Patents
Patents for H04M 11 - Telephonic communication systems specially adapted for combination with other electrical systems (53,055)
10/1994
10/12/1994CN2179673Y Telecontrol electronic intelligent alarming telephone
10/12/1994CN1093475A Computer and telephone apparatus with user-friendly computer interface and enhanced integrity features
10/11/1994US5355507 Computer system for arbitrating the operation of a built-in modem and external SIO circuit
10/11/1994US5355365 Intelligent local area network modem node
10/11/1994US5355302 System for managing a plurality of computer jukeboxes
10/11/1994US5354069 Lottery emulation system
10/11/1994CA1332479C High impedance signal detection device
10/06/1994DE4411354A1 Anti-theft device with auto-dialling pulse-controlled police call
10/05/1994EP0617869A1 Multi-purpose modular cordless telephone.
10/05/1994CN2178968Y Telephone transmission apparatus for electrocardiogram
10/04/1994US5353398 Group working system having operator discriminating function
10/04/1994US5353338 Multi-mode modem for automatically switching between data transmit and control command modes
10/04/1994US5353337 Device for the transmission of data by telephone line
10/04/1994US5353334 Interface for connecting computers to radio telephone networks
10/04/1994US5353328 Data adapter for a radiotelephone
10/04/1994US5353280 Full-duplex start-up for modems
10/04/1994CA2028231C Communication system comprising a called receiver and a communication apparatus
10/04/1994CA2006140C Communication device connected to telephone line together with telephone set
09/1994
09/29/1994WO1994022262A1 Alarm system
09/29/1994WO1994022261A1 Apparatus to provide a remote display of the operating condition of a water treatment system
09/29/1994WO1994022259A1 Method and system for managing telecommunications such as telephone calls
09/29/1994WO1994022255A1 Self-diagnostic system for cellular-transceiver systems
09/29/1994WO1994022254A1 Connecting device
09/29/1994WO1994022246A2 Transcription system for manipulating real-time testimony
09/29/1994WO1994022098A1 Patient care and communication system
09/29/1994WO1994011983A3 Data burst system for a telephone network
09/29/1994CA2158738A1 Alarm system
09/28/1994EP0617557A2 Checking and/or adjusting system for electronic equipment using a telephone line
09/28/1994EP0617350A1 Method and device for remote management and self-diagnosis of heating and air-conditioning installations
09/28/1994CN1092922A Method for initializing a set of ISDN adapter cards being plugged in a workstation operating as an ISDN primary gateway, and apparatus
09/27/1994US5351288 Voice bridge for a relay center
09/27/1994US5351285 Multiple format telephonic interface control system
09/27/1994US5351272 Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines
09/27/1994US5351190 Communication apparatus and method establishing a language dependent sort order search
09/26/1994CA2119825A1 Checking and/or adjusting system for electronic equipment using a telephone line
09/21/1994EP0616456A2 Multimedia communication system, transmitter and receiver therefor
09/21/1994EP0604442A4 Method and apparatus for providing telepoint to telepoint calling between pager equipped handsets.
