Matches 151 - 200 out of 226 < 1 2 3 4 5 >
Match Document Document Title
5983115 Geographic based method for selecting a wireless communications service provider  
A communication device locates a wireless service provider in a multi-service provider environment using a stored list of preferred service providers, the list has a plurality of uniquely...
5974316 System and method for enhancing ring alert terminations  
A communication system including a constellation of satellites and a multi-channel unit having a plurality of co-located transceivers operative for exchanging communication information with users,...
5966642 Method and apparatus for maintaining channel priority in a multiple wireless communication system environment  
A method and system are disclosed for a transmitter to maintain priority on a communication channel in a multiple wireless communication system environment. An exemplary method for maintaining...
5953671 System and method for priority group access  
An improved trunked radio repeater system and method providing an alternative communication mechanism for contacting a dispatcher within the system when the user's assigned group is busy. Using a...
5926763 Cellular communication system with voice channel usage biasing  
A cellular communication system (10) includes any number of land stations (12), each of which controls a cell (14). When channels are assigned to cells (14), a figure of merit which predicts...
5903848 Method of and apparatus for dynamic channel allocation  
A dynamic channel allocation process successively allocates channels of higher priorities to requests for channel allocation. When a priority change count overflows or reaches an upper limit, the...
5901363 Method and apparatus for prioritizing plural requests by subscribers for speech items in a group call on a radio path  
A method implemented in a mobile telephone system in which each subscriber belonging to a group call group and wishing to speak requests a speech item through an interface to the mobile exchange....
5887263 Mobile communication system using two channel assigning schemes  
A mobile communication system includes base stations, mobile stations, first and second channel assigning section, and a channel ratio changing section. The base stations are installed in...
5850610 Method and apparatus for providing zoned communications  
A user headset is provided that is operable to contain an audio device (50) and a receiver (52). The receiver (52) is operable to receive both audio information on multiple channels and also data....
5815817 Information broadcasting method  
An information broadcasting method for a communication system including a plurality of stations. The communication system enables any two of the stations to communicate with one another. The...
5815799 Priority system for a wide area transmission trunked communication system  
A method and apparatus for providing priority access for users in a transmission trunked communication system, including a plurality of distributive radio network terminal (RNT) switches and a...
5812952 Method for transmitting voice and data in a communication system  
A communication system includes a central unit (18), a plurality of remote units and a plurality of uplink and downlink communication resources (10, 12) for communication between the central unit...
5806002 Method of scanning using resource analysis  
In a communication unit (105) in which a priority scan occurs, wherein priority scan comprises automatically scanning, while the communication unit (105) is unmuted to a non-priority communication...
5794156 Cellular communications system having enhanced priority access and channel assignment functions  
A method is disclosed for operating a wireless communications system that includes a BMI (32) that is bidirectionally coupled to a communications network (36) and at least one wireless mobile...
5790956 Method of providing selectively targeted talkgroup communications  
The present invention encompasses a method of providing communication service to members of a talkgroup in a radio communication system (100). A typical system (100) includes a plurality of...
5787358 Dynamic channel allocation system capable of realizing channel allocation without spoiling advantage of inheritance of a past history  
In a dynamic channel allocation system, upon every communication request, selection is made of a channel having a maximum priority degree (step 1004). Judgement is made about whether or not the...
5752193 Method and apparatus for communicating in a wireless communication system  
The disclosed system is capable of allocating plural subchannels based on user data priority. In one embodiment, after receiving a system parameters such as a current priority level from a base...
5740533 Congestion control system and method for efficient multi-frequency messaging  
A congestion control method (1040) for a messaging system having a plurality of scanning selective call receivers with roaming capability comprises the steps of storing (1041) a priority value...
5729542 Method and apparatus for communication system access  
A method and apparatus for accessing a communication system relies on the use of varying access probabilities for subscribers or messages of varying priority. A serving infrastructure entity (e.g.,...
5678195 Method of informing a subscriber in a radio telephone system of facilities activated for the subscriber station  
A method for use in a radio system that includes a subscriber database containing data informing of facilities activated for the subscriber, exchanges, base stations and subscriber stations. In...
5678190 Mobile terminal with automatic calling feature  
When frequencies are being scanned to seize a control channel immediately after the end of a call, if there arises a call request, the call request is stored, and a calling operation is...
5666655 Mobile communication system with autonomous distributed type dynamic channel allocation scheme  
A mobile communication system using an autonomous distributed type dynamic channel allocation scheme, in which each base station manages allocation priority levels for the available radio channels...
5666654 Method of channel allocation in a mobile telephone system  
The invention provides channel allocation method which achieves a high frequency utilization efficiency while suppressing the average transmission power by transmission power control. Selection...
5666651 Method and apparatus for scheduling message traffic in a multicell radio communication system  
In a system controller (102) for scheduling message traffic for transmission to a plurality of selective-call radios (106) in a radio communication system (100), a set of interference coefficients...
5666364 Method for prioritizing services provided by different network entities  
An apparatus and associated method employ the concept of a central busy list for coordinating the receipt of incoming calls to a subscriber subscribing to the calling services of separate first and...
