Extensible multi-physiological signal acquisition interface system

The scalable multi-physiological signal acquisition interface system solves the problems of closed interfaces, low compatibility, insufficient hot-swapping, and severe electromagnetic interference in existing systems, and achieves stable and accurate acquisition of physiological signals and flexible system expansion, thereby improving the adaptability and reliability of the equipment.

CN122123666APending Publication Date: 2026-06-02BEIJING XIAOYUE ZHILIAN TECH CO LTD +1
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Patent Information

Application Number
CN202610321849.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-03-17
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

Existing physiological signal acquisition systems have many limitations in terms of interface design and anti-interference capabilities, including closed hardware architecture that cannot be expanded, lack of standardization leading to low compatibility, lack of support for hot-swapping and easy damage, severe electromagnetic interference, and a contradiction between system integration and portability.

Method used

It adopts a scalable multi-physiological signal acquisition interface system, including a main control and communication base, multiple hot-swappable modular sensor acquisition cards, and a hardware-level isolation and anti-interference subsystem. It provides a unified mechanical and electrical interface standard, realizes plug-and-play and flexible expansion, and cuts off interference paths through power isolation and signal isolation.

Benefits of technology

It enables plug-and-play and flexible expansion of various physiological signal modules, ensuring signal stability and accuracy in high-interference environments, improving system adaptability, ease of operation and maintenance efficiency, and enhancing system integration and reliability.

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Abstract

The invention provides an extensible multi-physiological-signal acquisition interface system, and the system comprises a main control and communication pedestal which is used for providing system main control, power management and external communication functions, and is provided with a plurality of extension interface sockets; the plurality of hot-pluggable modular sensor acquisition cards are connected with the master control and communication base through the expansion interface socket, and each modular sensor acquisition card is used for acquiring one or more types of physiological signals; the hardware-level isolation and anti-interference subsystem is used for providing power supply isolation and signal isolation; and the hot plug detection and power management module is used for monitoring the plug state of the expansion interface socket in real time and controlling the safe power-on and power-off of the acquisition card power supply. According to the technical scheme, plug-and-play and flexible expansion of various physiological signal acquisition modules are realized, and the stability and the accuracy of signal acquisition in a high-interference environment are guaranteed.
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