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| Number | Title | Issue Date |
| 7369652 | Combining signals at a conference bridge Combining signals includes receiving signals from communication devices, where each signal is associated with a content describing the signal. The following is repeated for each signal: the content associated with a signal is examined, whether the signal is a voice ... | 05/06/2008 |
| 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 |
| 7343008 | Identity-based conferencing systems and methods Described in this paper are systems and methods of providing conferencing services where a conference participant is identified by the conferencing system when calling into the system. The system and methods focus on individual users instead of groups of participant... | 03/11/2008 |
| 7277697 | Method and system for establishing a teleconference over a telephony network A teleconference system and method in which an initiator of a teleconference sends a request or instructions to the teleconference server. The teleconference server communicates with the intended participants using basic communication tools that are generally compat... | 10/02/2007 |
| 7269252 | Method and apparatus for improving nuisance signals in audio/video conference A system to allow a conferee defined as a nuisance source to respond to an automatic nuisance decision of a Multipoint Control Unit is disclosed. For example, a conferee placing a conference on hold may generate on hold music, which may be identified by a nuisance d... | 09/11/2007 |
| 7209947 | Data network-assisted conference establishment A system and method for providing data network-assisted conference service to a wireless terminal. Conference-related information is received from a conference originator and stored. Prior to conference establishment time, a conference notification message is sent t... | 04/24/2007 |
| 7184559 | System and method for audio telepresence A system and method for audio telepresence. The system includes a user station and a telepresence unit. The telepresence unit includes a directional microphone for capturing sounds at the remote location, and means for converting the captured sounds into a stream of... | 02/27/2007 |
| 7171007 | Signal processing system A signal processing system is provided which receives signals from a number of different sensors which are representative of signals generated from a plurality of sources. The sensed signals are processed to determine the relative position of each of the sources rel... | 01/30/2007 |
| 7167552 | Quorums in meet-me conference calls In one embodiment, a method for joining a meet-me conference call includes but is not limited to presenting an option to specify a quorum associated with a meet-me conference call, in response to user input to an application program co-resident with a terminal. In o... | 01/23/2007 |
| 7139585 | Wireless communication apparatus and system When an incoming call to a wireless communication apparatus is detected, a wireless control apparatus uses a wireless link, which has been established by previous communication, to perform succeeding communication. Examples of communication include communication of ... | 11/21/2006 |
| 7133512 | Conference call aggregation using an interactive voice response system Within an interactive voice response system, a method of aggregating conference calls can include registering a caller with the interactive voice response system, accessing a calendar system used by the registered caller to determine teleconference data specifying a... | 11/07/2006 |
| 7130428 | Picked-up-sound recording method and apparatus Sound picked up by a microphone of a first sound field is reproduced by a speaker of a second sound field, and a sound picked up by a microphone of the second sound field is reproduced by the speaker of the first sound field. Sound pressure detection section detects... | 10/31/2006 |
| 7116787 | Perceptual synthesis of auditory scenes An auditory scene is synthesized by applying two or more different sets of one or more spatial parameters (e.g., an inter-ear level difference (ILD), inter-ear time difference (ITD), and/or head-related transfer function (HRTF)) to two or more different frequency ba... | 10/03/2006 |
| 7103009 | Call optimization in ad-hoc conference calls A method and system for adding a participant to a conference call. A feature of the method and system is that with respect to individual invitees to ad-hoc conference calls, the conference call can essentially be “turned around” and treated “as if” the indiv... | 09/05/2006 |
| 7068792 | Enhanced spatial mixing to enable three-dimensional audio deployment A network device and its mode of operation. The network device includes an input port through which audio streams may be received. A controller receives a user input indicating which type of mix the user wants applied to the audio stream and applies the mixing facto... | 06/27/2006 |
| 7016836 | Control using multiple speech receptors in an in-vehicle speech recognition system Disclosed are a speech recognition system which comprises the following components, and a speech recognition method for this speech recognition system. The speech recognition system comprises a plurality of voice pickup sections for picking up uttered voices, a dete... | 03/21/2006 |
| 7006617 | Method of improving conferencing in telephony A conferencing method not requiring additional or dedicated hardware in a processor controlled telephone terminal, nor requiring an external conference bridge, is provided by one of the terminals designating the conference, processing signals from two other conferee... | 02/28/2006 |
| 6996221 | Apparatus, method and system for providing telecommunication conferencing services in a multiple leg telecommunication session The system, apparatus and method of the present invention provide telecommunication conferencing services in a multiple leg telecommunication session. One of the system embodiments includes a database and a switching center. The database has stored in a memory a plu... | 02/07/2006 |
| 6976055 | Apparatus and method for conducting a transfer of a conference call A method and apparatus for conducting a transfer of a conference call are disclosed. A media gateway receives a message to transfer a conference call from a first call resource to a second call resource. If the message indicates a change in the number of clients par... | 12/13/2005 |
| 6973184 | System and method for stereo conferencing over low-bandwidth links Systems and methods are disclosed for packet voice conferencing. An encoding system accepts two sound field signals, representing the same sound field sampled at two spatially-separated points. The relative delay between the two sound field signals is detected over ... | 12/06/2005 |
