Match Document Document Title
US20110090972 BLIND SLM AND PTS METHOD WITH LOW DECODING COMPLEXITY OF OFDM SIGNALS  
Disclosed is a BSLM method of generating U independent alternative symbol sequences by changing a phase of symbol sequences by phase sequences and transmitting the alternative symbol sequences...
US20070071147 Pseudo eigen-beamforming with dynamic beam selection  
Techniques for transmitting data with limited channel information are described. A transmitter (e.g., a base station) obtains channel information for a subset of multiple antennas used for data...
US20100098185 WIRELESS COMMUNICATIONS SYSTEM, TRANSMITTING APPARATUS AND RECEIVING APPARATUS  
In a transmitter 2 of a communications system 1 where a wireless communication is made between the transmitter 2 and a receiver 3, an information bit generating unit generates information bits...
US20090080554 TONE ALLOCATION IN MULTIPOINT-TO-POINT COMMUNICATION USING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING  
Systems and methods for OFDM tone allocation are provided. In one embodiment, an end-user communication device comprises: a first remote unit for communicating with a host unit using orthogonal...
US20090168748 MOBILE STATION, BASE STATION, INTER-USER UPLINK SYNCHRONIZATION METHOD  
A base station determines transmission intervals at which a mobile station transmits a channel to be used to maintain synchronization and a radio resource that is to transmit the channel to be...
US20100027694 WIRELESS TELECOMMUNICATONS NETWORK  
A femtocell including a transceiver and a processor coupled to the transceiver for implementing transmission and reception in a wireless communication network utilizing OFDM/OFDMA, and the...
US20080298524 Interference Suppression in a Multicarrier Receiver  
A receiver uses knowledge of pilot symbols transmitted by a neighboring sector to reduce interference in a received data symbol. The received data symbol is transmitted on one or more data...
US20090086833 Radio Signal Generator  
A signal generator includes a memory for storing content information in the form of vectors including in-phase and quadrature elements of an orthogonal frequency division multiplexing waveform, a...
US20090207851 RESOURCE BLOCK SCHEDULING IN COMMUNICATION NETWORKS  
The present invention provides for a method of resource-block allocation including processing OFDM symbol samples to produce complex taps of DFT, selecting those of the said taps forming part of a...
US20080279291 OFDM transmission and reception for non-OFDMA signals  
Methods and apparatuses for Orthogonal Frequency-Division Multiplexing (OFDM) communication of non-OFDM radio signals are disclosed. The non-OFDM radio signals are force-modulated into OFDM...
US20050180516 Symbol timing synchronization method for OFDM based communication system  
A synchronization method in an OFDM based communication system. A transmitting side generates and transmits an OFDM symbol having a constant cyclic prefix, independent of time domain data symbols...
US20080240267 FEC in cognitive multi-user OFDMA  
A multiuser scheme allowing for a number of users, sets of user, or carriers to share one or more channels is provided. In the invention, the available channel bandwidth is subdivided into a...
US20050276337 Bandwidth efficient orthogonal frequency division multiplexing communication system  
In an OFDM communications system, cyclic prefix and postfix samples are used to improve the reliability of a received OFDM symbol. Typically, the prefix and postfix extensions are merely repeated...
US20110129027 WIRELESS COMMUNICATION BASE STATION DEVICE, WIRELESS COMMUNICATION TERMINAL DEVICE, AND METHOD FOR SETTING CYCLIC DELAY  
Provided is a base station enabling an increase of the resource utilization efficiency of a precoded dedicated pilot signal. In a base station (100) used in a wireless communication system in...
US20100254470 APPARATUS AND METHOD FOR SETTING PILOT SUBCARRIER  
An apparatus for setting a pilot subcarrier in an antenna selects candidates of power value variables of a pilot subcarrier existing within a predetermined range, and calculates and extracts pilot...
US20080273606 Method For Signaling the Status of a Subcarrier in a Mc Network and a Method For Adaptively Allocating the Subcarrieres in a Mc Network  
A fast method for allocating those channels or subcarriers of a multicarrier network to an ahead lying transmission is to let a transmitting terminal and a receiving terminal which intend to...
