Matches 1 - 38 out of 38
Match Document Document Title
RE39427 Cellular telephone data communication system and method  
The cellular telephone data communication system and method involves the use of a mobile data processing interface and a cooperating static data processing interface to effectively transmit data...
RE38645 Portable hybrid communication system and methods  
A laptop device includes a personal computer, a cellular transceiver, a speakerphone, and a hybrid communications control unit. The device has connectors for attaching a headset, cellular control...
EP0643885B1 METHOD AND APPARATUS FOR COMMUNICATING VARIABLE LENGTH MESSAGES BETWEEN REGISTER MODELED RADIO DEVICES  
Abstract not available for EP0643885 Abstract of corresponding document: WO9325010 A radio system (100) includes a plurality of addressable processors (150, 180 and 200). A communication link...
6724833 Method and apparatus for communicating information  
A method and apparatus for communicating information between a remote location and a user. Information from the remote location or the user is received by the inventive apparatus and processed by...
6603986 Method and system for controlling cellular telephone accessory functions  
A method and system for controlling an accessory function by a cellular telephone are disclosed. In accordance with the method, the cellular telephone generates a message payload comprising a...
EP0848566B1 GSM transceiver with portable protocol stack  
Abstract of EP0848566 A GSM transceiver unit, for use in a GSM network, having a multilayer portable protocol stack is disclosed. The multilayer protocol stack includes a hardware layer (204)...
6320501 Multiple sensor system for alarm determination with device-to-device communications  
A multi-unit ambient condition detecting system incorporates either a wired or a wireless communication medium wherein the units are in bi-directional communication with one another. Units can...
RE37141 Cellular telephone data communication system and method  
The cellular telephone data communication system and method involves the use of a mobile data processing interface and a cooperating static data processing interface to effectively transmit data...
6173429 Apparatus for providing error correction data in a digital data transfer system  
The present invention provides an apparatus for providing error correction data in a digital data transfer system. The apparatus receives a clock signal and provides a first signal using the clock...
6064660 GSM transceiver with portable protocol stack  
A GSM transceiver unit (10), for use in a GSM network (84), having a multilayer portable protocol stack is disclosed. The multilayer protocol stack includes a hardware layer (204), a first portable...
EP0848566A2 GSM transceiver with portable protocol stack  
A GSM transceiver unit, for use in a GSM network, having a multilayer portable protocol stack is disclosed. The multilayer protocol stack includes a hardware layer (204) controlling communications...
5710978 Logging recorder system for trunking radio  
A logging recorder system for trunking radio includes a device which monitors a plurality of channels of the trunking radio system and outputs analog signals representative thereof. A digitizer is...
5640444 Methods and apparatus for controlling data transmission using radio devices  
A system for connecting a computer to both cellular and landline telephone systems is disclosed. A cellular modem has a single RJ-11 jack for interfacing either to a landline jack or to a signal...
5625890 Logging recorder system for trunking radio  
A logging recorder system for trunking radio includes a device which monitors a plurality of channels of the trunking radio system and outputs analog signals representative thereof. A digitizer is...
5551068 Method and apparatus for communication variable length messages between register modeled radio devices  
A radio system (100) includes a plurality of addressable processors (150, 180, and 200). A communication link (230) interconnects the addressable processors (150, 180, and 200). The communication...
5526370 Weighted sum codes for error detection  
A new class of error detection codes has powerful error detection properties, as well as significant implementation advantages. The inventive error detection codes are used in communication...
5490275 Virtual radio interface and radio operating system for a communication device  
A communication device (100) includes three levels and at least one feature and at least one protocol for communicating with other communication devices. The three levels are high level or user...
5455830 Error detection and recovery in parallel/serial buses  
A system and method for asynchronously transmitting data blocks, in parallel, across multiple fibers in a serial manner. Frame groups are provided as a mechanism to transmit associated data...
5381346 Virtual data source for a radio transceiver  
In a radio transceiver having a microcomputer (11) that controls various hardware-dependent components (220) and functions (240) that form a plurality of radio control processes, a method and...
5363315 Method of communications between and within virtual radio interface standard layers  
In radio processing control (11), a plurality of architectural layers (270, 290, 390) separate at least one of a plurality of tasks (272) from another task (292). For communicating among the tasks...
5311570 Integration of wireless paging in a communication system  
A communications switching system such as a PBX, central office switch and the like, responds to an incoming call to a called party by signaling a paging device as well as some other communications...
5296851 Signal communication system  
A signal communication system includes a control portion and an operation portion. The control portion has an output data transmitter for transmitting output data to the operation portion in the...
5265093 Hardware interface and protocol for a mobile radio transceiver  
A system and method for communicating control signals between a digital mobile transceiver, a digital control head, and a mobile data terminal over a common serial peripheral bus uses a message...
5257410 Communication device with ISDN interface  
Briefly, according to the invention, a multi-unit communication device having a transceiver unit 108 and a control unit 104 is provided. The transceiver unit 108 transmits and receives information...
5206863 Processor-to-processor communications protocol for a public service trunking system  
A downlink between a communications dispatch console and a digitally trunked radio repeater system site controller efficiently transfers message data between the site controller and the console...
5175926 Method of manufacturing an automotive sound system  
An automotive sound system achieves manufacturing flexibility by joining a common chassis which implements radio functions with additional boards that are specific to either a cassette, CD, or DAT...
RE34034 Cellular telephone data communication system and method  
The cellular telephone data communication system and method involves the use of a mobile data processing interface and a cooperating static data processing interface to effectively transmit data...
5128930 Processor-to-processor communications protocol for a public service trunking system  
A downlink between a communications dispatch console and a digitally trunked radio repeater system site controller efficiently transfers message data between the site controller and the console...
5127057 Integral sound system having interchangeable modules with separate microcontrollers  
An automotive sound system achieves manufacturing flexibility by joining a common chassis which implements radio functions with additional boards that are specific to either a cassette, CD, or DAT...
5109543 Hardware interface and protocol for a mobile radio transceiver  
A system and method for communicating control signals between a digital mobile transceiver, a digital control head, and a mobile data terminal over a common serial peripheral bus uses a message...
5020135 Computerized multistandard, field-convertible, multiregional/multiservice, remote controllable, remote programmable mobile two-way radio system with digital serial bus link, built-in programmer and autodiagnostics  
A Computerized Mobile Two-Way Radio System is provided having microprocessor enhanced capabilities and versatility for wide area/multiple region two-way radio networks with multiple categories of...
5007050 Bidirectional digital serial interface for communication digital signals including digitized audio between microprocessor-based control and transceiver units of two-way radio communications equipment  
A digital serial interface system is provided for communicating digital signals including digitized audio between microprocessor-based Control and Transceiver Units of two-way radio communications...
4965820 Cellular telephone apparatus  
A cellular telephone apparatus in which several functions such as decoding and encoding data signals, detecting the busy/idle bit and transponding the SAT signal, are carried out by a CMOS data...
4947484 Protocol for network having a plurality of intelligent cells  
A network for sensing, communicating and controlling, which uses packets to communicate between a plurality of cells. Cells in a system are given a system identification number (e.g., a 48 bit...
4903262 Hardware interface and protocol for a mobile radio transceiver  
A system and method for communicating control signals between a digital mobile transceiver, a digital control head, and a mobile data terminal over a common serial peripheral bus uses a message...
4875230 Cellular telephone unit having multiple memory location command language  
A cellular telephone unit includes logic circuitry designed or programmed automatically to expand (recursively or iteratively) keystroke sequences containing recall commands by substituting the...
4835731 Processor-to-processor communications protocol for a public service trunking system  
A downlink between a communications dispatch console and a digitally trunked radio repeater system site controller efficiently transfers message data between the site controller and the console...
4697281 Cellular telephone data communication system and method  
The cellular telephone data communication system and method involves the use of a mobile data processing interface and a cooperating static data processing interface to effectively transmit data...
Matches 1 - 38 out of 38