FR1379814A - Système de transmission de signaux - Google Patents

Système de transmission de signaux

Info

Publication number
FR1379814A
FR1379814A FR951391A FR951391A FR1379814A FR 1379814 A FR1379814 A FR 1379814A FR 951391 A FR951391 A FR 951391A FR 951391 A FR951391 A FR 951391A FR 1379814 A FR1379814 A FR 1379814A
Authority
FR
France
Prior art keywords
signal transmission
transmission system
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
FR951391A
Other languages
English (en)
French (fr)
Inventor
Bernard Grabois
Robert Charles Davis
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 to NL299582D priority Critical patent/NL299582A/xx
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR951391A priority patent/FR1379814A/fr
Application granted granted Critical
Publication of FR1379814A publication Critical patent/FR1379814A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/17—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa the scanning speed being dependent on content of picture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/662—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a time/frequency relationship, e.g. time compression or expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
FR951391A 1963-10-22 1963-10-22 Système de transmission de signaux Expired FR1379814A (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL299582D NL299582A (enExample) 1963-10-22
FR951391A FR1379814A (fr) 1963-10-22 1963-10-22 Système de transmission de signaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR951391A FR1379814A (fr) 1963-10-22 1963-10-22 Système de transmission de signaux

Publications (1)

Publication Number Publication Date
FR1379814A true FR1379814A (fr) 1964-11-27

Family

ID=8814911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951391A Expired FR1379814A (fr) 1963-10-22 1963-10-22 Système de transmission de signaux

Country Status (2)

Country Link
FR (1) FR1379814A (enExample)
NL (1) NL299582A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2369760A1 (fr) * 1976-10-29 1978-05-26 Oki Electric Ind Co Ltd Procede et dispositif de compression de fac-simile
FR2412998A1 (fr) * 1977-12-20 1979-07-20 Oki Electric Ind Co Ltd Systeme de transmission de fac-similes a haute efficacite
EP0052335A3 (en) * 1980-11-11 1982-06-09 Nec Corporation Method of skipping white blocks

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2369760A1 (fr) * 1976-10-29 1978-05-26 Oki Electric Ind Co Ltd Procede et dispositif de compression de fac-simile
FR2412998A1 (fr) * 1977-12-20 1979-07-20 Oki Electric Ind Co Ltd Systeme de transmission de fac-similes a haute efficacite
EP0052335A3 (en) * 1980-11-11 1982-06-09 Nec Corporation Method of skipping white blocks
US4409622A (en) 1980-11-11 1983-10-11 Nippon Electric Co., Ltd. Method of skipping all-white blocks by interposing a white signal piece between two adjacent blocks which are not consecutive in an original facsimile signal

Also Published As

Publication number Publication date
NL299582A (enExample)

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