JPS57120128A - Voltage controller - Google Patents

Voltage controller

Info

Publication number
JPS57120128A
JPS57120128A JP56005273A JP527381A JPS57120128A JP S57120128 A JPS57120128 A JP S57120128A JP 56005273 A JP56005273 A JP 56005273A JP 527381 A JP527381 A JP 527381A JP S57120128 A JPS57120128 A JP S57120128A
Authority
JP
Japan
Prior art keywords
circuit
comparator
counter
circuits
input
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
JP56005273A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6367682B2 (enrdf_load_html_response
Inventor
Masahiro Honjo
Masao Tomita
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56005273A priority Critical patent/JPS57120128A/ja
Priority to US06/309,497 priority patent/US4451860A/en
Priority to DE8181304712T priority patent/DE3173644D1/de
Priority to EP81304712A priority patent/EP0050024B1/en
Publication of JPS57120128A publication Critical patent/JPS57120128A/ja
Publication of JPS6367682B2 publication Critical patent/JPS6367682B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/575—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices characterised by the feedback circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Feedback Control In General (AREA)
  • Control Of Voltage And Current In General (AREA)
JP56005273A 1980-10-09 1981-01-16 Voltage controller Granted JPS57120128A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56005273A JPS57120128A (en) 1981-01-16 1981-01-16 Voltage controller
US06/309,497 US4451860A (en) 1980-10-09 1981-10-06 Tracking-error correcting system in a video reproducing apparatus
DE8181304712T DE3173644D1 (en) 1980-10-09 1981-10-09 Tracking-error correcting system in video reproducing apparatus
EP81304712A EP0050024B1 (en) 1980-10-09 1981-10-09 Tracking-error correcting system in video reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56005273A JPS57120128A (en) 1981-01-16 1981-01-16 Voltage controller

Publications (2)

Publication Number Publication Date
JPS57120128A true JPS57120128A (en) 1982-07-27
JPS6367682B2 JPS6367682B2 (enrdf_load_html_response) 1988-12-27

Family

ID=11606618

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56005273A Granted JPS57120128A (en) 1980-10-09 1981-01-16 Voltage controller

Country Status (1)

Country Link
JP (1) JPS57120128A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6070512A (ja) * 1983-09-28 1985-04-22 Canon Inc トラツキング装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345509A (en) * 1976-10-07 1978-04-24 Sony Corp Automatic tracking apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345509A (en) * 1976-10-07 1978-04-24 Sony Corp Automatic tracking apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6070512A (ja) * 1983-09-28 1985-04-22 Canon Inc トラツキング装置

Also Published As

Publication number Publication date
JPS6367682B2 (enrdf_load_html_response) 1988-12-27

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