CN1578542A - 多点通信的会议单元和方法 - Google Patents
多点通信的会议单元和方法 Download PDFInfo
- Publication number
- CN1578542A CN1578542A CNA2004100635010A CN200410063501A CN1578542A CN 1578542 A CN1578542 A CN 1578542A CN A2004100635010 A CNA2004100635010 A CN A2004100635010A CN 200410063501 A CN200410063501 A CN 200410063501A CN 1578542 A CN1578542 A CN 1578542A
- Authority
- CN
- China
- Prior art keywords
- hrtf
- filter
- audio signal
- conference
- participants
- 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.)
- Granted
Links
- 238000004891 communication Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 8
- 230000005236 sound signal Effects 0.000 claims abstract description 58
- 238000001914 filtration Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000006870 function Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000035807 sensation Effects 0.000 claims description 7
- 230000008447 perception Effects 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 9
- 230000009977 dual effect Effects 0.000 description 22
- 230000004044 response Effects 0.000 description 8
- 210000003027 ear inner Anatomy 0.000 description 6
- 210000005069 ears Anatomy 0.000 description 4
- 210000003128 head Anatomy 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 240000006409 Acacia auriculiformis Species 0.000 description 2
- 101100406567 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ORT1 gene Proteins 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000883 ear external Anatomy 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10330808A DE10330808B4 (de) | 2003-07-08 | 2003-07-08 | Konferenzeinrichtung und Verfahren zur Mehrpunktkommunikation |
DE10330808.3 | 2003-07-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1578542A true CN1578542A (zh) | 2005-02-09 |
CN1578542B CN1578542B (zh) | 2010-05-26 |
Family
ID=33441662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004100635010A Expired - Fee Related CN1578542B (zh) | 2003-07-08 | 2004-07-08 | 多点通信的会议单元和方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8699716B2 (zh) |
EP (1) | EP1496680B1 (zh) |
CN (1) | CN1578542B (zh) |
DE (1) | DE10330808B4 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101118746B (zh) * | 2007-09-17 | 2012-03-21 | 腾讯科技(深圳)有限公司 | 基于双声道音频数据标定的方法及多人语音通话系统 |
US8199949B2 (en) | 2006-10-10 | 2012-06-12 | Siemens Audiologische Technik Gmbh | Processing an input signal in a hearing aid |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080260131A1 (en) * | 2007-04-20 | 2008-10-23 | Linus Akesson | Electronic apparatus and system with conference call spatializer |
US8208004B2 (en) * | 2007-05-08 | 2012-06-26 | Radvision Ltd. | Device, methods, and media for providing multi-point video conferencing unit functions |
EP2158752B1 (en) * | 2007-05-22 | 2019-07-10 | Telefonaktiebolaget LM Ericsson (publ) | Methods and arrangements for group sound telecommunication |
EP2009891B1 (fr) | 2007-06-26 | 2019-01-16 | Orange | Transmission de signal audio dans un système de conférence audio immersive |
US20090112589A1 (en) * | 2007-10-30 | 2009-04-30 | Per Olof Hiselius | Electronic apparatus and system with multi-party communication enhancer and method |
US8219400B2 (en) * | 2008-11-21 | 2012-07-10 | Polycom, Inc. | Stereo to mono conversion for voice conferencing |
US20100253689A1 (en) * | 2009-04-07 | 2010-10-07 | Avaya Inc. | Providing descriptions of non-verbal communications to video telephony participants who are not video-enabled |
CN108806704B (zh) | 2013-04-19 | 2023-06-06 | 韩国电子通信研究院 | 多信道音频信号处理装置及方法 |
US10425747B2 (en) | 2013-05-23 | 2019-09-24 | Gn Hearing A/S | Hearing aid with spatial signal enhancement |
US9319819B2 (en) * | 2013-07-25 | 2016-04-19 | Etri | Binaural rendering method and apparatus for decoding multi channel audio |
