FR730551A - Improvements made to image transmission methods and apparatus, and in particular to their synchronization - Google Patents

Improvements made to image transmission methods and apparatus, and in particular to their synchronization

Info

Publication number
FR730551A
FR730551A FR730551DA FR730551A FR 730551 A FR730551 A FR 730551A FR 730551D A FR730551D A FR 730551DA FR 730551 A FR730551 A FR 730551A
Authority
FR
France
Prior art keywords
synchronization
image transmission
improvements made
transmission methods
methods
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
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR730551A publication Critical patent/FR730551A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/10—Arrangements for reducing cross-talk between channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Facsimiles In General (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FR730551D 1930-10-21 1931-10-16 Improvements made to image transmission methods and apparatus, and in particular to their synchronization Expired FR730551A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US490237A US1824635A (en) 1930-10-21 1930-10-21 Synchronization in television and facsimile transmission system

Publications (1)

Publication Number Publication Date
FR730551A true FR730551A (en) 1932-08-18

Family

ID=23947198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730551D Expired FR730551A (en) 1930-10-21 1931-10-16 Improvements made to image transmission methods and apparatus, and in particular to their synchronization

Country Status (3)

Country Link
US (1) US1824635A (en)
FR (1) FR730551A (en)
GB (1) GB375658A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764493C (en) * 1937-03-10 1951-12-06 Emi Ltd Arrangement for the separation of pulses of longer duration from those of shorter duration

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR963150A (en) * 1941-12-02 1950-06-30
US2962549A (en) * 1955-03-30 1960-11-29 Alden Products Co Method and apparatus for generating facsimile signals
NL206797A (en) * 1955-05-02
US3535451A (en) * 1967-12-21 1970-10-20 Webb James E Means for generating a sync signal in an fm communication system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764493C (en) * 1937-03-10 1951-12-06 Emi Ltd Arrangement for the separation of pulses of longer duration from those of shorter duration
DE757815C (en) * 1937-03-10 1952-01-31 Electric & Musical Ind Ltd Hay Circuit arrangement for the separation of electrical pulses of longer duration from other pulses of shorter duration

Also Published As

Publication number Publication date
GB375658A (en) 1932-06-30
US1824635A (en) 1931-09-22

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