(19)
(11) EP 4 569 377 A1

(12)

(43) Date of publication:
18.06.2025 Bulletin 2025/25

(21) Application number: 22955135.3

(22) Date of filing: 10.08.2022
(51) International Patent Classification (IPC): 
G02F 1/295(2006.01)
G01S 7/481(2006.01)
 G02B 6/12(2006.01)
(52) Cooperative Patent Classification (CPC):
G02F 1/2955; G01S 7/4815; G01S 7/4817; G01S 7/484; G01S 7/4911; G01S 17/42
(86) International application number:
PCT/SG2022/050569
(87) International publication number:
WO 2024/035333 (15.02.2024 Gazette 2024/07)
(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

(71) Applicant: Advanced Micro Foundry Pte. Ltd.
Singapore 117685 (SG)

(72) Inventors:
  • TAN, You Sian James
    Singapore 117685 (SG)
  • LUO, Xianshu
    Singapore 117685 (SG)

(74) Representative: Herrmann, Daniel 
Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22
80336 München
80336 München (DE)

   


(54) OPTICAL PHASED ARRAY WITH LINEARLY SCALABLE PHASE SHIFTERS FOR 2D BEAM STEERING