Travelling wave amplifier (TWA) for driving optical modulator
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United States of America Patent
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May 2, 2017
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N/A
app pub date -
Aug 27, 2015
filing date -
Aug 29, 2014
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Abstract
A travelling wave amplifier (TWA) with a widened frequency bandwidth is disclosed. The TWA include input transmission lines, amplifier units connected in parallel between the input terminal and the out terminal of the TWA. Each of the amplifier units configures an emitter follower in the front end thereof and an amplifying section. A feature of the TWA is that compensation units that compensates the high frequency performance of the TWA are implemented in the input transmission lines and/or integrated with the amplifier units.
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