| Patent Number |
Title Of Patent |
Date Issued |
| 8301956 |
Methods and apparatus to improve communication in a relay channel |
October 30, 2012 |
| A system and method for relaying data communications in a Hybrid Automatic Repeat Request (HARQ) network. The system and method operable to receive a data communication packet from a base station during a first transmission time interval and simultaneously receive an acknowledgement |
| 8274937 |
Method and apparatus for beamforming in OFDM wireless system |
September 25, 2012 |
| Systems and methods are disclosed for use in a wireless network that promotes simultaneous beamforming. These systems and methods include determining the Channel Quality Indicator (CQI) and Best Beam Index (BBI) for communications between a plurality of mobile stations and a base sta |
| 8265190 |
Multiple antennas transmit diversity scheme |
September 11, 2012 |
| A method from transmitting data via multiple antennas. The method contemplates modulating data to be transmitted into a plurality of modulated symbols, encoding each pair of modulated symbols from among said plurality of symbols in accordance with a transmission diversity scheme to r |
| 8265189 |
Multiple antennas transmit diversity scheme |
September 11, 2012 |
| A method from transmitting data via multiple antennas. The method contemplates modulating data to be transmitted into a plurality of modulated symbols, encoding each pair of modulated symbols from among said plurality of symbols in accordance with a transmission diversity scheme to r |
| 8254492 |
Transmit diversity in a wireless communication system |
August 28, 2012 |
| A method for transmitting data via multiple antennas by modulating data to be transmitted into a plurality of modulated symbols, encoding each pair of modulated symbols from among said plurality of symbols in accordance with a transmission diversity scheme to result in a plurality of |
| 8254487 |
Method and apparatus of codebook-based single-user closed-loop transmit beamforming (SU-CLTB) fo |
August 28, 2012 |
| A method includes broadcasting, at a transmitter, messages comprising antenna configuration, antenna spacing and a number of antenna of the transmitter and reference signals; generating, at a receiver, a codebook comprising a plurality of antenna beams based on the broadcasted messag |
| 8243774 |
System and method for information scrambling in a wireless communication system |
August 14, 2012 |
| The present disclosure relates generally to a system and method for scrambling in a wireless communication system. In one example, the method includes receiving a bit group representing at least a portion of a signal, where a total number of bits in the bit group is defined by a modu |
| 8243693 |
Apparatus and method for broadcast pilot transmission in a wireless communication network |
August 14, 2012 |
| A base station that communicates with subscriber stations in an OFDM wireless network. The base station transmits broadcast data and unicast data to the subscriber stations from a plurality of antennas using multiple-input, multiple-output (MIMO) techniques. The base station transmit |
| 8238455 |
Methods and apparatus for downlink PDSCH power setting |
August 7, 2012 |
| Methods and apparatus for transmitting power setting information in a downlink Physical Downlink Shared Channel (PDSCH) in a communication system. In this communication system, a plurality of methods for calculating traffic-to-pilot ratios (T2P) are established. In addition, a mappin |
| 8218563 |
Method and system for providing adaptive modulation and coding in a multi-carrier wireless netwo |
July 10, 2012 |
| A method of providing adaptive modulation and coding in a multi-carrier wireless network that includes a plurality of subscriber stations is provided. The method includes, for each of the subscriber stations, selecting a type of modulation and a coding rate based on a signal-to-inter |
| 8155232 |
Multiple antennas transmit diversity scheme |
April 10, 2012 |
| A method from transmitting data via multiple antennas. The method contemplates modulating data to be transmitted into a plurality of modulated symbols, encoding each pair of modulated symbols from among said plurality of symbols in accordance with a transmission diversity scheme to r |
| 8139550 |
Apparatus and method for transmitting ACK/NACK messages in a wireless communication system |
March 20, 2012 |
| A base station for use in wireless network that communicates with subscriber stations according to a multicarrier protocol. The base station receives an uplink subframe comprising a plurality of blocks. Each of the blocks comprises up to N subcarriers transmitted by the subscriber st |
| 8116267 |
Method and system for scheduling users based on user-determined ranks in a MIMO system |
February 14, 2012 |
| In a wireless network comprising a plurality of subscriber stations and a base station capable of providing service to the subscriber stations, a subscriber station is provided that includes a rank selector and a scheduling data reporter. The rank selector is operable to select a rank |
| 8077793 |
System and method for space-frequency rate control in a MIMO wireless communication network |
December 13, 2011 |
| A base station that communicates with subscriber stations in an OFDM wireless network. The base station transmits a first data stream and a second data stream to a subscriber station using a first virtual antenna and a second virtual antenna. The base station allocates first data sym |
| 7991063 |
Transmission symbols mapping for antenna diversity |
August 2, 2011 |
| Methods and apparatus for transmitting data via multiple antennas by using antenna diversity. A transmission diversity scheme is established such that two transmission matrices that are in accordance with the space frequency block code combined with Frequency switched transmit diversity |
| 7986741 |
Method and apparatus of improved circular buffer rate matching for turbo-coded MIMO-OFDM wireles |
July 26, 2011 |
| Methods and apparatus for determining the starting points of redundancy version transmissions in a circular rate matching operation. At least one block of information bits to be transmitted are encoded to generate a plurality of coded bits, which are then segmented into a plurality of |
| 7924775 |
Apparatus and method for selecting modulation and filter roll-off to meet power and bandwidth re |
April 12, 2011 |
| A base station for use in a wireless network that communicates according to a multi-carrier protocol. The base station receives an uplink signal transmitted by a first subscriber station. The first subscriber station transmits using a configurable spectral shaping filter and a selectable |
| 7904034 |
Method and system for providing an interference cancellation in a wireless communication system |
March 8, 2011 |
| A system, a receiver apparatus, a transmitter apparatus and a method for inter-user interference cancellation when simultaneous transmissions from two wireless users to the same base station are repeated using the same time-frequency resource. The percentage of interference cancellation |
| 7865153 |
Apparatus and method for transmit diversity and beamforming in a wireless network |
January 4, 2011 |
| A base station for use in a wireless network communicating with a plurality of subscriber stations. The base station transmits in a downlink channel to a first subscriber station using a plurality of transmit antennas. The base station transmits to the first subscriber station using |