5638055 Communication resource allocation by interrupt status  
Communication units organized into user groups are divided into user groups that distinguish whether a member of the user group may or may not interrupt active calls. Communications will not be...
5634197 Method, mobile exchange, and subscriber station in a mobile radio system for establishing a high-priority call  
A method, mobile exchange, and subscriber station for establishing a high-priority individual call or group call to at least one subscriber (MS1-MS4) in a mobile radio system participating in a...
5615249 Service prioritization in a cellular telephone system  
A system for servicing call establishment requests in a cellular telephone system on a priority basis is described. In this system, a base station receives a call establishment request either via...
5613211 Method of establishing inter base-station synchronization and mobile radio communicaton system using the method  
A method for establishing inter-base-station synchronization among a plurality of radio base stations of a mobile radio communication system. Each radio base station transmits a radio frequency...
5613196 Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system  
A land mobile transmission trunked communication system is provided with a unique switching protocol arrangement among repeaters that are networked to one or more external communication networks....
5592154 Method and apparatus for prioritizing communications in a two-way communication system  
A method and apparatus prioritize communications in a two-way communication system (102, 104) serving portable subscriber units (122) in a coverage area (500). A fixed portion (102) of the two-way...
5570411 Call priority in a mobile radiotelephone system  
Call priority is realized in a mobile radio telephone system by ascertaining that a call should be given priority, assigning channels preferentially to a priority call, assigning higher quality...
5561851 System and method for ensuring the availability of a radio data communications link  
A system and method for ensuring the availability of a radio data communications link for radio data messages between a fleet of mobile stations and a fixed base station is disclosed. The radio...
5551062 Method for enhancing communication access in a radio communication system  
A multi-site communication system (100) includes a plurality of communication units ( 112-117), a central controller (101) for coupling a plurality of communication sites (106-108), and a site...
5537684 Method for a communication unit to influence communication resource allocation  
A communication unit (105) may influence communication resource allocation within a communication system in the following manner. A list of pending communication requests intended for the...
5517677 Adaptive weighting of a scanning sequence  
A scanning technique that is preferential as to communication channels actually utilized in the past. A programmable queue is written with a communication channel identity code based on a...
5507034 Channel selection in a cellular communication system  
A method in a cellular communication system provides selection of a channel for use in a pending communications operation, the selection reducing the likelihood of co-channel interference. In each...
5507008 Channel assignment method in mobile communication system in which channel which meets predetermined criteria is channel selected  
In a channel assignment method for a mobile communication system, each of base stations respectively arranged in a plurality of cells constituting a service area selects one of all speech...
5497504 System and method for connection control in mobile communications  
In a mobile communications network, cell-clusters are defined to include a multiplicity of cells. Wireless connections within the network are classified based on the actions taken for the...
5491741 Prioritizing a multiple access channel in a wireless telephone system  
Base stations responding on a shared channel to a registration request message received on another shared channel from a wireless mobile unit with the base station to which the mobile unit is...
5483673 Method and apparatus for providing access to a communication system  
Communication units are provided access to a communication system (100) in the following manner. A base station (202) receives, from a requesting communication unit, a request, via a shared inbound...
5448750 Segregation method of dynamic channel allocation in a mobile radio system  
A method for adaptively allocating channels for connections between base station and mobiles is disclosed. The channels accessible to the base stations for establishing connections with mobiles are...
5440759 Modular networking switch system for a distributive wide area transmission trunked communication system  
A modular networking switch system for a land mobile transmission trunked communication system provides transmission trunked communications with a plurality of transceivers and networks the...
5423061 Method for providing dispatch services to communication groups and multiple communication groups  
In a communication system, an operator station provides dispatch services to communication groups and multi-communication groups. When a request is received by the operator station to provide a...
5408680 Single channel autonomous digitally trunked RF communications system  
A single channel autonomous trunking ("SCAT") RF repeater transmits and receives on a single duplex RF channel. The repeater operates alternately in a control channel mode and in an assigned...
5396644 Method and system of communication between moving participants  
A method and system of communicating between moving participants such that each participant is provided with a first time slice and a respective priority listing containing the name of each...
5371780 Communications resource assignment in a wireless telecommunications system  
Fast resource assignments, especially needed in microcellular network architectures having many fast moving subscribers and high traffic volume, is provided through the use of a priority based...
5363428 Dynamic channel assignment cordless telecommunication network  
In a microcellular cordless telephone network, radio speech channels are divided into several channel groups such that no intermodulation products occur among the channels of each group. In each...
5363427 Telephone resource allocation method in a communication system  
In a communication system that provides access to telephone resources of different types, a resource allocator of the communication system may more efficiently allocate the telephone resources in...
5355517 Method and apparatus for automatic alternate communications system access  
A method and means of automatically accessing several types of radio systems is described. The present invention allows a subscriber unit, which is normally operative in a operator selected radio...
Matches 151 - 200 out of 226 < 1 2 3 4 5 >