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:
Nov. 17, 2020
Filed:
Sep. 12, 2019
Applicant:
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
Inventors:
Hong Jiang, Shenzhen, CN;
Guanjun Zhang, Shenzhen, CN;
Assignee:
SHENZHEN GOODIX TECHNOLOGY CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0354 (2013.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/0442 (2019.05); G06F 3/04162 (2019.05);
Abstract
The present application provides a method and apparatus for signal transmission, and a method and apparatus for signal reception, where the method for signal transmission is applied to an active stylus, including: phase encoding information to be transmitted using a preset phase signal, to obtain an encoded signal; and transmitting a stylus tip signal, where the stylus tip signal comprises the encoded signal. The present application can increase amount of information transmitted between the active stylus and a touch control screen in a limited duration.