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
  • 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
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
  • H01P1/00—Auxiliary devices
  • H01P1/20—Frequency-selective devices, e.g. filters
  • H01P1/201—Filters for transverse electromagnetic waves
  • H01P1/203—Strip line filters
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
  • H03H7/01—Frequency selective two-port networks
  • H03H7/0153—Electrical filters; Controlling thereof
  • H03H7/0161—Bandpass filters

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• Physics & Mathematics (AREA)
• Electromagnetism (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5819849

Family Applications (1)

Country Status (5)

Families Citing this family (1)

• 0
  • BE BE788416D patent/BE788416A/fr unknown
• 1972
  • 1972-08-17 NL NL7211259A patent/NL7211259A/xx unknown
  • 1972-09-04 CH CH1297072A patent/CH542551A/de not_active IP Right Cessation
  • 1972-09-12 FR FR7232241A patent/FR2155273A5/fr not_active Expired
  • 1972-09-12 IT IT2908772A patent/IT967375B/it active

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