VARIABLE-GAIN AMPLIFIER
First Claim
Patent Images
1. A variable-gain amplifier comprising:
- n pieces of cascode amplifiers each including a plurality of cascode-connected field effect transistors, n being an integer not fewer than two; and
an attenuator;
wherein said n pieces of cascode amplifiers are mutually connected in parallel via said attenuator.
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Abstract
There is provided a variable-gain amplifier, including two cascode amplifiers and an attenuator. The cascode amplifiers are mutually connected in parallel via the attenuator.
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Citations
7 Claims
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1. A variable-gain amplifier comprising:
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n pieces of cascode amplifiers each including a plurality of cascode-connected field effect transistors, n being an integer not fewer than two; and
an attenuator;
wherein said n pieces of cascode amplifiers are mutually connected in parallel via said attenuator. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification