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InterDigital Patent for Device-to-Device Security and Privacy in Wireless Networks

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Published March 25th, 2026
Detected April 2nd, 2026
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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)

← EPO Patent Bulletin

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

View original document →

Named provisions

Security and Privacy Support for Direct Wireless Communications

Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
EP4104477A1

Who this affects

Applies to
Technology companies Manufacturers
Industry sector
3341 Computer & Electronics Manufacturing 4811 Air Transportation 5170 Telecommunications
Activity scope
Patent Grant Intellectual Property Registration
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Telecommunications Cybersecurity

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