Matches 1 - 50 out of 68 1 2 >
Match Document Document Title
7619995 Transcoders and mixers for voice-over-IP conferencing  
Transcoders and mixers having reduced algorithmic delay and processing complexity. An improved mixer for signals having encoded speech parameters wherein the parameters obtained through decoding...
7602769 Audio packet switching system  
The present invention relates to an IP based or network based audio packet switching system, and more specifically to an audio packet switching system for integrating each independent module into a...
7590072 Interworking network maps of network management and element management systems  
In a communication network, the network management system NMS keeps one or more element management system EMS in synchronization of network topology changes using requests that are automatically...
7535894 System and method for a communication network  
The invention provides a network element and method for handling ATM traffic and TDM traffic. The network element handles TDM traffic carried on ATM cells, and ATM traffic, and comprises generating...
7529270 Communication information bandwidth control apparatus and method  
A bandwidth used in communication processing to transmit and receive different types of information via a communication line is monitored. A priority definition file previously defining the...
7515927 Method of reverse link dynamic power control in a wireless communication system using per-flow quality feedback for multi-flow data traffic  
A closed loop power control based on receiving a continuous quality feedback is described. A main reverse link (RL) pilot is controlled by the quality feedback of a substantially continuous delay...
7489674 Method for wireless local area network communication using multiple channels  
A method for wireless LAN communication using multiple channels is provided. An ATIM containing channel information is generated when there is data to be sent, and the ATIM is transmitted via a...
7463731 Apparatus and method for dual mode phone  
A dual mode packet phone is provided, comprising a first connector to connect the phone with a data network, and a second connector to connect the phone with a backup network. The phone...
7411982 Digital wireless voice and data modem  
Simultaneous transmission of voice and data over the voice channel of a digital wireless communications network, such as a “cell phone” network, is reconfigurable on the fly among multiple...
7397791 Telephone communication system over a single telephone line  
An improved telephone system over a single telephone line within a residence or other building is disclosed, supporting exchange features and enabling easy expansion for multiple external lines....
7283512 Intelligent network and method for providing voice telephony over ATM and point-to-multipoint connectivity  
An illustrative intelligent network and method for providing voice telephony over ATM and point-to-multipoint connectivity are provided that can provide significant advantages. A method for...
7266109 System and method for providing base band voice telephony using derived voice over data technology  
Systems and methods for offering base band voice telephony while using derived voice over data technology such as VoATM or VoIP are disclosed. The system may generally comprise a derived voice over...
7133899 Method and apparatus for providing interactive text messages during a voice call  
Embodiments of the present information relate to a method and apparatus for providing interactive text messages to a user's device during a voice call. In one embodiment, information is received...
7133670 Roaming agreement application and database for carrying out roaming between private and public wireless networks  
A method and system for providing telecommunication services to a mobile-subscriber terminal roaming between private and public-wireless networks is disclosed. After roaming from the...
7126711 Voice/facsimile/modem call discrimination method for voice over packet networks  
A method of discriminating voice, data, and facsimile calls communicated through a voice-over-packet network. The gateway is provided with software which can identify the existence of an answer...
7117001 Simultaneous voice and data communication over a wireless network  
A system, method and computer readable medium for communicating data over a voice channel on a wireless device ( 300 ) is disclosed. The method on a wireless device ( 300 ) includes establishing an...
7106723 Delay reduction method for telephony systems with multiple packet generators  
A telephony system and method is provided that reduces delay and provides better utilization of upstream bandwidth in delivering packet telephony services to a plurality of subscriber lines via a...
7039399 Distribution of wireless telephony and data signals in a substantially closed environment  
A communication system is provided. The communication system includes a host unit that is adapted to communicate wireless telephony signals with a telephony network and adapted to communicate...
7010026 Enhanced line card and packetizing CPE for lifeline packet voice telephone  
A voice and data communication system whereby a line card digitizes and packetizes voice communications signals upon the failure of Customer Premises Equipment (CPE). The system comprises a line...
6925093 Communication apparatus, communication system and method for integrating speech and data  
A communication apparatus, communication system, and method for integrating speech and data for performing high-quality communication by integrating speech and data efficiently are provided. A...
6904052 Operating system independent method and apparatus for transporting voice-over-IP information  
In exemplary embodiments, a dataport in an access server is suitably configured to emulate a modern connection for non-modem calls such as voice calls. Computer applications for administering, for...
6751315 High bandwidth phone line transceiver with capacitor isolation  
A high bandwidth telephone line transceiver for connecting telecommunications equipment to a telephone line provides a pair of isolation capacitors connected to the telephone line to transmit the...
6747995 System for multiple voice lines with data over a single subscriber loop  
A system that provides additional voice lines with data over a single two-wire subscriber loop. At the subscriber premise, one or more telephone instruments and data devices are connected to a...
6744786 Method and apparatus for using telephone house wiring for voice/data network  
A system for deriving multiple channels from four-wire residential telephone wiring. The invention provides two voice channels and two, or more, data channels on common residential telephone...
6707827 Method and apparatus for optimizing audio response in telephony-over-LAN systems  
To improve the quality of audio signals transmitted over a computer network, a source computer ( 12 ) and a destination computer ( 30 ) that participate in the call exchange information concerning...
6707826 Method and apparatus for wireless bandwidth efficient multi-way calling  
A bandwidth efficient method of wireless communication among simultaneous multiple users includes the steps of monitoring ( 102 ) for voice activity from a plurality of sources ( 302 or 304 ) on...
