Matches 1 - 36 out of 36
Match Document Document Title
7146174 Method and apparatus for determining the transmission data rate in a multi-user communication system  
A method and apparatus are described for controlling the data rates for communications to and from a base station and a plurality of remote users. The usage of the communications resource whether...
6772126 Method and apparatus for transferring low bit rate digital voice messages using incremental messages  
A system controller ( 106 ) is for transferring a low bit rate digital voice message. The system controller generates from an analog voice signal representing the voice message a set of speech...
6496798 Method and apparatus for encoding and decoding frames of voice model parameters into a low bit rate digital voice message  
A system controller ( 106 ) includes a speech encoder ( 107 ) that encodes a low bit rate digital voice message. The speech encoder sets values of words of a header of the encoded message. The...
EP0792502B1 VERY LOW BIT RATE VOICE MESSAGING SYSTEM USING ASYMMETRIC VOICE COMPRESSION PROCESSING  
Abstract not available for EP0792502 Abstract of corresponding document: WO9710584 An apparatus and method for processing a voice message to provide low bit rate speech transmission processes the...
EP0668669B1 Data communication system controlling the information transmission bit rate or source encoding rate  
Abstract of EP0668669 In case the number of usable channels is insufficient when a data communication system (43; 95) transmits information by using a plurality of channels, an information...
6226533 Voice messaging transceiver message duration indicator and method  
A message duration indicator apparatus and method for use with a portable voice messaging transceiver including a message recording memory, a microphone, a remaining message memory indicator and an...
6088577 Multiple subcarrier communication system  
The present invention is a digital FM voice paging system which uses digital signal processing (including D/A conversion and data compression) to transmit voice pager data over existing FM...
6032022 Individual radio selective calling receiver  
An individual radio selective calling receiver for selectively receiving and displaying a message transmitted by radio and having an identification number assigned thereto to selectively call the...
5978757 Post storage message compaction  
In a voice messaging system, as voice memory fills, voice messages are retrieved from memory, re-compressed at a higher compression ratio and re-stored to memory as necessary to maintain a balance...
5892457 Audio paging apparatus and method for cordless paging receiver  
In an audio paging apparatus and method for a cordless paging receiver for performing an alarm function in an audio signal during a cordless paging operation, the apparatus includes a receiver for...
5857147 Method and apparatus for determining the transmission data rate in a multi-user communication system  
A method and apparatus are described for controlling the data rates for communications to and from a base station and a plurality of remote users. The usage of the communications resource whether...
5806006 Method of controlling power output by a primary power source so as to conserve power in an electronic communication device  
A system for reducing power consumption by a portable electronic communication device. Modem circuit for receiving messages and for transmitting messages from a portable electronic communication...
5781882 Very low bit rate voice messaging system using asymmetric voice compression processing  
An apparatus and method for processing a voice message to provide low bit rate speech transmission processes the voice message to generate speech parameters which are arranged into a two...
5699404 Apparatus for time-scaling in communication products  
A communication system using voice compression includes a transmitter base station (113) and a selective call receiver (112). The transmitter base station (113) includes an input device (204) to...
5682462 Very low bit rate voice messaging system using variable rate backward search interpolation processing  
A method and apparatus is provided for a low bit rate speech transmission. Speech spectral parameter vectors are generated from a voice message and stored in a sequence of speech spectral parameter...
5670957 Methods for communicating with a telecommunications device for the deaf  
An automatic telephone answering system employs a switch activated by any of several techniques to select a language for communication with a caller. A single matrix determines the content of a...
5615255 Method and apparatus for measuring loads in a common channel signalling link  
A method and apparatus for monitoring the load on a communications link in a common channel signalling system connecting an exchange in a telephone network to regional equipment such as a remote...
5598416 Data communication system  
In case the number of usable channels is insufficient when a data communication system transmits information by using a plurality of channels, an information transmission rate reduction detector...
5499285 Automated telephone system with TDD capability  
An automatic telephone answering system employs a switch activated by any of several techniques to select a language for communication with a caller. A single matrix determines the content of a...
5481589 Detection of TDD signals in an automated telephone system  
An automatic telephone answering system employs a switch activated by any of several techniques to select a language for communication with a caller. A single matrix determines the content of a...
EP0676102A1 Title is not available  
5455579 Digitized stored voice paging receiver  
A paging receiver device and method are disclosed in which analog information transmitted from an external source such as a paging transmitter are received and decoded. The analog information...
EP0668669A1 Data communication system controlling the information transmission bit rate or source encoding rate.  
In case the number of usable channels is insufficient when a data communication system (43; 95) transmits information by using a plurality of channels, an information transmission rate reduction...
5412719 Radio paging system with voice transfer function and radio pager  
A radio paging system with voice transfer function for transmitting a voice message input from an ordinary push-button telephone set to a small-sized receive-only unsophisticated radio pager. A...
5388146 Automated telephone system using multiple languages  
An automatic telephone answering system employs a switch activated by any of several techniques to select a language for communication with a caller. A single matrix determines the content of a...
EP0552051A2 Radio paging system with voice transfer function and radio pager.  
A radio paging system with voice transfer function for transmitting a voice message input from an ordinary push-button telephone set to a small-sized receive-only unsophisticated radio pager. A...
5144648 Method and apparatus for processing pages  
A paging system includes a digital switch, an interface processor, and a central computer. The interface processor voice prompts a caller to input a desired function code and in response, performs...
5140626 Paging system for establishing telephone connection between calling party and paged party  
A method and system for establishing a telephone connection between a calling party and a paged party. When a calling party initiates a telephone call to a local area telephone system embodying the...
5125023 Software switch for digitized audio signals  
A method and apparatus are described for permitting conferencing in an automatic telephone information system by utilizing shared circular memory buffers incorporated in voice processing boards...
5072444 Central controller with adaptive message handling characteristics  
A central controller operating as a pager terminal for receiving, handling, and transmitting messages is shown that adaptively alters its message handling characteristics in order to improve the...
4965569 Digitized stored voice paging receiver  
A paging receiver device and method are disclosed in which analog information transmitted from an external source such as a paging transmitter are received and decoded. The analog information...
4949085 Prioritization of stored messages in a digital voice paging receiver  
A device and method are disclosed for saving stored messages in a digital stored voice paging receiver. The digital stored voice paging receiver includes a plurality of message slots, each slot...
4873520 Paging receiver for storing digitized voice messages  
A selective call paging receiver for receiving analog voice information converts the analog information to digital information and stores the digital information in a memory of the paging receiver....
4851829 Paging receiver with alert indicating status of memory  
The present invention relates to a paging receiver and a method for generating an alert indicating the status of memory. The paging receiver includes a plurality of memory storage areas, each...
4811376 Paging system using LPC speech encoding with an adaptive bit rate  
A paging system providing an LPC encoded speech output having an adaptive bit rate. The LPC bit rate is adaptively modified based on paging system airtime loading. Synthesizer circuitry in the...
4769642 Paging receiver with LPC speech synthesizer  
A paging receiver with an LPC speech synthesizer is described. The paging receiver of the present invention includes a controller and decoder, and a microprocessor controlled speech synthesizer...
Matches 1 - 36 out of 36