GB387915A - Improvements in or relating to television systems - Google Patents

Improvements in or relating to television systems

Info

Publication number
GB387915A
GB387915A GB18165/32A GB1816532A GB387915A GB 387915 A GB387915 A GB 387915A GB 18165/32 A GB18165/32 A GB 18165/32A GB 1816532 A GB1816532 A GB 1816532A GB 387915 A GB387915 A GB 387915A
Authority
GB
United Kingdom
Prior art keywords
frequency
picture
valve
framing
scanning
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
GB18165/32A
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
Publication of GB387915A publication Critical patent/GB387915A/en
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
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/073—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
    • H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18056—Rotary to or from reciprocating or oscillating
    • Y10T74/18144—Overcoming dead center

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Television Systems (AREA)
GB18165/32A 1931-06-25 1932-06-27 Improvements in or relating to television systems Expired GB387915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US546782A US2062198A (en) 1931-06-25 1931-06-25 System and method of operation for communication by television

Publications (1)

Publication Number Publication Date
GB387915A true GB387915A (en) 1933-02-16

Family

ID=24181981

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18165/32A Expired GB387915A (en) 1931-06-25 1932-06-27 Improvements in or relating to television systems

Country Status (3)

Country Link
US (1) US2062198A (enrdf_load_stackoverflow)
FR (1) FR739077A (enrdf_load_stackoverflow)
GB (1) GB387915A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537284A (en) * 1948-08-30 1951-01-09 Paul S Schuder Well casing joint

Also Published As

Publication number Publication date
US2062198A (en) 1936-11-24
FR739077A (enrdf_load_stackoverflow) 1933-01-05

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