CH278799A - Device for modulating the amplitude of a wave. - Google Patents

Device for modulating the amplitude of a wave.

Info

Publication number
CH278799A
CH278799A CH278799DA CH278799A CH 278799 A CH278799 A CH 278799A CH 278799D A CH278799D A CH 278799DA CH 278799 A CH278799 A CH 278799A
Authority
CH
Switzerland
Prior art keywords
modulating
amplitude
wave
Prior art date
Application number
Other languages
German (de)
Inventor
Inc International Gene Company
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH278799A publication Critical patent/CH278799A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
CH278799D 1948-12-04 1949-12-03 Device for modulating the amplitude of a wave. CH278799A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63466A US2476690A (en) 1948-12-04 1948-12-04 Keystone modulation system

Publications (1)

Publication Number Publication Date
CH278799A true CH278799A (en) 1951-10-31

Family

ID=22049396

Family Applications (1)

Application Number Title Priority Date Filing Date
CH278799D CH278799A (en) 1948-12-04 1949-12-03 Device for modulating the amplitude of a wave.

Country Status (2)

Country Link
US (1) US2476690A (en)
CH (1) CH278799A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758299A (en) * 1950-11-17 1956-08-07 Gilfillan Bros Inc Rejection of line interference

Also Published As

Publication number Publication date
US2476690A (en) 1949-07-19

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