Electronic device having light absorbing member arranged between display panel and ultrasonic sensor
US11126293B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2018 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Nov 28, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/12
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An electronic device according to one embodiment of the present disclosure comprises: a transparent member; a display panel arranged below the transparent member; an ultrasonic sensor, arranged below the display panel, for acquiring biometric information by using ultrasonic waves having passed through the display panel and the transparent member for an external object close to the transparent member; and a light absorbing member for absorbing, through the transparent member and the display panel, at least a part of external light incident on the ultrasonic sensor, wherein the light absorbing member can be arranged between the display panel and the ultrasonic sensor. Other various examples are possible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.