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7363043 Passive GSM-based self-locating device  
A self locating device that uses GSM signals associated with GSM digital telephone base stations to determine its current location. The device uses GSM common channel signals to determine observed...
EP0779991B1 WIRELESS TELEPHONE DISTRIBUTION SYSTEM WITH TIME AND SPACE DIVERSITY TRANSMISSION  
Abstract not available for EP0779991 Abstract of corresponding document: US5614914 A wireless communication system combines time and space diversity to reduce fading and simplify receiver design....
7274939 Cellular radio locator system  
A cellular radio network based positioning system for determining the position of a mobile station ( 16 ). For each base transceiver station ( 1 to 5 ) or cell of the network, a fixed list of...
7126966 Method for identifying base stations of a time division cellular network in a mobile station and mobile station  
The invention relates to a method for identifying base stations of a time division cellular network in a mobile station. An object of the invention is to speed up the identification of new base...
EP1564907A2 Wireless telephone distribution system with time and space diversity transmission  
The present invention provides a transmitting station for a wireless communication system wherein digital data is communicated to a receiving station characterized by: means for transmitting data...
EP1095469B1 METHOD AND APPARATUS FOR PROVIDING A TIME ADJUSTMENT TO A WIRELESS COMMUNICATION SYSTEM  
Abstract not available for EP1095469 Abstract of corresponding document: US6208871 In a wireless communication system including at least a first (101) and a second base transceiver station (201),...
6842444 Wireless telephone system with diversity transmission and method  
A wireless communication system combines time and space diversity to reduce fading and simplify receiver design. In particular, a data packet which carries digital telephone traffic, is transmitted...
6804207 Transmitting station for wireless telephone system with diversity transmission and method  
A transmitting station for communicating data in a CDMA cellular system that utilizes transmission diversity by transmitting a plurality of PN spread spectrum signals. The transmitting station...
6785251 Receiving station for wireless telephone system with diversity transmission and method  
A subscriber station for a CDMA cellular system that utilizes transmission diversity by transmitting a plurality of PN spread spectrum signals. Data is transmitted as PN spread spectrum modulated...
6778515 Receiving station for wireless telephone system with diversity transmission and method  
A subscriber station for a cellular system that utilizes transmission diversity by transmitting a plurality time slotted signals for communicating data. A receiver sequentially receives at least a...
6611788 Apparatus and method for measuring and recording movement of a mobile station using a mobile network  
An apparatus and method for measuring movement of a Mobile Station held by a user and for measuring the elapsed time of such movement. The invention is particularly suited for following the...
6597914 Method for determining timing differences between radio transmitters and a radio network incorporating the same  
There are proposed a method for determining timing differences between a plurality of radio transmitters (BTS) and a radio network incorporating the method. Timing information of signals received...
EP1008269B1 A METHOD FOR DETERMINING TIMING DIFFERENCES BETWEEN RADIO TRANSMITTERS, A RADIO NETWORK INCORPORATING THE SAME AND CORRESPONDING MOBILE STATION  
Abstract not available for EP1008269 Abstract of corresponding document: US6597914 There are proposed a method for determining timing differences between a plurality of radio transmitters (BTS)...
6529165 Radio positioning systems  
The invention concerns a method of determining the position or change in position or state of motion of a receiver or receivers, the position or change in position or state of motion of which is or...
6522890 Location and tracking system  
A method is disclosed for finding the position of a mobile radio-frequency transceiver in a communication system. A network of at least two unsynchronized base stations is arranged to transmit and...
6522670 Method for identifying base stations of a time division cellular network in a mobile station and mobile station  
The invention relates to a method for identifying base stations of a time division cellular network in a mobile station. An object of the invention is to speed up the identification of new base...
6366786 Radio with synchronization apparatus and method therefore  
A mobile radio ( 10 ) with a synchronization apparatus ( 14 ) executes a method ( 60 ) for time synchronizing the radio ( 10 ) and a base station ( 12 ). Base station ( 12 ) and radio ( 10 ) have...
6366568 Transfer station for wireless telephone distribution system with time and space diversity transmission  
A wireless communication system combines time and space diversity to reduce fading and simplify receiver design. In particular, a data packet which carries digital telephone traffic, is transmitted...
6356739 Measurement method  
The invention relates to internal measurement methods of mobile communication systems, more particularly how to arrange time intended for signal measurement for the mobile stations. In the method...
6308078 Transmission time delay measurement at transmission paths in a radio telecommunication system  
In a cordless (e.g. DECT) or cellular radio telecommunication system (1), comprising a plurality of radio access units (3) operatively connecting to a central interface unit (2), transmission time...
6275705 Location and tracking system  
The invention concerns a method of finding the position of a mobile radio-frequency transceiver in a communications system. A network of at least two unsynchronized base stations arranged to...
EP0950290B1 TRANSMISSION TIME DELAY MEASUREMENT AT TRANSMISSION PATHS IN A RADIO TELECOMMUNICATION SYSTEM  
Abstract not available
6185429 Method and apparatus for performing a time synchronization of a base site  
An unsynchronized base site (104) transmits a time synchronization request to a communication unit (110). A time synchronization error, or a timing offset, for the unsynchronized base site (104) is...
6150987 Antenna assembly  
An antenna assembly for a communications network is disclosed, the assembly comprising an antenna which is operable in different modes of operation; wherein, in a first mode, the antenna is...
6144961 Method and system for non-intrusive measurement of transaction response times on a network  
A network monitoring and management system (10) is provided for use in conjunction with a computer network array (12) including a plurality of identifiable branch arrays known as LANS (14). The...
6130898 Simulcasting digital video programs for broadcast and interactive services  
To provide interactivity, a public wireless packet data network is combined with a broadband digital broadcast network. In the preferred embodiment, the broadcast network utilizes multiple...
6061565 Mobile radio systems  
In order to locate the position of a mobile station of a mobile radio system, the distance of the mobile station from a base transceiver station is determined, or the distances of the mobile...
6005605 Television distribution system and method  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
5875402 Time-synchronous communication system  
A time-synchronous communication system comprises: fixed stations having distance measuring/time reference synchronization and maintaining unit, receiving/processing unit, transmitting/processing...
5852612 Terminal for receiving simulcast digital video programs  
An arrangement (apparatus and method) for obtaining a single copy of a received signal from a simulcast broadcast area. Within a desired service area, multiple transmitters at separately located...
5828659 Time alignment of transmission in a down-link of CDMA system  
A mobile station can be connected to more than one base station in a procedure known as macro-diversity. In order to synchronize the signals for a specific cellular call connection, the time...
5822324 Simulcasting digital video programs for broadcast and interactive services  
To provide interactivity, data communication through wireless telephone network (e.g. cellular) is combined with a broadband digital transmission through a broadcast network. In the preferred...
5799255 Method for controlling an accessory of a subscriber terminal equipment and an accessory of a subscriber terminal equipment  
The present invention relates to a method for controlling an accessory of a location data maintaining subscriber terminal equipment (204) of a cellular network and an accessory (214), and which...
5784683 Shared use video processing systems for distributing program signals from multiplexed digitized information signals  
A broadcast system supplies multiplexed channels to a plurality of receiving systems. The broadcast system preferably comprises a wireless digital simulcasting network. Each multiplexed channel...
EP0851608A1 Transmission time delay measurement at transmission paths in a radio telecommunication system  
In a cordless (e.g. DECT) or cellular radio telecommunication system (1), comprising a plurality of radio access units (3) operatively connecting to a central interface unit (2), transmission time...
5764188 Method and apparatus for location finding in a wireless communication system  
A method and apparatus for determining the location of a communication unit in a CDMA system includes in a first embodiment, sending a location request via a spread spectrum signal to the...
5751707 AIN interaction through wireless digital video network  
A control node, such as a services control point, of an intelligent telephone network interfaces to a wireless broadband network for signaling communications with broadband terminals. In normal...
5740200 Apparatus for measuring transmission time utilized for data collection system  
An apparatus for measuring transmission time is utilized for a data collection system including an observation station situated in a given wide-ranging region, and a collection station for...
5729825 Television distribution system and method using transmitting antennas on peripheries of adjacent cells within a service area  
A cellular system for distributing a plurality of television programs in a desired service area. A plurality of groups of spaced transmitting antennas are disposed substantially on the peripheries...
5729549 Simulcasting digital video programs for broadcast and interactive services  
To provide interactivity, a public wireless packet data network is combined with a broadband digital broadcast network. In the preferred embodiment, the broadcast network utilizes multiple...
5711003 Method for determining timing advance during handover  
A method of handover between two cells of a TDMA cellular mobile radio network, wherein, after a mobile receives a handover command (HANDOVER CMD) from its base station, the mobile transmits a...
5666662 Method for detecting the location of a mobile terminal  
In location detection of a mobile terminal, a location inquiry signal is transmitted from one or more base stations to the mobile terminal at predetermined intervals. In response to the location...
5666365 Simulcast transmission of digital programs to shared antenna receiving systems  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
5659353 Television distribution system and method  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
5651010 Simultaneous overlapping broadcasting of digital programs  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
5646942 Simulcast transmission of digital programs to shared antenna receiving systems  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
EP0779991A2 WIRELESS TELEPHONE DISTRIBUTION SYSTEM WITH TIME AND SPACE DIVERSITY TRANSMISSION  
Abstract not available for EP0779991 Abstract of corresponding document: US5614914 A wireless communication system combines time and space diversity to reduce fading and simplify receiver design....
5627830 Method and apparatus for transmitting information for multiple independent users in a communication system  
An RF cellular communication system employing offset frame synchronization between cells, any cell being omni-directional or directional, such that a frame at one cell is offset by an integral...
5610916 Shared receiving systems utilizing telephone cables as video drops  
Within a desired service area, multiple transmitters at separately located sites simultaneously broadcast the same multi-channel, multi-program signal. Broadcast waves from the transmitters...
5563892 Method of upgrading the program transport capacity of an RF broadcast channel  
The program transport capacity of an RF broadcast channel is upgraded by replacing analog services with digitally multiplexed services. RF channels can be obtained from one or more parties, e.g....
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