GB1332963A - Electronic circuit - Google Patents

Electronic circuit

Info

Publication number
GB1332963A
GB1332963A GB1332963DA GB1332963A GB 1332963 A GB1332963 A GB 1332963A GB 1332963D A GB1332963D A GB 1332963DA GB 1332963 A GB1332963 A GB 1332963A
Authority
GB
United Kingdom
Prior art keywords
signal
output
input
inverse
amplifiers
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
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.)
Rank Organization Ltd
Original Assignee
Rank Organization Ltd
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 Rank Organization Ltd filed Critical Rank Organization Ltd
Publication of GB1332963A publication Critical patent/GB1332963A/en
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
    • G06G7/25—Arrangements for performing computing operations, e.g. operational amplifiers for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1427—Control of position or direction using feedback using an analogue comparing device with non-linear amplifier chain

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Automation & Control Theory (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Lens Barrels (AREA)
  • Feedback Control In General (AREA)
  • Control Of Position Or Direction (AREA)
GB1332963D 1971-02-09 1971-12-22 Electronic circuit Expired GB1332963A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB425471 1971-02-09

Publications (1)

Publication Number Publication Date
GB1332963A true GB1332963A (en) 1973-10-10

Family

ID=9773648

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1332963D Expired GB1332963A (en) 1971-02-09 1971-12-22 Electronic circuit

Country Status (4)

Country Link
DE (1) DE2165921A1 (enrdf_load_stackoverflow)
FR (1) FR2124586B1 (enrdf_load_stackoverflow)
GB (1) GB1332963A (enrdf_load_stackoverflow)
NL (1) NL7200624A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5552007A (en) * 1978-10-11 1980-04-16 Canon Inc Lens driving device with limitation of movable position
US4349771A (en) * 1979-09-26 1982-09-14 Lucas Industries Limited Stepper motor control circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1220068A (en) * 1967-11-01 1971-01-20 Ultra Electronics Ltd Improvements in or relating to signal selection systems

Also Published As

Publication number Publication date
NL7200624A (enrdf_load_stackoverflow) 1972-08-11
FR2124586A1 (enrdf_load_stackoverflow) 1972-09-22
FR2124586B1 (enrdf_load_stackoverflow) 1974-08-02
DE2165921A1 (de) 1972-08-24

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees