FR675539A - Système de transmission électrique - Google Patents

Système de transmission électrique

Info

Publication number
FR675539A
FR675539A FR675539DA FR675539A FR 675539 A FR675539 A FR 675539A FR 675539D A FR675539D A FR 675539DA FR 675539 A FR675539 A FR 675539A
Authority
FR
France
Prior art keywords
transmission system
electric transmission
electric
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR675539A publication Critical patent/FR675539A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/12—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • 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
    • H04N7/0803—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 using frequency interleaving, e.g. with precision offset
    • 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
    • H04N7/127—Systems in which different parts of the picture signal frequency band are individually processed, e.g. suppressed, transposed

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Facsimiles In General (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Optical Communication System (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR675539D 1929-04-30 1929-05-22 Système de transmission électrique Expired FR675539A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US359211A US1769919A (en) 1929-04-30 1929-04-30 Electrooptical transmission system

Publications (1)

Publication Number Publication Date
FR675539A true FR675539A (fr) 1930-02-11

Family

ID=23412809

Family Applications (3)

Application Number Title Priority Date Filing Date
FR675539D Expired FR675539A (fr) 1929-04-30 1929-05-22 Système de transmission électrique
FR38105D Expired FR38105E (fr) 1929-04-30 1930-02-19 Systèmes de transmission électrique
FR38465D Expired FR38465E (fr) 1929-04-30 1930-03-05 Systèmes de transmission électrique

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR38105D Expired FR38105E (fr) 1929-04-30 1930-02-19 Systèmes de transmission électrique
FR38465D Expired FR38465E (fr) 1929-04-30 1930-03-05 Systèmes de transmission électrique

Country Status (4)

Country Link
US (1) US1769919A (fr)
DE (3) DE600042C (fr)
FR (3) FR675539A (fr)
GB (3) GB332284A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1018098B (de) * 1935-08-06 1957-10-24 Fernseh Gmbh Anordnung zur Synchronisierung mehrerer Sendestellen von einer zentralen Stelle aus bei Fernseh- und Bilduebertragungen

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636937A (en) * 1949-04-01 1953-04-28 Rca Corp Signal separating circuit for color television
BE506696A (fr) * 1950-10-31 1900-01-01
US2832817A (en) * 1952-07-21 1958-04-29 Raibourn Paul Intelligence transmission system
BE522116A (fr) * 1952-08-23
DE1248094B (de) * 1958-08-28 1967-08-24 Rca Corp Fernsehuebertragungseinrichtung mit Reservetonkanal
US2982813A (en) * 1958-08-28 1961-05-02 Sound
DE1244842B (de) * 1965-08-05 1967-07-20 Telefunken Patent Fernsehuebertragungssystem bei dem zusaetzlich ein Steuersignal fuer ein Schreibgeraet uebertragen wird

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1018098B (de) * 1935-08-06 1957-10-24 Fernseh Gmbh Anordnung zur Synchronisierung mehrerer Sendestellen von einer zentralen Stelle aus bei Fernseh- und Bilduebertragungen

Also Published As

Publication number Publication date
GB350455A (en) 1931-06-10
GB350454A (en) 1931-06-10
DE627126C (de) 1936-03-09
DE600042C (de) 1934-07-18
DE629604C (de) 1936-05-12
FR38105E (fr) 1931-03-19
FR38465E (fr) 1931-06-06
GB332284A (en) 1930-07-18
US1769919A (en) 1930-07-08

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