GB2181912B - A clamping circuit for an analogue to digital converter - Google Patents

A clamping circuit for an analogue to digital converter

Info

Publication number
GB2181912B
GB2181912B GB08611863A GB8611863A GB2181912B GB 2181912 B GB2181912 B GB 2181912B GB 08611863 A GB08611863 A GB 08611863A GB 8611863 A GB8611863 A GB 8611863A GB 2181912 B GB2181912 B GB 2181912B
Authority
GB
United Kingdom
Prior art keywords
analogue
digital converter
clamping circuit
clamping
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
GB08611863A
Other versions
GB2181912A (en
GB8611863D0 (en
Inventor
John David Millward
Kevin David Brown
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 Cintel Ltd
Original Assignee
Rank Cintel 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 Cintel Ltd filed Critical Rank Cintel Ltd
Publication of GB8611863D0 publication Critical patent/GB8611863D0/en
Priority to DE8686308073T priority Critical patent/DE3688174T2/en
Priority to EP86308073A priority patent/EP0220894B1/en
Priority to ES198686308073T priority patent/ES2039353T3/en
Priority to AT86308073T priority patent/ATE87786T1/en
Priority to US06/921,593 priority patent/US4811016A/en
Priority to JP61248539A priority patent/JPS62188429A/en
Publication of GB2181912A publication Critical patent/GB2181912A/en
Application granted granted Critical
Publication of GB2181912B publication Critical patent/GB2181912B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
GB08611863A 1985-10-21 1986-05-15 A clamping circuit for an analogue to digital converter Expired GB2181912B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE8686308073T DE3688174T2 (en) 1985-10-21 1986-10-17 CLAMPING CIRCUIT FOR AN ANALOG TO DIGITAL CONVERTER.
EP86308073A EP0220894B1 (en) 1985-10-21 1986-10-17 A clamping circuit for an analogue to digital converter
ES198686308073T ES2039353T3 (en) 1985-10-21 1986-10-17 CLAMPING CIRCUIT FOR AN ANALOG-NUMERICAL CONVERTER.
AT86308073T ATE87786T1 (en) 1985-10-21 1986-10-17 CLAMPING CIRCUIT FOR AN ANALOG TO DIGITAL CONVERTER.
US06/921,593 US4811016A (en) 1985-10-21 1986-10-21 Clamping circuit for an analog to digital converter
JP61248539A JPS62188429A (en) 1985-10-21 1986-10-21 Analog/digital converter clamping circuit and clamping method and signal processor using the method and telecine projector and signal processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858525861A GB8525861D0 (en) 1985-10-21 1985-10-21 Clamping circuit

Publications (3)

Publication Number Publication Date
GB8611863D0 GB8611863D0 (en) 1986-06-25
GB2181912A GB2181912A (en) 1987-04-29
GB2181912B true GB2181912B (en) 1988-12-14

Family

ID=10586973

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858525861A Pending GB8525861D0 (en) 1985-10-21 1985-10-21 Clamping circuit
GB08611863A Expired GB2181912B (en) 1985-10-21 1986-05-15 A clamping circuit for an analogue to digital converter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858525861A Pending GB8525861D0 (en) 1985-10-21 1985-10-21 Clamping circuit

Country Status (1)

Country Link
GB (2) GB8525861D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2654275B1 (en) * 1989-11-09 1994-07-29 Dassault Electronique METHOD AND DEVICE FOR TRANSMITTING AN ELECTROMAGNETIC SIGNAL IN AN OPTICAL FIBER.
US5680172A (en) * 1992-01-21 1997-10-21 Video Post & Transfer, Inc. Consecutive frame scanning of cinematographic film

Also Published As

Publication number Publication date
GB2181912A (en) 1987-04-29
GB8525861D0 (en) 1985-11-27
GB8611863D0 (en) 1986-06-25

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010515