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Match Document Document Title
7227939 Security features for an integral PLC modem  
At least one exemplary embodiment of the present invention includes a method comprising receiving a connection request at a modem integral to a programmable logic controller, and allowing access to...
RE39406 Telephone line coupler  
The telephone line coupler circuit has a single transmit opto-coupler whose output includes a DC bias component connected to a gate of a line seize switch for connecting a DC line seize load across...
7071702 Multi-jack detector  
A multi-jack detector for detecting states of a plurality of jacks. Each jack comprises a first switch having a first normally closed terminal and a first output terminal. The multi-jack detector...
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...
7035402 Portable communication unit  
A portable communication unit is provided that permits a cord to be received and stored easily, while preventing undesired unwinding of the cord. Even when the communication unit is carried and...
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)....
6965672 Electronic switching system  
An electronic switching system, comprising a common source of voltage to a plurality of user stations connected in parallel, an electronic means of connection to electrically connect a chosen user...
6757379 Apparatus for the attachment of a computer to a telephone set, and a computer comprising the same  
An apparatus for attaching a personal computer ( 40 ) comprising an audio system to a telephone network. The apparatus comprises first connector ( 12, 16 ) for the connection to the base ( 20 ) of...
6735453 Automatic headset hookswitch  
A headset storage device includes a headset cradle, a switch and a manual override device. The headset cradle has two positions: a first position when the headset cradle is supporting a headset and...
6636601 Method for adapting supplementary equipment to an analog telecommunications terminal and device for that purpose  
A method for adapting supplementary equipment, such as automatic answering equipments, intercommunication stations, automatic dialers and the like, to an analog telecommunications terminal as well...
6631278 Method for originating packet data calls via dial-up networking applications  
A system and method for selecting from a plurality of data service options in a wireless communication network is presented. The system includes a terminal device for originating a call and for...
6563866 Bus-powered modem interface device  
A modem interface device is coupled to a computer such that the device is powered via a power signal received from a bus port of the computer, such as a Universal Serial Bus (USB) port, a RS-232...
6456715 Connecting a telephone  
A computer system is used with a telephone that is operable by a user to furnish a predetermined command. The processing unit and a control circuit. The central processing unit is connected to...
6438384 Telephone instrument with built-in modem device, and system for voice communications over the internet  
A telephone instrument includes a built-in modem device that is connected electrically to a telephone line and to a data network terminal. The modem device can be activated by the data network...
6370399 Determination of mobile service option via phone number  
A system and method for selecting from a plurality of data service options in a wireless communication system having mobile data service support. The system comprises a terminal device includes a...
6292558 Telephone network interface apparatus  
A telephone network interface apparatus for use in the subscriber loop of a telephone transmission system, i.e., connected to a non-telephone company owned premise wiring (a consumer household) and...
6282235 Signal processing apparatus  
A signal processing apparatus having a register unit with the number of bits required for signal processing, which is not larger than predetermined number of bits, and comprising a ROM which...
6266418 Encryption and authentication methods and apparatus for securing telephone communications  
An encryption device for a telephone having a handset and a base unit is disclosed. The device includes a handset interface, a first converter, an encryption processor, a second converter, and a...
6222910 System and method for connecting and interfacing a communications device to a telephone line via a telephone set  
The present invention is directed to a novel system and method for connecting and interfacing a communications device, such as a modem, to a two-wire telephone line via a telephone base set,...
6084950 Audio communications device adapter  
An audio communications device adapter connects a plurality of audio communications devices, such as headsets, to digital data paths, such as T1 or E1 data paths in a telephony system. The adapter...
6061438 Extension-in-use exclusion apparatus  
An extension-in-use exclusion apparatus is for use in a telephone system. The system has a telephone device, a telephone line, and two telephone extensions connected to the line. The apparatus is...
6043626 Auxiliary battery holder with multicharger functionality  
A portable electronic device holder having a housing defining a cradle for holding an electronic device, a battery integrally connected with the housing for powering the electronic device in...
6035031 Method and apparatus automatic call-back  
An automatic call-back device notifies a subscriber when a called party's telephone station is no longer busy. When the subscriber calls a called party and the called party's telephone station is...
6014435 Unauthorized call defeat apparatus  
A call defeat device to prevent calling unauthorized numbers, such as long distance, 1-900 etc., which is adapted to prevent a caller from successfully dialing one or more predetermined digit...
5999602 Telephone with interface linking to television  
The present invention relates to a telephone with an interface connection with the television, which includes a basic telephone set, central processing unit (CPU), display controller and a control...
5999400 Modular plug with electronic components  
A modular plug which has an insulative housing comprising a front wall, a rear wall, a top wall, a bottom wall and a pair of lateral walls which are perpendicularly interposed between the top two...
5974142 Secure telecommunications  
A security node disposed in the telecommunications network connecting calling and called parties transforms information (which can be voice, data, facsimile, video and other types of calls or...
5937334 Radio communications and telephone network interface system  
A phone patch 26 for interfacing between a radio 12 and a telephone network 32 includes means for electrically coupling audio signals between the radio 12 and the telephone network 32. A monitoring...
5909488 Communication apparatus having a non-ringing call receiving mode and an energy-saving stand-by mode  
A communication apparatus has a power saving stand-by mode for reducing power consumption during stand-by and a non-ringing call receiving mode for communication without ringing an attached...
5907613 Telephone silencing system  
A telephone silencing system is provided for use with at least one telephone receiver and an external telephone line electrically connected with the telephone receiver. This system includes a...
5896451 Adaptive telephone interface  
The present invention relates to an adaptive telephone interface for use in a telephone apparatus comprising a telephone terminal including signal amplifier means, and audio/input device. The...
5875233 Audio record and playback through a standard telephone in a computer system  
A method for performing audio input/output through a telephone in a computer system, wherein a telephony driver and an audio driver and an audio task executing on a digital signal processing...
5850436 Communication between a telephone and a computer system  
A method and apparatus provide communication in a telephone system connected to an external phone line, wherein the telephone system has a telephone line, a telephone, a phone interface unit...
5841836 Network termination equipment  
A network termination equipment for connecting telecommunications apparatus to a telecommunications network has operative elements to perform terminal functions. The termination may perform line...
5825873 Interface for providing call control for a headset attached to a telephone providing call control for a headset attached to a telephone  
A host telephone is connected by an interface to an accessory item. The accessory item is, for example, a cordless headset, a headset amplifier, a remote telephone dialing device, a cordless...
5802148 System for generating aural announcements within a premises  
A system for generating aural announcements of incoming calls within a premises has a premises phone connected within a premises phone line that forms first and second communication channels. The...
5790660 Shunted modular jack  
A shunted modular jack is provided with a shunting module mounted against a rear face of the modular jack. The shunting module comprises a housing and shunting contacts having pairs of shunting...
5768351 Method and apparatus for connecting a telephone to a voice capable modem  
A circuit for providing an interface between a telephone set and a modem having voice processing capabilities that allows digitization of the voice to occur and provides an improved capability for...
5724421 Telephone network interface apparatus  
Network interface apparatus for being mounted on a connector block and for interconnecting at least one incoming telephone company line to at least one telephone subscriber line and for providing a...
5719934 Apparatus for connecting and disconnecting subscriber premises line and incoming telephone company line  
Module for being mounted to telephone network interface apparatus and for interconnecting and disconnecting a subscriber premises line to and from an incoming telephone company line and for...
5719931 Access code dialing apparatus and method  
An automatic access code dialer stores a user entered telephone number and compares the first three digits of the stored telephone number to a list of three digit numbers that specify telephone...
5719917 Circuit for activating back-up lines  
Disclosed is a circuit which permits automatic switching between a main line and spare line at a subscriber's network interface device. A relay is provided between the two lines, which relay is...
5687233 Modular jack having built-in circuitry  
A modular jack includes a filter circuit for each of the transmit and receive pins in order to shape the signal waveforms, isolate the user from the line, and filter out both common and...
5666408 Dual-line telephone jack adapter and cable coupler  
A 4-pin telephone jack adapter which alters the pin configuration of a 4-pin telephone jack such that the phone line connected to the two outer pins of the jack is connected to the two inner pins...
5636282 Method for dial-in access security using a multimedia modem  
A multi-media modem is used to provide a security access arrangement that identifies a calling party to a computer system. In particular, a multi-media modem couples both an analog channel and a...
5625874 Terminal station which does not cause an interruption of communication on changing of a communication system  
For preventing a mobile radio terminal station from causing an interruption of communication on changing of a communication system, a receiving apparatus receives a main and a supplementary...
5625686 Customer-accessible test port for network interface device  
A subscriber module (40) for a network interface device (10) having a jack (100) defining a plug-receiving cavity (102) thereinto, and having a plug (50) insertable into the jack. The plug includes...
5625679 Telephone handset interface for alternating voice-data (AVD) modem  
An interface between an alternating voice-data (AVD) modem and a telephone that allows the modem to be connected to a PBX or office-type telephone system without using special software. The user...
5608797 On-line indicator for multipurpose headset amplifier  
An on-line indicator (40) for the multipurpose headset amplifier comprises a holder in two parts (45) arranged to be snapped onto the ascending, holder (10) which is mounted on the housing (5) of...
5600716 Customer-accessible test port for network interface device  
A subscriber module (40) for a network interface device (10) having a jack (100) defining a plug-receiving cavity (102) thereinto, and having a plug (50) insertable into the jack. The plug includes...
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