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8971308 Call admission control in VoIP systems  
A method of controlling call admission within a system comprising a plurality of media gateways (8, 9) interconnected by a packet switched backbone (5). The method comprises, at least one media...
8902917 Method for coordination of wireless transceivers of a network node and network node  
A method for coordination of wireless transceivers of a network node, in particular for application in communication nodes of a vehicular network, wherein the network node is equipped with one or...
8843169 Signal-aware data transfer in cellular networks  
Described herein are various technologies pertaining to scheduling data transfer between a mobile computing device and a base station in a cellular network. A signal quality value for a signal...
8817898 OFDM receivers  
A method and apparatus for filtering a received Orthogonal Frequency Division Multiplexed (ODFM) signal to reduce noise. The ODFM signal includes a plurality of symbols n in the time direction,...
8811961 Method and apparatus for MTC in a wireless communication system  
Provided are a method and apparatus for machine-type communication (MTC) in a wireless communication system. An MTC device receives, from a base station, a notification message which notifies of...
8773972 Transmitting device and method for transmitting signals in a wireless communication system, receiving device and method for receiving signals in a wireless communication system  
A transmitting device for transmitting signals carrying data in a wireless communication system, including at least two beam antennas, each beam antenna having a main beaming direction at a...
8775179 Speech-based speaker recognition systems and methods  
The illustrative embodiments described herein provide systems and methods for authenticating a speaker. In one embodiment, a method includes receiving reference speech input including a reference...
8644309 Quarantine device, quarantine method, and computer-readable storage medium  
A quarantine device 1 performs processing on a network provided with a VLAN-aware Layer 2 Switch 7. The quarantine device 1 includes a terminal detection unit 11 that, when a single terminal is...
8565127 Voice-activity detection based on far-end and near-end statistics  
Methods and apparatus of managing a communication system, wherein a decision regarding a level of activity at a first end is made based at least in part on the level of activity at the second end....
8503373 Localized and distributed allocation multiplexing and control  
Systems and methodologies are described that facilitate multiplexing of localized transmissions and distributed transmissions to reduce overhead transmission costs. According to various aspects,...
8345532 Transmitting device and method for transmitting signals in a wireless communication system, receiving device and method for receiving signals in a wireless communication system  
A transmitting device for transmitting signals in a wireless communication system, includes at least two beam antennas, each beam antenna having a main beaming direction at a different angle and...
8213951 Using mobile communication devices to facilitate coordinating use of resources  
System(s), method(s), and device(s) that facilitate managing resources associated with communication devices are presented. A mobile device(s) at cell edge identifies its in-use resource blocks...
8200274 Method of controlling power of access uplink using relay station and system thereof  
Provided are a method of controlling power of an access uplink using a relay station (RS) and a system thereof. When a base station (BS) decides that the subject of power control of the access...
8194693 Autonomous wireless networks  
A device is operable to use received signals to divide time into a succession of frames, each frame having plural consecutive timeslots, and into a succession of four or more superframes. A...
8121204 OFDM receivers  
A method and apparatus for filtering a received Orthogonal Frequency Division Multiplexed (OFDM) signal to reduce noise. The ODFM signal includes a plurality of symbols n in the time direction,...
8014281 Systems and methods for limiting the rates of data to/from a buffer  
A system controls the transfer of data. The system receives a request to transfer data and determines whether a counter value equals or exceeds a threshold. The counter value represents an amount...
7990995 Wireless communication apparatus and wireless communication method  
A wireless communication apparatus includes a main queue to store MAC frames, a plurality of subqueues related to the main queue and used to control retransmission of the MAC frame, each of the...
7957457 Voice data RF wireless network IC  
An integrated circuit (IC) includes at least one baseband processing module, an RF section, and an interface. The baseband processing module converts outbound voice signal into an outbound voice...
7912043 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones  
A packet-based, hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different...
7817541 Method and system of providing redundancy in a network device  
Systems and methods for redundancy in a network device are disclosed. An exemplary device comprises: a controller residing on a data forwarding element (DFE), the DFE performing data forwarding...
7809555 Speech signal classification system and method  
Provided is a speech signal classification system and method. The speech signal classification system includes a primary recognition unit for determining using characteristics extracted from a...
7809049 Voice data RF image and/or video IC  
An integrated circuit includes a baseband processing module, an RF section, and an interface module. The baseband processing module converts an outbound voice signal into an outbound voice symbol...
7778268 Method and system of providing redundancy in a network device  
Systems and methods for redundancy in a network device are disclosed. An exemplary network device comprises: a plurality of data forwarding elements (DFEs); and a redundant control plane. The...
7715375 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones  
A packet-based, hierarchical communication system, arranged in a spanning tree configuration, is described in which wired and wireless communication networks exhibiting substantially different...
7532612 Transmission timing  
A method for transferring data over a communication link from a first unit to a second unit, the link comprising a first portion across which the data is carried by the transmission of data...
7500018 Efficient in-band signaling for discontinuous transmission and configuration changes in adaptive multi-rate communications systems  
Techniques for discontinuous transmission (DTX) and fast in-band signaling of configuration changes and protocol messages in speech communications systems provide cost efficiency in terms of radio...
