Patent application number | Description | Published |
20090279477 | MOBILE STATION, WIRELESS ACCESS NETWORK APPARATUS, AND MOBILE COMMUNICATION SYSTEM - A mobile station, a radio access network apparatus and a mobile communication system that can decrease signal amount of each message to decrease connection delay are provided. The mobile station is provided with storing means configured to store a conversion table between a combination of a plurality of parameters defined beforehand and an identifier representing the combination of the plurality of parameters; uplink transmission signal generation means configured to generate an uplink transmission signal including the identifier when performing uplink transmission; transmission means configured to transmit the uplink transmission signal to the radio access network apparatus; reception means configured to receive a downlink transmission signal transmitted by the radio access network apparatus; and parameter setting means configured to detect the identifier from the received downlink transmission signal, read and set a parameter based on the identifier. | 11-12-2009 |
20140235256 | RADIO COMMUNICATION SYSTEM, RADIO BASE STATION APPARATUS, MACHINE COMMUNICATION TERMINAL AND RADIO COMMUNICATION METHOD - The present invention is designed to make it possible to reduce the cost required for a machine communication terminal when the network domain of the machine communication system employs an LTE system. With the radio communication method of the present invention, a radio base station apparatus allocates downlink signals to a machine communication terminal in a predetermined cycle and transmits the allocated downlink signals to the machine communication terminal, and the machine communication terminal receives downlink signals from the radio base station apparatus in the predetermined cycle and demodulates the downlink signals received in the predetermined cycle. | 08-21-2014 |
20140369223 | COMMUNICATION SYSTEM, BASE STATION APPARATUS, MOBILE TERMINAL APPARATUS AND COMMUNICATION METHOD - The present invention is designed to detect an S-cell efficiently, in a short time, upon carrier aggregation in a HetNet. In a communication system where carrier aggregation is executed between a first carrier (CC #1) and a second carrier (CC #2), a macro base station apparatus ( | 12-18-2014 |
20150023268 | MOBILE COMMUNICATION METHOD, RADIO BASE STATION, AND MOBILE STATION - An objective is to improve communication quality by reducing an insertion loss or the like of a diplexer inserted to reduce a leakage from an uplink band to a downlink band in different bands. A mobile communication method according to the present invention includes the steps of: transmitting simultaneous transmission capability information from a mobile station UE to a radio base station eNB, the simultaneous transmission capability information indicating whether or not the mobile station UE can transmit uplink data signals via multiple carriers in the same sub-frame while performing uplink CA; performing scheduling for the mobile station UE by the radio base station eNB on the basis of the simultaneous transmission capability information; and performing communication by the mobile station UE on the basis of the scheduling information. | 01-22-2015 |
20150036651 | RADIO COMMUNICATION TERMINAL, BASE STATION APPARATUS, RADIO COMMUNICATION SYSTEM AND RADIO COMMUNICATION METHOD - The present invention is designed to provide a radio communication terminal, a base station apparatus, a radio communication system and a radio communication method which can reduce the cost to be required for an MTC terminal when the LTE system is employed in the network domain of a machine communication system. A radio communication terminal according to the present invention is a radio communication terminal that performs machine communication via a base station apparatus of a radio communication system that is operated such that a frequency becomes the first band at a maximum, depending on the performance which a communication device supports, and has a receiving section that has receiving performance to be able to support the first band, and that decodes the entire band of the first band at least with respect to a time domain where a downlink control channel is allocated, and a transmission section that has transmission performance to be able to support a second band having a narrower bandwidth than the first band, and that allocates an uplink control channel and an uplink data channel to the second band. | 02-05-2015 |
20150103762 | MOBILE COMMUNICATION METHOD, RADIO BASE STATION, AND MOBILE STATION - The present invention aims to reduce an insertion loss or the like caused by a diplexer inserted to reduce leakage from an uplink bandwidth to a downlink bandwidth of different bands, and thereby to improve a communication quality. A mobile communication method according to the present invention includes the steps of: transmitting simultaneous transmission capability information from a mobile station UE to a radio base station eNB, the simultaneous transmission capability information indicating whether or not the mobile station UE is able to transmit uplink data signal via multiple carriers in multiple bands within a same sub-frame in performing uplink CA; performing scheduling for the mobile station UE by the radio base station eNB based on the simultaneous transmission capability information; and performing communications by the mobile station UE based on the scheduling information. | 04-16-2015 |
20150105039 | MOBILE COMMUNICATION METHOD, RADIO BASE STATION AND MOBILITY MANAGEMENT NODE - To improve probability of successfully performing transmission processing by a priority terminal and transmission processing of an emergency call even during congestion. A mobile communication method according to the present invention includes the steps of: causing a radio base station eNB to transmit “UE Context Release Request” regarding a predetermined mobile station UE to a mobility management node MME, the “UE Context Release Request” containing identification information of multiple target mobile stations UE; causing the mobility management node MME to release an access bearer of the predetermined mobile station UE in response to the “UE Context Release Request”, and transmit “UE Context Release Command” regarding the predetermined mobile station UE to the radio base station eNB, and causing the radio base station eNB to transmit “RRC Connection Release” to the plurality of target mobile stations UE. | 04-16-2015 |
20150124730 | MOBILE STATION - To improve the probability of successfully performing transmission processing by a priority terminal and transmission processing of an emergency call. A mobile station UE according to the present invention includes an RA procedure execution unit | 05-07-2015 |
20150126152 | MOBILE STATION - To improve probability of successfully performing origination processing by a priority terminal and origination processing of an emergency call even during congestion. In a mobile station UE according to the present invention, an AS function unit | 05-07-2015 |