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Patents of Nagula Sangary & associates

List of Patents

 

  • Nagula Tharma Sangary, Sean Bartholomew Simmons, David Blaine Dietz, Perry Jarmuszewski, Oleksiy Kravets: Method and system for characterizing a radio channel of a wireless network using variability of synchronization. Research In Motion June 2012: US 20120157027
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionFebruary 2008: US 7333563
  • David Blaine DIETZ, Nagula Tharma SANGARY, Sean Bartholomew SIMMONS: Estimation of the Speed of a Mobile Device. Research In Motion September 2009: US 20090240464 
  • Xin Jin, Nagula T Sangary, M Khaledul Islam, Wen Zhao, Nasserullah Khan, Wen-Yen Chan, Qing Zhong Jiao: Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems. Research In Motion July 2009: US 7558540 
  • Wen-Yen Chen, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionAugust 2005: US 20050186923 
  • David Blaine Dietz, Nagula Tharma Sangary, Sean Bartholomew Simmons, Mihal Lazaridis, Jonathan Cyril Skilton Doll, Perry Jarmuszewskl:Automatic activation of speed measurement in mobile device based on available motion. Research In Motion August 2010: US 20100210301
  • Mahinthan Veluppillai, Nagula Tharma Sangary, Sean Bartholomew Simmons, Perry Jarmuszewski: Method, Device And System For Detecting The Mobility Of A Mobile Device. Research In Motion May 2011: US 20110117856
  • Wen-Yen M Chan, Nasserullah Khan, Qingzhong Jiao, Nagula Tharma Sangary, Michael Franz Habicher, Xin Jin: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionAugust 2010: US 7787566 
  • Lizhong Zhu, George Soliman Mankaruse, Michael Stephen Corrigan, Perry Jarmuszewski, Oleksiy Kravets, Kent A Nickerson, Nagula Tharma Sangary: Communications device with separate i and q phase power amplification having selective phase and magnitude adjustment and related methods. Research In Motion October 2011: US 20110255575 
  • Wen-Yen M Chan, Nasserullah Khan, Qingzhong Jiao, Nagula Tharma Sangary, Michael Franz Habicher, Xin Jin: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In Motion June 2009: US 7551689 
  • David Blaine Dietz, Nagula Tharma Sangary, Sean Bartholomew Simmons: Safety for mobile device users while driving. Research In MotionMarch 2011: US 7898428 
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionOctober 2009: US 20090245419 
  • David Blaine Dietz, Nagula Tharma Sangary, Sean Bartholomew Simmons: Estimation of the speed of a mobile device. Research In MotionFebruary 2011: US 7895013 
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionAugust 2011: US 8000409 
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In Motion May 2008: US 20080118001 
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionNovember 2010: US 20100291887 
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionDecember 2011: US 20110319124 
  • David Blaine Dietz, Nagula Tharma Sangary, Sean Bartholomew Simmons: Safety for Mobile Device Users While Driving. Research In MotionSeptember 2009: US 20090224931 
  • Xin Jin, Nagula T Sangary, M Khaledul Islam, Wen Zhao, Nasserullah Khan, Wen-Yen Chan, Qing Zhong Jiao: Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems. July 2004: US 20040147235 
  • Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion March 2009: US 7508888 
  • Chan Wen-Yen CHAN WEN-YEN, Jin Xin JIN XIN, Jiao Qingzhong JIAO QINGZHONG, Khan Nasserullah KHAN NASSERULLAH, Sangary Nagula Tharma SANGARY NAGULA THARMA: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. / Procede et appareil de reglage en boucle ouverte, precis, de frequence de reference dans un dispositif sans fil. Research In Motion RESEARCH IN MOTION March 2012: CA 2554123
  • Wen-Yen Chan, Nasserullah Khan, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher, Qingzhong Jiao: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In MotionOctober 2012: US 8290085
  • Nagula Tharma Sangary, Sean Bartholomew Simmons, David Blaine Dietz, Perry Jarmuszewski, Oleksiy Kravets: Method and system for characterizing a radio channel of a wireless network using variability of synchronization. Research In Motion April 2012: US 8160503
  • Wen-Yen M Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion October 2012: US 8295403
  • Xin Jin, Nagula T Sangary, Muhammad Khaledul Islam, Wen Zhao, Nasserullah Khan, Wen-Yen Chan, Qing Zhong Jiao: Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems. Research In Motion January 2011: US 7869776
  • Nagula Tharma Sangary, Sean Bartholomew Simmons, David Blaine Dietz, Perry Jarmuszewski, Oleksiy Kravets: Method and system for characterizing a radio channel of a wireless network using variability of synchronization. Research In Motion September 2010: US 20100222001
  • Lizhong Zhu, George Soliman Mankaruse, Michael Stephen Corrigan, Nagula Tharma Sangary: Power distribution network based on multiple charge storage components. Research In Motion August 2011: US 20110198929
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In Motion May 2007: SG 2005009949
  • Xin Jin, Nagula T Sangary, M Khaledul Islam, Wen Zhao, Nasserullah Khan, Wen-Yen Chan, Qing Zhong Jiao: Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems. Research In Motion September 2009: US 20090239487
  • Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion May 2006: US 20060104394
  • Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion May 2009: US 20090135956
  • Wen-Yen CHAN, Nasserullah KHAN, Qingzhong JIAO, Xin JIN, Michael HABICHER, Nagula Tharma SANGARY: Method and Apparatus for Improving Power Amplifier Efficiency in Wireless Communication Systems Having High Peak to Average Power Ratios. Research In Motion December 2012: US 20120329411
  • Nagula Tharma Sangary, Sean Bartholomew Simmons, David Blaine Dietz, Perry Jarmuszewski, Oleksiy Kravets: Method and system for characterizing a radio channel of a wireless network using variability of synchronization. Research In Motion September 2010: US 20100222001
  • Lizhong Zhu, George Soliman Mankaruse, Michael Stephen Corrigan, Nagula Tharma Sangary: Power distribution network based on multiple charge storage components. Research In Motion August 2011: US 20110198929
  • Wen-Yen Chan, Nasserullah Khan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael Franz Habicher: Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios. Research In Motion May 2007: SG 2005009949
  • Xin Jin, Nagula T Sangary, M Khaledul Islam, Wen Zhao, Nasserullah Khan, Wen-Yen Chan, Qing Zhong Jiao: Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems. Research In Motion September 2009: US 20090239487
  • Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion May 2006: US 20060104394
  • Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nasserullah Khan, Nagula Tharma Sangary: Method and apparatus for precise open loop tuning of reference frequency within a wireless device. Research In Motion May 2009: US 20090135956
  • Wen-Yen CHAN, Nasserullah KHAN, Qingzhong JIAO, Xin JIN, Michael HABICHER, Nagula Tharma SANGARY: Method and Apparatus for Improving Power Amplifier Efficiency in Wireless Communication Systems Having High Peak to Average Power Ratios. Research In Motion December 2012: US 20120329411