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5279521 |
Dynamic group regrouping method
In a communication system network, the central controller may more efficient respond to group regrouping requests in the following manner. Once a console generates a dynamic group regrouping...
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5274837 |
Trunked radio repeater system with multigroup calling feature
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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5216419 |
Data carrier identification system
This invention is directed to a data carrier identification system which is used, for example, in production lines. Different data carrier identification numbers (DCNos.) are assigned to respective...
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5204669 |
Automatic station identification where function modules automatically initialize
The present invention provides a method and apparatus for dynamically assigning addresses and determining the configuration of a plurality of programmable function modules connected to an...
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5175727 |
Communication system network interconnecting a plurality of communication systems
The present invention discloses a communication system network that comprises a plurality of communication systems and a processing multiplexer. The communication systems, which may be either...
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5117501 |
Dynamic regrouping in a trunked radio communications system
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...
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5109403 |
System for programming of features of a mobile cellular telephone unit
A system for programming software feature switches in a mobile telephone, wherein a host computer initiates a first call to the mobile telephone, thereby causing a cell site facility to broadcast...
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5077828 |
RF channel expansion in a trunked radio communications system
In a trunked radio frequency communications system, an arrangement dynamically "expands" or extends the frequency allocation table stored within the "personality" defining non-volatile storage...
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5046082 |
Remote accessing system for cellular telephones
A system for allowing remote access to cellular telephone programming through the PSTN is disclosed. The system includes a specifically configured remotely accessible cellular telephone (RACT) and...
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5038398 |
Method of assigning communication links in a dynamic communication network
A method of assigning communicaton links in a dynamic communication network, such as a network of earth orbiting satellites arranged, for example in three constellations. The assignments are made...
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5025254 |
Communication system with improved resource assignment
A trunked communication system wherein some of the communication resources are preassigned for exclusive use only by a predetermined group, such as a public safety agency. In addition, to assure...
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5016269 |
Method and apparatus for utilizing a cellular telephone in a programmable, intelligent emergency freeway callbox
In an improved cellular telephone network, which in the illustrated embodiment, is a roadside emergency callbox system, and in which each cellular callbox includes programmable circuitry for call...
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4995095 |
Method and apparatus for utilizing unpresented communication groups
In a communication system that comprises a plurality of communication resources, a plurality of consoles, a communication resource allocator, and a plurality of subscriber units arranged into a...
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4951044 |
Paging terminal apparatus with user selectable page forwarding capability and methodology therefor
A paging receiver having acknowledge back capability is provided with the capability to request a received message to be forwarded to an alternate paging receiver in a paging system after having...
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