ATE418231T1 - Signal-routing für verminderten stromverbrauch in einem konferenzsystem - Google Patents

Signal-routing für verminderten stromverbrauch in einem konferenzsystem

Info

Publication number
ATE418231T1
ATE418231T1 AT02747805T AT02747805T ATE418231T1 AT E418231 T1 ATE418231 T1 AT E418231T1 AT 02747805 T AT02747805 T AT 02747805T AT 02747805 T AT02747805 T AT 02747805T AT E418231 T1 ATE418231 T1 AT E418231T1
Authority
AT
Austria
Prior art keywords
frequency
power consumption
signal
low
signal routing
Prior art date
Application number
AT02747805T
Other languages
English (en)
Inventor
Guy Howard
Original Assignee
Polycom Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Polycom Inc filed Critical Polycom Inc
Application granted granted Critical
Publication of ATE418231T1 publication Critical patent/ATE418231T1/de

Links

Classifications

    • 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
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/73—Battery saving arrangements
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
    • H04M2207/18—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place wireless networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/62—Details of telephonic subscriber devices user interface aspects of conference calls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Telephonic Communication Services (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)
AT02747805T 2001-01-18 2002-01-16 Signal-routing für verminderten stromverbrauch in einem konferenzsystem ATE418231T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/766,423 US6587682B2 (en) 2001-01-18 2001-01-18 Signal routing for reduced power consumption in a conferencing system

Publications (1)

Publication Number Publication Date
ATE418231T1 true ATE418231T1 (de) 2009-01-15

Family

ID=25076372

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02747805T ATE418231T1 (de) 2001-01-18 2002-01-16 Signal-routing für verminderten stromverbrauch in einem konferenzsystem

Country Status (5)

Country Link
US (3) US6587682B2 (de)
EP (1) EP1352509B1 (de)
AT (1) ATE418231T1 (de)
DE (1) DE60230384D1 (de)
WO (1) WO2002093887A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6587682B2 (en) * 2001-01-18 2003-07-01 Polycom, Inc. Signal routing for reduced power consumption in a conferencing system
US20080037794A1 (en) * 2004-05-13 2008-02-14 Pioneer Corporation Acoustic System
US9094636B1 (en) 2005-07-14 2015-07-28 Zaxcom, Inc. Systems and methods for remotely controlling local audio devices in a virtual wireless multitrack recording system
US7929902B1 (en) * 2005-07-14 2011-04-19 Zaxcom, Inc. Virtual wireless multitrack recording system
FR2899873B1 (fr) 2006-04-12 2008-07-11 Otor Sa Flan mono piece, caisse presentoir, procede et dispositif pour la fabrication d'une telle caisse a partir dudit flan
KR100813272B1 (ko) * 2006-12-20 2008-03-13 삼성전자주식회사 스테레오 스피커를 이용한 저음 보강 장치 및 방법
US20090010458A1 (en) * 2007-07-06 2009-01-08 Jts Professional Co., Ltd. Wireless transmitter and microphone based communications system
US8452026B2 (en) 2007-07-26 2013-05-28 Kenneth N. Sherman Mobile microphone system and method
US8144893B2 (en) * 2007-07-26 2012-03-27 Sherman Kenneth N Mobile microphone
US9232307B2 (en) 2007-07-26 2016-01-05 Kenneth Nathaniel Sherman Mobile microphone system and method
GB2477155B (en) * 2010-01-25 2013-12-04 Iml Ltd Method and apparatus for supplementing low frequency sound in a distributed loudspeaker arrangement
US8878708B1 (en) 2012-04-06 2014-11-04 Zaxcom, Inc. Systems and methods for processing and recording audio
US20160330556A1 (en) * 2013-11-04 2016-11-10 David Walter Defnet Public address system with wireless audio transmission
US9704497B2 (en) 2015-07-06 2017-07-11 Apple Inc. Method and system of audio power reduction and thermal mitigation using psychoacoustic techniques

