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| Number | Title | Issue Date |
| 6240070 | System and method for improving audio quality on a conferencing network A conferencing system (100) improves audio quality by identifying and selectively allowing a dominant audio channel to bypass a lossy compression transformation included in a server 102. The system (100) places conference calls over a network (106) and in... | 05/29/2001 |
| 6240069 | System and method for location-based group services A telecommunications system and method is disclosed for defining location-based group services, which can be implemented within a Group Call Services (GCS) node associated with a cellular network. When a group call is initiated, the GCS can send a positio... | 05/29/2001 |
| 6219412 | Choice of guaranteed vs. bumpable conference call reservations Participants in a pre-planned conference call are permitted to make reservations for ports on a conference bridge that are either guaranteed or bumpable. Guaranteed reservations are fulfilled regardless of subsequent requests for conference bridge space, ... | 04/17/2001 |
| 6209021 | System for computer supported collaboration A system for computer supported collaboration is provided wherein two applications, having individual input devices, are coupled to a network which transmits application data between the two applications. Each application is capable of processing its own ... | 03/27/2001 |
| 6205124 | Multipoint digital simultaneous voice and data system A multipoint conferencing system communicates with a first remote digital simultaneous voice and data (DSVD) modem and a second DSVD modem. The multipoint conferencing system has a first DSVD modem adapted to communicate with the first remote DSVD modem a... | 03/20/2001 |
| 6202084 | System and apparatus to provide a backchannel for a receiver terminal in a conference A computer program product and system for providing a back-channel for a receiver terminal in a conference is described. In one embodiment, the computer program product includes a computer usable medium having computer program code embodied therein to rec... | 03/13/2001 |
| 6199136 | Method and apparatus for a low data-rate network to be represented on and controllable by high data-rate home audio/video interoperability (HAVi) network A PC-based home automation system uses a low data-rate transport layer and COM-based software components for control of devices in a home automation network. The home automation system is merged with a messaging-based HAVi-network that uses IEEE 1394 as a... | 03/06/2001 |
| 6189034 | Method and apparatus for dynamic launching of a teleconferencing application upon receipt of a call In a computer system having a memory, a processor, and a network interface, a method for dynamically launching a conferencing application upon the receipt of an incoming call having the steps of: receiving an incoming call signal on the network interface;... | 02/13/2001 |
| 6185194 | System and method for initiating a telephone call utilizing internet initiation A system and method for uniquely combining the best aspects of the Internet and the Public Switched Telephone Network for calling an entity displayed on a monitor. A user provides an input to the computer to initiate a call. The call request data is recei... | 02/06/2001 |
| 6172965 | Duplex transmission scheme This invention relates to duplex and to half duplex transmission schemes and more particularly to the application of such schemes in TDMA and other multiple access environments. In accordance with a first aspect of the invention, there is provided a metho... | 01/09/2001 |
| 6163799 | Communication navigation system which easily finds person who is interested in the same topic A navigation communication system in which a plurality of clients access information stored in a server via a network, having a personal information control section provided in the server and controls the personal information of the users of the clients w... | 12/19/2000 |
| 6163798 | Multi-head video teleconferencing station A multi-room video teleconferencing station which uses a single personal computer (PC) to provide video teleconferencing from local or remote locations. Two audio/video heads are attached to the system. A first audio/video head is local to the PC and allo... | 12/19/2000 |
| 6163531 | Method and apparatus to throttle connections to a H.323 multipoint controller by receiver terminals in a loosely-coupled conference The present invention is a method of throttling connections to a multipoint controller in a loosely-coupled conference. The loosely-coupled conference includes at least one receiver terminal and a H.323 panel having a multipoint controller and one or more... | 12/19/2000 |
| 6157401 | End-point-initiated multipoint videoconferencing A videoconference gatekeeper (18) inspects the alias-address fields in admission-request messages from videoconference endpoints (12, 14, 16) to determine whether their formats indicate that the alias address should be interpreted as a "compound address" ... | 12/05/2000 |
| 6151621 | Personal conferencing system There is described a personal conferencing method and system for a client (32)/server (30) environment. The server (30) stores conference model data (60) such as a shared chalkboard or a molecular model and each client has a copy of the conference model d... | 11/21/2000 |
| 6148328 | Method and system for signaling presence of users in a networked environment Dynamic information is unobtrusively provided to a target user about other users in an online environment. The target user is informed of the arrival and departure from the environment of particular selected users. Additionally, an indication of an aggreg... | 11/14/2000 |
| 6128304 | Network presence for a communications system operating over a computer network A method and apparatus are implemented for providing traditional telecommunications service capabilities in a packet based computer network. The system and method of the present invention automatically provide such service capabilities in the event a term... | 10/03/2000 |
| 6125115 | Teleconferencing method and apparatus with three-dimensional sound positioning A computer network teleconferencing system is provided in which audio signals are coupled to or associated with source indicators, such as source addresses in TCP protocol packets. Three-dimensional spatialization transforms are applied to audio data acco... | 09/26/2000 |
| 6122259 | Video conference equipment and multipoint video conference system using the same This is to provided a video conference equipment which can realize a flexible multipoint video conference system unlimited in the number of the terminal attending the conference, by only connecting a plurality of video conference terminals to a network, a... | 09/19/2000 |
| 6104705 | Group based control scheme for video compression A method by which video compression parameters of different video streams are changed to optimize overall bandwidth utilization according to rules related to the varying interactions among group members. Different video streams are allocated different por... | 08/15/2000 |
