Patent · US Active

Method of controlling an active filtering device

US10168560B2 · kind B2 · utility

1Cited by

0References

20Claims

0Family size

Assignee

Essilor International · FR

Inventors

Coralie BARRAU · Charenton-le-Pont, FR
Nicolas Lavillonniere · Charenton-le-Pont, FR
Benjamin Rousseau · Somerville, US

Key dates

Filing date	Dec 30, 2015
Grant date	Jan 1, 2019
Priority date	—
Expiry date	Dec 30, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG02B2027/0178
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Method of controlling an active filtering device comprising an active filter and a filter controller arranged to control the active filter, the method comprising:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.