Challa; Raghu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Challa; Raghu.The latest application filed is for "evaluating radio frequency (rf) exposure in real time".

Company Profile

11.45.47

Challa; Raghu - San Diego CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Evaluating radio frequency (RF) exposure in real time Grant 11,457,416 - Nadakuduti , et al. September 27, 2	2022-09-27
Evaluating Radio Frequency (rf) Exposure In Real Time App 20220286974 - NADAKUDUTI; Jagadish ; et al.	2022-09-08
Reporting power limit and corresponding constraint Grant 11,368,926 - Sampath , et al. June 21, 2	2022-06-21
Exposure detection in millimeter wave systems Grant 11,324,014 - Sampath , et al. May 3, 2	2022-05-03
Proximity Detection Using Multiple Power Levels App 20220066011 - Sahin; Mustafa Emin ; et al.	2022-03-03
Proximity detection using multiple power levels Grant 11,169,251 - Sahin , et al. November 9, 2	2021-11-09
Skipping periodic measurements to enable power saving in user equipments Grant 11,129,103 - Jain , et al. September 21, 2	2021-09-21
Feedback of beam switch time capability Grant 11,088,750 - Zhou , et al. August 10, 2	2021-08-10
Evaluating Radio Frequency (rf) Exposure In Real Time App 20210127337 - NADAKUDUTI; Jagadish ; et al.	2021-04-29
Method to enable iterative processing and perform closer to constrained capacity Grant 10,959,233 - Sankar , et al. March 23, 2	2021-03-23
Indication of random-access channel MSG3 resource duration via random-access channel MSG2 Grant 10,863,484 - Islam , et al. December 8, 2	2020-12-08
Evaluating radio frequency (RF) exposure in real time Grant 10,652,833 - Nadakuduti , et al.	2020-05-12
Correlation-enhanced frequency scanning Grant 10,624,024 - Sahin , et al.	2020-04-14
Evaluating Radio Frequency (rf) Exposure In Real Time App 20200015171 - NADAKUDUTI; Jagadish ; et al.	2020-01-09
Proximity Detection Using Multiple Power Levels App 20190302250 - Sahin; Mustafa Emin ; et al.	2019-10-03
Use of reference signals to improve user equipment (UE) warm-up before transitioning from an OFF duration of the UE to an on duration of the UE with respect to a radio frequency spectrum band Grant 10,432,378 - Ang , et al. O	2019-10-01
Skipping Periodic Measurements To Enable Power Saving In User Equipments App 20190289552 - JAIN; Chhavi ; et al.	2019-09-19
Feedback Of Beam Switch Time Capability App 20190260456 - ZHOU; Yan ; et al.	2019-08-22
Reporting Variation Of Beam Quality For Beam Management App 20190245605 - ISLAM; Muhammad Nazmul ; et al.	2019-08-08
Exposure Detection In Millimeter Wave Systems App 20190200365 - SAMPATH; Ashwin ; et al.	2019-06-27
Correlation-enhanced Frequency Scanning App 20190124586 - Sahin; Mustafa Emin ; et al.	2019-04-25
Techniques for reducing power consumption based at least in part on reconfiguration of a user equipment in a sub-transmission time interval (TTI) range Grant 10,268,256 - Sripathi , et al.	2019-04-23
Frequency error detection with PBCH frequency hypothesis Grant 10,244,426 - Xu , et al.	2019-03-26
Techniques And Apparatuses For User Equipment-requested Beam Pair Link Procedure App 20180368125 - CEZANNE; Juergen ; et al.	2018-12-20
Indication Of Random-access Channel Msg3 Resource Duration Via Random-access Channel Msg2 App 20180199332 - ISLAM; Muhammad Nazmul ; et al.	2018-07-12
Reporting Power Limit And Corresponding Constraint App 20180167897 - Sampath; Ashwin ; et al.	2018-06-14
Method To Enable Iterative Processing And Perform Closer To Constrained Capacity App 20180139758 - Sankar; Hari ; et al.	2018-05-17
Use Of Reference Signals To Improve User Equipment (ue) Warm-up Before Transitioning From An Off Duration Of The Ue To An On Duration Of The Ue With Respect To A Radio Frequency Spectrum Band App 20180097598 - Ang; Peter Pui Lok ; et al.	2018-04-05
Techniques For Reducing Power Consumption Based At Least In Part On Reconfiguration Of A User Equipment In A Sub-transmission Time Interval (tti) Range App 20180059769 - SRIPATHI; Prashant Udupa ; et al.	2018-03-01
Frequency Error Detection With Pbch Frequency Hypothesis App 20160057653 - XU; Huilin ; et al.	2016-02-25
Efficient parallel sub-packet decoding using multiple decoders Grant 8,665,996 - Zanotelli , et al. March 4, 2	2014-03-04
Direct conversion receiver architecture Grant 8,626,099 - Li , et al. January 7, 2	2014-01-07
Direct conversion receiver architecture Grant 8,615,212 - Li , et al. December 24, 2	2013-12-24
Reconfigurable wireless modem sub-circuits to implement multiple air interface standards Grant 8,520,571 - Chaudhuri , et al. August 27, 2	2013-08-27
Bursty interference suppression for communications receivers Grant 8,379,778 - Yan , et al. February 19, 2	2013-02-19
Adjacent channel interference detection for wireless communication Grant 8,295,418 - Geng , et al. October 23, 2	2012-10-23
Systems, methods, and apparatus for frequency control Grant 8,139,685 - Simic , et al. March 20, 2	2012-03-20
Direct conversion receiver architecture App 20110105070 - Li; Tao ; et al.	2011-05-05
Interference suppression with virtual antennas Grant 7,801,248 - Challa , et al. September 21, 2	2010-09-21
Efficient Parallel Sub-packet Decoding Using Multiple Decoders App 20090245430 - Budianu; Petru Cristian ; et al.	2009-10-01
De-Interlever That Simultaneously Generates Multiple Reorder Indices App 20090245423 - RostamPisheh; Ali ; et al.	2009-10-01
Reconfigurable Wireless Modem Sub-Circuits To Implement Multiple Air Interface Standards App 20090245192 - Chaudhuri; Arunava ; et al.	2009-10-01
Acquisition of a gated pilot signal Grant 7,586,837 - Roh , et al. September 8, 2	2009-09-08
Bursty Interference Suppression For Communications Receivers App 20090003427 - Yan; Ming ; et al.	2009-01-01
Graphics engine with efficient interpolation Grant 7,436,412 - Challa October 14, 2	2008-10-14
Adjacent Channel Interference Detection For Wireless Communication App 20080226001 - Geng; Jifeng ; et al.	2008-09-18
Direct Conversion Receiver Architecture App 20080014895 - Li; Tao ; et al.	2008-01-17
Acquisition of a gated pilot signal with coherent and noncoherent integration Grant 7,298,776 - Challa , et al. November 20, 2	2007-11-20
System And Method Of Frequency Acquisition App 20070183484 - Brehler; Matthias ; et al.	2007-08-09
Systems, methods, and apparatus for frequency control App 20070066268 - Simic; Emilija ; et al.	2007-03-22
Graphics engine with efficient interpolation App 20070046692 - Challa; Raghu	2007-03-01
Pilot interpolation for a gated pilot with compensation for induced phase changes Grant 7,133,437 - Black , et al. November 7, 2	2006-11-07
Method and apparatus for acquiring and tracking pilots in a CDMA communication system Grant 7,088,955 - Challa , et al. August 8, 2	2006-08-08
Method and apparatus for searching for pilots over code space in a CDMA communication system Grant 7,085,295 - Gurski , et al. August 1, 2	2006-08-01
Variable gain selection in direct conversion receiver Grant 7,076,225 - Li , et al. July 11, 2	2006-07-11
Interference suppression with virtual antennas App 20060109938 - Challa; Raghu ; et al.	2006-05-25
Method and apparatus for acquiring pilots over code space and frequency errors in a CDMA communication system Grant 7,020,180 - Challa , et al. March 28, 2	2006-03-28
