CA1172749A - Digital formatting system - Google Patents

Digital formatting system

Info

Publication number
CA1172749A
CA1172749A CA000391503A CA391503A CA1172749A CA 1172749 A CA1172749 A CA 1172749A CA 000391503 A CA000391503 A CA 000391503A CA 391503 A CA391503 A CA 391503A CA 1172749 A CA1172749 A CA 1172749A
Authority
CA
Canada
Prior art keywords
signal
level signal
subcarrier
level
successive
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
CA000391503A
Other languages
English (en)
French (fr)
Inventor
Wayne R. Dakin
Jordan Isailovic
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.)
Discovision Associates
Original Assignee
Discovision Associates
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 Discovision Associates filed Critical Discovision Associates
Priority to CA000447061A priority Critical patent/CA1179052A/en
Application granted granted Critical
Publication of CA1172749A publication Critical patent/CA1172749A/en
Expired 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
    • G11B20/10—Digital 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
    • H04N9/8233—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 the additional signal being a character code signal
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • 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
    • H04N7/00—Television systems
    • H04N7/002—Special television systems not provided for by H04N7/007 - H04N7/18
    • 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
    • H04N9/8211—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 the additional signal being a sound signal
    • H04N9/8222—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 the additional signal being a sound signal using frequency division multiplex

Landscapes

  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
  • Communication Control (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Computer And Data Communications (AREA)
  • Processing Of Color Television Signals (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CA000391503A 1980-12-19 1981-12-04 Digital formatting system Expired CA1172749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000447061A CA1179052A (en) 1980-12-19 1984-02-08 Digital formatting system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US218,584 1980-12-19
US06/218,584 US4347619A (en) 1980-12-19 1980-12-19 Digital formatting system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA000447061A Division CA1179052A (en) 1980-12-19 1984-02-08 Digital formatting system

Publications (1)

Publication Number Publication Date
CA1172749A true CA1172749A (en) 1984-08-14

Family

ID=22815677

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000391503A Expired CA1172749A (en) 1980-12-19 1981-12-04 Digital formatting system

Country Status (10)

Country Link
US (1) US4347619A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0054771B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (2) JPS57124988A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR880001535B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE15416T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU541340B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8108230A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1172749A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3172162D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8306942A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5724005A (en) * 1980-07-17 1982-02-08 Sony Corp Digital signal processor
NL8006165A (nl) * 1980-11-12 1982-06-01 Philips Nv Systeem voor het overdragen van digitale informatie, codeerinrichting voor toepassing in dat systeem, decodeerinrichting voor toepassing in dat systeem en registratiedrager voor toepassing in dat systeem.
DE3113397A1 (de) * 1981-04-03 1982-10-21 Robert Bosch Gmbh, 7000 Stuttgart Pulscodemodulationssystem
US4426698A (en) 1981-08-24 1984-01-17 Eeco Incorporated Television digital data frame with error detection
US4638377A (en) * 1982-01-25 1987-01-20 Discovision Associates Selectable video/audio coded data recovery from a record medium
JPS59118114U (ja) * 1983-01-28 1984-08-09 アルパイン株式会社 磁気記録再生装置
US4530088A (en) * 1983-02-15 1985-07-16 Sperry Corporation Group coding system for serial data transmission
US4752953A (en) * 1983-05-27 1988-06-21 M/A-Com Government Systems, Inc. Digital audio scrambling system with pulse amplitude modulation
JPS6068793A (ja) * 1983-09-26 1985-04-19 Sony Corp カラ−ビデオ信号のデイジタル化回路
US4745625A (en) * 1986-03-12 1988-05-17 Codex Corporation Transition detector
US5150365A (en) * 1986-11-18 1992-09-22 Hitachi, Ltd. Communication system for coexistent base band and broad band signals
US4860312A (en) * 1988-04-12 1989-08-22 Motorola, Inc. Quality improvement for a digitally transmitted information signal
US5115450A (en) * 1989-07-06 1992-05-19 Advanced Micro Devices, Inc. High speed digital to analog to digital communication system
JP2994794B2 (ja) * 1991-06-19 1999-12-27 キヤノン株式会社 画像信号処理装置
US5684833A (en) * 1994-04-21 1997-11-04 Aichidenshi Kabushiki Kaisha Mutual conversion method of binary data and multilevel signal, its communication method, and its receiving device
US6216263B1 (en) 1998-04-24 2001-04-10 Soundview Technologies Incorporated Receiver apparatus and method for providing conditional access to received televison programs
US6633340B1 (en) * 1999-09-12 2003-10-14 Matsushita Electric Industrial Co., Ltd. Video signal processor
US7450485B2 (en) * 2002-12-30 2008-11-11 Koninklijke Philips Electronics N.V. Additional data channel in between marks

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995620A (en) * 1955-06-27 1961-08-08 Hazeltine Research Inc Color television-signal convepsion apparatus
USRE30182E (en) 1969-06-24 1979-12-25 Bell Telephone Laboratories, Incorporated Precoded ternary data transmission
DE2245189C3 (de) * 1971-09-18 1980-09-25 Fujitsu Ltd., Kawasaki, Kanagawa (Japan) Vorrichtung zur Übertragung eines restseitenbandträgermodulierten Mehrpegelsignals und eines Synchronisier-Pilotsignals
US3889288A (en) * 1973-02-28 1975-06-10 Zenith Radio Corp Symmetrically encoded line sequential color signals
US3973079A (en) * 1973-12-12 1976-08-03 Hitachi, Ltd. Two-level picture signal transmission system
NL7402692A (nl) * 1974-02-28 1975-09-01 Philips Nv Kleurentelevisiesysteem.
NL172290C (nl) * 1974-08-21 1983-08-01 Mr Fukuo Iwahori Inrichting voor de overdracht van reeksen binaire bits.
FR2305905A1 (fr) * 1975-03-28 1976-10-22 Thomson Brandt Procede de compression-extension d'un signal de television, enregistrements et appareils utilisant ce procede
JPS5470721A (en) * 1977-11-16 1979-06-06 Pioneer Electronic Corp Video signal recording*reproducing method and device
JPS55113175A (en) * 1979-02-23 1980-09-01 Victor Co Of Japan Ltd Information signal recording medium and its recording system
US4303912A (en) * 1980-05-19 1981-12-01 Burroughs Corporation Digitally controlled composite color video display system

Also Published As

Publication number Publication date
JPS57124988A (en) 1982-08-04
JPS6392195A (ja) 1988-04-22
BR8108230A (pt) 1982-10-05
JPS6259519B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-12-11
KR880001535B1 (ko) 1988-08-19
EP0054771A1 (en) 1982-06-30
KR830008291A (ko) 1983-11-18
AU541340B2 (en) 1985-01-03
ES508114A0 (es) 1983-06-01
ATE15416T1 (de) 1985-09-15
JPS6340078B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-08-09
US4347619A (en) 1982-08-31
AU7849781A (en) 1982-06-24
EP0054771B1 (en) 1985-09-04
ES8306942A1 (es) 1983-06-01
DE3172162D1 (en) 1985-10-10

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry
MKEX Expiry

Effective date: 20011204