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:
Apr. 06, 2021
Filed:
Mar. 28, 2018
Eta SA Manufacture Horlogere Suisse, Grenchen, CH;
Thierry Bonnet, Geneva, CH;
ETA SA Manufacture Horlogere Suisse, Grenchen, CH;
Abstract
A method for transmitting data from an electronic device to an electronic watch, including the following steps: emitting a sequence of light signals with a light source of the electronic device, each signal having a light-intensity level belonging to a set of at least four light-intensity levels, said sequence corresponding to a code of the data to be transmitted; detecting successive light-intensity levels with a phototransistor of the watch, so as to reconstitute the sequence; and decoding the sequence in order to reconstitute the data, the set of at least four intensity levels being divided into a first portion and a second portion, one light signal in two of the sequence having a light-intensity level belonging to the first portion, the other signals having a light-intensity level belonging to the second portion.