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UTStarcom, Inc. Patents
Assignee:
UTStarcom, Inc.
Address:
Alameda, CA
No. of patents:
112
Patents:


1 2 3


Patent Number Title Of Patent Date Issued
7426389 Method and apparatus for implementing direct routing September 16, 2008
A method and apparatus are provided for implementing direct routing. An Internet Protocol (IP) packet sent from a first mobile node to a second mobile node is received at a foreign agent for a foreign network, wherein both the first and second mobile nodes are visiting the foreign networ
7426213 Mobile internet protocol (IP) networking with home agent and/or foreign agent functions distribu September 16, 2008
A mobile Internet Protocol service provider system implements home agent functionality in two separate devices. One device, the home registration agent, is devoted to registration of the mobile node and session control. The other device, the home tunneling agent, is devoted to tunneling
7426202 Routing method for mobile wireless nodes having overlapping internet protocol home addresses September 16, 2008
In mobile IP wireless data networking, methods are described for correctly routing packets through a foreign agent to or from wireless nodes where the wireless nodes have the same home network IP address. Instead of using normal IP routing, the foreign agent uniquely identifies the w
7426188 Method and apparatus to facilitate variable-rate call management operations September 16, 2008
A network element (20), such as a PDSN or home agent, upon determining (11) a need to effect a call management operation, then determines (12) whether to constrain the facilitation of that call management operation. When determining that the call management operation should be constr
7416450 Connector for a highly integrated, installable miniaturized form factor card for wireless commun August 26, 2008
A connector system for a miniaturized form factor card allows a communications system for mobile information devices having an applications processor and user interface components. A receiving frame is provided in the mobile information device for an insertable miniaturized form fact
7416417 Connector alignment system for a highly integrated, installable miniaturized form factor card fo August 26, 2008
A connector system for a miniaturized form factor card allows a communications system for mobile information devices having an applications processor and user interface components. A receiving frame is provided in the mobile information device for an insertable miniaturized form fact
7415042 System and method for dynamic information retrieval using a state machine August 19, 2008
A system and method for retrieving information from a frame. A plurality of entries is initialized in a translation table. The translation table has a plurality of rows. Each of the plurality of rows represents a state. The rows have a plurality of entries. Each of the entries corres
7403475 Method and apparatus for allocating data packet pathways July 22, 2008
An apparatus and method for routing data packet connection pathways. A pathway controller monitors all of the packet data service nodes available for the transmission of data packets to mobile nodes in order to allocate the service nodes appropriately. A main call processing node sel
7392954 Method and apparatus for reducing pin count for connection of a miniaturized form factor card in July 1, 2008
A reduced pin count connection system for an insertable operational systems card having a plurality of input and output signals to a host device having operational circuits responsive to the input and output signals of the card includes a master serial data link in the card for commu
7376130 System for enhancing data transfer May 20, 2008
High-speed data transfer rates are provided between a central office and customer premise equipment with a multiplexer that is interposed between the central office and the customer premise equipment, and that functions as a remote access node. The multiplexer communicates at high data r
7369842 Telephony service in event of link failure between mobile switching center and a home location r May 6, 2008
A mobile switching center is configured with software instructions which allow it to continue to provide at least limited call termination and call origination services for mobile terminals in the event of a failure of a signaling link between the mobile switching center and a home l
7369533 System, method and mobile devices transmitting request codes during link establishment in data n May 6, 2008
Data service use on mobile handheld devices requires significant, and sometimes cumbersome user interaction, such as requiring navigation through a series of interactive screen displays, in order to access content the user desires. This invention largely automates the process, and al
7366509 Method and system for identifying an access point into a wireless network April 29, 2008
A method and system for a mobile station to identify to a wireless network agent, an access point into a wireless network. The mobile station obtains an indication of an access point into the wireless network and inserts the indication into a mobile registration message. The access p
7361057 Method and apparatus for soldering option of a highly integrated miniaturized form factor card April 22, 2008
A connector system for a miniaturized form factor card allows a communications system for mobile information devices having an applications processor and user interface components. A receiving frame is provided in the mobile information device for an insertable miniaturized form fact
7346684 System and method for control of packet data serving node selection in a mobile internet protoco March 18, 2008
A system and methods are shown for selecting a packet data serving node (PDSN) for a mobile node in an Internet Protocol network. A network node receives a message associated with a mobile node. The message includes a service request parameter corresponding to a requested service. The
7333339 Heat dissipation system for a miniaturized form factor communications card February 19, 2008
A heat dissipation system for a miniaturized form factor card allows a communications system for mobile information devices contained in the card to operate with high heat loads by employing a high conductivity pad on the printed circuit board of the mobile information device which c
