CN1278535C - 环境噪声电平评估设备和方法,通信设备及数据终端设备 - Google Patents
环境噪声电平评估设备和方法,通信设备及数据终端设备 Download PDFInfo
- Publication number
- CN1278535C CN1278535C CNB001200798A CN00120079A CN1278535C CN 1278535 C CN1278535 C CN 1278535C CN B001200798 A CNB001200798 A CN B001200798A CN 00120079 A CN00120079 A CN 00120079A CN 1278535 C CN1278535 C CN 1278535C
- Authority
- CN
- China
- Prior art keywords
- level
- assessment
- noise level
- ambient noise
- voice signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004891 communication Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 28
- 238000011156 evaluation Methods 0.000 title claims description 12
- 238000005070 sampling Methods 0.000 claims abstract description 79
- 230000004044 response Effects 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 230000005236 sound signal Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 4
- 101000835996 Caenorhabditis elegans Slit homolog 1 protein Proteins 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101100460513 Caenorhabditis elegans nlt-1 gene Proteins 0.000 description 1
- 241000896693 Disa Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000030808 detection of mechanical stimulus involved in sensory perception of sound Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
-
- 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
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/012—Comfort noise or silence coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Function (AREA)
- Noise Elimination (AREA)
- Transceivers (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11187640A JP2001016057A (ja) | 1999-07-01 | 1999-07-01 | 音響装置 |
JP18764019/1999 | 1999-07-01 | ||
JP187640/99 | 1999-07-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1279556A CN1279556A (zh) | 2001-01-10 |
CN1278535C true CN1278535C (zh) | 2006-10-04 |
Family
ID=16209663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001200798A Expired - Fee Related CN1278535C (zh) | 1999-07-01 | 2000-07-03 | 环境噪声电平评估设备和方法,通信设备及数据终端设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7139393B1 (zh) |
EP (1) | EP1065653A3 (zh) |
JP (1) | JP2001016057A (zh) |
KR (1) | KR100378648B1 (zh) |
CN (1) | CN1278535C (zh) |
SG (1) | SG87895A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7457750B2 (en) * | 2000-10-13 | 2008-11-25 | At&T Corp. | Systems and methods for dynamic re-configurable speech recognition |
JP3840446B2 (ja) | 2002-11-26 | 2006-11-01 | 株式会社バッファロー | 伝搬環境検知技術 |
US7499686B2 (en) * | 2004-02-24 | 2009-03-03 | Microsoft Corporation | Method and apparatus for multi-sensory speech enhancement on a mobile device |
EP2007167A3 (en) * | 2007-06-21 | 2013-01-23 | Funai Electric Advanced Applied Technology Research Institute Inc. | Voice input-output device and communication device |
US8094836B2 (en) * | 2008-04-08 | 2012-01-10 | Mediatek Inc. | Multi-channel decoding systems capable of reducing noise and methods thereof |
KR101581950B1 (ko) * | 2009-01-12 | 2015-12-31 | 삼성전자주식회사 | 이동 단말에서 수화 음성 신호 처리 장치 및 방법 |
US10218327B2 (en) * | 2011-01-10 | 2019-02-26 | Zhinian Jing | Dynamic enhancement of audio (DAE) in headset systems |
US8934587B2 (en) * | 2011-07-21 | 2015-01-13 | Daniel Weber | Selective-sampling receiver |
US10891946B2 (en) | 2016-07-28 | 2021-01-12 | Red Hat, Inc. | Voice-controlled assistant volume control |
KR102331150B1 (ko) * | 2021-03-12 | 2021-12-01 | 주식회사 위즈브레인 | 복합 지휘 통제 장비 |
CN114650072B (zh) * | 2022-03-24 | 2024-04-09 | 维沃移动通信有限公司 | 信号处理方法、信号处理装置、电子设备及可读存储介质 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4061874A (en) | 1976-06-03 | 1977-12-06 | Fricke J P | System for reproducing sound information |
US4811404A (en) | 1987-10-01 | 1989-03-07 | Motorola, Inc. | Noise suppression system |
US4829565A (en) | 1987-10-20 | 1989-05-09 | Goldberg Robert M | Telephone with background volume control |
US5157653A (en) * | 1990-08-03 | 1992-10-20 | Coherent Communications Systems Corp. | Residual echo elimination with proportionate noise injection |
US5187741A (en) | 1990-11-30 | 1993-02-16 | At&T Bell Laboratories | Enhanced acoustic calibration procedure for a voice switched speakerphone |
JPH0678046A (ja) * | 1992-08-25 | 1994-03-18 | Fujitsu Ltd | ハンズフリー・システムで用いられる音声スイッチ |
JP3685812B2 (ja) * | 1993-06-29 | 2005-08-24 | ソニー株式会社 | 音声信号送受信装置 |
US5546459A (en) | 1993-11-01 | 1996-08-13 | Qualcomm Incorporated | Variable block size adaptation algorithm for noise-robust acoustic echo cancellation |
JPH07193548A (ja) | 1993-12-25 | 1995-07-28 | Sony Corp | 雑音低減処理方法 |
JPH07273840A (ja) | 1994-03-25 | 1995-10-20 | Nec Corp | 音声帯域制御機能を有する移動電話機 |
JP3484757B2 (ja) | 1994-05-13 | 2004-01-06 | ソニー株式会社 | 音声信号の雑音低減方法及び雑音区間検出方法 |
US5966438A (en) * | 1996-03-05 | 1999-10-12 | Ericsson Inc. | Method and apparatus for adaptive volume control for a radiotelephone |
JP3483695B2 (ja) | 1996-03-14 | 2004-01-06 | 株式会社リコー | 音声通信装置 |
KR100200605B1 (ko) | 1996-07-25 | 1999-06-15 | 윤종용 | 디지탈 비디오 신호처리장치 |
AU3812497A (en) | 1997-07-24 | 1999-02-16 | Qualcomm Incorporated | Method and apparatus for automatically adjusting speaker and microphone gains within a mobile telephone |
-
1999
- 1999-07-01 JP JP11187640A patent/JP2001016057A/ja active Pending
-
2000
- 2000-06-23 US US09/599,993 patent/US7139393B1/en not_active Expired - Fee Related
- 2000-06-26 EP EP00305365A patent/EP1065653A3/en not_active Withdrawn
- 2000-06-27 SG SG200003585A patent/SG87895A1/en unknown
- 2000-06-30 KR KR10-2000-0036973A patent/KR100378648B1/ko not_active IP Right Cessation
- 2000-07-03 CN CNB001200798A patent/CN1278535C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1065653A2 (en) | 2001-01-03 |
SG87895A1 (en) | 2002-04-16 |
KR20010015110A (ko) | 2001-02-26 |
US7139393B1 (en) | 2006-11-21 |
JP2001016057A (ja) | 2001-01-19 |
EP1065653A3 (en) | 2003-03-19 |
CN1279556A (zh) | 2001-01-10 |
KR100378648B1 (ko) | 2003-03-31 |
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Owner name: OPTIS WIRELESS TECHNOLOGY LLC Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140821 |
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Effective date of registration: 20140821 Address after: texas Patentee after: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) Address before: Japan Osaka Patentee before: Matsushita Electric Industrial Co., Ltd. |
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