Big Dipper positioning-based dual-mode communication operation and maintenance system

By integrating strong and weak current interfaces, power management, dual-mode MCU chips, and signal processing modules, the dual-mode communication operation and maintenance system based on BeiDou positioning solves the problems of time-consuming, labor-intensive, and inaccurate operation and maintenance methods for low-voltage distribution areas. It achieves high-precision positioning and efficient communication, improves operation and maintenance efficiency, and reduces the difficulty of transformation.

CN121966599APending Publication Date: 2026-05-01ZHUHAI ZHONGHUI MICROELECTRONICS
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Patent Information

Application Number
CN202610252841.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-03-03
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Existing low-voltage distribution area maintenance methods are time-consuming and labor-intensive, have poor accuracy, affect users' power experience, pose safety hazards, and rely on overseas positioning systems, making it difficult to achieve high-precision positioning and efficient communication.

Method used

The system adopts a dual-mode communication operation and maintenance system based on BeiDou positioning, which integrates a strong and weak current interface module, a power management module, a dual-mode MCU chip, a signal processing module, and a BeiDou positioning module. It realizes real-time acquisition and transmission of meter location information and electricity consumption data. By combining power line carrier and wireless radio frequency communication, it automatically switches communication modes to improve positioning accuracy and communication efficiency.

Benefits of technology

It enables real-time collection and transmission of meter location information and electricity consumption data, improving the efficiency of equipment asset management, fault diagnosis and operation and maintenance, reducing the workload of operation and maintenance personnel, and is applicable to different types of low-voltage distribution areas, reducing the difficulty and cost of transformation.

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Abstract

The invention discloses a dual-mode communication operation and maintenance system based on Beidou positioning, and relates to the field of power system operation and maintenance, and the system comprises a strong and weak current interface module, a power management module, a dual-mode MCU chip, a signal processing module and a Beidou positioning module. The strong and weak current interface module is used for realizing energy interaction and information interaction between the dual-mode communication operation and maintenance system and an external environment; the power management module is used for providing stable power; the dual-mode MCU chip is used for controlling dual-mode switching and data transmission of power line carrier communication and wireless radio frequency communication and processing positioning information uploaded by the Beidou positioning module; the signal processing module is used for performing transmitting amplification, receiving filtering, matched filtering and transmitting-receiving switching on the power line carrier signal and the radio frequency signal; the Beidou positioning module is used for receiving Beidou satellite positioning information and sending the positioning information to the dual-mode MCU chip. The technical problems of time and labor consumption, poor accuracy, dependence on an overseas positioning system and the like of a low-voltage transformer area operation and maintenance method are solved.
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