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7508790 |
Configuration of overhead channels in a mixed bandwidth system
A method and apparatus for transmitting broadcast information in a multi-carrier communication system. The Sync Channel of the multi-carrier system is transmitted a 1.25 MHz channel bandwidth...
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7508779 |
Mobile communication system, mobile communication method, and mobile station suitably used for the same
The object of the present invention is provide a mobile communication system which can reduce power consumption of a mobile station without increasing the number of times the data signals which are...
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7505440 |
Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals
A system and method for transmitting wideband signals via a radio communication system adapted for transmitting narrow-band signals is described. A base station is used to transmit and receive a...
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7505397 |
Method for transmitting/receiving data in mobile communication systems using an OFDMA scheme
A method for transmitting data in a mobile communication system using an OFDMA scheme. The method includes dividing an entire frequency band of the mobile communication system into a plurality of...
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7505479 |
Method and apparatus for bandwidth and frequency management in the U-NII band
The present invention provides an apparatus and method for optimizing power in order to increase capacity. Rather than having any terminal device limited to a specific maximum data rate, instead...
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7505788 |
Spatial multiplexing with antenna and constellation selection for correlated MIMO fading channels
A multiple-in multiple-out (MIMO) system may use an antenna selection operation to determine an optimum number and subset of active antennas for communication over correlated fading channels. The...
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7505429 |
Method for determining packet data rate in wireless communication system
A method of determining a packet data rate in a mobile communication system is provided. The method includes steps of estimating a channel reception status value after a predetermined time...
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7505771 |
Method for assigning orthogonal variable spreading factor code in a wireless cellular telecommunication system
The present invention relates to a telecommunication method in a wireless cellular telecommunication system having a radio network controller and a base station, where the method receives a number...
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7502335 |
Method for allocating IP addresses for peer-to-peer wireless instant messaging and other data communications
A technique is provided for allocating publicly accessible IP addresses to an initiating mobile device to establish peer-to-peer session-based instant messaging with a target mobile device residing...
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7502341 |
Multiband mobile communication system and transmitter used therein
A transmitter used in the multiband environment includes a frequency allocation unit ( 106 ) configured to select and allocate a frequency band that satisfies a user QoS from among multiple...
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7502352 |
Scheduling method for quality of service differentiation for non-real time services in packet radio networks
A method and apparatus for providing differentiated quality of service (QoS) within a GPRS/EGPRS network environment. The invention advantageously uses one or more of a microscheduling technique, a...
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7499427 |
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...
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7499705 |
Handover in a hybrid communications network
An apparatus and method of effecting hand-off of a mobile station in a first wireless communication system, which has a first mobile switching node operable with a first base station and a second...
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7499984 |
Status-message mapping
A method of mapping status messages of monitored objects to service elements in an IT-infrastructure-management system is provided. The service elements and their dependencies being represented by...
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7499433 |
Method and apparatus for DTX frame detection
A method and apparatus for detecting discontinued transmission (DTX) frames in data frames received over a link or channel, is described, where a DTX frame is a frame that does not carry data and...
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7499426 |
Uplink throughput for wireless network interfaces
Methods and apparatuses for uplink allocation. A remote station may receive one or more uplink data transfer parameters from a base station using a wireless communications protocol. Data may be...
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7499707 |
Method and system for communicating using a quiescent period
In FDMA communications between two or more primary radios ( 41, 42; 141, 142 ), use is made of a quiescent period in the primary communication. The quiescent period is used by secondary radios (...
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7499706 |
Network frequency setting
A frequency setting unit for a radio telecommunications network comprising a first, reference base station transmitting signals at a first frequency, and a second base station transmitting at a...
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7499425 |
Methods for ensuring medium access in a wireless network
An efficient medium dedication schedule is generated. The schedule gives wireless medium an ability to concurrently serve real-time and non real-time application and still be able to maintain the...
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7496068 |
Methods and apparatus for data transfer in a packet-switched data network
Apparatus for and methods of enabling a gateway node of a first packet-switched data network to select a first channel for transferring a data packet to a destination packet data protocol address...
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7496067 |
Resource allocating method, and base station, mobile station, and radio packet communication system to which the resource allocating method is applied
Provided is a resource allocating method capable of ensuring QoS according to priority levels and efficiently allocating resources. A resource allocating method according to the present invention...
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7496367 |
Method of multi-carrier traffic allocation for wireless communication system
A dynamic distribution of traffic load across multiple carriers in a wireless communication system. The wireless communication system includes a Base Transmittal Station (BTS) and one or more...
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7496061 |
Providing a multicast service using a multicast group-source key
Providing a multicast service to a mobile node includes receiving a first request to join a multicast group from a first cell site. The first request requests that a first mobile node be permitted...
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7496065 |
Efficient piconet formation and maintenance in a Bluetooth wireless network
The invention is addressing the problem of efficient formation and maintenance of piconets with assistance from the master of an already existing piconet. The master of an existing piconet...
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7496057 |
Methods and apparatus for optimizations in 3GPP2 networks using mobile IPv6
Methods and apparatus are disclosed for reducing latency in a Mobile IP environment. These embodiments are particularly applicable in a 3GPP2 architecture using Mobile IPv6. Each of the features...
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7492762 |
Method for dynamic flow mapping in a wireless network
The present invention provides for mapping of plurality of IP flows to a plurality service instances. A plurality of IP flows are received at a PDSN. The header information associated with each IP...
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7493092 |
Wireless transceiver having plural transmission methods
In a MIMO wireless transceiver, priority control that judges priority of transmit data and a transmission mode table are provided to control an option as to which transmission system SDM or STBC is...
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7492784 |
Call acceptance control method, mobile communication system and base station device
Resource measurement device 32 acquires a measured value x of the resource use condition in transmitting/receiving section 20 in respect of the wireless resource that is the subject of...
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7492744 |
Method and system for multiple basic and extended service set identifiers in wireless local area networks
An improved system and method using multiple basic and extended service set identifiers for a single radio in a wireless local area network is provided. The method includes the use of several basic...
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7493123 |
Integrated circuit for optimizing access point channel selection
A wireless communication method and system for optimizing channel selection for an AP. The channel selection optimization process includes four sub-processes: 1) a measurement process; 2) a...
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7492736 |
System and method for access and management of beacon periods in distributed wireless networks
The present application describes a system and method of managing beacon periods in a distributed wireless network. According to an embodiment, devices move their beacons to earliest available...
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7492735 |
Assigning uplink slots to optimize uplink power control gain in wireless communications
A method and system for assigning uplink (UL) slots to optimize time division duplex (TDD) UL power. In order to assure proper power control gain, UL slots are judiciously allocated close to the...
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7489661 |
Dynamic transmit power configuration system for wireless network environments
Methods, apparatuses and systems facilitating the configuration of transmit power and coverage areas corresponding to access points in a wireless network environment. The present invention in one...
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7489647 |
Method for performing cell broadcasting and communication system using the same
A method for performing cell broadcasting and a communication system using the same are provided. The method includes steps of receiving in a mobile station at least one data unit of a short...
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7489657 |
Determination and use of adaptive thresholds for received messages
A method is disclosed that includes measuring, during a measurement period, values corresponding to noise and interference signals received from a channel. The measurement period coincides with a...
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7489670 |
Device, system and method of uplink/downlink communication in wireless network
Devices, systems and methods of uplink/downlink communication in wireless network. For example, a wireless access point includes a transmitter to transmit a downlink frame having a duration field...
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7489656 |
Bandwidth allocation
In accordance with certain described implementation(s), a coordinating device performs bandwidth allocation procedures based on information from previously-unfulfilled bandwidth allocation requests...
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7489934 |
OFDMA with adaptive subcarrier-cluster configuration and selective loading
A method and apparatus for allocating subcarriers in an orthogonal frequency division multiple access (OFDMA) system is described. In one embodiment, the method comprises allocating at least one...
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7489650 |
Method, apparatus and system of packet transmission
Embodiments of the present invention provide a method, apparatus and system which may include selecting, based on a predetermined criterion, a modulation type and/or a protection mechanism to be...
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7489655 |
Method and apparatus for predictive scheduling in a bi-directional communication system
Method and apparatus for predictive scheduling in a bi-directional communication system are disclosed. In a communication system ( 100 ), a control unit ( 218 ) has knowledge that a subscriber...
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7489629 |
Methods and media access controller for broadband wireless communications with variable data unit size and delayed data unit construction
A media access controller (MAC) of a broadband wireless communication device may vary the size of data unit payloads based on a physical layer burst size. In automatic retransmission request (ARQ)...
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7486616 |
Preemptive dynamic frequency selection
Briefly, in accordance with one embodiment of the invention, an access point may preemptively broadcast an alternate channel to switch to, along with an indication of the beacon timing for the...
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7486638 |
Base station, control device, communication system and communication method
A base station includes an acquisition unit for acquiring a packet transmitted from a terminal device to a mobile station, a priority calculation unit for calculating priority of transmission of...
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7486639 |
Adaptive time division duplexing method and apparatus for dynamic bandwidth allocation within a wireless communication system
An adaptive time division duplexing (ATDD) method and apparatus for duplexing transmissions on a communication link in wireless communication systems. Communication link efficient is enhanced by...
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7486637 |
Wireless communication method and system for efficiently managing paging windows and data messages
A wireless communication method and system for efficiently managing paging windows and data messages. The wireless communication system includes at last one network and a plurality of user...
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7486655 |
MIMO-OFDM system and pre-coding and feedback method therein
The present invention provides an antenna-array-based multiple-input multiple-output orthogonal-frequency-division-multiplexing (MIMO-OFDM) system and a pre-coding and feedback method used in the...
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7483713 |
Base station and transmission power control method
A base station is disclosed. The base station includes: a service area status determination unit configured to determine status of a service area of the base station based on received signals from...
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7483700 |
Method and apparatus for determining appropriate channels for communication
During operation of a secondary communication system, cells ( 106 ) are formed by a plurality of localized nodes ( 104 ) to alert other nodes within the cell of frequencies which must be protected...
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7480271 |
Method for reducing multi-cell interferences in wireless communications
A method is provided for reducing multi-cell interference. The method comprises dividing a cell into a plurality of segments, partitioning a frequency spectrum into a plurality of sub-channels,...
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7480270 |
Method and apparatus for a reverse link supplemental channel scheduling
A method and apparatus provide for scheduling reverse link transmission for a mobile station in a timely manner. A base station ( 101 ) may transmit on a forward link high rate channel and a...
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