公开(公告)号：US20250053197A1

公开(公告)日：2025-02-13

申请号：US18797737

申请日：2024-08-08

Applicant: Japan Display Inc.

Inventor： Masahiro TADA ,  Zhanhao HU

IPC: G06F1/16 ,  A61B5/00 ,  A61B5/024 ,  H02J7/00 ,  H02J50/12 ,  H02J50/40

Abstract: According to an aspect of the present disclosure, a detection device includes: a ring-shaped housing that has a light source, a light sensor, a control circuit, a first power source circuit, and a first battery, the first battery capable of being charged by power from a charger; and a terminal that allows a detachable gadget to be attached detachably to an outside of the housing and enables the detachable gadget to charge the first battery.