(19)
(11) EP 4 824 900 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 24904777.0

(22) Date of filing: 11.12.2024
(51) International Patent Classification (IPC): 
H01Q 1/36(2006.01)
H01Q 1/12(2006.01)
(52) Cooperative Patent Classification (CPC):
H01Q 1/2233; H01Q 11/08; G01F 15/063
(86) International application number:
PCT/US2024/059494
(87) International publication number:
WO 2025/128651 (19.06.2025 Gazette 2025/25)
(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: 11.12.2023 US 202318535626

(71) Applicant: HONEYWELL INTERNATIONAL INC.
Charlotte, NC 28202 (US)

(72) Inventors:
  • BEZAWADA, Murali Krishna
    Charlotte, North Carolina 28202 (US)
  • CHINNAM, Manasa
    Charlotte, North Carolina 28202 (US)
  • GANGWAL, Piyush Uday
    Charlotte, North Carolina 28202 (US)
  • OSBORNE, Steven
    Charlotte, North Carolina 28202 (US)

(74) Representative: Haseltine Lake Kempner LLP 
Cheapside House 138 Cheapside
London EC2V 6BJ
London EC2V 6BJ (GB)

   


(54) COMPACT HELICAL ANTENNA WITH PLASTIC SUPPORT FOR LOW FREQUENCY RF COMMUNICATION