ES2182923T3 - Circuito para la insercion de informacion de doblado de frecuencia. - Google Patents

Circuito para la insercion de informacion de doblado de frecuencia.

Info

Publication number
ES2182923T3
ES2182923T3 ES96102840T ES96102840T ES2182923T3 ES 2182923 T3 ES2182923 T3 ES 2182923T3 ES 96102840 T ES96102840 T ES 96102840T ES 96102840 T ES96102840 T ES 96102840T ES 2182923 T3 ES2182923 T3 ES 2182923T3
Authority
ES
Spain
Prior art keywords
frequency
frequency folding
information
folding information
summer
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
ES96102840T
Other languages
English (en)
Inventor
Yong-Je Kim
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of ES2182923T3 publication Critical patent/ES2182923T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • G11B20/06—Angle-modulation recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/7904—Processing of colour television signals in connection with recording using intermediate digital signal processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/797—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
    • H04N9/7976—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal by spectrum folding of the high frequency components of the luminance signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

Abstract

EN UN APARATO REPRODUCTOR DE VIDEO, UN CIRCUITO DE INSERCION DE INFORMACION DE PLEGAMIENTO DE FRECUENCIA COMPRENDE UN DETECTOR DE CAMPO E/O 30 PARA DETECTAR SI LA SEÑAL DE VIDEO PRESENTE ES DE UN CAMPO DE NUMERO PAR O NUMERO IMPAR, UN GENERADOR DE INFORMACION DE PLEGAMIENTO DE FRECUENCIA 40 PARA GENERAR INFORMACION DE PLEGAMIENTO DE FRECUENCIA DF QUE REPRESENTA EL ESTADO DE PLEGAMIENTO DE FRECUENCIA DE ACUERDO AL RESULTADO DETECTADO DEL DETECTOR DE CAMPO E/O 30, UN SUMADOR 60 PARA SUMAR UNA SEÑAL DE VIDEO PLEGADA FL A LA INFORMACION DE PLEGAMIENTO DE FRECUENCIA DF, Y UN FIJADOR DE POSICION 50 CONECTADO ENTRE EL SUMADOR 60 Y EL GENERADOR DE INFORMACION DE PLEGAMIENTO DE FRECUENCIA 40 PARA SUMINISTRAR LA INFORMACION DE PLEGAMIENTO DE FRECUENCIA GENERADA AL SUMADOR 60 EN CUALQUIER MOMENTO ARBITRARIO. EN UN APARATO REPRODUCTOR DE VIDEO, UN CIRCUITO DE SEPARACION DE INFORMACION DE PLEGAMIENTO DE FRECUENCIA COMPRENDE UN DETECTOR DE POSICION 120 PARA DETECTAR LA POSICION DONDE LA INFORMACION DE PLEGAMIENTO DE FRECUENCIA ES INSERTADA EN LA SEÑAL DE VIDEO REPRODUCIDA, Y UN SEPARADOR DE INFORMACION DE PLEGAMIENTO DE FRECUENCIA 130 PARA SEPARAR LA INFORMACION DE PLEGAMIENTO DE FRECUENCIA INCLUIDA EN LA SEÑAL DE VIDEO REPRODUCIDA DE ACUERDO AL RESULTADO DETECTADO DEL DETECTOR DE POSICION 120.
ES96102840T 1990-10-31 1991-10-31 Circuito para la insercion de informacion de doblado de frecuencia. Expired - Lifetime ES2182923T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900017587A KR930002795B1 (ko) 1990-10-31 1990-10-31 주파수 중첩정보 삽입 및 분리회로

Publications (1)

Publication Number Publication Date
ES2182923T3 true ES2182923T3 (es) 2003-03-16

Family

ID=19305474

Family Applications (2)

Application Number Title Priority Date Filing Date
ES91310061T Expired - Lifetime ES2098332T3 (es) 1990-10-31 1991-10-31 Informacion de desdoblamiento de insercion y separacion de frecuencias.
ES96102840T Expired - Lifetime ES2182923T3 (es) 1990-10-31 1991-10-31 Circuito para la insercion de informacion de doblado de frecuencia.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES91310061T Expired - Lifetime ES2098332T3 (es) 1990-10-31 1991-10-31 Informacion de desdoblamiento de insercion y separacion de frecuencias.

Country Status (9)

Country Link
US (1) US5740302A (es)
EP (2) EP0719056B1 (es)
JP (1) JP3110107B2 (es)
KR (1) KR930002795B1 (es)
CN (1) CN1029184C (es)
CA (1) CA2052225C (es)
DE (2) DE69123706T2 (es)
ES (2) ES2098332T3 (es)
RU (1) RU2087080C1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6134373A (en) * 1990-08-17 2000-10-17 Samsung Electronics Co., Ltd. System for recording and reproducing a wide bandwidth video signal via a narrow bandwidth medium
US5500739A (en) * 1990-05-31 1996-03-19 Samsung Electronics Co., Ltd. Frequency-multiplexing FM luma signal with color and 2nd under signals having overlapping frequency spectra
US5822490A (en) * 1990-05-31 1998-10-13 Samsung Electronics Co., Ltd. Apparatus and method for color-under chroma channel encoded with a high frequency luminance signal
US5596418A (en) * 1990-08-17 1997-01-21 Samsung Electronics Co., Ltd. Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal
US6246827B1 (en) 1990-08-17 2001-06-12 Samsung Electronics Co., Ltd. Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal
US5673355A (en) * 1990-08-17 1997-09-30 Samsung Electronics Co., Ltd. Deemphasis & Subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal
KR930010928B1 (ko) * 1990-08-17 1993-11-17 삼성전자 주식회사 비디오 신호 기록 및 재생장치
US6104863A (en) 1990-08-17 2000-08-15 Samsung Electronics Co., Ltd. Video signal encoded with additional detail information
CN101835055B (zh) * 1994-09-26 2012-12-12 三菱电机株式会社 数字视频信号的记录和重放设备及其记录和重放的方法
GB9421206D0 (en) * 1994-10-20 1994-12-07 Thomson Consumer Electronics Digital VCR MPEG- trick play processing
US7953293B2 (en) * 2006-05-02 2011-05-31 Ati Technologies Ulc Field sequence detector, method and video device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5413938B2 (es) * 1973-07-24 1979-06-04
US4745460A (en) * 1983-03-18 1988-05-17 Hitachi, Ltd. Method for transmitting a television signal by field to field processing
US5063457A (en) * 1986-11-19 1991-11-05 Canon Kabushiki Kaisha Wide-band video signal recording apparatus by using frequency interleave
US4831463A (en) * 1987-01-30 1989-05-16 Faroudja Y C Video processing in which high frequency luminance components are folded into a mid-band spectrum
US4819059A (en) * 1987-11-13 1989-04-04 Polaroid Corporation System and method for formatting a composite still and moving image defining electronic information signal
JPH01221070A (ja) * 1988-02-29 1989-09-04 Casio Comput Co Ltd 画像情報処理装置
US4912549A (en) * 1988-09-07 1990-03-27 Rca Licensing Corporation Video signal synchronization system as for an extended definition widescreen television signal processing system
US5012239A (en) * 1989-08-21 1991-04-30 Visa-Trak Corporation High resolution position sensor circuit
US5023727A (en) * 1989-10-12 1991-06-11 Ian A. R. Boyd Method and device for producing a substantially continuous composite video signal
JPH03132183A (ja) * 1989-10-18 1991-06-05 Hitachi Ltd ディジタル画像再生方式
US5025496A (en) * 1990-05-07 1991-06-18 Rca Licensing Corporation Odd/even field detector for video signals
US5113262A (en) * 1990-08-17 1992-05-12 Samsung Electronics Co., Ltd. Video signal recording system enabling limited bandwidth recording and playback
US5208707A (en) * 1990-10-31 1993-05-04 Samsung Electronics Co., Ltd. Circuit for maintaining compatibility between different image systems during reproduction having an adaptive de-emphasis unit
KR930012145B1 (ko) * 1990-10-31 1993-12-24 삼성전자 주식회사 상이한 영상시스템간에 있어서 재생시 호환성을 유지하는 휘도신호 재생회로 및 그 방법
KR930008182B1 (ko) * 1990-11-27 1993-08-26 삼성전자 주식회사 동신호 검출회로
KR940007160B1 (ko) * 1991-06-27 1994-08-06 삼성전자 주식회사 동적용 주파수 중첩방법 및 장치

Also Published As

Publication number Publication date
EP0484154A2 (en) 1992-05-06
KR920008719A (ko) 1992-05-28
KR930002795B1 (ko) 1993-04-10
CN1029184C (zh) 1995-06-28
JP3110107B2 (ja) 2000-11-20
ES2098332T3 (es) 1997-05-01
EP0719056A2 (en) 1996-06-26
CA2052225A1 (en) 1992-05-01
US5740302A (en) 1998-04-14
EP0484154A3 (en) 1993-05-05
DE69123706T2 (de) 1997-06-19
DE69133117D1 (de) 2002-10-24
EP0484154B1 (en) 1996-12-18
RU2087080C1 (ru) 1997-08-10
CA2052225C (en) 1996-05-21
JPH04332282A (ja) 1992-11-19
EP0719056A3 (en) 1996-09-04
DE69133117T2 (de) 2003-01-16
CN1062067A (zh) 1992-06-17
DE69123706D1 (de) 1997-01-30
EP0719056B1 (en) 2002-09-18

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