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The Quarterly Review ; March edition, 1825
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| Number | Title | Issue Date |
| 7885209 | Alternatively enabling and disabling the talk paths of endpoints that share a virtual address In a communications system where a plurality of endpoints share a virtual address, all of the endpoints are involved in a communication with one of them, but only one has its talk path enabled at any one time. Each endpoint has an actuator that, when actuated, enabl... | 02/08/2011 |
| 7646736 | Video conferencing system A method configured to continuously receive frames from a plurality of video channels and transmit to each of a plurality of participants in a video conference individual frames containing information concerning each of the video channels. The method only transmits ... | 01/12/2010 |
| 7499416 | Video teleconferencing system with digital transcoding A video teleconferencing system uses digital transcoding to obtain algorithm transcoding, transmission rate matching, and spatial mixing. The video teleconferencing system comprises a multipoint control unit (MCU) for allowing multiple audiovisual terminals, which s... | 03/03/2009 |
| 7430288 | Exchange and conference communication method therefor An exchange capable of increasing the number of participants in a conference without increasing conference circuits for conference communications. The exchange (2) switches connections either between a line wire (11) and a plurality of extensions (1... | 09/30/2008 |
| 7428223 | Method for background noise reduction and performance improvement in voice conferencing over packetized networks The present invention is directed to a system and method for background noise reduction and performance improvement in conferencing. A method for providing a conferencing session may include receiving inputs from a number of participants in a conferencing session. A... | 09/23/2008 |
| 7420935 | Teleconferencing arrangement A method and an apparatus for controlling a conference call is a system which comprises a conference bridge for combining several audio signals arriving from terminals and for transmitting the combined signal further to at least one of the terminals using at least o... | 09/02/2008 |
| 7415499 | Method and apparatus for listening for incoming calls on multiple port/socket combinations In one embodiment, the invention provides a method comprising loading a set of transport components into a memory; initializing each transport component of the set of transport components to listen on a particular conferencing interface using a listen string to asso... | 08/19/2008 |
| 7366780 | System and method for controlling and managing sessions between endpoints in a communications system In a communications system having a plurality of endpoints (240,242,246) each including a logical entity and its physical counterpart, a system for controlling and managing session between at least two endpoints. The system including a registration manager ( | 04/29/2008 |
| 7356024 | Communication apparatus and communication method A correlation memory section 105 stores a prescribed table in which each control data is grouped for each kind of it (for each message unit) to be correlated to each other. A control data synchronization section 104 successively accumulates input contr... | 04/08/2008 |
| 7353038 | Method and apparatus for indicating an expected level of quality in a private push to talk (PTT) network A method and apparatus for indicating an expected level of quality in a private Push To Talk (PTT) network are disclosed. The method and apparatus receive at least one of an affiliation message and a talkgroup call request for a first subscriber unit of the private ... | 04/01/2008 |
| 7343153 | Control of a multicall in a telecommunications system A telecommunications system comprising an arrangement for controlling a multicall over a transmission path between a telecommunications network and a subscriber terminal. A multicall may have three different bearer configurations: each call of the multicall has a de... | 03/11/2008 |
| 7339605 | Conference link between a speakerphone and a video conference unit A conference link between devices in teleconference system at one site is disclosed. The linked devices include video conference units, speakerphones or stand-alone loudspeakers. Audio data can be transmitted through the conference link between devices. Audio data p... | 03/04/2008 |
| 7334068 | Physical layer device having a SERDES pass through mode A physical layer device (PLD), comprising: a first serializer-deserializer (SERDES) device having a first parallel port; a second SERDES device having a second parallel port; a third SERDES device having a third parallel port; and a path selector being selectively c... | 02/19/2008 |
| 7315556 | Shared CODEC in multiprocessor systems A single coder/decoder shared among several multiprocessors in a digital signal processing system through time-division multiplexing between multiple processors to enhance signal processing capabilities by assigning different digital-to-analog channels to different ... | 01/01/2008 |
| 7313593 | Method and apparatus for providing full duplex and multipoint IP audio streaming A conference server enables collaborative communications among a variety of client processes of varying configurations all operatively coupled over a computer network to each other and to the server. The server receives audio streams from participating client proces... | 12/25/2007 |
| 7310308 | Systems and methods for multiple mode voice and data communications using intelligently bridged TDM and packet buses Systems and methods by which voice/data communications may occur in multiple modes/protocols are disclosed. In particular, systems and methods are provided for multiple native mode/protocol voice and data transmissions and receptions with a computing system having a... | 12/18/2007 |
| 7302503 | Memory access engine having multi-level command structure A direct memory access system utilizing a local memory that stores a plurality of DMA command lists, each comprising at least one DMA command. A command queue can hold a plurality of entries, each entry comprising a pointer field and a sequence field. The pointer fi... | 11/27/2007 |
| 7301900 | Method and apparatus for hub-based network access via a multimedia system A method and apparatus for a multimedia server to function as a hub based network server includes processing that begins by receiving packets from at least one of a plurality of clients. The processing continues by determining whether a network access application is... | 11/27/2007 |
| 7295247 | Synchronisation of audio and video signals The present invention relates to adaptive time-shifting of audio frames (Fa) in encoded audio signal relative to video frames (Fv) in encoded video signal, which together form an audio/video message steam such that the corresponding decoded aud... | 11/13/2007 |
| 7292543 | Speaker tracking on a multi-core in a packet based conferencing system A distributed intelligence conferencing system having a plurality of conferencing nodes to connect groups of participants to a conference. Each of the conferencing nodes provides for the connection of one or more participants to the conference. Each node includes a ... | 11/06/2007 |
| 7286661 | Systems and methods for scalable hunt-group management The present invention provides systems, methods, and apparatus for semi-stateless scalable and distributed management of telephone hunt group features in a PBX. In particular, the invention conducts an auction-like phone call handling process in which phone handling... | 10/23/2007 |
| 7266368 | Method and apparatus for presenting assistance data in a communication conference system The present invention provides a communication assistance process that is performed by a communication assistance device connected to a plurality of user terminals via a network. During a communication (or video) conference call, when assistance data associated with... | 09/04/2007 |
| 7257115 | Data memory address generation for time-slot interchange switches Time-slot interchange (TSI) switches and a pipelined data memory address generation circuit are provided. The TSI switches and the pipelined data memory address generation circuit include a first pipeline stage that reads data from a connection memory. A second pipe... | 08/14/2007 |
| 7254383 | Voice over IP based biometric authentication A system is provided for verifying an identity of a calling party. The system includes a storage that stores voice sample information in association with information that identifies an individual. The system also includes a receiver that receives, from a communicati... | 08/07/2007 |
| 7251319 | Method and system for application initiated teleconferencing A method of call conferencing using a voice browser can include establishing a voice browsing session between a calling party and the voice browser, and conferencing an additional party into the voice browsing session. The conference can provide a voice communicatio... | 07/31/2007 |
| 7248566 | Wireless network with transmission control in a half-duplex voice conference mode Voice packets transmitted by an originating wireless user for use in a half-duplex communication mode in a one to many communication session are monitored for an unexpected cessation. If an unexpected cessation of such voice packets is detected for a predetermined t... | 07/24/2007 |
| 7224681 | Processor with dynamic table-based scheduling using multi-entry table locations for handling transmission request collisions A processor includes scheduling circuitry for scheduling data blocks for transmission from a plurality of transmission elements. The scheduling circuitry has at least one time slot table accessible thereto, and is configured for utilization of the time slot table in... | 05/29/2007 |
| 7224999 | Radio communication terminal with simultaneous radio communication channels A radio section 1 and a control section 2 allow communications using two radio channels simultaneously, such as TV phone communication and message communication. An LCD 33 displays information concerning each communication simultaneously or sele... | 05/29/2007 |
| 7215675 | Processor with software-controlled programmable service levels A processor includes scheduling circuitry and a priority computation element associated with the scheduling circuitry. The scheduling circuitry schedules data blocks for transmission from a plurality of transmission elements, in accordance with a transmission priori... | 05/08/2007 |
| 7203177 | Bandwidth efficient conferencing system with distributed processing A distributed intelligence conferencing system is disclosed, having a plurality of conferencing nodes to connect groups of participants to a conference. Each of the conferencing nodes provides for the connection of one or more participants to the conference. Each no... | 04/10/2007 |
| 7200214 | Method and system for participant control of privacy during multiparty communication sessions A method and system for participant control of privacy during a multiparty communication session includes receiving a request from a first participant to a multiparty communication connection for a sidebar between the first participant and a second participant to th... | 04/03/2007 |
| 7187673 | Technique for creating a machine to route non-packetized digital signals using distributed RAM A signal router routes N inputs to M outputs. All inputs signals are ultimately applied to a data buss by spreading across multiple buss lines and time multiplexing. The data are read from the buss and written in identical images to K random access memories. The mem... | 03/06/2007 |
| 7180944 | Low-complexity spatial downscaling video transcoder and method thereof A low-complexity spatial downscaling video transcoder and method thereof are disclosed. The transcoder comprises a decoder having a reduced DCT-MC unit, a DCT-domain downscaling unit, and an encoder. The decoder performs the DCT-MC operation at a reduced-resolution ... | 02/20/2007 |
| 7181401 | Methods for generating voice prompts using grammatical rules in a system proving TDM voice communications and VOIP communications Systems and methods by which voice/data communications may occur in multiple modes/protocols are disclosed. In particular, systems and methods are provided for multiple native mode/protocol voice and data transmissions and receptions with a computing system having a... | 02/20/2007 |
| 7174365 | System and method for controlling one or more multipoint control units as one multipoint control unit A video teleconferencing system for controlling multiple multipoint control units (MCU) from a single apparatus. The system utilizes a Virtual MCU (VMCU) (110) to communicate with a plurality of MCUs (135, 140, 145). A user initiates a reserve conferen... | 02/06/2007 |
| 7173914 | Communication node receipt of node-output information from processorless central equipment A first communication node of a plurality of communication nodes connected with processorless central equipment in a system sends one or more first portions of node-output information to the processorless central equipment. One or more additional communication nodes... | 02/06/2007 |
| 7170545 | Method and apparatus for inserting variable audio delay to minimize latency in video conferencing A method and apparatus to insert variable audio delay during video conferencing to achieve conflicting goals of lip-sync and interactive conversation. The amount of audio delay is variable according to the condition of the videoconferencing: long audio delay is inse... | 01/30/2007 |
| 7167897 | Accessories providing a telephone conference application one or more capabilities independent of the teleconference application A system and method providing capability expansion in a teleconferencing environment. One or more accessories are invoked and arranged in an accessory stack associated with an application. The accessory stack is positioned logically between a teleconferencing applic... | 01/23/2007 |
| 7158534 | Unified distributed architecture for a multi-point video conference and interactive broadcast systems A unified architecture for a multipoint VC session and interactive broadcasting system is provided that includes a server, one or more video accessing points, reflectors and client machines. The server sets up the video communication sessions (VC sessions), each of ... | 01/02/2007 |
| 7158487 | Multimedia terminal for telephony allowing multipoint connections A multimedia terminal for telephony based on the ITU-T Standard H.323 sets up multipoint connections to a plurality of other terminals. The multimedia terminal has a controller for processing signaling information for point-to-multipoint connections and has a mixer ... | 01/02/2007 |
