{"id":7287,"date":"2025-09-12T08:10:14","date_gmt":"2025-09-12T00:10:14","guid":{"rendered":"https:\/\/www.chinaautoregs.com\/?p=7287"},"modified":"2025-09-19T07:19:08","modified_gmt":"2025-09-18T23:19:08","slug":"gb-t-45314-2025%e8%8b%b1%e6%96%87%e7%89%88%e7%bf%bb%e8%af%91-%e9%81%93%e8%b7%af%e8%bd%a6%e8%be%86-%e5%85%8d%e6%8f%90%e9%80%9a%e8%af%9d%e5%92%8c%e8%af%ad%e9%9f%b3%e4%ba%a4%e4%ba%92%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.chinaautoregs.com\/?p=7287","title":{"rendered":"GB\/T 45314-2025\u82f1\u6587\u7248\u7ffb\u8bd1 \u9053\u8def\u8f66\u8f86 \u514d\u63d0\u901a\u8bdd\u548c\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u8981\u6c42\u53ca\u8bd5\u9a8c\u65b9\u6cd5"},"content":{"rendered":"

ChinaAutoRegs|GB\/T 45314-2025\u82f1\u6587\u7248\u7ffb\u8bd1 \u9053\u8def\u8f66\u8f86 \u514d\u63d0\u901a\u8bdd\u548c\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u8981\u6c42\u53ca\u8bd5\u9a8c\u65b9\u6cd5
\nRoad vehicles\u2014Performance requirements and test methods for hands free communication and voice interaction<\/p>\n

<\/p>\n

CONTENTS<\/p>\n

Foreword
\n1 Scope
\n2 Normative References
\n3 Terms and Definitions
\n4 Hands-Free Terminal Speech Quality Requirements
\n5 Emergency Call Speech Quality Requirements
\n6 Voice Interaction Performance and Functional Requirements
\n7 Test Methods
\nAnnex A (Normative) Typical Noise Scenarios
\nAnnex B (Normative) Onboard Voice Interaction Terminal Functions
\nAnnex C (Normative) Performance Check of Mobile Phones for Testing
\nAnnex D (Informative) Definition of Delay
\nBibliography<\/p>\n

\u76ee \u6b21
\n\u524d\u8a00
\n1\u8303\u56f4
\n2\u89c4\u8303\u6027\u5f15\u7528\u6587\u4ef6
\n3\u672f\u8bed\u548c\u5b9a\u4e49
\n4\u514d\u63d0\u7ec8\u7aef\u901a\u8bdd\u8d28\u91cf\u8981\u6c42
\n4.1\u65f6\u5ef6
\n4.2\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n4.3\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n4.4\u5355\u5411\u901a\u8bdd\u8bed\u97f3\u8d28\u91cf
\n4.5\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n4.6\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd
\n4.7\u5931\u771f
\n4.8\u56de\u58f0\u6291\u5236\u6027\u80fd
\n4.9\u5f00\u5173\u7279\u6027
\n4.10\u53cc\u8bb2\u6027\u80fd
\n4.11\u80cc\u666f\u566a\u58f0\u4f20\u8f93
\n5\u7d27\u6025\u547c\u53eb\u901a\u8bdd\u8d28\u91cf\u8981\u6c42
\n5.1\u65f6\u5ef6
\n5.2\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n5.3\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n5.4\u7a7a\u95f2\u4fe1\u9053\u566a\u58f017
\n5.5\u56de\u58f0\u6291\u5236\u6027\u80fd18
\n5.6\u53d1\u9001\u65b9\u5411\u7684\u5355\u8bb2\u6fc0\u6d3b\u7279\u602718
\n5.7\u53cc\u8bb2\u6027\u80fd18
\n5.8\u80cc\u666f\u566a\u58f0\u4f20\u8f9318
\n6\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u548c\u529f\u80fd\u8981\u6c4219
\n6.1\u8bed\u97f3\u5524\u919219
\n6.2\u58f0\u6e90\u5b9a\u4f4d\u51c6\u786e\u738720
\n6.3\u53e5\u8bc6\u522b\u51c6\u786e\u738721
\n6.4\u4ea4\u4e92\u6210\u529f\u738721
\n6.5\u5524\u9192\u54cd\u5e94\u65f6\u95f422
\n6.6\u4ea4\u4e92\u54cd\u5e94\u65f6\u95f422
\n6.7\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u529f\u80fd
\n7\u8bd5\u9a8c\u65b9\u6cd522
\n7.1\u8bd5\u9a8c\u6761\u4ef622
\n7.2\u901a\u8bdd\u8d28\u91cf\u8bd5\u9a8c27
\n7.3\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u548c\u529f\u80fd\u8bd5\u9a8c42
\n\u9644\u5f55A(\u89c4\u8303\u6027)\u5178\u578b\u566a\u58f0\u573a\u666f45
\nA.1\u514d\u63d0\u7ec8\u7aef\u901a\u8bdd\u8d28\u91cf\u548c\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u8bd5\u9a8c\u566a\u58f0\u573a\u666f
\nA.2\u7d27\u6025\u547c\u53eb\u901a\u8bdd\u8d28\u91cf\u8bd5\u9a8c\u566a\u58f0\u573a\u666f
\n\u9644\u5f55B(\u89c4\u8303\u6027)\u8f66\u8f7d\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u529f\u80fd46
\nB.1\u5bfc\u822a\u6a21\u575746
\nB.2\u7a7a\u8c03\u6a21\u575746
\nB.3\u84dd\u7259\u7535\u8bdd\u6a21\u575746
\nB.4\u97f3\u9891\u6a21\u575746
\nB.5\u672c\u5730\u8bbe\u7f6e\u6a21\u575746
\nB.6\u8f66\u63a7\u8bbe\u7f6e\u6a21\u575746
\nB.7\u751f\u6d3b\u670d\u52a1\u6a21\u575746
\n\u9644\u5f55C(\u89c4\u8303\u6027)\u8bd5\u9a8c\u4f7f\u7528\u79fb\u52a8\u7535\u8bdd\u6027\u80fd\u68c0\u67e547
\nC.1\u6d4b\u8bd5\u7cfb\u7edf47
\nC.2\u65f6\u5ef647
\nC.3\u54cd\u5ea6\u8bc4\u5b9a\u503c48
\nC.4\u7ebf\u6027\u5ea649
\nC.5\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\nC.6\u53d1\u9001\u65b9\u5411\u566a\u58f0\u6d88\u9664\u6027\u80fd51
\nC.7\u5355\u5411\u901a\u8bdd\u8bed\u97f3\u8d28\u91cf51
\nC.8\u58f0\u63a7\u5236\u5173\u95ed\u7684\u786e\u5b9a52
\n\u9644\u5f55D(\u8d44\u6599\u6027)\u65f6\u5ef6\u7684\u5b9a\u4e4953
\nD.1\u514d\u63d0\u7ec8\u7aef\u65f6\u5ef6\u7684\u5b9a\u4e4953
\nD.2\u7d27\u6025\u547c\u53eb\u65f6\u5ef6\u7684\u5b9a\u4e4954
\n\u53c2\u8003\u6587\u732e<\/p>\n

1\u8303\u56f4<\/p>\n

\u672c\u6587\u4ef6\u89c4\u5b9a\u4e86\u9053\u8def\u8f66\u8f86\u7684\u514d\u63d0\u901a\u8bdd\u548c\u8bed\u97f3\u4ea4\u4e92\u6027\u80fd\u8981\u6c42,\u5e76\u63cf\u8ff0\u4e86\u76f8\u5e94\u7684\u8bd5\u9a8c\u65b9\u6cd5\u3002
\n\u672c\u6587\u4ef6\u9002\u7528\u4e8e\u88c5\u914d\u6709\u8f66\u8f7d\u626c\u58f0\u5668\u514d\u63d0\u901a\u8bdd\u7ec8\u7aef\u3001\u8f66\u8f7d\u7d27\u6025\u547c\u53eb\u7ec8\u7aef\u3001\u8f66\u8f7d\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u7684M1\u7c7b\u548cN1\u7c7b\u8f66\u8f86\u3002<\/p>\n

2\u89c4\u8303\u6027\u5f15\u7528\u6587\u4ef6<\/p>\n

\u4e0b\u5217\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u901a\u8fc7\u6587\u4e2d\u7684\u89c4\u8303\u6027\u5f15\u7528\u800c\u6784\u6210\u672c\u6587\u4ef6\u5fc5\u4e0d\u53ef\u5c11\u7684\u6761\u6b3e\u3002\u5176\u4e2d,\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6,\u4ec5\u8be5\u65e5\u671f\u5bf9\u5e94\u7684\u7248\u672c\u9002\u7528\u4e8e\u672c\u6587\u4ef6;\u4e0d\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6,\u5176\u6700\u65b0\u7248\u672c(\u5305\u62ec\u6240\u6709\u7684\u4fee\u6539\u5355)\u9002\u7528\u4e8e\u672c\u6587\u4ef6\u3002
\nITU-TG.122-1993\u56fd\u5185\u7cfb\u7edf\u5bf9\u56fd\u9645\u8fde\u63a5\u7684\u7a33\u5b9a\u5ea6\u548c\u53d1\u8bdd\u56de\u58f0\u7684\u5f71\u54cd(Influenceofnationalsystemsonstabilityandtalkerechoininternationalconnections)
\nITU-TP.51\u4eba\u5de5\u5634(Artificialmouth)
\nITU-TP.57\u4eba\u5de5\u8033(Artificialears)
\nITU-TP.58\u7535\u8bdd\u7535\u58f0\u6d4b\u8bd5\u6240\u7528\u7684\u5934\u548c\u8eaf\u5e72\u6a21\u62df\u5668(Headandtorsosimulatorfortelephonometry,HATS)
\nITU-TP.79-2007\u54cd\u5ea6\u8bc4\u5b9a\u503c\u7684\u8ba1\u7b97(Calculationofloudnessratingsfortelephonesets)
\nITU-TP.501-2020\u7535\u8bdd\u7535\u58f0\u6d4b\u8bd5\u6240\u7528\u7684\u6d4b\u8bd5\u4fe1\u53f7(Testsignalsforuseintelephonometry)
\nITU-TP.502-2000\u4f7f\u7528\u590d\u6742\u4fe1\u53f7\u7684\u8bed\u97f3\u901a\u4fe1\u7cfb\u7edf\u7684\u5ba2\u89c2\u6d4b\u91cf\u65b9\u6cd5(Objectivetestmethodsforspeechcommunicationsystemsusingcomplextestsignals)
\nITU-TP.863-2018\u8046\u542c\u54c1\u8d28\u5ba2\u89c2\u611f\u77e5\u8bc4\u4f30(Perceptualobjectivelisteningqualityassessment)
\nITU-TP.863.1-2019P.863\u5efa\u8bae\u7684\u4f7f\u7528\u5bfc\u5219(ApplicationguideforrecommendationP.863)
\nETSI EG 202 396-3-2018\u8bed\u97f3\u548c\u591a\u5a92\u4f53\u4f20\u8f93\u8d28\u91cf(STQ);\u5b58\u5728\u80cc\u666f\u566a\u58f0\u65f6\u7684\u8bed\u97f3\u8d28\u91cf\u8868\u73b0;\u7b2c3\u90e8\u5206:\u80cc\u666f\u566a\u58f0\u4f20\u8f93—\u5ba2\u89c2\u6d4b\u8bd5\u65b9\u6cd5[SpeechandmultimediaTransmissionQuality(STQ);SpeechQualityperformanceinthepresenceofbackgroundnoise;Part3:Backgroundnoisetransmission-Ob-jectivetestmethods]
\nETSI TS 103 558-2020\u8bed\u97f3\u548c\u591a\u5a92\u4f53\u4f20\u8f93\u8d28\u91cf(STQ);\u5ba2\u89c2\u8bc4\u4f30\u8046\u542c\u52aa\u529b\u7a0b\u5ea6\u7684\u65b9\u6cd5[Speech andmultimediaTransmissionQuality(STQ);Methodsforobjectiveassessmentoflisteningeffort]
\nETSI TS 103 802-2023\u8bed\u97f3\u548c\u591a\u5a92\u4f53\u4f20\u8f93\u8d28\u91cf(STQ);\u8bc4\u4f30\u56de\u58f0\u635f\u4f24\u7684\u5ba2\u89c2\u6d4b\u8bd5\u65b9\u6cd5[SpeechandmultimediaTransmissionQuality(STQ);Objectivetestmethodfortheevaluationofechoimpair-ments]<\/p>\n

3\u672f\u8bed\u548c\u5b9a\u4e49<\/p>\n

\u4e0b\u5217\u672f\u8bed\u548c\u5b9a\u4e49\u9002\u7528\u4e8e\u672c\u6587\u4ef6\u3002
\n3.1
\n\u7f51\u7edc\u7cfb\u7edf\u6a21\u62df\u5668system simulator
\n\u7528\u4e8e\u6a21\u62df\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u7684\u8bbe\u5907,\u5176\u4e00\u4fa7\u88c5\u6709\u65e0\u7ebf\u7535\u63a5\u53e3,\u53e6\u4e00\u4fa7\u88c5\u6709\u63a5\u53d7\u65b9\u5411\u548c\u53d1\u9001\u65b9\u5411\u7684\u7535\u8f93\u5165\/\u8f93\u51fa\u63a5\u53e3\u3002
\n3.2
\n\u53d7\u8bd5\u88c5\u7f6edevice under test (DUT)
\n\u88ab\u6d4b\u8bd5\u7684\u88c5\u7f6e\u3002
\n\u6ce8:\u6b64\u5904\u6307\u642d\u8f7d\u4e86\u8f66\u8f7d\u626c\u58f0\u5668\u514d\u63d0\u901a\u8bdd\u7ec8\u7aef\u3001\u8f66\u8f7d\u7d27\u6025\u547c\u53eb\u7ec8\u7aef\u3001\u8f66\u8f7d\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u7684M1\u7c7b\u548cN1\u7c7b\u8f66\u8f86\u3002
\n3.3
\n\u7f16\u89e3\u7801\u5668codec
\n\u6570\u5b57\u901a\u4fe1\u4e2d\u5177\u6709\u7f16\u7801\u3001\u89e3\u7801\u529f\u80fd\u7684\u5668\u4ef6\u6216\u8f6f\u4ef6\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.2]
\n3.4
\n\u7a84\u5e26\u8bed\u97f3narrowband speech
\n\u81f3\u5c11\u8986\u76d6300Hz~3400Hz\u8bed\u97f3\u4e1a\u52a1\u7684\u4f20\u8f93\u9891\u5e26\u3002
\n3.5
\n\u5bbd\u5e26\u8bed\u97f3wideband speech
\n\u81f3\u5c11\u8986\u76d6150Hz~7000Hz\u8bed\u97f3\u4e1a\u52a1\u7684\u4f20\u8f93\u9891\u5e26\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.23]
\n3.6
\n\u514d\u63d0\u7ec8\u7aefhands-free terminal
\n\u7528\u6237\u901a\u8bdd\u8fc7\u7a0b\u4e2d\u65e0\u9700\u624b\u6301\u7684\u901a\u8bdd\u7ec8\u7aef\u3002
\n\u6ce8:\u6b64\u5904\u6307\u8f66\u8f7d\u626c\u58f0\u5668\u514d\u63d0\u901a\u8bdd\u7ec8\u7aef,\u5305\u542b\u8f66\u8f7d\u626c\u58f0\u5668\u514d\u63d0\u901a\u8bdd\u7ec8\u7aef\u3001\u8f66\u8f7d\u7d27\u6025\u547c\u53eb\u7ec8\u7aef\u3002
\n3.7
\n\u77ed\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93short range wireless transmission (SRWT)
\n\u8f66\u8f86\u5185\u90e8\u8f66\u8f7d\u514d\u63d0\u7ec8\u7aef\u548c\u79fb\u52a8\u7535\u8bdd\u4e4b\u95f4\u7684\u65e0\u7ebf\u4f20\u8f93\u8fde\u63a5\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.21,\u6709\u4fee\u6539]
\n3.8
\n\u590d\u5408\u6e90\u4fe1\u53f7composite source signal (CSS)
\n\u7531\u591a\u79cd\u65f6\u57df\u4fe1\u53f7\u7ec4\u6210\u7684\u4fe1\u53f7\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.3]
\n3.9
\n\u5934\u90e8\u548c\u8eaf\u5e72\u6a21\u62df\u5668head and torso simulator (HATS)
\n\u5b89\u88c5\u4eff\u771f\u8033\u548c\u4eff\u771f\u5634\u4ece\u5934\u9876\u5411\u4e0b\u5ef6\u4f38\u5230\u8170\u90e8\u7684\u4eba\u4f53\u6a21\u62df\u8bbe\u5907\u3002
\n\u6ce8:\u5176\u8bbe\u8ba1\u7528\u4e8e\u6a21\u62df\u4e00\u822c\u4eba\u8033\u58f0\u97f3\u62fe\u53d6\u7279\u6027\u53ca\u4e2d\u7b49\u4f53\u578b\u6210\u5e74\u4eba\u6240\u4ea7\u751f\u7684\u58f0\u884d\u5c04,\u5e76\u91cd\u73b0\u4eba\u5634\u90e8\u53d1\u97f3\u7684\u58f0\u573a,\u4f9b\u7535\u58f0\u6d4b\u91cf\u4f7f\u7528\u3002
\n[\u6765\u6e90:ITU-TP.58-2023,3.1.6]
\n3.10
\n\u4eff\u771f\u8033simulation ear
\n\u7531\u4e00\u4e2a\u58f0\u8026\u5408\u8154\u548c\u4e00\u4e2a\u7ecf\u8fc7\u6821\u51c6\u7684\u4f20\u58f0\u5668\u7ec4\u6210\u7684\u7528\u6765\u6d4b\u91cf\u58f0\u538b\u7684\u8bbe\u5907\u3002
\n\u6ce8:\u58f0\u8026\u5408\u8154\u572820Hz~20000Hz\u9891\u7387\u8303\u56f4\u5185,\u63a5\u8fd1\u4e00\u822c\u6210\u5e74\u4eba\u8033\u7684\u58f0\u963b\u6297\u3002\u6700\u63a5\u8fd1\u8f66\u8f86\u4e2d\u5fc3\u7ebf\u7684\u4eff\u771f\u8033\u4e3a\u5185\u4fa7\u8033\u3002
\n[\u6765\u6e90:ITU-TP.57-2021,3.2.3]
\n3.11
\n\u4eff\u771f\u5634simulation mouth
\n\u7528\u4e8e\u6a21\u62df\u4eba\u5634\u5e73\u5747\u6307\u5411\u6027\u7684\u7279\u6b8a\u4eba\u5de5\u58f0\u6e90\u3002
\n\u6ce8:\u4eff\u771f\u5634\u914d\u5907\u6709\u7528\u4e8e\u5b9a\u4f4d\u7684\u5507\u73af,\u53ef\u56fa\u5b9a\u4e8e\u4eff\u771f\u5634\u4e0a\u3002
\n[\u6765\u6e90:ITU-TP.51-1996,4.1]
\n3.12
\n\u4f26\u5df4\u6548\u5e94lombard effect
\n\u7531\u566a\u58f0\u5f15\u8d77\u7684\u8bf4\u8bdd\u884c\u4e3a\u7684\u53d8\u5316\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,7.1.3]
\n3.13
\n\u4e92\u8fde\u70b9point of interconnection (POI)
\n\u7f51\u7edc\u7cfb\u7edf\u6a21\u62df\u5668\u7684\u8bed\u97f3\u7f16\u89e3\u7801\u5668\u7684\u8f93\u51fa\u53e3\u6216\u8f93\u5165\u53e3\u3002
\n3.14
\nHATS\u53c2\u8003\u70b9HATS reference point
\nHATS\u5de6\u53f3\u8033\u9053\u5165\u53e3\u70b9\u8fde\u7ebf\u7684\u4e2d\u70b9\u3002
\n3.15
\n\u5634\u53c2\u8003\u70b9mouth reference point (MRP)
\n\u8ddd\u4eff\u771f\u5634\u5507\u73af\u5916\u5e73\u9762\u4e2d\u5fc3\u8f74\u7ebf\u6b63\u524d\u65b925mm\u7684\u70b9\u3002
\n[\u6765\u6e90:ITU-TP.51-1996,4.7]
\n3.16
\n\u514d\u63d0\u53c2\u8003\u70b9hands-free reference point (HFRP)
\n\u8ddd\u4eff\u771f\u5634\u5507\u73af\u5916\u5e73\u9762\u4e2d\u5fc3\u8f74\u7ebf\u6b63\u524d\u65b9500mm\u7684\u70b9\u3002
\n\u6ce8:\u5728\u81ea\u7531\u573a\u6761\u4ef6\u4e0b,\u5728\u8be5\u70b9\u8fdb\u884c\u514d\u63d0\u58f0\u538b\u6821\u51c6\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.8]
\n3.17
\n\u8033\u53c2\u8003\u70b9ear reference point (ERP)
\n\u4f4d\u4e8eHATS\u5de6\u53f3\u8033\u9053\u5165\u53e3\u70b9\u3002
\n[\u6765\u6e90:ITU-TP.57-2021,3.2.7]
\n3.18
\n\u8033\u9f13\u53c2\u8003\u70b9ear-drum reference point (DRP)
\n\u4f4d\u4e8eHATS\u8033\u9053\u5e95\u90e8\u5bf9\u5e94\u8033\u9f13\u819c\u4f4d\u7f6e\u7684\u70b9\u3002
\n[\u6765\u6e90:ITU-TP.57-2021,3.2.9]
\n3.19
\n\u7ebf\u6027\u5747\u8861linear equalization (LIN)
\n\u4fe1\u53f7\u76f4\u63a5\u4f20\u8f93,\u4e0d\u505a\u4efb\u4f55\u5904\u7406\u7684\u5747\u8861\u3002
\n3.20
\n\u81ea\u7531\u573a\u5747\u8861free-field equalization (FF)
\n\u5bf9HATS\u63a5\u6536\u65b9\u5411\u4f20\u8f93\u7279\u6027\u7684\u5747\u8861,\u4f7f\u5f97HATS\u5bf9\u6d88\u58f0\u73af\u5883\u4e2d\u6b63\u524d\u65b9\u5165\u5c04\u7684\u58f0\u6ce2\u5177\u6709\u5e73\u76f4\u7684\u9891\u7387\u7279\u6027\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.6]
\n3.21
\n\u6269\u6563\u573a\u5747\u8861diffuse field equalization (DF)
\n\u5bf9HATS\u63a5\u6536\u65b9\u5411\u4f20\u8f93\u7279\u6027\u7684\u5747\u8861,\u4f7f\u5f97HATS\u5728\u6269\u6563\u573a\u6761\u4ef6\u4e0b\u6b63\u524d\u65b9\u5165\u5c04\u7684\u58f0\u6ce2\u5177\u6709\u5e73\u76f4\u7684\u9891\u7387\u7279\u6027\u3002
\n\u6ce8:\u5747\u8861\u662f\u9488\u5bf9HATS\u8fdb\u884c\u7684,\u8868\u793a\u4e3a1\/3\u500d\u9891\u7a0b\u5b50\u9891\u5e26\u5185HATS\u53c2\u8003\u70b9\u5904\u7684\u65e0\u6270\u6269\u6563\u573a\u5e73\u5747\u58f0\u538b(\u5373\u672a\u653e\u7f6eHATS\u65f6HATS\u53c2\u8003\u70b9\u5904\u7684\u65e0\u6270\u6269\u6563\u573a\u5e73\u5747\u58f0\u538b)\u548c\u653e\u5165HATS\u540e\u8033\u9f13\u53c2\u8003\u70b9\u7684\u5e73\u5747\u58f0\u538b\u4e4b\u6bd4\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.4]
\n3.22
\n\u6700\u5927\u97f3\u91cfmaximum setting of the volume
\n\u5f53\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u53ef\u8c03\u65f6,\u907f\u514d\u4f7f\u97f3\u54cd\u7cfb\u7edf\u8fc7\u8f7d\u548c\u5728\u56de\u58f0\u8def\u5f84\u4e2d\u5f15\u5165\u975e\u7ebf\u6027\u5173\u7cfb,\u5e76\u4f7f\u5f97\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c\u6700\u5927\u7684\u97f3\u91cf\u3002
\n3.23
\n\u6807\u79f0\u97f3\u91cfnominal setting of the volume
\n\u4e3a\u4f7f\u5f97\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c\u7b26\u5408\u672c\u6587\u4ef6\u8981\u6c42\u7684\u97f3\u91cf(\u5f53\u63a5\u6536\u97f3\u91cf\u53ef\u8c03\u65f6),\u6216\u8f66\u8f7d\u7ec8\u7aef\u7684\u9ed8\u8ba4\u97f3\u91cf(\u5f53\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u4e0d\u53ef\u8c03\u65f6)\u3002
\n3.24
\n\u53d1\u9001\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503csending loudness rating (SLR)
\n\u53d1\u58f0\u7684\u7528\u6237\u5634\u4e0e\u7f51\u7edc\u7aef\u7535\u63a5\u53e3\u4e4b\u95f4\u7684\u54cd\u5ea6\u635f\u8017\u3002
\n\u6ce8:\u6b64\u5904\u7684\u54cd\u5ea6\u635f\u8017\u5b9a\u4e49\u4e3a\u9a71\u52a8\u58f0\u538b\u4e0e\u6240\u6d4b\u7535\u538b\u6bd4\u503c\u7684\u52a0\u6743\u5e73\u5747\u503c\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.20]
\n3.25
\n\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503creceiving loudness rating (RLR)
\n\u7f51\u7edc\u7aef\u7535\u63a5\u53e3\u4e0e\u542c\u97f3\u7528\u6237\u8033\u6735\u4e4b\u95f4\u7684\u54cd\u5ea6\u635f\u8017\u3002
\n\u6ce8:\u6b64\u5904\u7684\u54cd\u5ea6\u635f\u8017\u5b9a\u4e49\u4e3a\u9a71\u52a8\u7535\u52a8\u52bf\u4e0e\u6240\u6d4b\u58f0\u538b\u6bd4\u503c\u7684\u52a0\u6743\u5e73\u5747\u503c\u3002
\n[\u6765\u6e90:ITU-TP.1100-2019,3.2.19]
\n3.26
\n\u4e2d\u7ee7\u54cd\u5ea6\u8bc4\u5b9a\u503cjunction loudness rating (JLR)
\n\u68c0\u67e5\u8bd5\u9a8c\u4f7f\u7528\u79fb\u52a8\u7535\u8bdd\u6027\u80fd\u65f6,\u7f51\u7edc\u7aef\u7535\u63a5\u53e3\u4e0e\u77ed\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93\u4e92\u8fde\u70b9\u4e4b\u95f4\u7684\u54cd\u5ea6\u635f\u8017\u3002
\n3.27
\n\u6709\u80cc\u666f\u566a\u58f0\u60c5\u51b5\u4e0b\u7684\u8bed\u97f3\u8d28\u91cfspeech quality with background noise
\n\u5728\u6709\u80cc\u666f\u566a\u58f0\u60c5\u51b5\u4e0b,\u5bf9\u80cc\u666f\u566a\u58f0\u7684\u4f20\u8f93\u8d28\u91cf(N-MOS)\u3001\u8bed\u97f3\u7684\u4f20\u8f93\u8d28\u91cf(S-MOS)\u3001\u6574\u4f53\u4f20\u8f93\u8d28\u91cf(G-MOS)\u8fdb\u884c\u8bc4\u4ef7\u7684\u6307\u6807\u3002
\n3.28
\n\u8046\u542c\u52aa\u529b\u5ea6listening effort
\n\u7ecf\u8fc7\u901a\u4fe1\u7cfb\u7edf\u4f20\u8f93\u540e\u8bed\u97f3\u7684\u8046\u542c\u9700\u52aa\u529b\u7a0b\u5ea6\u3002
\n3.29
\n\u8bed\u97f3\u5524\u9192speech wakeup voice trigger
\n\u5904\u4e8e\u97f3\u9891\u6d41\u76d1\u542c\u72b6\u6001\u7684\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef,\u5728\u68c0\u6d4b\u5230\u7279\u5b9a\u7684\u7279\u5f81\u6216\u4e8b\u4ef6\u51fa\u73b0\u540e,\u5207\u6362\u5230\u547d\u4ee4\u5b57\u8bc6\u522b\u3001\u8fde\u7eed\u8bed\u97f3\u8bc6\u522b\u7b49\u5176\u4ed6\u5904\u7406\u72b6\u6001\u7684\u8fc7\u7a0b\u3002
\n3.30
\n\u5524\u9192\u8bcdwakeup word
\n\u7528\u4e8e\u8bed\u97f3\u5524\u9192\u5904\u4e8e\u5173\u952e\u5b57\u8bc6\u522b\u72b6\u6001\u7684\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u6240\u7528\u7684\u7ed3\u6784\u5316\u5173\u952e\u5b57\u96c6\u3002
\n3.31
\n\u8bef\u5524\u9192false wakeup
\n\u8bed\u97f3\u5524\u9192\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684,\u65e0\u97f3\u9891\u6d41\u6216\u8005\u97f3\u9891\u6d41\u4e2d\u6ca1\u6709\u51fa\u73b0\u5524\u9192\u6240\u9700\u7684\u7279\u5f81\u6216\u4e8b\u4ef6\u65f6,\u8bed\u97f3\u4ea4\u4e92\u7ec8\u7aef\u88ab\u5524\u9192\u7684\u73b0\u8c61\u3002
\n3.32
\n\u58f0\u6e90\u5b9a\u4f4dacoustic source localization
\n\u5bf9\u58f0\u6e90\u4f4d\u7f6e\u7684\u5224\u65ad\u8fc7\u7a0b\u3002<\/p>\n

4\u514d\u63d0\u7ec8\u7aef\u901a\u8bdd\u8d28\u91cf\u8981\u6c42
\n4.1\u65f6\u5ef6
\n4.1.1\u5728\u4e0d\u4f7f\u7528\u77ed\u8ddd\u79bb\u65e0\u7ebf\u4f20\u8f93(SRWT)\u60c5\u51b5\u4e0b\u7684\u65f6\u5ef6
\n\u63097.2.1\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u65f6\u5ef6\u5e94\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u73af\u56de\u65f6\u5ef6(Trtd)\u5c0f\u4e8e210ms;
\n—\u7531\u514d\u63d0\u4fe1\u53f7\u5904\u7406\u5f15\u5165\u7684\u514d\u63d0\u5b9e\u73b0\u76f8\u5173\u73af\u56de\u65f6\u5ef6(Trtdimp)\u4e0d\u8d85\u8fc7110ms\u3002
\n4.1.2\u5728\u4f7f\u7528SRWT\u60c5\u51b5\u4e0b\u7684\u65f6\u5ef6
\n\u63097.2.1\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u65f6\u5ef6\u5e94\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6,Trtd\u5e94\u5c0f\u4e8e120ms;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6,Trtd\u5c0f\u4e8e130ms;
\n—\u7531\u514d\u63d0\u4fe1\u53f7\u5904\u7406\u5f15\u5165\u7684Trtdimp\u4e0d\u8d85\u8fc7110ms\u3002
\n4.2\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n4.2.1\u53d1\u9001\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u53d1\u9001\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c(SLR)\u63097.2.2.1\u8fdb\u884c\u8bd5\u9a8c,\u4e92\u8fde\u70b9(POI)\u5904\u7684SLR\u5e94\u5904\u4e8e9dB~17dB\u8303\u56f4\u5185\u3002
\n4.2.2\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c(RLR)\u63097.2.2.2\u8fdb\u884c\u8bd5\u9a8c\u3002\u82e5\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u4e0d\u53ef\u8c03\u8282,\u5219POI\u5904\u7684RLR\u5e94\u5904\u4e8e-2dB~6dB\u8303\u56f4\u5185\u3002\u82e5\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u53ef\u8c03\u8282,\u5219\u5e94\u6ee1\u8db3:
\n—\u81f3\u5c11\u5728\u4e00\u4e2a\u97f3\u91cf\u8bbe\u7f6eRLR\u8fbe\u5230\u4ee5\u4e0a\u8981\u6c42;
\n—\u6807\u79f0\u97f3\u91cfRLR\u81f3\u5c11\u6bd4\u6700\u5927\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)RLR\u592715dB;
\n—\u81f3\u5c11\u6709\u4e00\u4e2a\u97f3\u91cf\u8bbe\u7f6e\u80fd\u4fdd\u8bc1\u5728\u4efb\u4f55\u53ef\u80fd\u7684\u901a\u8bdd\u548c\u566a\u58f0\u73af\u5883\u4e0b,\u4fe1\u566a\u6bd4(S\/N)\u81f3\u5c11\u4e3a6dB\u3002
\n4.2.3\u53d1\u9001\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c\u7684\u7ebf\u6027\u5ea6
\n\u63097.2.2.3\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684SLR\u5e94\u6ee1\u8db3:
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-3dB\u65f6,SLR\u4e0e\u4f7f\u7528\u6807\u79f0\u503c\u6d4b\u5f97\u7684SLR\u7684\u504f\u5dee\u4e0d\u8d85\u8fc7-0.5dB;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+6dB\u65f6,SLR\u4e0e\u4f7f\u7528\u6807\u79f0\u503c\u6d4b\u5f97\u7684SLR\u7684\u504f\u5dee\u4e0d\u8d85\u8fc70.5dB\u3002
\n4.2.4\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c\u7684\u7ebf\u6027\u5ea6
\n\u63097.2.2.4\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u8bbe\u7f6e\u4e0b,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684RLR\u5e94\u6ee1\u8db3:
\n—\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-5dB\u65f6,RLR\u4e0e\u4f7f\u7528\u6807\u79f0\u503c\u6d4b\u5f97\u7684RLR\u7684\u504f\u5dee\u4e0d\u8d85\u8fc7-0.5dB;
\n—\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+5dB\u65f6,RLR\u4e0e\u4f7f\u7528\u6807\u79f0\u503c\u6d4b\u5f97\u7684RLR\u7684\u504f\u5dee\u4e0d\u8d85\u8fc70.5dB\u3002
\n4.3\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n4.3.1\u53d1\u9001\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n\u63097.2.3.1\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u53d1\u9001\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94\u66f2\u7ebf,\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u88681\u7684\u8981\u6c42;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u88682\u7684\u8981\u6c42\u3002
\n4.3.2\u63a5\u6536\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n\u63097.2.3.2\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u63a5\u6536\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94\u66f2\u7ebf,\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u88683\u7684\u8981\u6c42;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u88684\u7684\u8981\u6c42\u3002
\n4.4\u5355\u5411\u901a\u8bdd\u8bed\u97f3\u8d28\u91cf
\n4.4.1\u53d1\u9001\u65b9\u5411\u8bed\u97f3\u8d28\u91cf
\n\u63097.2.4.1\u8fdb\u884c\u8bd5\u9a8c,\u53d1\u9001\u65b9\u5411\u8bed\u97f3\u8d28\u91cf\u5e94\u6ee1\u8db3:
\n—\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6:\u542c\u97f3\u5e73\u5747\u610f\u89c1\u5206(MOSLQO)\u81f3\u5c11\u4e3a3.0;
\n—\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6:MOSLQO\u81f3\u5c11\u4e3a3.6\u3002
\n4.4.2\u63a5\u6536\u65b9\u5411\u8bed\u97f3\u8d28\u91cf
\n\u63097.2.4.2\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u63a5\u6536\u65b9\u5411\u8bed\u97f3\u8d28\u91cf\u5e94\u6ee1\u8db3:
\n—\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6:MOSLQO\u81f3\u5c11\u4e3a3.0;
\n—\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6:MOSLQO\u81f3\u5c11\u4e3a3.6\u3002
\n4.4.3\u53d1\u9001\u65b9\u5411\u8bed\u97f3\u8d28\u91cf\u7a33\u5b9a\u5ea6
\n\u63097.2.4.3\u8fdb\u884c\u8bd5\u9a8c,\u53d1\u9001\u65b9\u5411\u8bed\u97f3\u8d28\u91cf\u7a33\u5b9a\u5ea6(STMOS)\u5e94\u4e0d\u4f4e\u4e8e90\u3002
\n4.4.4\u63a5\u6536\u65b9\u5411\u8bed\u97f3\u8d28\u91cf\u7a33\u5b9a\u5ea6
\n\u63097.2.4.4\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u63a5\u6536\u65b9\u5411STMOS\u5e94\u4e0d\u4f4e\u4e8e90\u3002
\n4.5\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n4.5.1\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n\u63097.2.5.1\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u7a84\u5e26\u8bed\u97f3,\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u5e94\u4e0d\u5927\u4e8e-64dBm0(P)(P\u8ba1\u6743\u89c1ITU-TO.41-1994);\u5bf9\u4e8e\u5bbd\u5e26\u8bed\u97f3,\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u5e94\u4e0d\u5927\u4e8e-64dBm0(A)\u3002\u5728\u6d4b\u5f97\u4fe1\u53f7\u9891\u57df\u5185\u4e0d\u5e94\u51fa\u73b0\u6bd4\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u8c31\u5e73\u5747\u7535\u5e73\u9ad810dB\u4ee5\u4e0a(\u542b10dB)\u7684\u5cf0\u503c\u3002\u5cf0\u503c\u6765\u81ea\u8bd5\u9a8c\u4e2d\u7684\u514d\u63d0\u7ec8\u7aef\u3002\u5982\u679c\u51fa\u73b0\u4e8610dB\u4ee5\u4e0a(\u542b10dB)\u7684\u5cf0\u503c,\u4f46\u514d\u63d0\u7ec8\u7aef\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u4e0d\u5927\u4e8e-84dBm0(P)(\u7a84\u5e26)\/-84dBm0(A)(\u5bbd\u5e26),\u5219\u53ef\u5ffd\u7565\u8be5\u5cf0\u503c\u3002
\n4.5.2\u63a5\u6536\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n\u63097.2.5.2\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u63a5\u6536\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u5e94\u4e0d\u5927\u4e8e-53dBPa(A)\u3002\u5728\u6d4b\u8bd5\u4fe1\u53f7\u9891\u57df\u5185\u4e0d\u5e94\u51fa\u73b0\u6bd4\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u8c31\u5e73\u5747\u58f0\u538b\u9ad810dB\u4ee5\u4e0a(\u542b10dB)\u7684\u5cf0\u503c\u3002\u5cf0\u503c\u6765\u81ea\u8bd5\u9a8c\u4e2d\u7684\u514d\u63d0\u7ec8\u7aef\u3002\u5982\u679c\u51fa\u73b0\u4e8610dB\u4ee5\u4e0a(\u542b10dB)\u7684\u5cf0\u503c,\u4f46\u514d\u63d0\u7ec8\u7aef\u63a5\u6536\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u4e0d\u5927\u4e8e-73dBPa(A),\u5219\u53ef\u5ffd\u7565\u8be5\u5cf0\u503c\u3002
\n4.6\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd
\n4.6.1\u53d1\u9001\u65b9\u5411\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd
\n\u63097.2.6.1\u8fdb\u884c\u8bd5\u9a8c,\u53d1\u9001\u65b9\u5411\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd,\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u5728300Hz~3400Hz\u7684\u9891\u7387\u8303\u56f4\u5185\u6d4b\u91cf\u5e76\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6,\u5728POI\u5904\u6d4b\u5f97\u7684\u4fe1\u53f7\u7535\u5e73\u5e94\u6bd4\u53c2\u8003\u4fe1\u53f7\u7535\u5e73\u4f4e\u81f3\u5c1135dB;
