FR39593E - Perfectionnements aux systèmes de télévision - Google Patents

Perfectionnements aux systèmes de télévision

Info

Publication number
FR39593E
FR39593E FR39593DA FR39593E FR 39593 E FR39593 E FR 39593E FR 39593D A FR39593D A FR 39593DA FR 39593 E FR39593 E FR 39593E
Authority
FR
France
Prior art keywords
television systems
television
systems
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.)
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
Priority claimed from US295006A external-priority patent/US1783031A/en
Priority claimed from US342727A external-priority patent/US1810598A/en
Priority claimed from US376592A external-priority patent/US1828667A/en
Priority claimed from US378768A external-priority patent/US1866340A/en
Priority claimed from US378797A external-priority patent/US1792259A/en
Priority claimed from US407762A external-priority patent/US1849839A/en
Priority claimed from US409128A external-priority patent/US2022505A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR39593E publication Critical patent/FR39593E/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/06Generation of synchronising signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/02Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only
    • H04N3/04Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving aperture also apertures covered by lenses
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/06Generation of synchronising signals
    • H04N5/067Arrangements or circuits at the transmitter end
    • H04N5/073Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/04Synchronising
    • H04N5/12Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/123Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal directly commands a frequency generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR39593D 1928-05-29 1930-11-19 Perfectionnements aux systèmes de télévision Expired FR39593E (fr)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US312654XA 1928-05-29 1928-05-29
US295006A US1783031A (en) 1928-07-24 1928-07-24 Transmission of pictures
US317831XA 1928-08-23 1928-08-23
US342727A US1810598A (en) 1929-02-26 1929-02-26 Scanning disk
US376592A US1828667A (en) 1929-07-08 1929-07-08 Transmission of pictures
US378768A US1866340A (en) 1929-07-16 1929-07-16 Synchronizing apparatus
US378797A US1792259A (en) 1929-07-16 1929-07-16 Transmission of pictures
US407762A US1849839A (en) 1929-11-16 1929-11-16 Transmission of pictures
US409128A US2022505A (en) 1929-11-22 1929-11-22 Transmission of sound and pictures

Publications (1)

Publication Number Publication Date
FR39593E true FR39593E (fr) 1931-11-28

Family

ID=27578085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39593D Expired FR39593E (fr) 1928-05-29 1930-11-19 Perfectionnements aux systèmes de télévision

Country Status (1)

Country Link
FR (1) FR39593E (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE755244C (de) * 1933-01-28 1953-02-16 Rca Corp Einrichtung zur Fernuebertragung von Filmbildern mittels eines Speicherabtasters
DE944557C (de) * 1932-07-19 1956-06-21 Rca Corp Tonfilmfernuebertragungssystem mit Lochscheibenabtastung und Wiedergabe durch Braun'sche Roehre

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944557C (de) * 1932-07-19 1956-06-21 Rca Corp Tonfilmfernuebertragungssystem mit Lochscheibenabtastung und Wiedergabe durch Braun'sche Roehre
DE755244C (de) * 1933-01-28 1953-02-16 Rca Corp Einrichtung zur Fernuebertragung von Filmbildern mittels eines Speicherabtasters

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