DE2830697B2 - Servoverstärker zum Antrieb eines Servomotors einer Fernsehkameralinseneinrichtung - Google Patents

Servoverstärker zum Antrieb eines Servomotors einer Fernsehkameralinseneinrichtung

Info

Publication number
DE2830697B2
DE2830697B2 DE2830697A DE2830697A DE2830697B2 DE 2830697 B2 DE2830697 B2 DE 2830697B2 DE 2830697 A DE2830697 A DE 2830697A DE 2830697 A DE2830697 A DE 2830697A DE 2830697 B2 DE2830697 B2 DE 2830697B2
Authority
DE
Germany
Prior art keywords
servo
television camera
amplifier
voltage
current
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.)
Granted
Application number
DE2830697A
Other languages
German (de)
English (en)
Other versions
DE2830697A1 (de
DE2830697C3 (enrdf_load_stackoverflow
Inventor
Kazumichi Tsuchiya
Tsuneo Yokoyama
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.)
Fujinon Corp
Original Assignee
Fuji Photo Optical Co 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 Fuji Photo Optical Co Ltd filed Critical Fuji Photo Optical Co Ltd
Publication of DE2830697A1 publication Critical patent/DE2830697A1/de
Publication of DE2830697B2 publication Critical patent/DE2830697B2/de
Application granted granted Critical
Publication of DE2830697C3 publication Critical patent/DE2830697C3/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/002—Limiting amplitude; Limiting rate of change of amplitude without controlling loop
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Lens Barrels (AREA)
  • Television Receiver Circuits (AREA)
  • Automatic Focus Adjustment (AREA)
  • Control Of Electric Motors In General (AREA)
  • Studio Devices (AREA)
DE2830697A 1977-07-16 1978-07-12 Servoverstärker zum Antrieb eines Servomotors einer Fernsehkameralinseneinrichtung Granted DE2830697B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977094930U JPS5926697Y2 (ja) 1977-07-16 1977-07-16 テレビレンズ用サ−ボ増幅回路

Publications (3)

Publication Number Publication Date
DE2830697A1 DE2830697A1 (de) 1979-01-18
DE2830697B2 true DE2830697B2 (de) 1979-11-29
DE2830697C3 DE2830697C3 (enrdf_load_stackoverflow) 1984-10-04

Family

ID=14123677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2830697A Granted DE2830697B2 (de) 1977-07-16 1978-07-12 Servoverstärker zum Antrieb eines Servomotors einer Fernsehkameralinseneinrichtung

Country Status (3)

Country Link
JP (1) JPS5926697Y2 (enrdf_load_stackoverflow)
DE (1) DE2830697B2 (enrdf_load_stackoverflow)
FR (1) FR2397751A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3238318A1 (de) * 1981-10-17 1983-05-11 Fuji Photo Optical Co., Ltd., Omiya, Saitama Servosteuerungs-schaltungsmodul fuer die verwendung in einer fernsehkamera

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2885376B2 (ja) * 1989-03-13 1999-04-19 富士写真光機株式会社 テレビカメラ用レンズ装置
JP2794631B2 (ja) * 1989-05-10 1998-09-10 キヤノン株式会社 パワーズーム機能付カメラ及びレンズ交換可能なカメラ及びパワーズーム機能付交換レンズ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3061673A (en) * 1959-02-05 1962-10-30 Thompson Ramo Wooldridge Inc Servo system for light level control
DE1917015C3 (de) * 1969-04-02 1975-11-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zum Regeln der Amplitude des Ausgangssignals einer Fernsehaufnahmeröhre
US3593078A (en) * 1969-09-08 1971-07-13 North American Rockwell Starting and operating control for an ac motor powered by a dc power supply
DE2113942B2 (de) * 1971-03-23 1973-09-13 Siemens Ag, 1000 Berlin U. 8000 Muenchen Kamera, insbesondere Fernsehkamera
JPS4923631A (enrdf_load_stackoverflow) * 1972-06-22 1974-03-02
US3848123A (en) * 1973-03-30 1974-11-12 Rca Corp Automatic brightness control for image intensifier tube
JPS5131651U (enrdf_load_stackoverflow) * 1974-08-29 1976-03-08

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3238318A1 (de) * 1981-10-17 1983-05-11 Fuji Photo Optical Co., Ltd., Omiya, Saitama Servosteuerungs-schaltungsmodul fuer die verwendung in einer fernsehkamera

Also Published As

Publication number Publication date
DE2830697A1 (de) 1979-01-18
DE2830697C3 (enrdf_load_stackoverflow) 1984-10-04
JPS5422416U (enrdf_load_stackoverflow) 1979-02-14
FR2397751A1 (fr) 1979-02-09
JPS5926697Y2 (ja) 1984-08-02
FR2397751B1 (enrdf_load_stackoverflow) 1982-04-23

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Legal Events

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