\n—\u5728200Hz~7000Hz\u7684\u9891\u7387\u8303\u56f4\u5185\u6d4b\u91cf\u5e76\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6,\u5728POI\u5904\u6d4b\u5f97\u7684\u4fe1\u53f7\u7535\u5e73\u5e94\u6bd4\u53c2\u8003\u4fe1\u53f7\u7535\u5e73\u4f4e\u81f3\u5c1135dB\u3002
\n4.6.2\u63a5\u6536\u65b9\u5411\u4f2a\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd
\n\u63097.2.6.2\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u63a5\u6536\u65b9\u5411\u4f2a\u5e26\u5916\u4fe1\u53f7\u5904\u7406\u6027\u80fd,\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u57284600Hz~8000Hz\u7684\u9891\u7387\u8303\u56f4\u5185\u6d4b\u91cf\u5e76\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6,\u5728\u514d\u63d0\u626c\u58f0\u5668\u5904\u6d4b\u5f97\u7684\u4fe1\u53f7\u7535\u5e73\u5e94\u6bd4\u53c2\u8003\u4fe1\u53f7\u7535\u5e73\u4f4e\u81f3\u5c1145dB;
\n—\u57288600Hz~16000Hz\u7684\u9891\u7387\u8303\u56f4\u5185\u6d4b\u91cf\u5e76\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6,\u5728\u514d\u63d0\u626c\u58f0\u5668\u5904\u6d4b\u5f97\u7684\u4fe1\u53f7\u7535\u5e73,\u5e26\u5185\u4fe1\u53f7\u548c\u5e26\u5916\u4fe1\u53f7\u4e0d\u5e94\u6bd4\u53c2\u8003\u4fe1\u53f7\u7535\u5e73\u9ad810dB\u4ee5\u4e0a\u3002
\n4.7\u5931\u771f
\n4.7.1\u53d1\u9001\u65b9\u5411\u5931\u771f
\n\u63097.2.7.1\u8fdb\u884c\u8bd5\u9a8c,\u53d1\u9001\u65b9\u5411\u8c10\u6ce2\u5931\u771f\u5728300Hz\u3001500Hz\u30011000Hz\u548c2000Hz(2000Hz\u4ec5\u6d4b\u8bd5\u5bbd\u5e26\u8bed\u97f3\u65f6\u4f7f\u7528)\u5e94\u4e0d\u8d85\u8fc73%\u3002
\n4.7.2\u63a5\u6536\u65b9\u5411\u5931\u771f
\n\u63097.2.7.2\u8fdb\u884c\u8bd5\u9a8c,\u5728\u4ee5\u4e0b\u4e24\u79cd\u60c5\u51b5\u4e0b,\u63a5\u6536\u65b9\u5411\u8c10\u6ce2\u5931\u771f\u5728300Hz\u3001500Hz\u30011000Hz\u548c2000Hz(2000Hz\u4ec5\u6d4b\u8bd5\u5bbd\u5e26\u8bed\u97f3\u65f6\u4f7f\u7528)\u5747\u5e94\u4e0d\u8d85\u8fc73%:
\n—\u901a\u8fc7\u8bbe\u7f6e\u97f3\u91cf,\u4f7fS\/N\u521a\u597d\u4e3a6dB;
\n—\u8bbe\u7f6e\u4e3a\u6700\u5927\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u3002
\n4.8\u56de\u58f0\u6291\u5236\u6027\u80fd
\n4.8.1\u7ec8\u7aef\u8026\u5408\u635f\u8017
\n\u63097.2.8.1\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u548c\u6700\u5927\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u4e0b,\u7ec8\u7aef\u8026\u5408\u635f\u8017(TCL)\u5e94\u4e0d\u4f4e\u4e8e46dB\u3002
\n\u6ce8:TCL\u662f\u65e0\u8ba1\u6743\u7684\u56de\u58f0\u635f\u8017\u3002
\n4.8.2\u65f6\u57df\u5185\u7684\u56de\u58f0\u8870\u51cf
\n\u63097.2.8.2\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u5355\u8bb2\u6761\u4ef6\u4e0b,\u6bcf\u4e2a\u65f6\u523b\u56de\u58f0\u8870\u51cf\u503c\u4e0e\u56de\u58f0\u8870\u51cf\u6700\u5927\u503c\u76f8\u5dee\u4e0d\u8d85\u8fc76dB\u3002\u5982\u679cTCL\u4e0d\u4f4e\u4e8e46dB,\u4f46\u65f6\u57df\u5185\u7684\u56de\u58f0\u8870\u51cf\u672a\u6ee1\u8db3\u4e0a\u8ff0\u8981\u6c42,\u53ef\u7531\u8bd5\u9a8c\u4eba\u5458\u4e3b\u89c2\u56de\u542c\u6d4b\u8bd5\u4fe1\u53f7,\u82e5\u672a\u53d1\u73b0\u663e\u8457\u56de\u58f0,\u5219\u53ef\u8ba4\u4e3a\u56de\u58f0\u8870\u51cf\u4e0e\u65f6\u95f4\u7684\u5173\u7cfb\u6ee1\u8db3\u8981\u6c42\u3002
\n4.8.3\u5404\u9891\u6bb5\u56de\u58f0\u8870\u51cf
\n\u63097.2.8.3\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6,\u9891\u57df\u56de\u58f0\u8870\u51cf\u5e94\u7b26\u5408\u88685\u7684\u8981\u6c42;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6,\u9891\u57df\u56de\u58f0\u8870\u51cf\u5e94\u7b26\u5408\u88686\u7684\u8981\u6c42\u3002
\n4.8.4\u65e0\u80cc\u666f\u566a\u58f0\u73af\u5883\u4e0b\u7684\u521d\u59cb\u56de\u58f0\u6536\u655b
\n\u63097.2.8.4\u8fdb\u884c\u8bd5\u9a8c,\u65e0\u80cc\u666f\u566a\u58f0\u65f6,\u6fc0\u6d3b\u514d\u63d0\u7ec8\u7aef\u5e76\u8c03\u8282\u5230\u6700\u5927\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u540e,\u5355\u8bb2\u6761\u4ef6\u4e0b\u7684\u521d\u59cb\u56de\u58f0\u6536\u655b\u7684\u56de\u58f0\u8870\u51cf\u968f\u65f6\u95f4\u7684\u53d8\u5316\u5e94\u7b26\u5408\u88687\u7684\u8981\u6c42\u3002
\n4.8.5\u6709\u80cc\u666f\u566a\u58f0\u73af\u5883\u4e0b\u7684\u521d\u59cb\u56de\u58f0\u6536\u655b
\n\u63097.2.8.5\u8fdb\u884c\u8bd5\u9a8c,\u6709\u80cc\u666f\u566a\u58f0\u65f6,\u6fc0\u6d3b\u514d\u63d0\u7ec8\u7aef\u5e76\u8c03\u8282\u5230\u6700\u5927\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u540e,\u5355\u8bb2\u6761\u4ef6\u4e0b\u7684\u521d\u59cb\u56de\u58f0\u6536\u655b\u7684\u56de\u58f0\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u4e8e\u65f6\u95f4\u7684\u53d8\u5316\u5e94\u7b26\u5408\u88688\u7684\u8981\u6c42\u3002
\n\u6ce8:\u8bd5\u9a8c\u6240\u7528\u7684\u566a\u58f0\u573a\u666f\u6309\u7167\u9644\u5f55A\u4e2dA1\u3001A2\u3001A3\u3001A4\u3002
\n4.8.6\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u4e0b\u7684\u56de\u58f0\u6027\u80fd
\n\u63097.2.8.6\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u4e0b\u7684\u5b9e\u6d4b\u56de\u58f0\u7535\u5e73\u4e0e\u7a33\u6001\u6761\u4ef6\u4e0b\u7684\u56de\u58f0\u7535\u5e73\u76f8\u6bd4\u589e\u52a0\u4e0d\u8d85\u8fc76dB\u3002\u5982\u679cTCL\u4e0d\u4f4e\u4e8e46dB,\u4f46\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u4e0b\u7684\u56de\u58f0\u6027\u80fd\u672a\u6ee1\u8db3\u4e0a\u8ff0\u8981\u6c42,\u53ef\u7531\u8bd5\u9a8c\u4eba\u5458\u4e3b\u89c2\u56de\u542c\u6d4b\u8bd5\u4fe1\u53f7,\u82e5\u672a\u53d1\u73b0\u663e\u8457\u56de\u58f0,\u5219\u53ef\u8ba4\u4e3a\u56de\u58f0\u8870\u51cf\u4e0e\u65f6\u95f4\u7684\u5173\u7cfb\u7b26\u5408\u8981\u6c42\u3002
\n4.8.7\u8bed\u97f3\u56de\u58f0\u8d28\u91cf\u8bc4\u4ef7
\n\u8be5\u9879\u76ee\u4e3a\u53ef\u9009\u9879\u76ee\u3002\u63097.2.8.7\u8fdb\u884c\u8bd5\u9a8c,\u6807\u79f0\u97f3\u91cf\u4e0b,\u8bed\u97f3\u56de\u58f0\u8d28\u91cf\u8bc4\u4ef7(E-MOSTQO)\u5f97\u5206\u5e94\u4e0d\u4f4e\u4e8e4.0\u3002
\n4.9\u5f00\u5173\u7279\u6027
\n4.9.1\u53d1\u9001\u65b9\u5411\u7684\u6fc0\u6d3b
\n\u63097.2.9.1\u8fdb\u884c\u8bd5\u9a8c\u3002\u53d1\u9001\u65b9\u5411\u6700\u5c0f\u6fc0\u6d3b\u58f0\u538b(LS,min)\u5e94\u4e0d\u5927\u4e8e-20dBPa\u3002\u53d1\u9001\u65b9\u5411\u6700\u5c0f\u6fc0\u6d3b\u5efa\u7acb\u65f6\u95f4(Tr,S,min)\u5e94\u4e0d\u5927\u4e8e50ms\u3002
\n\u6ce81:LS,min\u662f\u6307\u5f53\u53d1\u9001\u65b9\u5411\u4fe1\u9053\u5904\u4e8e\u7a7a\u95f2\u6a21\u5f0f\u65f6,\u79fb\u53bb\u63d2\u5165\u8870\u51cf\u6240\u9700\u8981MRP\u5904\u7684\u6700\u5c0f\u58f0\u538b\u3002
\n\u6ce82:Tr,S,min\u662f\u6307\u5f53\u53d1\u9001\u65b9\u5411\u7684\u8109\u51b2\u4fe1\u53f7\u8fbe\u5230\u6700\u5c0f\u6fc0\u6d3b\u58f0\u538b\u65f6,\u4ece\u4fe1\u53f7\u5f00\u59cb\u64ad\u653e\u5230\u4fe1\u9053\u5b8c\u5168\u6fc0\u6d3b\u6240\u9700\u7684\u65f6\u95f4\u3002
\n4.9.2\u63a5\u6536\u65b9\u5411\u7684\u6fc0\u6d3b
\n\u63097.2.9.2\u8fdb\u884c\u8bd5\u9a8c\u3002\u63a5\u6536\u65b9\u5411\u6700\u5c0f\u6fc0\u6d3b\u58f0\u538b(LR,min)\u5e94\u4e0d\u5927\u4e8e-35.7dBm0(\u6d3b\u52a8\u4fe1\u53f7\u90e8\u5206)\u3002\u63a5\u6536\u65b9\u5411\u6700\u5c0f\u6fc0\u6d3b\u5efa\u7acb\u65f6\u95f4(Tr,R,min)\u5e94\u4e0d\u5927\u4e8e50ms\u3002
\n\u6ce81:LR,min\u662f\u6307\u5f53\u63a5\u6536\u65b9\u5411\u4fe1\u9053\u5904\u4e8e\u7a7a\u95f2\u6a21\u5f0f\u65f6,\u79fb\u53bb\u63d2\u5165\u8870\u51cf\u6240\u9700\u8981MRP\u5904\u7684\u6700\u5c0f\u58f0\u538b\u3002
\n\u6ce82:Tr,R,min\u662f\u6307\u5f53\u63a5\u6536\u65b9\u5411\u7684\u8109\u51b2\u4fe1\u53f7\u8fbe\u5230\u6700\u5c0f\u6fc0\u6d3b\u58f0\u538b\u65f6,\u4ece\u4fe1\u53f7\u5f00\u59cb\u64ad\u653e\u5230\u4fe1\u9053\u5b8c\u5168\u6fc0\u6d3b\u6240\u9700\u7684\u65f6\u95f4\u3002
\n4.9.3\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n\u63097.2.9.3\u8fdb\u884c\u8bd5\u9a8c\u3002\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4(AH,S)\u5e94\u5c0f\u4e8e20dB\u3002\u53d1\u9001\u65b9\u5411\u5efa\u7acb\u65f6\u95f4(Tr,S)\u5e94\u5c0f\u4e8e50ms\u3002
