WO2019095302A1 - Positioning tag powered by indoor light energy - Google Patents

Positioning tag powered by indoor light energy Download PDF

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Publication number
WO2019095302A1
WO2019095302A1 PCT/CN2017/111706 CN2017111706W WO2019095302A1 WO 2019095302 A1 WO2019095302 A1 WO 2019095302A1 CN 2017111706 W CN2017111706 W CN 2017111706W WO 2019095302 A1 WO2019095302 A1 WO 2019095302A1
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WIPO (PCT)
Prior art keywords
voltage
tag
solar cell
positioning tag
light energy
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PCT/CN2017/111706
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French (fr)
Chinese (zh)
Inventor
曹世华
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苏州点格信息科技有限公司
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Priority to PCT/CN2017/111706 priority Critical patent/WO2019095302A1/en
Publication of WO2019095302A1 publication Critical patent/WO2019095302A1/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier

Definitions

  • the present invention relates to the field of indoor positioning tags, and more particularly to a positioning tag for indoor light energy supply.
  • the present invention aims to provide a positioning tag for indoor light energy supply, which can solve the problem that the existing indoor positioning tag battery has a limited life and needs to be replaced in time to avoid energy saving and environmental protection.
  • a positioning tag for indoor light energy supply comprising: a solar cell, a DC voltage conversion control circuit and a positioning tag, wherein the solar cell is connected to the DC voltage control circuit, the DC voltage conversion control circuit and the positioning a tag connection, the DC voltage control circuit converts the electrical energy collected by the solar cell into a control signal voltage and a base voltage, the control signal The voltage of the number provides a desired voltage for transmitting the radio frequency signal to the positioning tag, and the base voltage provides a voltage required for the positioning tag to operate normally.
  • the solar cell sheet is a polycrystalline cell sheet
  • the solar cell sheet includes a first solar cell sheet and a second solar cell sheet
  • the first solar cell sheet includes a first pin
  • the battery chip includes a fourth pin
  • the DC voltage control circuit includes a first voltage input end and a second voltage input end
  • the first pin is connected to the first voltage input end
  • the fourth pin is connected to The second voltage input is connected.
  • first solar cell sheet and the second solar cell sheet are respectively mounted on an outer surface of the positioning label, and the positioning label is sandwiched between the first solar cell sheet and the second solar cell sheet.
  • first solar cell sheet further includes a second pin
  • second solar cell chip further includes a third pin
  • the second pin and the third pin are connected in series.
  • the DC voltage control circuit further includes a first output voltage terminal, a second output voltage terminal, and a tag operation control signal end
  • the positioning tag includes a first tag input voltage terminal, a second tag input voltage terminal, and an input control And a voltage output end, the first output voltage end is connected to the first tag input voltage end, and the second output voltage end is connected to the second tag input voltage end.
  • the DC voltage control circuit further includes a tag operation control signal end, and the tag operation control signal end is connected to the input control voltage terminal. If the input voltage range is 0.8V-6V, the first output voltage end And the output voltage of the second output voltage terminal is kept at 3.0V, and the tag operation control signal terminal outputs a control voltage of 0V-5V.
  • the positioning tag can periodically transmit the radio frequency number.
  • the positioning tag is a single chip radio frequency chip.
  • the present invention has the beneficial effects that the indoor light energy-powered positioning tag of the present invention collects indoor natural light through the solar cell sheet, converts the light energy into electric energy, and supplies power to the positioning tag through the DC voltage conversion circuit. So that the positioning tag no longer needs battery power, the life expectancy It is permanent.
  • indoor light energy to make full use of light energy avoids environmental pollution caused by battery disposal.
  • two solar cells are used, which are respectively mounted on the positioning label, two pieces. The solar cells are directly connected to maximize the light in the indoor environment and make full use of the light energy.
  • FIG. 1 is a block diagram showing the structure connection of a positioning tag for indoor light energy supply according to the present invention
  • FIG. 2 is a schematic structural diagram of a solar cell sheet and a positioning tag of an indoor light energy-powered positioning tag according to the present invention
  • FIG. 3 is a circuit diagram of a DC voltage conversion control circuit of a positioning tag for indoor light energy supply according to the present invention
  • FIG. 4 is a schematic structural diagram of a positioning tag of an indoor power supply positioning tag according to the present invention.
  • an indoor light energy-powered positioning tag 1 includes a solar cell, a DC voltage conversion control circuit, and a positioning tag 1.
  • the solar cell is a polycrystalline cell, and the solar cell includes a first solar cell.
  • the battery chip 2 and the second solar cell sheet 3, the first solar cell sheet 2 and the second solar cell sheet 3 are respectively connected to a DC voltage control circuit, and the first solar cell sheet 2 and the second solar cell sheet 3 are respectively mounted on the positioning label 1 outer surface, specifically the first solar cell sheet 2 and the second solar cell sheet 3 are respectively mounted on the front outer surface and the reverse outer surface of the positioning label 1, and the positioning label 1 is clamped on the first solar cell sheet 2 and the second solar energy
  • the DC voltage conversion control circuit is connected to the positioning tag 1;
  • the first solar cell sheet 2 includes a first pin 21 and a second pin 22, and the second solar cell sheet 3
  • the third pin 31 and the fourth pin 32 are included;
  • the DC voltage conversion control circuit includes: a first voltage input terminal 41, a second voltage input terminal
  • the first output voltage terminal 44 is connected to the first tag input voltage terminal 11, the second output voltage terminal 46 is connected to the second tag input voltage terminal 13, and the tag operation control signal terminal 43 is connected to the input control voltage terminal 12, and the solar cell collection indoor is connected.
  • the light energy is converted into electric energy
  • the DC voltage control circuit converts the electric energy collected by the solar cell into a control signal voltage and a base voltage, and the control signal voltage supplies a required voltage for the positioning tag 1 to transmit the radio frequency signal, and the basic voltage provides the positioning.
  • the control signal voltage is a pulse voltage, which is input to the input control voltage terminal 12 by the tag operation control signal terminal 43 in the DC voltage conversion control circuit, and the positioning tag 1 transmits the radio frequency signal through the antenna 14 according to the control signal voltage.
  • the function of the DC voltage storage terminal 45 capacitor C1 is a super capacitor, the capacity is generally between 0.5F ⁇ 1F.
  • the supercapacitor can store 2.25 to 4.5 joules of energy from 0V to 3V.
  • the inverted triangle symbol of the first voltage input terminal 41 and the second voltage input terminal 42 in the figure is the negative pole of the power source (or power ground), that is, grounded, and the inverted triangle end in FIGS. 2 and 3 is connected to a common terminal. If the input voltage range is 0.8V-6V, the output voltages of the first output voltage terminal 44 and the second output voltage terminal 46 remain unchanged at 3.0V, and the tag operation control signal terminal 43 outputs a control voltage of 0V-5V.
  • the positioning tag 1 shown in FIG. 4 is a single chip radio frequency chip CC2250. If the input voltage between the first tag input voltage terminal 11 and the second tag input voltage terminal 13 is 1.8V-3.3V, the positioning tag 1 can periodically transmit radio frequency.
  • the antenna 14 is used to transmit a radio frequency signal.
  • the specific parameters of the chip can be: the transmission frequency is 2.4Ghz, the transmission period is automatically adjusted according to the control voltage of the input control voltage terminal 12, 0V corresponds to stop transmission, 1V corresponds to 10 seconds, 2V corresponds to 5 seconds, 3V corresponds to 3 seconds, 4V corresponds to 2 seconds 5V corresponds to 1 second, the transmission power is 0dBm, and the data rate is 256kbps.
  • the solar cell collects indoor light energy, and converts the indoor light energy into electric energy, and the solar cell sends the electric energy to the DC voltage conversion control circuit, and the DC voltage control circuit converts the electric energy into a voltage capable of operating the positioning tag 1 and
  • the positioning tag 1 can be sent to the positioning tag 1.
  • the positioning tag 1 transmits the radio frequency signal through the antenna 14, and the user can receive the radio frequency signal according to the radio frequency signal receiving end and find the positioning tag 1.
  • the indoor light energy-powered positioning tag of the invention collects indoor natural light through the solar cell sheet, converts the light energy into electric energy, and supplies power to the positioning tag through the DC voltage conversion circuit, so that the positioning tag no longer needs battery power supply, and the service life is almost Permanently, the use of indoor light energy to make full use of light energy avoids the environmental pollution caused by battery disposal; in the present invention, two solar cells are respectively mounted on the positioning label, two solar cells The films are directly connected to maximize the light in the indoor environment and make full use of the light energy.

