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. 27, 2025
Filed:
Aug. 23, 2022
Tectus Corporation, Saratoga, CA (US);
Timothy Cronin, San Jose, CA (US);
Mohammad Hekmat, Portola Valley, CA (US);
Tectus Corporation, Saratoga, CA (US);
Abstract
An electronic contact lens. In some embodiments, the electronic contact lens includes: a receiver, including: a voltage-controlled oscillator; a phase-alignment circuit, connected to a control input of the voltage-controlled oscillator; and an offset-compensating circuit, connected to the control input of the voltage-controlled oscillator, the receiver being configured: to operate in: a calibration mode, or an operating mode; and to select, in the calibration mode, an operating-mode setting of the offset-compensating circuit, the selecting including: adjusting the offset-compensating circuit, and monitoring an output frequency of the voltage-controlled oscillator.