(19)
(11) EP 4 771 875 A1

(12)

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24712711.1

(22) Date of filing: 26.02.2024
(51) International Patent Classification (IPC): 
H04R 1/30(2006.01)
H04R 1/40(2006.01)
(52) Cooperative Patent Classification (CPC):
H04R 1/30; H04R 1/403; H04R 2201/401
(86) International application number:
PCT/US2024/017337
(87) International publication number:
WO 2025/048888 (06.03.2025 Gazette 2025/10)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 29.08.2023 WO PCT/CN2023/115524

(71) Applicant: Harman International Industries, Incorporated
Stamford, CT 06901 (US)

(72) Inventors:
  • LU, Guochao
    Shenzhen City, Guangdong (CN)
  • JIANG, Jayce
    Shenzhen City, Guangdong (CN)
  • JIANG, Eve
    Shenzhen City, Guangdong (CN)

(74) Representative: Westphal, Mussgnug & Partner, Patentanwälte mbB 
Werinherstraße 79
81541 München
81541 München (DE)

   


(54) SYSTEMS FOR LOUDSPEAKER