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9036684 Spatially randomized pilot symbol transmission methods, systems and devices for multiple input/multiple output (MIMO) wireless communications  
Compressive sampling is used to generate pilot symbols to be transmitted over an array of antennas in a MIMO wireless communications device. A pilot symbol is transmitted over the array of...
9036719 Secondary channel estimation  
Some example embodiments may be directed towards improving a secondary system channel estimation by using a primary channel estimate. Specifically, some example embodiments may be directed towards...
9036680 Interference cancellation in a spread spectrum communication system  
A code division multiple access communication system transmits a pilot and traffic signal over a shared spectrum. The pilot and traffic signal have an associated code and are received over the...
9031116 Monitoring of power-consumption  
A power-consumption monitoring device, for taking measurements of the power consumed by an appliance. The device is connectable to a mains electrical circuit and operable to transmit the...
9025639 Modulation and demodulation method for satellite communication using widespread signal-to-noise ratio (SNR)  
Provided are a modulation method and a demodulation method for satellite communication using a widespread signal-to-noise ratio (SNR), the method including: adding a dummy frame to a...
9020056 Transmission scheme for multiple-input communication  
Method for transmitting and receiving signals over at least one channel between at least one transmitter and at least one receiver, the channel comprising at least one group of sub-channels, the...
9008223 Transmitter and method for reducing the peak-to-average power ratio of a digitally modulated communication signal  
A transmitter and method for processing a digitally modulated communication signal, which may reduce peak-to-average-power-ratio (PAPR) while maintaining acceptable error rates is disclosed. After...
9008204 OFDM of signals onto a same RF port  
An apparatus relates generally to OFDM. In this apparatus, modulators are coupled to receive data inputs. Each of the modulators includes IDFT blocks coupled to output a first and a second N-point...
9001637 Packet mode auto-detection in multi-mode wireless communication system, signal field transmission for the packet mode auto-detection, and gain control based on the packet mode  
A method for automatically detecting a packet mode in a wireless communication system supporting a multiple transmission mode includes: acquiring at least one of data rate information, packet...
8988978 System and method for improved connectivity in GPRS/EGPRS mobile environment for streaming service  
A system and method to select a modulation coding scheme of a mobile device including establishing a connection between the mobile device and a remote device through a wireless communication...
8982927 Transmitting method, receiving method, transmitter and receiver  
D-dimensional vectors that each have D real-valued symbols as elements are converted into D-dimensional rotated vectors that each have D real symbols as elements. The conversion is performed by...
8976843 Method and systems for OFDM using code division multiplexing  
In some embodiments of the invention, OFDM symbols are transmitted as a plurality of clusters. A cluster includes a plurality of OFDM sub-carriers in frequency, over a plurality of OFDM symbol...
8976838 Apparatus for assigning and estimating transmission symbols  
An apparatus for assigning transmission symbols to a media data stream of information symbols is described, the media data stream including a first substream for representing media content in a...
8976839 Method, device and system for configuring codebook  
The present invention discloses a method, device and system for configuring codebooks. The method comprises a transmitting end selecting a code word restricted sub-set and informing a receiving...
8976842 PN code sync detection and carrier frequency offset estimation for the direct sequence spread spectrum receiver  
A method of detecting PN code synchronization for a DSSS signal comprising receiving a DSSS data signal of data frames comprised of I and Q symbols, at least a portion of each data frame...
8970418 High output power digital-to-analog converter system  
The present disclosure discloses a digital-to-analog converter (DAC) design which is suitable for providing a high output power high-speed DAC, e.g., in radio frequency applications. The DAC...
8971823 Precoding for segment sensitive scheduling in wireless communication systems  
Techniques to enhance the performance in a wireless communication system using segments called subbands and using precoding are shown. According to one aspect, the bandwidth for transmission to an...
8971384 Method and apparatus for modulation and coding scheme adaption in a MIMO system  
Method and apparatus for decoding a transmitted signal by a receiver in a MIMO system into a first estimate component for estimating a first signal, a first interference component indicating...
8971383 Generating and processing of CDMA signals  
Systems and methods for generating a CDMA signal s(t) comprising N components involves assigning to each of the N components one unique spreading sequence an selected from a set of M spreading...
8964811 Embedded meta-carrier with spread spectrum for periodic-burst carriers via overlaid carriers  
A method for identifying the presence of an electronic transmission comprising detecting, by a detecting device, the presence of a burst of electromagnetic energy that results from the presence of...
8964813 Receiver of binary offset carrier (BOC) modulated signals  
Binary Offset Carrier (BOC) is the agreed modulation for signals of next generation Global Navigation satellite systems (GNSS). Compared to current phase shift keying (PSK) modulation by a code,...
8958458 Method for blind estimation of a scrambling code for a CDMA 2000 uplink  
A method for estimating a scrambling code used on the uplink of a CDMA 2000 system. The received signal is firstly sampled at twice the chip frequency of the spreading code, and then filtered with...
8948290 Method and arrangement for symbol mapping in communication systems utilizing OFDM-techniques  
The present invention relates to a method and arrangement for symbol mapping in wireless communication systems utilizing OFDM transmission technology in combination with advanced coding schemes....
8948230 Multi-rate coexistence scheme in DSSS O-QPSK network  
An IEEE 802.15.4 DSSS Offset-QPSK device is proposed that allows an existing system to transfer Offset-QPSK modulation signal into MSK modulation signal, then deliver the MSK modulation signal...
8942388 Modulation device and demodulation device  
A modulation device includes: a spread code generation unit which generates a spread code having a predetermined cycle; an audio signal input unit to which an audio signal is input; a first...
8942082 Cooperative subspace multiplexing in content delivery networks  
A source node selects a plurality of original data components to transfer to at least one destination node. A plurality of transmitting nodes cooperatively encodes the original data components to...
8937985 Method for wirelessly transmitting data between a plurality of communication units arranged in a rotating component and rotating component  
A method for the wireless transmission of data between at least one communication unit (2) which is arranged in or on a rotatable part (1) and to which at least one sensor (S) and/or actuator is...
8934517 Impulse radio ultra wide bandwidth data transmission encoding/decoding method and encoding/decoding module  
The present invention provides an IR-UWB data transmission encoding/decoding method and module. The encoding method comprises: in each unit time period lasting T seconds, receiving an N-bit of...
8934579 Location system  
A receiver for receiving a signal, the signal conforming to a protocol such that the signal comprises a synchronising portion and a data portion, each portion comprising pulses located in...
8929480 Transmitter  
There is provided a transmitter with a small area and low noise. A direct RF modulation transmitter is constituted by an N-number of input signal delay-attached direct RF converters to which an I...
8928524 Method and system for enhancing data rates  
The present disclosure relates to the field of pulse compression in signal processing, and more particularly, to systems and methods for the synthesis of waveforms for suppressing sidelobes and...
8929484 Communications transmitter having high-efficiency combination modulator  
A communications transmitter includes a baseband processor configured to generate amplitude, angle, in-phase and quadrature baseband signals and a combination modulator that is configurable to...
8923362 Wireless communications system with secondary synchronization code based on values in primary synchronization code  
A wireless communication system. The system comprises transmitter circuitry (BST1), the transmitter circuitry comprising encoder circuitry (50) for transmitting a plurality of frames (FR). Each of...
8923363 System and method for communicating reference signals  
A method for communicating DM-RS symbols to support MIMO transmissions having five or more layers of spatial multiplexing. A first subframe is communicated carrying two leading symbols of a first...
8923364 Transmitting data over discontiguous portions of radio frequency spectrum  
In general, the subject matter described in this disclosure can be embodied in methods, systems, and program products for transmitting data over discontiguous portions of radio frequency spectrum....
8918099 Air-to-ground wireless deconfliction from ground-to-ground cellular communication  
A method and system is disclosed enabling deconfliction between a ground-based radio and an airborne radio while both radios are in wireless data communication with a ground-based cellular network...
8913686 Sparse superposition encoder and decoder for communications system  
A computationally feasible encoding and decoding arrangement and method for transmission of data over an additive white Gaussian noise channel with average codeword power constraint employs sparse...
8908745 Analog continuous time matched pulse shaping transmitter and receiver filters  
The present invention provides a transmission system, including: a transmitter including a transmitter filter; a receiver including a receiver filter; and a communicative coupling between the...
8885743 Method of transmitting control signal in wireless communication system  
A method of transmitting a control signal in a wireless communication system includes allocating a first sequence to spread a first control signal in a radio resource, allocating a second sequence...
8879606 Systems/methods of transmitting information via baseband waveforms comprising agility in frequency content and an orthogonality therebetween  
Communications systems and/or methods are disclosed that may be used to convey information by forming, and then using, a plurality of frequency agile baseband waveforms, wherein any two different...
8873653 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Method for improving synchronization and information transmission in a communication system
 
A method is provided for improving synchronization and information transmission in a communication system, including: generating a signal with a centrally symmetric part s(k) exploitable for...
8873651 OFDM generation apparatus in a multi-carrier data transmission system  
An OFDM generation apparatus and methods for generating OFDM transmission signals from OFDM symbols, each including a plurality of OFDM subcarriers, for transmission in a multi-carrier data...
8867636 Method for improving synchronization and information transmission in a communication system  
A method is provided for synchronization in a communication system. A receiver receives and processes a signal with a centrally symmetric part s(k) exploitable for synchronization. The signal is...
8867647 Transmit diversity using low code rate spatial multiplexing  
A system is provided for transmitting a low code rate spatially multiplexed channel on multiple antennas. The system includes a transmitter and a processor. The processor is configured such that...
8867589 Method and apparatus for multiplexing control and data channel  
An approach is provided for performing control signaling. Data and control information are received. The control information is orthogonalized using block-level spreading. The data and the...
8868009 Method and system for multi-beam forming based on joint transceiver information  
A method for multi-beam forming based on joint receiving and transmitting end information is provided. The method includes: a transmitting end decomposing a channel matrix H using a geometric mean...
8861571 Methods and apparatuses using filter banks for multi-carrier spread-spectrum signals  
A transmitter includes a synthesis filter bank to spread a data symbol to a plurality of frequencies by encoding the data symbol on each frequency, apply a common pulse-shaping filter, and apply...
8861570 Methods and apparatuses for beacon transmission  
Various methods and apparatuses for beacon transmission in an ad-hoc peer-to-peer network are disclosed. In one aspect, an apparatus for communication is disclosed, the apparatus comprising a...
8855169 Methods and apparatus for RFID tag communications  
The present invention provides backscatter interrogators, communication systems and backscatter communication methods. According to one aspect of the present invention, a backscatter interrogator...
8848816 Method and apparatus for determining the spatial channels in a spatial division multiple access (SDMA)-based wireless communication system  
An access point is disclosed herein that comprises a wireless network adapter configured to support a backhaul connection for a peer node to a network; a processing system configured to calculate...