US 11,755,107 B1
Finger devices with proximity sensors
Ahmet Fatih Cihan, San Jose, CA (US); Stephen E. Dey, San Francisco, CA (US); Adrian Z. Harb, San Jose, CA (US); Mengshu Huang, Cupertino, CA (US); Yuhao Pan, Sunnyvale, CA (US); and Paul X. Wang, Cupertino, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Sep. 15, 2020, as Appl. No. 17/21,945.
Claims priority of provisional application 62/904,540, filed on Sep. 23, 2019.
Int. Cl. G06F 3/01 (2006.01); G06F 3/033 (2013.01); H03K 17/96 (2006.01)
CPC G06F 3/014 (2013.01) [G06F 3/033 (2013.01); H03K 17/9622 (2013.01); G06F 2203/0331 (2013.01)] 20 Claims
OG exemplary drawing
1. A finger device configured to be worn on a finger of a user, comprising:
a housing configured to be mounted on the finger;
a flexible membrane coupled to the housing that rests against a side portion of the finger and that moves in response to movement of the finger; and
a self-mixing optical sensor that measures changes in a distance between the self-mixing optical sensor and the flexible membrane.