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Buffer Addressing for a Convolutional Neural Network

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Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published Application EP4030302A1 for Imagination Technologies Limited on March 25, 2026. The patent covers buffer addressing methods and apparatus for convolutional neural networks (CNN), with inventors Colin McQuillan, Daniel Barnard, and Clifford Gibson. The invention relates to memory addressing techniques in neural network hardware implementations.

What changed

EPO granted European Patent Application EP4030302A1 to Imagination Technologies Limited for methods and systems of buffer addressing in convolutional neural networks. The patent addresses IPC classifications G06F 12/02 (memory allocation), G06N 3/063 (neural networks), and G06N 3/0464 (CNN architectures). The designated states cover most EU member states plus other EPC contracting states.

This patent publication does not impose regulatory obligations or compliance requirements on technology companies or other entities. Technology firms developing CNN hardware or AI accelerators should review the claims to assess potential patent infringement considerations. No immediate action is required, though patent monitoring may be advisable for companies in the AI hardware space.

Source document (simplified)

← EPO Patent Bulletin

BUFFER ADDRESSING FOR A CONVOLUTIONAL NEURAL NETWORK

Publication EP4030302A1 Kind: A1 Mar 25, 2026

Applicants

Imagination Technologies Limited

Inventors

MCQUILLAN, Colin, BARNARD, Daniel, GIBSON, Clifford

IPC Classifications

G06F 12/02 20060101AFI20251112BHEP G06N 3/063 20060101ALI20251112BHEP G06N 3/0464 20230101ALI20251112BHEP G06F 12/06 20060101ALI20251112BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, 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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Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP4030302A1

Who this affects

Applies to
Technology companies Investors
Industry sector
5112 Software & Technology
Geographic scope
European Union EU

Taxonomy

Primary area
Artificial Intelligence
Operational domain
Legal
Topics
Intellectual Property Data Privacy

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