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| Number | Title | Issue Date |
| 7940906 | Phone-independent key expansion module A button box provides additional keys that can be used in conjunction with a telephone. In one embodiment, a button box is configured by associating it with a telephone and by programming its keys. When a key on the button box is activated, a key press event is sent... | 05/10/2011 |
| 7363034 | Cellular docking station A system for communicating with the user of a cellular telephone via the cellular mobile radio (CMR) system and the public switched telephone network (PSTN). A communications interface appends the telephone exchange number of an outgoing communication to include an ... | 04/22/2008 |
| 7248679 | Apparatus and method for transmitting-receiving CID in a PBX A PBX connected to a public exchange includes a separate caller ID service unit for providing a caller ID and/or a system tone by performing a digital signal process. To display the caller ID on a receiver terminal, or caller ID phone, a line is established with the... | 07/24/2007 |
| 7197123 | System and method for presenting caller identification logs Call identification information regarding calls placed to or from a wireless device that subscribes to a Call Log service is recorded and stored in network-based incoming and outgoing call information logs, preferably at a Service Node. The network is prompted to ca... | 03/27/2007 |
| 7174007 | Method and apparatus providing caller identification telephone service with a real time audio message An Audio Caller ID service is provided which permits the calling party to speak a real time audio message that can be received and played by the called party's Caller ID equipment while his telephone equipment remains in the “on-hook” state. A calling party whic... | 02/06/2007 |
| 7149522 | Service mobility and recovery in communication networks A method improves mobility and service recovery for a user in a wireless communication network. Service information concerning the user is stored in a registrar. A subscription message is sent from a user terminal to the registrar. A header in the subscription messa... | 12/12/2006 |
| 7023982 | Telephone plug system A telephone plug system includes a jack body having one end adapted to be inserted into standard wall telephone jacks, having at least one receiving socket at another end adapted to receive a conventional plug which is attached to a telephone line operated device. O... | 04/04/2006 |
| 6996219 | System and method for sending called party caller identification information to a forward-to telephone device in a communications system A method, computer program product, and a signaling system for conveying caller identification information of a called party to a forward-to telephone device in a communications system. A call set up message is received at a switching system servicing a called telep... | 02/07/2006 |
| 6975713 | Providing multiple line functionality using alternative network telephony Providing multiple line functionality using alternative network telephony is disclosed. A local telephone installation comprises a first and second telephone equipment (associated with a first and second local node, respectively), and local telephone wiring connecte... | 12/13/2005 |
| 6952468 | Method for providing call-connected party's information in private exchange network A method provides a call-connected party's information to a terminal in a private exchange network. The method displays the call-connected party's information in a private exchange network, and provides accurate information of a call originator to a terminal of a ca... | 10/04/2005 |
| 6940959 | Remote broadcast of call announce and call screening information A local CPE broadcasts incoming call information to at least one remote CPE. Before or after at least one ring tone is received, the local CPE is taken off-hook. An incoming voice message is received, and the incoming voice message is broadcast over a communications... | 09/06/2005 |
| 6853712 | Communication apparatus connected to an exchange network having a service of notifying identification information of a calling party A communication apparatus for an exchange network having a service of notifying the telephone number of a caller during a call-receiving operation can recognize respective callers of past call-receiving operations. During a call-receiving operation, a communication ... | 02/08/2005 |
| 6801608 | Telephone incoming signal discriminator A telephone incoming signal discriminator includes a first relay, an FSK detector, a DTMF detector, a pin detector, a tone amplifier and oscillation control, an FSK/DTMF decoder IC, a memory, a buzzer, a comparison/setting control IC, an auto answer machine, and a s... | 10/05/2004 |
| 6775554 | Calling apparatus and calling method in a telephone A telephone number memory circuit is provided in which data for determining the display of a call on a selected one of call receiving modules depending on the telephone number of a caller is stored. As the call is received from the service network, the telephone num... | 08/10/2004 |
| 6775364 | Method and apparatus for selectively sending a false system information tone on a telephone line A method and apparatus for selectively sending a false system information tone (SIT) in response to an incoming telephone call is provided. One embodiment of the apparatus includes a telephone line interface, caller identification (caller ID) module, programmable os... | 08/10/2004 |
| 6603845 | Phone device directory entry addition The addition of directory entries into phone devices, such as telephones, is disclosed. The phone devices are coupled to common phone line wiring, and have caller ID, caller log, and directory storage capabilities. Phone calls are simulated to the phone d... | 08/05/2003 |
| 6574318 | Call related information receiver to receiver transfer A call related information detector/receiver system which is capable of downloading call related information received at that device to another call related information detector/receiver system remote from the system which initially received the call rela... | 06/03/2003 |
| 6389125 | Shared information between multiple telephones A technique and apparatus allowing data transfer between multiple telephone devices on a common telephone line, e.g., to synchronize call related information such as Caller ID data. Data which may be transferred includes call related information to other ... | 05/14/2002 |
| 6333978 | Telephone system It is an object of the invention to provide a telephone system which is capable of protecting privacy of a manager of a slave unit on an incoming caller telephone number as well as protecting privacy of a manager of a master unit on an incoming caller tel... | 12/25/2001 |
| 5905786 | Console and extension telephone system A system and method for altering an incoming ring signal to produce a selected ring signal on a telephone device. The incoming ring signal is accompanied by a caller ID packet and provided by a telephone utility provider responsive to a call made by a cal... | 05/18/1999 |
| 5623537 | Telephone message center A telephone message system overcomes the problems and limitations of presently available systems that seek to enhance inter-and intra-premises communications. The system advantageously comprises a controller unit with Caller ID capabilities and one or mor... | 04/22/1997 |
| 5604791 | Single line telephone answering system with access security features A versatile phone system, consisting of a base unit and one or more peripheral utility devices, is used on the user's premises to provide an effective and private means of telecommunication. A plurality of telephone numbers and names are stored in the mem... | 02/18/1997 |
| 5574777 | Caller ID and call waiting for multiple CPES on a single telephone line In accordance with the present invention, provided is a system allowing a plurality of conforming customer premise equipment ("CCPEs") on a single telephone line to display a third party's caller information while users are communicating with a second par... | 11/12/1996 |
| 5550900 | Apparatus and method for routing messages in a telephone message center A telephone message system overcomes the problems and limitations of presently available systems that seek to enhance inter-and intra-premises communications. The system comprises a controller unit with Caller ID capabilities and one or more adjunct units... | 08/27/1996 |
| 5386460 | Feature configurable telephone terminal A telephone terminal is configurable by a user to contain just those features desired by the user. Although equipped with a full set of available features, the terminal also is initially configured only with a minimum default set of features directly and ... | 01/31/1995 |
