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.

Date of Patent:
Jan. 07, 2025

Filed:

Dec. 15, 2021
Applicant:

Castles Technology Co., Ltd., New Taipei, TW;

Inventors:

Chia-Che Tsai, Taoyuan, TW;

Chia-En Tsai, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/32 (2013.01); G06F 3/0488 (2022.01); G06V 40/60 (2022.01); G09B 21/00 (2006.01);
U.S. Cl.
CPC ...
G06F 21/32 (2013.01); G06F 3/0488 (2013.01); G06V 40/67 (2022.01); G09B 21/007 (2013.01);
Abstract

A password input method is disclosed. The password input method is conducted by a microprocessor of a touch sensitive password input device, wherein the touch sensitive password input device is integrated in an electronic device, such as point-of-sale payment terminal, smartphone, tablet computer, all-in-one computer, door station, and keyless electronic door lock. In case of the password input method according to the present invention being conducted, the touch sensitive password input device is controlled to guide a visually impaired person to successfully complete a password input operation with high security.


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