Matches 1 - 50 out of 142 1 2 3 >


Match Document Document Title
8718274 Interface circuit and main device  
There is provided an interface circuit according to which a telephone or an intercom may be connected to a port of a main device including a telephone exchange function. The interface circuit...
8653969 Home security system  
A security device comprising interfacing means incorporating a speaker (50) and a microphone (49) for interfacing with a person; a mobile network transmitter; an internet communication means; a...
8553865 Multi-point to multi-point intercom system  
A multi-point to multi-point intercom system, formed by at least one intercom server and a plurality of intercom terminals, the intercom terminals registered as talking or listening intercom...
8462929 System, method, and computer program product for storing data associated with origination processing of a call  
A system, method, and computer program product are provided for storing data associated with origination processing of a call. In use, a call is initiated from a first party to a second party....
8311085 Digital intercom network over DC-powered microphone cable  
A digital intercom system provides DC power and multi-channel bidirectional digital communications over existing cabling such as microphone cabling used in analog intercom networks. Three or more...
8311197 Method and system for allocating, revoking and transferring resources in a conference system  
A method of allocating, revoking and transferring resources from a pool of conference resources provided by a conference system comprises assigning a guaranteed status to at least some...
8294574 Security device comprising a plurality of interfaces  
A security device comprising interfacing means incorporating a speaker (50) and a microphone (49) for interfacing with a person; a mobile network transmitter; an internet communication means; a...
8189753 Distributed intercom system with audio bus  
A distributed intercom system that interconnects a hub and various keypad and door zone units having microphones and/or speakers via CAT5 or similar cable having multiple twisted pairs. Audio is...
7869823 Wirefree intercom having error free transmission system and process  
A wireless intercom having a microcontroller that is programmed to place the intercom into a power saving sleep mode unless actively receiving or transmitting signals. The microcontroller of the...
7826628 Addressable amplified speaker assembly and method for addressing the same  
Addressable amplified speakers assembly, and method for addressing the same, suitable for any permanent or temporary public address paging application. Amplified speakers assembly may incorporate...
7642909 System for remotely monitoring a premise  
A system and method for monitoring a premise in case of an emergency and enabling 2-way voice communications with an individual at every possible location within the monitored premises. The system...
7623640 Door intercom system  
Disclosed is a door intercom system, which is installed on a door of a community for communicating with and identifying a visitor and opening/closing the door through a network by an inhabitant...
7567659 Intercom system  
An intercom system is provided which is capable of allowing an emergency notification to be received securely and properly by a contact person, so that upon reception of a call from an...
7353042 Wireless call system  
A wireless call system enables even a bedridden person to easily answer a visitor. The wireless call system has an outdoor unit (3) installed on the outside of an entrance of a structure having a...
7263182 Intelligent access control system  
In operational environments where local loop generation equipment is used, communication interruptions between a central office and a customer premises device is minimized by using a dedicated...
7103392 Wireless intercom system  
A wireless intercom unit includes an electronics housing including a first side, where the first side is configured to interface with a planar surface. The intercom unit also includes a...
7068734 Passive redundant digital data receiver with schmitt-trigger  
A passive coupling structure constructed using printed circuit board traces is used to separate the low and high frequency components of an incoming digital signal. The low and high frequency...
7046774 Intercom apparatus  
An intercom apparatus has a main line connecting intercom master stations in respective residential rooms. Each master station has a terminal unit which is separate from and removable from the...
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.
6963743 Audio panel with wireless telephone input  
An audio panel (10) with a wireless telephone input or interface (54) that provides wireless telephone calling capabilities without affecting other communications functions of the audio panel...
6954639 Audio panel with enhanced intercom isolation modes  
An audio panel (10) with enhanced intercom isolation modes. The audio panel (10) has four intercom isolation modes, including a Co-pilot isolation mode that enables a co-pilot to make private...
6947534 Telephone intercom methods and systems  
Embodiments of the present invention relate to systems and methods for providing an intercom service. In an embodiment of the present invention, an intercom service request is received. The...
6937712 Network-based intercom system and method for simulating a hardware based dedicated intercom system  
A network-based intercom system and method comprises software and the necessary portions of a computer network on which it is implemented. The software includes a dispatcher module to be installed...
6910447 Pet communication apparatus  
A pet communication apparatus for allowing a user to communicate with a pet. The pet communication apparatus includes a housing member being designed for being selectively positioned on a support...
6879670 Collective housing intercom apparatus  
The invention makes it possible to call a resident of collective housing even when the apartment number of the resident is unknown. A collective housing entrance substation is connected to...
6831973 Method and apparatus for executive phone call initiation  
A method and supporting apparatus for an executive phone patch is disclosed. An administrative assistant uses a first phone line to communicate with a first party, places first party on-hold, and...
