Matches 201 - 250 out of 426 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
7103016 System and method for providing transaction control on a data network  
A system is described having: a source node configured to transmit a data packet to a target node across a data network, the source node having a first retry timer set to a first retry time period...
7095739 Reliable multicast communication  
Disclosed are various ways of performing reliable multicast communication which may include, for example, designating which node or nodes to acknowledge a message and/or whether to immediately...
7092367 Data transmission method, data transmitter, data receiver, data reception method and data transmission and reception system  
A data transmission and reception system and method that make it possible to transmit and receive more types of information without changing the existing communication system include a broadcasting...
7092714 Method for improving RF spectrum efficiency with repeater backhauls  
A spectrally efficient wireless communication system that includes a plurality of base stations communicating indirectly with a plurality of wireless communications devices through a plurality of...
7089585 Method and system for authorizing a client computer to access a server computer  
The present invention includes a client computer, a first server computer, and a second server computer. The first server provides an authorization ticket containing a time stamp to the client...
7089002 Releasing plural radio connections with omnibus release message  
An omnibus connection release message transmitted from a control node of radio access network is used to release plural radio connections, thereby obviating problems attending transmission of...
7085232 ARQ in a point to multipoint network  
The systems and methods for incorporating an automatic retransmission mechanism into a point to multipoint network MAC layer that does not already incorporate retransmission are provided by virtue...
7079503 Combined simulcasting and dedicated services in a wireless communication system  
An efficient method for providing both dedicated and simulcast services over a common wireless infrastructure is described. The services can be terminal as well as to a multiplicity of terminals...
7079502 Packet communication system, mobile communication system, and addressing method for communication  
A broadcast group managing router ( 1 ) transmits a broadcast packet by attaching thereto a calculation type address which allows to arithmetically obtain a delivery destination by calculation, and...
7079501 Method and system for efficiently delivering content to multiple requesters  
An Internet communication technique is provided for making efficient use of available bandwidth between network points by analyzing responses to received requests for information items to identify...
7079504 Optimizing IP multicast data transmission in a mobile IP environment  
Methods and apparatus for optimizing IP multicast data transmission in a mobile IP environment include a Foreign Agent that is capable of receiving an information request associated with a host...
7075904 Method and system for multicasting messages to select mobile recipients  
A method and system for multicasting or broadcasting a message to a specific group of mobile stations or to a specific group of cell sectors in a cellular wireless communication system. The method...
7072994 Method, system, and program for determining a number of device addresses supported by a target device and configuring device addresses used by a source device to communicate with the target device  
Provided are a method, system, and program for configuring device addresses used by a source device to communicate with at least one target device. A determination is made of a number of device...
7065059 Technique for restoring adjacencies in OSPF in a non-stop forwarding intermediate node of a computer network  
A technique restores adjacencies between a non-stop forwarding (NSF) router and its neighboring routers during reload of routing protocol software on the NSF router within a computer network. When...
7065058 Method and apparatus for providing broadcast group data  
A method and apparatus for providing broadcast group data when a subscriber unit provides a data service message to a data gateway. The data service message includes identity of the subscriber unit...
7061910 Universal transfer method and network with distributed switch  
A method and a network for a universal transfer mode (UTM) of transferring data packets at a regulated rate are disclosed. The method defines a protocol that uses an adaptive packet header simplify...
7061880 Systems and methods for multicast communications  
Systems and methods are provided to establish multicast capabilities for communication systems including wireless communication and internet protocol (IP). An exemplary communication system may...
7058030 Method for performing a seamless handoff in a communication system  
Disclosed is a method for performing handoff in a communication system of access points and a mobile station, where the mobile station is associated with a first access point. The first access...
7054617 Method and apparatus for providing a message creation reference associated with a real-time communication message  
A communication system provides real-time communication service such as instant messaging service and group chat service to a plurality of subscribers. The plurality of subscribers generates a...
7043540 Systems and methods for uniquely and persistently identifying networks  
A service is disclosed that discovers information about the logical networks to which a computer is connected and provides that information to applications. The information is keyed to names...
7035657 Method and apparatus for supporting application-layer media multicasting  
A method and apparatus for delivering media to a group of target communication devices provides for multicasting media to the group of target communication devices to save network resources. The...
7027426 Multi-channel mobile ad hoc network  
A mobile ad hoc network includes a plurality of wireless mobile nodes and a plurality of wireless communication links connecting the plurality of nodes together over a plurality of channels. The...
7023814 Method and apparatus for distributing information  
A communication unit, system, and corresponding method are arranged for distributing information. The communications unit comprises: a receiver to receive a message originating from an information...
7023813 Methods for managing a pool of multicast addresses and allocating addresses in a communications system  
In a communications system having a plurality of endpoints each including a logical entity and its physical counterpart, a method for managing a pool of multicast addresses. The method including...
7023829 Systems and methods for providing communication between an ATM layer device and multiple multi-channel physical layer devices  
Systems and methods are provided for providing communication between an ATM layer device and multiple multi-channel PHY layer devices, which increase the number of multi-channel PHY layer ports...
