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:
May. 28, 2019
Filed:
Aug. 15, 2017
Applicant:
Lenovo (Singapore) Pte. Ltd., Singapore, SG;
Inventor:
Ke Ma, Yokohama, JP;
Assignee:
LENOVO (SINGAPORE) PTE. LTD., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/023 (2006.01); G06F 3/02 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0238 (2013.01); G06F 3/0227 (2013.01);
Abstract
A keyboard system includes a keyboard matrix; and an embedded controller in communication with the keyboard matrix, wherein the embedded controller is configured to: determine whether, in a single scan cycle of the keyboard matrix, multiple keys have been pressed or only a single key has been pressed; if only a single key has been pressed, learn an order of pressed keys in a plurality of scan cycles; and if multiple keys have been pressed, generate an order of the pressed multiple keys based on the learned order of pressed keys.