Patent application number | Description | Published |
20100199157 | WIRELESS COMMUNICATION DEVICE AND CIRCULAR BUFFER CONTROL METHOD - There is provided a wireless communication device capable of improving a decoding performance by using an optimal selection criterion for a start address and a read direction in a circular buffer. An interlacer ( | 08-05-2010 |
20110098004 | WIRELESS COMMUNICATION DEVICE AND QUANTIZATION METHOD - Provided is a wireless communication device which can improve the notification accuracy of the channel state information (CSI) without straining the feedback circuit. In this device, a channel estimator ( | 04-28-2011 |
20130089056 | WIRELESS COMMUNICATION APPARATUS, ALLOCATED RESOURCE NOTIFYING METHOD AND DATA ALLOCATING METHOD - Provided are a radio transmission apparatus and a radio transmission method whereby the increase of number of signaling bits can be suppressed and further the flexibility of frequency scheduling can be improved. A notified RBG calculating unit ( | 04-11-2013 |
20130128856 | BASE STATION, MOBILE STATION, METHOD FOR TRANSMITTING CALCULATION PARAMETERS FOR POWER HEADROOM, AND METHOD FOR TRANSMITTING POWER HEADROOM - Provided are a base station, a mobile station, a method for transmitting calculation parameters for a power headroom and a method for transmitting a power headroom capable of increasing the accuracy of link adaptation by reducing the probability that a power headroom value is out of a reported range. In a base station ( | 05-23-2013 |
20130128859 | WIRELESS COMMUNICATION TERMINAL APPARATUS AND WIRELESS COMMUNICATION METHOD - Provided are a wireless communication terminal apparatus and a wireless communication method that can preclude the recognition mismatch in which the reference formats of different UL grants are recognized between the wireless communication terminal apparatus and a wireless communication base station apparatus. For the PHR calculation of a PUSCH in a CC in which no UL grant is present, a UL grant, which was used for calculating the PHR in another CC having the same subframe number as the PUSCH, is used. For example, as to a subframe number=# | 05-23-2013 |
20130215811 | WIRELESS COMMUNICATION TERMINAL DEVICE AND POWER ALLOCATION METHOD - Provided are a wireless communication terminal device and a power allocation method, wherein transmission channel quality information, regarding a Pcell having a high probability that UCI is multiplied therein, can be accurately estimated by an SRS having high priority in power allocation, and an eNB can instruct appropriate transmission power to an UL channel which transmits the subsequent UCI. A power scaling detection unit ( | 08-22-2013 |
20130272257 | WIRELESS COMNMUNICATION TERMINAL AND POWER CONTROL METHOD - Provided is a wireless communication terminal which, when SRSs are simultaneously transmitted between CCs and between antenna ports, avoids increasing the effect of bit rounding errors of D/A converters when the number of antenna ports set for SRS transmission differs between CCs. This device comprises a transmission power calculation unit ( | 10-17-2013 |
20140064241 | COMMUNICATION APPARATUS AND A COMMUNICATION METHOD - Provided is a radio communication device which can reduce ISI caused by destruction of an orthogonal DFT matrix even when an SC-FDMA signal is divided into a plurality of clusters and the clusters are respectively mapped to discontinuous frequency bands. The radio communication device includes a DFT unit ( | 03-06-2014 |
20140105168 | BASE STATION APPARATUS, MOBILE STATION APPARATUS, AND TRANSMISSION METHOD - A base station able to maintain backward compatibility with an LTE mobile station while minimizing the amount of increase in uplink scheduling information reception and demodulation/decoding processing in independent uplink/downlink cell data transmission. A wireless communication system includes a cell #1, a cell #2, and an LTE-A mobile station, and supports independent uplink/downlink cell data transmission. The base station of the cell #2 arranges a PDCCH+, which includes uplink scheduling information from the LTE-A mobile station to the base station of the cell #2, in a downlink data region in the downlink connection of the base station of the cell #1. | 04-17-2014 |
20140112313 | BASE STATION APPARATUS AND RESOURCE ALLOCATION METHOD - A wireless communication terminal apparatus wherein even when a SC-FDMA signal is divided into a plurality of clusters and the plurality of clusters are then mapped to respective discontinuous frequency bands (when C-SC-FDMA is used), the improvement effect of system throughput can be maintained, while the user throughput can be improved. In the apparatus, a DFT unit ( | 04-24-2014 |
20140177580 | WIRELESS COMMUNICATION APPARATUS AND FREQUENCY HOPPING METHOD - Disclosed are a wireless communication apparatus and frequency hopping method which minimize the change in the instantaneous power distribution characteristics of the time waveform of transmission signals when a plurality of channels are multiplexed by frequency division. At a terminal ( | 06-26-2014 |
20140233482 | TRANSMISSION DEVICE AND TRANSMISSION METHOD - A transmission device capable of reducing packet receiving errors and the number of retransmissions by improving error correction coding gain without increasing the amount of resources used in transmission. The transmission device ( | 08-21-2014 |
20150055618 | WIRELESS COMMUNICATION APPARATUS AND FREQUENCY HOPPING METHOD - Disclosed are a wireless communication apparatus and frequency hopping method which minimize the change in the instantaneous power distribution characteristics of the time waveform of transmission signals when a plurality of channels are multiplexed by frequency division. At a terminal ( | 02-26-2015 |