Battery current detection circuit for communication

A technology for detecting circuit and battery current, applied in battery circuit devices, measuring current/voltage, circuits, etc., can solve the problems of low charging and discharging efficiency, hidden dangers of circuit safety, incompatibility of current acquisition devices, etc. simple structure

Pending Publication Date: 2019-10-18
武汉洲际电讯科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

If the charging and discharging current of the battery is too large, it will easily cause potential safety hazards in the circuit. If the charging and discharging current of the battery is too small, the charging and discharging efficiency will be low.
Most of the battery charge and discharge current detection circuits in the prior art are relatively complicated, and

Method used

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  • Battery current detection circuit for communication
  • Battery current detection circuit for communication
  • Battery current detection circuit for communication

Examples

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Embodiment Construction

[0024] The principles and features of the present invention are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the present invention, and are not intended to limit the scope of the present invention.

[0025] Such as figure 1 As shown, a battery current detection circuit for communication includes a current sampling circuit, a differential amplifier circuit, a compatible conversion circuit, an output shaping circuit and a central processing unit, and the output terminals of the current sampling circuit are connected to the input terminals of the differential amplifier circuit respectively. terminal is electrically connected to one input terminal of the compatible conversion circuit, the output terminal of the differential amplifier circuit is electrically connected to the other input terminal of the compatible conversion circuit, and the output terminal of the compatible conversion circuit is connected to the input...

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PUM

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Abstract

The invention relates to a battery current detection circuit for communication. The battery current detection circuit comprises a current sampling circuit, a differential amplification circuit, a compatible conversion circuit, an output shaping circuit and a central processing unit. An output end of the current sampling circuit is electrically connected with an input end of the compatible conversion circuit and an input end of the compatible conversion circuit; the output end of the differential amplification circuit is electrically connected with the other input end of the compatible conversion circuit; the output end of the compatible conversion circuit is electrically connected with the input end of the output shaping circuit; and the output end of the output shaping circuit is electrically connected with the input end of the central processing unit. According to the battery current detection circuit for the communication provided by the invention, different sampling devices are compatible, the output shaping circuit can detect charge and discharge states of a battery in real time, a circuit structure is simple, and detection precision is relatively high.

Description

technical field [0001] The invention relates to the technical field of electronic circuits, in particular to a battery current detection circuit for communication. Background technique [0002] The battery is a very important and necessary component in the communication power system, and plays an important role in the stable and reliable operation of the power system. Communication battery management is a key task, which is related to the normal operation of the entire communication power system. Among them, the battery charge and discharge current detection work is an important part of battery management, and it is common in communication power monitoring equipment. If the charging and discharging current of the battery is too large, it will easily cause potential safety hazards in the circuit, and if the charging and discharging current of the battery is too small, the charging and discharging efficiency will be low. Most of the battery charge and discharge current detec...

Claims

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Application Information

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IPC IPC(8): G01R31/385G01R19/00H01M10/42H03M1/12
CPCG01R19/0092G01R31/385H01M10/4257H01M2010/4271H03M1/1245Y02E60/10
Inventor 刘新华
Owner 武汉洲际电讯科技股份有限公司
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