| 6934372 | System and method for accessing the internet on a per-time-unit basis A system and method for accessing the internet on a per-time basis, through an Internet service provider (ISP), includes an access station. Application software is provided to an electronic terminal, from which Internet access may be attempted. Upon initiation of th... | 08/23/2005 |
| 6760422 | Apparatus and method for providing conference call service A telephone interface (110) that supports a first and a second conference call service is provided in a telephone-capable apparatus (102). An input device (122) is further provided, allowing a conference call conferee to provide participation st... | 07/06/2004 |
| 6728784 | Collaborative multimedia architecture for packet-switched data networks A collaborative multimedia system includes a plurality of notebook processes operatively interconnected over a computer network to a conference server, and, an optional podium process capable of controlling the priority of communications within the conference. The n... | 04/27/2004 |
| 6721412 | Method of coordinating a call among multiple devices A method of coordinating an incoming call among a plurality of telephony devices includes generating an incoming call notification signal and a call status signal at each telephony device. In the presence of the incoming call, the incoming call notification signal i... | 04/13/2004 |
| 6556670 | Method for solving the music-on-hold problem in an audio conference A solution to the music-on-hold problem associated with audio conference calls. The music on-hold-problem occurs when a conferee having music-on-hold puts the conference call on hold, resulting in a continuous stream of music being transmitted to the othe... | 04/29/2003 |
| 6493324 | Multimedia interface for IP telephony An IP telephony client initiates and manages multimedia sessions. The client includes a user interface, an application interface, and a protocol stack. The application interface provides an interface between the protocol stack and the user interface and h... | 12/10/2002 |
| 6418214 | Network-based conference system A management and control unit for a network-based conferencing system has an interface for outputting control signals to a platform for establishing audio connections across a network between users. Another interface receives control signals from a platfo... | 07/09/2002 |
| 6349136 | System and method for controlling a conference call A system and method that provides control of a conference call. A controlling party enters a code and is isolated from the conference. Each conference participant is sequentially connected to the controlling party so that the controlling party may determi... | 02/19/2002 |
| 6023499 | Real time billing via the internet for advanced intelligent network services The present method provides a technique for real-time monitoring of charges for using a communication network service, thereby enabling a user to continuously know the charges incurred during each usage. The user also is able to define a charge limit prio... | 02/08/2000 |
| 5889843 | Methods and systems for creating a spatial auditory environment in an audio conference system A method and a system for audio communication between a plurality of users at a plurality of sites utilizes a set of audio input sensors at each site. Each set of audio input sensors binaurally senses an auditory space in proximity thereto. A metaphorical... | 03/30/1999 |
| 5784448 | Advanced call waiting processing An enhanced call waiting (ECW) feature is provided by a switch serving a called subscriber who, while still on a first telephone call, receives a subsequent telephone call. According to ECW, the switch provides service so that the called party may select ... | 07/21/1998 |
| 5764743 | Method of controlling operation of a multi-line telephone apparatus A method of operating a multi-line telephone apparatus includes, when a phone line switch (140) is actuated, taking a phone line off-hook when the line is on-hook and bringing the phone line on-hook when the line is off-hook. When the phone line is off-ho... | 06/09/1998 |
| 5666407 | Software-based bridging system for full duplex audio telephone conferencing A software-implemented bridging routine is provided for a full duplex audio telephone system comprising units A, B and C. of which only unit A need have at least two lines and be full duplex. Unit A receives and speaker-reproduces an audio signal B+C that... | 09/09/1997 |
| 5625697 | Microphone selection process for use in a multiple microphone voice actuated switching system A microphone selection process is made relatively constant in terms of processing requirements through use of combination values which provide a measure of the quality of the speech signal received in each one of a plurality of microphones. Such combinati... | 04/29/1997 |
| 5561737 | Voice actuated switching system A voice-actuated switching system connects one or more microphones to an audio line in accordance with the output signal levels from each of the microphones. To reduce the effects of degradation of speech signals due to reverberation and noise pickup, the... | 10/01/1996 |
| 5475747 | Telephone terminal controlled conference inspection A telephone terminal storing conferee identification information received from other telephone terminals on a conference call and responding to actuation of an inspect button to display the identification information of each conferee. As each new telephon... | 12/12/1995 |
| 5454041 | Mix-minus monitor system Disclosed is a mixer console which is capable of providing a mix-minus audio monitor signal to several locations from which an input audio signal is provided. The mix-minus audio signal consists of the sum of all active input channels except for the input... | 09/26/1995 |
| 5450481 | Conference call participation tracking A method and apparatus for tracking participation in a conference call is disclosed. A conference tracker at a first location transmits a status signal to another conference tracker at a second location. The conference tracker at the second location recei... | 09/12/1995 |
| 5426706 | Remote simultaneous interpretation system A remote simultaneous interpretation system particularly suitable for oral communication between a doctor and patient who do not speak a common language includes a user station equipped with a first and second headsets and microphones, a remote simultaneo... | 06/20/1995 |
| 5425091 | Method and system for providing an automatic customer callback service Automatic Customer Callback (ACC) functionality is implemented directly into service logic of an Advanced Intelligent Network (AIN). The Advanced Intelligent Network includes a Central Office Switch (COS) which is provided in electrical communication with... | 06/13/1995 |
