信号处理电路、芯片及电子设备

By employing a compensation module and a common-mode feedback circuit in the signal processing circuit, the problem of excessive power consumption in traditional operational amplifiers when improving performance is solved, achieving high gain and high bandwidth stability and low power consumption, making it suitable for integrated circuits in complex environments.

CN224521026UActive Publication Date: 2026-07-17BEIJING X RING TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BEIJING X RING TECHNOLOGY CO LTD
Filing Date
2025-05-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional operational amplifiers often sacrifice power consumption to improve performance, making it impossible to achieve high gain and high bandwidth while maintaining stability and low power consumption.

Method used

The compensation module in the signal processing circuit consists of at least one compensation circuit, each compensation circuit corresponding to a second gain circuit. It retains feedforward compensation while abandoning Miller compensation. The signal processing circuit is optimized through a fully differential structure and a common-mode feedback circuit to achieve high gain and high bandwidth.

Benefits of technology

While maintaining stability and low power consumption, it achieves high gain and high bandwidth, making it suitable for complex environments and reducing overall power consumption.

✦ Generated by Eureka AI based on patent content.

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Abstract

本公开涉及一种信号处理电路、芯片及电子设备,信号处理电路包括增益模块以及补偿模块,增益模块包括第一增益电路和至少一个第二增益电路,第一增益电路的输入端用于接收待处理信号,至少一个第二增益电路与第一增益电路的输出端连接,且至少一个第二增益电路为多个时,多个第二增益电路之间依次连接,补偿模块由至少一个补偿电路组成,每个补偿电路对应一个第二增益电路,补偿电路的一端与第一增益电路的输入端连接,补偿电路的另一端与该补偿电路对应的第二增益电路的输出端连接。该信号处理电路可以在保持稳定性和低功耗的同时,实现高增益和高带宽。
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