Intermediate wake mode to track sleep clock frequency in a wireless communication device Grant 6,980,823 - Challa , et al. December 27, 2	2005-12-27
Logarithmic lookup tables Grant 6,950,841 - Challa , et al. September 27, 2	2005-09-27
Pilot frequency acquisition based on a window of data samples Grant 6,912,244 - Challa , et al. June 28, 2	2005-06-28
Method and apparatus for searching a gated pilot Grant 6,813,478 - Glazko , et al. November 2, 2	2004-11-02
Digital voltage gain amplifier for zero if architecture App 20040184569 - Challa, Raghu ; et al.	2004-09-23
Systems and techniques for channel gain computations App 20040110525 - Black, Peter J. ; et al.	2004-06-10
Gain control for communications device Grant 6,748,201 - Black , et al. June 8, 2	2004-06-08
Digital voltage gain amplifier for zero IF architecture Grant 6,707,865 - Challa March 16, 2	2004-03-16
Apparatus and method for calibrating local oscillation frequency in wireless communications Grant 6,704,555 - Sih , et al. March 9, 2	2004-03-09
System and method for acquiring a received signal in a spread spectrum device Grant 6,700,922 - Challa , et al. March 2, 2	2004-03-02
System and method for acquiring a received signal in a spread spectrum device App 20030193992 - Challa, Raghu ; et al.	2003-10-16
Gain control for communications device App 20030186665 - Black, Peter J. ; et al.	2003-10-02
Multipath doppler adjusted frequency tracking loop Grant 6,608,858 - Sih , et al. August 19, 2	2003-08-19
Pilot frequency acquisition based on a window of data samples App 20030143951 - Challa, Raghu ; et al.	2003-07-31
Pilot interpolation for a gated pilot with compensation for induced phase changes App 20030142734 - Black, Peter J. ; et al.	2003-07-31
Intermediate wake mode to track sleep clock frequency in a wireless communication device App 20030144020 - Challa, Raghu ; et al.	2003-07-31
Acquisition of a gated pilot signal App 20030137996 - Roh, Mark ; et al.	2003-07-24
Systems and techniques for channel gain computations Grant 6,594,501 - Black , et al. July 15, 2	2003-07-15
Acquisition of a gated pilot signal with coherent and noncoherent integration App 20030112856 - Challa, Raghu ; et al.	2003-06-19
Systems And Techniques For Channel Gain Computations App 20030114180 - Black, Peter J. ; et al.	2003-06-19
Method and apparatus for searching for pilots over code space in a CDMA communication system App 20030086396 - Gurski, Remi ; et al.	2003-05-08
Method and apparatus for acquiring pilots over code space and frequency errors in a CDMA communication system App 20030067898 - Challa, Raghu ; et al.	2003-04-10
Method and apparatus for acquiring and tracking pilots in a CDMA communication system App 20030054768 - Challa, Raghu ; et al.	2003-03-20
Digital voltage gain amplifier for zero IF architecture App 20030011423 - Challa, Raghu	2003-01-16
System and method for acquiring a received signal in a spread spectrum device App 20030012257 - Challa, Raghu ; et al.	2003-01-16
Logarithmic lookup tables App 20030014453 - Challa, Raghu ; et al.	2003-01-16
Method and apparatus for searching a gated pilot App 20020160719 - Glazko, Serguei A. ; et al.	2002-10-31
Direct conversion receiver architecture App 20020160734 - Li, Tao ; et al.	2002-10-31
Method and apparatus for compensating for frequency drift in a low frequency sleep clock within a mobile station operating in a slotted paging mode Grant 6,453,181 - Challa , et al. September 17, 2	2002-09-17
Apparatus and method for calibrating local oscillation frequency in wireless communications App 20020123316 - Sih, Gilbert C. ; et al.	2002-09-05

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