A hardware security protection chip based on radio frequency resonance field isolation and a protection method

By using a hardware security protection chip with radio frequency resonant field isolation and dynamic encryption, the problems of anti-attack capability and key security of hardware security chips in complex electromagnetic environments are solved. It achieves efficient electromagnetic isolation, dynamic key update and gradient current limiting, and improves the stability and integration of the system.

CN122394784APending Publication Date: 2026-07-14胡志红
View PDF 0 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
胡志红
Filing Date
2026-04-25
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

Existing hardware security chips have weak resistance to electromagnetic attacks, low key security, rigid traffic protection strategies, poor coordination between modules, and low system integration in IoT terminals, industrial control, and security equipment, resulting in weak overall protection capabilities and high costs.

Method used

A hardware security protection chip based on radio frequency resonant field is adopted, including radio frequency resonant isolation unit, dynamic encryption unit, flow monitoring unit and voltage regulation power supply unit. Stable radio frequency signal is generated through LC resonant network for physical layer isolation, and key is dynamically updated to achieve gradient current limiting and hierarchical protection.

Benefits of technology

It effectively suppresses electromagnetic attacks, enhances key security, avoids business interruptions, reduces costs, and improves system stability and integration.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The application discloses a kind of hardware security protection chip and protection method based on radio frequency resonance field isolation, belong to hardware security technical field.Chip includes main control unit, radio frequency resonance isolation unit, dynamic encryption unit, flow monitoring unit, voltage stabilizing power supply unit and communication interface unit.Radio frequency resonance isolation unit is through LC resonance network to build closed loop constraint radio frequency resonance field, forms physical layer electromagnetic isolation barrier, inhibits external electromagnetic invasion and internal side channel signal leakage.Dynamic encryption unit generates dynamic session key with resonance synchronous timing as hardware real random source, and guarantees communication continuity by synchronous check module.Gradient flow limiting strategy is used in flow monitoring unit with hierarchical threshold, to avoid abnormal network interruption.The application integrates physical layer resonance isolation, hardware random dynamic encryption and intelligent flow protection, solves the problems of weak electromagnetic attack resistance, key vulnerability, single protection strategy and poor system stability of traditional security chip, and is suitable for high security demand scenarios such as Internet of Things, industrial control and intelligent meter.
Need to check novelty before this filing date? Find Prior Art