GB1230696A - - Google Patents

Info

Publication number
GB1230696A
GB1230696A GB1230696DA GB1230696A GB 1230696 A GB1230696 A GB 1230696A GB 1230696D A GB1230696D A GB 1230696DA GB 1230696 A GB1230696 A GB 1230696A
Authority
GB
United Kingdom
Prior art keywords
transistor
field effect
effect transistor
circuit
amplifier
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
Other languages
English (en)
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 filed Critical
Publication of GB1230696A publication Critical patent/GB1230696A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/30—Input circuits therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
GB1230696D 1968-05-06 1969-05-06 Expired GB1230696A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH670268 1968-05-06

Publications (1)

Publication Number Publication Date
GB1230696A true GB1230696A (enrdf_load_stackoverflow) 1971-05-05

Family

ID=4313700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1230696D Expired GB1230696A (enrdf_load_stackoverflow) 1968-05-06 1969-05-06

Country Status (4)

Country Link
DE (1) DE1919353B2 (enrdf_load_stackoverflow)
FR (1) FR2007893A1 (enrdf_load_stackoverflow)
GB (1) GB1230696A (enrdf_load_stackoverflow)
NL (1) NL6906455A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4223220A1 (en) * 2022-02-04 2023-08-09 Roche Diabetes Care GmbH Electronic circuit and analyte sensor system such as a glucose sensor system and method of operating an analyte sensor and system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4223220A1 (en) * 2022-02-04 2023-08-09 Roche Diabetes Care GmbH Electronic circuit and analyte sensor system such as a glucose sensor system and method of operating an analyte sensor and system
WO2023148200A1 (en) * 2022-02-04 2023-08-10 F. Hoffmann-La Roche Ag Electronic circuit and analyte sensor system such as a glucose sensor system and method of operating an analyte sensor and system

Also Published As

Publication number Publication date
DE1919353B2 (de) 1972-10-12
DE1919353A1 (de) 1969-12-04
NL6906455A (enrdf_load_stackoverflow) 1969-11-10
FR2007893A1 (enrdf_load_stackoverflow) 1970-01-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees