US 11,744,737 B2
Skin audible watch for orientation identification and an orientation identification method
Yong Qi, Xi'an (CN); Hongyan Chen, Xi'an (CN); Linshan Yan, Xi'an (CN); and Ningzhan Zhang, Xi'an (CN)
Assigned to SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY, Xi'an (CN)
Filed by Yong Qi, Xi'an (CN); Hongyan Chen, Xi'an (CN); Linshan Yan, Xi'an (CN); and Ningzhan Zhang, Xi'an (CN)
Filed on Dec. 17, 2021, as Appl. No. 17/554,707.
Claims priority of application No. 202110571833.3 (CN), filed on May 25, 2021; and application No. 202121131338.2 (CN), filed on May 25, 2021.
Prior Publication US 2022/0378618 A1, Dec. 1, 2022
Int. Cl. H04R 1/20 (2006.01); H04R 3/00 (2006.01); G04G 21/00 (2010.01); A61F 11/04 (2006.01); G04G 21/06 (2010.01); H04R 1/32 (2006.01); G09B 21/00 (2006.01)
CPC A61F 11/045 (2013.01) [G04G 21/06 (2013.01); G09B 21/009 (2013.01); H04R 1/326 (2013.01); H04R 3/005 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A skin audible watch for orientation identification, comprising a dial (1) and a strap (2), wherein a plurality of sound collection modules (3) are arranged along a circumference of the dial (1), and the sound collection modules (3) are sequentially connected with a digital filter (4), an analog-to-digital converter (5), a single-chip microcomputer (6), and a row and column drive module (7); the single-chip microcomputer (6) is also connected with vibration motors (8) and a gyroscope (9); a number of the vibration motors (8) corresponds to a number of orientations; the digital filter (4), analog-to-digital converter (5), single-chip microcomputer (6), row and column drive module (7), the vibration motors (8) and the gyroscope (9) are located inside the dial (1); the row and column drive module (7) is connected with a current contact pin (12), and a free end of the current contact pin (12) extends out of a surface of the vibration motors (8).