COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMPUTER PROGRAM

WIPO Patent Application WO/2021/153009

A1

Provided is a communication device that copes with a change in a communication band due to a handover or the like, in wireless communication having a large directivity for millimeter waves, etc.　The communication device comprises: a communication unit which transmits and receives wireless signals; a control unit which controls the communication operation of the communication unit, including a transmission rate and a beam; and a management unit which manages communication history information including a position where wireless signals are transmitted and received, wireless quality, beam control information, and transmission rate. The communication device further comprises an estimation unit which estimates an available communication bandwidth for a connection destination base station, on the basis of the communication history information, when the base station, to which the communication device is connected, is switched or when the transmission rate in the communication unit changes.

JPH11266252	OPTICAL SPACE TRANSMITTER AND OPTICAL SPACE TRANSMISSION METHOD THEREFOR
JP2014212425	RADIO COMMUNICATION TERMINAL AND RADIO COMMUNICATION START TIMING CONTROL METHOD OF RADIO COMMUNICATION TERMINAL
WO/2015/187069	RE-ESTABLISHMENT OF A FAILED COMMUNICATION SESSION

KATO JUNJI (JP)
IWAI TAKUYA (JP)

PCT/JP2020/045520

August 05, 2021

December 07, 2020

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SONY GROUP CORP (JP)

H04W24/04; H04W28/22; H04W64/00; H04W88/02

WO2009057544A1

2009-05-07

JP2019022089A	2019-02-07
JP2017168922A	2017-09-21
JP2018121192A	2018-08-02

MIYATA, Masaaki et al. (JP)

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