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7391856 |
Intelligent switching system for voice and data
A teleconferencing system for voice and data provides interconnections among user sites via a central station. User stations at user sites each alternate operation between a data mode connecting a...
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7376127 |
Methods for reconstructing missing packets in TTY over voice over IP transmission
A system for reconstructing missing packets in a packetized audio TTY stream that includes:
(a) an input 328 operable to receive a plurality of first packets, each comprising one or more...
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7352776 |
Line terminator unit for a subscriber line
The invention relates to a line terminating device for a subscriber line which transmits and receives broadband signals via a single subscriber line, a broadband signal being composed of a...
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7349536 |
Techniques for providing uninterrupted digital communications to customers coupled to local loop generation equipment
Uninterrupted digital communications are provided between a central office and a customer premises by using a high-pass or bandpass filter to bypass local loop generation equipment. In many...
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7305006 |
System for allowing a single device to share multiple transmission lines
A front end, such as can be used in a Home Phoneline Networking Alliance network, may connected to a plurality of transmission lines. Each of the plurality of transmission lines may connected to...
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7269210 |
Electrical isolation techniques for DSL modem
One embodiment of the present invention provides a DSL modem for coupling a transmission line to a communication system interface, the modem having digital isolation and power isolation. Another...
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7266391 |
Expanded display and input-output device for mobile wireless telephone
A keyboard and a microphone for inputting information, a display screen and a speaker for viewing or hearing information, and a processor, all mounted to or within a housing in the form of a laptop...
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7263362 |
System and method for deploying multi-function access points in a data network
An apparatus is described comprising: telephony circuitry electrically coupled to a telephone network, the telephony circuitry to transmit and receive telephone signals over the local telephone...
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7233649 |
Faster modem method and apparatus
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...
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7231229 |
Communication device interface
In a communication device, user activation of a speed-dial button causes a context-sensitive menu to be displayed. The menu lists available options, or communication modes, for contacting the party...
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7227944 |
Echo reduction for a headset or handset
The present invention provides an echo reduction apparatus, system, and method that advantageously reduces echo when communicating over packet-switched networks. An echo reduction apparatus,...
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7215763 |
Self-calibration procedure in physical layer transceiver for home telephone wire network
A novel method of configuring a physical layer transceiver for providing data communications via residential wiring. A transmit section of the transceiver produces a pulse signal having selected...
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7212616 |
System for adapting a conventional telephone line to a data and voice transmission local network
The system includes a device ( 1 ) for detecting hung up/picked up line, which provides a signal showing whether the line is open or closed, a device ( 2 ) for closing or opening the line ( 7 ),...
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7180988 |
Packet network interface device and systems and methods for its use
Certain embodiments of the invention provide network interface devices, as well as systems and methods for using them. For instance, in accordance with some embodiments, a network interface device...
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7177394 |
Connection architecture for XDSL networks and intermediate distribution frame for said architecture
The connection architecture is configured to digitally monitor filters therein, directly connecting a test table to the intermediate distribution frame without requiring wiring to the DSLAM. Filter...
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7170981 |
Dual IP phone and method of telecommunicating by using the same
A dual phone, and method of telecommunicating by using the same, have an ISDN phone and IP phone. The dual phone recognizes one of ISDN mode, IP mode, and external connection mode from a user...
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7167548 |
Method and apparatus for modifying gain settings in a connection interface
The operating characteristics of a network connection are modified to improve connection performance. Operating limits for the connection interface are identified. New gain setting are selected for...
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7151823 |
Determining whether a telephony call is permitted based on permission data
Apparatus and methods to store permission data relating to security for a system and to receive a request to establish a telephony call. In response to the request, the telephony call is...
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7151820 |
System for and method of detecting a connection of a text telephony (TTY) device to a mobile phone
A system for and method of detecting a connection of a text telephony (TTY) device to communication device, such as, a mobile telephone. The communication device provides a TTY bearer bit to its...
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7145992 |
Network system and method for automatically interfacing with communication apparatus of different standard
A communication apparatus including a network control unit for interfacing with a telephone line. The network control unit comprises a direct current circuit in which a loop state direct current...
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7139104 |
Downsized facsimile machine using semiconductor DAA
A facsimile machine having a semiconductor DAA provided in a line I/F part performing facsimile data communication with a network includes a tone signal reception part in the form of a...
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7127062 |
Hybrid circuit for a broadband modem
A hybrid circuit that couples a broadband modem to a POTS or ISDN telecommunication line (TL) and includes a transformer bridge circuit (TBC) that includes a bridge circuit (BC). The bridge circuit...
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7127043 |
Secondary subscriber line override system and method
A method and system of utilizing a secondary telephone line service, and in one embodiment encompasses analyzing a dialing sequence to convert from utilizing the secondary telephone line service to...
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7123701 |
Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
A network for transporting power and multiplexed data and digital telephone signals. The network includes at least three nodes and first and second wiring segments in a building for carrying the...
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7113575 |
ADSL filter
An ADSL/POTS filter arrangement includes a filter and a switchable return loss correction circuit coupled to one side of the filter. The switchable return loss correction circuit includes a...
