Radio frequency signal output module having radio-frequency power amplifier and isolator element
First Claim
1. A radio frequency signal output module comprising:
- a dielectric multilayer substrate;
a radio-frequency power amplifier circuit;
an isolator element;
an impedance matching circuit which is inserted and connected between said radio-frequency power amplifier circuit and said isolator element; and
a feedback loop for controlling a gain of said radio-frequency power amplifier circuit, wherein said radio-frequency power amplifier circuit, said isolator element, said impedance matching circuit, and said feedback loop are integrally mounted on said dielectric multilayer substrate, and said feedback loop is branched from said impedance matching circuit, and connected to said radio-frequency power amplifier circuit.
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Accused Products
Abstract
A radio frequency signal output module having a power amplifier and an isolator element is provided in which a radio-frequency output stage can be largely reduced in size and thickness. The radio frequency signal output module comprises a dielectric multilayer substrate; a radio-frequency power amplifier circuit; an isolator element; an impedance matching circuit which is inserted and connected between the radio-frequency power amplifier circuit and the isolator element; and a feedback loop for controlling the gain of the radio-frequency power amplifier circuit. The radio-frequency power amplifier circuit, the isolator element, the impedance matching circuit, and the feedback loop are integrally mounted on the dielectric multilayer substrate, and the feedback loop is branched from the impedance matching circuit, and connected to the radio-frequency power amplifier circuit.
39 Citations
9 Claims
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1. A radio frequency signal output module comprising:
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a dielectric multilayer substrate;
a radio-frequency power amplifier circuit;
an isolator element;
an impedance matching circuit which is inserted and connected between said radio-frequency power amplifier circuit and said isolator element; and
a feedback loop for controlling a gain of said radio-frequency power amplifier circuit, wherein said radio-frequency power amplifier circuit, said isolator element, said impedance matching circuit, and said feedback loop are integrally mounted on said dielectric multilayer substrate, and said feedback loop is branched from said impedance matching circuit, and connected to said radio-frequency power amplifier circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification