公开(公告)号：US20220078866A1

公开(公告)日：2022-03-10

申请号：US17524844

申请日：2021-11-12

Applicant: FUJITSU CONNECTED TECHNOLOGIES LIMITED

Inventor： Yoshiaki OHTA ,  SHINICHIRO AIKAWA

IPC: H04W76/15 ,  H04W28/08 ,  H04B7/026 ,  H04W16/32 ,  H04W36/02 ,  H04W40/22

Abstract: A mobile station including: a communication unit that includes a first logical processing subject and a second logical processing subject that operates in association with the first logical processing subject and performs multiple communications with a first wireless communication apparatus and a second wireless communication apparatus; an accumulation unit that accumulates data received from the second wireless communication apparatus; and a notifying unit that notifies the first wireless communication apparatus of data receiving status in the accumulation unit.

公开(公告)号：US20210235352A1

公开(公告)日：2021-07-29

申请号：US17228553

申请日：2021-04-12

Applicant: FUJITSU CONNECTED TECHNOLOGIES LIMITED

Inventor： Yoshiaki OHTA ,  SHINICHIRO AIKAWA

IPC: H04W36/28 ,  H04W36/08 ,  H04W36/00 ,  H04L5/00 ,  H04W36/38

Abstract: A wireless communication method including: when a wireless station has dual connectivity to a first base station that is a primary base station and a second base station that is a secondary base station and when a handover of the primary base station is to be performed from the first base station to a third base station, transmitting from the first base station to the third base station a first signal requesting the handover, when the third base station makes a determination not to change the secondary base station based on the first signal, transmitting from the third base station to the second base station a second signal indicating the determination and to the first base station a third signal indicating the determination, and performing the handover based on the third signal without transferring a connection between the wireless station and the second base station to the first base station.

公开(公告)号：US20190110328A1

公开(公告)日：2019-04-11

申请号：US16210383

申请日：2018-12-05

Applicant: FUJITSU CONNECTED TECHNOLOGIES LIMITED

Inventor： Yoshiaki OHTA ,  SHINICHIRO AIKAWA

IPC: H04W76/15 ,  H04B7/026 ,  H04W28/08 ,  H04W36/02 ,  H04W16/32 ,  H04W40/22

Abstract: A mobile station including: a communication unit that includes a first logical processing subject and a second logical processing subject that operates in association with the first logical processing subject and performs multiple communications with a first wireless communication apparatus and a second wireless communication apparatus; an accumulation unit that accumulates data received from the second wireless communication apparatus; and a notifying unit that notifies the first wireless communication apparatus of data receiving status in the accumulation unit.