US20090103641 MAXIMUM LIKELIHOOD DECODING METHOD, EQUIPMENT, AND RECEIVER  
Provided is a maximum likelihood decoding method of separating and estimating multiple transmitted signals transmitted by multiple transmitter antennas from multiple received signals received by...
US20100210279 Dynamic Reconfiguration of Communication Resources in a Multi-Transceiver Configuration  
A system and method that provide dynamic reconfiguration of communication resources in a multi-transceiver configuration. Various aspects of the present invention may comprise communicating a...
US20100061320 COMMON MODE AND UNIFIED FRAME FORMAT  
Certain aspects of the present disclosure relate to a method for generating a frame structure that can be used with multiple transmission schemes, such as a Single Carrier (SC) transmission scheme...
US20090016291 Base station apparatus, mobile station apparatus, and method of assigning subscarriers  
A base station assigns a subcarrier for downlink communications under Orthogonal Frequency Division Multiple Access. Before downlink communications with a mobile station, based on carrier sensing...
US20120027113 STRUCTURED MIMO CODEBOOK  
Provided is a method of wireless communication which includes selecting a codebook from a plurality of codebooks in accordance with an antenna characteristic, and transmitting an indication of the...
US20080187059 SYSTEMS AND METHODS FOR SHIFTING THE POSITION OF A SYMBOL TO REDUCE TRANSMISSION OVERHEAD  
A method for shifting the position of a symbol to reduce transmission overhead is described. A frame with a plurality of symbols is provided. A determination is made whether the frame includes an...
US20150188742 PACKET DETECTOR  
There are several exemplary ways to more efficiently communicate an out-of-domain seed to a receiver—in a first technique, the seed can be indicated in the header portion or data portion of a...
US20140233615 PACKET DETECTOR  
There are several exemplary ways to more efficiently communicate an out-of-domain seed to a receiver—in a first technique, the seed can be indicated in the header portion or data portion of a...
US20120275528 PACKET DETECTOR  
There are several exemplary ways to more efficiently communicate an out-of-domain seed to a receiver—in a first technique, the seed can be indicated in the header portion or data portion of a...
US20120020421 Methods and Apparatus for Varying Reduced Transmission Resources  
Inter-cell interference coordination across layers of a communication network can be implemented by configuring a cell to transmit one or more downlink transmission resources having variably...
US20070098050 Pilot symbol transmission in wireless communication systems  
Pilot symbols transmitted from different sectors of a same base station are multiplied with a same cell specific scrambling code and a first code having low cross correlation and second codes...
US20100165934 METHOD AND APPARATUS FOR RESOURCE ALLOCATION IN AN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING COMMUNICATION SYSTEM  
A method and Node B are disclosed for allocation of “sticky” resources in an Orthogonal Frequency Division Multiplexing communication system. The Node B comprises a scheduler that is configured to...
US20110255622 METHODS AND APPARATUS FOR REDUCTION OF A PEAK TO AVERAGE RATIO FOR AN OFDM TRANSMIT SIGNAL  
Methods and apparatus for reduction of a peak to average ratio for an OFDM transmit signal. In an aspect, a method is provided for reducing a peak to average ratio of a transmit waveform. The...
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...
US20130010881 METHOD FOR ALLOCATING PILOTS  
This is provided a method for allocating pilots to a sub-frame. The sub-frame includes a plurality of blocks in time domain. The method includes allocating a data demodulation (DM) pilot used for...
US20050271152 FBM-based multiple access technique  
Disclosed is a multicarrier-based wireless communication system including a base station for providing a multiple access service to terminals which filter multitone transmitting signals through...
US20140211871 Method and System for Improved Cellular Diversity Receiver  
Aspects of a method and system for an improved cellular diversity receiver are described. Aspects of the system may include circuitry that enables generation of an initially decoded output bit...
US20110090945 METHOD AND APPARATUS FOR COOPERATIVE MIMO TRANSMISSION OPERATION IN MULTICELL WIRELESS NETWORK  
A method and apparatus of configuring a multi-cell precoding matrix for a multiple input multiple output (MIMO) operation in a wireless communication system in which a plurality of base stations...
US20120263251 GENERALIZED OFDM (GOFDM) FOR ULTRA-HIGH-SPEED SERIAL OPTICAL TRANSPORT NETWORKS  
A coded multidimensional modulation system called generalized OFDM (GOFDM) uses orthogonal subcarriers as bases functions, and the signal constellation points of corresponding multidimensional...
US20130266083 SYSTEMS AND METHODS FOR WIRELESS COMMUNICATION IN SUB GIGAHERTZ BANDS  
Systems, methods, and devices for wireless communication. In one aspect, an apparatus for wireless communication is provided. The apparatus includes a receiver configured to receive a wireless...
US20100097948 CHARACTERIZATION OF CO-CHANNEL INTERFERENCE IN A WIRELESS COMMUNICATION SYSTEM  
Disclosed herein is a method for characterizing interference in a radio communication system including a plurality of radio transceiver stations configured to communicate with user equipments, the...
US20080267113 RS-BASED NETWORK TRANSMISSION METHOD  
A Relay System (RS)-based cellular network transmission method for MT having a function of single input and single output is provided. The method includes transmitting broadcast information to all...
US20080247475 METHOD FOR CODEBOOK DESIGN AND BEAMFORMING VECTOR SELECTION IN PER-USER UNITARY RATE CONTROL (PU2RC) SYSTEM  
A base station includes a storage unit to store a codebook, wherein the codebook includes a plurality of matrices; a control unit to perform beamforming using the codebook to generate a signal;...
US20070230600 RANDOM ACCESS STRUCTURE FOR WIRELESS NETWORKS  
Apparatus and methods for accessing a wireless telecommunications network by transmitting a random access signal. The random access signal includes a random access preamble signal selected from a...
US20100316152 WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHOD  
A wireless communication apparatus and a wireless communication method, having higher efficiency and reliability than conventional arts, for communication employing OFDMA and a coding scheme are...
US20100272196 USING CHANNEL ESTIMATES ASSOCIATED WITH OFDM PILOT SYMBOLS TO ESTIMATE ADDITIONAL PARAMETER  
Channel estimates respectively associated with OFDM pilot symbols are used to estimate additional parameters such as change in channel phase over time, change in channel phase over frequency, and...
US20070058737 Convolutive blind source separation using relative optimization  
A method and apparatus for separating a multi-channel mixed signal are provided. The method includes the steps of: a) transforming a temporal domain to a frequency domain by performing a discrete...
US20060291371 Softer and soft handoff in an orthogonal frequency division wireless communication system  
Transmission patterns for pilot symbols transmitted from a mobile station or base station are provided. The patterns may be selected according to a location of the mobile station with respect to...
US20070217552 Preamble detection with unknown channel  
A system includes a differential demodulation module and a correlation module. The differential demodulation module differentially demodulates modulated signals to generate differentially...
US20110280238 ORTHOGONAL FREQUENCY-DIVISION MULTIPLEXING (OFDM) COMMUNICATION SLOT STRUCTURES AND METHODS  
Improved orthogonal frequency-division multiplexing (OFDM) communication slot structures and method are described. One example method includes converting a first portion of a set of bits to a...
US20090161781 Characterizing channel response using data tone decision feedback  
Characterizing channel response using data tone decision feedback. In addition, to pilot tones which may be existent within an orthogonal frequency division multiplexing (OFDM) signal, one or more...
US20090180563 Turbo HSDPA System  
A method of power saving for a wireless transceiver (FIGS. 1 and 2) is disclosed. The transceiver has an active power mode (504) and a reduced power mode (510). The transceiver is operated in the...
US20150055721 Method and Device for Transmitting and Receiving Video  
Disclosed is a method for transmitting a video, which is used for increasing video transmission and receiving quality. The method comprises: generating multiple layers of video streams; in...
US20130051484 Symbol Generation In Different Multicarrier Systems Operating In Overlapped Frequency Bandwidths  
At least one implementation herein enables at least two multicarrier apparatuses or nodes operating on overlapped frequency bands with different tone spacing to communicate. In particular, a first...