Class 334/65 - INDUCTOR AND CAPACITOR BOTH VARIABLE

Subclass of Class 334 - Tuners
Definition: Subject matter in which at least an inductor and capacitor
No. of patents: 4
Last issue date: 08/24/2010

Number	Title	Issue Date
7782160	Central frequency adjustment device and adjustable inductor layout using trimmable wire The present invention provides a central frequency adjustment device and adjustable inductor layout; wherein, the central frequency adjustment device is applied in an inductor/capacitor tank (LC tank) for adjusting the central frequency of the LC tank. The device co...	08/24/2010
5952896	Impedance matching network A high efficiency radio frequency (RF) impedance matching network containing an "L-type" inductor-capacitor (LC) circuit where the capacitor is a variable capacitor coupled from an input port to ground and the inductor is a variable inductance inductor co...	09/14/1999
4056796	Detented UHF television tuner with independent inductive fine tuning A UHF television tuner utilizes a mechanical fine tuning mechanism that alters the operation frequency of the oscillator of the tuner independently of the position of the main tuning shaft. The mechanical fine tuning mechanism utilizes a tuning slug dispo...	11/01/1977
4039982	Coaxial cavity radio frequency tuning circuit having a toroidal-shaped electrode to effect tuning A tuning circuit having a coaxial cavity with a movable toroidal section to effect inductive tuning. The outer conductor is tapered to effect capacitive tuning by movement of the toroidal section axially within the cavity due to varying of the width of th...	08/02/1977

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