Matches 1 - 41 out of 41
Match Document Document Title
7409213 Method for categorization of multiple providers in a wireless communications service environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency band search schedule. Initially, the communications device registers...
7356338 Method for selecting a wireless communication service provider in a multi-service provider environment  
A communication device locates a wireless service provider in a multi-service provider environment using a frequency band search schedule. The frequency band search schedule has a first or home...
7346350 Method for selecting a preferable wireless communications service provider in a multi-service provider environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency or frequency band search schedule. Initially, the communication...
7136633 Method and apparatus for over-the-air programming of telecommunication services  
A method for updating service information stored in a mobile station relies on the programmability of the station and over-the-air transmission of teleservice information. When a station is...
6862452 System and method for piggybacking data across an open data channel of a wireless device  
A system, method, and program for transmitting data across an idle open communication channel from a wireless device. The wireless device includes a computer platform and a plurality of device...
6807418 Method for categorization of multiple providers in a wireless communications service environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency band search schedule. Initially, the communications device registers...
6804529 Trunked radio repeater communication system including home channel aliasing and call grouping  
A system for channel assignment in a trunked transmission communication system including a plurality of subscribers. A plurality of subscribers is provided home channel assignment to reduce...
6782259 Method for selecting a preferable wireless communication service provider in a multi-service provider environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency or frequency band search schedule. Initially, the communication...
6771961 Method for selecting a wireless communications service provider in a multi-service provider environment  
A communication device locates a wireless service provider in a multi-service provider environment using a frequency band search schedule. The frequency band search schedule has a first or home...
6684080 Trunked radio repeater communication system including home channel aliasing and call grouping  
A system for channel assignment in a trunked transmission communication system including a plurality of subscribers. A plurality of subscribers is provided home channel assignment to reduce...
EP0886451B1 Radio communications system  
Abstract of EP0886451 A radio communications system includes a plurality of talkgroups. Each talkgroup comprises a number of individual radio units having the capability to communicate with each...
6529486 Trunked radio repeater communication system  
A trunked radio repeater communication system capable of use in a networked system includes a plurality of distributive switches and a unique signaling protocol and a switching protocol for...
6470182 Mobile station roaming in a multiple service provider area  
A method and apparatus for controlling roaming in a multiple service provider environment. When a mobile station determines that it can no longer obtain acceptable service from a primary service...
6456843 Method and apparatus for over-the-air programming of telecommunication services  
A method for updating service information stored in a mobile station relies on the programmability of the station and over-the-air transmission of teleservice information. When a station is...
6430396 Method for selecting a wireless communications service provider in a multi-service provider environment  
A communication device locates a wireless service provider in a multi-service provider environment using a frequency band search schedule. The frequency band search schedule has a first or home...
6418318 Method for selecting a preferable wireless communications service provider in a multi-service provider environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency band search schedule. Initially, the communications device registers...
6377787 Method for categorization of multiple providers in a wireless communications service environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency band search schedule. Initially, the communications device registers...
6374115 Method and apparatus for trunked radio repeater communications with backwards compatibility  
A trunked radio repeater communication system capable of use in a networked system includes a plurality of distributive switches and a unique signaling protocol and a switching protocol for...
6311064 Powered down selection of a preferable wireless communications service provider in a multi-service provider environment  
A powered down communication device locates a wireless service provider in a multi-service provider environment by examining frequency bands while powered down until a frequency band having an...
6298235 Powered down selection of a preferable wireless communications service provider in a multi-service provider environment  
A powered down communication device locates a wireless service provider in a multi-service provider environment by examining frequency bands while powered down until a frequency band having an...
6282420 Method for selecting a wireless communications service provider in a multi-service provider environment  
A communication device locates a wireless service provider in a multi-service provider environment using a frequency band search schedule. The frequency band search schedule has a first or home...
6272334 Call management for a multi-site mobile radio dispatch network  
A multi-site dispatch communication network includes a hub controller programmed to expedite the connection between multiple radio cells to accomplish a broadcast of the radio transmission. A...
6253082 Method for selecting an alternate channel in a wireless communications system  
In a wireless communications system, upon making a decision to roam, the mobile chooses an alternate communications channel in a prioritized manner and evaluates the chosen channel for whether it...
6252859 Radio communications system  
A radio communications system includes a plurality of talkgroups. Each talkgroup comprises a number of individual radio units having the capability to communicate with each other on one of a number...
6223042 Method of intelligent roaming using network information  
A wireless communication device identifies a preferable wireless service provider in a multi-service provider environment using a search schedule based on information gathered by the wireless...
6195532 Method for categorization of multiple providers in a wireless communications service environment  
A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency band search schedule. Initially, the communications device registers...
6195415 Communication line test apparatus for a mobile radio system  
A mobile radio communication network including plural radio cells controlled by a centralized hub controller. The hub controller communicates data packets to each radio cell on a data line, and...
6021326 Trunked multi-site dispatch network for trunking radios  
A system for networking dispatch-type of communications. A plurality of radio cells are coupled to a centralized hub controller via the public switched telephone network. The radio cells are...
6011960 Telephone handset for operating in a plurality of wireless telephone system  
A personal communications system permits a wireless handset to access either a cellular mobile telephone system (CMTS) or a private wireless telephone system (WTS) which shares the CMTS frequency...
6011785 Wideband wireless base-station making use of time division multiple-access bus to effect switchable connections to modulator/demodulator resources  
A wireless communication system basestation making use of a wideband, multichannel digital transceiver having incorporated therein a time division multiple-access (TDM) bus for providing digital...
EP0886451A1 Radio communications system  
A radio communications system includes a plurality of talkgroups. Each talkgroup comprises a number of individual radio units having the capability to communicate with each other on one of a number...
5842129 Portable radio telephone equipment used for CMTS/MCS in common  
A portable radio telephone equipment in which both the frequency and equipment can be used in common to CMTS and MCS so that the efficiency for use both for the frequency and equipment can be...
5809416 Device for seeking connection of a terminal to a network of a mobile radio system comprising a plurality of networks  
A connection seeking device in a terminal of a mobile radio system seeks connection of the terminal to one network of a system which includes a plurality of networks. The system extends over a...
5710973 Method for allocating idle channels of a cellular mobile telephone system for use in a microcellular system  
In a microcellular system operated in the same frequency band as a cellular system, an interference-free channel is automatically searched and allocated. The microcellular system which shares the...
5634196 Radio call history list  
A method and two-way radio apparatus are disclosed which provide for the storage and recollection of call history information, in a call history memory, based on a system ID codes and group ID...
5625672 Apparatus and method for providing a microzone mobile communication system within a cellular telephone system  
A mobile communication system permits a mobile terminal to operate in a microzone system which services a local area and to also operate in a cellular telephone system which is available in the...
5606575 FFT-based channelizer and combiner employing residue-adder-implemented phase advance  
In a cellular-telephone-system base-station receiver's channelizer (111), frequency translation of the outputs of a filter bank (FIG. 5) implemented in fast-Fourier-transform circuitry...
5594944 Communication channel selection method  
A wireless channel selecting apparatus includes: a memory to store data indicating whether each of a plurality of wireless speech channels can be selected or not; and a selector to select the...
5592480 Wideband wireless basestation making use of time division multiple-access bus having selectable number of time slots and frame synchronization to support different modulation standards  
A wireless communication system basestation making use of a wideband, multichannel digital transceiver having incorporated therein a time division multiple-access (TDM) bus for providing digital...
5504803 Method for automatic mode selection for a dual-mode telephone handset for use in a cellular mobile telephone system and in a wireless telephone system  
A personal communications system permits a wireless handset to access either a cellular mobile telephone system (CMTS) or a private wireless telephone system (WTS) which shares the CMTS frequency...
5483666 Method for allocating channels in a microcellular system  
In a microcellular system operated in the same frequency band as a cellular system, an interference-free channel is automatically searched and allocated. The microcellular system which shares the...
Matches 1 - 41 out of 41