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7099443 |
Fiber optic internet protocol network interface device and methods and systems for using the same
A network interface device located at a customer's premises includes an external interface that receives a plurality of telecommunication services via a fiber optic connection from a...
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7095849 |
Integrated filter and modular jack for voice over digital subscriber line service
An integrated filter and modular jack for filtering a voice signal delivered over a digital subscriber line between a first communication circuit and a second communication circuit where the voice...
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7094110 |
Computer disconnect device
A computer disconnect device that may have an external communications cable connector; a jumper communications cable connector; a switch; external wiring for connecting the external communications...
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7089033 |
Mobile terminal having UWB and cellular capability
A transceiver capable of handling both UWB and narrowband calls includes a mechanism for detecting when a signal from one of the narrowband systems will interfere the UWB communication and...
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7088803 |
Data access arrangement utilizing a serialized digital data path across an isolation barrier
A modem utilizing a DAA having line side circuitry including a telephone network interface and system side circuitry including a host system interface. The line side circuitry and the system side...
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7079646 |
ADSL receiver high pass filter architecture
An ADSL receiver HPF architecture 300 that reduces the number of Op Amps below that required for known ADSL receiver HPFs. The ADSL receiver HPF 300 is implemented as an active RC filter to...
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7072464 |
Network communication device and hybrid circuit thereof
A network communication device and hybrid circuit thereof. The hybrid circuit includes a first transformer, a second transformer and a protector electrically connected between the primary winding...
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7065205 |
Line sharing multipoint pots splitter amplifier-based coupler
The eavesdropping prevention system and method of the present invention provides for shunting leakage signals in a communication system. The amplifier-based coupler is constructed with amplifiers...
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7058713 |
Method to assess the quality of a voice communication over packet networks
The present invention provides a test method which can determine whether a user terminal is capable of supporting a real time connection, such as a computer telephony link, with a network terminal...
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7050553 |
Communication device that provides enhanced services
A communication device is described that includes a POTS interface system, a processing system, a conversion system, a voice interface system, and a digital interface system. When in operation, the...
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7050552 |
System and method to mitigate pots ringing interference in DSL
A system and method are disclosed to mitigate the interference on DSL due to high frequency components associated with a change in a POTS condition, such as POTS ringing. In response to detecting...
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7046773 |
System and method for preventing telephone line blocking by a modem
A modem includes a Digital Access Arrangement (DAA) Circuit and modem software that is executed by a processor. When the DAA Circuit detects that the modem software is nonfunctional, it enters an...
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7042991 |
Method and apparatus for extending a telephone's capabilities
An application programming interface (API) enables a telephone to utilize the hardware resources of a computer that is connected to the telephone in a master/slave relationship that causes the...
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7023987 |
Method and apparatus for adapting a phone for use in network voice operations
An interface is provided between a conventional telephone and a conventional computer configured for network voice applications including a sound card and modem. The interface allows for use of the...
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7020274 |
Universal apparatus and method for interfacing signals with telephony networks
A communication apparatus is used to interface signals with any one of a plurality of telephony networks having different impedances. The apparatus includes memory, a processor, a digital-to-analog...
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7013000 |
MTA intercom feature
The present invention provides a media terminal adaptor having an internal logical interface to permit communication connections to be established between ports of the MTA.
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7006610 |
Download booster for ADSL transmission
Systems and methods are described for a download booster for ADSL transmission. A method includes extending a digital subscriber loop including: coupling a telephone company central office to a...
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7006559 |
Automatic switching between DSL and analog on a single RJ-11 DSL/analog combo modem
Standard analog modems (modulator-demodulator devices) are currently commonplace in the home and office environments, where they are used to enable electronic devices, such as personal computers,...
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6999792 |
Input-output device with universal phone port
A keyboard and a microphone for inputting information, a display screen and a speaker for viewing or hearing information, and a processor, all mounted to or within a housing in the form of a laptop...
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6996226 |
Communication system
An object of the invention is to provide a communication system that enables telephone communications to be quickly performed by a simple operation. A user activates a telephone directory...
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6980645 |
Low-pass filtering device with integrated insulator and private installation comprising same
A filtering device for a narrow-band terminal in a private installation connected to an access network carrying narrow-band services (analogue or ISDN) and broad-band services (xDSL or HomePNA)....
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6980630 |
Self contained voice and internet device with telephone keypad controls
The present invention teaches the use of a telephone keypad to control operations of an internet/telephone call switching device. Using the present invention, a user can switch from modem usage of...
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6973169 |
Telephone network for a structured item and telephone communication system between remote structured items using this network
This invention relates to electronic communications technology. A telephone network of a structured site of the business office type comprises a local computer network linking computers at the...
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6970905 |
Point to multi-point communications system
A point-to-multipoint communications network connecting multiple subscribers to a single communications line. A plurality of subscriber communications interfaces are connected in parallel to form a...
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6970538 |
Networks for telephony and data communication
A local area network using the telephone wiring within a residence or other building simultaneously with telephony signals. The local area network uses high pass filters to access the...
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