Inventor
AKOPIAN DAVID
FI31 patents
⚠️ This page may combine multiple inventors who share the name “AKOPIAN DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOKIA CORP
15 patentsUS6894645B1May 17, 2005
Position estimation
NOKIA CORP49 citations92
US6810072B1Oct 26, 2004
System for acquiring spread spectrum signals
NOKIA CORP20 citations92
US6771215B2Aug 3, 2004
Determination of the transmission time of a signal part in a positioning system
NOKIA CORP26 citations92
US6735243B1May 11, 2004
Method, apparatus and system for fast acquisition of a spread spectrum signal
NOKIA CORP36 citations92
US6573799B1Jun 3, 2003
Clock system and corresponding method for providing a clock time accounting for systematic error
NOKIA CORP28 citations92
US6473694B1Oct 29, 2002
Method, apparatus and system for estimating user position with a satellite positioning system in poor signal conditions
NOKIA CORP53 citations92
US7876738B2Jan 25, 2011
Preventing an incorrect synchronization between a received code-modulated signal and a replica code
NOKIA CORP8 citations84
US6768451B2Jul 27, 2004
Method for determining the correlation between a received beacon signal and a reconstructed signal
NOKIA CORP13 citations84
US6651031B2Nov 18, 2003
Method for providing time using a multiple-clock model and a clock system using such a model
NOKIA CORP7 citations74
US6909736B2Jun 21, 2005
System for method for fine acquisition of a spread spectrum signal
NOKIA CORP9 citations73
US7120191B2Oct 10, 2006
Method and apparatus for acquiring a ranging signal of a positioning system
NOKIA CORP5 citations63
US7064708B2Jun 20, 2006
Validation of beacon signals
NOKIA CORP1 citations51
US7286594B2Oct 23, 2007
Determination of the correlation phase between a signal and a replica sequence
NOKIA CORP0 citations42
US7124352B2Oct 17, 2006
Tracking a code modulated signal
NOKIA CORP0 citations42
US6833813B2Dec 21, 2004
Method, receiver and system for determining the time of reception of a beacon signal
NOKIA CORP0 citations42
NOKIA MOBILE PHONES LTD
3 patentsUS6909738B2Jun 21, 2005
Method in a receiver and a receiver
NOKIA MOBILE PHONES LTD48 citations92
US6466164B1Oct 15, 2002
Method and apparatus for calculating pseudorange for use in ranging receivers
NOKIA MOBILE PHONES LTD32 citations92
US6459407B1Oct 1, 2002
Cross-correlation system for time recovery in network-assisted GPS positioning
NOKIA MOBILE PHONES LTD37 citations92
UNIV TEXAS
3 patentsUS8369568B2Feb 5, 2013
Methods and systems for digital image security
UNIV TEXAS14 citations79
US7965861B2Jun 21, 2011
Methods and systems for digital image security
UNIV TEXAS13 citations79
US12292516B2May 6, 2025
System and method for global navigation satellite system (GNSS) spoofing detection
UNIV TEXAS4 citations67
KHALAJMEHRABADI ALI
3 patentsUS10511392B2Dec 17, 2019
Systems, methods, and computer programs for wireless local area network localization
KHALAJMEHRABADI ALI6 citations78
US11212018B2Dec 28, 2021
Systems, methods, and computer programs for wireless local area network localization
KHALAJMEHRABADI ALI2 citations67
US11105932B2Aug 31, 2021
Method and system for detecting and mitigating time synchronization attacks of global positioning system (GPS) receivers
KHALAJMEHRABADI ALI0 citations53
AKOPIAN DAVID
3 patentsUS9741256B2Aug 22, 2017
Remote laboratory gateway
AKOPIAN DAVID7 citations70
US10470161B2Nov 5, 2019
Method and system for measurement and characterization of channel delays for broadband power line communications
AKOPIAN DAVID0 citations33
US10819663B2Oct 27, 2020
Interactive mobile service for deploying automated protocols
AKOPIAN DAVID0 citations25