| 6098123 | Method and apparatus for dynamic allocation of bandwidth to/from network adapter memory amongst active input/output ports A dynamic allocation system and method is provided for allocating memory bandwidth associated with a store and forward memory communicating between a node processsor and a network. Dynamic allocation is controlled by a state machine in a network adapter, ... | 08/01/2000 |
| 6094212 | Communication apparatus and communication method using dummy data This invention proposes to eliminate the limitation that the reception data, assigned to a subchannel, cannot be re-assigned to another subchannel in the transmission. For this purpose, in a configuration of the present invention, the transmission informa... | 07/25/2000 |
| 6091714 | Programmable distributed digital switch system A distributed digital switching system is provided that includes a plurality of service controllers (20) which are interconnected to each other through a network (10). A network arbitrator is provided that controls the flow of traffic on the network (10).... | 07/18/2000 |
| 6081513 | Providing multimedia conferencing services over a wide area network interconnecting nonguaranteed quality of services LANs A method for providing real-time multimedia conferencing services is described over a hybrid network, consisting of packet-switched nonguaranteed quality of service local area networks and a cell-switched wide area network having a multimedia bridge conne... | 06/27/2000 |
| 6078658 | Call control system in an intelligent network A call control processing system in an intelligent network providing a service to a subscriber terminal of a user when the user requests a service such as a conference call. The call control processing system has an internal primitive unit for managing th... | 06/20/2000 |
| 6072780 | Dial up telephone conferencing system controlled by an online computer network In a telephone conferencing system, a digital communication network is used to establish and control the telephone connections between multiple conferees with the telephone network being the means of exchanging verbal information. Each conferee may have a... | 06/06/2000 |
| 6069896 | Capability addressable network and method therefor A wireless, peer-to-peer, capability addressable network (22) is disclosed. The network (22) accommodates any number of peers (20). Network connections are formed based upon proximity between peers (20) and upon a needs and capabilities evaluation (82). N... | 05/30/2000 |
| 6069943 | Collaborative conferencing circuit A circuit and method is described enabling a telephone having two or more lines to have the capability of initiating two simultaneous calls, where there is two-way communication on one of the calls (the collaborating call"), and active monitoring of the s... | 05/30/2000 |
| 6061440 | 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 user computer and modem to a user telephone communication ... | 05/09/2000 |
| 6049694 | Multi-point video conference system and method A terminal for use in a multi-point video conference system that includes a plurality of terminals connected to each other via a network, the terminal includes a compressor for packetizing video data inputted from a video camera, and outputting packetized... | 04/11/2000 |
| 6038232 | MPEG-2 multiplexer for ATM network adaptation A moving picture expert group (MPEG)-2 transport stream (TS) multiplexer for an asynchronous transfer mode (ATM) network adaptation. The MPEG-2 multiplexer for ATM network adaption includes media and timer processor, TS packet multiplex controller, buffer... | 03/14/2000 |
| 6038304 | Telecommunications switch incorporating automatic conferencing service A switch for a telephony system in which an automatic conferencing service resides as a software module. To establish a conference call using the automatic conferencing service, an originating party dials a conference call access number. In response, the ... | 03/14/2000 |
| 6026079 | Modem to support multiple site call conferenced data communications Establishing on-line communication between multiple client computers in a computer network by assigning each client computer a different modulation band for outgoing signal transmission. Each client computer has a modem and client software for operating t... | 02/15/2000 |
| 6026080 | Method for providing enhanced H.321-based multimedia conferencing services over the ATM wide area network An enhanced H.321-based multipoint, multimedia conferencing service is provided over the ATM WAN interconnecting geographically dispersed H.321 terminals with a centralized H.321 MCU located within the WAN. The performance of H.321 multimedia conferencing... | 02/15/2000 |
| 6023675 | Audio and video transcription system for manipulating real-time testimony A transcription network having linked computer terminals for a court reporter and for examining, defending, and associate attorneys is disclosed. Based on the hardware present, the court reporter terminal automatically selects the most appropriate synchro... | 02/08/2000 |
| 6011782 | Method for managing multicast addresses for transmitting and receiving multimedia conferencing information on an internet protocol (IP) network In a multicast capable IP network, each client terminal on a multimedia conference, for each media type it transmits, is assigned a multicast IP address and a port number (together known as a socket) on which to transmit packets, wherein each assigned mul... | 01/04/2000 |
| 6005845 | System and method for IP-activated call setup A system and method for facilitating the automatic or programmatic set up of calls and store-and-forward services by or under the direction of an IP in an Intelligent Network (IN) telecommunications system comprising several Intelligent Peripherals (IPs) ... | 12/21/1999 |
| 5999966 | Control network-directed video conferencing switching system and method A system and method is provided to allow a video conference participant to establish and direct a video conference through a control network separate from the conference network that sustains the conference. A video conference switching system host machin... | 12/07/1999 |
| 5995827 | Method of muting a non-speaking cellular telephone caller participating in a conference call A facility is provided in wireless communications system which causes a base station to substitute predetermined signals for speech and/or noise signals that are received from a wireless station that has entered a muting request, in which the predetermine... | 11/30/1999 |
| 5995607 | Enhanced telephony trunk routing An apparatus and a method for enhancing telephony trunk routing includes a call requirements assessor which identifies call requirements associated with a call request. In particular, the call requirements assessor recognizes call requests which are indic... | 11/30/1999 |
