Assignee
UTSTARCOM INC
US120 patents
Top patents by PatentIndex Score
US6963582B1Nov 8, 2005
Applying modified mobile internet protocol (IP) in a wireless mobile data network interface
UTSTARCOM INC119 citations99
US6829473B2Dec 7, 2004
Roaming and hand-off support for prepaid billing for wireless data networks
UTSTARCOM INC198 citations99
US7305429B2Dec 4, 2007
Method and apparatus for global server load balancing
UTSTARCOM INC69 citations98
US7171492B1Jan 30, 2007
Method and application programming interface for assigning multiple network addresses
UTSTARCOM INC146 citations98
US7154868B1Dec 26, 2006
Smooth handoff via state exchange in wireless networks
UTSTARCOM INC90 citations98
US7031275B1Apr 18, 2006
Address management for mobile nodes
UTSTARCOM INC77 citations98
US6924711B2Aug 2, 2005
Multimode modulator employing a phase lock loop for wireless communications
UTSTARCOM INC76 citations98
US6863610B2Mar 8, 2005
Wireless gaming system using standard cellular telephones
UTSTARCOM INC218 citations98
US6816912B1Nov 9, 2004
Method and system for tunnel optimized call setup for mobile nodes
UTSTARCOM INC103 citations98
US6738362B1May 18, 2004
Mobile internet protocol (IP) networking with home agent and/or foreign agent functions distributed among multiple devices
UTSTARCOM INC138 citations98
US6684256B1Jan 27, 2004
Routing method for mobile wireless nodes having overlapping internet protocol home addresses
UTSTARCOM INC115 citations98
US6650619B1Nov 18, 2003
Method and system for facilitating increased call traffic by reducing signaling load in an emergency mode
UTSTARCOM INC101 citations97
US6628671B1Sep 30, 2003
Instant activation of point-to point protocol (PPP) connection using existing PPP state
UTSTARCOM INC127 citations97
US7366509B2Apr 29, 2008
Method and system for identifying an access point into a wireless network
UTSTARCOM INC70 citations96
US7280546B1Oct 9, 2007
Method and system for providing wireless internet protocol access
UTSTARCOM INC71 citations96
US7082130B2Jul 25, 2006
System and method for point-to-point protocol device redundancey
UTSTARCOM INC62 citations96
US7080151B1Jul 18, 2006
Method and system for mobile IP home agent redundancy by using home agent control nodes for managing multiple home agents
UTSTARCOM INC157 citations96
US6975608B1Dec 13, 2005
Method for performing handoff between asynchronous base station and synchronous base station
UTSTARCOM INC66 citations96
US6973309B1Dec 6, 2005
Method and system for re-direction and handoff for pre-paid mobile services in third generation networks
UTSTARCOM INC210 citations96
US6956846B2Oct 18, 2005
System and method for foreign agent control node redundancy in a mobile internet protocol network
UTSTARCOM INC80 citations96
US6795705B1Sep 21, 2004
Hot standby protocol for wireless devices
UTSTARCOM INC61 citations96
US6839338B1Jan 4, 2005
Method to provide dynamic internet protocol security policy service
UTSTARCOM INC187 citations95
US7193985B1Mar 20, 2007
System and method for managing foreign agent selections in a mobile internet protocol network
UTSTARCOM INC75 citations94
US6978128B1Dec 20, 2005
System and method to allow simple IP mobile nodes to operate seamlessly in a mobile IP network with true roaming capabilities
UTSTARCOM INC98 citations94
US6707809B1Mar 16, 2004
Method for forwarding data to idle mobile nodes, and home agent control node for use in the method
UTSTARCOM INC123 citations94
US6236839B1May 22, 2001
Method and apparatus for calibrating a smart antenna array
UTSTARCOM INC112 citations94
US7346684B2Mar 18, 2008
System and method for control of packet data serving node selection in a mobile internet protocol network
UTSTARCOM INC36 citations93
US7295511B2Nov 13, 2007
System and method for packet data serving node load balancing and fault tolerance
UTSTARCOM INC32 citations93
US7259474B2Aug 21, 2007
Method and apparatus for aggregating power from multiple sources
UTSTARCOM INC230 citations93
US7245485B1Jul 17, 2007
Electronics cabinet with internal air-to-air heat exchanger
UTSTARCOM INC61 citations93
US7126957B1Oct 24, 2006
Media flow method for transferring real-time data between asynchronous and synchronous networks
UTSTARCOM INC58 citations93
US6993039B2Jan 31, 2006
System and method for GRE heartbeats
UTSTARCOM INC22 citations93
US6810259B1Oct 26, 2004
Location update protocol
UTSTARCOM INC294 citations93
US7426202B2Sep 16, 2008
Routing method for mobile wireless nodes having overlapping internet protocol home addresses
UTSTARCOM INC34 citations92
US7376130B2May 20, 2008
System for enhancing data transfer
UTSTARCOM INC16 citations92
US7218609B2May 15, 2007
Method and system of transferring session speed and state information between access and home networks
UTSTARCOM INC28 citations92
US7173905B1Feb 6, 2007
PDSN fast tunnel lookup
UTSTARCOM INC24 citations92
US7035894B2Apr 25, 2006
Method for retransmitting data efficiently in mobile communication system
UTSTARCOM INC22 citations92
US7016321B1Mar 21, 2006
Method for processing handoff and call in asynchronous mobile communication system
UTSTARCOM INC44 citations92
US6950419B1Sep 27, 2005
Method for interfacing asynchronous mobile communication system with at least one core network
UTSTARCOM INC55 citations92
US6853852B1Feb 8, 2005
Method and apparatus for interfacing synchronous core network with asynchronous radio network
UTSTARCOM INC26 citations92
US6814328B1Nov 9, 2004
Spool apparatus and method for harnessing optical fiber to a circuit board
UTSTARCOM INC38 citations92
US6765900B2Jul 20, 2004
Virtual home agent service using software-replicated home agents
UTSTARCOM INC17 citations92
US7324499B1Jan 29, 2008
Method and system for automatic call monitoring in a wireless network
UTSTARCOM INC62 citations91
US6970443B2Nov 29, 2005
Dynamic allocation of wireless mobile nodes over an internet protocol (IP) network
UTSTARCOM INC26 citations91
US6859444B1Feb 22, 2005
Method and apparatus for handover in TDMA mobile communications system
UTSTARCOM INC30 citations91
US6259905B1Jul 10, 2001
Method and apparatus to minimize dialing and connecting delays in a wireless local loop system
UTSTARCOM INC40 citations91
US6802032B1Oct 5, 2004
Method and apparatus for performing system diagnostics on a cable modem termination system using a hand held computing device
UTSTARCOM INC46 citations90
US7116674B2Oct 3, 2006
Method and apparatus for digital subscriber line access multiplexer stacking
UTSTARCOM INC22 citations89
US6973024B1Dec 6, 2005
Method for modem element switchover using multicast groups
UTSTARCOM INC21 citations89
Showing the top 50 of 120 patents by PatentIndex Score.