Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
  • H03J3/00—Continuous tuning
  • H03J3/02—Details
  • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
  • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H11/00—Networks using active elements
  • H03H11/02—Multiple-port networks
  • H03H11/40—Impedance converters
  • H03H11/405—Positive impedance converters
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H11/00—Networks using active elements
  • H03H11/46—One-port networks
  • H03H11/48—One-port networks simulating reactances
  • H03H11/483—Simulating capacitance multipliers
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
  • H03J3/00—Continuous tuning
  • H03J3/02—Details
  • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
  • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
  • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes

Applications Claiming Priority (1)

Publications (1)

Family

ID=4385735

Family Applications (1)

Country Status (10)

Families Citing this family (3)

Family Cites Families (6)

• 1972
  • 1972-08-29 CH CH1271972A patent/CH548696A/xx unknown
  • 1972-09-22 DE DE19722246607 patent/DE2246607A1/de active Pending
• 1973
  • 1973-07-06 AT AT598273A patent/ATA598273A/de not_active Application Discontinuation
  • 1973-07-23 AU AU58364/73A patent/AU5836473A/en not_active Expired
  • 1973-08-14 US US388083A patent/US3916297A/en not_active Expired - Lifetime
  • 1973-08-16 CA CA179,111A patent/CA977045A/en not_active Expired
  • 1973-08-20 FR FR7330125A patent/FR2198312B3/fr not_active Expired
  • 1973-08-27 NL NL7311738A patent/NL7311738A/xx unknown
  • 1973-08-28 GB GB4047973A patent/GB1444924A/en not_active Expired
  • 1973-08-29 JP JP48096276A patent/JPS4960849A/ja active Pending

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