US9530426B1 (en) * | 2015-06-24 | 2016-12-27 | Microsoft Technology Licensing, Llc | Filtering sounds for conferencing applications |
US20240236609A1 (en) * | 2023-01-05 | 2024-07-11 | Audio Impressions, Inc. | Method of using iir filters for the purpose of allowing one audio sound to adopt the same spectral characteristic of another audio sound |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2282000B (en) * | 1993-09-10 | 1998-01-07 | Intel Corp | Audio record and playback through a standard telephone in a computer system |
DE69522971T2 (de) * | 1994-02-25 | 2002-04-04 | Dorte Hammershoi | Binaurale Synthese, kopfbezogene Übertragungsfunktion, und ihre Verwendung |
CA2170545C (en) * | 1995-03-01 | 1999-07-13 | Ikuichiro Kinoshita | Audio communication control unit |
US7012630B2 (en) * | 1996-02-08 | 2006-03-14 | Verizon Services Corp. | Spatial sound conference system and apparatus |
US6011851A (en) * | 1997-06-23 | 2000-01-04 | Cisco Technology, Inc. | Spatial audio processing method and apparatus for context switching between telephony applications |
US6173061B1 (en) * | 1997-06-23 | 2001-01-09 | Harman International Industries, Inc. | Steering of monaural sources of sound using head related transfer functions |
WO1999053674A1 (en) * | 1998-04-08 | 1999-10-21 | British Telecommunications Public Limited Company | Echo cancellation |
US6408327B1 (en) * | 1998-12-22 | 2002-06-18 | Nortel Networks Limited | Synthetic stereo conferencing over LAN/WAN |
US6973184B1 (en) * | 2000-07-11 | 2005-12-06 | Cisco Technology, Inc. | System and method for stereo conferencing over low-bandwidth links |
US7116787B2 (en) * | 2001-05-04 | 2006-10-03 | Agere Systems Inc. | Perceptual synthesis of auditory scenes |
US20030035553A1 (en) * | 2001-08-10 | 2003-02-20 | Frank Baumgarte | Backwards-compatible perceptual coding of spatial cues |
US20030202665A1 (en) * | 2002-04-24 | 2003-10-30 | Bo-Ting Lin | Implementation method of 3D audio |
AU2002309146A1 (en) * | 2002-06-14 | 2003-12-31 | Nokia Corporation | Enhanced error concealment for spatial audio |
US7180997B2 (en) * | 2002-09-06 | 2007-02-20 | Cisco Technology, Inc. | Method and system for improving the intelligibility of a moderator during a multiparty communication session |
US7519530B2 (en) * | 2003-01-09 | 2009-04-14 | Nokia Corporation | Audio signal processing |
-
2003
- 2003-07-08 DE DE10330808A patent/DE10330808B4/de not_active Expired - Fee Related
-
2004
- 2004-06-08 EP EP04102598.2A patent/EP1496680B1/de not_active Expired - Lifetime
- 2004-07-07 US US10/885,905 patent/US8699716B2/en active Active
- 2004-07-08 CN CN2004100635010A patent/CN1578542B/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8199949B2 (en) | 2006-10-10 | 2012-06-12 | Siemens Audiologische Technik Gmbh | Processing an input signal in a hearing aid |
CN101287305B (zh) * | 2006-10-10 | 2013-02-27 | 西门子测听技术有限责任公司 | 处理助听器输入信号的方法和装置 |
CN101118746B (zh) * | 2007-09-17 | 2012-03-21 | 腾讯科技(深圳)有限公司 | 基于双声道音频数据标定的方法及多人语音通话系统 |
Also Published As
Publication number | Publication date |
---|---|
EP1496680B1 (de) | 2016-11-02 |
DE10330808A1 (de) | 2005-02-10 |
US8699716B2 (en) | 2014-04-15 |
EP1496680A1 (de) | 2005-01-12 |
US20050018039A1 (en) | 2005-01-27 |
CN1578542B (zh) | 2010-05-26 |
DE10330808B4 (de) | 2005-08-11 |
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AUDIO—PART | AES 40th INTERNATIONAL CONfERENCE |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SIEMENS ENTPR COMM GMBH + CO. K. Free format text: FORMER OWNER: SIEMENS LTD. Effective date: 20120327 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120327 Address after: Munich, Germany Patentee after: Siemens Entpr Comm GmbH & Co. K. Address before: Munich, Germany Patentee before: Siemens AG |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20210708 |