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7146156 |
Cellular radiotelephone system with remotely programmed mobile stations
A cellular radiotelephone system ( 10 ) includes mobile stations ( 28 ) which may be remotely programmed from a customer activation system ( 12 ) to effect activation and other programming needs. M...
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7076240 |
Customer activation system for cellular network
A mobile communication terminal device such as a cellular telephone is provided with a preliminary identifier stored in memory. The identifier allows access to a cellular network for verification a...
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7062286 |
Conversion of calls from an ad hoc communication network
An improved system and procedure for allowing participants within a group conversation on a wireless communication network to at least temporarily break away from a group conversation and hold a si...
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6996408 |
Mobile messaging global directory
A method and structure for a communication system has a first-level regional server connected to a first agency and a second agency, and a second-level regional server connected to a plurality of t...
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6882856 |
Method for dynamically configuring group calls in a radio system
A method for setting up a dynamic group call includes the step ( 202 ) of selecting a group of radios ( 120, 121 ) by a dynamic group call originator ( 122 ). Once the radios that will be part of t...
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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 collisi...
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6725033 |
Customer activation system for cellular network
A mobile communication terminal device such as a cellular telephone is provided with a preliminary identifier stored in memory. The identifier allows access to a cellular network for verification a...
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6704298 |
Repeater amplifier apparatus
A repeater amplifier apparatus is provided in which an operator is able to change an operation program of a slave station device without actually visiting to an installation site of the slave stati...
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6556840 |
Cellular radiotelephone system with remotely programmed mobile stations
A cellular radiotelephone system ( 10 ) includes mobile stations ( 28 ) which may be remotely programmed from a customer activation system ( 12 ) to effect activation and other programming needs. M...
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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 interco...
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6490445 |
Customer activation system for cellular network
A mobile communication terminal device such as a cellular telephone is provided with a preliminary identifier stored in memory. The identifier allows access to a cellular network for verification a...
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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 interco...
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6134435 |
Cellular radiotelephone system with remotely programmed mobile stations
A cellular radiotelephone system (10) includes mobile stations (28) which may be remotely programmed from a customer activation system (12) to effect activation and other programming needs. Mobile ...
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6128483 |
Simultaneous over the air data download to multiple radios
In a multi-point mobile radio broadcast network, the multiple mobile radios can have personality information reprogrammed via a broadcast method, rather than on a one-to-one basis. A communications...
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6122523 |
Cellular radiotelephone system with remotely programmed mobile stations
A cellular radiotelephone system (10) includes mobile stations (28) which may be remotely programmed from a customer activation system (12) to effect activation and other programming needs. Mobile ...
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6052581 |
Automatic NAM programming of radio telephone
Apparatus for remotely programming a radio telephone with identification data. The apparatus receives and decodes DTMF signals indicative of the identification data and controls storage of the iden...
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5983099 |
Method/apparatus for an accelerated response to resource allocation requests in a CDMA push-to-talk system using a CDMA interconnect subsystem to route calls
In a push-to-talk dispatch system, a method and apparatus for providing an accelerated response to a push-to-talk origination message. A first base station allocates a first set of equipment to sup...
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5915215 |
Private cellular telephone system
In a more economical system for connecting cellular mobile telephone terminals to wire lines, a stand-alone base station comprising modular transceivers alternately tunable to the base station cont...
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EP0923255A2 |
Method, communication system and central group administration unit for group calls
The method involves using a radio interface for a radio transmission between a mobil station (MS1,MS2) and a base station (BTS). Communication is established via group calls to a group of radio sub...
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5887249 |
Method and apparatus for remotely establishing a cellular service account for a cellular radiotelephone
In a method for remotely establishing a cellular service account for a cellular radiotelephone within a cellular system, prompts for user input of account information are generated by the cellular ...
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5878339 |
Cellular radiotelephone system with remotely programmed mobile stations
A cellular radiotelephone system (10) includes mobile stations (28) which may be remotely programmed from a customer activation system (12) to effect activation and other programming needs. Mobile ...
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5864762 |
Operating a trunked communication system in transmission and message trunked modes
A digitally trunked radio repeater system provides substantial improvements in timeliness and reliability. The mobile radio transceivers transmit channel requests on the control channel at 9600 bps...
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5818915 |
Recyclable cellular telephone and method and apparatus for supporting the use of a recyclable cellular telephone within a cellular telephone network
A recyclable cellular telephone is disclosed having an inner rigid cellular electronics supporting frame member surrounded by a replaceable outer cover. The telephone is acquired having a limited p...
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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 uniq...
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5796728 |
Communication system and method for modifying a remote radio using an internet address
A radio communication system having a host computer and at least one remote, mobile, two-way radio communicating with the host computer by exchanging data packets. A communication gateway between t...
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5778315 |
Integrated mobile unit location services and cellular telephone services
An apparatus and method for sharing cellular telephone subscriptions among a plurality of mobile units in a mobile unit location system. Requests for cellular service are transmitted from a mobile ...