7394985 Wavelength access server (WAS) architecture  
A wavelength access server (WAS) architecture provides aggregation of traffic streams of diverse data communication protocols as well as provision of wavelength resources in an optical transport...
7215679 Method, apparatus and data structure enabling multiple channel data stream transmission  
A method, apparatus and data structure enabling multiple channel data stream transmission by inserting data to be transmitted into portions of a plurality of transport streams nominally including...
7130309 Communication device with dynamic delay compensation and method for communicating voice over a packet-switched network  
A device and method for communication of speech packets over a packet-switched network allows for a greater channel reallocation delay. Initial speech packets may be buffered during a channel...
7110416 Method and apparatus for reducing synchronization delay in packet-based voice terminals  
Circuitry, embodied in a media subsystem, reproduces a speech or other type of audio signal, and is operable during a time that comfort noise is being generated for storing data from an arriving...
7110380 System, method, and computer program product for sharing bandwidth in a wireless personal area network or a wireless local area network  
A system, method, and computer program product for sharing bandwidth by a plurality of devices in a wireless personal area network or a wireless local area network. A media access control protocol...
7080162 Reduced hardware network adapter and communication method  
The present invention provides a network interface adapter for connecting a client computer to a computer network that includes a reduced hardware media access controller (MAC) coupled through a...
7058031 Method and apparatus for efficient use of communication resources in a data communication system under overload conditions  
In a communication system (1400) for communication of data, a method and apparatus provide for detecting a request for opening a connection for a user (1407) for communication of data, selecting...
7054280 Voice communication between a portable communication apparatus and an external terminal  
A portable communication apparatus (200) for radio communication of digital audio data (240) representing analog voice signals has an asynchronous interface (250) for exchanging digital non-audio...
6937616 Method and apparatus for providing packet based and distributed xDSL communications  
A method and apparatus for digital subscriber line (xDSL) communications between one or more digital signal processors (DSPs) and analog front ends (AFEs) each coupled to corresponding subscriber...
6879583 Method and apparatus for transmitting voice data over various types of networks  
A method for transmitting voice data over various types of networks wherein user data are transmitted via a transmission link of a circuit-switched network and are distributed to data packets and...
6721327 Delayed packet concealment method and apparatus  
A decoder improves delayed packet concealment in a packet network by using two decoder sections. A first decoder section bases its decoding during the concealment phase on erroneous filter states...
6594507 Method for allocating channels  
The present invention relates to a mobile communication system comprising a rate adaptation unit (TC) which communicates with a base station system via first data transmission channels...
6542499 PSTN fallback using dial on demand routing scheme  
A call fallback scheme is provided in a packet switched network. After receiving incoming calls, a Voice over IP (VoIP) link is established over a packet switched network with a destination...
6477176 Simultaneous transmission of speech and data on a mobile communications system  
The invention relates to a method for transmitting speech and data simultaneously on a circuit switched two-way connection of a mobile communications system, which transfers speech and other data...
6373839 Bandwidth biased codec selection system and method  
Endpoints, such as clients and gateways, maintain local codec priority lists (500), receive remote codes priority lists (504), and maintain common communication attribute priority lists (502)....
6310859 Packet communications network  
Control of a packet communications network in a fixed network used by a mobile communications network is performed. (1) A communication hold mode is set for a user when the traffic volume of the...
6125120 Transmission equipment for an interexchange connection  
A compression method and apparatus for a transmission link in a telecommunications network between switching centers each associated with a compression apparatus connected thereto by a number of...
6041230 Transmission method and a cellular radio system  
The invention relates to a transmission method and a cellular radio system comprising a base station and a vocoder which communicate with each other via a transmission path and which transmit a...
5960074 Mobile tele-computer network for motion picture, television and tv advertising production  
A telecomputer network is described. The network comprises a redundant digital microwave communication system, at least one mobile vehicle, and a wireless local area network (LAN). In one...
5940405 High-speed two-way multiplex data communication system and data communication device used therein  
A two-way multiplex data communication system transmits a multiple signal representative of a piece of user's data information, a piece of communication controlling data information or a piece of...
5870397 Method and a system for silence removal in a voice signal transported through a communication network  
A method and an apparatus for removing the silence from the digitalized voice signals conveyed through packets or cells switching networks. The silence samples are neither packetized nor sent over...
5818843 E1 compression control method  
An N:1 transcoder (12, 40) with a compression data path that includes uncompressed digroup circuits (92, 94, 96, 98, and 100) each receiving N incoming uncompressed signal and extracting a...
5790532 Voice over video communication system  
A personal communications system is described which includes components of software and hardware operating in conjunction with a personal computer. The user interface control software operates on...
5754554 Telephone apparatus for multiplexing digital speech samples and data signals using variable rate speech coding  
In a mobile telephone set, a speech coder is provided for converting an analog speech signal to a digital speech signal. A voice activity sensor determining whether the analog speech signal is...

Matches 1 - 50 out of 147 1 2 3 >