Classifications

• • 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
  • H03K4/90—Linearisation of ramp; Synchronisation of pulses
• • 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
  • H03K4/83—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices with more than two PN junctions or with more than three electrodes or more than one electrode connected to the same conductivity region
• • 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
• • 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
  • H04N3/237—Distortion correction, e.g. for pincushion distortion correction, S-correction using passive elements, e.g. diodes

Landscapes

• Engineering & Computer Science (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• Details Of Television Scanning (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=21719424

Family Applications (1)

Country Status (14)

Families Citing this family (6)

Family Cites Families (2)

• 1970
  • 1970-01-27 US US6122A patent/US3628082A/en not_active Expired - Lifetime
  • 1970-12-10 JP JP45110374A patent/JPS499245B1/ja active Pending
  • 1970-12-14 CA CA100588A patent/CA934879A/en not_active Expired
  • 1970-12-28 FR FR7046845A patent/FR2077346B1/fr not_active Expired
  • 1970-12-29 SE SE17663/70A patent/SE356418B/xx unknown
• 1971
  • 1971-01-13 ES ES387221A patent/ES387221A1/es not_active Expired
  • 1971-01-15 GB GB209571A patent/GB1333164A/en not_active Expired
  • 1971-01-20 FI FI151/71A patent/FI53387C/fi active
  • 1971-01-20 NO NO210/71A patent/NO130141B/no unknown
  • 1971-01-21 BR BR419/71A patent/BR7100419D0/pt unknown
  • 1971-01-25 BE BE762013A patent/BE762013A/xx unknown
  • 1971-01-25 ZA ZA710467A patent/ZA71467B/xx unknown
  • 1971-01-26 NL NL7100997A patent/NL7100997A/xx not_active Application Discontinuation
  • 1971-01-27 AT AT67271*#A patent/AT328004B/de not_active IP Right Cessation

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