7016351 Small group multicast in a computer network  
The invention solves the problem of overloading intermediate routers with state information as the number of multicast groups increases to millions of groups. The invention places multicast...
7007079 Systems and methods for uniquely identifying a network by correlating the network's name with the application programming interface of transport protocol and the connectivity type of the network  
A service is disclosed that discovers information about the logical networks to which a computer is connected and provides that information to applications. The information is keyed to names...
7006495 Transmitting multicast data packets  
A method of transmitting data packets includes using one or more receive processors to receive a plurality of data packets from a network and processing the plurality of data packets using a...
7006460 Method for the connection-oriented transmission of data packets  
An identifier is stored within the transmission frame to provide a connection-oriented transmission in a communications system, the identified indicating the connection to which containers for...
7003292 Mechanism for point-to-multipoint communication  
Point-to-multipoint communication on a communications network includes receiving a first downlink packet stream addressed to a first mobile recipient, checking whether the first stream is...
7002932 Method and system for providing network connectivity and mobility while roaming  
A method and system for providing network connectivity and mobility for a roaming client. Specifically, in one embodiment of the present invention, an access point (AP) is enabled with a smart...
7000012 Systems and methods for uniquely identifying networks by correlating each network name with the application programming interfaces of transport protocols supported by the network  
A service is disclosed that discovers information about the logical networks to which a computer is connected and provides that information to applications. The information is keyed to names...
6999529 Digital AM demodulator  
For a digital demodulator for AM demodulation of a difference sound signal in a digital multiplex signal, which multiplex signal also comprises a sum sound signal in the baseband position and a...
6990098 Reliable multicast using merged acknowledgements  
A source multicasts information to a plurality of targets. The targets respond to the multicast information by sending acknowledgements that indicate receipt of the multicast information. The...
6980518 Gossip-based reliable multicast message recovery system and method  
A group-based multicast messaging system implementing dedicated logger member for logging all multicast messages sent in the system, and a reliable recovery method for missing messages. The...
6977914 Broadcast hand-over in a wireless network  
A system and method are disclosed for providing multicast channel handover in a mobile device within a mobile network. First and second transmitters within first and second cells broadcast...
6973050 Transmission announcement system and method for announcing upcoming data transmissions over a broadcast network  
In a broadcast system in which computer data and other content are delivered from multiple content servers to multiple clients at least partly over a broadcast network, a transmission announcement...
6973062 Method for controlling call access of terminal in mobile communication system  
In a method for controlling call access of a terminal in a mobile communication system based on cellular communication system, call access of mobile terminals can efficiently be controlled...
6973055 Network with several network clusters for wireless transmission of packets  
A network has several network clusters each including at least one wireless network node which is designed for the wireless transmission of packets in time slots of given length in a time multiplex...
6973056 Information transmitting and receiving method and corresponding transmitter and receiver  
In transmission systems whereby data packets of a single type and having a fixed structure are used to transmit a given type of information, the invention optimizes the transmission by utilizing...
6970926 Dispatch call server in a packet based communication network  
A dispatch server ( 206 ) is provided in a packet based dispatch radio network to serve as coordinator and arbitrator for dispatch group calls. Participants in a group call transmit internet...
6967974 Transmission of urgent messages in telemetry system  
A radio transmission system including many radio transmitters using frequency hopping carriers to intermittently transmit very short messages indicative of status of stimuli associated with the...
6965579 Communication system and method for operating multicast service in communication system  
In multicast service channels capable of efficiently transmitting multicast data and a method for efficiently managing multicast services using new multicast channels, a communication system...
6963547 Local multipoint distribution system and ATM data communication method thereof  
Disclosed a local multipoint distribution system (LMDS) and method of communicating ATM data on the LMDS that establishes a virtual circuit using a head-end unit to allow a bidirectional...
6952426 Method and apparatus for the transmission of short data bursts in CDMA/HDR networks  
A method and apparatus for the transmission of short data bursts in CDMA/HDR networks. Dormant access terminals are assigned to a common traffic channel and rate group by an access point. The...
6950413 Mutually-assisted proximity informer system and method with wireless devices  
Disclosed is a mutually-assisted proximity informer system and method with wireless devices, by which a message contained in a message unit is received/transmitted between a plurality of wireless...
6947483 Method, apparatus, and system for managing data compression in a wireless network  
According to one aspect of the present invention, a method is provided in which an access point and a mobile unit associated with the access point may optionally transmit compressed data to each...
6947758 System and method for providing a distributed processing element unit in a mobile telecommunications network  
For use in a mobile telecommunications network comprising a mobile switching center, a plurality of subscribers, and a plurality of processing elements within a processing element unit, a system...
6937579 Electronic device connection resource management  
In a connection arrangement including two or more electronic devices, wherein information can be exchanged among the electronic devices through a plurality of communication links between the...
6934566 Wireless communication device and controlling method thereof  
A wireless communication device and a controlling method thereof. The wireless communication device performing wireless communication includes a transceiver for transmitting and receiving data...
Matches 201 - 250 out of 426 < 1 2 3 4 5 6 7 8 9 >