HK31886A - Dc restoration utilizing the colour burst signal - Google Patents

Dc restoration utilizing the colour burst signal

Info

Publication number
HK31886A
HK31886A HK31886A HK31886A HK31886A HK 31886 A HK31886 A HK 31886A HK 31886 A HK31886 A HK 31886A HK 31886 A HK31886 A HK 31886A HK 31886 A HK31886 A HK 31886A
Authority
HK
Hong Kong
Prior art keywords
burst signal
colour burst
restoration
utilizing
restoration utilizing
Prior art date
Application number
HK31886A
Other languages
English (en)
Inventor
Luigi C Gallo
Original Assignee
Ampex
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 Ampex filed Critical Ampex
Publication of HK31886A publication Critical patent/HK31886A/xx

Links

Classifications

    • 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
    • H04N9/87—Regeneration of colour television signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005—Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/935—Regeneration of digital synchronisation signals
    • 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
    • H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals
    • 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
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • 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
    • H04N9/793—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits
    • 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
    • H04N9/793—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits
    • H04N9/7933—Processing of colour television signals in connection with recording for controlling the level of the chrominance signal, e.g. by means of automatic chroma control circuits the level control being frequency-dependent
    • 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
    • H04N9/808—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite 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
    • H04N9/87—Regeneration of colour television signals
    • H04N9/873—Regeneration of colour television signals for restoring the colour component sequence of the reproduced chrominance 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
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
HK31886A 1976-10-29 1986-05-08 Dc restoration utilizing the colour burst signal HK31886A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4519576 1976-10-29

Publications (1)

Publication Number Publication Date
HK31886A true HK31886A (en) 1986-05-16

Family

ID=10436254

Family Applications (6)

Application Number Title Priority Date Filing Date
HK26586A HK26586A (en) 1976-10-29 1986-04-10 Digital chrominance separating and processing system and method
HK26386A HK26386A (en) 1976-10-29 1986-04-10 Frequency response equalizer
HK26286A HK26286A (en) 1976-10-29 1986-04-10 Television subcarrier phase correction for color field sequencing
HK26486A HK26486A (en) 1976-10-29 1986-04-10 Apparatus for inserting a digital sync word,phase synchronized to the colour subcarrier,in place of the horizontal sync signal
HK26186A HK26186A (en) 1976-10-29 1986-04-10 Clock signal generator providing non-symmetrical alternating phase intervals
HK31886A HK31886A (en) 1976-10-29 1986-05-08 Dc restoration utilizing the colour burst signal

Family Applications Before (5)

Application Number Title Priority Date Filing Date
HK26586A HK26586A (en) 1976-10-29 1986-04-10 Digital chrominance separating and processing system and method
HK26386A HK26386A (en) 1976-10-29 1986-04-10 Frequency response equalizer
HK26286A HK26286A (en) 1976-10-29 1986-04-10 Television subcarrier phase correction for color field sequencing
HK26486A HK26486A (en) 1976-10-29 1986-04-10 Apparatus for inserting a digital sync word,phase synchronized to the colour subcarrier,in place of the horizontal sync signal
HK26186A HK26186A (en) 1976-10-29 1986-04-10 Clock signal generator providing non-symmetrical alternating phase intervals

Country Status (5)

Country Link
JP (5) JPS5356004A (xx)
BE (1) BE860257A (xx)
DE (8) DE2759872C2 (xx)
FR (3) FR2371838B1 (xx)
HK (6) HK26586A (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251831A (en) 1979-10-26 1981-02-17 Kamath Bantval Y Filter and system incorporating the filter for processing discrete samples of composite signals
JPS5730484A (en) * 1980-07-30 1982-02-18 Hitachi Denshi Ltd Compensation system for speed error of reproduced video signal
NL187211C (nl) * 1981-02-27 Uniroyal Inc Werkwijze voor de bereiding van een expandeerbaar mengsel, werkwijze voor de bereiding van geexpandeerde polymere materialen, alsmede werkwijze voor de bereiding van een hydrazodicarbonzuurester als bij verhitting gasafsplitsend middel.
US4519001A (en) * 1981-10-27 1985-05-21 Ampex Corporation Apparatus for providing dropout compensation and error concealment in a PAL format video information signal
JPS6298989A (ja) * 1985-10-17 1987-05-08 アムペックス　コーポレーシヨン ブランキング信号発生制御方法及び装置
NL8700294A (nl) * 1987-02-09 1988-09-01 At & T & Philips Telecomm Klemcircuit voor een televisietransmissiesysteem.
DE3816568A1 (de) * 1988-05-14 1989-11-16 Bodenseewerk Geraetetech Verfahren und vorrichtung zur demodulation eines wechselspannungs-signals
FR2651632B1 (fr) * 1989-09-06 1994-06-03 Tonna Electronique Procede et dispositif d'alignement de signaux video et de detection de presence de donnees numeriques recurrentes dans un signal video.
KR920006751Y1 (ko) * 1989-12-16 1992-09-26 삼성전자 주식회사 비디오 테이프 레코더의 lp 모드 다기능시 칼라신호 보상회로
JP4824610B2 (ja) * 2007-03-19 2011-11-30 テイ・エス テック株式会社 屋外車両用シート

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657712A (en) * 1955-12-09 1972-04-18 Dirks Computer Systems Corp Storing device for signals
US3252098A (en) * 1961-11-20 1966-05-17 Ibm Waveform shaping circuit
US3539716A (en) * 1968-03-18 1970-11-10 Ampex Method and apparatus for recording and reproducing television or other broad band signals with an altered time base effect
JPS555954B1 (xx) * 1968-08-14 1980-02-12
US3795763A (en) * 1972-04-18 1974-03-05 Communications Satellite Corp Digital television transmission system
JPS5320169B2 (xx) * 1972-04-24 1978-06-24
JPS5037063B2 (xx) * 1972-05-24 1975-11-29
JPS5011322A (xx) * 1973-05-30 1975-02-05
NL7309910A (nl) * 1973-07-17 1975-01-21 Philips Nv Inrichting voor het weergeven van een op een registratiedrager opgetekend kleurentelevisie- signaal.
JPS557988B2 (xx) * 1973-10-01 1980-02-29
CA1141022A (en) * 1974-04-25 1983-02-08 Maurice G. Lemoine Time base compensator

Also Published As

Publication number Publication date
FR2453571A1 (fr) 1980-10-31
JPH0242888A (ja) 1990-02-13
DE2759872C2 (xx) 1991-08-29
JPH0242889A (ja) 1990-02-13
HK26386A (en) 1986-04-18
JPH0250677B2 (xx) 1990-11-05
DE2759866C2 (de) 1983-10-13
JPH0440915B2 (xx) 1992-07-06
DE2759870C2 (de) 1983-10-20
DE2759869C2 (de) 1985-01-17
DE2759865C2 (de) 1984-04-05
HK26286A (en) 1986-04-18
JPH0235880A (ja) 1990-02-06
HK26486A (en) 1986-04-18
DE2759867C2 (de) 1986-06-26
DE2759868C2 (de) 1983-02-10
HK26586A (en) 1986-04-18
FR2453571B1 (fr) 1986-06-27
FR2371838B1 (fr) 1985-06-21
JPH0242890A (ja) 1990-02-13
JPS5356004A (en) 1978-05-22
HK26186A (en) 1986-04-18
BE860257A (fr) 1978-02-15
DE2759871C2 (de) 1983-06-09
JPH0440913B2 (xx) 1992-07-06
FR2371838A1 (fr) 1978-06-16
FR2453572A1 (fr) 1980-10-31

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