GB972197A - Circuit arrangements for the generation of voltages including components of parabolic waveform from cyclic voltages of sawtooth waveform - Google Patents

Circuit arrangements for the generation of voltages including components of parabolic waveform from cyclic voltages of sawtooth waveform

Info

Publication number
GB972197A
GB972197A GB2986561A GB2986561A GB972197A GB 972197 A GB972197 A GB 972197A GB 2986561 A GB2986561 A GB 2986561A GB 2986561 A GB2986561 A GB 2986561A GB 972197 A GB972197 A GB 972197A
Authority
GB
United Kingdom
Prior art keywords
sawtooth
transistor
waveform
parabola
resistor
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
GB2986561A
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 DEF33004A external-priority patent/DE1135032B/de
Application filed by Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB972197A publication Critical patent/GB972197A/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/20—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating powers, roots, polynomes, mean square values, standard deviation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/04—Generating pulses having essentially a finite slope or stepped portions having parabolic shape
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping 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
    • 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)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Details Of Television Scanning (AREA)
GB2986561A 1960-08-18 1961-08-18 Circuit arrangements for the generation of voltages including components of parabolic waveform from cyclic voltages of sawtooth waveform Expired GB972197A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF31908A DE1105909B (de) 1960-08-18 1960-08-18 Transistorschaltung zur Erzeugung von parabelfoermigen Spannungen aus einer Saegezahnspannung
DEF33004A DE1135032B (de) 1961-01-20 1961-01-20 Schaltungsanordnung zur Erzeugung einer parabelfoermigen Spannung

Publications (1)

Publication Number Publication Date
GB972197A true GB972197A (en) 1964-10-07

Family

ID=25974753

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2986561A Expired GB972197A (en) 1960-08-18 1961-08-18 Circuit arrangements for the generation of voltages including components of parabolic waveform from cyclic voltages of sawtooth waveform

Country Status (4)

Country Link
DE (1) DE1105909B (enrdf_load_html_response)
FR (1) FR1297650A (enrdf_load_html_response)
GB (1) GB972197A (enrdf_load_html_response)
NL (1) NL268335A (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR1297650A (fr) 1962-06-29
NL268335A (enrdf_load_html_response)
DE1105909B (de) 1961-05-04

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