DE68923224D1 - Umschalt-Schaltung. - Google Patents

Umschalt-Schaltung.

Info

Publication number
DE68923224D1
DE68923224D1 DE68923224T DE68923224T DE68923224D1 DE 68923224 D1 DE68923224 D1 DE 68923224D1 DE 68923224 T DE68923224 T DE 68923224T DE 68923224 T DE68923224 T DE 68923224T DE 68923224 D1 DE68923224 D1 DE 68923224D1
Authority
DE
Germany
Prior art keywords
bandpass
demultiplex
frequency
switching circuit
demultiplex operation
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
DE68923224T
Other languages
English (en)
Other versions
DE68923224T2 (de
Inventor
David William Walton
Roger Harrison
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 Multimedia Sales UK Ltd
Original Assignee
Ferguson Ltd
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 Ferguson Ltd filed Critical Ferguson Ltd
Publication of DE68923224D1 publication Critical patent/DE68923224D1/de
Application granted granted Critical
Publication of DE68923224T2 publication Critical patent/DE68923224T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Electronic Switches (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Details Of Television Scanning (AREA)
  • Studio Circuits (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Color Television Image Signal Generators (AREA)
DE68923224T 1988-04-28 1989-04-26 Umschalt-Schaltung. Expired - Fee Related DE68923224T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888810048A GB8810048D0 (en) 1988-04-28 1988-04-28 Switching circuity

Publications (2)

Publication Number Publication Date
DE68923224D1 true DE68923224D1 (de) 1995-08-03
DE68923224T2 DE68923224T2 (de) 1995-11-09

Family

ID=10636016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68923224T Expired - Fee Related DE68923224T2 (de) 1988-04-28 1989-04-26 Umschalt-Schaltung.

Country Status (14)

Country Link
US (1) US5012516A (de)
EP (1) EP0344905B1 (de)
JP (1) JPH03500236A (de)
KR (1) KR970010390B1 (de)
AT (1) ATE124587T1 (de)
CA (1) CA1316256C (de)
DE (1) DE68923224T2 (de)
DK (1) DK174604B1 (de)
ES (1) ES2076207T3 (de)
FI (1) FI92539C (de)
GB (1) GB8810048D0 (de)
HK (1) HK80197A (de)
MY (1) MY104439A (de)
WO (1) WO1989010671A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920002446Y1 (ko) * 1989-12-21 1992-04-13 삼성전자 주식회사 듀얼 Nicam 데코더 회로
GB2255693A (en) * 1991-05-02 1992-11-11 Texas Instruments Ltd A digital data decoder
US5157353A (en) * 1991-05-03 1992-10-20 Thomson Consumer Electronics, Inc. Audio system with transient tracking dual voltage power supply
KR940005936B1 (ko) * 1991-12-16 1994-06-24 주식회사 금성사 복합 디지탈 방송방식의 오디오 자동선국 시스템
JP2969242B2 (ja) * 1993-11-30 1999-11-02 赤井電機株式会社 テレビ受信装置
US5793799A (en) * 1994-08-03 1998-08-11 Deutsche Thomson-Brandt Gmbh Switchable circuit for processing and demodulating digital and analog signals
DE4427396A1 (de) * 1994-08-03 1996-02-08 Thomson Brandt Gmbh Verfahren zur Verarbeitung von digitalen und analogen Eingangssignalen
US8073418B2 (en) * 2008-08-04 2011-12-06 Mediatek Inc. Receiving systems and methods for audio processing
US8184212B2 (en) * 2009-07-28 2012-05-22 Himax Media Solutions, Inc. Sound intermediate frequency demodulator and sound intermediate frequency detecting method thereof
TWI478582B (zh) * 2009-08-11 2015-03-21 Himax Media Solutions Inc 聲音中頻解調器及其聲音中頻檢測方法
CN101998089B (zh) * 2009-08-19 2013-07-31 承景科技股份有限公司 声音中频解调器及其声音中频检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991374A (en) * 1975-02-26 1976-11-09 General Electric Company Controllable bandwidth IF filter circuit for radio receivers
JPS5610021Y2 (de) * 1975-05-28 1981-03-05
JPS5822355Y2 (ja) * 1978-11-29 1983-05-13 ソニー株式会社 音声多重信号再生装置
GB2124060A (en) * 1982-07-12 1984-02-08 Spt Video Limited Improvements in or relating to circuit arrangements for automatic selection of television sound frequency
EP0208425A3 (de) * 1985-06-13 1988-01-13 Devon County Council Übertragung per Fernsehsignalnebenträger
JPS621441U (de) * 1985-06-20 1987-01-07

Also Published As

Publication number Publication date
FI92539C (fi) 1994-11-25
HK80197A (en) 1997-06-20
FI896285A0 (fi) 1989-12-27
GB8810048D0 (en) 1988-06-02
WO1989010671A1 (en) 1989-11-02
ATE124587T1 (de) 1995-07-15
ES2076207T3 (es) 1995-11-01
KR970010390B1 (ko) 1997-06-25
EP0344905B1 (de) 1995-06-28
US5012516A (en) 1991-04-30
JPH03500236A (ja) 1991-01-17
DK671389D0 (da) 1989-12-28
EP0344905A1 (de) 1989-12-06
FI92539B (fi) 1994-08-15
DE68923224T2 (de) 1995-11-09
CA1316256C (en) 1993-04-13
DK174604B1 (da) 2003-07-14
DK671389A (da) 1989-12-28
KR900701118A (ko) 1990-08-17
MY104439A (en) 1994-03-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee