DE2704285C3 - Parabelstromgenerator - Google Patents

Parabelstromgenerator

Info

Publication number
DE2704285C3
DE2704285C3 DE2704285A DE2704285A DE2704285C3 DE 2704285 C3 DE2704285 C3 DE 2704285C3 DE 2704285 A DE2704285 A DE 2704285A DE 2704285 A DE2704285 A DE 2704285A DE 2704285 C3 DE2704285 C3 DE 2704285C3
Authority
DE
Germany
Prior art keywords
current
parabolic
resistor
generator
circuit
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
DE2704285A
Other languages
German (de)
English (en)
Other versions
DE2704285B2 (de
DE2704285A1 (de
Inventor
Lewis Irwin Lancaster Pa. Mengle (V.St.A.)
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
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 filed Critical RCA Corp
Publication of DE2704285A1 publication Critical patent/DE2704285A1/de
Publication of DE2704285B2 publication Critical patent/DE2704285B2/de
Application granted granted Critical
Publication of DE2704285C3 publication Critical patent/DE2704285C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G06G7/30—Arrangements for performing computing operations, e.g. operational amplifiers for interpolation or extrapolation
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/28—Arrangements for convergence or focusing
    • H04N9/285—Arrangements for convergence or focusing using quadrupole lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE2704285A 1976-02-02 1977-02-02 Parabelstromgenerator Expired DE2704285C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/654,719 US4028586A (en) 1976-02-02 1976-02-02 Parabolic current generator

Publications (3)

Publication Number Publication Date
DE2704285A1 DE2704285A1 (de) 1977-08-11
DE2704285B2 DE2704285B2 (de) 1979-05-31
DE2704285C3 true DE2704285C3 (de) 1980-01-10

Family

ID=24625989

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2704285A Expired DE2704285C3 (de) 1976-02-02 1977-02-02 Parabelstromgenerator

Country Status (8)

Country Link
US (1) US4028586A (enExample)
JP (1) JPS5294724A (enExample)
CA (1) CA1059223A (enExample)
DE (1) DE2704285C3 (enExample)
FR (1) FR2340008A1 (enExample)
GB (1) GB1564581A (enExample)
IT (1) IT1077504B (enExample)
PL (1) PL112004B1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097784A (en) * 1977-05-31 1978-06-27 Gte Sylvania Incorporated Quadrupole convergence circuit
JPS5424453U (enExample) * 1977-07-16 1979-02-17
GB2044049A (en) * 1979-03-06 1980-10-08 Ferranti Ltd Cathode ray tube assemblies
JPS58212039A (ja) * 1982-06-01 1983-12-09 Denki Onkyo Co Ltd 偏向ヨ−ク装置
JPH0750935B2 (ja) * 1984-05-30 1995-05-31 株式会社村田製作所 偏向ヨ−ク装置
US5341071A (en) * 1993-09-03 1994-08-23 Thomson Consumer Electronics, Inc. Piecewise linearized focus voltage circuit for television apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1353004A (en) * 1970-05-18 1974-05-15 Rca Corp Dynamic convergence circuits
US3821591A (en) * 1973-01-10 1974-06-28 Gen Electric Circuit for driving quadripole convergence means
US3930185A (en) * 1974-05-20 1975-12-30 Rca Corp Display system with simplified convergence
US3911295A (en) * 1974-11-29 1975-10-07 Rca Corp Waveform generating circuit

Also Published As

Publication number Publication date
PL112004B1 (en) 1980-09-30
CA1059223A (en) 1979-07-24
JPS5294724A (en) 1977-08-09
FR2340008B1 (enExample) 1983-01-28
DE2704285B2 (de) 1979-05-31
FR2340008A1 (fr) 1977-08-26
IT1077504B (it) 1985-05-04
GB1564581A (en) 1980-04-10
US4028586A (en) 1977-06-07
DE2704285A1 (de) 1977-08-11

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee