公开(公告)号：US20250161139A1

公开(公告)日：2025-05-22

申请号：US18840080

申请日：2023-02-15

Applicant: Sony Group Corporation

Inventor： Kurena MOTOKURA ,  Jun NISHIKAWA ,  Yusuke YAMAMOTO ,  Mari SAITO ,  Shingo UTSUKI ,  Hiroyuki SUZUKI ,  Takayoshi YAMASAKI ,  Ritsuko KANO ,  Hiroko MIYASHITA

IPC: A61H3/06 ,  B64U10/60 ,  B64U101/55

Abstract: The present technology relates to a movement assistance device and a movement assistance method capable of safely guiding a user.
A movement assistance device includes a drive control unit configured to control a drive unit to apply, to a user, an assisting force that is a resultant force of a virtual force that is a force for stabilizing a posture of the user and a guiding force that is a force for guiding the user. The present technology can be applied to, for example, a movement assistance system using a drone.

公开(公告)号：US20230176463A1

公开(公告)日：2023-06-08

申请号：US17998973

申请日：2021-05-17

Applicant: SONY GROUP CORPORATION

Inventor： Mariko NISHIYAMA ,  Jun NISHIKAWA

IPC: G03B21/28 ,  G02B17/08 ,  G03B21/60

CPC classification number: G03B21/28 ,  G02B17/0832 ,  G03B21/60

Abstract: A projection optical system of an image display apparatus that includes a lens system and a concave reflection surface. The lens system is has a positive refractive power as a whole. The concave reflection surface reflects the image light emitted from the lens system toward an object. The projection optical system is configured such that a relationship 0