The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 19, 2019

Filed:

May. 24, 2018
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventor:

Ravi Pramod Kumar Vedula, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/78 (2006.01); H01L 21/683 (2006.01); H01L 21/84 (2006.01); H01L 23/522 (2006.01); H01L 23/528 (2006.01); H01L 23/66 (2006.01); H01L 27/12 (2006.01); H01L 29/06 (2006.01); H01L 29/423 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7831 (2013.01); H01L 21/6835 (2013.01); H01L 21/84 (2013.01); H01L 23/528 (2013.01); H01L 23/5226 (2013.01); H01L 23/66 (2013.01); H01L 27/1203 (2013.01); H01L 29/0649 (2013.01); H01L 29/42376 (2013.01); H01L 29/66484 (2013.01); H01L 2221/6835 (2013.01); H01L 2221/68363 (2013.01); H01L 2223/6677 (2013.01);
Abstract

A radio frequency (RF) integrated circuit (RFIC) switch multi-finger transistor includes a first dual gate transistor having a first gate with a first gate length on a first side of a substrate, and a second gate with a second gate length on a second side of the substrate. The RFIC also includes a second dual gate transistor having a third gate with a third gate length on the first side of the substrate, and a fourth gate with a fourth gate length on the second side of the substrate. The second gate length is different than the fourth gate length, and the second dual gate transistor is coupled in series with the first dual gate transistor in the RFIC switch multi-finger transistor.


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