Matches 51 - 100 out of 135 < 1 2 3 >


Match Document Document Title
US20070167181 MOBILE STATION FOR OPERATING IN A BROADCAST-CENTRIC CELLULAR COMMUNICATION SYSTEM  
A mobile station for operating in a broadcast-centric cellular communication system. The system improves broadcast channel performance by exploiting the benefits of macro-diversity in a cellular...
US20070155413 Frequency calibration of wireless telecommunication device  
A wireless telecommunication device, a method of frequency calibrating a wireless telecommunication device, and a computer program are provided. The method comprises: receiving a reference radio...
US20090088194 Single Multi-Mode Clock Source for Wireless Devices  
The wireless device described herein uses a single crystal oscillator to generate the high and low frequency clock signals required by the wireless device during both active and inactive radio...
US20050118946 In-band signaling within broadcast stream and support for mixed flows  
A base station inserts an overhead message into a broadcast stream transmitted to a mobile station. To support autonomous soft handoff by the mobile station, the base station inserting the...
US20070275745 SYSTEM AND METHOD FOR MANAGEMENT OF MOBILE DEVICE COMMUNICATION  
A system and method for managing mobile device communication in an enterprise includes a device management agent and a synchronization agent in the mobile device. Information about the status of...
US20090017851 Synchronization Of A Peer-To-Peer Communication Network  
In an ad hoc peer-to-peer communications network, timing synchronization is facilitated between two or more nodes. A node can establish an original symbol timing and receive a first timing...
US20050245276 Synchronizing method and apparatus using error detection of sequence numbers to avoid synchronizing failure  
The present invention relates to transmissions and retransmissions of packet data, particularly ciphered data, in a communications system. Especially, it relates to radio link transmissions and...
US20060234737 Method and arrangement for frequency synchronization of a mobile station with a base atation in a mobile communication system  
In a method for synchronizing a mobile station with the base station in a mobile communication system, a reference-frequency oscillator is re-adjusted. To enable an inexpensive reference-frequency...
US20100120458 SYSTEM AND METHOD FOR SYNCHRONIZING WIRELESS COMMUNICATION DEVICES  
According to the present invention, Bluetooth master device offset information is determined and distributed among the master devices within a Bluetooth network. The system either provides an...
US20100035641 Communication Device, Base Station, Method Of Communication, And Communication System  
The MS detects a difference in timing or frequency between a reference signal being any one of the received signals from a plurality of BSs and each of the other received signals, notifies the...
US20060205421 Wireless communication devices and methods  
A method for synchronising a transmitter and a mobile, wireless receiver, the method involving: transmitting from the transmitter a synchronisation message (5) that is indicative of a time until a...
US20060154603 Method and devices for efficient data transmission link control in mobile multicast communication systems  
A method for a data transmission with ARQ protocol using multicast groups such as GSM, GPRS or UMTS in a mobile communication system is described. Data is transmitted in data blocks (PDU) from a...
US20050143072 Seamless handover method in an FH-OFDM based mobile communication system  
A handoff method in a mobile communication system using frequency hopping-orthogonal frequency division multiplexing (FH-OFDM). A mobile host predicts a handoff according to strength of...
US20070147337 Method of synchronizing with an uplink channel and a method of determining a propagation delay in a wireless communications system  
A method of synchronizing with an uplink channel and a method of determining a propagation delay in a wireless communications system are provided. In the example method of synchronizing, a...
US20060223556 Mobile device synchronization based on proximity to a data source  
A system for data communication is disclosed. The system comprises a detection module that ascertains when a mobile wireless communication device is located within a first range of a data source....
US20070010267 System and method for state synchronization between a base station and a mobile station in a mobile communication system  
A system and method for state synchronization between a base station and a mobile station in a mobile communication system. A count value indicative of a state change of the base station is...
US20070015524 Apparatus and method for sharing a bus in a mobile telecommunication handset  
An apparatus and method for sharing a bus in a mobile telecommunication handset are provided. The handset includes a controller enabling a plurality of devices to share a clock and controlling...
US20070099640 Arbitration of resources at a wireless device among contending applications  
Multiple applications sharing common resources are arbitrated such that failures resulting from unavailable resources can be avoided. Whenever an application (e.g., a data application) desires to...
US20070259677 Methods and apparatus for providing an extended-local area system based on short messaging service  
Embodiments of methods and apparatus for providing an extended-local area system based on short messaging service are generally described herein. Other embodiments may be described and claimed.
US20070037535 Synchronization method and apparatus for polar modulation signals  
Signals under test that are modulated signals are amplitude-demodulated and amplitude-demodulated signals that are the amplitude component of the signals under test are generated; the signals...
US20110028171 Method and Apparatus for Optimizing Radio Resource Control Procedures in Wireless Communication System  
A method for optimizing a radio resource control procedure in a wireless communication system is disclosed. The wireless communication system supports Coordinated multi-point (CoMP)...
US20070060079 Receiver, frequency deviation measuring unit and positioning and ranging system  
In a system for measuring a time difference of arrival of signals for positioning, an accurate time difference is measured by a receiver which is reduced in power consumption, size, and cost. The...
US20050282569 Apparatus and method for giving notification of a multimedia broadcast/multicast service while considering a transmission mode in a mobile communication system  
An apparatus in a mobile communication system for providing a multimedia broadcast/multicast service (MBMS) and a method for giving notification of an MBMS service while considering transmission...
US20050107103 Wireless communications arrangements with synchronized packet transmissions  
A wireless, e.g. radio communications arrangement is disclosed, which includes an access point (12) in which are integrated a plurality of radio modules (20). Each module (20) is configurable as a...
US20150156670 Method and Apparatus for Equalization Processing in a Wireless Communication Receiver  
In one aspect of the teachings herein, a receiver generates an improved estimate of other-cell covariance for the data region of its own-cell signal, by supplementing its pilot-based estimations...
US20060154679 Synchronization method and system for transmitting voice data in a mobile communication system  
A method and system for synchronizing transmission/reception timings delayed during transmission/reception of data frames for voice signals in a mobile communication system including a media...
US20070121573 hybrid system having multiple downlink channels and a single uplink channel  
Methods and systems for hybrid point to multipoint communication systems having multiple downlink channels and a single uplink channel, including the steps of: centrally allocating bandwidth to,...
US20070197243 Method And Arrangement For Detecting A Radio Coverage  
A method and arrangement for detecting a radio coverage in a synchronous multicellular mobile radio system having a multitude of synchronous base stations that are connected to an evaluating unit...
US20070116094 Signal arrangement for multi-bandwidth OFDM system  
A pilot structure, a method, and a receiver for multi-carrier cellular communications communication system include a network element and a user equipment. The network element is configured to...
US20130310094 NETWORK STATION POWER ADJUSTMENT APPARATUS AND POWER ADJUSTMENT METHOD THEREOF  
A network station power adjustment apparatus and a power adjustment method thereof are provided. The network station power adjustment apparatus connects to a base station. The base station...
US20090054094 METHOD FOR IDENTIFYING A CODE GROUP REPRESENTATIVE OF A NUMBER OF BASE STATIONS  
A method and apparatus for identifying a code group representative of a predetermined number of base stations is disclosed. A chip offset within a frame is input into a first correlator. A...
US20070135149 Method and system for synchronizing in a communication system  
A method and system for synchronizing between base stations controlling different cells in a communication system. The method includes receiving, by a base station, a reference signal from an...
US20070066329 Methods and apparatus for use in a wireless communications system that uses a multi-mode base station  
A multi-mode base station includes a transmit standby mode and an active mode. Transmit standby mode of base station operation is a low power/low interference level of operation as compared to...
US20070207836 Wireless base station  
A wireless base station system includes a phase-locked loop (PLL) and hold-over circuit linked to multiple frequency and time reference input connectors and a Global Positioning System (GPS)...
US20120322364 Communications System, Apparatus and Method  
A communications signal repeater apparatus (106, 110, 114, 118) is disclosed which is configured to receive a communications signal from a cable network 105. The communications apparatus is...
US20070207822 METHOD AND ARRANGEMENT FOR HANDLING SOFT HANDOVER IN A MOBILE TELECOMMUNICATION  
The present invention relates to a method and arrangements for including a detected cell, i.e. a cell not identified by the network, in an active set, i.e. the set comprising the base stations...
US20100120457 NON-INTERFERING MULTIPATH COMMUNICATION SYSTEM  
A non-interfering multipath communication technique establishes a base transmit and receive period for a variety of spaced apart transceiver devices of a base station and communicates between at...
US20050043045 Uplink timing in a wireless communications system  
A method for controlling the flow of information between a UE and a Node B is provided. The UE transmits over a control channel to the Node B a signal requesting to transmit information to the...
US20060068819 Radio base station system, channel assignment method and channel assignment program  
A frame synchronizing unit of a slave base station synchronizes its own frame with a frame of the master base station, reception control slot setting control unit sets, as a reception control...
US20090005093 SYSTEM AND METHOD FOR ACQUIRING BASE STATION SYNCHRONIZATION IN A COMMUNICATION SYSTEM  
A system and method for acquiring BS synchronization in a communication system are provided. In the system and method, a first BS acquires synchronization and transmits a frame to at least a...
US20070249318 Methods and systems for providing wireless communications through a utility pole mounted antenna  
Systems and methods are disclosed for providing wireless communications through, for example, a utility pole mounted antenna. The disclosed systems and methods may include receiving first data...
US20060252437 Method for synchronizing a radio communication system that is divided up into radio cells  
A method synchronizes a radio communication system that is divided up into radio cells. According to the method, every radio cell has one base station each for the radio coverage of a plurality of...
US20050124293 Method and apparatus for mobile telephone locatability  
A method and apparatus for determining the current location of a mobile device. More particularly, Bluetooth® enabled mobile devices can be located precisely in an independent fashion, i.e.,...
US20090117928 SYSTEM AND METHOD FOR DISTRIBUTING TIME AND FREQUENCY OVER A NETWORK  
A system to distribute accurate time and/or frequency over a network utilizing signals of opportunity transmitted by one or more local transmitters with known locations, the system includes a base...
US20070135150 Channel assigning method and system for radio base station group  
To reduce the processing load such as channel assignment and an authentication process in a plurality of radio base stations and communication terminals, and quickly and efficiently assign...
US20070153760 Method, apparatus and system of spatial division multiple access communication in a wireless local area network  
Some demonstrative embodiments of the invention include a method, apparatus, and system of performing simultaneous downlink transmission over a wireless medium to a plurality of wireless stations,...
US20070064642 CELL SEARCH OF TIME-OVERLAPPING CELLS IN A MOBILE COMMUNICATION SYSTEM  
A cell search in a spread spectrum telecommunication system is performed by determining a spreading code of an undetected neighbor cell; and de-spreading a received signal using the scrambling...
US20070230643 Track State - And Received Noise Power-Based Mechanism For Selecting Demodulator Processing Path In Spatial Diversity, Multi-Demodulator Receiver System  
A receiver terminal has plural demodulators coupled to spatially diverse signal receiving apertures with different views of a transmitter. A controller monitors the track state of the...
US20070099576 Method and apparatus for base station management  
An apparatus and method for determining (410) a quality of channel factor for a base transceiver station (530) of an active set and determining (420) whether the base transceiver station (530)...
US20100226358 METHOD AND SYSTEMS FOR SYNCHRONIZING OVERLAPPING WIRELESS SYSTEMS  
Methods and devices for synchronizing various independent wireless systems are disclosed. For example, an exemplary first base-station (120) capable of communicating with a first set of remote...

Matches 51 - 100 out of 135 < 1 2 3 >