Inventor

WARDEN JAMES P

US3 patents

⚠️ This page may combine multiple inventors who share the name “WARDEN JAMES P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BLACKBERRY LTD

2 patents

US9077426B2Jul 7, 2015

Adaptive antenna matching via a transceiver-based perturbation technique

BLACKBERRY LTD4 citations68

US9673844B2Jun 6, 2017

Methods and apparatus for performing impedance matching

BLACKBERRY LTD0 citations47

ALI SHIROOK M

1 patent

US9331723B2May 3, 2016

Perturbation-based dynamic measurement of antenna impedance in real-time

ALI SHIROOK M1 citations49