DE1193087B - Verfahren zur Verringerung der UEbertragungsbandbreite - Google Patents

Verfahren zur Verringerung der UEbertragungsbandbreite

Info

Publication number
DE1193087B
DE1193087B DEM50676A DEM0050676A DE1193087B DE 1193087 B DE1193087 B DE 1193087B DE M50676 A DEM50676 A DE M50676A DE M0050676 A DEM0050676 A DE M0050676A DE 1193087 B DE1193087 B DE 1193087B
Authority
DE
Germany
Prior art keywords
signals
image
picture
wobble
scanning
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.)
Pending
Application number
DEM50676A
Other languages
German (de)
English (en)
Inventor
Eric Davies
Anthony Norman Heightman
Great Baddow
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi 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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of DE1193087B publication Critical patent/DE1193087B/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/34—Elemental scanning area oscillated rapidly in direction transverse to main scanning direction
    • 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
    • H04N7/122—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 involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H04N7/125—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 involving expansion and subsequent compression of a signal segment, e.g. a frame, a line the signal segment being a picture element

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Television Systems (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DEM50676A 1960-10-26 1961-10-25 Verfahren zur Verringerung der UEbertragungsbandbreite Pending DE1193087B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB36743/60A GB926798A (en) 1960-10-26 1960-10-26 Improvements in or relating to television systems

Publications (1)

Publication Number Publication Date
DE1193087B true DE1193087B (de) 1965-05-20

Family

ID=10390852

Family Applications (1)

Application Number Title Priority Date Filing Date
DEM50676A Pending DE1193087B (de) 1960-10-26 1961-10-25 Verfahren zur Verringerung der UEbertragungsbandbreite

Country Status (5)

Country Link
US (1) US3200195A (enExample)
DE (1) DE1193087B (enExample)
ES (1) ES267803A1 (enExample)
GB (1) GB926798A (enExample)
NL (1) NL267429A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457365A (en) * 1966-01-05 1969-07-22 Singer General Precision High resolution television projection system
US3499982A (en) * 1966-08-15 1970-03-10 Bell Telephone Labor Inc Television receiver to produce a sequentially displayed picture from a conventional interlaced video signal
US3593284A (en) * 1967-10-13 1971-07-13 Scan Data Corp Retrogressive scanning pattern
BE727864A (enExample) * 1968-02-05 1969-07-16
US3943529A (en) * 1975-02-06 1976-03-09 Bell Telephone Laboratories, Incorporated Control of scanning laser beam
FR2485846A1 (fr) * 1980-06-27 1981-12-31 Thomson Csf Systeme de television a haute definition
US4429327A (en) 1981-07-31 1984-01-31 Rca Corporation Compatible television system with increased vertical resolution
USRE32358E (en) * 1981-09-08 1987-02-17 Rca Corporation Television display system with reduced line-scan artifacts
US4533951A (en) * 1982-09-27 1985-08-06 Rca Corporation System for generating and displaying a compatible high definition television signal by progressive scanning
GB2115641B (en) * 1982-02-24 1986-08-06 Rca Corp Compatible high definition television system
US4707728A (en) * 1982-02-24 1987-11-17 Rca Corporation Compatible HDTV with increased vertical and horizontal resolution
JPS60165186A (ja) * 1984-02-08 1985-08-28 Hitachi Ltd 走査線補間回路
US4672424A (en) * 1985-02-14 1987-06-09 Rca Corporation Progressively scanned television system with reduced chrominance bandwidth
GB8617076D0 (en) * 1986-07-14 1986-08-20 British Broadcasting Corp Video scanning systems
US4866509A (en) * 1988-08-30 1989-09-12 General Electric Company System for adaptively generating signal in alternate formats as for an EDTV system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1016752B (de) * 1952-05-22 1957-10-03 Interessengemeinschaft Fuer Ru Verfahren zur Verringerung der UEbertragungsbandbreite von Signalen, vorzugsweise bei der UEbertragung von Fernsehbildern
DE969765C (de) * 1949-02-17 1958-07-17 Dr Pierre Marie Gabriel Toulon Verfahren zur UEbertragung von Fernsehbildern
US2921211A (en) * 1955-02-23 1960-01-12 Westinghouse Electric Corp Image reproduction device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR819883A (fr) * 1936-07-04 1937-10-28 Perfectionnements aux appareils de télévision notamment à leurs systèmes de balayage
BE506424A (enExample) * 1950-10-14
GB736536A (en) * 1953-03-12 1955-09-07 Marconi Wireless Telegraph Co Improvements in or relating to television, tele-cinematograph and like apparatus
US2942145A (en) * 1954-03-01 1960-06-21 Jr George E Sleeper Triggering means for color television tube
US2939909A (en) * 1955-07-06 1960-06-07 Westinghouse Electric Corp Television system
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
US3051778A (en) * 1960-10-20 1962-08-28 Bell Telephone Labor Inc Sequential scan television with line interpolation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969765C (de) * 1949-02-17 1958-07-17 Dr Pierre Marie Gabriel Toulon Verfahren zur UEbertragung von Fernsehbildern
DE1016752B (de) * 1952-05-22 1957-10-03 Interessengemeinschaft Fuer Ru Verfahren zur Verringerung der UEbertragungsbandbreite von Signalen, vorzugsweise bei der UEbertragung von Fernsehbildern
US2921211A (en) * 1955-02-23 1960-01-12 Westinghouse Electric Corp Image reproduction device

Also Published As

Publication number Publication date
NL267429A (enExample) 1964-08-10
ES267803A1 (es) 1961-09-01
GB926798A (en) 1963-05-22
US3200195A (en) 1965-08-10

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