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7433683 System for fast macrodiversity switching in mobile wireless networks  
Fast macrodiversity switching (FMS) dynamically switches radio links used for traffic and control channels for a mobile station among a number of base transceiver stations (BTS) without changing...
7411936 Wireless communication method and apparatus  
A method for establishing communications between a master unit and a plurality of node units. Of the plurality of node units, K node units are assumed to have established communications with a...
7263293 Indoor wireless voice and data distribution system  
A wireless voice and data system for improving coverage in an enclosed area includes a hub device for transceiving RF signals with a signal source positioned generally removed from an enclosed...
7245596 Modularly clustered radiotelephone system  
A subscriber cluster unit for a wireless telecommunication system provides a wireless interface with a base station for a plurality of subscriber units. The cluster unit has a plurality of...
7203508 Mobile communication systems, mobile communication methods, base stations, mobile stations, and signal transmission methods in the mobile communication systems  
A mobile station is configured to measure receiving qualities of respective signals from a first antenna and a second antenna of a base station (S 3, S 5 ), store the results of the measurement,...
7177298 Dynamic channel allocation in multiple-access communication systems  
Dynamic allocation of communication channels among communication units (CU) in a communications system. Dynamic channel allocation employs a reservation set for reserving channels and an allocation...
RE39381 Establishment of a connection between a base station and a mobile station using random access channels  
A connection establishment method for establishing a random access type connection using a random access channel, which is used in a radio system having several subscriber terminal equipments ( 37 ...
6983150 Wireless cellular communication system  
A wireless communication system including a repeated pattern of cells, in which base station transmitters and user station transmitters for each cell may be assigned a spread-spectrum code for...
6961545 Method and system for providing antenna diversity  
An antenna switch diversity algorithm, and systems and methods to provide antenna diversity by implementing the algorithm in, for example, an IEEE 802.11a compliant environment, are presented. In...
6954470 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels  
A system and method for wireless communication between a plurality of subscriber units and a base station, the base station communicating information signals from an originating source to a...
6947469 Method and Apparatus for wireless spread spectrum communication with preamble processing period  
A simple and flexible over-air protocol for use with a mobile telephone system, having hand-held telephones in a microcell or other type of cellular communication system. A method in which user...
6895253 Wireless indoor communications using antenna arrays  
A wireless communication system and method includes antenna arrays at both the transmitter and receiver having a plurality of elements for very high data rate communication. Phased array antennas...
6842440 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels  
A system and method for wireless communication between a plurality of subscriber units and a base station, the base station communicating information signals from an originating source to a...
6836660 Methods and systems for communicating in a cellular network  
A microcellular communications network includes a plurality of base station units and corresponding antenna units. The microcells connected to their respective base station units over a telephone...
6775549 Method for self-calibration of a wireless communication system  
Self RF engineering is made possible for a wireless communication system by adding to the self-configuration capability the ability to set autonomously the power levels of the system base stations....
6771667 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels  
A subscriber unit synchronizes to a control channel. An assigned frequency and time slot is transmitted on the control channel to the subscriber unit. The subscriber unit is moved from the control...
6748216 Method and apparatus for intelligent microcell and antenna selection in digital cellular telephone systems  
A method and apparatus for controlling communications between a mobile cellular telephone and a cell of a cellular telephone network. The apparatus comprises a serving transceiver for transmitting...
6549772 Multiple antenna cellular network  
A multiple antenna cellular network communicates with a mobile station over a plurality of antennas. The antennas are arranged in a plurality of positions to customize a cell or cells. A...
6539236 Establishment of a connection between a base station and a mobile station using random access channels  
A connection establishment method for establishing a random access type connection using a random access channel, which is used in a radio system having several subscriber terminal equipments ( 37 ...
6535731 Universal mobile telecommunications system  
For the expansion of a cordless telecommunications system, in particular a DECT cordless telecommunications system, with respect to great transmission ranges in cordless telecommunications there is...
6532365 PCS pocket phone/microcell communication over-air protocol  
A simple and flexible over-air protocol for use with a mobile telephone system, having hand-held telephones in a microcell or other type of cellular communication system. A method in which user...
6522642 Antenna diversity techniques  
A receiver system for antenna diversity employing a single backhaul cable. A single backhaul cable couples a receiver to a plurality of antennas. The signals from the antennas are combined onto the...
6496488 Modularly clustered radiotelephone system  
A power-conserving time division multiple access (TDMA) radio telephone system is disclosed in which a cluster of subscriber stations, remote from a base station, employs a common pool of...
6473623 Method for self-calibration of a wireless communication system  
Self RF engineering is made possible for a wireless communication system by adding to the self-configuration capability the ability to set autonomously the power levels of the system base stations....
6442397 Method for self-calibration of a wireless communication system  
Self RF engineering is made possible for a wireless communication system by adding to the self-configuration capability the ability to set autonomously the power levels of the system base stations....
6434406 Antenna system for a cellular telephone network  
A cellular telephone system is described of the type wherein a plurality of contiguous cells, each having an assigned set of identification codes, are arranged with means for maintaining continuous...
6430412 Call handoff  
A system and method for performing call handoff in a mobile communication system. The system is employed on commercial aircraft and enables calls to be transferred between different traffic service...
6415147 System for avoiding congestion in mobile communication and method of doing the same  
A system for avoiding congestion in mobile terminal communication, includes (a) a plurality of mobile stations, (b) a plurality of base stations, and (c) a base station controller connected to the...
6393002 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels  
A digital telephone system for processing a plurality of information signals received in parallel over telephone lines from a public network exchange which are then transmitted in parallel over a...
6388997 Timing adjustment control for efficient time division duplex communication  
A system and method for time division duplex communication over a single frequency band wherein guard time overhead is reduced by active adjustment of reverse link transmission timing as a function...
6366566 Efficient communication system using time division multiplexing and timing adjustment control  
A system for time division multiplexed communication over a single frequency band in which guard time overhead is reduced by active adjustment of reverse link transmission timing as a function of...
6363107 Preamble code structure and detection method and apparatus  
In a first embodiment of the invention, a concatenated preamble code is formed by a kronecker product between two subcodes of the same or different lengths. The subcodes have favorable correlation...
6360264 Method and apparatus for maintaining connectivity of nodes in a wireless local area network  
Methods and apparatus for maintaining connectivity of nodes in a wireless LAN. Accordingly, the present invention provides a method and apparatus for maintaining connectivity in a wireless LAN. The...
6356607 Preamble code structure and detection method and apparatus  
In a first embodiment of the invention, a concatenated preamble code is formed by a kronecker product between two subcodes of the same or different lengths. The subcodes have favorable correlation...
6351463 Method and apparatus for transmitting a synchronization beacon in a wireless communication network  
The present invention provides a method and apparatus for transmitting a synchronization beacon from a wireless base station to a wireless terminal in a wireless communication network installed in...
6349111 Circuit for allocating a transmission channel on the electric network  
The present invention relates to a circuit for allocating a channel to a transmission between at least two modems that use an electric network as a medium for the transmission of a binary data...
6349094 Method and apparatus for wireless communications employing control for broadcast transmission  
A communication system having a plurality of forward channel communications and a plurality of corresponding reverse channel communications from and to a plurality of mobile users. A plurality of...
6317452 Method and apparatus for wireless spread spectrum communication with preamble sounding gap  
A wireless spread spectrum communication system comprises a spread spectrum transmitter and spread spectrum receiver which communicate according to an over-the-air protocol. The spread spectrum...
6314294 Method for self-calibration of a wireless communication system  
Self RF engineering is made possible for a wireless communication system by adding to the self-configuration capability the ability to set autonomously the power levels of the system base stations....
6282180 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels  
A telecommunication system for processing a plurality of simultaneous bidirectional communications includes a primary station and at least one secondary station using wireless transmissions over...
6275704 Multiple access communication system with polarized antennas  
A multiple access communication system comprising a plurality of cells, each cell comprising a plurality of sectors. A base station is located in each cell and has a plurality of antennas. Each...
6208630 Modulary clustered radiotelephone system  
A power-conserving time division multiple access (TDMA) radio telephone system is disclosed in which a cluster of subscriber stations, remote from a base station, employs a common pool of...
6198925 Method and apparatus for intelligent microcell and antenna selection in digital cellular telephone systems  
A method and apparatus for apparatus for controlling communications between a mobile cellular telephone and a cell of a cellular telephone network. The apparatus comprises a serving transceiver for...
6192038 Method and apparatus for wireless communication employing aggregation for digital signals  
A communication system having a plurality of forward channel communications and a plurality of corresponding reverse channel communications from and to a plurality of mobile users. A plurality of...
6161013 Wireless communication system and method  
A simple and flexible over-the-air communication system is provided in which user stations communicate with one or more base stations to place and receive telephone calls, in which the user...
6154486 Preamble code structure and detection method and apparatus  
In a first embodiment of the invention, a concatenated preamble code is formed by a kronecker product between two subcodes of the same or different lengths. The subcodes have favorable correlation...
6141373 Preamble code structure and detection method and apparatus  
In a first embodiment of the invention, a concatenated preamble code is formed by a kronecker product between two subcodes of the same or different lengths. The subcodes have favorable correlation...
6118824 Spread-spectrum data publishing system  
A system for publishing data on shared broadcast channels using spread-spectrum techniques, which may comprise a spread-spectrum encoder capable of receiving data and placing it in a...
6112086 Scanning RSSI receiver system using inverse fast fourier transforms for a cellular communications system with centralized base stations and distributed antenna units  
A microcellular communications network includes a plurality of base station units and corresponding antenna units. The microcells connected to their respective base station units over a telephone...
6112080 Wireless communication method and system  
A simple and flexible over-air protocol for use with a mobile telephone system, having hand-held telephones in a microcell or other type of cellular communication system. A method in which user...
Matches 1 - 50 out of 155 1 2 3 4 >