KR100654906B1 - Mos 측정용 음량레벨 자동조정 방법 - Google Patents
Mos 측정용 음량레벨 자동조정 방법 Download PDFInfo
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- KR100654906B1 KR100654906B1 KR1020050116361A KR20050116361A KR100654906B1 KR 100654906 B1 KR100654906 B1 KR 100654906B1 KR 1020050116361 A KR1020050116361 A KR 1020050116361A KR 20050116361 A KR20050116361 A KR 20050116361A KR 100654906 B1 KR100654906 B1 KR 100654906B1
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- South Korea
- Prior art keywords
- mos
- volume level
- signal
- frequency signal
- speech
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000005259 measurement Methods 0.000 claims abstract description 32
- 230000005236 sound signal Effects 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 3
- 238000004448 titration Methods 0.000 claims description 2
- 238000010295 mobile communication Methods 0.000 description 27
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000000691 measurement method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008685 targeting Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2236—Quality of speech transmission monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
MOS 값 | 품질등급 |
5 | 수(Excellent) |
4 | 우(Good) |
3 | 미(Fair) |
2 | 양(Poor) |
1 | 가(Bad) |
Claims (5)
- 음성통신망을 통해 수신되는 스피치신호를 기준이 되는 스피치신호와 비교한 결과에 따라 MOS값을 산출하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법에 있어서,(a) 상대방측 MOS 측정장비로부터 스피치신호를 포함하여 미리 정해진 형식의 오디오신호가 수신된 경우에 상기 스피치신호를 음량레벨을 측정하여 기준 음량레벨과 비교하는 단계;(b) 상기 비교에 따른 적정, 과다 또는 부족이라는 정보에 대응되어 미리 정해진 고유의 가청주파수 신호를 상대방측 MOS 측정장비에 전송하는 단계 및(c) 상대방측 MOS 측정장비가 상기 적정, 과다 또는 부족이라는 정보에 대응되어 미리 정해진 고유의 가청주파수 신호를 해독하여 음량레벨을 조정하는 단계를 포함하여 이루어진 것을 특징으로 하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법.
- 제 1항에 있어서, 상기 단계 (c)에서 상기 음량레벨의 조정은 미리 정해진 1스텝씩 이루어지는 것을 특징으로 하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법.
- 제 1항에 있어서, 상기 단계 (b)에서 상기 적정, 과다 또는 부족이라는 정보 에 대응되어 미리 정해진 고유의 가청주파수 신호 이외에 과다분 또는 부족분을 나타내는 고유의 가청주파수 신호를 더 전송하고,상기 단계 (c)에서 상기 음량레벨의 조정은 상기 과다분 또는 부족분에 해당하는 음량레벨을 일괄적으로 조정하도록 된 것을 특징으로 하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서, 상기 가청주파수 신호는 균일한 진폭을 갖는 단일 주파수의 신호인 것을 특징으로 하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서, 상기 가청주파수 신호는 DTMF 신호인 것을 특징으로 하는 MOS 측정장비의 MOS 측정용 음량레벨 자동조정 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050116361A KR100654906B1 (ko) | 2005-12-01 | 2005-12-01 | Mos 측정용 음량레벨 자동조정 방법 |
US12/095,905 US8233590B2 (en) | 2005-12-01 | 2006-11-28 | Method for automatically controling volume level for calculating MOS |
PCT/KR2006/005030 WO2007064122A1 (en) | 2005-12-01 | 2006-11-28 | Method for automatically controling volume level for calculating mos |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050116361A KR100654906B1 (ko) | 2005-12-01 | 2005-12-01 | Mos 측정용 음량레벨 자동조정 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100654906B1 true KR100654906B1 (ko) | 2006-12-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050116361A KR100654906B1 (ko) | 2005-12-01 | 2005-12-01 | Mos 측정용 음량레벨 자동조정 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8233590B2 (ko) |
KR (1) | KR100654906B1 (ko) |
WO (1) | WO2007064122A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8767566B2 (en) * | 2006-12-15 | 2014-07-01 | Tellabs Vienna, Inc. | Method and apparatus for verifying signaling and bearer channels in a packet switched network |
CN109496334B (zh) * | 2016-08-09 | 2022-03-11 | 华为技术有限公司 | 用于评估语音质量的设备和方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5978783A (en) * | 1995-01-10 | 1999-11-02 | Lucent Technologies Inc. | Feedback control system for telecommunications systems |
JPH0918429A (ja) * | 1995-06-27 | 1997-01-17 | Nec Shizuoka Ltd | 音量制御部診断方式 |
US5737389A (en) * | 1995-12-18 | 1998-04-07 | At&T Corp. | Technique for determining a compression ratio for use in processing audio signals within a telecommunications system |
US6181917B1 (en) * | 1995-12-19 | 2001-01-30 | Mediaone Group, Inc. | Method and system for designing a cellular communication system |
DE19651274C1 (de) * | 1996-12-10 | 1998-04-23 | Ericsson Telefon Ab L M | Testen von Sprachkanälen in Telekommunikationssystemen |
US5933475A (en) * | 1997-06-04 | 1999-08-03 | Interactive Quality Services, Inc. | System and method for testing a telecommunications apparatus |
US5987320A (en) * | 1997-07-17 | 1999-11-16 | Llc, L.C.C. | Quality measurement method and apparatus for wireless communicaion networks |
JPH11154901A (ja) * | 1997-11-21 | 1999-06-08 | Hitachi Denshi Ltd | 無線通信システムの通話路音量自動調整方式 |
US6330428B1 (en) | 1998-12-23 | 2001-12-11 | Nortel Networks Limited | Voice quality performance evaluator and method of operation in conjunction with a communication network |
US6490552B1 (en) * | 1999-10-06 | 2002-12-03 | National Semiconductor Corporation | Methods and apparatus for silence quality measurement |
US6609092B1 (en) * | 1999-12-16 | 2003-08-19 | Lucent Technologies Inc. | Method and apparatus for estimating subjective audio signal quality from objective distortion measures |
US7327985B2 (en) * | 2003-01-21 | 2008-02-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Mapping objective voice quality metrics to a MOS domain for field measurements |
DE102004008207B4 (de) * | 2004-02-19 | 2006-01-05 | Opticom Dipl.-Ing. Michael Keyhl Gmbh | Verfahren und Vorrichtung zur Qualitätsbeurteilung eines Audiosignals und Vorrichtung und Verfahren zum Erhalten eines Qualitätsbeurteilungsergebnisses |
WO2006035269A1 (en) * | 2004-06-15 | 2006-04-06 | Nortel Networks Limited | Method and apparatus for non-intrusive single-ended voice quality assessment in voip |
US20060080092A1 (en) * | 2004-07-28 | 2006-04-13 | Sherman Edward S | Telecommunication device and method |
US20060093094A1 (en) * | 2004-10-15 | 2006-05-04 | Zhu Xing | Automatic measurement and announcement voice quality testing system |
-
2005
- 2005-12-01 KR KR1020050116361A patent/KR100654906B1/ko active IP Right Grant
-
2006
- 2006-11-28 WO PCT/KR2006/005030 patent/WO2007064122A1/en active Application Filing
- 2006-11-28 US US12/095,905 patent/US8233590B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20080285764A1 (en) | 2008-11-20 |
US8233590B2 (en) | 2012-07-31 |
WO2007064122A1 (en) | 2007-06-07 |
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