CN1452435A - 扬声器设备及其开关装置 - Google Patents

扬声器设备及其开关装置 Download PDF

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Publication number
CN1452435A
CN1452435A CN03122914A CN03122914A CN1452435A CN 1452435 A CN1452435 A CN 1452435A CN 03122914 A CN03122914 A CN 03122914A CN 03122914 A CN03122914 A CN 03122914A CN 1452435 A CN1452435 A CN 1452435A
Authority
CN
China
Prior art keywords
amplifier
power
output
loudspeaker
loud speakers
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.)
Pending
Application number
CN03122914A
Other languages
English (en)
Chinese (zh)
Inventor
A·A·胡佛
R·E·莫里斯
M·A·辛普森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Licensing SAS
RCA Licensing Corp
Original Assignee
RCA Licensing Corp
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
Priority claimed from US10/126,746 external-priority patent/US20030197811A1/en
Priority claimed from US10/126,743 external-priority patent/US20030198358A1/en
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of CN1452435A publication Critical patent/CN1452435A/zh
Pending legal-status Critical Current

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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
    • H04R2420/01—Input selection or mixing for amplifiers or loudspeakers
    • 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
    • H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
    • 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
    • H04R3/007—Protection circuits for transducers
    • 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
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic Arrangements (AREA)
  • Amplifiers (AREA)
CN03122914A 2002-04-19 2003-04-17 扬声器设备及其开关装置 Pending CN1452435A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/126,746 US20030197811A1 (en) 2002-04-19 2002-04-19 Loudspeaker arrangement and switching apparatus therefor
US10/126,743 US20030198358A1 (en) 2002-04-19 2002-04-19 Loudspeaker arrangement and switching apparatus therefor
US10/126746 2002-04-19
US10/126743 2002-04-19

Publications (1)

Publication Number Publication Date
CN1452435A true CN1452435A (zh) 2003-10-29

Family

ID=28677875

Family Applications (1)

Application Number Title Priority Date Filing Date
CN03122914A Pending CN1452435A (zh) 2002-04-19 2003-04-17 扬声器设备及其开关装置

Country Status (5)

Country Link
EP (1) EP1355510A3 (enExample)
JP (1) JP2003319487A (enExample)
KR (1) KR20030083579A (enExample)
CN (1) CN1452435A (enExample)
MX (1) MXPA03003248A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101039529B (zh) * 2006-01-10 2011-08-17 雅马哈株式会社 立体声/单声道切换电路及具有该电路的集成电路
WO2016183763A1 (en) * 2015-05-18 2016-11-24 Hewlett-Packard Development Company, L.P. Audio and video processors
CN106790899A (zh) * 2017-01-04 2017-05-31 上海傅硅电子科技有限公司 一种方便评测手机音频外放性能的系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007116643A (ja) * 2005-10-18 2007-05-10 Audio Design:Kk オーディオ信号処理装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320224Y2 (enExample) * 1973-08-01 1978-05-27
JPS5836560B2 (ja) * 1981-10-28 1983-08-10 松下電器産業株式会社 音声回路装置
NL8105371A (nl) * 1981-11-27 1983-06-16 Philips Nv Inrichting voor het aansturen van een of meer omzeteenheden.
US5329371A (en) * 1991-12-13 1994-07-12 Sony Corporation Loudspeaker system automatically switched between video and audio units
JPH05244685A (ja) * 1992-02-28 1993-09-21 Toshiba Corp テレビジョン受像装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101039529B (zh) * 2006-01-10 2011-08-17 雅马哈株式会社 立体声/单声道切换电路及具有该电路的集成电路
WO2016183763A1 (en) * 2015-05-18 2016-11-24 Hewlett-Packard Development Company, L.P. Audio and video processors
US10846041B2 (en) 2015-05-18 2020-11-24 Hewlett-Packard Development Comany, L.P. Audio and video processors
CN106790899A (zh) * 2017-01-04 2017-05-31 上海傅硅电子科技有限公司 一种方便评测手机音频外放性能的系统

Also Published As

Publication number Publication date
JP2003319487A (ja) 2003-11-07
EP1355510A2 (en) 2003-10-22
KR20030083579A (ko) 2003-10-30
MXPA03003248A (es) 2003-10-22
EP1355510A3 (en) 2005-12-07

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication