CN100569007C - 改进后的信号定位装置 - Google Patents
改进后的信号定位装置 Download PDFInfo
- Publication number
- CN100569007C CN100569007C CNB99803715XA CN99803715A CN100569007C CN 100569007 C CN100569007 C CN 100569007C CN B99803715X A CNB99803715X A CN B99803715XA CN 99803715 A CN99803715 A CN 99803715A CN 100569007 C CN100569007 C CN 100569007C
- Authority
- CN
- China
- Prior art keywords
- signal
- difference
- impulse response
- signal source
- filtered
- 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 - Lifetime
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Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Circuit For Audible Band Transducer (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98203802.8 | 1998-11-11 | ||
EP98203802 | 1998-11-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1292985A CN1292985A (zh) | 2001-04-25 |
CN100569007C true CN100569007C (zh) | 2009-12-09 |
Family
ID=8234321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB99803715XA Expired - Lifetime CN100569007C (zh) | 1998-11-11 | 1999-10-27 | 改进后的信号定位装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6774934B1 (zh) |
EP (1) | EP1062839B1 (zh) |
JP (1) | JP4467802B2 (zh) |
KR (1) | KR100779409B1 (zh) |
CN (1) | CN100569007C (zh) |
ES (1) | ES2367099T3 (zh) |
WO (1) | WO2000028740A2 (zh) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7146012B1 (en) * | 1997-11-22 | 2006-12-05 | Koninklijke Philips Electronics N.V. | Audio processing arrangement with multiple sources |
DE10043055A1 (de) * | 2000-08-29 | 2002-03-14 | Univ Ilmenau Tech | Verfahren und Anordnung zur passiven Schallortung |
US7039198B2 (en) * | 2000-11-10 | 2006-05-02 | Quindi | Acoustic source localization system and method |
GB2375698A (en) | 2001-02-07 | 2002-11-20 | Canon Kk | Audio signal processing apparatus |
DE10129662A1 (de) * | 2001-06-20 | 2003-01-09 | Philips Corp Intellectual Pty | Kommunikationssystem mit Systemkomponenten zur Feststellung der Urheberschaft eines Kommunikationsbeitrages |
GB0120450D0 (en) | 2001-08-22 | 2001-10-17 | Mitel Knowledge Corp | Robust talker localization in reverberant environment |
US20030072456A1 (en) * | 2001-10-17 | 2003-04-17 | David Graumann | Acoustic source localization by phase signature |
JP3908598B2 (ja) * | 2002-05-29 | 2007-04-25 | 富士通株式会社 | 波動信号処理システム及び方法 |
JP2004193782A (ja) * | 2002-12-09 | 2004-07-08 | Toa Corp | スピーカとマイクロホン間の音波伝搬時間測定方法およびその装置 |
US20040170289A1 (en) * | 2003-02-27 | 2004-09-02 | Whan Wen Jea | Audio conference system with quality-improving features by compensating sensitivities microphones and the method thereof |
JP4393084B2 (ja) * | 2003-03-04 | 2010-01-06 | 富士通テン株式会社 | レーダ装置 |
US7039200B2 (en) * | 2003-03-31 | 2006-05-02 | Microsoft Corporation | System and process for time delay estimation in the presence of correlated noise and reverberation |
GB0324536D0 (en) | 2003-10-21 | 2003-11-26 | Mitel Networks Corp | Detecting acoustic echoes using microphone arrays |
KR101149571B1 (ko) | 2004-04-28 | 2012-05-29 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 적응성 빔 형성기, 사이드로브 소거기, 핸즈프리 음성 통신 디바이스 |
WO2007110807A2 (en) * | 2006-03-24 | 2007-10-04 | Koninklijke Philips Electronics N.V. | Data processing for a waerable apparatus |
US8024189B2 (en) | 2006-06-22 | 2011-09-20 | Microsoft Corporation | Identification of people using multiple types of input |
US20080101624A1 (en) * | 2006-10-24 | 2008-05-01 | Motorola, Inc. | Speaker directionality for user interface enhancement |
TWI327230B (en) * | 2007-04-03 | 2010-07-11 | Ind Tech Res Inst | Sound source localization system and sound soure localization method |
KR100953091B1 (ko) * | 2007-10-04 | 2010-04-19 | 한국전자통신연구원 | 거리추정 카운터를 이용한 거리추정 장치, 시스템 및 방법 |
US20110134237A1 (en) * | 2008-08-04 | 2011-06-09 | Koninklijke Philips Electronics N.V. | Communication device with peripheral viewing means |
KR101659712B1 (ko) | 2008-12-16 | 2016-09-30 | 코닌클리케 필립스 엔.브이. | 입자 필터링을 이용한 음원 위치를 추정 |
WO2010073212A2 (en) | 2008-12-24 | 2010-07-01 | Nxp B.V. | Method of, and apparatus for, planar audio tracking |
NO332161B1 (no) * | 2009-12-30 | 2012-07-09 | Cisco Systems Int Sarl | Fremgangsmate og system for a bestemme retningen mellom et deteksjonspunkt og en akustisk kilde |
US9031122B2 (en) * | 2010-01-29 | 2015-05-12 | Qualcomm Incorporated | Reducing phase errors on a communication device |
US9084036B2 (en) * | 2011-05-17 | 2015-07-14 | Alcatel Lucent | Signal source localization using compressive measurements |
US9084057B2 (en) * | 2011-10-19 | 2015-07-14 | Marcos de Azambuja Turqueti | Compact acoustic mirror array system and method |
KR101825810B1 (ko) * | 2016-05-09 | 2018-02-05 | 한국해양대학교 산학협력단 | 위상 차이를 이용한 선박용 디지털 음향수신장치의 방향 탐지 방법 및 장치 |
BR112019013666A2 (pt) | 2017-01-03 | 2020-01-14 | Koninklijke Philips Nv | aparelho de captura de áudio formador de feixes, método de operação para um aparelho de captura de áudio formador de feixes, e produto de programa de computador |
US10951859B2 (en) | 2018-05-30 | 2021-03-16 | Microsoft Technology Licensing, Llc | Videoconferencing device and method |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3601530A (en) * | 1969-04-29 | 1971-08-24 | Bell Telephone Labor Inc | Video conference system using voice-switched cameras |
US4536887A (en) * | 1982-10-18 | 1985-08-20 | Nippon Telegraph & Telephone Public Corporation | Microphone-array apparatus and method for extracting desired signal |
US4581758A (en) * | 1983-11-04 | 1986-04-08 | At&T Bell Laboratories | Acoustic direction identification system |
US5206721A (en) * | 1990-03-08 | 1993-04-27 | Fujitsu Limited | Television conference system |
DE69326751T2 (de) * | 1992-08-27 | 2000-05-11 | Kabushiki Kaisha Toshiba, Kawasaki | Bewegtbildkodierer |
IT1257164B (it) * | 1992-10-23 | 1996-01-05 | Ist Trentino Di Cultura | Procedimento per la localizzazione di un parlatore e l'acquisizione diun messaggio vocale, e relativo sistema. |
US5335011A (en) * | 1993-01-12 | 1994-08-02 | Bell Communications Research, Inc. | Sound localization system for teleconferencing using self-steering microphone arrays |
CA2148631C (en) * | 1994-06-20 | 2000-06-13 | John J. Hildin | Voice-following video system |
US5508734A (en) * | 1994-07-27 | 1996-04-16 | International Business Machines Corporation | Method and apparatus for hemispheric imaging which emphasizes peripheral content |
US5737431A (en) * | 1995-03-07 | 1998-04-07 | Brown University Research Foundation | Methods and apparatus for source location estimation from microphone-array time-delay estimates |
US5778082A (en) * | 1996-06-14 | 1998-07-07 | Picturetel Corporation | Method and apparatus for localization of an acoustic source |
US5825898A (en) * | 1996-06-27 | 1998-10-20 | Lamar Signal Processing Ltd. | System and method for adaptive interference cancelling |
JP3344647B2 (ja) * | 1998-02-18 | 2002-11-11 | 富士通株式会社 | マイクロホンアレイ装置 |
US6469732B1 (en) * | 1998-11-06 | 2002-10-22 | Vtel Corporation | Acoustic source location using a microphone array |
-
1999
- 1999-10-27 WO PCT/EP1999/008253 patent/WO2000028740A2/en active Application Filing
- 1999-10-27 KR KR1020007007656A patent/KR100779409B1/ko active IP Right Grant
- 1999-10-27 JP JP2000581813A patent/JP4467802B2/ja not_active Expired - Lifetime
- 1999-10-27 EP EP99971988A patent/EP1062839B1/en not_active Expired - Lifetime
- 1999-10-27 CN CNB99803715XA patent/CN100569007C/zh not_active Expired - Lifetime
- 1999-10-27 ES ES99971988T patent/ES2367099T3/es not_active Expired - Lifetime
- 1999-11-08 US US09/436,193 patent/US6774934B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1062839A2 (en) | 2000-12-27 |
JP2002529753A (ja) | 2002-09-10 |
ES2367099T3 (es) | 2011-10-28 |
KR100779409B1 (ko) | 2007-11-26 |
CN1292985A (zh) | 2001-04-25 |
KR20010034048A (ko) | 2001-04-25 |
EP1062839B1 (en) | 2011-05-25 |
US6774934B1 (en) | 2004-08-10 |
WO2000028740A2 (en) | 2000-05-18 |
WO2000028740A3 (en) | 2000-10-26 |
JP4467802B2 (ja) | 2010-05-26 |
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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 | ||
CP03 | Change of name, title or address |
Address after: No. 5, 5656 Hi-tech Park, Einhofen, Netherlands Patentee after: KONINKLIJKE PHILIPS N.V. Address before: Holland Ian Deho Finn Patentee before: KONINKLIJKE PHILIPS ELECTRONICS N.V. |
|
CP03 | Change of name, title or address | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190510 Address after: China Taiwan Hsinchu Science Park Hsinchu city Dusing a road No. Patentee after: MEDIATEK Inc. Address before: No. 5, 5656 Hi-tech Park, Einhofen, Netherlands Patentee before: KONINKLIJKE PHILIPS N.V. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20091209 |
|
CX01 | Expiry of patent term |