NK

Nasserullah Khan

RL Research In Motion Limited: 20 patents #132 of 1,397Top 10%
BL Blackberry Limited: 9 patents #381 of 2,554Top 15%
Overall (All Time): #131,992 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
9276545 Method of power amplifier switching power control using post power amplifier power detection Wen-Yen Chan, Ian Ka Yin Chung, Hamza Mohaimeen Bari 2016-03-01
9014646 Electronic device with multiple antenna diversity and related methods 2015-04-21
8965321 Dual receive filter Wen-Yen Chan 2015-02-24
8873675 Method and apparatus for optimizing transmitter power efficiency Wen-Yen Chan, Qingzhong Jiao, Xin Jin 2014-10-28
8761305 Input drive control for switcher regulated power amplifier modules Wen-Yen Chan 2014-06-24
8670503 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Michael F. Habicher, Nagula Tharma Sangary, Qingzhong Jiao, Xin Jin 2014-03-11
8655288 Electronic device with multiple antenna diversity and related methods 2014-02-18
8620238 Method of power amplifier switching power control using post power amplifier power detection Wen-Yen Chan, Ian Ka Yin Chung, Hamza Mohaimeen Bari 2013-12-31
8606199 Control of switcher regulated power amplifier modules Wen-Yen Chan 2013-12-10
8477878 Method and apparatus for precise open loop tuning of reference frequency within a wireless device Wen-Yen Chan, Nagula Tharma Sangary, Qingzhong Jiao, Xin Jin 2013-07-02
8447257 Dual receive filter Wen-Yen Chan 2013-05-21
8428181 Method and apparatus for optimizing transmitter power efficiency Wen-Yen Chan, Xin Jin, Qingzhong Jiao 2013-04-23
8295792 Control of switcher regulated power amplifier modules Wen-Yen Chan 2012-10-23
8295403 Method and apparatus for precise open loop tuning of reference frequency within a wireless device Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nagula Tharma Sangary 2012-10-23
8295397 Input drive control for switcher regulated power amplifier modules Wen-Yen Chan 2012-10-23
8290085 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Xin Jin, Nagula Tharma Sangary, Michael F. Habicher, Qingzhong Jiao 2012-10-16
8190113 Dual receive filter Wen-Yen Chan 2012-05-29
8160517 Control of switcher regulated power amplifier modules Wen-Yen Chan 2012-04-17
8000409 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael F. Habicher 2011-08-16
7907920 Control of switcher regulated power amplifier modules Wen-Yen Chan 2011-03-15
7873119 Input drive control for switcher regulated power amplifier modules Wen-Yen Chan 2011-01-18
7869776 Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems Xin Jin, Nagula Tharma Sangary, Muhammad Khaledul Islam, Wen Zhao, Wen-Yen Chan +1 more 2011-01-11
7787566 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Qingzhong Jiao, Nagula Tharma Sangary, Michael F. Habicher, Xin Jin 2010-08-31
7558540 Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems Xin Jin, Nagula Tharma Sangary, M. Khaledul Islam, Wen Zhao, Wen-Yen Chan +1 more 2009-07-07
7551689 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Qingzhong Jiao, Nagula Tharma Sangary, Michael F. Habicher, Xin Jin 2009-06-23