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610024A (en) * 1979-12-28 1986-09-02 Sony Corporation Audio apparatus
US4434508A (en) * 1981-11-03 1984-02-28 American Systems Corporation Radio receiver with audio selectivity
WO1984001479A1 (en) * 1982-10-04 1984-04-12 Stuart David Saunders Signal reproduction apparatus
US4669108A (en) * 1983-05-23 1987-05-26 Teleconferencing Systems International Inc. Wireless hands-free conference telephone system
US5138651A (en) * 1989-02-23 1992-08-11 Fujitsu Limited Cordless loud speaking telephone
JP2598159B2 (ja) * 1990-08-28 1997-04-09 三菱電機株式会社 音声信号処理装置
AU673372B2 (en) * 1992-07-30 1996-11-07 Clair Bros. Audio Enterprises, Inc. Concert audio system
US5351381A (en) * 1993-05-05 1994-10-04 Case Scott A Device for removing a hypodermic needle from a syringe body and for distorting the hypodermic needle
KR0123755B1 (ko) * 1993-08-19 1997-12-01 김광호 음성신호 송수신시스템
US5596648A (en) * 1994-04-07 1997-01-21 Fast; Lawrence R. Infrared audio transmitter system
US5530770A (en) * 1994-04-11 1996-06-25 Kim; Man H. Multiple output transformers network for sound reproducing system
US5666422A (en) * 1994-05-18 1997-09-09 Harrison; Robert W. Remote speaker for surround-sound applications
US6072885A (en) * 1994-07-08 2000-06-06 Sonic Innovations, Inc. Hearing aid device incorporating signal processing techniques
US5768399A (en) * 1994-10-17 1998-06-16 Audio Technica U.S., Inc. Low distortion amplifier
JP3253814B2 (ja) * 1994-10-18 2002-02-04 株式会社ケンウッド オーディオシステム
KR960018792U (ko) 1994-11-07 1996-06-19 김만호 음향재생 시스템의 스피커 연결장치
CA2244191A1 (en) * 1996-02-07 1997-08-14 Mark R. Wolski Digital wireless speaker system
JPH08321136A (ja) * 1995-05-24 1996-12-03 Sony Corp デコーダ及び再生装置
US5881156A (en) * 1995-06-19 1999-03-09 Treni; Michael Portable, multi-functional, multi-channel wireless conference microphone
US5930370A (en) * 1995-09-07 1999-07-27 Rep Investment Limited Liability In-home theater surround sound speaker system
US5708719A (en) * 1995-09-07 1998-01-13 Rep Investment Limited Liability Company In-home theater surround sound speaker system
JPH09130289A (ja) * 1995-10-31 1997-05-16 Mitsubishi Electric Corp アナログ携帯通信機
US5751818A (en) * 1996-01-05 1998-05-12 Audio Authority Corporation Circuit system for switching loudspeakers
US5619582A (en) * 1996-01-16 1997-04-08 Oltman; Randy Enhanced concert audio process utilizing a synchronized headgear system
US5864626A (en) * 1997-02-07 1999-01-26 Braun; Ori Multi-speaker storytelling system
US6115475A (en) * 1998-07-23 2000-09-05 Diaural, L.L.C. Capacitor-less crossover network for electro-acoustic loudspeakers
US6587682B2 (en) * 2001-01-18 2003-07-01 Polycom, Inc. Signal routing for reduced power consumption in a conferencing system

Also Published As

Publication number Publication date
US20070111715A1 (en) 2007-05-17
US6587682B2 (en) 2003-07-01
WO2002093887A1 (en) 2002-11-21
US7162227B2 (en) 2007-01-09
US7440750B2 (en) 2008-10-21
EP1352509B1 (de) 2008-12-17
US20040072598A1 (en) 2004-04-15
EP1352509A4 (de) 2006-08-02
US20020094807A1 (en) 2002-07-18
EP1352509A1 (de) 2003-10-15
DE60230384D1 (de) 2009-01-29

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Legal Events

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