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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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
5369694 Unattended meet-me-conference controlled by a telephone terminal  
Creating the capability of a meet-me-conference call on a telephone terminal by actuation of a meet-me-conference button on the telephone terminal. The meet-me-conference button is actuated for a...
5357511 Distributed processing in a digital audio mixing network  
A large mixing network is implemented by distributing the processing of digital audio data to multiple digital processing modules where each module has multiple digital signal processors. The data...
5335011 Sound localization system for teleconferencing using self-steering microphone arrays  
A teleconferencing system 100 is disclosed having a video camera for generating a video signal representative of a video image of a first station B. A microphone array 150, 160 is also provided in...
5323459 Multi-channel echo canceler  
A multi-channel echo canceler for canceling echo generated as a result of propagation of 2-channel received signals, along a spatial acoustical path via a first and a second loudspeaker, from a...
5297210 Microphone actuation control system  
An improved automatic microphone actuation control system. The system exhibits a high degree of resistance to inappropriate secondary microphone actuation by reverberant sound, even when two or...
5297146 Communication terminal apparatus and its control method  
A communication terminal apparatus and its control method which allow the parallel execution of a plurality of communications with use of a plurality of data channels. The terminal apparatus...
5136581 Arrangement for reserving and allocating a plurality of competing demands for an ordered bus communication network  
A method and system for allocating a constrained common resource (such as capacity in an ordered bus network) among a plurality of demands for the resource. The allocation arrangement receives from...
5020098 Telephone conferencing arrangement  
A high-fidelity audio telephone conferencing arrangement which provides talker position information is economically provided between telephone stations over a single standard digital telephone...
4961211 Television conference system including many television monitors and method for controlling the same  
A television conference system includes, in a transmitting side, a plurality of TV cameras assigned with camera ID codes, and in a receiving side, a plurality of TV monitors assigned with monitor...
4937856 Digital voice conferencing bridge  
A conferencing bridge provides conferencing capabilities for a plurality of input lines and for a plurality of output lines. The conferencing bridge has a signal processor which processes the audio...
4860366 Teleconference system using expanders for emphasizing a desired signal with respect to undesired signals  
A teleconference system comprises a plurality of microphones and a plurality of expanders connected respectively thereto for expanding the outputs of the microphones. A summing ammplifier produces...
4734934 Binaural teleconferencing system  
A teleconferencing bridge simulates the auditory spatial ambience of a face-to-face conference. This bridge uses a novel binaural approach to simulate spatial ambience.
4706244 Frequency multiplexed telephone system  
A frequency multiplexed system for coupling a plurality of individual telephone sets to at least one subscriber telephone line. The system includes a line adapter unit for controlling use of...
4658425 Microphone actuation control system suitable for teleconference systems  
A microphone and loudspeaker arrangement for use in a teleconference system, wherein a plurality of microphones are held in a fixed relationship to a loudspeaker. The microphones are independently...
4605823 Phone conference system  
A phone conference system which includes a plurality of microphones and a speaker or speakers which are connected to a telephone. In the phone conference system, a required number of units are...
4581758 Acoustic direction identification system  
A system insensitive to nonspeech sounds utilizes a pair of spatially separated microphones to obtain the direction of origin of speech signals from a common sound source. The speech signal from...
4555592 Wireless hands-free conference telephone system  
A wireless hands-free conference telephone system includes an FM transmitter having multi-directional sound pick-up capability and battery power is adapted for remote wireless transmission of...
4524244 Digital and voice telecommunication apparatus  
The present invention relates to a communication apparatus for transmitting and receiving analog voice and digital data signals to and from a telephone line or telephone lines to one or more users,...
4514594 Power line carrier telephone extension system for full duplex conferencing between telephones and having telephone call hold capability  
In a power line carrier telephone extension system for transmitting electrical signals between the telephone line and one or more extension telephones over the AC electric power line available at a...
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