Inventor
ROYSTON PHILIP STEWART
GB17 patents
⚠️ This page may combine multiple inventors who share the name “ROYSTON PHILIP STEWART”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROYSTON PHILIP STEWART
10 patentsUS9209867B2Dec 8, 2015
Device for authenticating wanted NFC interactions
ROYSTON PHILIP STEWART226 citations98
US9152832B2Oct 6, 2015
Positioning guidance for increasing reliability of near-field communications
ROYSTON PHILIP STEWART244 citations98
US9042814B2May 26, 2015
Measurement and reporting of received signal strength in NFC-enabled devices
ROYSTON PHILIP STEWART222 citations98
US9064253B2Jun 23, 2015
Systems and methods for providing NFC secure application support in battery on and battery off modes
ROYSTON PHILIP STEWART8 citations83
US9026048B2May 5, 2015
Detecting a presence of near field communications (NFC) devices
ROYSTON PHILIP STEWART7 citations83
US8693949B2Apr 8, 2014
Near-field RF communicators having a low-energy pre-polling process
ROYSTON PHILIP STEWART11 citations83
US9184798B2Nov 10, 2015
Near field communications (NFC) device having adjustable gain
ROYSTON PHILIP STEWART4 citations72
US9026047B2May 5, 2015
Systems and methods for providing NFC secure application support in battery-off mode when no nonvolatile memory write access is available
ROYSTON PHILIP STEWART5 citations72
US8824961B2Sep 2, 2014
Method and apparatus for reducing NFC multi-protocol polling duration and power consumption
ROYSTON PHILIP STEWART6 citations72
US8867990B2Oct 21, 2014
Detecting a presence of near field communications (NFC) devices
ROYSTON PHILIP STEWART4 citations71
BROADCOM CORP
3 patentsUS9413430B2Aug 9, 2016
Measurement and reporting of received signal strength in NFC enabled devices
BROADCOM CORP224 citations98
US9497578B2Nov 15, 2016
Near field communications (NFC) device having adjustable gain
BROADCOM CORP2 citations62
US9467948B2Oct 11, 2016
Systems and methods for providing NFC secure application support in battery-off mode when no nonvolatile memory write access is available
BROADCOM CORP0 citations51
FREESCALE SEMICONDUCTOR INC
3 patentsUS9742470B2Aug 22, 2017
Device for authenticating wanted NFC interactions
FREESCALE SEMICONDUCTOR INC2 citations72
US11790347B2Oct 17, 2023
Systems and methods for providing NFC secure application support in battery on and battery off modes
FREESCALE SEMICONDUCTOR INC0 citations62
US9742469B2Aug 22, 2017
Positioning guidance for increasing reliability of near-field communications
FREESCALE SEMICONDUCTOR INC0 citations52