\n\u6ce8:AH,S\u662f\u6307\u5f53\u63a5\u6536\u65b9\u5411\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u65f6,\u5728\u53d1\u9001\u65b9\u5411\u52a0\u5165\u6fc0\u6d3b\u4fe1\u53f7\u6253\u5f00\u53d1\u9001\u4fe1\u9053\u7684\u8fc7\u7a0b\u4e2d,\u6d4b\u5f97\u7684\u6700\u5c0f\u7535\u5e73\u548c\u6700\u5927\u7535\u5e73\u4e4b\u5dee\u3002
\n4.9.4\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n\u63097.2.9.4\u8fdb\u884c\u8bd5\u9a8c\u3002\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4(AH,R)\u5e94\u5c0f\u4e8e15dB\u3002\u63a5\u6536\u65b9\u5411\u5efa\u7acb\u65f6\u95f4(Tr,R)\u5e94\u5c0f\u4e8e50ms\u3002
\n\u6ce8:AH,R\u662f\u6307\u5f53\u53d1\u9001\u65b9\u5411\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u65f6,\u5728\u63a5\u6536\u65b9\u5411\u52a0\u5165\u6fc0\u6d3b\u4fe1\u53f7\u6253\u5f00\u63a5\u6536\u65b9\u5411\u4fe1\u9053\u7684\u8fc7\u7a0b\u4e2d,\u6d4b\u5f97\u7684\u6700\u5c0f\u58f0\u538b\u548c\u6700\u5927\u58f0\u538b\u4e4b\u5dee\u3002
\n4.10\u53cc\u8bb2\u6027\u80fd
\n4.10.1\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n4.10.1.1\u63097.2.10.1\u8fdb\u884c\u8bd5\u9a8c,\u901a\u8fc7\u53cc\u8bb2\u6a21\u5f0f\u4e0b\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u7684\u53d8\u5316\u786e\u5b9a\u514d\u63d0\u7ec8\u7aef\u7684\u53cc\u8bb2\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4(AH,S,dt),\u6309\u7167\u88689\u65b9\u6cd5\u8fdb\u884c\u7b49\u7ea7\u5212\u5206\u3002
\n4.10.1.2\u6807\u79f0\u63a5\u6536\u97f3\u91cf\u60c5\u51b5\u4e0b,\u5728\u53d1\u9001\u65b9\u5411\u4e0a\u53cc\u8bb2\u7b49\u7ea7\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+6dB,\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-6dB,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-6dB,\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+6dB,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n4.10.1.3\u6700\u5927\u63a5\u6536\u65b9\u5411\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u60c5\u51b5\u4e0b,\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u53d1\u9001\u65b9\u5411\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n4.10.2\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n4.10.2.1\u63097.2.10.2\u8fdb\u884c\u8bd5\u9a8c,\u901a\u8fc7\u53cc\u8bb2\u6a21\u5f0f\u4e0b\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u58f0\u538b\u7684\u53d8\u5316\u786e\u5b9a\u514d\u63d0\u7ec8\u7aef\u7684\u53cc\u8bb2\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4(AH,R,dt),\u6309\u7167\u886810\u65b9\u6cd5\u8fdb\u884c\u7b49\u7ea7\u5212\u5206\u3002
\n4.10.2.2\u6700\u5927\u63a5\u6536\u65b9\u5411\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u60c5\u51b5\u4e0b,\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u63a5\u6536\u65b9\u5411\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n4.10.3\u56de\u58f0\u5206\u91cf
\n4.10.3.1\u63097.2.10.3\u8fdb\u884c\u8bd5\u9a8c,\u53cc\u8bb2\u56de\u58f0\u8870\u51cf\u57fa\u4e8e\u53d1\u9001\u65b9\u5411\u7684\u56de\u58f0\u54cd\u5ea6,\u6309\u7167\u886811\u65b9\u6cd5\u8fdb\u884c\u7b49\u7ea7\u5212\u5206\u3002
\n4.10.3.2\u6807\u79f0\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u60c5\u51b5\u4e0b,\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u56de\u58f0\u635f\u8017\u5e94\u8fbe\u52302c\u7b49\u7ea7\u6216\u66f4\u9ad8\u3002
\n4.10.4\u53d1\u9001\u8bed\u97f3\u8870\u51cf
\n4.10.4.1\u63097.2.10.4\u8fdb\u884c\u8bd5\u9a8c,\u901a\u8fc7\u53cc\u8bb2\u6a21\u5f0f\u4e0b\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u7684\u53d8\u5316\u786e\u5b9a\u514d\u63d0\u7ec8\u7aef\u7684\u53cc\u8bb2\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4(AH,S,dt),\u6309\u7167\u88689\u65b9\u6cd5\u8fdb\u884c\u7b49\u7ea7\u5212\u5206\u3002
\n4.10.4.2\u6807\u79f0\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u60c5\u51b5\u4e0b,\u5728\u53d1\u9001\u65b9\u5411\u4e0a\u53cc\u8bb2\u7b49\u7ea7\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+6dB,\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-6dB,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-6dB,\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73+6dB,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n4.10.4.3\u6700\u5927\u63a5\u6536\u65b9\u5411\u97f3\u91cf(\u82e5\u97f3\u91cf\u53ef\u8c03)\u60c5\u51b5\u4e0b,\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u53d1\u9001\u65b9\u5411\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n4.11\u80cc\u666f\u566a\u58f0\u4f20\u8f93
\n4.11.1\u547c\u53eb\u5efa\u7acb\u540e\u7684\u80cc\u666f\u566a\u58f0\u4f20\u8f93
\n\u63097.2.11.1\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fA1\u3001A2\u3001A3\u3001A4,\u57fa\u4e8e\u542c\u89c9\u76f8\u5173\u7279\u5f81\u6a21\u5f0f\u8bc6\u522b\u65b9\u6cd5\u5206\u6790(\u89c1ITU-TP.1100-2019\u4e2d\u9644\u5f55B)\u7684\u663e\u8457\u7279\u5f81,\u8981\u6c42\u5982\u4e0b:
\n—\u5bf9\u4e8e\u7a84\u5e26,\u53d1\u9001\u65b9\u5411\u7684\u7b2c\u4e00\u4e2a\u4f20\u8f93\u4fe1\u53f7\u5cf0\u503c\u5728300Hz~3400Hz\u4e4b\u95f4\u7684\u6fc0\u52b1\u4e0d\u9ad8\u4e8e15cPa;
\n—\u5bf9\u4e8e\u5bbd\u5e26,\u53d1\u9001\u65b9\u5411\u7684\u7b2c\u4e00\u4e2a\u4f20\u8f93\u4fe1\u53f7\u5cf0\u503c\u5728200Hz~7000Hz\u4e4b\u95f4\u7684\u6fc0\u52b1\u4e0d\u9ad8\u4e8e15cPa;
\n—\u5bf9\u4e8e\u7a84\u5e26\u548c\u5bbd\u5e26,\u7b2c\u4e00\u4e2a\u4f20\u8f93\u4fe1\u53f7\u5cf0\u503c\u8fc7\u540e\u5e94\u4e0d\u8d85\u8fc76cPa\u3002
\n4.11.2\u6709\u80cc\u666f\u566a\u58f0\u60c5\u51b5\u4e0b\u7684\u8bed\u97f3\u8d28\u91cf
\n\u63097.2.11.2\u8fdb\u884c\u8bd5\u9a8c\u3002\u9488\u5bf9\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fA1\u3001A2\u3001A3\u3001A4,\u5bf9\u4e8e\u6709\u80cc\u666f\u566a\u58f0\u60c5\u51b5\u4e0b\u7684\u8bed\u97f3\u8d28\u91cf,\u7a84\u5e26\u8bed\u97f3\u5e94\u7b26\u5408\u886812\u7684\u8981\u6c42,\u5bbd\u5e26\u8bed\u97f3\u5e94\u7b26\u5408\u886813\u7684\u8981\u6c42\u3002
\n4.11.3\u8fdc\u7aef\u8bed\u97f3\u80cc\u666f\u566a\u58f0\u4f20\u8f93\u8d28\u91cf
\n\u63097.2.11.3\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fA1\u3001A2\u3001A3\u3001A4,\u5728\u8bed\u97f3\u4fe1\u53f7(\u7528\u6765\u6a21\u62df\u8fdc\u7aef\u8bed\u97f3)\u64ad\u653e\u671f\u95f4\u548c\u505c\u6b62\u4e4b\u540e,\u53d1\u9001\u65b9\u5411\u4f20\u8f93\u7684\u4fe1\u53f7\u7535\u5e73\u53d8\u5316\u5e94\u5c0f\u4e8e10dB\u3002
\n4.11.4\u8fd1\u7aef\u8bed\u97f3\u80cc\u666f\u566a\u58f0\u4f20\u8f93\u8d28\u91cf
\n\u63097.2.11.4\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fA1\u3001A2\u3001A3\u3001A4,\u5728\u6a21\u62df\u8bed\u97f3\u4fe1\u53f7[\u590d\u5408\u6e90\u4fe1\u53f7(CSS)\u8109\u51b2]\u671f\u95f4\u548c\u4fe1\u53f7\u505c\u6b62\u4e4b\u540e,\u53d1\u9001\u65b9\u5411\u4f20\u8f93\u7684\u4fe1\u53f7\u7535\u5e73\u53d8\u5316\u5e94\u5c0f\u4e8e10dB\u3002
\n4.11.5\u8212\u9002\u566a\u58f0
\n\u63097.2.11.5\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fA1\u3001A2\u3001A3\u3001A4,\u63d2\u5165\u7684\u8212\u9002\u566a\u58f0\u7535\u5e73\u548c\u672c\u5730(\u88ab\u4f20\u8f93\u7684)\u80cc\u666f\u566a\u58f0\u7535\u5e73\u4e4b\u5dee\u5e94\u5728-5dB(A)~2dB(A)\u4e4b\u95f4\u3002\u8be5\u9879\u76ee\u4ec5\u9002\u7528\u4e8e\u53ef\u63d2\u5165\u8212\u9002\u566a\u58f0\u7684\u514d\u63d0\u7ec8\u7aef\u3002
\n\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6,\u63d2\u5165\u7684\u8212\u9002\u566a\u58f0\u548c\u672c\u5730(\u88ab\u4f20\u8f93\u7684)\u80cc\u666f\u566a\u58f0\u9891\u8c31\u4e4b\u95f4\u7684\u5dee\u5f02\u5e94\u7b26\u5408\u886814\u7684\u8981\u6c42\u3002
\n\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6,\u63d2\u5165\u7684\u8212\u9002\u566a\u58f0\u548c\u672c\u5730(\u88ab\u4f20\u8f93\u7684)\u80cc\u666f\u566a\u58f0\u9891\u8c31\u4e4b\u95f4\u7684\u5dee\u5f02\u5e94\u7b26\u5408\u886815\u7684\u8981\u6c42\u3002
\n5\u7d27\u6025\u547c\u53eb\u901a\u8bdd\u8d28\u91cf\u8981\u6c42<\/p>\n

5.1\u65f6\u5ef6
\n\u63097.2.1\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684Trtd\u5e94\u5c0f\u4e8e210ms\u3002
\n5.2\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n5.2.1\u53d1\u9001\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n\u63097.2.2.1\u8fdb\u884c\u8bd5\u9a8c,\u5634\u53c2\u8003\u70b9(MRP)\u5230POI\u4e4b\u95f4\u7684SLR\u5e94\u6ee1\u8db3:
\n—\u9a7e\u9a76\u5458\u5ea7\u4f4dSLR\u5904\u4e8e9dB~17dB\u8303\u56f4\u5185;
\n—\u526f\u9a7e\u9a76\u5458\u5ea7\u4f4d\u548c\u4e24\u4e2a\u7b2c\u4e8c\u6392\u5916\u4fa7\u4e58\u5ba2\u5ea7\u4f4dSLR\u4e0d\u5927\u4e8e22dB\u3002
\n5.2.2\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c
\n\u63097.2.2.2\u8fdb\u884c\u8bd5\u9a8c,POI\u5230\u8033\u53c2\u8003\u70b9(ERP)\u4e4b\u95f4\u7684RLR\u6807\u79f0\u5e94\u6ee1\u8db3:
\n—\u9a7e\u9a76\u5458\u5ea7\u4f4dRLR\u5904\u4e8e-7dB~1dB\u8303\u56f4\u5185;
\n—\u526f\u9a7e\u9a76\u5458\u5ea7\u4f4d\u548c\u4e24\u4e2a\u7b2c\u4e8c\u6392\u5916\u4fa7\u4e58\u5ba2\u5ea7\u4f4dRLR\u4e0d\u5927\u4e8e10dB\u3002
\n5.2.3\u6709\u80cc\u666f\u566a\u58f0\u6761\u4ef6\u4e0b\u63a5\u6536\u65b9\u5411\u54cd\u5ea6\u8bc4\u5b9a\u503c\u53d8\u5316
\n\u63097.2.2.5\u8fdb\u884c\u8bd5\u9a8c,\u5f53\u9644\u5f55A\u4e2dB1\u7684\u5f55\u97f3\u5f00\u59cb\u56de\u653e\u540e,\u53d7\u8bd5\u88c5\u7f6e(DUT)\u7684RLR\u5e94\u57284s\u5185\u4e0d\u5927\u4e8e-8dB\u3002
\n5.3\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n5.3.1\u53d1\u9001\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n\u63097.2.3.1\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u53d1\u9001\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94\u66f2\u7ebf,\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u886816\u7684\u8981\u6c42;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u886817\u7684\u8981\u6c42\u3002
\n5.3.2\u63a5\u6536\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94
\n\u63097.2.3.2\u8fdb\u884c\u8bd5\u9a8c,\u9a7e\u9a76\u5458\u5ea7\u4f4d\u7684\u63a5\u6536\u65b9\u5411\u7075\u654f\u5ea6\/\u9891\u7387\u54cd\u5e94\u66f2\u7ebf,\u4f7f\u7528\u7a84\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u886818\u7684\u8981\u6c42;\u4f7f\u7528\u5bbd\u5e26\u8bed\u97f3\u65f6\u5e94\u7b26\u5408\u886819\u7684\u8981\u6c42\u3002
\n5.4\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n5.4.1\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n\u53d1\u9001\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u7b26\u54084.5.1\u7684\u8981\u6c42\u3002
\n5.4.2\u63a5\u6536\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0
\n\u63a5\u6536\u65b9\u5411\u7a7a\u95f2\u4fe1\u9053\u566a\u58f0\u7b26\u54084.5.2\u7684\u8981\u6c42\u3002
\n5.5\u56de\u58f0\u6291\u5236\u6027\u80fd
\n5.5.1\u7ec8\u7aef\u8026\u5408\u635f\u8017
\n\u5728\u6807\u79f0\u97f3\u91cf\u4e0bTCL\u5e94\u4e0d\u4f4e\u4e8e46dB\u3002
\n5.5.2\u65f6\u57df\u5185\u7684\u56de\u58f0\u8870\u51cf
\n\u65f6\u57df\u5185\u7684\u56de\u58f0\u8870\u51cf\u7b26\u54084.8.2\u7684\u8981\u6c42\u3002
\n5.5.3\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u4e0b\u7684\u56de\u58f0\u6027\u80fd
\n\u8bd5\u9a8c\u4ec5\u4f7f\u7528ITU-TP.501-2020\u4e2d\u7684\u4e2d\u6587\u771f\u4eba\u8bed\u97f3\u4fe1\u53f7\u5355\u8bb2\u5e8f\u5217\u3002\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u4e0b\u7684\u8bed\u97f3\u56de\u58f0\u6027\u80fd\u7b26\u54084.8.6\u7684\u8981\u6c42\u3002\u65f6\u53d8\u56de\u58f0\u8def\u5f84\u5b9e\u73b0\u65b9\u5f0f\u6309\u71677.2.8.6\u65b9\u5f0fc)\u5b9e\u73b0\u3002
\n5.6\u53d1\u9001\u65b9\u5411\u7684\u5355\u8bb2\u6fc0\u6d3b\u7279\u6027
\n\u53d1\u9001\u65b9\u5411\u7684\u5355\u8bb2\u6fc0\u6d3b\u7279\u6027\u7b26\u54084.9.1\u7684\u8981\u6c42\u3002
\n5.7\u53cc\u8bb2\u6027\u80fd
\n5.7.1\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n5.7.1.1\u63097.2.10.1\u8fdb\u884c\u8bd5\u9a8c,\u901a\u8fc7\u53cc\u8bb2\u6a21\u5f0f\u4e0b\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u7684\u53d8\u5316\u786e\u5b9a\u514d\u63d0\u7ec8\u7aef\u7684\u53cc\u8bb2\u53d1\u9001\u65b9\u5411\u8870\u51cf\u8303\u56f4AH,S,dt,\u6309\u7167\u88689\u65b9\u6cd5\u8fdb\u884c\u7b49\u7ea7\u5212\u5206\u3002
\n5.7.1.2\u6807\u79f0\u63a5\u6536\u65b9\u5411\u97f3\u91cf\u60c5\u51b5\u4e0b,\u5728\u53d1\u9001\u65b9\u5411\u4e0a\u53cc\u8bb2\u7b49\u7ea7\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42:
\n—\u53d1\u9001\u548c\u63a5\u6536\u65b9\u5411\u5747\u91c7\u7528\u6807\u79f0\u4fe1\u53f7\u7535\u5e73,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8;
\n—\u53d1\u9001\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u76f8\u5bf9\u6807\u79f0\u7535\u5e73-6dB,\u63a5\u6536\u65b9\u5411\u4fe1\u53f7\u7535\u5e73\u91c7\u7528\u6807\u79f0\u7535\u5e73,\u53cc\u8bb2\u7b49\u7ea7\u5e94\u8fbe\u52302b\u6216\u66f4\u9ad8\u3002
\n5.7.2\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4
\n\u63a5\u6536\u65b9\u5411\u8870\u51cf\u8303\u56f4\u7b26\u54084.10.2\u7684\u8981\u6c42\u3002
\n5.7.3\u56de\u58f0\u5206\u91cf
\n\u56de\u58f0\u5206\u91cf\u7b26\u54084.10.3\u7684\u8981\u6c42\u3002
\n5.8\u80cc\u666f\u566a\u58f0\u4f20\u8f93
\n5.8.1\u65e0\u8bed\u97f3\u901a\u8bdd\u6027\u80fd
\n\u63097.2.11.6\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fB2,\u5728DUT\u7d27\u6025\u547c\u53eb\u7cfb\u7edf\u9ea6\u514b\u98ce\u9644\u8fd1\u5f55\u5236\u4fe1\u53f7\u65f6\u4f20\u8f93\u7684\u566a\u58f0\u7535\u5e73\u968f\u65f6\u95f4\u7684\u53d8\u5316\u5e94\u5c0f\u4e8e10dB\u3002
\n5.8.2\u6709\u80cc\u666f\u566a\u58f0\u73af\u5883\u4e0b\u7684\u53d1\u9001\u65b9\u5411\u8046\u542c\u52aa\u529b\u5ea6
\n\u8be5\u9879\u76ee\u4e3a\u53ef\u9009\u9879\u76ee\u3002\u63097.2.11.7\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fB1\u3001B2,\u53d1\u9001\u65b9\u5411\u8046\u542c\u52aa\u529b\u5ea6(MOSLE)(\u89c1ETSI TS 103558-2020)\u5e94\u7b26\u5408\u886820\u7684\u8981\u6c42\u3002
\n5.8.3\u6709\u80cc\u666f\u566a\u58f0\u73af\u5883\u4e0b\u7684\u63a5\u6536\u65b9\u5411\u8046\u542c\u52aa\u529b\u5ea6
\n\u8be5\u9879\u76ee\u4e3a\u53ef\u9009\u9879\u76ee\u3002\u63097.2.11.8\u8fdb\u884c\u8bd5\u9a8c,\u5bf9\u4e8e\u9644\u5f55A\u4e2d\u7684\u566a\u58f0\u573a\u666fB1\u3001B2,\u63a5\u6536\u65b9\u5411\u8046\u542c\u52aa\u529b\u5ea6(MOSLE)(\u89c1ETSI TS 103 558-2020)\u5e94\u7b26\u5408\u886821\u7684\u8981\u6c42\u3002<\/p>\n