6704324 Apparatus and method for transmission of voice band signals over a DSL line  
Apparatus and method for providing simultaneously multiple telephone-type services to any/all POTS-type devices on a single wire pair at a user premises. The present invention provides for the...
6665404 Method and device for power supply in telecommunication systems  
A device for remote line powering in a telecommunication network in which electric power is supplied via a plurality of line pairs and aggregated to provide electric power suitable for powering an...
6633589 Switching apparatus for use in telephone house wiring  
A controller for residential telephone wiring. Apparatus associated with the controller provides multiple communication channels on ordinary residential telephone wiring. The controller (1) routes...
6614786 Enhanced dual mode telephone for internet telephony  
A dual mode Internet telephone is capable of operating as a tone/pulse dial telephone as well as with the Internet by transmitting dual-tone multi-frequency (DTMF) tones in response to dialing. The...
6611521 Data link layer extensions to a high latency wireless MAC protocol  
The invention provides a method for communication between a plurality of stations in a communication network using media access protocol, in which medium access is granted to stations obtaining a...
6480487 Digital loop carrier remote terminal having integrated digital subscriber plug-in line cards for multiplexing of telephone and broadband signals  
A fiber-based digital loop carrier (DLC) system provides multiplexed optical transport for telephone line circuits between a terminal in a central office and a remote terminal. The remote terminal...
6459684 Multiplexed codec for an ADSL system  
An ADSL central office transmission system for transmitting downstream DMT signals to a plurality of remote ADSL transceiver is disclosed. The system includes a DMT digital signal transceiver that...
6407997 Asynchronous transfer mode system for providing telephony service  
The invention is an ATM communications system that provides the option of advanced communications services or conventional telephone service to the customer. Advantageously, the ATM communications...
6351530 Modem having a digital high voltage isolation barrier  
A modem utilizing a data access arrangement (DAA) having line side circuitry including a telephone network interface and system side circuitry including a host system interface. The line side...
6324212 Apparatus using low spectrum selectively for providing both ADSL and POTS service  
Asymmetric Digital Subscriber Line (ADSL) data service and Plain Old Telephone Service (POTS) are provided over a subscriber loop by an ADSL transceiver and a control processor located in a local...
6320879 Communication system and method for interleaving or transmission of telephone rings and data  
A telephone communication system is implemented to enable data communication and ring signaling to coexist on a subscriber loop. The communication system transmits data during the silence intervals...
6314181 Bridged tap canceller  
Subscriber loop systems often contain bridged taps which may interfere with the transmission of DSL signals. The bridged tap creates at least one local minimum at a notch frequency in the frequency...
6298124 Method for transmitting data signals on analog subscriber lines  
A method for transmitting data signals on analog subscriber lines wherein bilateral data transmission between subscriber terminal equipment and exchange is intended to occur, with relative ease and...
6240178 Bridged tap terminator  
Subscriber loops often contain bridged taps which may interfere with the transmission of DSL signals. A bridged tap terminator provides high tap impedance for POTS signals, low insertion loss for...
6226529 System for providing a simultaneous data and voice channel within a single channel of a portable cellular telephone to provide position-enhanced cellular services (PECS)  
An accessory device for portable telephones which provides simultaneous functionality of a hands-free accessory device and a data-in-voice modem enabling a portable telephone to be used in a...
6192109 Apparatus and method for improved DSL communication  
The present invention is generally directed to an xDSL modem that is capable of transmitting at multiple data rates. Specifically, the xDSL modem is configured to generally transmit at a high data...
6104726 Simultaneous transfer of voice and data information using multi-rate vocoder and bit control protocol  
A technique and method that efficiently and simultaneously transfers both voice and data information over a single communications link (11). The technique and method utilizes a multi-rate vocoder...
6069899 Home area network system and method  
A home area network system and method uses existing plain old telephone system (POTS) wiring to network computers in a home without disrupting conventional telephone services. The home area network...
6055435 Wireless telephone connection surge suppressor  
A wireless power line carrier voice and data communication device is provided. The device permits a user to connect one or more electronic devices to surge suppress and isolated AC power...
6005873 Apparatus and method for concurrent voice and data transmission  
Communication apparatus comprising a first xDSL transceiver for conveying an xDSL transmission, a splitter for conveying a POTS transmission via a POTS telephone line and the xDSL transmission via...
5999563 Rate negotiation for variable-rate digital subscriber line signaling  
A modem that operates selectively in the voice-band frequency band and at higher frequency bands is provided. This modem supports multiple line codes, like DMT and CAP. The modem uses a Digital...
5991309 Bandwidth management system for a remote repeater network  
A bandwidth management system for a remote repeater network for modifying a first signal to create a second signal within the bandwidth of a communications link, transferring the second signal...
5982784 Bandwidth sharing for remote and local data transfers using multicarrier modulation over common transmission medium  
A system and method for allowing concurrent local and remote network data transfers on a common data transmission link using frequency bandwidth partitioning and reservation is provided. Multiple...
5757803 Pots splitter assembly with improved transhybrid loss for digital subscriber loop transmission  
A data transmission system including a telephone service subscriber loop utilized for transmission of data including telephone service signals; a splitter operable for splitting the subscriber loop...
Matches 1 - 50 out of 68 1 2 >