Inventor
ROWITCH DOUGLAS NEAL
US47 patents
⚠️ This page may combine multiple inventors who share the name “ROWITCH DOUGLAS NEAL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUALCOMM INC
23 patentsUS6628702B1Sep 30, 2003
Method and apparatus for demodulating signals processed in a transmit diversity mode
QUALCOMM INC50 citations96
US8358243B2Jan 22, 2013
Methods and apparatuses for requesting/providing sensitivity assistance information associated with various satellite positioning systems in wireless communication networks
QUALCOMM INC22 citations92
US6788663B2Sep 7, 2004
System, method, and apparatus for generating a timing signal
QUALCOMM INC29 citations92
US6378099B1Apr 23, 2002
Blind frame identification in a communication system
QUALCOMM INC26 citations92
US9544923B2Jan 10, 2017
System and/or method of locating a portable service access transceiver
QUALCOMM INC7 citations84
US9494691B2Nov 15, 2016
Anti-spoofing detection system
QUALCOMM INC5 citations84
US9282433B2Mar 8, 2016
System and/or method of locating a portable service access transceiver
QUALCOMM INC6 citations84
US7580672B2Aug 25, 2009
Synthetic path diversity repeater
QUALCOMM INC8 citations84
US10393883B2Aug 27, 2019
On demand positioning
QUALCOMM INC4 citations83
US7792222B2Sep 7, 2010
Using soft bit decisions to improve DPSK demodulation of SPS data
QUALCOMM INC7 citations74
US10247828B2Apr 2, 2019
Position determination using measurements from past and present epochs
QUALCOMM INC4 citations73
US11226417B2Jan 18, 2022
On demand positioning
QUALCOMM INC1 citations72
US10895648B2Jan 19, 2021
Method and apparatus for wireless network hybrid positioning
QUALCOMM INC1 citations72
US9549386B2Jan 17, 2017
Techniques for reducing scans for indoor position determination
QUALCOMM INC5 citations72
US9778372B2Oct 3, 2017
Wireless network hybrid positioning
QUALCOMM INC1 citations62
US7978131B2Jul 12, 2011
System and/or method for determining sufficiency of pseudorange measurements
QUALCOMM INC3 citations54
US10237697B2Mar 19, 2019
Location based service (LBS) system, method and apparatus for triggering of mobile station LBS applications
QUALCOMM INC0 citations52
US9439168B2Sep 6, 2016
Use of RF signatures to detect moved wireless transmitters
QUALCOMM INC1 citations52
US7684474B2Mar 23, 2010
Method and apparatus for demodulating signals processed in a transmit diversity mode
QUALCOMM INC0 citations52
US7656348B2Feb 2, 2010
System and/or method for determining sufficiency of pseudorange measurements
QUALCOMM INC1 citations52
US7623566B2Nov 24, 2009
Method and apparatus for demodulating signals processed in a transmit diversity mode
QUALCOMM INC0 citations52
US7184463B2Feb 27, 2007
Method and apparatus for demodulating signals processed in a transmit diversity mode
QUALCOMM INC0 citations52
US10725184B2Jul 28, 2020
Methods and apparatuses for use with mode-switchable navigation
QUALCOMM INC0 citations51
ROWITCH DOUGLAS NEAL
5 patentsUS8478228B2Jul 2, 2013
Mobile receiver with location services capability
ROWITCH DOUGLAS NEAL5 citations72
US8299960B2Oct 30, 2012
Methods and systems for deriving seed position of a subscriber station in support of unassisted GPS-type position determination in a wireless communication system
ROWITCH DOUGLAS NEAL4 citations58
US8866588B2Oct 21, 2014
Systems, methods, and computer program products for refreshing data
ROWITCH DOUGLAS NEAL3 citations56
US8964814B2Feb 24, 2015
Methods and apparatuses for demodulating multiple channel satellite positioning system signals
ROWITCH DOUGLAS NEAL1 citations51
US9194957B2Nov 24, 2015
Methods and systems for deriving seed position of a subscriber station in support of unassisted GPS-type position determination in a wireless communication system
ROWITCH DOUGLAS NEAL1 citations48