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7623589 Cooperative multiple-access using user-clustering and space-time-frequency coding techniques for higher reliability reception  
Multiple wireless user devices act cooperatively to communicate with a remote destination node through a MIMO channel. In at least one embodiment, a cooperative cluster of user devices is formed...
7620417 Communication terminal apparatus, scheduling method, and transmission power deriving method  
A communication terminal apparatus that can perform an appropriate system operation at the network side and also can avoid a reduction in throughput and a reduction in system efficiency. In this...
7620414 Wind-up power control method and apparatus in mobile communications system  
A power control method in a mobile communication system, which includes changing an original step size for adjusting a target quality of service (QoS) of a downlink channel to a larger step size...
7620363 Proximity synchronization of audio content among multiple playback and storage devices  
A wireless communication system and in particular to a wireless communication system for digital audio players that provides for increased functionality, such as communication, interaction and...
7620128 Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes  
Block-encoded transmissions of a multi-antenna terminal unit are effectively detected in the presence of co-channel interfering transmissions when the base station has a plurality of antennas, and...
7616610 Scheduling in wireless communication systems  
A method in a wireless communication network ( 100 ) wherein information is communicated in a frame structure wherein each frame includes multiple sub-frames, including grouping at least two...
7616606 Mechanism for avoiding triggering silent radio squelch circuits  
A ‘smart’ sub-channel hopping control mechanism executes one or more sub-channel selection discriminators to enable the communications controller of a spectral reuse transceiver to delineate on...
7613476 Method and apparatus for path imbalance reduction in networks using high speed data packet access (HSDPA)  
A method and apparatus are disclosed whereby noise is introduced at one or more base stations in non-HSDPA cells into the uplink signal from one or more user devices. As a result, the apparent...
7603083 Controlling visibility of a wireless device in discoverable mode  
A wireless device in a discoverable mode controls its visibility by determining whether to ignore or respond to an inquiry, received from an inquiring device that is searching for discoverable...
7587212 System and method for allocating ranging slots in a broadband wireless access communication system  
A method for determining a number of ranging slots by a base station (BS) in a broadband wireless access (BWA) communication system. The method includes counting the number of mobile stations (MSs)...
7586979 Method for transmitting signals using antenna diversity, for instance in mobile communication systems, transmitter, receiver and computer program product therefor  
Encoded digital symbols are transmitted via a first pair of antennas and at least one second pair of antennas. The sets of symbols used for the transmission via the second pair of antennas are...
7583982 Method and apparatus to improve channel quality for use in wireless communications systems with multiple-input multiple-output (MIMO) antennas  
A technique which improves SINR in a communication system utilizing MIMO antennas is described. Transmitter and receiver components use fixed transmit and receive beamforming matrices and variable...
7574228 Multi-spot call system, sound volume adjustment device, portable terminal device, and sound volume adjustment method used therefor and program thereof  
Stored in an each speaker's sound volume coefficient table 13 are a speaker identification ID and information of a voice coefficient so as to be correlated with each other. A speaker...
7570748 Control and monitoring telecommunication system and method of setting a modulation method  
Using a network in which one master station modem 105 and multiple slave station modem 106, 107, 108 are physically connected by rudder connection or bus connection with a telecommunication...
7570698 Multiple output multicarrier transmitter and methods for spatial interleaving a plurality of spatial streams  
A multicarrier transmitter performs bit-interleaving suitable for transmitting more than one spatial stream over a multicarrier communication channel. The multicarrier transmitter may include a...
7567805 Method and system for dynamic assignment of wireless LAN access point identity  
In a wireless LAN (WLAN) a method and system for dynamically assigning a configuration identity to a device being connected to the WLAN is provided. An access point (AP) or other device is plugged...
7567540 Wireless communication system, wireless communication apparatus, wireless communication method and computer program  
In order to realize low power consumption of a communicator and information transmission in short packets with a short latency in a network environment of a self-organized distribution type, each...
7565162 Wireless communication system and wireless station  
A station determines the presence/absence of directional beam control in an access point, on the basis of received power measured when data transmitted from the access point are received, and the...
7558593 Outer loop power control method and apparatus for wireless communication systems  
An adjustment of the target signal to interference ratio (SIR target ) at the start of each transmission (N) uses an Outage-Based OLPC method, which establishes the ratio (SIR target ) as the sum...
7555309 Radio frequency router  
A radio frequency (RF) router is disclosed. The RF router utilizes resistive input signal splitters on an input module to divide input RF signals received at RF signal input terminals into a...
7555306 Method and system for mobile device performance monitoring  
A method for monitoring performance of a mobile device involves intercepting a first monitoring request from a monitoring management host, where the first monitoring request is associated with the...
7548760 Method of reverse link dynamic power control in a wireless communication system using quality feedback from a delay-sensitive traffic stream or overhead channel  
A closed loop power control based on receiving a continuous quality feedback is described. A main reverse link (RL) pilot is controlled by the quality feedback of a substantially continuous...
7548749 High-speed internal wireless bus  
Multiple computing devices are connected together using a high-speed wireless link. The wireless link enables expansion of available resources to the host device, such as one or more of volatile...
7542774 System and method for selecting input  
Systems and methods for selecting an input source for data input to a wireless communication device are provided that allow a wireless communication device to be in active communication with one or...
7522929 Communication apparatus configured to perform communication with a vicinal communication apparatus  
A communication apparatus includes a reception strength judgment unit for judging reception strength representing strength of a wireless MAC frame containing an IP address for identifying a...
7519371 Multi-hop communications in a wireless network  
Systems and techniques are disclosed relating to wireless communications. The systems and techniques involve wireless communications wherein a module or communications device is configured to...
7515927 Method of reverse link dynamic power control in a wireless communication system using per-flow quality feedback for multi-flow data traffic  
A closed loop power control based on receiving a continuous quality feedback is described. A main reverse link (RL) pilot is controlled by the quality feedback of a substantially continuous delay...
7515575 Intelligent access point scanning with self-learning capability  
A method and apparatus for intelligent access point scanning with self-learning capability enables a wireless handset to conserve power while scanning for unlicensed mobile access.
7509138 Power control during a transmission pause  
A transmitting station performs closed loop power control prior to a transmission pause. A closed loop transmission power level prior to the pause is determined. A reference signal is received and...
7509097 Method for determining a measurement time period  
A method for determining a measurement time period for measuring a propagation environment in a wireless station set having a plurality of wireless stations, between which wireless communication is...
7508798 Virtual mimo communication system  
The present invention provides an effective way to create a virtual MIMO transmission system using mobile terminals that have only one transmit path and antenna. This is accomplished by assigning...
7505780 Outer-loop power control for wireless communication systems  
Systems and methods for controlling power in a wireless communication system having multiple reverse-link channels. One embodiment comprises adjusting power levels of a first set of channels and a...
7505450 Configuration of failure and acquire timeouts to facilitate recovery from failures in hierarchical mesh networks  
Methods, apparatuses and systems directed to providing an efficient failure recovery mechanism in hierarchical wireless mesh networks. In one implementation, the present invention mitigates the...
7505426 Multi-channel mesh network  
A method of selecting at least one routing path between and access node and a gateway is provided. The method includes the access node receiving over a plurality of channels, indicators from at...
7502625 Integrated multi-band transceiver for use in mobile communication device  
A multi-band communication device configured with a mobile communication device for voice or data communication over a cellular, satellite or other communication network and configured with an...
7502357 Radio communication system and transmitter  
A radio communication system according to the present invention comprises a transmitter having a plurality of transmission antennas, and a receiver having a mechanism to perform a diversity...
7499708 Millimeter microwave point-to-multipoint broadcasting systems, components and methods that monitor and rebroadcast data packets  
Selected data packets that were broadcast over millimeter microwave frequencies to millimeter microwave receiving stations in a millimeter microwave broadcasting system footprint are rebroadcast....
7493136 Apparatus and method for controlling reverse TX power in a mobile terminal  
Disclosed are an apparatus and a method for controlling reverse TX power in a mobile terminal. The apparatus includes a closed-loop power controller for limiting a TX power increase due to a power...
7493135 Transmission method for downlink control signal in MIMO system  
Disclosed is a transmission method for a downlink control signal in a MIMO communication system where multiple transmit antennas and multiple receive antennas are used, in which each data...
7493130 Synchronizing over a number of synchronization mechanisms using flexible rules  
Two computer systems in a network each have a local store that contains a copy of a data item that is to be synchronized. One of the computer systems may be, for example, a mobile device while the...
7492914 Audio receiving system  
A system is provided for receiving audio signals from a plurality of microphones and transferring the audio signals via a common composite signal channel to a receiving unit, such as a mixing...
7492830 Signal receiving method in MIMO system and device therefor  
Transmitted symbols are estimated from received signals. The likelihood of the estimated transmitted symbols is calculated. The mean value and variance of the transmitted symbols are calculated...
7474984 Racecourse lap counter and racecourse for radio controlled vehicles  
A combination of a racecourse and a plurality of racing vehicles where the racecourse has a predefined path defined by at least one gate. This gate further includes a unique identifier. Each of the...
7469149 Method and apparatus for serially establishing a group call session  
Various embodiments are described for establishing a group call session serially. After receiving a serial group call request from a remote unit ( 101 ), fixed network equipment (FNE) ( 201 )...
7463907 Plug-in network appliance  
A plug-in network appliance is disclosed. In one aspect, a network appliance performs a bridge between two wireless communication formats. In another aspect, a network appliance is deployed to...
7460879 Mobile communication system, mobile terminal, transmit power control method in a mobile terminal, and program  
A method of performing transmit power control is performed based on ISCP which a mobile terminal calculates from a downlink received signal. A transmission/reception unit of the mobile terminal...
7460581 Method for transmitting signals using antenna diversity, for instance in mobile communication systems, transmitter, receiver and computer program product therefor  
Encoded digital symbols are transmitted via a first pair of antennas and at least one second pair of antennas. The sets of symbols used for the transmission via the second pair of antennas are...
7454170 Unidirectional power and bi-directional data transfer over a single inductive coupling  
An inductive transmission system for inductive transmission of power and full duplex data signals between first and second devices. The transmission system includes a bi-directional inductive...
7454167 Apparatus and method for echo cancellation in a wireless repeater using cross-polarized antenna elements  
A repeater for re-transmitting uplink and downlink signals in a wireless network. The repeater uses antenna cross-polarization, signal cancellation and digital processing techniques to reduce or...
7453924 Diversity receiver and diversity reception method  
The present invention provides a diversity receiver and diversity reception method utilized for CDMA communication system. Antenna switching using antenna diversity is made possible with one...
Matches 1 - 50 out of 288 1 2 3 4 5 6 >