InterDigital Patent for Device-to-Device Security and Privacy in Wireless Networks
Summary
The European Patent Office published patent EP4104477A1 for InterDigital Patent Holdings, Inc., covering security and privacy mechanisms for direct device-to-device wireless communications. The patent, filed by inventors Perras, Brusilovsky, Shi, Ahmad, and Ferdi, addresses authentication, access control, and privacy protection in D2D network scenarios including vehicle-to-vehicle and IoT communications. The patent is effective across all 44 designated EPC contracting states including Germany, France, the UK, and other EU member states.
What changed
EPO published patent EP4104477A1 for InterDigital Patent Holdings, Inc., titled 'Security and Privacy Support for Direct Wireless Communications.' The invention covers methods and apparatus for enabling secure device-to-device (D2D) communication, including authentication mechanisms, access control frameworks, and privacy-preserving techniques for direct wireless connections in scenarios such as vehicle-to-vehicle (V2V) communication, Internet of Things (IoT) device interaction, and location-based services. The patent addresses IPC classifications H04W 12/06, H04W 4/40, H04W 4/70, and related security protocols.
This patent publication represents an intellectual property filing and does not impose compliance obligations on third parties. Technology companies developing D2D communication products, V2X systems, or IoT devices may wish to review this patent to assess potential licensing requirements or freedom-to-operate considerations. No action is required for regulatory compliance purposes.
Source document (simplified)
SECURITY AND PRIVACY SUPPORT FOR DIRECT WIRELESS COMMUNICATIONS
Publication EP4104477A1 Kind: A1 Mar 25, 2026
Applicants
InterDigital Patent Holdings, Inc.
Inventors
PERRAS, Michelle, BRUSILOVSKY, Alec, SHI, Xiaoyan, AHMAD, Saad, FERDI, Samir
IPC Classifications
H04W 12/06 20210101AFI20260218BHEP H04W 4/40 20180101ALI20260218BHEP H04L 61/4511 20220101ALI20260218BHEP H04L 61/5014 20220101ALI20260218BHEP H04W 4/02 20180101ALI20260218BHEP H04W 4/70 20180101ALI20260218BHEP H04W 12/08 20210101ALI20260218BHEP
Designated 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
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