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Regulating and control device for intelligent vehicle terminal indicator light

A vehicle-mounted terminal and control device technology, applied in the field of mobile communications, can solve the problems of not being able to clearly display charged signals, affecting the power supply status of intelligent vehicle-mounted terminals, and low flashing brightness of flash components, achieving low cost, easy implementation, and components little effect

Inactive Publication Date: 2016-04-27
夏树伟
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The power supply voltage of the battery in the existing smart vehicle terminal is low, the current passing through the flash unit is small, the flashing brightness of the flash unit is low, and the charged signal cannot be clearly displayed, which will affect the correct judgment of the power supply status of the smart vehicle terminal

Method used

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  • Regulating and control device for intelligent vehicle terminal indicator light

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] Such as figure 1 As shown, the control device for the indicator light of the intelligent vehicle terminal includes a first diode D1 and a charge-discharge oscillator connected to the negative pole of the first diode D1, wherein the charge-discharge oscillator includes a first capacitor C1 and a voltage-type trigger circuit The voltage-type trigger circuit is connected in series with a flash component and then connected in parallel with the first capacitor C1. The flash assembly of this embodiment includes a first resistor R1, a third capacitor C3, a light emitting diode LED1, a liquid crystal display LCD and a voltage regulator tube DW1 connected in reverse. C3 is connected in series to form a parallel series branch, and the light emitting diode LED1 and the reversed voltage regulator DW1 are connected in parallel with the parallel series branch formed by the first resistor R1, the third capacitor C3 and the liquid crystal display LCD.

Embodiment 2

[0015] This embodiment makes the following further limitations on the basis of Embodiment 1: the voltage-type trigger circuit of this embodiment includes a second capacitor C2, a one-way thyristor SCR, and a reversely connected second diode D2. After the capacitor C2 is connected in parallel with the reversely connected second diode D2, it is then connected in parallel to the input pin and the control pin of the one-way thyristor SCR.

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Abstract

The invention discloses a regulating and control device for an intelligent vehicle terminal indicator light. The regulating and control device comprises a first diode and a charge-discharge oscillator, wherein the charge-discharge oscillator is connected with a cathode of the first diode and comprises a first capacitor and a voltage type trigger circuit; the voltage type trigger circuit is connected with a flashing component in series and then connected with the first capacitor in parallel; the flashing component comprises a first resistor, a third capacitor, a light-emitting diode, a liquid crystal display screen and a reverse voltage-regulator tube; the first resistor is connected with the liquid crystal display screen in parallel and then is connected with a third capacitor in series to form a parallel-serial branch; and the light-emitting diode and the reverse voltage-regulator tube are connected with the parallel-serial branch formed by the first resistor, the third capacitor and the liquid crystal display screen in parallel. The regulating and control device is simple in overall structure, few in used components, convenient to achieve and low in cost, and is capable of strengthening the flashing brightness when applied, so that the power supply state of an intelligent vehicle terminal can be correctly indicated.

Description

technical field [0001] The invention relates to mobile communication technology, in particular to a control device for an indicator light of an intelligent vehicle terminal. Background technique [0002] The intelligent vehicle terminal is installed on the vehicle, collects and stores various information of the vehicle, connects with other equipment in the vehicle through the CAN bus, and has the functions of GPS positioning and GPRS wireless data transmission. Smart vehicle terminals play a very important role in regulating the behavior of drivers, the management of vehicle operating companies, the safety of personnel and vehicles, and improving service quality. [0003] As an electronic device, the smart vehicle terminal is equipped with a battery and a flash assembly with an indicator light, wherein the battery supplies power to the smart vehicle terminal, and the flash assembly is used to display the charged state of the smart vehicle terminal. The power supply voltage ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B37/02
CPCY02B20/40
Inventor 夏树伟
Owner 夏树伟