Assignee
ERICSSON INC
US1,421 patents
Top patents by PatentIndex Score
US7149534B2Dec 12, 2006
Peer to peer information exchange for mobile communications devices
ERICSSON INC152 citations99
US6769060B1Jul 27, 2004
Method of bilateral identity authentication
ERICSSON INC176 citations99
US6711408B1Mar 23, 2004
Position assisted handoff within a wireless communications network
ERICSSON INC340 citations99
US6694154B1Feb 17, 2004
Method and apparatus for performing beam searching in a radio communication system
ERICSSON INC131 citations99
US6625457B1Sep 23, 2003
Mobile terminal with location database
ERICSSON INC256 citations99
US6611688B1Aug 26, 2003
Position reporting method for a mobile terminal in a mobile communication network
ERICSSON INC175 citations99
US6566944B1May 20, 2003
Current modulator with dynamic amplifier impedance compensation
ERICSSON INC259 citations99
US6556819B2Apr 29, 2003
Safe zones for portable electronic devices
ERICSSON INC189 citations99
US6546044B1Apr 8, 2003
Dual-mode radiotelephone apparatus for digital or analog modulation
ERICSSON INC155 citations99
US6522895B1Feb 18, 2003
Integrated transmitter and receiver components for a dual-band transceiver
ERICSSON INC179 citations99
US6515980B1Feb 4, 2003
Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
ERICSSON INC151 citations99
US6516197B2Feb 4, 2003
System and method for reporting the number and/or duration of positioning requests for terminal-based location calculation
ERICSSON INC183 citations99
US6498936B1Dec 24, 2002
Methods and systems for coding of broadcast messages
ERICSSON INC321 citations99
US6493547B1Dec 10, 2002
Apparatus and methods for providing usage information in wireless communications systems
ERICSSON INC246 citations99
US6493550B1Dec 10, 2002
System proximity detection by mobile stations
ERICSSON INC175 citations99
US6483828B1Nov 19, 2002
System and method for coding in a telecommunications environment using orthogonal and near-orthogonal codes
ERICSSON INC164 citations99
US6483820B1Nov 19, 2002
System and method for dynamic radio resource allocation for non-transparent high-speed circuit-switched data services
ERICSSON INC155 citations99
US6472934B1Oct 29, 2002
Triple class E Doherty amplifier topology for high efficiency signal transmitters
ERICSSON INC207 citations99
US6463289B1Oct 8, 2002
System and method for providing restricting positioning of a target mobile station based on the calculated location estimate
ERICSSON INC181 citations99
US6396341B1May 28, 2002
Class E Doherty amplifier topology for high efficiency signal transmitters
ERICSSON INC190 citations99
US6393284B1May 21, 2002
Systems and methods for searching for TDMA signals in cellular radiotelephones
ERICSSON INC186 citations99
US6385461B1May 7, 2002
User group indication and status change in radiocommunications systems
ERICSSON INC242 citations99
US6377558B1Apr 23, 2002
Multi-signal transmit array with low intermodulation
ERICSSON INC132 citations99
US6363104B1Mar 26, 2002
Method and apparatus for interference cancellation in a rake receiver
ERICSSON INC224 citations99
US6359615B1Mar 19, 2002
Movable magnification icons for electronic device display screens
ERICSSON INC155 citations99
US6360101B1Mar 19, 2002
Cellular phone that displays or sends messages upon its arrival at a predetermined location
ERICSSON INC421 citations99
US6360102B1Mar 19, 2002
System and method for defining a subscriber location privacy profile
ERICSSON INC401 citations99
US6311055B1Oct 30, 2001
System and method for providing restrictions on mobile-originated calls
ERICSSON INC193 citations99
US6311069B1Oct 30, 2001
System and method for alerting a mobile subscriber being positioned
ERICSSON INC327 citations99
US6304618B1Oct 16, 2001
Methods and systems for reducing co-channel interference using multiple timings for a received signal
ERICSSON INC148 citations99
US6297737B1Oct 2, 2001
Object locating system
ERICSSON INC330 citations99
US6295023B1Sep 25, 2001
Methods, mobile stations and systems for acquiring global positioning system timing information
ERICSSON INC176 citations99
US6295454B1Sep 25, 2001
System and method for providing chronicled location information for terminal-based position calculation
ERICSSON INC278 citations99
US6285251B1Sep 4, 2001
Amplification systems and methods using fixed and modulated power supply voltages and buck-boost control
ERICSSON INC239 citations99
US6266534B1Jul 24, 2001
Systems and methods for locating remote terminals in radiocommunication systems
ERICSSON INC134 citations99
US6259436B1Jul 10, 2001
Apparatus and method for determining selection of touchable items on a computer touchscreen by an imprecise touch
ERICSSON INC535 citations99
US6233448B1May 15, 2001
System, method and apparatus for automatic feature activation/deactivation based upon positioning
ERICSSON INC393 citations99
US6225944B1May 1, 2001
Manual reporting of location data in a mobile communications network
ERICSSON INC251 citations99
US6219557B1Apr 17, 2001
System and method for providing location services in parallel to existing services in general packet radio services architecture
ERICSSON INC231 citations99
US6208331B1Mar 27, 2001
Cleaning touchscreens
ERICSSON INC226 citations99
US6205334B1Mar 20, 2001
Accelerated scanning of cellular channels by cellular radiotelephones
ERICSSON INC214 citations99
US6201452B1Mar 13, 2001
Systems and methods for converting a stream of complex numbers into a modulated radio power signal
ERICSSON INC168 citations99
US6198775B1Mar 6, 2001
Transmit diversity method, systems, and terminals using scramble coding
ERICSSON INC206 citations99
US6195557B1Feb 27, 2001
System and method for use of override keys for location services
ERICSSON INC281 citations99
US6195267B1Feb 27, 2001
Gel structure for combined EMI shielding and thermal control of microelectronic assemblies
ERICSSON INC187 citations99
US6188351B1Feb 13, 2001
Method for improving signal acquistion in a global positioning system receiver
ERICSSON INC250 citations99
US6185426B1Feb 6, 2001
System, method, and apparatus for delivery of location information about caller
ERICSSON INC280 citations99
US6181928B1Jan 30, 2001
Method and apparatus for event notification for wireless devices
ERICSSON INC163 citations99
US6175741B1Jan 16, 2001
System and method for enhancing business card services within a cellular network
ERICSSON INC149 citations99
US6175743B1Jan 16, 2001
System and method for delivery of short message service messages to a restricted group of subscribers
ERICSSON INC304 citations99
Showing the top 50 of 1,421 patents by PatentIndex Score.