Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
  • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
  • H01J29/54—Arrangements for centring ray or beam
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K6/00—Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass
  • H03K6/02—Amplifying pulses
• • 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
• • 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
  • H04N3/227—Centering
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N5/00—Details of television systems
  • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
  • H04N5/57—Control of contrast or brightness

Landscapes

• Engineering & Computer Science (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• Television Receiver Circuits (AREA)
• Video Image Reproduction Devices For Color Tv Systems (AREA)
• Closed-Circuit Television Systems (AREA)
• Synchronizing For Television (AREA)
• Details Of Television Scanning (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10193472

Family Applications (3)

Family Applications Before (1)

Family Applications After (1)

Country Status (4)

Families Citing this family (3)

• 0
  • BE BE437228D patent/BE437228A/xx unknown
  • BE BE476203D patent/BE476203A/xx unknown
• 1938
  • 1938-10-11 GB GB29464/38A patent/GB520235A/en not_active Expired
  • 1938-11-22 GB GB33949/38A patent/GB521522A/en not_active Expired
• 1939
  • 1939-03-03 GB GB7085/39A patent/GB525967A/en not_active Expired
  • 1939-03-14 GB GB8175/39A patent/GB526361A/en not_active Expired
  • 1939-10-06 FR FR861290D patent/FR861290A/fr not_active Expired
  • 1939-10-10 CH CH233059D patent/CH233059A/fr unknown
  • 1939-10-11 BE BE436648D patent/BE436648A/xx unknown
  • 1939-11-22 FR FR50966D patent/FR50966E/fr not_active Expired
• 1940
  • 1940-03-01 FR FR51043D patent/FR51043E/fr not_active Expired
  • 1940-03-13 FR FR51049D patent/FR51049E/fr not_active Expired

Also Published As

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