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5754954 |
Communication unit with over the air programming
A communication unit (100) for operation in a communication system (600). The communication system (600) includes a plurality of communication units (100) and a control resource (300). The communic...
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5722084 |
Cellular/PCS handset NAM download capability using a wide-area paging system
The invention relates to a personal communicator which includes an electromagnetic antenna for receiving signals from a wide-area paging system coupled to a receiver for receiving a number assignme...
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5699353 |
Extended trunked RF communications systems networking
In a trunked communications network, a multiple site information distribution control "switch" (multisite switch) provides access to digitized audio and control signals from various audio sources t...
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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. T...
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5603084 |
Method and apparatus for remotely programming a cellular radiotelephone
A cellular radiotelephone which includes a programmable memory location which is programmed with a unique initial identification number is remotely programmed by providing the initial identificatio...
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5585789 |
Data communication apparatus
A data communication apparatus has a RAM for storing address information concerning a plurality of destinations (e.g., data for telephone directory, name card management, or the like), and the owne...
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5574788 |
Trunked radio repeater system
A digitally trunked radio repeater system provides substantial improvements in timeliness of channel acquisition and channel drop, and in reliability of critical control signalling. The system uses...
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5548802 |
Method and apparatus for a remote network switch for a land mobile transmission trunked communication system
A method and apparatus for distributively interconnecting a plurality of land mobile trunked transmission communication systems into a wide area network includes a plurality of distributive radio n...
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5530914 |
Method for determining when a radio leaves a radio talk group
A method for determining when a radio leaves a radio talk group includes the step of notifying a radio(s), such as the initiator of the call (step 308), that one or more members of the talk group l...
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5475689 |
Cellular telephone with datagram and dispatch operation
A cellular system supports dispatch and datagram operations. The architecture of a conventional cellular system, such as the GSM system, is modified by adding a local area network (TIL) where nodes...
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5465386 |
Signaling protocol for a distributive wide area transmission trunked communication system
A land mobile transmission trunked communication system is provided with an enhanced control signal protocol. The land mobile transmission trunked communication system includes a plurality of trans...
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5457809 |
Group communications method between mobile stations
When a particular mobile station transmits a call out signal including a group number of the mobile station and the call out signal is received by a mobile exchange by way of a mobile base station,...
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5434798 |
Reconfiguration in a cellular communications network
A method and apparatus for performing reconfiguration of a cellular network is provided. Cell parameters of affected mobile switching centers in the network are copied to a database, and the copied...
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5420577 |
Method for providing communication between a distribution panel and console interface units
In a secure trunked communication system that includes a central controller, communication between a distribution panel and a limited number of console interface units may be achieved in the follow...
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EP0464142B1 |
PAGING TERMINAL APPARATUS WITH USER SELECTABLE PAGE FORWARDING CAPABILITY AND METHODOLOGY THEREFOR
Abstract not available for EP0464142 Abstract of corresponding document: US4951044 A paging receiver having acknowledge back capability is provided with the capability to request a received messag...
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5404571 |
TDMA radio network with provision for a group call channel for designated satellite stations
The radio transmission system includes at least one base station (RA or RB) and at least one satellite station (M1, . . . , M7) situated in a coverage zone (ZA, ZB) of the base station in which the...
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5371492 |
Method and apparatus for automatically executing system reconfigurations
In a communication system having a communication resource allocator, a plurality of communication units, a plurality of communication resources, and at least one console, the communication resource...
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5369783 |
Dynamic regrouping in a trunked radio communications systems
In a trunked radio frequency communications system, a dynamic regrouping scheme includes an effective user interface, automatic support of multi-site systems, the capability to program individual r...
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5365572 |
Cordless key telephone system with multiple tenant facility
In a cordless key telephone system in which radio-frequency connections are established between exchange lines and cordless stations in response to a call request, a ringing signal is transmitted i...
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5349631 |
Inbuilding telephone communication system
An Inbuilding Communications System for providing telephone communication to a first set of portable telephones located in a first area and to a second set of portable telephones located in a secon...
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5335350 |
Individual communication system selection method for group services
In a communication system network, an operator station, for a particular communication group, may select communication systems wherein a communication group service will be performed for the partic...
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5297192 |
Method and apparatus for remotely programming a mobile data telephone set
Downloading of number assignment module designation parameters into a memory circuit of a mobile data telephone set utilizes the built-in voice band modem of the set so that service authorization c...
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5297191 |
Method and apparatus for remotely programming a wireless telephone set
Remote downloading of number assignment module designation parameters into a read-only memory circuit of a wireless telephone subscriber set (e.g., mobile, cordless, etc.) can be achieved by incorp...
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5293644 |
Secondary ID usage in a subfleet call
A communications system provides subfleet calls for both voice and data communications using a secondary identification (301, 303, 305, 307, 309) incorporating a plurality of subfleets in a hierarc...
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