Patent application number | Description | Published |
20090128410 | Method, apparatus and computer readable medium providing power allocation for beamforming with minimum bler in an MIMO-OFDM system - A method for allocating power for beamforming is described. The method includes selecting a number of data streams to be employed. Power for beamforming is allocated to the selected number of data streams based upon the effective SINR and in consideration of a FEC code. The allocation of power may be based upon maximizing the effective SINR. Additionally, the method may include determining an effective SINR using an EESM procedure. An apparatus, computer readable medium and system are also described. | 05-21-2009 |
20090257343 | PERMUTING SLOTS TO LOGICAL DISTRIBUTED RESOURCE UNITS - Various example embodiments are disclosed. According to an example embodiment, a method may comprise sending, by a sending wireless station in a wireless network, data to a receiving wireless station, the data being sent via at least one logical distributed resource unit (LDRU), the LDRU including slots included in at least one physical resource unit (PRU), each of the slots included in the at least one PRU being associated with a different orthogonal frequency division multiple access (OFDMA) symbol and a different OFDMA subcarrier. | 10-15-2009 |
20090257382 | Method, apparatus and computer program for permutation and subchannelization - M physical resource blocks PRBs are allocated for localized resource allocation LRA and N-M PRBs are allocated for distributed resource allocation DRA. Each PRB has U subcarriers. Subcarriers of the N PRBs are permuted to result in N subchannels. Serially for each m | 10-15-2009 |
20090262696 | MAPPING RESOURCE BLOCKS INTO SUBCHANNELS - According to an example embodiment, a method may include determining, by a first wireless node in a wireless network, a number N of resource blocks available for transmitting data within a cell, the N resource blocks each including V resource block orthogonal frequency division multiplexing (OFDM) symbols, the V resource block OFDM symbols each including U resource block subcarriers. The method may also include mapping the N resource blocks into N subchannels based on a permutation formula, the permutation formula assigning, based on permutation parameters including the number N and a random or pseudorandom variable, U subchannel subcarriers for each of V subchannel OFDM symbols to each of the N subchannels and thereby allocating a subchannel index for each of the N subchannels. The method may also include sending a message to a second wireless node indicating the permutation parameters and the allocated subchannel index of at least one of the N subchannels for communication between the first wireless node and the second wireless node. | 10-22-2009 |
20090305975 | Use of Trap Protein Per se as an Active Ingredient for the Manufacture of a Medicament for the Treatment of Staphylococcus Aureus Infection - Disclosed herein is the use of TRAP per se as an active ingredient for the manufacture of a medicament for the treatment of | 12-10-2009 |
20100002641 | SUPPORT FOR BROADCAST CONTROL HEADER FOR WIRELESS NETWORKS - Various example embodiments are disclosed herein related to broadcast control headers for wireless networks. According to an example embodiment, a method may include allocating resources for a broadcast channel for a wireless network may include determining a set of physical resource units (PRUs), each PRU including a plurality of contiguous subcarriers, selecting one or more subsets of the PRUs, each subset including a plurality of PRUs distributed across the set of PRUs, and determining a plurality of logical resource units (LRUs) from each subset of PRUs, including permutating the subcarriers independently within each subset of PRUs to obtain the plurality of LRUs for each subset of PRUs, each LRU including a plurality of distributed subcarriers. | 01-07-2010 |
20100061311 | Opportunistic Uplink Feedback Scheme for MU-MIMO Systems - According to one general aspect, a method of using a base station comprising establishing an association between the base station and at least one mobile station (MS) via a communications channel. In such an embodiment, the communications channel may be divided into resource blocks. In various embodiments, the method may include broadcasting a signal-to-noise (SNR) threshold message that includes a SNR threshold. In some embodiments, the method may include receiving at least one reporting message, respectively from the at least one mobile station(s), indicating which resource blocks measured a SNR equal to or above the SNR threshold. In various embodiments, the method may also include allocating, in a time division multiplexing mode, resource blocks for communication with the mobile station(s) based, at least in part, upon the reporting message(s). | 03-11-2010 |
20100061346 | CHANNEL QUALITY FEEDBACK SIGNAL FOR WIRELESS NETWORKS - According to an example embodiment, a method may include broadcasting, in a downlink direction to one or more mobile stations in a wireless network, a message that includes a channel quality threshold, and receiving a signal from at least one of the one or more mobile stations, the signal being received in an uplink direction on one or more resource blocks that have a channel quality, as measured by one of the one or more mobile station in a downlink direction, that is greater than or equal to the channel quality threshold. | 03-11-2010 |
20110096867 | Method and Apparatus for Providing Pilot Signals in OFDM Frames - In a telecommunication network, pilot signals are provided in OFDM (orthogonal frequency division multiplexing) frames to enable the SC-FDMA (the single-carrier frequency division multiple access) concept to work with the OFDMA concept in uplink substantially harmonically, wherein each OFDM frame includes a predetermined plurality of OFDM symbols, and at least one pilot signal is placed in addition to other data and/or signals within at least one existing OFDM symbol of said predetermined plurality of OFDM symbols. | 04-28-2011 |
20110261806 | SOUNDING CHANNEL APPARATUS AND METHOD - According to an example embodiment, a method may include allocating, within a single physical resource unit (PRU), a plurality of channel sounding groups. Wherein each channel sounding group includes a frequency-time domain code division multiplexing (CDM) allocation. The method may also include broadcasting, in a downlink direction to one or more mobile stations in a wireless network, a signal that causes the receiving mobile stations to transmit a channel sounding signal. The method may further include receiving at least one channel sounding signal from at least one of the one or more mobile stations, the channel sounding signal being received in an uplink direction via one or more channel sounding groups. And, the method may include estimating the channel quality, of the channel used by the physical resource unit, based upon the received at least one channel sounding signal. | 10-27-2011 |
20120045001 | Method of Generating a Codebook - A method of generating a mixed codebook including a plurality of codewords for a communication network is provided, wherein the method includes generating a first codeword of a first codeword type according to a first generation scheme, generating a second codeword of a second codeword type according to a second generation scheme which is different to the first generation scheme, and combining the first codeword and the second codeword to a mixed codebook. | 02-23-2012 |
20120069808 | Parameter Feedback in a Wireless Communication System - For using best M method in a mixed subband/miniband environment a Mobile Station Apparatus calculates a metric for sending information corresponding to the metric to a base station. | 03-22-2012 |
20120190377 | METHOD AND ARRANGEMENT IN A WIRELESS COMMUNICATION SYSTEM - Method and arrangement in a user equipment ( | 07-26-2012 |
20120295558 | Dynamic Cancellation of Passive Intermodulation Interference - A wireless communication node ( | 11-22-2012 |
20130094543 | METHODS AND DEVICES FOR DETERMINING A TRANSMISSION RANK - The invention relates to a method | 04-18-2013 |
20130107731 | Multi-User Scheduling Involving Retransmission | 05-02-2013 |
20130107793 | RELAY NODE, MAIN UNIT FOR A RELAY NODE AND METHOD THEREIN | 05-02-2013 |
20130114435 | Almost-Blank Subframe Configuration Detection in Heterogeneous Networks - A method for detecting an Almost-Blank Subframe (ABS) configuration for an interfering macro cell of a heterogeneous network is implemented in a wireless terminal. For one or more resource blocks in a received signal, a first power metric is calculated as a function of channel response estimates determined for predicted cell-specific (or common) reference signal (CRS) resource element locations in a plurality of symbols. For the one or more resource blocks in the received signal, a second power metric is calculated as a function of channel response estimates determined for the predicted CRS resource element locations in a single one of the plurality of symbols. A difference between the first and second power metrics is compared to a threshold, and responsive to the comparison a determination is made as to whether the macro cell is operating in a Multicast and Broadcast Single Frequency Network (MBSFN) mode or a non-MBSFN mode. | 05-09-2013 |
20130194940 | Base Station, User Equipment, and Methods therein in a Communications System - A method in a first base station for obtaining channel state information from a user equipment is provided. The first base station is comprised in a wireless communication system. The wireless communication system further comprises the user equipment. The first base station estimates ( | 08-01-2013 |
20130223390 | SUPPORT FOR BROADCAST CONTROL HEADER FOR WIRELESS NETWORKS - Various example embodiments are disclosed herein related to broadcast control headers for wireless networks. According to an example embodiment, a method may include allocating resources for a broadcast channel for a wireless network may include determining a set of physical resource units (PRUs), each PRU including a plurality of contiguous subcarriers, selecting one or more subsets of the PRUs, each subset including a plurality of PRUs distributed across the set of PRUs, and determining a plurality of logical resource units (LRUs) from each subset of PRUs, including permutating the subcarriers independently within each subset of PRUs to obtain the plurality of LRUs for each subset of PRUs, each LRU including a plurality of distributed subcarriers. | 08-29-2013 |
20140192921 | TAE/FAE Compensation for Antenna Ports in CoMP Transmission - The present invention discloses a user equipment (UE) ( | 07-10-2014 |
20140211656 | REFERENCE SIGNAL POWER MEASUREMENT AND REPORTING FOR IMPROVING PERFORMANCE IN A NETWORK WITH GEOGRAPHICALLY SEPARATED ANTENNA PORTS - Devices and methods for improving performance in a network with geographically separated antenna ports based on determining arid reporting reference signal power from a communication device to a base station are provided. In one aspect, the difference between received reference signal power values is used in determining a reported reference signal power value, such as reference signal received power (RSRP) in a Multiple-Input Multiple-Output (MIMO) network including geographically separated antenna ports transmitting on cell-specific reference signal (CBS) ports 0 and 1. Devices and methods for measuring and reporting per-port reference signal power values are provided. | 07-31-2014 |
20140219113 | Methods and Radio Network Nodes For Measuring Interference - A first radio network node ( | 08-07-2014 |
20140286206 | TDM-BASED RESOURCE PARTITION BETWEEN TWO RADIO BASE STATIONS - The present disclosure discloses a method of Time Division Multiplexing (TDM)-based resource partition between two radio base stations (RBSs) with which a User Equipment (UE) is to perform dual connectivity and an associated radio network node. The method comprises the step of forming at least two non-overlapping Uplink (UL) subframe sets and at least two non-overlapping Downlink (DL) subframe sets. The method further comprises the step of allocating at least one of the UL subframe sets and at least one of the DL subframe sets exclusively to each of the RBSs. | 09-25-2014 |
20150029890 | SYSTEMS AND METHODS FOR CONFIGURING REDUNDANT TRANSMISSIONS IN A WIRELESS NETWORK - A method for configuring communication in a wireless communication system includes obtaining, at a first network node, information indicating a plurality of candidate subframes for downlink transmissions to a wireless communication device in a first cell served by the first network node. Each candidate subframe satisfies a candidate condition that relates to transmissions in a second cell during that subframe. The method also includes determining, based on the obtained information, a number of copies of an uplink transmission a wireless communication device should transmit in consecutive uplink subframes so that a downlink transmission related to the uplink transmission will occur during one of the candidate subframes. Additionally, the method includes configuring the wireless communication device to transmit the determined number of copies of the uplink transmission in consecutive subframes. | 01-29-2015 |
20150043415 | Systems and Methods for Configuring Transmissions in a Wireless Network - A method for configuring a wireless transmission includes obtaining, at a first network node serving a first cell, information pertaining to a type of an almost blank subframe (ABS) configuration to be used in a second cell. The method also includes determining based on the obtained information a transmission configuration for a downlink control channel carrying feedback information for one or more wireless communication devices in one or more candidate subframes in a restricted measurement pattern. The transmission configuration comprises transmission power level, transmission format, or both. The method also includes transmitting feedback information for an uplink transmission to said one or more wireless communication devices using the determined transmission configuration. | 02-12-2015 |
20150055576 | Signaling for Uplink Sounding - A method in a transmitting node in a wireless communication system for instructing a user terminal to perform uplink sounding is provided, said method comprising: generating an unlink grant in a downlink control information (DCI) for instructing the user terminal to transmit an uplink channel with only a reference signal; and transmitting the DCI with said uplink grant to the user terminal, and wherein said uplink grant is configured as a redundant state within the DCI. A method in a receiving node in a wireless communication system for performing uplink sounding is also provided. | 02-26-2015 |