DE69029022D1 - Reduktion von hörbarem Rauschen - Google Patents

Reduktion von hörbarem Rauschen

Info

Publication number
DE69029022D1
DE69029022D1 DE69029022T DE69029022T DE69029022D1 DE 69029022 D1 DE69029022 D1 DE 69029022D1 DE 69029022 T DE69029022 T DE 69029022T DE 69029022 T DE69029022 T DE 69029022T DE 69029022 D1 DE69029022 D1 DE 69029022D1
Authority
DE
Germany
Prior art keywords
signal output
audible noise
control signal
reduction
cutoff frequency
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
Application number
DE69029022T
Other languages
English (en)
Other versions
DE69029022T2 (de
Inventor
William R Short
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.)
Bose Corp
Original Assignee
Bose 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
Application filed by Bose Corp filed Critical Bose Corp
Publication of DE69029022D1 publication Critical patent/DE69029022D1/de
Application granted granted Critical
Publication of DE69029022T2 publication Critical patent/DE69029022T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
    • H04B1/1669—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal
    • H04B1/1676—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal of the sum or difference signal
DE69029022T 1989-09-11 1990-09-11 Reduktion von hörbarem Rauschen Expired - Fee Related DE69029022T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40535989A 1989-09-11 1989-09-11

Publications (2)

Publication Number Publication Date
DE69029022D1 true DE69029022D1 (de) 1996-12-05
DE69029022T2 DE69029022T2 (de) 1997-02-27

Family

ID=23603373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029022T Expired - Fee Related DE69029022T2 (de) 1989-09-11 1990-09-11 Reduktion von hörbarem Rauschen

Country Status (5)

Country Link
EP (1) EP0418036B1 (de)
JP (1) JP3419451B2 (de)
AT (1) ATE144868T1 (de)
CA (1) CA2025012A1 (de)
DE (1) DE69029022T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0459383A3 (en) * 1990-05-30 1993-12-15 Pioneer Electronic Corp Radio receiver
ATE193625T1 (de) * 1993-03-24 2000-06-15 Blaupunkt Werke Gmbh Schaltungsanordnung zur ableitung eines störungen in einem empfangenen stereo-multiplexsignal anzeigenden signals
PT642714E (pt) * 1993-03-24 2002-03-28 Blaupunkt Werke Gmbh Receptor de radio com processamento digital de sinais
EP0642715B1 (de) * 1993-03-24 2001-10-04 Blaupunkt-Werke GmbH Rundfunkempfänger mit digitaler signalverarbeitung
EP0691050B1 (de) * 1993-03-24 1996-12-18 Blaupunkt-Werke GmbH Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen
DE4309518A1 (de) * 1993-03-24 1994-10-06 Blaupunkt Werke Gmbh Schaltungsanordnung zur Ableitung mindestens eines von der Qualität eines empfangenen Signals abhängigen Qualitätssignals
CA2125220C (en) * 1993-06-08 2000-08-15 Joji Kane Noise suppressing apparatus capable of preventing deterioration in high frequency signal characteristic after noise suppression and in balanced signal transmitting system
DE69840020D1 (de) * 1998-04-29 2008-10-30 Sony Deutschland Gmbh Verfahren und Vorrichtung zum demultiplexieren eines frequenzdemodulierten Stereomultiplexsignals
JP3837008B2 (ja) * 2000-03-31 2006-10-25 パイオニア株式会社 Ｆｍマルチプレクス復調装置
DE60043585D1 (de) 2000-11-08 2010-02-04 Sony Deutschland Gmbh Störungsreduktion eines Stereoempfängers
DE10202638A1 (de) * 2002-01-24 2003-08-14 Harman Becker Automotive Sys Verfahren zum Umblenden von Stereo-auf Mono-und von Mono-auf Stereowiedergabe in einem Stereorundfunkempfänger sowie Stereorundfunkempfänger
EP1361663B1 (de) * 2002-05-08 2008-08-13 Sony Deutschland GmbH Rauschsignaldetektion in einem UKW Rundfunkempfänger
CA2462463A1 (en) 2004-03-30 2005-09-30 Dspfactory Ltd. Method and system for reducing audible side effects of dynamic current consumption
DE102005035094A1 (de) * 2005-07-27 2007-02-01 Robert Bosch Gmbh Audiosignal-Wiedergabevorrichtung
GB2475333B (en) * 2009-11-17 2016-12-28 Cambridge Silicon Radio Ltd FM receiver noise reduction
WO2012059241A1 (en) * 2010-11-05 2012-05-10 Semiconductor Ideas To The Market (Itom) Method for reducing noise included in a stereo signal, stereo signal processing device and fm receiver using the method
US10114405B2 (en) 2016-02-15 2018-10-30 Electrolux Home Products, Inc. Safety control lockout knob
CN116548928B (zh) * 2023-07-11 2023-09-08 西安浩阳志德医疗科技有限公司 一种基于互联网的护理服务系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58187100A (ja) * 1982-04-27 1983-11-01 Nippon Gakki Seizo Kk ステレオ信号の雑音除去回路
DE3721918C1 (en) * 1987-07-02 1988-11-24 Becker Autoradio Method for evaluating the suitability for reception of the frequency-modulated broadcast transmissions received in an FM broadcast receiver, and circuit arrangement for carrying out the method
JPS6454827A (en) * 1987-08-25 1989-03-02 Toshiba Corp Fm demodulation output processing circuit

Also Published As

Publication number Publication date
ATE144868T1 (de) 1996-11-15
JPH03179828A (ja) 1991-08-05
JP3419451B2 (ja) 2003-06-23
DE69029022T2 (de) 1997-02-27
EP0418036B1 (de) 1996-10-30
CA2025012A1 (en) 1991-03-12
EP0418036A3 (en) 1991-12-27
EP0418036A2 (de) 1991-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee