FR822704A - Procédé et système de transmission de signaux - Google Patents

Procédé et système de transmission de signaux

Info

Publication number
FR822704A
FR822704A FR822704DA FR822704A FR 822704 A FR822704 A FR 822704A FR 822704D A FR822704D A FR 822704DA FR 822704 A FR822704 A FR 822704A
Authority
FR
France
Prior art keywords
signal transmission
transmission method
signal
transmission
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
English (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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR822704A publication Critical patent/FR822704A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • H04N1/4092—Edge or detail enhancement

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
FR822704D 1936-06-05 1937-06-05 Procédé et système de transmission de signaux Expired FR822704A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83643A US2202629A (en) 1936-06-05 1936-06-05 Transmission

Publications (1)

Publication Number Publication Date
FR822704A true FR822704A (fr) 1938-01-06

Family

ID=22179732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822704D Expired FR822704A (fr) 1936-06-05 1937-06-05 Procédé et système de transmission de signaux

Country Status (2)

Country Link
US (1) US2202629A (fr)
FR (1) FR822704A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2582831A (en) * 1946-03-22 1952-01-15 Faximile Inc Logarithmic circuit
US2545463A (en) * 1948-01-02 1951-03-20 Faximile Inc Black and white limiter
US2541060A (en) * 1948-05-18 1951-02-13 Faximile Inc Tone and density compensating device
US3271699A (en) * 1963-07-19 1966-09-06 Litton Systems Inc Balanced modulator having the anode of a multiplier phototube directly connected to the cathode of the modulator tube

Also Published As

Publication number Publication date
US2202629A (en) 1940-05-28

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