DE3581225D1 - Demodulatorschaltungen fuer amplitudenmodulierte signale. - Google Patents

Demodulatorschaltungen fuer amplitudenmodulierte signale.

Info

Publication number
DE3581225D1
DE3581225D1 DE8585302933T DE3581225T DE3581225D1 DE 3581225 D1 DE3581225 D1 DE 3581225D1 DE 8585302933 T DE8585302933 T DE 8585302933T DE 3581225 T DE3581225 T DE 3581225T DE 3581225 D1 DE3581225 D1 DE 3581225D1
Authority
DE
Germany
Prior art keywords
amplitude
modulated signals
demodulator circuits
demodulator
circuits
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 - Lifetime
Application number
DE8585302933T
Other languages
German (de)
English (en)
Inventor
Yoshikazu C O Patent Nishimura
Yoshimi C O Patent Yasukouchi
Hisao C O Patent Divis Asakura
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3581225D1 publication Critical patent/DE3581225D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/66—Circuits for processing colour signals for synchronous demodulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Image Signal Generators (AREA)
DE8585302933T 1984-04-27 1985-04-25 Demodulatorschaltungen fuer amplitudenmodulierte signale. Expired - Lifetime DE3581225D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59085733A JPS60229596A (ja) 1984-04-27 1984-04-27 直交２相変調信号の復調回路

Publications (1)

Publication Number Publication Date
DE3581225D1 true DE3581225D1 (de) 1991-02-14

Family

ID=13867038

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585302933T Expired - Lifetime DE3581225D1 (de) 1984-04-27 1985-04-25 Demodulatorschaltungen fuer amplitudenmodulierte signale.

Country Status (5)

Country Link
US (1) US4633187A (enExample)
EP (1) EP0160531B1 (enExample)
JP (1) JPS60229596A (enExample)
CA (1) CA1239198A (enExample)
DE (1) DE3581225D1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2964899B2 (ja) * 1995-02-28 1999-10-18 日本電気株式会社 符号化と復号化周波数同期方法
US5801895A (en) * 1996-05-28 1998-09-01 Hewlett Packard Company Disk drive servo demodulation system which suppresses noise on the position error signal
EP0849955A3 (en) * 1996-12-17 2000-05-03 Lg Electronics Inc. Device and method for generating a composite color signal with digital QAM
US5926220A (en) * 1997-06-18 1999-07-20 C-Cube Microsystems, Inc. Composite digital video decoder and digital compressor
US7679685B2 (en) * 2006-02-24 2010-03-16 Panasonic Automotive Systems of America division of Panasonic Corporation of North America System and method for processing video signals

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987481A (en) * 1974-05-09 1976-10-19 Motorola, Inc. Color television signal demodulation system
FR2368184A1 (fr) * 1976-10-18 1978-05-12 Ibm France Systeme de synchronisation de porteuse pour demodulateur de phase coherent
DE3272758D1 (en) * 1981-11-09 1986-09-25 Matsushita Electric Industrial Co Ltd A synchronous video detector circuit using phase-locked loop

Also Published As

Publication number Publication date
US4633187A (en) 1986-12-30
EP0160531A2 (en) 1985-11-06
EP0160531B1 (en) 1991-01-09
CA1239198A (en) 1988-07-12
JPH0574994B2 (enExample) 1993-10-19
JPS60229596A (ja) 1985-11-14
EP0160531A3 (en) 1987-03-25

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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