US 12,088,700 B2
Method by which device shares digital key
Taehyung Lim, Gyeonggi-do (KR); Sooyeon Jung, Gyeonggi-do (KR); Inyoung Shin, Gyeonggi-do (KR); Duckey Lee, Gyeonggi-do (KR); Hyewon Lee, Gyeonggi-do (KR); and Jonghyo Lee, Gyeonggi-do (KR)
Assigned to Samsung Electronics Co., Ltd, (KR)
Appl. No. 17/295,344
Filed by Samsung Electronics Co., Ltd., Gyeonggi-do (KR)
PCT Filed Oct. 30, 2019, PCT No. PCT/KR2019/014482
§ 371(c)(1), (2) Date May 19, 2021,
PCT Pub. No. WO2020/105892, PCT Pub. Date May 28, 2020.
Claims priority of application No. 10-2018-0143914 (KR), filed on Nov. 20, 2018; and application No. 10-2019-0006454 (KR), filed on Jan. 17, 2019.
Prior Publication US 2022/0014353 A1, Jan. 13, 2022
Int. Cl. H04L 9/08 (2006.01); H04L 9/32 (2006.01)
CPC H04L 9/085 (2013.01) [H04L 9/0825 (2013.01); H04L 9/088 (2013.01); H04L 9/3247 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method, performed by an owner device, for sharing a digital key with a target device to allow the target device to access an electronic device, in a wireless communication system, the method comprising:
transmitting, by the owner device, digital key configuration data to the target device;
receiving, by the owner device, a certification information including a public key of the target device and a signature of the target device, from the target device, the certification information generated based on the digital key configuration data;
generating, by the owner device, a digital key attestation for allowing the target device to access the electronic device based on the certification information; and
transmitting, by the owner device, information including the digital key attestation to the target device.