P

Inventor

ORMSON RICHARD

GB14 patents

Patents

14 patents
US6973319B2Dec 6, 2005

System and method for measuring traffic flow

NEC CORP83 citations97
US7224982B2May 29, 2007

Location systems in cellular communication networks

NEC CORP25 citations92
US7047037B2May 16, 2006

Dual mode mobile communication devices and method for selecting a network

NEC CORP23 citations92
US7295840B2Nov 13, 2007

Method of network acquisition and related cellular radio communication device

NEC CORP11 citations83
US7162265B2Jan 9, 2007

Cellular network acquisition method and apparatus

NEC CORP15 citations81
US7215971B2May 8, 2007

Method and apparatus for compensation of Doppler induced error in a mobile handset

NEC CORP7 citations73
US7089019B2Aug 8, 2006

Location systems and cellular communication networks

NEC CORP10 citations73
US7620395B2Nov 17, 2009

Cellular network acquisition method and apparatus

NEC CORP7 citations71
US8036649B2Oct 11, 2011

Mobile communications device and method of updating telephone directory of mobile communications device

NEC CORP3 citations62
US7433709B2Oct 7, 2008

Method of calibrating clocks for two independent radio access technologies without the use of additional hardware

NEC CORP3 citations62
US7289829B2Oct 30, 2007

Mobile communications device with main display area and touch sensitive display area and keypad

NEC CORP2 citations61
US7313397B2Dec 25, 2007

Cellular network acquisition method and apparatus

NEC CORP3 citations60
US6870428B2Mar 22, 2005

Mobile radio communications device having a PLL that phase locks with two crystal oscillators

NEC CORP2 citations53
US7146182B2Dec 5, 2006

UMTS-GSM dual mode timing device

NEC CORP2 citations51