(19)
(11) EP 4 337 988 A1

(12)

(43) Date of publication:
20.03.2024 Bulletin 2024/12

(21) Application number: 22808338.2

(22) Date of filing: 12.05.2022
(51) International Patent Classification (IPC): 
G01S 17/32(2020.01)
G01S 17/08(2006.01)
G01S 17/34(2020.01)
G01S 17/42(2006.01)
(52) Cooperative Patent Classification (CPC):
G01S 17/34; G01S 7/4911; G01S 7/497; G01S 17/58
(86) International application number:
PCT/US2022/028968
(87) International publication number:
WO 2022/241102 (17.11.2022 Gazette 2022/46)
(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: 12.05.2021 US 202117318223
12.05.2021 US 202117318441
12.05.2021 US 202117318535
12.05.2021 US 202117318624
12.05.2021 US 202117318768

(71) Applicant: Velodyne Lidar USA, Inc.
San Jose, CA 95138 (US)

(72) Inventors:
  • KHATANA, Sunil
    San Jose, California 95138 (US)
  • BANAS, Tyler
    San Jose, California 95138 (US)

(74) Representative: Carpmaels & Ransford LLP 
One Southampton Row
London WC1B 5HA
London WC1B 5HA (GB)

   


(54) LINEARIZATION OF CHIRP IN COHERENT LIDAR SYSTEMS