Patent application number | Description | Published |
20090075700 | RADIO COMMUNICATION BASE STATION APPARATUS IN MULTIPLE-CARRIER COMMUNICATION AND RADIO COMMUNICATION METHOD - A base station is provided to suppress a drop of receiving power and deterioration of receiving characteristics by cancellation between the same symbols in the case of application of a repetition technology to multiple-carrier communication. In this base station ( | 03-19-2009 |
20090103648 | WIRELESS COMMUNICATION BASE STATION APPARATUS AND WIRELESS COMMUNICATION METHOD IN MULTICARRIER COMMUNICATION - A base station apparatus wherein the interference suppression symbol combination can be performed in a case of using the repetition technique in a multicarrier communication. In a base station ( | 04-23-2009 |
20090104908 | WIRELESS COMMUNICATION BASE STATION APPARATUS AND WIRELESS COMMUNICATION METHOD - A wireless communication base station apparatus that can raise the usage efficiency of the frequency resources of the whole system in a multicarrier transmission. In this apparatus, a separating part ( | 04-23-2009 |
20090122752 | METHOD FOR SETTING SUBBANDS IN MULTICARRIER COMMUNICATION, AND RADIO COMMUNICATION BASE STATION APPARATUS - A wireless communication base station apparatus wherein when a frequency scheduling transmission and a frequency diversity transmission are performed in a multicarrier communication at the same time, the adaptive control of a channel for performing the frequency scheduling transmission can be prevented from being complicated. In this apparatus, a modulating part ( | 05-14-2009 |
20090135924 | RADIO COMMUNICATION BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD IN MULTI-CARRIER COMMUNICATIONS - Provided is a radio communication base station device capable of acquiring both a multi-user diversity effect and a frequency diversity effect simultaneously in multi-carrier communications. In this devices modulation units ( | 05-28-2009 |
20090168711 | RADIO COMMUNICATION SYSTEM, RADIO TRANSMISSION APPARATUS, AND RETRANSMISSION METHOD - Provided is a retransmission method capable of improving reception quality in retransmission control. In this method, for the first transmission, LRB (Localized Resource Block) method is selected as a resource allocation method according to the CQI fed back from the mobile station. A frequency resource having the best reception quality according to the LRB format is allocated for the transmission data. For the second transmission, the same resource allocation method (LRB) as the first transmission is used and the transmission data is allocated fro the same frequency resource. For the third transmission, the resource allocation method is switched from the method of the first and the second transmission and transmission data is allocated to the frequency resource by using DRB (Distributed Resource Block) format. | 07-02-2009 |
20090190516 | RADIO COMMUNICATION BASE STATION APPARATUS AND PILOT TRANSMITTING METHOD - A base station realizing enhancement of the interpolation accuracy of the channel estimate between sub-frames. In a base station ( | 07-30-2009 |
20090238123 | RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD - Disclosed are a radio transmission device and a radio transmission method capable of containing a plenty of mobile stations for receiving low-rate data and avoiding lowering a system throughput. A group ID assigning unit ( | 09-24-2009 |
20090245188 | RADIO COMMUNICATION SYSTEM, RADIO TRANSMISSION APPARATUS, AND RESOURCE ALLOCATION METHOD - Provided is a resource allocation method capable of improving a reception quality when connecting a plurality of sub frames into one frame and performing a communication process for each of the frames. In this method, when a sub frame # | 10-01-2009 |
20090257381 | RADIO COMMUNICATION BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD USED FOR MULTI-CARRIER COMMUNICATION - Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units ( | 10-15-2009 |
20090279527 | WIRELESS COMMUNICATION APPARATUS AND DATA MULTIPLEXING METHOD - A wireless transmitting apparatus capable of improving the reception characteristic at a data stream receiving end. In this apparatus, I/Q separating parts ( | 11-12-2009 |
20090303944 | RADIO COMMUNICATION BASE STATION APPARATUS AND RESOURCE BLOCK ALLOCATION METHOD - A base station can perform distributed allocation enabling a resource block allocation with a higher priority while suppressing a control information amount. In this base station, the localized allocation of data to terminals # | 12-10-2009 |
20100027484 | RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD - Disclosed is a radio transmission device and a radio transmission method which reduces the RACH conflict ratio and improve the RACH detection characteristic. When the device and the method are used: as the number of signature numbers allocated for UE by the network side increases, the condition for allocating a signature by UE itself is mitigated and an expectation value which is a statistic average value of the RA quantity using the signature allocated by UE for itself is decreased; and as the number of signature numbers allocated for UE by the network side decreases, the condition for allocating a signature by UE itself is limited and an expectation value of the RA quantity using the signature allocated by UE for itself is increased. | 02-04-2010 |
20100027501 | RADIO COMMUNICATION DEVICE AND PILOT ARRANGEMENT METHOD - Provided is a radio communication device capable of reducing the number of pilots while maintaining a channel estimation accuracy. The radio communication device includes: a unicast pilot generation unit ( | 02-04-2010 |
20100046459 | CHANNEL ARRANGEMENT METHOD AND RADIO COMMUNICATION BASE STATION DEVICE - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 02-25-2010 |
20100048219 | RADIO COMMUNICATION BASE STATION DEVICE AND CONTROL CHANNEL ARRANGEMENT METHOD - Provided is a radio communication base station device which can obtain a maximum frequency diversity effect of a downstream line control channel. The device includes: an RB allocation unit ( | 02-25-2010 |
20100050044 | RADIO COMMUNICATION APPARATUS AND TEMPORARY BIT INSERTION METHOD - Provided is a radio communication apparatus capable of always obtaining the optimum error rate characteristic when an LDPC code is used for an error-correcting code. In the apparatus, a temporary bit insertion section ( | 02-25-2010 |
20100061359 | RADIO COMMUNICATION BASE STATION DEVICE AND RADIO COMMUNICATION METHOD - Provided is a radio communication base station device capable of suppressing degradation of a signal error ratio characteristic for a mobile station in the vicinity of the cell center when a plurality of signals whose transmission power is to be controlled are frequency-multiplexed or code-multiplexed. In the device ( | 03-11-2010 |
20100113007 | WIRELESS COMMUNICATION BASE STATION APPARATUS, WIRELESS COMMUNICATION MOBILE STATION APPARATUS, AND METHOD FOR MAPPING RESPONSE SIGNAL IN ARQ - In ARQ where a plurality of mobile stations share and use a single channel for response signals (ACK/HACK signals), a wireless communication base station apparatus can prevent failure of the ARQ control. In this apparatus, a CRC part ( | 05-06-2010 |
20100142630 | MULTICARRIER TRANSMITTING APPARATUS, MULTICARRIER RECEIVING APPARATUS, AND THEIR METHODS - A multicarrier transmitting apparatus capable of improving the data symbol error rate characteristic to improve the reception quality. In this apparatus, a replacement position deciding part ( | 06-10-2010 |
20100165926 | WIRELESS COMMUNICATION BASE STATION APPARATUS AND WIRELESS COMMUNICATION METHOD IN MULTICARRIER COMMUNICATION - Provided is a wireless communication apparatus by which reduction of a diversity gain can be suppressed at minimum in the case of employing a repetition technology in multicarrier communication. In the wireless communication apparatus ( | 07-01-2010 |
20100172286 | RADIO COMMUNICATION BASE STATION APPARATUS AND PILOT TRANSMISSION METHOD - Provided is a base station capable of giving a pilot appropriate for both of multicast data and unicast data which are frequency-multiplexed. In a pilot generation unit ( | 07-08-2010 |
20100177713 | RADIO COMMUNICATION MOBILE STATION DEVICE AND RESOURCE ALLOCATION METHOD - Provided is a mobile station capable of increasing the use efficiency of a transmission resource. The mobile station ( | 07-15-2010 |
20100195823 | Radio Communication Base Station Device, Radio Communication Mobile Station Device, Method for Scrambling Response Signal in ARQ - Provided is a radio communication base station device which can prevent damage of ARQ control in an ARQ in which a response signal (ACK/NACK) channel is shared by a plurality of mobile stations. In the device, a repetition unit ( | 08-05-2010 |
20100226318 | RADIO COMMUNICATION BASE STATION DEVICE AND CONTROL CHANNEL ARRANGING METHOD - Provided is a base station which can prevent deterioration of data channel application control accuracy due to influence of transmission power control to a control channel. In the base station, each encoding section ( | 09-09-2010 |
20100241934 | RADIO COMMUNICATION APPARATUS AND ERROR DETECTING ENCODING METHOD - A wireless communication device is provided to make it possible to detect errors with high accuracy while to suppress reduction in throughput in the case that an LDPC (Low-Density Parity-Check) code is used for an error correcting code. In the wireless communication device, a CRC (Cyclic Redundancy Check) coding unit ( | 09-23-2010 |
20100273438 | RADIO COMMUNICATION APPARATUS AND RADIO COMMUNICATION METHOD IN MULTI-CARRIER COMMUNICATION - Provided is a radio communication device capable of preventing lowering of the frequency diversity effect when using the CDD (Cyclic Delay Diversity) in combination with the frequency diversity technique in a multi-carrier communication. In the radio communication device ( | 10-28-2010 |
20100275090 | RADIO COMMUNICATION APPARATUS AND PUNCTURING METHOD - A radio communication apparatus is provided that enables degradation of error rate performance due to puncturing to be minimized when an LDPC code is used as an error correcting code. In this apparatus, a padding bit insertion section | 10-28-2010 |
20100290418 | RADIO COMMUNICATION BASE STATION DEVICE, RADIO COMMUNICATION MOBILE STATION DEVICE, AND CONTROL CHANNEL ALLOCATION METHOD - Provided is a radio communication station device which can prevent limiting of resource allocation in a UE group. The radio communication device includes: a CCE allocation unit ( | 11-18-2010 |
20100309873 | CHANNEL ARRANGEMENT METHOD AND RADIO COMMUNICATION DEVICE - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 12-09-2010 |
20110019636 | WIRELESS COMMUNICATION BASE STATION DEVICE AND WIRELESS COMMUNICATION METHOD - Provided is a wireless communication base station device that can avert PHICH collisions between mobile stations when using a frequency hopping retransmission method in combination with a PHICH grouping method. A base station ( | 01-27-2011 |
20110051856 | WIRELESS TRANSMISSION DEVICE, WIRELESS RECEPTION DEVICE, AND SYMBOL ARRANGING METHOD - A wireless transmission device enabled to improve an error rate performance at a receiver, by acquiring at least one of frequency diversity effect and a time diversity effect while keeping the interference resistance which is acquired by diffusion. In this transmission device, a modulation unit ( | 03-03-2011 |
20110080975 | MIMO TRANSMITTING APPARATUS, MIMO RECEIVING APPARATUS, MIMO TRANSMISSION SIGNAL FORMATION METHOD, AND MIMO TRANSMISSION SIGNAL SEPARATION METHOD - Provided are a MIMO transmitting apparatus, a MIMO receiving apparatus, a MIMO transmission signal formation method, and a MIMO transmission signal separation method that improve a transmission efficiency. In a MIMO communication apparatus ( | 04-07-2011 |
20110096928 | Wireless Communication Base Station Device, Wireless Communication Mobile Station Device, and Method for Scrambling Response Signal in ARQ - A wireless communication base station device which does not fail in ARQ control even when a mobile station fails to receive allocation information and collision of the uplink data transmitted from mobile stations occurs. In the device, a CRC unit ( | 04-28-2011 |
20110110319 | RADIO COMMUNICATION BASE STATION DEVICE AND CONTROL CHANNEL ARRANGEMENT METHOD - Provided is a radio communication base station device which can obtain a maximum frequency diversity effect of a downstream line control channel. The device includes: an RB allocation unit ( | 05-12-2011 |
20110167312 | RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD - Provided are a radio transmission device and a radio transmission method which can reduce the transmission packet collision generation ratio even when no resource allocation signal is detected in retransmission. When control information outputted from a decoding unit ( | 07-07-2011 |
20110182265 | RADIO COMMUNICATION BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD USED FOR MULTI-CARRIER COMMUNICATION - Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units ( | 07-28-2011 |
20110268082 | CHANNEL ARRANGEMENT METHOD AND RADIO COMMUNICATION BASE STATION DEVICE - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 11-03-2011 |
20110275398 | CHANNEL ARRANGEMENT METHOD AND RADIO COMMUNICATION DEVICE - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 11-10-2011 |
20120026969 | INTEGRATED CIRCUIT FOR CONTROLLING A PROCESS - Provided is a radio communication base station device which can obtain a maximum frequency diversity effect of a downstream line control channel. The device includes: an RB allocation unit ( | 02-02-2012 |
20120076043 | WIRELESS COMMUNICATION BASE STATION DEVICE, WIRELESS COMMUNICATION TERMINAL DEVICE, CONTROL CHANNEL TRANSMISSION METHOD, AND CONTROL CHANNEL RECEPTION METHOD - Disclosed is a wireless communication base station device which can prevent unnecessary HARQ retransmissions when a terminal is using a plurality of unit bands, even when the unit band through which data is transmitted differs from the unit band through which a PDCCH, to which the resource allocation information of said data is allocated, is transmitted. In this device, a control unit ( | 03-29-2012 |
20120106479 | INTEGRATED CIRCUIT FOR CHANNEL ARRANGEMENT AND RADIO COMMUNICATION - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 05-03-2012 |
20120120900 | MOBILE STATION APPARATUS AND COMMUNICATION METHOD - Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units ( | 05-17-2012 |
20120120901 | BASE STATION APPARATUS AND COMMUNICATION METHOD - Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units ( | 05-17-2012 |
20120207077 | WIRELESS COMMUNICATION APPARATUS AND REFERENCE SIGNAL GENERATING METHOD - Provided are a wireless communication apparatus and a reference signal generating method, wherein inter-cell interference is reduced inside and outside a CoMP set. A CoMP mode setting unit ( | 08-16-2012 |
20120218959 | BASE STATION APPARATUS, MOBILE STATION APPARATUS, METHOD FOR MAPPING A RESPONSE SIGNAL, AND METHOD FOR DETERMINING A RESPONSE SIGNAL RESOURCE - Provided is a radio communication base station device which can obtain a maximum frequency diversity effect of a downstream line control channel. The device includes: an RB allocation unit ( | 08-30-2012 |
20120287886 | BASE STATION, TERMINAL, RETRANSMISSION CONTROL METHOD, AND RESPONSE METHOD - Disclosed is a base station which can prevent degradation in the reception characteristics of nearby cells when carrier aggregation and channel selection are applied. In accordance with the resistance to interference of a plurality of uplink component carriers of a femtocell, a response protocol controller ( | 11-15-2012 |
20120294256 | TERMINAL, BASE STATION, RESPONSE METHOD, AND RETRANSMISSION CONTROL METHOD - Disclosed are a terminal, a base station, a response method, and a retransmission control method, which are capable of switching the response signal transmission method while preventing throughput degradation and without increasing the number of signaling bits. A bundling determination unit ( | 11-22-2012 |
20120300660 | METHOD FOR SETTING SUBBANDS IN MULTICARRIER COMMUNICATION, AND RADIO COMMUNICATION MOBILE STATION APPARATUS - A wireless communication base station apparatus wherein when a frequency scheduling transmission and a frequency diversity transmission are performed in a multicarrier communication at the same time, the adaptive control of a channel for performing the frequency scheduling transmission can be prevented from being complicated. In this apparatus, a modulating part ( | 11-29-2012 |
20120300734 | RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD - Disclosed are a radio transmission device and a radio transmission method which reduce the RACH conflict ratio and improve the RACH detection characteristic. When the device and the method are used: as the number of signature numbers allocated for UE by the network side increases, the condition for allocating a signature by UE itself is mitigated and an expectation value which is a statistic average value of the RA quantity using the signature allocated by UE for itself is decreased; and as the number of signature numbers allocated for UE by the network side decreases, the condition for allocating a signature by UE itself is limited and an expectation value of the RA quantity using the signature allocated by UE for itself is increased. | 11-29-2012 |
20120300740 | WIRELESS COMMUNICATION TERMINAL DEVICE, WIRELESS COMMUNICATION BASE STATION DEVICE, AND WIRELESS COMMUNICATION METHOD - Disclosed are a wireless communication method, a wireless communication base station device, and a wireless communication terminal device that dynamically switch the transmission slot of an SRS of each terminal within a cell while suppressing an increase in the number of signaling bits. A terminal ( | 11-29-2012 |
20130064227 | WIRELESS COMMUNICATION DEVICE, AND WIRELESS COMMUNICATION METHOD - Disclosed are a wireless communication method and device which can maintain frequency scheduling flexibility and improve system throughput performance. A Walsh sequence number determination unit ( | 03-14-2013 |
20130072242 | WIRELESS TRANSMISSION DEVICE, WIRELESS RECEPTION DEVICE, AND BANDWIDTH ALLOCATION METHOD - Provided are a wireless transmission device, a wireless reception device, and a bandwidth allocation method for, when non-contiguous bands allocation is performed, improving the frequency resource use efficiency of a system and thereby improving the system performance. RIV decoding unit ( | 03-21-2013 |
20130136088 | INTEGRATED CIRCUIT FOR COMMUNICATION RESOURCE ALLOCATION - Provided is a base station capable of suppressing increase of overhead of allocation result report in frequency scheduling in multi-carrier communication and obtaining a sufficient frequency diversity effect. In the base station, encoding units ( | 05-30-2013 |
20130315199 | INTEGRATED CIRCUIT FOR CHANNEL ARRANGEMENT AND RADIO COMMUNICATION - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 11-28-2013 |
20140233487 | INTEGRATED CIRCUIT FOR CHANNEL ARRANGEMENT AND RADIO COMMUNICATION - Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the frequency diversity transmission in a multicarrier communication. In the device, a modulation unit ( | 08-21-2014 |
20140269568 | Base Station Apparatus, Mobile Station Apparatus, Method for Mapping a Response Signal, and Method for Determining a Response Signal Resource - Provided is a radio communication base station device which can obtain a maximum frequency diversity effect of a downstream line control channel. The device includes: an RB allocation unit ( | 09-18-2014 |
20140286260 | COMMUNICATION APPARATUS AND REFERENCE SIGNAL RECEIVING METHOD - Provided are a wireless communication apparatus and a reference signal generating method, wherein inter-cell interference is reduced inside and outside a CoMP set. A CoMP mode setting unit ( | 09-25-2014 |
20140293923 | RADIO RECEPTION DEVICE AND RADIO RECEPTION METHOD - Disclosed are a radio transmission device and a radio transmission method which reduce the RACH conflict ratio and improve the RACH detection characteristic. When the device and the method are used: as the number of signature numbers allocated for UE by the network side increases, the condition for allocating a signature by UE itself is mitigated and an expectation value which is a statistic average value of the RA quantity using the signature allocated by UE for itself is decreased; and as the number of signature numbers allocated for UE by the network side decreases, the condition for allocating a signature by UE itself is limited and an expectation value of the RA quantity using the signature allocated by UE for itself is increased. | 10-02-2014 |
20140293934 | METHOD FOR SETTING SUBBANDS IN MULTICARRIER COMMUNICATION, AND RADIO COMMUNICATION MOBILE STATION APPARATUS - A wireless communication base station apparatus wherein when a frequency scheduling transmission and a frequency diversity transmission are performed in a multicarrier communication at the same time, the adaptive control of a channel for performing the frequency scheduling transmission can be prevented from being complicated. In this apparatus, a modulating part ( | 10-02-2014 |
20150049728 | MOBILE TERMINAL AND CONTROL CHANNEL RECEIVING METHOD - A base station can prevent deterioration of data channel application control accuracy due to influence of transmission power control to a control channel. In the base station, each encoding sect ion performs encoding processing to an SCCH (Shared Control Channel) of each mobile station, each modulating section performs modulation processing to the encoded SCCH, an arranging section arranges the SCCH to each mobile station to one of a plurality of subcarriers which configure an OFDM symbol, and transmission power control section controls transmission power of the SCCH based on reception quality information reported from each mobile station. The arranging section arranges a plurality of the SCCH to be under transmission power control to one of the subcarriers so that combinations at resource blocks are the same. | 02-19-2015 |