Matches 1 - 50 out of 55 1 2 >
Match Document Document Title
7394361 Keyhole communication device for tracking and monitoring shipping container and contents thereof  
A shipping container that facilitates communications between wireless communication devices within the shipping container and an external network container includes a keyhole communication device...
7391321 Keyhole communication device for tracking and monitoring shipping container and contents thereof  
A shipping container that facilitates communications between wireless communication devices within the shipping container and an external network container includes a keyhole communication device...
7383038 Modular, portable data processing terminal for use in a radio frequency communication network  
Modular, portable data collection terminals are disclosed for use in mixed wireless and hard-wired RF communication networks, wherein various radio transmitter modules and associated antennas may...
7362174 Current-controlled CMOS (C3MOS) wideband input data amplifier for reduced differential and common-mode reflection  
Current-controlled CMOS (C3MOS) wideband input data amplifier for reduced differential and common-mode reflection. Impedance matching and bandwidth extension provides desired gain at higher...
EP1865022A1 FOAMED POLYESTER SHEET  
The present invention provides a polyester foamed sheet composed of a resin composition comprising 50 to 100 weight% of a polyalkylene terephthalate, wherein the resin composition has an isothermal...
7221668 Communications within population of wireless transceivers based on common designation  
A method of forming an ad hoc hierarchical communication network among a plurality of wireless transceiver includes assigning to each of the transceivers one or more common designations. A network...
7209771 Battery powered wireless transceiver having LPRF component and second wake up receiver  
A wireless transceiver includes a low power radio frequency (LPRF) component that powers down to conserve energy and powers up in response to a signal; and a second receiver that provides the...
7209468 Forming communication cluster of wireless AD HOC network based on common designation  
A method of forming an ad hoc hierarchical communication network among a plurality of wireless transceiver includes assigning to each of the transceivers one or more common designations. A network...
7200132 Forming ad hoc RSI networks among transceivers sharing common designation  
A method of forming ad hoc RSI hierarchical communication networks among pluralities of wireless transceivers includes assigning to each of the transceivers one or more common designations. A...
7155264 Systems and methods having LPRF device wake up using wireless tag  
Systems and methods utilized a wireless transceiver ( 5008 ) having a low power radio frequency (LPRF) component ( 5010 ) that powers down to conserve energy and powers up in response to a signal;...
7135889 Universal single-ended parallel bus  
A high speed data communication system uses a single-ended bus architecture with a reference signal extracted from a differential periodic signal that is transmitted along with single-ended data....
7133704 Manufacture of LPRF device wake up using wireless tag  
A method is disclosed for manufacturing a wireless transceiver ( 5008 ) having a low power radio frequency (LPRF) component ( 5010 ) that powers down to conserve energy and powers up in response to...
7132727 Layout technique for C3MOS inductive broadbanding  
An improved cell layout for a C3MOS circuit with inductive broadbanding positions the inductor at a distance from the active region to improve isolation and aligns the edges of the resistor,...
7109799 Current-controlled CMOS wideband data amplifier circuits  
Expansion of the bandwidth of a wideband CMOS data amplifier is accomplished using various combinations of shunt peaking, series peaking, and miller capacitance cancellation. These various...
7080788 Modular, portable data processing terminal for use in a radio frequency communication network  
Modular, portable data collection terminals are disclosed for use in mixed wireless and hard-wired RF communication networks, wherein various radio transmitter modules and associated antennas may...
6982583 Current-controlled CMOS circuit using higher voltage supply in low voltage CMOS process  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
6950653 Scanning tone remote adapter for land-mobile radio dispatch for use with dispersed dispatch stations  
A land mobile radio dispatch system is provided, which comprises a radio, one or more remote dispatch devices, and a scanning tone remote adapter connected to the radio and the remote dispatch...
6937080 Current-controlled CMOS logic family  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
6934540 Network formation in asset-tracking system based on asset class  
A plurality of wireless transceivers are associated with assets and each transceiver is assigned a class designation representative of an attribute, characteristic, relation, or behavior of its...
6911855 Current-controlled CMOS circuit using higher voltage supply in low voltage CMOS process  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
6910632 Data processing and communications device with interchangeable modules  
A data communications device includes a base unit having a first microprocessor and a data and communication module received by the base unit that includes a second microprocessor and a...
6909309 Current-controlled CMOS circuits with inductive broadbanding  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic with inductive broadbanding fabricated in conventional CMOS process technology....
6900670 Current-controlled CMOS logic family  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
6897697 Current-controlled CMOS circuit using higher voltage supply in low voltage CMOS process  
Various circuit techniques for implementing ultra high speed circuits use current-controlled CMOS (C 3 MOS) logic fabricated in conventional CMOS process technology. An entire family of logic...
6864558 Layout technique for C3MOS inductive broadbanding  
An improved cell layout for a C3MOS circuit with inductive broadbanding positions the inductor at a distance from the active region to improve isolation and aligns the edges of the resistor,...
6795703 System and method for upgrading mobile handset  
A handset upgrading system and method which permit cellular customers to upgrade their handset without visiting a local telephone store, providing a totally automated upgrade service, including...
6745027 Class switched networks for tracking articles  
A method of forming an ad hoc hierarchical communication network involves associating a plurality of wireless transceivers with articles, and assigning to each of the transceivers a class...
6714983 Modular, portable data processing terminal for use in a communication network  
A portable data terminal includes at least two communication transceivers having different operating characteristics, one for conducting data communications on a wired subnetwork and one for...
6697415 Spread spectrum transceiver module utilizing multiple mode transmission  
A data transceiver module for digital data communications in a portable hand-held data terminal has multiple data spread spectrum modes which include direct sequence and frequency function...
6665536 Local area network having multiple channel wireless access  
A communication network having at least one access point supports wireless communication among a plurality of wireless roaming devices via a first and a second wireless channel. The access point...
6431451 Hand-held data capture system with interchangeable modules  
A portable, hand-held data terminal of modular structure includes a base module with a keyboard and a display screen. A data and communications module may be selected from a number of different...
6333937 Access retry method for shared channel wireless communications links  
Each remote station in a wireless network cell that uses a collision oriented multiple access scheme, counts the number of retries attempted to gain access to the base station for a particular...
6314301 Method and apparatus for assigning a mobile station to a communication resource  
In a wireless communication system (100) affinity groups to which a mobile station (114) belongs are identified (504). Historical affinity strengths between the mobile station and the affinity...
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...
EP0692170B1 A GROUP CALL METHOD, A SYSTEM CONTROLLER AND A SUBSCRIBER STATION IN A RADIO SYSTEM  
Abstract not available for EP0692170 Abstract of corresponding document: US5809018 PCT No. PCT/FI94/00120 Sec. 371 Date Jan. 3, 1996 Sec. 102(e) Date Jan. 3, 1996 PCT Filed Mar. 30, 1994 PCT Pub....
5930723 Establishing an expanded group call in a mobile communication system  
For establishing an expanded group call in a mobile communication system which has group call groups formed by a plurality of mobile stations, a network infrastructure which has at least one...
5848144 Switch cutover with paced transition  
According to a system for switched cutover with paced transition, subscribers are transitioned to a new communication system while the capacity needed by the cutover facility is minimized. A...
5809018 Group call method, a system controller and a subscriber station in a radio system  
A group call method, a system controller and a subscriber station in a radio system comprising a plurality of base stations and subscriber stations. In order for a subscriber station to be able to...
5724610 Selector bank subsystem of CDMA system using a pair of first processors for selecting channels between CDMA interconnect subsystem and mobile service switch center  
A selector bank subsystem (SBS) of a code division multiple access (CDMA) system is disclosed, including two portions: a SBSC block and a S/V block. The one SBSC block is designed to manage twelve...
5680633 Modular, portable data processing terminal for use in a radio frequency communication network  
Modular, portable data collection terminals are disclosed for use in mixed wireless and hard-wired RF communication networks, wherein various radio transmitter modules and associated antennas may...
5613209 Method and apparatus for automatically selecting a radio talkgroup  
A communication system (100) has automatic selection of talkgroups based on geographically defined areas. The system (100)includes wireless two-way communication units (120) capable of...
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...
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...
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...
5566388 RF trunking multisite switch configuration and diagnostics interface  
In a multisite radio frequency (RF) signal transmission system, a multisite switch routes audio and data information throughout the system. This switch has a node through which a system manager and...
5524273 Overlapping non-interactive radio patch method  
A method of managing (150) an overlapping radio patch which allows a audio channel to be involved in multiple patches which are established at different dispatch positions. The method prevents...
5463617 Method for providing caller interrupt in a time division multiplexed wireless communication system  
A first communication unit (101) transmits, to a central controller (105), a request for a group call. The central controller allocates a first inbound (11), a second inbound (12), and an outbound...
5437056 Method for dynamically allocating radio channels among fixed radio stations of a radio system in case of transmission line failure between a fixed station and a control center of the radio system  
The invention relates to a radio channel allocation method for a radio system in which a mobile exchange (MX) dynamically allocates radio channels to the base stations (BS1, BS2, BS3) from a...
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...
5371900 Storm plan execution attachments for trunked radio system  
A multi-user radio system, such as a trunked radio system has sets of operations ("storm plans") for execution in emergency situations. A central control and management processor is arranged to...
Matches 1 - 50 out of 55 1 2 >