Matches 401 - 450 out of 932 < 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >
Match Document Document Title
6594499 Downlink power control in a cellular telecommunications network  
A power control system method for controlling the downlink (DL) transmit power from a base station (BS) to a mobile station (MS) in a cellular telecommunications network. A power balancing value...
6594245 Method and system for enabling a remote communication station to engage multiple communication stations  
A method and system enables high data-rate users to be serviced even from within congested cells. If a user that is associated with an MS is located within a first cell that is too congested to...
6590883 Base station apparatus and transmission power control method  
The base station apparatus according to the present invention places pilot data and transmission power control data independently of each other in a slot based on processing delays and propagation...
6590879 Method, mobile station, basestation and mobile communications system for performing handoff independently for groups of physical direct sequence-code division multiple access channels  
A mobile station is disclosed that functions within a 3G DS-CDMA communication system, in which a separate active set is defined for each of the different channel types. With the use of a separate...
6590872 Receiver with parallel correlator for acquisition of spread spectrum digital transmission  
A receiver of a handset transceiver, in a wireless telephone system having a plurality of wireless handset and a base unit having a base transceiver. Each handset has a handset transceiver for...
6587449 Method and system for distributing radio channels in a radiocommunications system  
Method for distributing radio channels in a radiocommunications system in which a fixed unit ( 11 -j) allocates radio channels to a plurality of remote units ( 12 - 1 to 12 -m), and in which the...
6587448 Reconfigurable wireless system base station  
A reconfigurable base station suitable for supporting multiple wireless communication system standards includes a set of channel unit boards, each providing processing operations for user signals...
6584314 Location management in a mobile telecommunication system  
The basic idea of the invention is to separate the location area used in the RAN and the reporting area used when reporting the location of the mobile to the core network. The size of the location...
6584116 Method of transmission in a UMTS mobile telephone network enabling preparation for handover to a GSM cell during a call in a UMTS cell  
During allocation of time slots of a UMTS frame to a terminal, the UMTS network provides a continuous gap having a duration at least equal to 5 ms in a UMTS frame to enable the receiver of the...
6577618 Packet control channel feedback support for contention and reservation based access  
A method is disclosed for improving the efficiency of the packet data channel by interrupting transmissions from or to a first mobile station so as to allow a short message to be communicated...
6577613 Method and apparatus for asynchronous reservation-oriented multiple access for wireless networks  
This disclosure describes systems and methods for transmitting data over transmission bandwidth in a communication channel over a wireless network through asynchronous, reservation-oriented,...
6574212 Transmission of random access bursts with at least one message part  
The present invention proposes communication devices ( 1, 6 ) and a method for transmitting and receiving random access bursts in a random access channel of a digital telecommunication system....
6574211 Method and apparatus for high rate packet data transmission  
In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay. Data...
6574207 Method for subscriber unit compressing and transmitting high speed data  
Two related voiceband compression techniques are employed in order to enable an RF telecommunications subscriber unit to accommodate data signals of high speed voiceband modems and FAX machines. A...
6574206 Method and apparatus for managing communication resources upon speculation slots  
A method and system for managing communication resources between nodes in a network, and more particularly to a dynamic distributed multi-channel time division multiple access (TDMA) slot...
6574202 Method for interleaving information conveyed in a wireless communication system  
A method for interleaving information to be conveyed over a TDMA wireless communication system. A certain portion of information associated with a user is transmitted during one time slot and the...
6574199 Unifying slot assignment protocol logical neighborhooding  
A heuristic logical neighborhooding technique is applied to dynamic wireless networking. Logical neighborhooding, provides for the formation of logical neighborhoods across a plurality of channels...
6570886 Time slot management method and a main station and substation realizing such a method  
A time slot management method for use in a time division multiple access network. The time division multiple access network includes a main station (MS) coupled to each of a plurality of...
6570860 Data transmission method in a TDMA mobile communication system  
A method and apparatus for data transmission in a time division multiple access (TDMA) mobile communication system, in which one or more time-slots may be allocated to a mobile stations for data...
6567385 System and method for transmitting information from terminals to a central node using TDMA  
A system and a method relating to TDMA communication. A number of terminal stations communicate with user stations and a central node. Separate frequencies are used for communication to and from...
6560210 Handing off a wireless terminal in a wireless telecommunications system  
A wireless telecommunications system is disclosed that hands off a wireless terminal from one base station to another as the wireless terminal moves within a wireless telecommunications system....
6560209 Method for frequency division duplex communications  
The high quality PCS communications are enabled in environments where adjacent PCS service bands operate with out-of-band harmonics that would otherwise interfere with the system's operation. The...
6556559 Ambient field level monitor device for radio mobile terminal  
The present invention relates to an ambient field level monitor device for a radio mobile terminal, comprising a reception unit for receiving a radio signal arriving at the radio mobile terminal to...
6553020 Communications system and method  
A communications system ( 1 ) has a plurality of nodes ( 2 ). Each node ( 2 ) has a receiver ( 10 ) for receiving a signal transmitted by wireless transmitting means and a transmitter ( 11 ) for...
6553017 Communication device and method for determining the signal quality of communication resources in a communication system  
A communication device ( 100 ) receives a first portion of an information packet via a primary communication resource ( 102 ). During a time period otherwise allocated for receiving a second...
6553008 Multidirectional time-division multiplexing wireless data communications system  
A multidirectional time-division multiplexing wireless data communications system can prevent erroneous data from being transmitted through a data communication line even when a bit error has...
6553006 Resource allocation in packet-format data transmission  
The invention relates to a method for allocating resources for a data transmission connection between a wireless communication device and a mobile communication network. In the method, the...
6549532 Allocation of uplink radio resources in a radio communication system  
For allocating radio resources in a time-division multiple access packet mode radio communication system, each remote station stores transmit authorizations for each time slot of a frame in a...
6549531 Multi-cell TDMA radio communication through limited subsets of time slots  
A Time Division Multiple Access (TDMA) radio communication system, comprising radio access units or radio base stations arranged to provide duplex radio communication with remote radio...
6546000 Method for channel use in TDMA system, and TDMA system  
A method for using channels in a time-division multiple access radio system which includes at least one base station and at least one mobile station and which operates on one or more carrier...
6545999 Wireless communicating method, wireless communicating system, communicating station, and controlling station  
A wireless communicating method for a system having a plurality of communicating stations and a controlling station for controlling an accessing operation of the communicating stations in which the...
6545994 Access probe acknowledgment including collision detection to avoid oversetting initial power level  
In an illustrative embodiment of the present invention, a first channel is allocated for transmitting sporadically generated messages from multiple field units to a base station. The first channel...
6545993 Method and apparatus for managing data transfer and acknowledgements  
A method and apparatus are provided, where the method and apparatus include associating a frame with at least one corresponding memory location that contains data, transmitting the data within the...
6542599 Subscriber system transmission apparatus with line concentrating capability  
A subscriber system transmission apparatus has a line concentrating capability which is performed a relatively simple efficient redundant structure for increased overall system reliability. A...
6542485 Methods and apparatus for wireless communication using time division duplex time-slotted CDMA  
Methods and apparatus for wireless communication in systems such as omni-beam and narrow-beam fixed wireless loop (FWL) systems. In a first technique in accordance with the invention, referred to...
6542482 Load sharing for MCPA-equipped base station  
The present invention provides a method by which users may be moved between time slots or between base stations in order to better utilize the MCPA output power resources. According to an exemplary...
6539007 System and method for multiple single-phase access in a TDMA wireless network  
A communications device for receiving data from a base station in up to N phases, including in one phase, all phases, or multiple phases. The multi-phase mode captures data from all phases and...
6539003 Method for acquisition and synchronization of terminals in a satellite/wireless TDMA system  
A TDMA system ( 11 ) is provided using a programmable, fixed-period frame structure for communication between network terminals ( 6,10 ). All bursts are timed with respect to this programmable...
6535503 Channel allocation method and radio system using a combination of TDMA and CDMA  
A radio system and a channel allocation method in a radio system are provided. The radio system and method have at least one base station communicating with terminals within a coverage area...
6532228 Open loop receiver  
A receiver for receiving a radio packet transmitted at a transmission frequency. Reception circuitry is arranged to receive radio signals at a receiving frequency. The reception circuitry includes...
6532224 Method, systems, and terminals for assigning control channel time slots for group and individual pages  
A method of assigning paging channels to terminals providing group communications with a communications systems includes defining a control channel including a plurality of time slots wherein the...
6532223 Communication method, transmission method, reception method, base station and terminal  
A terminal in a wireless telephone system can efficiently search for available base stations. Communication of user information between a base station and a terminal is intermittently performed in...
6529494 Downlink timeslot power control in a time division multiple access system  
In a time division multiple access (TDMA) based cellular radio telecommunications system, system performance is improved by adjusting the transmit power associated with certain downlink signals...
6529493 Mobile station combining telecommunications and positioning functions, and a corresponding method of receiving positioning signals by a mobile station  
The invention relates to a mobile station of a digital cellular communications system, the station being of the type comprising: means for transmitting and receiving telecommunications signals by...
6526032 Base station apparatus and transmission power control method  
The base station apparatus according to the present invention places pilot data and transmission power control data independently of each other in a slot based on processing delays and propagation...
6522638 Packet data communication system with buffered data and control channels  
A packet data communication system includes a control station and a plurality of mobile terminals that communicate on demand with the control station over a wireless link. The control station has a...
6522625 Radio communication apparatus and radio communication method  
Symbol 102 that is spread with the only short spreading code and inserted in synchronism with a long spreading code is specified by detecting the correlation with only the short spreading code....
6519452 Method and system for optimizing wireless communication system performance  
A system and method for a simultaneous examination of synchronized forward and reverse link data of a telecommunication network is provided. An RF optimizer system first gathers inputs from both...
6519449 Method and apparatus for a signal power control in a wireless communication system  
The invention provides a signal power control method and apparatus for a wireless system to control the power level of a received signal transmitted over a radio link so as to counteract...
6519245 Communication system having dedicated time slots for selection signals  
A communication system having hubs and mobile units where a mobile unit uses selection signals from hubs during dedicated time slots for selecting a particular hub for communication during...
Matches 401 - 450 out of 932 < 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >