SG92693A1 - Automatic mono/stereo detection - Google Patents

Automatic mono/stereo detection

Info

Publication number
SG92693A1
SG92693A1 SG200002144A SG200002144A SG92693A1 SG 92693 A1 SG92693 A1 SG 92693A1 SG 200002144 A SG200002144 A SG 200002144A SG 200002144 A SG200002144 A SG 200002144A SG 92693 A1 SG92693 A1 SG 92693A1
Authority
SG
Singapore
Prior art keywords
stereo detection
mono
automatic
automatic mono
stereo
Prior art date
Application number
SG200002144A
Other languages
English (en)
Inventor
Veerava Narasimhan
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Priority to SG200002144A priority Critical patent/SG92693A1/en
Priority to CN01800929A priority patent/CN1421113A/zh
Priority to JP2001576718A priority patent/JP2003531538A/ja
Priority to PCT/EP2001/003758 priority patent/WO2001080599A2/en
Priority to EP01925522A priority patent/EP1277373A2/de
Priority to US09/833,427 priority patent/US20010053227A1/en
Publication of SG92693A1 publication Critical patent/SG92693A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/05—Detection of connection of loudspeakers or headphones to amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Stereophonic System (AREA)
SG200002144A 2000-04-14 2000-04-14 Automatic mono/stereo detection SG92693A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SG200002144A SG92693A1 (en) 2000-04-14 2000-04-14 Automatic mono/stereo detection
CN01800929A CN1421113A (zh) 2000-04-14 2001-04-03 自动单声/立体声检测
JP2001576718A JP2003531538A (ja) 2000-04-14 2001-04-03 自動モノ／ステレオ検出
PCT/EP2001/003758 WO2001080599A2 (en) 2000-04-14 2001-04-03 Automatic mono/stereo detection
EP01925522A EP1277373A2 (de) 2000-04-14 2001-04-03 Automatische mono/stereo erkennung
US09/833,427 US20010053227A1 (en) 2000-04-14 2001-04-12 Automatic mono/stereo detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG200002144A SG92693A1 (en) 2000-04-14 2000-04-14 Automatic mono/stereo detection

Publications (1)

Publication Number Publication Date
SG92693A1 true SG92693A1 (en) 2002-11-19

Family

ID=20430568

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200002144A SG92693A1 (en) 2000-04-14 2000-04-14 Automatic mono/stereo detection

Country Status (6)

Country Link
US (1) US20010053227A1 (de)
EP (1) EP1277373A2 (de)
JP (1) JP2003531538A (de)
CN (1) CN1421113A (de)
SG (1) SG92693A1 (de)
WO (1) WO2001080599A2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9025789B2 (en) 2010-04-29 2015-05-05 Bose Corporation Connection-responsive audio source management
US8392006B2 (en) 2010-06-14 2013-03-05 Apple Inc. Detecting if an audio stream is monophonic or polyphonic
US20130237294A1 (en) * 2012-03-09 2013-09-12 Research In Motion Limited Auxiliary Antenna Array Attachment for Wireless Devices
CN104170403B (zh) * 2012-03-16 2018-06-15 伯斯有限公司 用于声学输出音频的装置及方法
WO2016060303A1 (ko) * 2014-10-17 2016-04-21 크레신 주식회사 스테레오 자동 전환식 오디오출력장치
US10339024B2 (en) 2017-01-17 2019-07-02 Microsoft Technology Licensing, Llc Passive device detection

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159398A (en) * 1977-09-27 1979-06-26 Motorola, Inc. Stereo presence signal for an AM stereo system
EP0485222A2 (de) * 1990-11-09 1992-05-13 Sony Corporation Gerät zur Stereo-Mono-Detektierung mit Differential- und Summenkomponentendetektierung
US5497206A (en) * 1993-08-31 1996-03-05 Samsung Electronics Co., Ltd. Circuit for controlling an audio signal output of a television

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219789A (en) * 1978-10-02 1980-08-26 Frangos Thomas A Stereo headphone adapter
JPS6019431Y2 (ja) * 1980-04-25 1985-06-11 ソニー株式会社 ステレオ・モノラル自動切換装置
JPS5711882U (de) * 1980-06-20 1982-01-21
JPS60128797A (ja) * 1983-12-15 1985-07-09 Mitsubishi Electric Corp ステレオ音声出力装置
JPH07203582A (ja) * 1994-01-06 1995-08-04 Uniden Corp ヘッドフォーンおよびイヤーフォーン共用回路
JP3656334B2 (ja) * 1996-09-05 2005-06-08 ソニー株式会社 ステレオ音声／映像装置の接続装置
US6594366B1 (en) * 1997-12-02 2003-07-15 Siemens Information & Communication Networks, Inc. Headset/radio auto sensing jack

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159398A (en) * 1977-09-27 1979-06-26 Motorola, Inc. Stereo presence signal for an AM stereo system
EP0485222A2 (de) * 1990-11-09 1992-05-13 Sony Corporation Gerät zur Stereo-Mono-Detektierung mit Differential- und Summenkomponentendetektierung
US5497206A (en) * 1993-08-31 1996-03-05 Samsung Electronics Co., Ltd. Circuit for controlling an audio signal output of a television

Also Published As

Publication number Publication date
EP1277373A2 (de) 2003-01-22
JP2003531538A (ja) 2003-10-21
US20010053227A1 (en) 2001-12-20
WO2001080599A3 (en) 2002-06-06
CN1421113A (zh) 2003-05-28
WO2001080599A2 (en) 2001-10-25

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