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US20090316630 |
RADIO COMMMUNICATION SYSTEM AND MOBILE STATION DEVICE
A mobile station device transmits a random access preamble to a base station device and performs uplink timing alignment based on the synchronization timing deviation information included in a...
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US20090316674 |
METHOD AND APPARATUS FOR DEMODULATION OF QAM SIGNAL USING SYMBOL-SPECIFIC AMPLITUDE REFERENCE ESTIMATION
According to the teachings presented herein, “spreading code” knowledge is used in forming amplitude references for QAM demodulation in a DS-CDMA receiver. Here, “spreading code” broadly...
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US20090310588 |
METHOD AND APPARATUS FOR HIGH RATE PACKET DATA TRANSMISSION
Methods and apparatus used in a wireless communication system. A data request message may be periodically transmitting by a mobile station to a base station. The data request message may provide...
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US20090310587 |
GENERIC PARALLEL SPREADING
Method for transmitting a wideband code division multiplex output signal at a given chip-rate corresponding to a plurality of combined physical radio links for respective user entities, comprising...
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US20090303976 |
INCREASING CAPACITY IN WIRELESS COMMUNICATION
Techniques to increase capacity in a wireless communications system. In an aspect, systematic non-transmission, or “blanking,” of minimal-rate frames transmitted in a communications system is...
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US20090296680 |
Wireless Communication Method in Traffic System, Wireless Base Station, and Wireless Terminal
An on-vehicle device sends an allocation request for a wireless resource to a roadside device. The roadside device, in response to receiving this allocation request, allocates a roadside-vehicle...
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US20090300458 |
REVERSE LINK AUTOMATIC REPEAT REQUEST
An Access Network (AN) can send an acknowledge message (ACK) to an Access Terminal (AT) to indicate that the AN has successfully decoded the data received in the first set of slots of the first...
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US20090296679 |
SYMBOL-LEVEL ADAPTATION METHOD, MEMORY, EQUALIZER AND RECEIVER FOR IMPLEMENTING THIS METHOD
A symbol-level adaptation method to adapt at least one coefficient of an equalizer, wherein the method includes a) determining if there exists a shortened pilot channelization code which has a...
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US20090296663 |
METHOD OF AND BASE STATION FOR CONTROLLING BEAM FORMING IN A MOBILE CELLULAR NETWORK
The invention concerns a method and a base station ( 21 ) for controlling beam forming in a mobile cellular network: Antenna units ( 212 ) of base stations ( 21 ) of a cluster of neighbored base...
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US20090290568 |
RADIO COMMUNICATION APPARATUS AND RADIO TRANSMISSION METHOD
In order to improve reception performance, while reducing the arithmetic amount of a receiver apparatus in a multi-carrier CDMA system, different weightings are performed for the respective spread...
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US20090285194 |
Efficient Peak Cancellation Method for Reducing the Peak-To-Average Power Ratio in Wideband Communication Systems
An efficient peak cancellation method for reducing the peak-to-average power ratio in wideband communication systems uses repeated clipping and frequency domain filtering to achieve a desired...
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US20090285193 |
METHOD FOR MULTIPLEXING DATA AND CONTROL INFORMATION
A method for multiplexing a data information stream, including a systematic symbol and a non-systematic symbol, and a control information stream of at least three types in a wireless mobile...
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US20090279460 |
BUNDLING OF ACK INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
Techniques for bundling acknowledgement (ACK) information in a wireless communication system are described. In one design, a user equipment (UE) may receive multiple codewords in at least one...
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US20090279527 |
WIRELESS COMMUNICATION APPARATUS AND DATA MULTIPLEXING METHOD
A wireless transmitting apparatus capable of improving the reception characteristic at a data stream receiving end. In this apparatus, I/Q separating parts ( 110, 112 ) each separate first data...
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US20090279528 |
METHOD AND SYSTEM FOR SINGLE ANTENNA RECEIVER SYSTEM FOR HSDPA
Aspects of a method and system for a single antenna receiver system for HSDPA are provided. Aspects of a method for processing RF signals, the method may comprise computing channel estimates based...
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US20090275357 |
WIRELESS RECEIVER, WIRELESS TRANSCEIVER INCLUDING THE SAME AND MOBILE TERMINAL
A wireless receiver, a wireless transceiver and a mobile terminal with the wireless receiver include a down-converter that can be used in common with respect to at least two different wireless...
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US20090275360 |
HYBRID MOBILE COMMUNICATION TERMINAL AND METHOD OF ACQUIRING SYSTEM FOR DATA SERVICE IN HYBRID MOBILE COMMUNICATION TERMINAL
A hybrid mobile communication terminal includes a mode setting unit which sets a High Data Rate (HDR) power save mode and an indicator indicating the HDR power save mode when data service cannot be...
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US20090268703 |
RADIO COMMUNICATION TERMINAL AND RADIO COMMUNICATION METHOD
A radio communication terminal that performs data communication by selecting either one of a first data communication protocol and a second data communication protocol that has a lower level of...
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US20090268704 |
MOBILE COMMUNICATIONS SYSTEM FOR DYNAMICALLY CONTROLLING DATA RATE CONTROL LENGTH
A mobile communications system includes a base station that performs packet data communications with a terminal. The base station includes a communication unit that receives a data rate control...
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US20090268602 |
METHOD OF GENERATING CODE SEQUENCE AND METHOD OF TRANSMITTING SIGNAL USING THE SAME
A method of generating a code sequence and method of adding additional information using the same are disclosed, by which a code sequence usable for a channel for synchronization is generated and...
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US20090268705 |
DYNAMIC BANDWIDTH ALLOCATION TO TRANSMIT A WIRELESS PROTOCOL ACROSS A CODE DIVISION MULTIPLE ACCESS (CDMA) RADIO LINK
A technique for transmission of wireless signals across CDMA radio links. Bandwidth is allocated dynamically within a session to specific CDMA subscriber unit based upon data rate determinations....
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US20090262719 |
Apparatuses and methods for beamforming in a multiple input multiple output (MIMO) wireless communication system based on hybrid division duplex
Beamforming in a Multiple Input Multiple Output (MIMO) wireless communication system is provided. An apparatus includes an estimator for estimating a channel matrix of at least one terminal...
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US20090262720 |
METHOD AND APPARATUS FOR CONTROLLING A REVERSE TRAFFIC RATE IN A MOBILE COMMUNICATION SYSTEM
A method and apparatus for controlling an uplink data rate in a mobile station of a mobile communication system. The apparatus includes a receiver for receiving control information based on uplink...
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US20090252139 |
Radio-Access Method for Mobile-Radio Networks, Related Networks and Computer Program Product
A mobile-radio network includes radio base stations providing radio coverage to the users of the network via antenna elements, wherein the antenna elements are equipped with at least one first...
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US20090252496 |
COMMUNICATION NETWORK USING CODE DIVISION MULTIPLEXING TECHNOLOGY
A communication network which can use communication bandwidth effectively. Spreading codes of a first and a second code length are assigned for every communication terminal interfaces connected to...
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US20090252141 |
Method and Apparatus for Transmitting and Receiving High Speed Data Using Code Division Multiple Access Channels
The present invention describes a spread spectrum communication system wherein the frequency of carriers and the code channels of the carriers or both for transmission to a given remote station...
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US20090252140 |
WIRELESS COMMUNICATION SYSTEM, TERMINAL STATION, AND WIRELESS COMMUNICATION METHOD
The invention includes a wireless communication system including a control station which transmits a wireless signal by one of a plurality of schemes, and a terminal station which receives the...
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US20090245220 |
RANDOM ACCESS CHANNEL PREAMBLE
One out of sixteen preamble signatures is selected. A code is produced based on the selected preamble signature. The produced code is phase rotated to produce a processed preamble signature signal....
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US20090245219 |
Active spread code detection
A System, method and computer readable medium for determining an active code set comprises determining code detection statistics for corresponding spread code indices, sorting the determined code...
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US20090247187 |
INFRARED, TOUCH SCREEN, W-CDMA, GSM, GPS CAMERA PHONE
System and method for receiving and transmitting one or more signals, for processing and generating signals used in an infrared (IR) system, in a cellular system and in a separate Wi-Fi wireless...
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US20090232120 |
SORTING FREQUENCY ARRAYS TO ACCOUNT FOR MULTI-PROTOCOL FREQUENCIES
A system comprises transceiver logic that receives signals on each of an array of frequencies. The transceiver logic is adapted to communicate using a first communication protocol. Processing logic...
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US20090228764 |
DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN THE DIGITAL BROADCASTING SYSTEM
A transmitting system and a method for processing data are disclosed herein. The transmitting system includes a service multiplexer and at least one transmitter located in a remote position from...
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US20090225737 |
METHOD FOR TRANSMITTING DOWNLINK CONTROL INFORMATION
A method for efficiently transmitting downlink control information is described. A method for transmitting control information in a multiple antenna system which can simultaneously transmit a...
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US20090219907 |
USER EQUIPMENT IDENTIFICATION SPECIFIC SCRAMBLING
A base station for use in a code division multiple access communication system comprises circuitry configured to process a user equipment identification (UE ID) by ½ rate convolutionally encoding...
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US20090219906 |
CHANNEL TRANSMISSION APPARATUS AND CHANNEL TRANSMISSION METHOD
A radio physical channel is available to multiple logical channels commonly, and multiple radio physical control channels are provided concomitantly with the radio physical channel and include a...
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US20090213829 |
Expanded signaling capability for network element, user equipment and system
Several mobile station identifiers are allocated to one mobile station, one for each of a plurality of possible signalling channel structures, parameters, or both. When receiving the signalling...
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US20090201902 |
UPLINK CHANNEL RECEIVING AND TRANSMITTING APPARATUSES AND METHODS
A receiving apparatus receives control, pilot and data channels in an uplink. The apparatus includes a data-channel receiving unit for receiving the pilot channel in an antenna gain pattern of a...
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US20090201903 |
SYSTEMS AND METHODS FOR DISTRIBUTED BEAMFORMING BASED ON CARRIER-TO-CAUSED INTERFERENCE
In accordance with a method for distributed beamforming based on carrier to caused interference, a base station may receive channel state information from users. The base station may select a...
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US20090201887 |
METHOD AND APPARATUS FOR BLIND CODE DETECTION
The present invention is a receiver which includes a blind code detection device for determining the identity of a plurality of channels over which information is to be transmitted when the...
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US20090201904 |
METHOD FOR ALLOCATING PHYSICAL HYBRID AUTOMATIC REPEAT REQUEST INDICATOR CHANNEL
A method for allocating a physical hybrid ARQ indicator channel (PHICH) is disclosed. The method includes allocating a CDM group according to a cyclic prefix type in consideration of a ratio of the...
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US20090201905 |
METHOD AND APPARATUS FOR ESTIMATING CHANNELIZATION CODES IN A WIRELESS TRANSMIT/RECEIVE UNIT
A method and apparatus for estimating channelization codes in a wireless transmit/receive unit (WTRU) using blind code detection (BCD). A WTRU receives communication bursts and detects a midamble...
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US20090196270 |
RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD
It is possible to provide a radio transmission device and a radio transmission method capable of improving resource use efficiency without increasing or decreasing the number of Signatures. The...
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US20090196272 |
MOBILE STATION, BASE STATION AND RADIO COMMUNICATION METHOD
A mobile station that receives multibeam data in preceding Multiple Input Multiple Output (MIMO) from a base station, using a plurality of antennas, includes: a code book that includes contents...
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US20090185544 |
METHOD FOR PROCESSING CDMA SIGNALS AND A DEVICE HAVING CDMA SIGNAL CAPABILITIES
A device and a method for processing CDMA compliant signals. The method includes receiving input signals; selecting, for each time interval out of multiple evenly length successive time intervals,...
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US20090180458 |
WIRELESS COMMUNICATION SYSTEM USING HARQ AND METHOD OF OPERATING THE SYSTEM
A method of operating a wireless communications system, comprises encoding ( 12 ) information into a low rate code word, providing ( 20 ) at least two spatial sub-streams comprising different...
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US20090180457 |
MOBILE COMMUNICATION TERMINAL AND PROGRAM
On the mobile communication terminal 100 side, when the VOIP communication application stored in the storage unit 104 is activated in accordance with an instruction from the user (step S 101 ),...
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US20090180456 |
METHOD AND SYSTEM FOR ADAPTIVE QUANTIZATION STEPS FOR HS-SCCH DECODING USING AVERAGE CQI
Aspects of a method and system for adaptive quantization steps for HS-SCCH decoding using average CQI are provided. A HS-SCCH in a received HSDPA signal may be adaptively quantized before HS-SCCH...
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US20090180454 |
LINEAR PRECODING FOR MIMO CHANNELS WITH OUTDATED CHANNEL STATE INFORMATION IN MULTIUSER SPACE-TIME BLOCK CODED SYSTEMS WITH MULTI-PACKET RECEPTION
A joint set of linear precoder designs is provided for single cell uplink multiuser space-time block coded multiple-input multiple-output (MIMO) systems with multi-packet reception by exploiting...
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US20090180455 |
METHOD AND SYSTEM FOR CQI BASED ADAPTIVE DIAGONAL LOADING FOR DMI-EQ IN HSDPA RECEIVERS
Aspects of a method and system for CQI based adaptive diagonal loading for DMI-EQ in HSDPA receivers. A HSDPA enabled handset may comprise a minimum-mean-square (MMSE)-based direct matrix inversion...
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US20090175256 |
RADIO COMMUNICATION SYSTEM AND BASE STATION EMPLOYING CDMA
A base station controller selects codes corresponding to rate information included in a new starting call message from a mobile station, and further selects codes assignable to the mobile station...
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