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7298732 |
Method for initializing internet protocol phone in internet protocol telephony system
A method for initializing an IP phone in an IP telephony system. The IP (Internet Protocol) telephony system includes an IP network; at least one gatekeeper connected to the IP network, having a...
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7295549 |
Source and channel rate adaptation for VoIP
A coding system and method for a terminal including a multi-rate codec is disclosed. The terminal includes a multi-rate adaptive coder that is capable of transmitting a continuous voice stream...
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7295547 |
Audio gateway device
A gateway device includes PDTN line terminating portion 1 , audio data processing portion 2 , header processing portion 3 , packet network line terminating portion 4 and gateway control...
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7292592 |
Home network-assisted selection of intermediary network for a roaming mobile terminal
Home network-assisted selection of an intermediary service network for a roaming mobile terminal is disclosed. The selection is based on a list of desired intermediary service networks generated...
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7289622 |
Method and apparatus for data transport using label switching
A method including receiving a call connection request message having a prefix number and determining a corresponding IP address based on the prefix number. Then, assigning a label based on the...
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7289493 |
System and method for providing location independent voice communications continuity through disasters
A method and system, employing IP telephony, for providing continuous, uninterrupted voice communications during disaster conditions wherein the disaster site telephone infrastructure has been...
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7287268 |
Video-on-demand system which builds transmission control lists and uses such lists to send video data packets with respective subgroups of internet protocol headers
A video-on-demand system is comprised of a supervisor processor and a co-processor which are intercoupled via a bus. The supervisor processor has a supervisor memory and the co-processor has a...
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7283567 |
Network delay identification method and apparatus
Network delay is determined in order to synchronize a clock in a mobile station with a reference clock. Tones are generated that represent a sequence of bits in a synchronization flag. The tones...
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7283519 |
Distributed edge switching system for voice-over-packet multiservice network
A network device including a plurality of communication interfaces, including a telephone line interface, a computer data interface, and a broadband network interface; a processor; a...
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7280472 |
Protection switching at a network node
Protection switching between primary and secondary paths in a packet-based network involves table entries that are pre-programmed with a primary path, a secondary path, and a value that identifies...
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7280487 |
Embedding sample voice files in voice over IP (VOIP) gateways for voice quality measurements
A mechanism to measure voice call quality in a Voice over IP (VOIP) network using a single voice call quality test probe is described. VOIP communications devices, such as gateways, that are...
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7277386 |
Distribution of label switched packets
Techniques are described for distribution of label switched packets, such as multiprotocol label switched (MPLS) packets, across multiple physical data paths. The techniques may, for example, be...
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7277383 |
Redundancy mechanization protocol for a massively parallel router
A parallel router comprising: 1) a plurality of routing nodes, each of the plurality of routing nodes capable of receiving message packets from and transmitting message packets to external devices,...
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7277388 |
Method and apparatus for random packet marking for differentiated services
A method is disclosed for a router to provide random assignments of three priorities, each signifying a drop precedence, to packets on a per customer basis. The router determines a sending rate...
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7277445 |
Call management via television
A telephone call management system and method are disclosed, allowing for call review where a voice mail message being recorded for a specific telephone may be played on a television associated...
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7274670 |
Methods, systems and computer program products for assessing network quality
Methods, systems and computer program products are provided for evaluating performance of a network that supports packetized communications. A network test protocol that is associated with the...
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7274686 |
Method and apparatus for establishing communications with a remote node on a switched network based on hypertext calling received from a packet network
Disclosed is a system and a methodology enabling a first provider party to provide to a second recipient party software and services to enable the recipient party to embed in an Internet e-mail of...
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7274664 |
Multi-channel communication system and method based on class of service requirements
A communication transaction or use case is broken down into constituent parts having different class of service (COS) requirements. The parts are matched to different links or channels having...
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7275108 |
Communication system and method for using any communication network therewith
A communication system is provided that allows the same mobile terminal to be used to perform communication even if a network other than a mobile communication network is used and allows to the...
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7274662 |
Method for performing segmented resource reservation
Segmented resource reservation is performed for at least one call. Network resources associated with a first network are reserved according to that network's own reservation policy and based on an...
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7272136 |
Dual tone multi frequency signal detection
A signalling tone detector for use in a communications network for the detection of dual frequency multi-tone (DTMF) pairs of signal tones in a time division multiplex (TDM) signal. The detector...
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7272135 |
Gateway apparatus
A gateway apparatus according to the present invention, arranged between each of a plurality of circuit switched networks and the Internet, for transmitting data received from each of the circuit...
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7266115 |
Integrated information communication system
To provide an integrated information communication system without using dedicated lines or the Internet, ensuring communication speed, communication quality, communication trouble countermeasures...
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7266099 |
Method for hand-off of a data session
A method for hand-off of a data session in a server. Data is received from a data source. At least a portion of the data is transmitted to an electronic device located in a first location....
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7263081 |
Handover process free of short-break and packet loss in CDMA mobile communication system on IP network
When a mobile node makes handover, the mobile node issues a binding update message and sends the binding update message to a base transceiver station from which handover is made. When the base...
