Title:
ELECTRONIC DEVICE FOR ACQUIRING FINGERPRINT INFORMATION BY USING ULTRASONIC SIGNAL
Document Type and Number:
WIPO Patent Application WO/2018/147632
Kind Code:
A1
Abstract:
An electronic device is disclosed. According to one embodiment, the electronic device, comprises: an ultrasonic sensor; and a processor electrically connected to the ultrasonic sensor, wherein the processor can be configured to acquire a noise signal around the electronic device through the ultrasonic sensor, determine, on the basis of the acquired noise signal, an attribute of a first ultrasonic signal oscillated by the ultrasonic sensor, and acquire fingerprint information on the basis of a second ultrasonic signal acquired through the ultrasonic sensor and the determined attribute. In addition, other various embodiments identified through the specification are possible.
Inventors:
BAEK SEUNG GEOL (KR)
KIM MOON SOO (KR)
PARK JAE HYUNG (KR)
CHO CHI HYUN (KR)
JIN YUN JANG (KR)
HWANG HO CHUL (KR)
KIM MOON SOO (KR)
PARK JAE HYUNG (KR)
CHO CHI HYUN (KR)
JIN YUN JANG (KR)
HWANG HO CHUL (KR)
Application Number:
PCT/KR2018/001646
Publication Date:
August 16, 2018
Filing Date:
February 07, 2018
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
G06K9/00; B06B1/02; G06F3/044; G06F3/0481; G06F3/0488
Foreign References:
| KR20160130234A | 2016-11-10 | |||
| KR20100127432A | 2010-12-06 | |||
| US9424456B1 | 2016-08-23 | |||
| US20150198699A1 | 2015-07-16 | |||
| US20160042217A1 | 2016-02-11 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
Download PDF: