GB2381977B - Amplifiers - Google Patents

Amplifiers

Info

Publication number
GB2381977B
GB2381977B GB0224321A GB0224321A GB2381977B GB 2381977 B GB2381977 B GB 2381977B GB 0224321 A GB0224321 A GB 0224321A GB 0224321 A GB0224321 A GB 0224321A GB 2381977 B GB2381977 B GB 2381977B
Authority
GB
United Kingdom
Prior art keywords
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 - Lifetime
Application number
GB0224321A
Other versions
GB0224321D0 (en
GB2381977A (en
Inventor
Richard Stephenson
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.)
Council for the Central Laboratory of the Research Councils
Original Assignee
Council for the Central Laboratory of the Research Councils
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 Council for the Central Laboratory of the Research Councils filed Critical Council for the Central Laboratory of the Research Councils
Publication of GB0224321D0 publication Critical patent/GB0224321D0/en
Publication of GB2381977A publication Critical patent/GB2381977A/en
Application granted granted Critical
Publication of GB2381977B publication Critical patent/GB2381977B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/70—Charge amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB0224321A 2001-10-25 2002-10-18 Amplifiers Expired - Lifetime GB2381977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0125661A GB0125661D0 (en) 2001-10-25 2001-10-25 Amplifiers

Publications (3)

Publication Number Publication Date
GB0224321D0 GB0224321D0 (en) 2002-11-27
GB2381977A GB2381977A (en) 2003-05-14
GB2381977B true GB2381977B (en) 2005-03-30

Family

ID=9924534

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0125661A Ceased GB0125661D0 (en) 2001-10-25 2001-10-25 Amplifiers
GB0224321A Expired - Lifetime GB2381977B (en) 2001-10-25 2002-10-18 Amplifiers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0125661A Ceased GB0125661D0 (en) 2001-10-25 2001-10-25 Amplifiers

Country Status (1)

Country Link
GB (2) GB0125661D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2491111B (en) * 2011-05-19 2015-08-19 Oxford Instr Nanotechnology Tools Ltd Charge-sensitive amplifier
GB2493553B (en) 2011-08-11 2017-09-13 Oxford Instr Nanotechnology Tools Ltd Cryogenic cooling apparatus and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713031A (en) * 1970-09-29 1973-01-23 Ortec Inc Bootstrapped charge-sensitive low noise amplifier
US4053847A (en) * 1975-03-31 1977-10-11 Japan Atomic Energy Research Institute Self-feedback type low-noise charge sensitive amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713031A (en) * 1970-09-29 1973-01-23 Ortec Inc Bootstrapped charge-sensitive low noise amplifier
US4053847A (en) * 1975-03-31 1977-10-11 Japan Atomic Energy Research Institute Self-feedback type low-noise charge sensitive amplifier

Also Published As

Publication number Publication date
GB0125661D0 (en) 2001-12-19
GB0224321D0 (en) 2002-11-27
GB2381977A (en) 2003-05-14

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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)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20180510 AND 20180516

PE20 Patent expired after termination of 20 years

Expiry date: 20221017