7324499 Method and system for automatic call monitoring in a wireless network January 29, 2008
A method and system for call monitoring in a wireless network by querying various network components for information about a call path through the wireless network. The network components in the wireless network may include foreign agent control nodes, home agent control nodes, packet
7305489 Method and apparatus for aggregate network address routes December 4, 2007
A method for allocating network addresses comprises providing an address pool comprising a plurality of network addresses and then dividing the address pool into a plurality of address sub-pool that comprise a unique subset of the network addresses of the address pool. Each of the su
7305429 Method and apparatus for global server load balancing December 4, 2007
A system and method are shown for load balancing across global network resources using an existing network protocol, such as Mobile IP, having a redirect feature. According to one method, each of a plurality of servers at a data center uses Mobile IP to obtain an IP address that is also
7297012 Locking clip for electrical connector November 20, 2007
An electrical connector plug assembly has an outer shell containing at least one electrical contact module acting as an electrical contact plug. The outer shell works in cooperation with a separate connector receptacle assembly which has an inner shell containing at least one electrical
7295511 System and method for packet data serving node load balancing and fault tolerance November 13, 2007
A system and methods are shown for providing packet data serving node (PDSN) load balancing and fault tolerance. One exemplary method includes providing an access node with a plurality of packet data serving nodes and at least one system manager, receiving from a radio node on a first
7280546 Method and system for providing wireless internet protocol access October 9, 2007
A system and method for providing wireless Internet protocol access is provided. A network entity may be coupled to both a second generation and a third generation network access node. The network entity may intercept a request from a mobile node and determine whether the mobile node
7280509 CDMA 3X base transceiver station in mobile communication system October 9, 2007
A base transceiver station in a mobile communication system, includes a GPS time frequency unit for outputting a synchronized time which is received from at least one GPS satellite and frequency information; a BTS main processing unit for generating a control command to control one BTS;
7259474 Method and apparatus for aggregating power from multiple sources August 21, 2007
A method and apparatus for aggregating power from multiple sources generates a single direct current regulated voltage. The apparatus comprises a plurality of slave voltage converters and a master pulse width modulator circuit. Providing a plurality of direct current power sources, c
7254648 Universal broadband server system and method August 7, 2007
A universal broadband server connected between a plurality of subscriber lines, at least one upstream link, and a central office provides broadband service to a plurality of customer premise equipment devices connected to the plurality of subscriber lines. The universal broadband ser
7245485 Electronics cabinet with internal air-to-air heat exchanger July 17, 2007
An enclosure has a set of panels forming an outer peripheral skin. A heat exchanger wall is placed within the panels. A first fan arrangement circulates ambient air into a space within the panels and along the exterior surface of the heat exchanger wall and back into the environment.
7233649 Faster modem method and apparatus June 19, 2007
A faster modem apparatus communicates with customer premise equipment according to a variety of communication protocols. The faster modem apparatus communicates with customer premise equipment comprising an analog soft-modem comprising a codec. A method utilizes an unused portion of
7221906 Distributed multi-drop base station/repeating unit using extension of analog optical transmissio May 22, 2007
A distributed multi-drop base station/repeating unit using an extension of analog optical transmission in a mobile communication system. The base station unit comprises a main unit for performing functions of a mobile communication base station, and a plurality of remote units cascaded t
7218609 Method and system of transferring session speed and state information between access and home ne May 15, 2007
A method and system of transferring data rate and state information of mobile nodes between access and home networks is provided. A mobile node may register with a foreign agent on a foreign network, by sending mobile node information, such as a data rate at which the mobile node operate
7193985 System and method for managing foreign agent selections in a mobile internet protocol network March 20, 2007
A system and methods are shown for providing Internet Protocol communication services to a mobile client. One method includes sending a registration request from a radio node to a control node responsive to detecting a mobile client in a service area of the radio node. When the contr
7184530 Prepaid billing support for simultaneous communication sessions in data networks February 27, 2007
A method and system for providing prepaid billing for two concurrent communication sessions is accomplished by a first-network-access device, such as a WIN SCP, receiving from a prepaid-user account prepaid services for a first-communication session. During the first-communication se
7173905 PDSN fast tunnel lookup February 6, 2007
A connection with a mobile node is established. A registration request is received and a tunnel identifier determined. The tunnel identifier is independent of (i) a home address of the mobile node and (ii) an address of a home agent for the mobile node. The registration request is tr
7171492 Method and application programming interface for assigning multiple network addresses January 30, 2007
A method and application programming interface for using multiple network addresses on a common physical layer. The host protocol stack supports multiple Internet Protocol interfaces. When a process makes a function call to create a new socket, a new IP address is associated with the
7158516 Method and apparatus for performing multi connections at point-to-point protocol January 2, 2007
Methods for performing multi connections at point-to-point protocol are disclosed. One method for transmitting a datagram in an apparatus having point-to-point protocol sessions which transmits datagrams received from a physical layer of a communication network to a network layer, includ
7155473 High-speed parallel-prefix modulo 2n-1 adders December 26, 2006
A parallel-prefix modulo 2.sup.n-1 adder that is as fast as the fastest parallel prefix 2.sup.n integer adders, does not require an extra level of logic to generate the carry values, and has a very regular structure to which pipeline registers can easily be added. All nodes of the adder
7154868 Smooth handoff via state exchange in wireless networks December 26, 2006
A system and method for providing a handoff of a call from a mobile node. The call has associated state information. The call is established between the mobile node and a first RNN and the mobile node and a first PDSN. Thereafter, the mobile node roams and establishes a link between
7149528 Method for controlling overload in digital mobile communication system December 12, 2006
A method for controlling an overload of a digital mobile communication system. The digital mobile communication system has a base transceiver station and a base station controller each of which has a database. The method for controlling the overload includes the steps of: a) initiali
7142591 Method and system for oversubscribing a pool of modems November 28, 2006
A system for oversubscribing a pool of modems comprises at least one digital signal processor and a switch. The digital signal processor is configured as a variable number of high speed data modems and a variable number of low bandwidth synchronization modems. A communication bus is
7142590 Method and system for oversubscribing a DSL modem November 28, 2006
M DSL Modems provide DSL service to N Customer Premise Equipment devices, wherein M is less than N. P OAM/EOC Modems maintain active DSL lines for the N-M=P Customer Premise Equipment devices not receiving DSL service. The OAM/EOC Modems communicate synchronization data via superframes w
7142554 Voice over network lookup method and apparatus November 28, 2006
A system (100) for processing simplex and multiplexed voice packets transmitted over a network is disclosed. The system (100) may include a processor (102) and a compare section (104). A compare section (104) may include simplex entries (110-0) and multiplex entries (110-1). The comp
7133678 Hybrid public/private wireless network with seamless roaming November 7, 2006
A communications system connecting mobile subscriber devices to at least one of a PSTN and a plurality of PBX networks comprising a plurality of network interface units coupled to one of a PSTN and a PBX network, each of the plurality of network interface units having a predetermined
7126957 Media flow method for transferring real-time data between asynchronous and synchronous networks October 24, 2006
A system for transmitting real-time data between an asynchronous network (104) and a synchronous network (106) is disclosed. A method (100) may include an ingress path (102) for transmitting data from an asynchronous system (104) to a synchronous system (106), and an egress path (108) fo
7116674 Method and apparatus for digital subscriber line access multiplexer stacking October 3, 2006
An architecture for stacking DSLAMs employs a master DSLAM having a control circuit and an uplink communication circuit to a central office and two LVDS circuits for communication with two DSLAM boxes in adjacent circuit interconnection to the master DSLAM. Multiple slave DSLAMs each
7082130 System and method for point-to-point protocol device redundancey July 25, 2006
A system and methods are shown for providing packet data serving node (PDSN) redundancy. One exemplary method includes providing an access node with a plurality of packet data serving nodes and at least one system manager, establishing an N to 1 redundancy of active to standby PDSNs.
7080151 Method and system for mobile IP home agent redundancy by using home agent control nodes for mana July 18, 2006
A method and system for Mobile Internet Protocol (IP) device redundancy. As mobile devices roam away from a home network and change a connective status, mobility binding records are sent to a multicast network address on the home network. The multicast network address multicasts the
7069331 Trunk group implementation in networks June 27, 2006
A system and method for routing information includes a resource manager. The resource manager includes a configuration table. The configuration table includes at least one group of physical gateway addresses, each of the at least one group of physical gateway addresses has a single and
7058037 Radio frequency transmitting device of mobile radio communication base station system in code di June 6, 2006
Disclosed is an RF transmitting device of a mobile radio communication base station system in a CDMA system capable of digital-modulating baseband signals which are converted into band spread signals by using the same path which three frequency assignment frequency signals have for a
7058019 Method of transmitting data between compact control stations using ethernet June 6, 2006
There is provided a method of transmitting data between compact control stations using the Ethernet, including a network matching unit generation steps of separately generating the function of a network matching unit of each compact control station according to a data transmission functi
7046809 Device and method for scrambling/descrambling voice and data for mobile communication system May 16, 2006
The device and method for scrambling/descrambling voice/data in a mobile communication system involves vocoding or bypassing a signal received from a radio channel interval, scrambling the vocoded or bypassed signal using a random number, sending the scrambled signal to a cable channel
7035894 Method for retransmitting data efficiently in mobile communication system April 25, 2006
A method for retransmitting data between two sides including a reception side and a transmission side in a mobile communication system including one or more mobile stations and one or more radio networks includes the steps of: by the reception side, storing data received from the tra
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