CN1189041C - 数字彩色信号再现电路 - Google Patents

数字彩色信号再现电路 Download PDF

Info

Publication number
CN1189041C
CN1189041C CNB001288563A CN00128856A CN1189041C CN 1189041 C CN1189041 C CN 1189041C CN B001288563 A CNB001288563 A CN B001288563A CN 00128856 A CN00128856 A CN 00128856A CN 1189041 C CN1189041 C CN 1189041C
Authority
CN
China
Prior art keywords
circuit
signal
output
color
clock
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
CNB001288563A
Other languages
English (en)
Chinese (zh)
Other versions
CN1289214A (zh
Inventor
竹谷信夫
毛利部宏
森田久雄
澁谷竜一
安藤仁
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN1289214A publication Critical patent/CN1289214A/zh
Application granted granted Critical
Publication of CN1189041C publication Critical patent/CN1189041C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
    • 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
    • H04N5/455—Demodulation-circuits
    • 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
    • H04N9/642—Multi-standard receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
CNB001288563A 1999-09-20 2000-09-20 数字彩色信号再现电路 Expired - Fee Related CN1189041C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26558699A JP2001095005A (ja) 1999-09-20 1999-09-20 クロック発生回路
JP265586/1999 1999-09-20

Publications (2)

Publication Number Publication Date
CN1289214A CN1289214A (zh) 2001-03-28
CN1189041C true CN1189041C (zh) 2005-02-09

Family

ID=17419189

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB001288563A Expired - Fee Related CN1189041C (zh) 1999-09-20 2000-09-20 数字彩色信号再现电路

Country Status (5)

Country Link
US (1) US6538702B1 (enExample)
EP (1) EP1085766A3 (enExample)
JP (1) JP2001095005A (enExample)
CN (1) CN1189041C (enExample)
MY (1) MY123428A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003023644A (ja) * 2001-07-06 2003-01-24 Mitsubishi Electric Corp 画像処理装置、画像表示装置、画像処理方法、および画像表示方法
JP3922252B2 (ja) * 2003-03-04 2007-05-30 ソニー株式会社 映像信号処理回路、映像信号処理方法
CN100342734C (zh) * 2003-03-04 2007-10-10 索尼株式会社 视频信号处理电路和视频信号处理方法
US7277134B2 (en) * 2003-11-10 2007-10-02 Matsushita Electric Industrial Co., Ltd. Chrominance signal demodulation apparatus
JP4656836B2 (ja) * 2003-12-19 2011-03-23 パナソニック株式会社 同期クロック生成装置及び同期クロック生成方法
JP2005252688A (ja) * 2004-03-04 2005-09-15 Nec Corp コンポジットアナログ／コンポーネントデジタル映像信号変換装置と変換方法、及びそれに用いるサブキャリア発生回路、輝度・色信号分離回路
CN100461869C (zh) * 2004-11-03 2009-02-11 南京Lg同创彩色显示系统有限责任公司 数字视频信号的最佳输入范围自动设定装置以及方法
TWI274474B (en) * 2005-01-06 2007-02-21 Univ Nat Sun Yat Sen Phase-locked loop circuit and a method thereof
JP5185212B2 (ja) * 2009-06-12 2013-04-17 株式会社東芝 色信号処理回路
FR3047378B1 (fr) * 2016-01-29 2018-05-18 STMicroelectronics (Alps) SAS Circuit de fourniture d'un signal video analogique

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63232693A (ja) * 1987-03-20 1988-09-28 Matsushita Electric Ind Co Ltd 色信号処理装置
JPH0591522A (ja) * 1991-09-30 1993-04-09 Toshiba Corp デイジタル発振器及びこれを用いた色副搬送波再生回路
US5459524A (en) * 1991-11-18 1995-10-17 Cooper; J. Carl Phase modulation demodulator apparatus and method
KR0165279B1 (ko) * 1992-11-27 1999-03-20 김광호 저역변환 색신호 처리장치
JP3523890B2 (ja) * 1993-07-01 2004-04-26 ソニー株式会社 クロマ信号復調回路
JPH08265791A (ja) * 1995-03-27 1996-10-11 Matsushita Electric Ind Co Ltd Ｐａｌ方式適応型色復調装置
JP3304036B2 (ja) * 1996-04-22 2002-07-22 モトローラ株式会社 ディジタル映像処理装置のクロック発生回路
JPH09322189A (ja) * 1996-05-29 1997-12-12 Oki Micro Design Miyazaki:Kk ディジタル色信号変調装置
JP3500883B2 (ja) * 1996-12-12 2004-02-23 松下電器産業株式会社 カラー方式判別回路
WO1998046027A1 (en) * 1997-04-09 1998-10-15 Koninklijke Philips Electronics N.V. Color decoding
JPH118857A (ja) 1997-06-16 1999-01-12 Matsushita Electric Ind Co Ltd デジタル色復調回路
US5926220A (en) * 1997-06-18 1999-07-20 C-Cube Microsystems, Inc. Composite digital video decoder and digital compressor
JPH1146371A (ja) * 1997-07-25 1999-02-16 Pioneer Electron Corp カラー映像信号復調装置

Also Published As

Publication number Publication date
MY123428A (en) 2006-05-31
EP1085766A3 (en) 2005-11-02
EP1085766A2 (en) 2001-03-21
US6538702B1 (en) 2003-03-25
JP2001095005A (ja) 2001-04-06
CN1289214A (zh) 2001-03-28

Similar Documents

Publication Publication Date Title
KR920000580B1 (ko) 디지탈 수신기
CN1123985A (zh) 高清晰度电视信号接收机
CN1189041C (zh) 数字彩色信号再现电路
JPH0851646A (ja) 多規格適合形ビデオ信号復号器及びビデオ信号復号化方法
CN1842168A (zh) 解码复合视频的模数转换系统、视频解码器及其相关方法
CN1087550C (zh) 具有用于被埋入tv信号的数字信号的σ－δ模拟/数字转换的接收机
CN1091232A (zh) 防止视频处理器图象劣化的方法及其电路
JP2603096B2 (ja) クロマ復調装置
CN1091576A (zh) 低频带转换色度信号处理设备及其方法
US4609938A (en) Digital TV receiver with digital video processing circuit
CN1197387C (zh) 数字和模拟电视信号的数字化及处理设备
CN1069803C (zh) 彩色信号的解调电路及解调方法
CN1110969C (zh) 图像信号的相位同步方法、电路及合成装置
CN1665310A (zh) 视频信号变换装置及视频信号变换方法
CN1197348C (zh) 电视信号处理装置中产生沙堡信号的系统、方法和设备
JP4461521B2 (ja) サンプリングクロック生成回路
JP3249362B2 (ja) クロック再生回路
EP0906701A1 (en) Color decoding
JP3249364B2 (ja) クロック再生回路
JP3249363B2 (ja) クロック再生回路
JP2663351B2 (ja) スキュー補正されたマスター・クロック信号発生装置
CN1882105A (zh) 磁带录像机信号处理电路
JP3026695B2 (ja) クロックパルス発生装置
JP3249365B2 (ja) サンプリングクロック再生回路
CN1774036A (zh) 视频信号处理电路

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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: 20050209

Termination date: 20100920