6760419 Method and apparatus for interfacing a drive-thru intercom system with a telephone system  
A method and system for interconnecting a telephone system and an intercom system. In one exemplary embodiment, telephone switchgear is connected to a telephone interface which provides separate...
6738620 Cordless phone system capable of supporting a broadcast over broadcast mode  
A cordless digital telephone system which allows broadcast over broadcast is provided. Time division multiple access (TDMA) cordless phone systems provide a base unit which is able to provide...
6721408 Method and apparatus for recording or forwarding messages  
A system and method provide the capability for a visitor to a home or business to leave an audio message for the occupants if they are not present. Outside the home or building, an interface may...
6636595 Non-KSU message delivery system  
A non-KSU message delivery system enables any station within the non-KSU system to automatically answer incoming calls and prevents more than one station from automatically answering the incoming...
6539084 Intercom system  
A method of establishing a private audio communication channel on an intercom system (100) having a plurality of intercom units (101-1 to 101-n), is diclosed. The intercom system 100 is activated...
6438221 Electronote wall mounted messaging device  
A wall-hung or shelf situated free-standing voice memorandum system allows an individual to record a message for another member of the household. the system can be used in connection with a...
6243573 Personal communications system  
A personal communications system has a plurality of personal communications units defining a network. The personal communications units are configured to send and receive digital communications...
6233328 Door intercom  
An automatic door answering system comprises a door intercom system, a recording machine, a telecommunication system, first, second and third interfaces, and a microprocessor-based switching...
6226370 Telephone pager and intercom system  
A pager system connectable to the existing telephone wiring for activation through the normal residential DTMF telephone instruments, the system including a plurality of pager devices, each...
6006102 Telecommunication device comprising a base station and at least one mobile station having a particular intercom mode, and method of starting this mode  
In the microprocessor assembly of the base station (51) and of the mobile station of a wireless telephony device, a reduced-intercom mode is implanted intended for sound monitoring, which mode,...
5991397 Voice paging service control method in a switching system  
A method for automatically providing voice paging information of a caller in a switching system having an automatic attendant function. The method includes the steps of controlling an automatic...
5963629 Method for embodying automatic call in a keyphone system  
A method for embodying an automatic call during an idle state. The method for embodying the automatic call in a keyphone system, where an extension number of counterpart's keyphone for automatic...
5933482 Method and apparatus for designating and making an automatic call for a pair of key telephone sets in a key telephone exchange system  
A method for making an automatic call for a designated pair of key telephone sets attendant on a key telephone exchange system. The method includes the steps of designating a specified pair of key...
5887054 Play and plug telephone system  
A distributed processing telephone system for providing "plug-and-play" capability. In particular, a key telephone system comprises a plurality of telephone sets. Each telephone set is coupled to...
5884162 1√óN communication system for private branch exchange  
A press-talk trunk is a communication system receives press-talk signals from voice terminals having press-talk switches. In one aspect of the invention, the press-talk trunk is scanned by a...
5883944 "Plug and play" telephone system  
A distributed processing telephone system for providing "plug-and-play" capability. In particular, a key telephone system comprises a plurality of telephone sets. Each telephone set is coupled to...
5838784 One-touch dialing apparatus and method for registering dialing numbers in a telephone system  
A one-touch dial apparatus and method for registering dialing numbers in a telephone system includes a memory module divided into a plurality of memory blocks, each memory block having a number of...
5781622 Two-line apparatus for telephone intercom  
An apparatus for providing an intercom function on a telephone, without the need for an external power supply, having DTMF or pulse capabilities including an intercom operation device arranged for...
5666428 Audio distribution system  
A signal distribution and communication arrangement includes an electronic processor-based master control unit which controls the broadcast of different types of signals through speakers located...
5657380 Interactive door answering and messaging device with speech synthesis  
An automatic door answering and message system is disclosed. A preferred embodiment of the system has an interior unit and an exterior unit that communicate via an RF link. The system uses voice...
5644630 Intercom system for a service establishment  
An intercom system (110) for a drive-in restaurant (102) is integrated with a point of sale system (118) through a computer (126) that provides for tracking and managing intercom calls to...
5610920 Coupling of voice and computer resources over networks  
Radio and workstation nodes are operated together in a network which may be either a LAN or a WAN network. The audio is sampled from up to 16 voice sources (radios or intercoms) at a 125 micro...
5596631 Station controller for distributed single line PABX  
A telephone station instrument add-on control subsystem with selectable addressing and ringing response delay techniques enhances any conventional instrument by providing added functionalities to...
5594784 Apparatus and method for transparent telephony utilizing speech-based signaling for initiating and handling calls  
A transparent telephony system is disclosed for providing hands-free communication. The transparent telephony system includes a device for initiating a call between a caller's location and a call...

Matches 1 - 50 out of 142 1 2 3 >