DE69530476D1 - Digitales funkkommunikationssystem, funkgerät und digitaler lautsprecher - Google Patents
Digitales funkkommunikationssystem, funkgerät und digitaler lautsprecherInfo
- Publication number
- DE69530476D1 DE69530476D1 DE69530476T DE69530476T DE69530476D1 DE 69530476 D1 DE69530476 D1 DE 69530476D1 DE 69530476 T DE69530476 T DE 69530476T DE 69530476 T DE69530476 T DE 69530476T DE 69530476 D1 DE69530476 D1 DE 69530476D1
- Authority
- DE
- Germany
- Prior art keywords
- digital
- radio
- communication system
- speaker
- radio communication
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP94203015 | 1994-10-17 | ||
PCT/IB1995/000806 WO1996012355A2 (en) | 1994-10-17 | 1995-09-28 | A wireless digital communication system, a radio apparatus, a digital speaker, and a digital speaker controlling apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69530476D1 true DE69530476D1 (de) | 2003-05-28 |
DE69530476T2 DE69530476T2 (de) | 2003-12-24 |
Family
ID=8217283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69530476T Expired - Fee Related DE69530476T2 (de) | 1994-10-17 | 1995-09-28 | Digitales funkkommunikationssystem, funkgerät und digitaler lautsprecher |
Country Status (7)
Country | Link |
---|---|
US (1) | US5799042A (de) |
EP (1) | EP0734621B1 (de) |
JP (1) | JPH09507371A (de) |
KR (1) | KR100590428B1 (de) |
CN (1) | CN1086872C (de) |
DE (1) | DE69530476T2 (de) |
WO (1) | WO1996012355A2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6633550B1 (en) * | 1997-02-20 | 2003-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio transceiver on a chip |
US6771627B1 (en) * | 1997-10-15 | 2004-08-03 | Ico Services Limited | Method of operating a mobile station for diversity communication |
US6088337A (en) * | 1997-10-20 | 2000-07-11 | Motorola, Inc. | Method access point device and peripheral for providing space diversity in a time division duplex wireless system |
DE69809596D1 (de) * | 1997-12-30 | 2003-01-02 | Ericsson Inc | Vereinheitlichtes antennendiversityschaltungssystem für tdma-telefone |
AU5051399A (en) * | 1998-07-21 | 2000-02-14 | New Transducers Limited | Digital loudspeaker |
DE19935675A1 (de) * | 1999-07-29 | 2001-02-15 | Bosch Gmbh Robert | Schaltung zum Umschalten zwischen Empfangsantennen |
US6594475B1 (en) * | 1999-09-09 | 2003-07-15 | International Business Machines Corporation | Mobile battery discharge minimization in indoor wireless networks by antenna switching |
DE10022740A1 (de) * | 2000-04-28 | 2001-10-31 | Mannesmann Vdo Ag | Antennen-Diversity-Schaltung für Rundfunkempfänger mit mehreren Empfangsteilen |
US7277765B1 (en) | 2000-10-12 | 2007-10-02 | Bose Corporation | Interactive sound reproducing |
JP2002223248A (ja) * | 2001-01-26 | 2002-08-09 | Sharp Corp | 無線通信装置 |
DE10105738B4 (de) * | 2001-02-08 | 2012-05-24 | Grundig Multimedia B.V. | System und Verfahren für die Übertragung von digitalen Audiosignalen |
US7171156B2 (en) * | 2001-08-13 | 2007-01-30 | Thomson Licensing | Method and apparatus for transmitting audio and non-audio information with error correction |
KR100966415B1 (ko) * | 2002-05-09 | 2010-06-28 | 넷스트림스 엘엘씨 | 오디오 네트워크 분산 시스템 |
US9137035B2 (en) | 2002-05-09 | 2015-09-15 | Netstreams Llc | Legacy converter and controller for an audio video distribution system |
US20040185774A1 (en) * | 2003-03-21 | 2004-09-23 | Scott Bryan A | System, device, and method for receving satellite radio on a handheld computing device |
JP3952404B2 (ja) * | 2003-05-19 | 2007-08-01 | ソニー株式会社 | 受信装置 |
US7236549B2 (en) * | 2003-07-03 | 2007-06-26 | Freesystems Pte. Ltd | Digital switching wireless receiver diversity and buffer diversity for enhanced reception in a wireless digital audio communication system |
US7653344B1 (en) * | 2004-01-09 | 2010-01-26 | Neosonik | Wireless digital audio/video playback system |
US7590399B2 (en) * | 2005-08-11 | 2009-09-15 | Delphi Technologies, Inc. | Technique for reducing multipath interference in an FM receiver |
CN2886682Y (zh) * | 2006-03-02 | 2007-04-04 | 鸿富锦精密工业(深圳)有限公司 | 音频处理单元及采用其之无线音频发射装置及电脑主板 |
JP4079197B1 (ja) * | 2007-02-06 | 2008-04-23 | 松下電器産業株式会社 | 受信装置とこれを用いた受信システム |
JP5025356B2 (ja) * | 2007-07-10 | 2012-09-12 | キヤノン株式会社 | 通信システム、情報処理装置ならびに通信制御方法 |
CA2665672A1 (en) * | 2008-05-10 | 2009-11-10 | Research In Motion Limited | Method and apparatus for signal strength indication |
US20100303046A1 (en) * | 2009-05-27 | 2010-12-02 | Netstreams, Llc | Wireless video and audio network distribution system |
US9077418B2 (en) * | 2012-01-21 | 2015-07-07 | Intel Mobile Communications GmbH | Method for controlling receiving diversity of a receiver and a mobile station |
US9356460B2 (en) * | 2013-08-05 | 2016-05-31 | Texas Instruments Incorporated | Method and apparatus of fast battery charging with universal high power input source |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0244629B1 (de) * | 1986-03-31 | 1993-12-22 | Nec Corporation | Funkübertragungssystem mit vereinfachter Fehlerkorrekturschaltung und schneller Kanalumschaltung |
US4864641A (en) * | 1987-02-16 | 1989-09-05 | Mitsubishi Denki Kabushiki Kaisha | Radio data transmission system |
CA1292584C (en) * | 1987-11-30 | 1991-11-26 | Henry Ludwig Kazecki | Antenna selection control circuit |
JP2708777B2 (ja) * | 1988-05-19 | 1998-02-04 | 三洋電機株式会社 | ダイバーシティ受信装置 |
JP2552928B2 (ja) * | 1990-01-31 | 1996-11-13 | 三菱電機株式会社 | アンテナ選択ダイバーシチ受信装置 |
EP0454585B1 (de) * | 1990-04-27 | 1994-08-03 | Nippon Telegraph And Telephone Corporation | Antennenauswahl-Diversity-Empfangssystem |
US5561673A (en) * | 1993-04-16 | 1996-10-01 | Matsushita Electric Industrial Co., Ltd. | Antenna switched diversity reciever |
-
1995
- 1995-09-28 EP EP95931368A patent/EP0734621B1/de not_active Expired - Lifetime
- 1995-09-28 DE DE69530476T patent/DE69530476T2/de not_active Expired - Fee Related
- 1995-09-28 JP JP8513062A patent/JPH09507371A/ja not_active Ceased
- 1995-09-28 KR KR1019960703244A patent/KR100590428B1/ko not_active IP Right Cessation
- 1995-09-28 WO PCT/IB1995/000806 patent/WO1996012355A2/en active IP Right Grant
- 1995-09-28 CN CN95191577A patent/CN1086872C/zh not_active Expired - Fee Related
- 1995-10-16 US US08/543,669 patent/US5799042A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH09507371A (ja) | 1997-07-22 |
EP0734621B1 (de) | 2003-04-23 |
DE69530476T2 (de) | 2003-12-24 |
CN1086872C (zh) | 2002-06-26 |
WO1996012355A3 (en) | 1996-06-20 |
CN1140516A (zh) | 1997-01-15 |
EP0734621A1 (de) | 1996-10-02 |
KR100590428B1 (ko) | 2006-09-20 |
KR960706724A (ko) | 1996-12-09 |
WO1996012355A2 (en) | 1996-04-25 |
US5799042A (en) | 1998-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |