US 11,684,537 B2
Human-interface device and a guiding apparatus for a visually impaired user including such human-interface device
Arshad Nasser, Kowloon (HK); and Kening Zhu, Kowloon (HK)
Assigned to City University of Hong Kong, Kowloon (HK)
Filed by City University of Hong Kong, Kowloon (HK)
Filed on Jul. 6, 2021, as Appl. No. 17/367,868.
Claims priority of provisional application 63/141,000, filed on Jan. 25, 2021.
Prior Publication US 2022/0233391 A1, Jul. 28, 2022
Int. Cl. A61H 3/06 (2006.01); G06F 3/01 (2006.01)
CPC A61H 3/061 (2013.01) [G06F 3/016 (2013.01); A61H 2003/063 (2013.01); A61H 2201/0285 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A human-interface device, comprising:
a body including a peripheral portion and arranged to be gripped by a user; and
a tactile module arranged to provide a set plurality of haptic signals to a user,
wherein the tactile module has a plurality of tactile units provided on different positions at least partially surrounding the peripheral portion of the body, each of the plurality of tactile units being arranged to provide at least a first haptic signal and operable to cooperate with one or more of other tactile units to provide different haptic signals;
wherein the plurality of tactile units are operable to cooperate and provide the plurality of haptic signals on different positions surrounding the peripheral portion, and the plurality of haptic signals include, at least, a hot-only sensation stimulation or a cold-only sensation stimulation provided at only a single predetermined position surrounding the peripheral portion.