GB0706888D0 - Temperature sensitive circuit - Google Patents

Temperature sensitive circuit

Info

Publication number
GB0706888D0
GB0706888D0 GB0706888A GB0706888A GB0706888D0 GB 0706888 D0 GB0706888 D0 GB 0706888D0 GB 0706888 A GB0706888 A GB 0706888A GB 0706888 A GB0706888 A GB 0706888A GB 0706888 D0 GB0706888 D0 GB 0706888D0
Authority
GB
United Kingdom
Prior art keywords
temperature sensitive
sensitive circuit
circuit
temperature
sensitive
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
GB0706888A
Other versions
GB2447992A (en
GB2447992B (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.)
Adaptalog Ltd
Original Assignee
Adaptalog 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 Adaptalog Ltd filed Critical Adaptalog Ltd
Publication of GB0706888D0 publication Critical patent/GB0706888D0/en
Publication of GB2447992A publication Critical patent/GB2447992A/en
Application granted granted Critical
Publication of GB2447992B publication Critical patent/GB2447992B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
GB0706888.5A 2007-03-27 2007-04-10 Temperature sensitive circuit Expired - Fee Related GB2447992B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0705868A GB0705868D0 (en) 2007-03-27 2007-03-27 Temperature sensitive circuit

Publications (3)

Publication Number Publication Date
GB0706888D0 true GB0706888D0 (en) 2007-05-16
GB2447992A GB2447992A (en) 2008-10-01
GB2447992B GB2447992B (en) 2012-09-05

Family

ID=38024940

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0705868A Ceased GB0705868D0 (en) 2007-03-27 2007-03-27 Temperature sensitive circuit
GB0706888.5A Expired - Fee Related GB2447992B (en) 2007-03-27 2007-04-10 Temperature sensitive circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0705868A Ceased GB0705868D0 (en) 2007-03-27 2007-03-27 Temperature sensitive circuit

Country Status (1)

Country Link
GB (2) GB0705868D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2596817A (en) * 2020-07-07 2022-01-12 Eosemi Ltd Temperature sensor for a TCXO

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5627461A (en) * 1993-12-08 1997-05-06 Nec Corporation Reference current circuit capable of preventing occurrence of a difference collector current which is caused by early voltage effect

Also Published As

Publication number Publication date
GB0705868D0 (en) 2007-05-02
GB2447992A (en) 2008-10-01
GB2447992B (en) 2012-09-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)
S20A Reinstatement of application (sect. 20a/patents act 1977)

Free format text: REQUEST FOR REINSTATEMENT FILED

Effective date: 20090826

S20A Reinstatement of application (sect. 20a/patents act 1977)

Free format text: REQUEST FOR REINSTATEMENT ALLOWED

Effective date: 20090910

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190410