DE3348374C2 - - Google Patents

Info

Publication number
DE3348374C2
DE3348374C2 DE3348374A DE3348374A DE3348374C2 DE 3348374 C2 DE3348374 C2 DE 3348374C2 DE 3348374 A DE3348374 A DE 3348374A DE 3348374 A DE3348374 A DE 3348374A DE 3348374 C2 DE3348374 C2 DE 3348374C2
Authority
DE
Germany
Prior art keywords
resolution
signal
line
frequency
lines
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
DE3348374A
Other languages
German (de)
English (en)
Inventor
Robert Norman Cherry Hill N.J. Us Hurst
Kerns Harrington Princeton N.J. Us Powers
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.)
RCA Licensing Corp
Original Assignee
RCA Licensing Corp
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
Priority claimed from US06/424,232 external-priority patent/US4533951A/en
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Application granted granted Critical
Publication of DE3348374C2 publication Critical patent/DE3348374C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/26—High-definition television systems involving two-channel transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/28—High-definition television systems involving bandwidth reduction, e.g. subsampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
DE3348374A 1982-02-24 1983-02-23 Expired - Fee Related DE3348374C2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35200182A 1982-02-24 1982-02-24
US06/424,232 US4533951A (en) 1982-09-27 1982-09-27 System for generating and displaying a compatible high definition television signal by progressive scanning

Publications (1)

Publication Number Publication Date
DE3348374C2 true DE3348374C2 (ja) 1992-01-09

Family

ID=26997357

Family Applications (4)

Application Number Title Priority Date Filing Date
DE3348375A Expired - Fee Related DE3348375C2 (ja) 1982-02-24 1983-02-23
DE19833306328 Granted DE3306328A1 (de) 1982-02-24 1983-02-23 Kompatibles fernsehsystem mit erhoehtem aufloesungsvermoegen
DE3348374A Expired - Fee Related DE3348374C2 (ja) 1982-02-24 1983-02-23
DE3348373A Expired - Fee Related DE3348373C2 (ja) 1982-02-24 1983-02-23

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE3348375A Expired - Fee Related DE3348375C2 (ja) 1982-02-24 1983-02-23
DE19833306328 Granted DE3306328A1 (de) 1982-02-24 1983-02-23 Kompatibles fernsehsystem mit erhoehtem aufloesungsvermoegen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3348373A Expired - Fee Related DE3348373C2 (ja) 1982-02-24 1983-02-23

Country Status (4)

Country Link
JP (3) JPH02243075A (ja)
DE (4) DE3348375C2 (ja)
GB (4) GB2115641B (ja)
HK (4) HK65191A (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0204042A1 (en) * 1985-06-05 1986-12-10 Jerome Hal Lemelson Television system and method for transmitting a television signal
GB2138238B (en) * 1983-03-02 1987-07-08 British Broadcasting Corp High definition video signal transmission
JPS6162286A (ja) * 1984-09-04 1986-03-31 Univ Nagoya 画像信号帯域圧縮方式
GB2194409B (en) * 1986-01-14 1990-08-15 British Broadcasting Corp Video transmission systems
GB8620110D0 (en) * 1986-08-19 1986-10-01 British Broadcasting Corp Video transmission system
FR2598275A1 (fr) * 1986-04-30 1987-11-06 Thomson Csf Procede compatible de production de signaux de television couleur haute resolution et dispositif de mise en oeuvre
US4916525A (en) * 1988-08-29 1990-04-10 Hughes Aircraft Company High definition TV system
DE19517357C1 (de) * 1995-05-11 1996-11-14 Ldt Gmbh & Co Verfahren und Vorrichtung zur Aufbereitung eines Videobildes
DE19517356C1 (de) * 1995-05-11 1996-11-28 Ldt Gmbh & Co Videosystem

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070154A2 (en) * 1981-07-09 1983-01-19 British Broadcasting Corporation Colour television systems
DE3228597A1 (de) * 1981-07-31 1983-02-17 RCA Corp., 10020 New York, N.Y. Fernsehsysteme und zugehoerige untersysteme

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB871155A (en) * 1957-08-15 1961-06-21 Sylvania Thorn Colour Television Laboratories Ltd Improvements in and relating to colour television receivers
GB864233A (en) * 1959-01-19 1961-03-29 Sylvania Thorn Colour Television Laboratories Ltd Improvements in or relating to television picture display devices
GB850024A (en) * 1959-04-06 1960-09-28 Sylvania Thorn Colour Television Laboratories Ltd Improvements in or relating to television systems
GB926798A (en) * 1960-10-26 1963-05-22 Marconi Wireless Telegraph Co Improvements in or relating to television systems
JPS50104520A (ja) * 1974-01-17 1975-08-18
JPS5436809B2 (ja) * 1974-10-16 1979-11-12
GB1548458A (en) * 1975-07-07 1979-07-18 Rohm & Haas Bis (vinylbenzyl) monomers
DE2938349C2 (de) * 1979-09-21 1983-05-26 Aeg-Telefunken Ag, 1000 Berlin Und 6000 Frankfurt Schaltungsanordnung zur kompatiblen Auflösungserhöhung bei Fernsehsystemen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070154A2 (en) * 1981-07-09 1983-01-19 British Broadcasting Corporation Colour television systems
DE3228597A1 (de) * 1981-07-31 1983-02-17 RCA Corp., 10020 New York, N.Y. Fernsehsysteme und zugehoerige untersysteme

Also Published As

Publication number Publication date
JPH02243077A (ja) 1990-09-27
GB2161669B (en) 1986-08-06
GB2115641B (en) 1986-08-06
DE3306328A1 (de) 1983-09-01
GB2161669A (en) 1986-01-15
GB8510270D0 (en) 1985-05-30
GB2115641A (en) 1983-09-07
HK65091A (en) 1991-08-23
GB2157124A (en) 1985-10-16
GB2157125B (en) 1986-07-30
DE3306328C2 (ja) 1991-10-02
JPH0544236B2 (ja) 1993-07-05
HK65191A (en) 1991-08-23
DE3348373C2 (ja) 1992-01-09
GB8510269D0 (en) 1985-05-30
GB8303800D0 (en) 1983-03-16
HK64991A (en) 1991-08-23
HK64891A (en) 1991-08-23
GB2157124B (ja) 1900-01-01
JPH02243075A (ja) 1990-09-27
DE3348375C2 (ja) 1991-10-02
GB8515709D0 (en) 1985-07-24
GB2157125A (en) 1985-10-16
JPH02243076A (ja) 1990-09-27

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Owner name: RCA LICENSING CORP., PRINCETON, N.J., US

8181 Inventor (new situation)

Free format text: HURST, ROBERT NORMAN, CHERRY HILL, N.J., US POWERS, KERNS HARRINGTON, PRINCETON, N.J., US

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8339 Ceased/non-payment of the annual fee