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7263075 |
Ad-hoc network for routing extension to support Internet protocol version 6 (IPv6) and method thereof
An ad-hoc network for routing extension by supporting the IPv6 protocol and a method for routing extension. The ad-hoc network comprises a gateway for appending an address configuration message to...
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7260062 |
Flow control in network devices
Methods and apparatus are provided for controlling flow rates of a plurality of data packet flows into a queue 4 corresponding to a resource 3 of a network device 1 . The flows comprise a set ...
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7260090 |
Analog gateway
A secure analog gateway is configured with a pipelined architecture for interfacing various types of analog devices with a digital communication network and enabling asynchronous bi-directional...
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7260385 |
Method of providing caller identification for calls placed over an internet
The invention uses the advanced intelligent network to provide caller identification for calls placed over the internet ( 24 ). A long distance call placed with an internet carrier results in the...
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7257201 |
System and method for unified messaging in inter/intranet telephony
A network telephony system is provided which enables unified messaging services. The system generally includes at least one user agent ( 102,104 ) operatively coupled to a data network ( 106 ) and...
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7257114 |
Method for transmitting calls over packet network
A transmitting/receiving arrangement, gateway and method for transmitting data over packet network, where a cellular network is connected to a packet network and uplink data frames which carry...
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7257089 |
System for networking attendant and messaging speech systems
A method and network that employs N attendant, messaging and content-based speech systems networked together to transfer call sessions via a VoIP bi-directional link. To enhance network...
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7254130 |
Predictively allocated bandwidth in a communications network
In a broadband communications network, bandwidth is allocated to bearer channels for a circuit connected service, such as narrowband telephony. The allocated bandwidth is changed automatically as a...
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7254116 |
Method and apparatus for transceiver noise reduction in a frame-based communications network
A method of and apparatus for noise reduction for a transceiver transmitting frames over a transmission medium in a frame-based communications network. A transceiver transmit path and a transceiver...
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7254220 |
Methods and apparatus for obtaining and distributing voice mail information
SMDI messages are used by the SMDI message server to generate either E-mail notifications of received messages which are forwarded to a user of the VMS or to supply VMS message status information...
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7254111 |
Routing coordination protocol for a massively parallel router architecture
A parallel router comprising: 1) a plurality of routing nodes, each of the plurality of routing nodes capable of receiving message packets from and transmitting message packets to external devices,...
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7254129 |
Wireless phone and wireless communication method
Disclosed are a wireless phone and a wireless communication method wherein communication quality estimation is made for both circuit switching and packet communication modes and sound of both the...
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7254112 |
System and method for reassembling packets in a network element
A method and apparatus for sending packets from traffic flows to queues in a network element is provided. Each traffic flow has a packet size parameter indicating a sizing constraint for its...
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7251214 |
System and method for providing protection of data communications in packet-based networks
A method and system for providing protection of data communications in packet-based networks is provided, using a combination of unicast to multicast conversion and providing formation of virtual...
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7248565 |
Arrangement for managing multiple gateway trunk groups for voice over IP networks
An IP-based node in communication with IP-based gateway devices is configured for executing circuit selection for a prescribed trunk group having multiple sets of connected trunk groups, the...
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7248676 |
Apparatus and method for personalized call acknowledgement
A method of operating a call management system enables a subscriber to acknowledge a call, without taking the call. When the system receives the call, it identifies the called subscriber, obtains...
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7245612 |
Internet call waiting with voicemail system that provides monitoring during recording
An Internet Call Waiting (ICW) service provides single-line subscribers ( 100 ) connected to the Internet with incoming call information, call screening and voice messaging capabilities. An...
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7245637 |
Methods and apparatus for suppressing signaling tones in telephony signal
In some embodiments, a method includes detecting a tone in each data frame of a sequence of telephony signal data frames. A first data frame of the sequence of telephony signal data frames may be...
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7245583 |
System and method for providing lifeline telecommunication service to line-powered customer premises equipment
A system for providing lifeline telecommunication service includes a telecommunication interface, a data packet service module, an analog signal service module, a power generator, and a switch. The...
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7243184 |
Maintaining packet order using hash-based linked-list queues
Ordering logic ensures that data items being processed by a number of parallel processing units are unloaded from the processing units in the original per-flow order that the data items were loaded...
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7239689 |
Apparatus and method for integrating phone communications and data transmission on LANs and for automatically selecting lowest-prices carrier and connection mode
A apparatus for the integration of phone communications and IT data transmissions through a LAN provides central equipment and peripheral devices of said local area network comprising means,...
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7239628 |
Line-powered network interface device
A network interface device includes a first interface, a power extractor, a transceiver, and a second interface. The first interface receives a signal that includes both power and packetized...
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7239632 |
Method and apparatus for converging local area and wide area wireless data networks
A converged network accessible by wireless client devices includes a wide area wireless network, a local area wireless network, and a gateway linked to the wide area and local area wireless...
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7239610 |
Methods and devices for partial upper layer frame loss detection based retransmission
The present invention is aimed at techniques for detecting the “partial loss” of an upper layer frame. One technique envisions a detection platform adapted to determine whether a packet is a...
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7236485 |
Call forwarding method
The present invention relates to a call forwarding method for a web phone which connects to at least two networks and is mounted with at least two communication ports. According to the call...
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