US 11,728,837 B2
Configurable wideband split LNA
Emre Ayranci, Costa Mesa, CA (US); Miles Sanner, San Diego, CA (US); and Phanindra Yerramilli, San Diego, CA (US)
Assigned to pSemi Corporation, San Diego, CA (US)
Filed by pSemi Corporation, San Diego, CA (US)
Filed on Jul. 2, 2021, as Appl. No. 17/366,614.
Application 17/366,614 is a continuation of application No. PCT/US2020/012745, filed on Jan. 8, 2020.
Application PCT/US2020/012745 is a continuation of application No. 16/242,883, filed on Jan. 8, 2019, granted, now 10,700,650, issued on Mar. 16, 2021.
Application 16/242,883 is a continuation of application No. 16/242,870, filed on Jan. 8, 2019, granted, now 10,951,252, issued on Jun. 30, 2020.
Prior Publication US 2021/0409055 A1, Dec. 30, 2021
Int. Cl. H04B 1/18 (2006.01); H03F 3/195 (2006.01); H03F 1/26 (2006.01); H04B 1/04 (2006.01); H04B 1/00 (2006.01)
CPC H04B 1/18 (2013.01) [H03F 1/26 (2013.01); H03F 3/195 (2013.01); H04B 1/0057 (2013.01); H04B 1/0458 (2013.01); H03F 2200/294 (2013.01); H03F 2200/451 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A radio frequency (RF) receiver front-end comprising:
a low noise amplifier (LNA) block;
a selectively bypassable source follower amplifier stage, and
a configurable output matching network,
wherein the LNA block is selectively connectable to either of the selectively bypassable source follower amplifier stage or the configurable output matching network based on a selected bandwidth and/or a selected gain.