Multiplying oscillator and wireless apparatus in which the...

Oscillators – Solid state active element oscillator – Significant distributed parameter resonator

Reexamination Certificate

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C331S1070DP, C331S1170FE, C331S154000

Reexamination Certificate

active

08031016

ABSTRACT:
An object of the invention is to provide a multiplying oscillator capable of generating a high frequency signal by small circuit scale and power consumption in an oscillator for generating a signal with a frequency of a microwave band or more, and a local oscillator using this multiplying oscillator. A multiplying oscillator of the invention obtains a frequency signal four times or more a fundamental wave by adding a frequency adjusting unit40having a function of suppressing second harmonic of the fundamental wave to a resonance unit20in a multiplying oscillator which constructs an oscillator for connecting two negative resistance units10to11to the resonance unit20and generating a signal A and a signal B of mutually opposite phases in the fundamental wave and synthesizes the signal A and the signal B in phase in a synthetic unit30and obtains an oscillation signal output.

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International Search Report for PCT/JP2007/074452.

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