(19)

(11)

EP 4 066 069 A1

(12)

(43) Date of publication: 05.10.2022 Bulletin 2022/40 (21) Application number: 20909517.3 (22) Date of filing: 31.12.2020

(51) International Patent Classification (IPC):  G05B 13/00(2006.01) G06F 3/01(2006.01) G05B 19/02(2006.01) (52) Cooperative Patent Classification (CPC): G06F 3/017; H04N 21/43635; H04N 21/42203; H04N 21/4394; H04N 21/42221; H04N 21/42225; H04N 21/4147; H04N 21/411; H04N 21/4135 (86) International application number: PCT/US2020/067605 (87) International publication number: WO 2021/138522 (08.07.2021 Gazette 2021/27)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 02.01.2020 US 202062956478 P 30.12.2020 US 202017137960 (71) Applicant: Universal Electronics Inc. Scottsdale, AZ 85254 (US)

(72) Inventors: XU, Rex Scottsdale, Arizona 85254 (US) MILLORA, Wesley Scottsdale, Arizona 85254 (US) MCALLISTER, Steven Scottsdale, Arizona 85254 (US) HATAMBEIKI, Arsham Scottsdale, Arizona 85254 (US) AHMADI, Nicu Scottsdale, Arizona 85254 (US) JONKMAN, Jelmer Scottsdale, Arizona 85254 (US) GUTMAN, Steve Scottsdale, Arizona 85254 (US) SHERIDAN, Norman G. Scottsdale, Arizona 85254 (US) HUANG, Haiming Scottsdale, Arizona 85254 (US) (74) Representative: Simmons & Simmons  City Point One Ropemaker Street London EC2Y 9SS London EC2Y 9SS (GB)