\n

\u73b0\u6210\u8bd1\u6587\uff0c\u5230\u6b3e\u5373\u53d1\u3002
\n\u4e0b\u5355\u524d\u53ef\u4efb\u53d6\u6837\u9875\u9a8c\u8bc1\u8bd1\u6587\u8d28\u91cf\u3002
\n\u514d\u8d39\u63d0\u4f9b\u6b63\u89c4\u666e\u901a\u589e\u503c\u7a0e\u6570\u7535\u53d1\u7968\u3002
\n\u8bf7\u8054\u7cfb\u624b\u673a\/\u5fae\u4fe1: 13306496964\/Email: standardtrans@foxmail.com \u83b7\u53d6\u5b8c\u6574\u8bd1\u6587\u3002
\n\u672c\u82f1\u6587\u8bd1\u672c\u4e3a\u7eaf\u4eba\u5de5\u4e13\u4e1a\u7cbe\u7ffb\u7248\u672c\uff0c\u4fdd\u8bc1\u8bed\u6cd5\u672f\u8bed\u51c6\u786e\u7387\u548c\u4e13\u4e1a\u5ea6\uff01
\n\u4e13\u4e1a\u6e90\u4e8e\u4e13\u6ce8|ChinaAutoRegs \u59cb\u7ec8\u4e13\u6ce8\u4e8e\u6c7d\u8f66\u6807\u51c6\u7ffb\u8bd1\u9886\u57df\uff01
\n\u300c\u4e2d\u56fd\u6c7d\u8f66\u6807\u51c6\u8bd1\u6587\u5e93\u300d\u5df2\u6536\u5f55\u4e0a\u5343\u4e2a\u73b0\u884c\u6c7d\u8f66\u56fd\u5bb6\u6807\u51c6\u548c\u884c\u4e1a\u6807\u51c6\u7684\u82f1\u6587\u7248\u8bd1\u672c\uff0c\u6db5\u76d6\u4f20\u7edf\u71c3\u6cb9\u8f66\u3001\u65b0\u80fd\u6e90\u6c7d\u8f66\u548c\u6469\u6258\u8f66\u6807\u51c6\u5316\u4f53\u7cfb\uff01\u72ec\u5bb6\u6253\u9020\u5343\u4e07\u7ea7\u6c7d\u8f66\u4e13\u4e1a\u672f\u8bed\u5e93\u548c\u8bb0\u5fc6\u5e93\u3002
\nThe English Translation of this document is readily available, and delivered immediately upon payment.
\nSample pages may be requested to your preference before placing order.
\nPlease contact standardtrans@foxmail.com for the complete PDF version in English.
\nOur well-established database has included almost all Chinese automotive standards in effect, providing one-stop, up-to-date, efficient and professional solution.<\/p>\n","protected":false},"excerpt":{"rendered":"

ChinaAutoRegs|GB\/T 45314-2025\u82f1\u6587\u7248\u7ffb\u8bd1 \u9053\u8def\u8f66\u8f86 … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[815,1324,29,30,1397,17,1398,823,10,178,1456,1326,1325,1425,1317,1322,1318,1329,7,11,18,1321,723,19,14],"class_list":["post-7287","post","type-post","status-publish","format-standard","hentry","category-i","tag-cav","tag-ccc","tag-cnca","tag-cqc","tag-gb-2025","tag-gb-english","tag-gb-t2025","tag-gb-t","tag-gbt-45314-2025","tag-gbt-english","tag-gbt-translated","tag-gbt2025","tag-gbt","tag-gb","tag-qc-t","tag-qct","tag-723","tag-19","tag-14"],"views":773,"_links":{"self":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/7287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7287"}],"version-history":[{"count":2,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/7287\/revisions"}],"predecessor-version":[{"id":7305,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/7287\/revisions\/7305"}],"wp:attachment":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}