DE3263374D1 - Television ghost cancellation system with ghost carrier phase compensation - Google Patents

Television ghost cancellation system with ghost carrier phase compensation

Info

Publication number
DE3263374D1
DE3263374D1 DE8282303097T DE3263374T DE3263374D1 DE 3263374 D1 DE3263374 D1 DE 3263374D1 DE 8282303097 T DE8282303097 T DE 8282303097T DE 3263374 T DE3263374 T DE 3263374T DE 3263374 D1 DE3263374 D1 DE 3263374D1
Authority
DE
Germany
Prior art keywords
signal
ghost
phase
amplitude
synchronous detector
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
Application number
DE8282303097T
Other languages
English (en)
Inventor
David Dunlap Holmes
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.)
RCA Licensing Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of DE3263374D1 publication Critical patent/DE3263374D1/de
Expired 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Studio Devices (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Glass Compositions (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Television Systems (AREA)
  • Noise Elimination (AREA)
DE8282303097T 1981-06-16 1982-06-15 Television ghost cancellation system with ghost carrier phase compensation Expired DE3263374D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/274,180 US4374400A (en) 1981-06-16 1981-06-16 Television ghost cancellation system with ghost carrier phase compensation

Publications (1)

Publication Number Publication Date
DE3263374D1 true DE3263374D1 (en) 1985-06-05

Family

ID=23047129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282303097T Expired DE3263374D1 (en) 1981-06-16 1982-06-15 Television ghost cancellation system with ghost carrier phase compensation

Country Status (9)

Country Link
US (1) US4374400A (de)
EP (1) EP0067709B1 (de)
JP (1) JPS583380A (de)
KR (1) KR880001556B1 (de)
AT (1) ATE13122T1 (de)
AU (1) AU554042B2 (de)
DE (1) DE3263374D1 (de)
ES (1) ES8304739A1 (de)
FI (1) FI71646C (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59214387A (ja) * 1983-05-19 1984-12-04 Sony Corp ゴ−スト除去装置
US4705229A (en) 1983-10-17 1987-11-10 Mounque Barazone Compact apparatus for laying paving fabric
JPS60175440A (ja) * 1984-02-20 1985-09-09 Matsushita Electronics Corp 半導体装置の製造方法
US4703357A (en) * 1985-12-24 1987-10-27 Rca Corporation Adaptive television deghosting system
US4688096A (en) * 1986-06-25 1987-08-18 Rca Corporation Demodulation phase error compensation circuitry as for an automatic deghosting system
US4686569A (en) * 1986-05-29 1987-08-11 Rca Corporation Circuitry for reducing demodulation phase error as for an automatic deghosting system
GB2191367B (en) * 1986-05-29 1990-04-11 Rca Corp Circuitry for reducing demodulation phase error as for an automatic deghosting system
MY103982A (en) * 1988-03-22 1993-10-30 Nippon Denki Home Electronics Ghost canceling apparatus.
JP2519804B2 (ja) * 1989-09-07 1996-07-31 株式会社東芝 映像信号遅延回路
US5260972A (en) * 1990-03-13 1993-11-09 At&T Bell Laboratories Technique for determining signal dispersion characteristics in communications systems
US5065242A (en) * 1990-06-29 1991-11-12 General Electric Company Deghosting apparatus using pseudorandom sequences
US5268775A (en) * 1991-02-19 1993-12-07 Hughes-Jvc Technology Corporation Contrast enhancement and ghost elimination, for reflective light valve system
US5369445A (en) * 1992-06-12 1994-11-29 Samsung Electronics Co., Ltd. Noise reducing apparatus and methods for television receivers
KR0136044B1 (ko) * 1994-11-30 1998-04-27 구자홍 검파 왜곡을 개선한 고우스트 제거 장치
US6580660B1 (en) 2002-01-30 2003-06-17 Agilent Technologies, Inc. Circuit and method for synchronizing multiple digital data paths

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1429802A (en) * 1972-03-16 1976-03-31 Matsushita Electric Ind Co Ltd Ghost signal cancellation system
JPS5029120A (de) * 1973-07-17 1975-03-25
JPS5199922A (de) * 1975-02-28 1976-09-03 Matsushita Electric Ind Co Ltd
JPS5234623A (en) * 1975-09-11 1977-03-16 Matsushita Electric Ind Co Ltd Ghost elimination equipment
JPS52144221A (en) * 1976-05-27 1977-12-01 Mitsubishi Electric Corp Ghost delection circuit system
US4128848A (en) * 1976-10-22 1978-12-05 Hitachi, Ltd. Automatic ghost-suppression system
GB1595636A (en) * 1977-07-22 1981-08-12 Mitsubishi Electric Corp Apparatus for reducing ghosting of tv pictures

Also Published As

Publication number Publication date
FI71646B (fi) 1986-10-10
FI822053A0 (fi) 1982-06-09
ATE13122T1 (de) 1985-05-15
EP0067709B1 (de) 1985-05-02
US4374400A (en) 1983-02-15
AU554042B2 (en) 1986-08-07
JPH0374073B2 (de) 1991-11-25
ES512976A0 (es) 1983-03-01
FI822053L (fi) 1982-12-17
FI71646C (fi) 1987-01-19
ES8304739A1 (es) 1983-03-01
JPS583380A (ja) 1983-01-10
AU8472682A (en) 1982-12-23
KR880001556B1 (ko) 1988-08-20
EP0067709A1 (de) 1982-12-22
KR840001037A (ko) 1984-03-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: RCA LICENSING CORP., PRINCETON, N.J., US

8328 Change in the person/name/address of the agent

Free format text: VON BEZOLD, D., DR.RER.NAT. SCHUETZ, P., DIPL.-ING. HEUSLER, W., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee