GB9004450D0 - Video phone system - Google Patents

Video phone system

Info

Publication number
GB9004450D0
GB9004450D0 GB909004450A GB9004450A GB9004450D0 GB 9004450 D0 GB9004450 D0 GB 9004450D0 GB 909004450 A GB909004450 A GB 909004450A GB 9004450 A GB9004450 A GB 9004450A GB 9004450 D0 GB9004450 D0 GB 9004450D0
Authority
GB
United Kingdom
Prior art keywords
phone system
video phone
video
phone
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.)
Withdrawn
Application number
GB909004450A
Other versions
GB2229888A (en
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.)
LG Electronics Inc
Original Assignee
Gold Star 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 Gold Star Co Ltd filed Critical Gold Star Co Ltd
Publication of GB9004450D0 publication Critical patent/GB9004450D0/en
Publication of GB2229888A publication Critical patent/GB2229888A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • 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
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3036—Time code signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • 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
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9202—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a sound signal
    • H04N5/9203—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a sound signal using time division multiplex
    • 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
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Telephonic Communication Services (AREA)
GB9004450A 1989-02-28 1990-02-28 Videophone system Withdrawn GB2229888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890002494A KR930000459B1 (en) 1989-02-28 1989-02-28 Video-phone system and control method

Publications (2)

Publication Number Publication Date
GB9004450D0 true GB9004450D0 (en) 1990-04-25
GB2229888A GB2229888A (en) 1990-10-03

Family

ID=19284181

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9004450A Withdrawn GB2229888A (en) 1989-02-28 1990-02-28 Videophone system

Country Status (8)

Country Link
JP (1) JPH0354984A (en)
KR (1) KR930000459B1 (en)
DE (1) DE4006172A1 (en)
FI (1) FI900993A0 (en)
GB (1) GB2229888A (en)
HU (1) HU208892B (en)
NL (1) NL9000466A (en)
PT (1) PT93259A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3172199B2 (en) * 1990-04-04 2001-06-04 株式会社東芝 Videophone equipment
JPH04310053A (en) * 1991-04-09 1992-11-02 Sharp Corp Video telephone set
JPH05336515A (en) * 1992-05-28 1993-12-17 Sharp Corp Image storage and reproduction system
US5598351A (en) * 1993-02-26 1997-01-28 John C. Chater Communication system
KR100347311B1 (en) * 2000-03-29 2002-08-07 주식회사 대평 Production of high-content licorice extract
JP2006349921A (en) * 2005-06-15 2006-12-28 Mitsubishi Electric Corp Image display device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1594891A (en) * 1968-11-27 1970-06-08
US4425586A (en) * 1981-03-13 1984-01-10 Miller Richard L Apparatus and method for storing and interrelating visual data and computer information
GB2124056B (en) * 1982-07-19 1986-10-29 Ricoh Kk Video tape recorder
US4772955A (en) * 1985-01-31 1988-09-20 Canon Kabushiki Kaisha Data communication apparatus
JPS644185A (en) * 1987-06-26 1989-01-09 Sony Corp Transmitter for still picture
JPH01138869A (en) * 1987-11-16 1989-05-31 Ee D S:Kk Still picture transmitter

Also Published As

Publication number Publication date
PT93259A (en) 1991-10-15
HU901192D0 (en) 1990-05-28
KR930000459B1 (en) 1993-01-21
JPH0354984A (en) 1991-03-08
DE4006172A1 (en) 1990-08-30
HUT53475A (en) 1990-10-28
NL9000466A (en) 1990-09-17
FI900993A0 (en) 1990-02-27
GB2229888A (en) 1990-10-03
HU208892B (en) 1994-01-28
KR900013794A (en) 1990-09-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)