The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 21, 2023
Filed:
Dec. 03, 2021
Applicant:
Ili Technology Corp., Hsinchu County, TW;
Inventor:
Chia-Yu Hung, Hsinchu County, TW;
Assignee:
ILI Technology Corp., Hsinchu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/038 (2013.01); G06F 3/0354 (2013.01); H04W 72/21 (2023.01);
U.S. Cl.
CPC ...
G06F 3/04182 (2019.05); G06F 3/0383 (2013.01); G06F 3/03545 (2013.01); G06F 3/04162 (2019.05); G06F 3/04166 (2019.05); H04W 72/21 (2023.01);
Abstract
A touch input system includes a touch panel, configured to transmit an uplink signal; and an active stylus, configured to analyze the uplink signal, synchronize timing and bi-directionally communicate with the touch panel according to the uplink signal; wherein the uplink signal includes a preamble, for synchronizing the timing; a digital data, for bi-directionally communicating between the active stylus and the touch panel; and a cyclic redundancy check, for executing an error check and an error correction for data.