CN1043109C - 无限脉冲响应重影消除系统 - Google Patents

无限脉冲响应重影消除系统 Download PDF

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Publication number
CN1043109C
CN1043109C CN94101297A CN94101297A CN1043109C CN 1043109 C CN1043109 C CN 1043109C CN 94101297 A CN94101297 A CN 94101297A CN 94101297 A CN94101297 A CN 94101297A CN 1043109 C CN1043109 C CN 1043109C
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CN
China
Prior art keywords
weight coefficient
signal
filter
order
iir filter
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
CN94101297A
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English (en)
Chinese (zh)
Other versions
CN1102924A (zh
Inventor
C·B·迪特里希
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
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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
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of CN1102924A publication Critical patent/CN1102924A/zh
Application granted granted Critical
Publication of CN1043109C publication Critical patent/CN1043109C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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)
CN94101297A 1993-03-03 1994-03-02 无限脉冲响应重影消除系统 Expired - Fee Related CN1043109C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US025496 1993-03-03
US025,496 1993-03-03
US08/025,496 US5335020A (en) 1993-03-03 1993-03-03 IIR ghost cancelling system with reduction of filter instability

Publications (2)

Publication Number Publication Date
CN1102924A CN1102924A (zh) 1995-05-24
CN1043109C true CN1043109C (zh) 1999-04-21

Family

ID=21826418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN94101297A Expired - Fee Related CN1043109C (zh) 1993-03-03 1994-03-02 无限脉冲响应重影消除系统

Country Status (11)

Country Link
US (1) US5335020A (enExample)
EP (1) EP0614311B1 (enExample)
JP (1) JP3578793B2 (enExample)
KR (1) KR100290194B1 (enExample)
CN (1) CN1043109C (enExample)
DE (1) DE69420162T2 (enExample)
MY (1) MY110395A (enExample)
RU (1) RU2119267C1 (enExample)
SG (1) SG82534A1 (enExample)
TR (1) TR27397A (enExample)
TW (1) TW245856B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128539A (en) * 1994-08-30 2000-10-03 Texas Instruments Incorporated Method and apparatus for forming image scaling filters
US5623319A (en) * 1995-10-05 1997-04-22 Philips Electronics North American Corp. Ghost cancellation reference signal detection and synchronization circuit
US6377308B1 (en) * 1996-06-26 2002-04-23 Intel Corporation Method and apparatus for line-specific decoding of VBI scan lines
US5974363A (en) * 1997-04-09 1999-10-26 Lucent Technologies Inc. Self-testing of smart line cards
US5905659A (en) * 1997-10-07 1999-05-18 Rose; Ralph E. Training a recursive filter by use of derivative function
EP1575176A1 (en) * 2004-03-09 2005-09-14 Deutsche Thomson-Brandt Gmbh Arrangement for adaptive bit recovery
US7746924B2 (en) * 2006-05-09 2010-06-29 Hewlett-Packard Development Company, L.P. Determination of filter weights

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185727A (en) * 1981-05-12 1982-11-16 Victor Co Of Japan Ltd Rejector for waveform distortion
WO1989007376A1 (en) * 1988-02-08 1989-08-10 Rca Licensing Corporation Adaptive television ghost cancellation system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609568A (en) * 1970-06-08 1971-09-28 Bell Telephone Labor Inc Stable digital filter apparatus
US4127874A (en) * 1976-05-27 1978-11-28 Tokyo Shibaura Electric Co., Ltd. Apparatus for removing ghost signals from received video signals
JPS56100579A (en) * 1980-01-12 1981-08-12 Sony Corp Ghost eliminating device
JPS575441A (en) * 1980-06-13 1982-01-12 Sony Corp Ghost rejecting device
JPS5745778A (en) * 1980-09-02 1982-03-15 Fujitsu Ltd Automatic waveform equalizer for television signal
JPS58101576A (ja) * 1981-12-11 1983-06-16 Sony Corp ゴ−スト除去装置
JPS59198020A (ja) * 1983-04-25 1984-11-09 Sony Corp デイジタル信号処理装置
JPS59211388A (ja) * 1983-05-17 1984-11-30 Toshiba Corp ゴ−スト除去装置
JPS59214386A (ja) * 1983-05-19 1984-12-04 Sony Corp ゴ−スト除去装置
JP2755712B2 (ja) * 1989-08-17 1998-05-25 株式会社東芝 ゴースト除去装置およびゴースト除去方法
JPH03123276A (ja) * 1989-10-06 1991-05-27 Toshiba Corp ゴースト除去装置
JPH03145281A (ja) * 1989-10-30 1991-06-20 Toshiba Corp ゴースト除去装置
JPH0477180A (ja) * 1990-07-17 1992-03-11 Nec Corp ゴースト除去回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185727A (en) * 1981-05-12 1982-11-16 Victor Co Of Japan Ltd Rejector for waveform distortion
WO1989007376A1 (en) * 1988-02-08 1989-08-10 Rca Licensing Corporation Adaptive television ghost cancellation system

Also Published As

Publication number Publication date
DE69420162T2 (de) 1999-12-09
US5335020A (en) 1994-08-02
DE69420162D1 (de) 1999-09-30
MY110395A (en) 1998-04-30
EP0614311B1 (en) 1999-08-25
TR27397A (tr) 1995-02-28
JP3578793B2 (ja) 2004-10-20
RU2119267C1 (ru) 1998-09-20
TW245856B (enExample) 1995-04-21
EP0614311A1 (en) 1994-09-07
KR100290194B1 (ko) 2001-05-15
SG82534A1 (en) 2001-08-21
KR940023176A (ko) 1994-10-22
CN1102924A (zh) 1995-05-24
JPH06303463A (ja) 1994-10-28

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 19990421