Patent application number | Description | Published |
20080212696 | Radio-Communication Device and Radio-Communication Method - The disclosed invention determines whether a reception packet is an MM packet or a GF packet with precision and avoids unnecessary decoding operations performed at the GF-packet-reception time and inefficient communications. | 09-04-2008 |
20110279319 | Communication Device, Communication Control Method and Communication System - To enable high-speed learning of an antenna directionality to be used for millimeter-wave communication, there is provided a communication device including a first radio communication unit capable of radio communication in accordance with a first communication method, and a second radio communication unit capable of radio communication in accordance with a second communication method using a higher frequency band than the first communication method, in which, upon receiving an instruction signal instructing to learn a beam directionality, the first radio communication unit determines a reception start time point of a beam reference signal based on the instruction signal, and the second radio communication unit starts reception of the beam reference signal from the reception start time point determined by the first radio communication unit and determines a parameter value for specifying an optimum beam pattern based on the received beam reference signal. | 11-17-2011 |
20110310883 | COMMUNICATION APPARATUS AND AUTOMATIC GAIN CONTROL - Provided is a communication apparatus including a first communication unit for performing communication using a carrier having a first frequency, a second communication unit having a plurality of antennas, for performing communication using a carrier having a second frequency, a first communication processing unit for processing a signal received by the first communication unit and causing to transmit a signal, and a second communication processing unit for processing a signal received by the second communication unit and causing to transmit a signal. The second communication processing unit includes a synchronization unit for specifying a start position of a second transmission request in which a plurality of transmission beam patterns are set in one packet based on information indicating reception initiation, and an automatic gain control unit for performing automatic gain control based on a first automatic gain control setting value. | 12-22-2011 |
20110316744 | COMMUNICATION APPARATUS AND COMMUNICATION METHOD, COMPUTER PROGRAM, AND COMMUNICATION SYSTEM - By effectively utilizing the beam pattern used at the time of the last communication, a directional link can be efficiently established, thereby reducing overhead. When establishing a link, a communication apparatus | 12-29-2011 |
20120020420 | COMMUNICATION DEVICE AND COMMUNICATION METHOD, COMPUTER PROGRAM, AND COMMUNICATION SYSTEM - Suitable beam pattern control is performed while performing access control based on physical carrier sense. | 01-26-2012 |
20120122392 | COMMUNICATION APPARATUS AND COMMUNICATION METHOD, COMPUTER PROGRAM, AND COMMUNICATION SYSTEM - The directivity of an antenna is efficiently trained between a transmitter and a receiver, and the training results are efficiently fed back from the receiver to the transmitter. | 05-17-2012 |
20120236830 | USER EQUIPMENT, METHOD FOR PERFORMING HANDOVER, BASE STATION, AND RADIO COMMUNICATION SYSTEM - A mobile station in a wireless communication network. The mobile station including a radio communication unit that communicates with a first base station via a plurality of component carriers, and a control unit that controls the radio communication unit to initiate a handover procedure to a second base station after receiving at least one handover command. | 09-20-2012 |
20140016632 | COMMUNICATION APPARATUS AND AUTOMATIC GAIN CONTROL METHOD - Provided is a communication apparatus including a first communication unit for performing communication using a carrier having a first frequency, a second communication unit having a plurality of antennas, for performing communication using a carrier having a second frequency, a first communication processing unit for processing a signal received by the first communication unit and causing to transmit a signal, and a second communication processing unit for processing a signal received by the second communication unit and causing to transmit a signal. The second communication processing unit includes a synchronization unit for specifying a start position of a second transmission request in which a plurality of transmission beam patterns are set in one packet based on information indicating reception initiation, and an automatic gain control unit for performing automatic gain control based on a first automatic gain control setting value. | 01-16-2014 |
20140140703 | COMMUNICATION APPARATUS AND STORAGE MEDIUM - There is provided a communication apparatus including a communication unit having an optical communication scheme and a different communication scheme from the optical communication scheme, a level setting unit configured to set a security level in data communication, and a communication scheme switching unit configured to switch communication schemes of the communication unit in accordance with the security level that is set by the level setting unit. | 05-22-2014 |