GB1499267A - Voltage controlled resistance - Google Patents

Voltage controlled resistance

Info

Publication number
GB1499267A
GB1499267A GB1386876A GB1386876A GB1499267A GB 1499267 A GB1499267 A GB 1499267A GB 1386876 A GB1386876 A GB 1386876A GB 1386876 A GB1386876 A GB 1386876A GB 1499267 A GB1499267 A GB 1499267A
Authority
GB
United Kingdom
Prior art keywords
fet
voltage
control
source
resistance
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
GB1386876A
Other languages
English (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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1499267A publication Critical patent/GB1499267A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G05F3/24—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/24—Frequency-independent attenuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Networks Using Active Elements (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Amplifiers (AREA)
GB1386876A 1975-04-08 1976-04-06 Voltage controlled resistance Expired GB1499267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752515216 DE2515216C2 (de) 1975-04-08 1975-04-08 Steuerbarer elektronischer Widerstand

Publications (1)

Publication Number Publication Date
GB1499267A true GB1499267A (en) 1978-01-25

Family

ID=5943299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1386876A Expired GB1499267A (en) 1975-04-08 1976-04-06 Voltage controlled resistance

Country Status (5)

Country Link
BE (1) BE840499A (enExample)
BR (1) BR7602107A (enExample)
DE (1) DE2515216C2 (enExample)
FR (1) FR2307398A1 (enExample)
GB (1) GB1499267A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1251671A (enExample) * 1968-01-30 1971-10-27

Also Published As

Publication number Publication date
DE2515216A1 (de) 1976-10-21
FR2307398A1 (fr) 1976-11-05
BE840499A (fr) 1976-10-08
BR7602107A (pt) 1976-10-05
FR2307398B1 (enExample) 1982-02-05
DE2515216C2 (de) 1984-01-12

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee