Group III nitride-based radio frequency amplifiers having back side source, gate and/or drain terminals

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United States of America Patent

PATENT NO 11837559
APP PUB NO 20210313286A1
SERIAL NO

17211281

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Abstract

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RF amplifiers are provided that include an interconnection structure and a Group III nitride-based RF amplifier die that is mounted on top of the interconnection structure. The Group III nitride-based RF amplifier die includes a semiconductor layer structure. A plurality of unit cell transistors are provided in an upper portion of the semiconductor layer structure, and a gate terminal, a drain terminal and a source terminal are provided on a lower surface of the semiconductor layer structure that is adjacent the interconnection structure.

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Patent Owner(s)

  • WOLFSPEED, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bokatius, Mario Chandler, US 8 25
Kim, Jangheon Chandler, US 7 84
Lim, Kwangmo Chris San Jose, US 20 39
Marbell, Marvin Morgan Hill, US 33 52
Mu, Qianli San Jose, US 31 82
Noori, Basim San Jose, US 41 402
Watts, Michael E Scottsdale, US 18 101

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