09/20/1994US5349640 Option bus adapter
09/20/1994US5349635 Half-duplex or full-duplex automode operation for use in data communications equipment
09/20/1994US5349634 Facsimile apparatus
09/20/1994US5349633 Telephonic-interface game control system
09/20/1994CA2022360C Automatic meter reader with microcomputer control system
09/15/1994WO1994021084A1 Interactive system for telephone and video communication including capabilities for remote monitoring
09/15/1994WO1994021077A1 Telecommunication device and method for interactive voice and data
09/15/1994DE4307244A1 Alarm signalling system
09/15/1994CA2157903A1 Telecommunication device and method for interactive voice and data
09/14/1994EP0615372A1 Improved data terminal for telephone circuits
09/14/1994EP0615368A2 Multi-media integrated message arrangement
09/14/1994EP0614590A1 Telematic terminal with full or reduced wanted information bit rate
09/14/1994CN1092226A Power line using telephone network system
09/13/1994US5347567 Apparatus and method for identifying a calling station
09/13/1994US5347305 Video telephone system
09/13/1994US5347304 Remote link adapter for use in TV broadcast data transmission system
09/07/1994EP0614305A2 Voice/image simultaneous communication apparatus
09/07/1994CN1091881A Pstn architecture for video-on-demand services
09/06/1994US5345501 Telephone central office based method of and system for processing customer orders
09/06/1994US5345495 Data diagnostics with leds on the face of a telephone
09/06/1994US5345258 A videophone having an automatic answering capability
09/06/1994US5345046 Voice communication for elevator
09/06/1994CA1331884C Telephone dial-up vendor service
09/01/1994WO1994019899A1 Remote automatic meter reading apparatus
09/01/1994WO1994019897A1 Temperature compensation for trans-hybrid loss in a miniaturized data access arrangement
09/01/1994WO1994019893A1 Method and arrangement for communication of information
09/01/1994CA2118326A1 Method and arrangement for communication of information
08/1994
08/31/1994EP0613286A1 Communication apparatus utilizing a public line
08/31/1994EP0613278A1 Calling terminal controlled call coverage
08/31/1994EP0612456A1 Transmission system for coded speech signals and/or voiceband data
08/31/1994EP0612455A1 Stand-alone device to transfer computer files using a communication line shared by a facsimile machine
08/31/1994EP0195786B2 Telephone switching system adjunct call processing arrangement
08/31/1994CN1091562A Method and apparatus for noise quieting during resynchronization of digita communication system
08/31/1994CN1091559A Full-automatic radio pager system compatible with sound and numeral
08/30/1994US5343516 Computer telecommunications signalling interface
08/30/1994US5343515 High speed modem
08/30/1994US5343420 Signal discrimination circuit
08/24/1994CN2175500Y Wire-less remote control open-lock direct talking telephone for alarming
08/23/1994US5341474 Communications architecture and buffer for distributing information services
08/23/1994US5341418 ISDN terminal adapter for access from analog signal equipment of four-wire full duplex type to ISDN
08/23/1994US5341417 Integrated PCM-CODEC circuit with telemetering noise elimination
08/23/1994US5341167 Visual and sound communication system with remote control means
08/23/1994CA1331648C Multimode modem
08/18/1994WO1994018785A1 Remote interactive projector
08/18/1994WO1994018782A1 Radio telephone system using voice/data signal
08/18/1994WO1994018780A1 A telephone system and adapter therefor
08/18/1994WO1994018663A1 Image communication apparatus
08/18/1994CA2155665A1 A telephone system and adapter therefor
08/18/1994CA2155189A1 Image communication apparatus
08/18/1994CA2133730A1 Radio telephone system using voice/data signal
08/17/1994EP0458791B1 Payphone system
08/17/1994EP0358688B1 Method for dynamically allocating data channels on a trunked communication system
08/16/1994US5339358 Telephone keypad matrix
08/16/1994US5339355 Modem pooling system for communicating between a telephone and a plurality of data terminals
08/16/1994US5339351 Emergency response system
08/10/1994CN1090693A Method for influencing signalization by use of terminal of communication system
08/10/1994CN1025648C Coupling device to be connected to a DCE for the connection to a public switched telephone network having a local power supply circuit for allowing the use of the local telephone,......
08/09/1994US5337349 Image telecommunication apparatus
08/09/1994US5337348 Modem pooling system for communicating between a telephone and a plurality of data terminals
08/09/1994US5337347 Method and system for progressive database search termination and dynamic information presentation utilizing telephone keypad input
08/09/1994US5337342 Emergency call system
08/09/1994US5337165 Architecture for a telephone facsimile terminal
08/09/1994US5337044 System for remote computer control using message broadcasting system