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Photovoltaic Devices (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

A positioning tag powered by indoor light energy, comprising: a solar cell, a direct current voltage conversion control circuit and a positioning tag, the solar cell being connected to a direct current voltage conversion control circuit, the direct current voltage conversion control circuit being connected to the positioning tag, the direct current voltage conversion control circuit converting the electric energy acquired by the solar cell into a control signal voltage and a base voltage, the control signal voltage providing a required voltage for the positioning tag to send a radio frequency signal, and the base voltage providing a required voltage for internal operation of the positioning tag. The positioning tag powered by the indoor light energy acquires natural light indoors by means of the solar cell, and converts the light energy into electric energy, so as to supply power for the positioning tag by means of the direct current voltage conversion control circuit, so that the positioning tag no longer needs to be powered by the battery, the lifetime is almost permanent; supplying power by means of the indoor light energy not only makes full use of the light energy, but also avoids environmental contamination caused by battery wastage.

Description

一种室内光能供电的定位标签Positioning label for indoor light energy supply 技术领域Technical field
本发明涉及室内定位标签领域，尤其涉及一种室内光能供电的定位标签。The present invention relates to the field of indoor positioning tags, and more particularly to a positioning tag for indoor light energy supply.
背景技术Background technique
随着人们生活水平的提高，人们居住的房屋内的物品也越来越多，通常想找所需物品通常需要花费很长时间，因此室内定位的需求也就随着人们实际遇到的问题而增加，因此室内定位技术和室内定位标签发展迅速，特别是室内定位标签得到了蓬勃的发展，但是目前绝大多数室内定位标签都是采用有源RFID或蓝牙电子标签，都需要电池供电，电池的寿命有限，通常只有6个月～3年(根据信号发射周期和电池容量而定)。所以后期标签的管理维护和更换电池工作量很大，而且电池也污染环境。因此现有的室内定位标签电池寿命有限，需要及时更换不利于节能环保。With the improvement of people's living standards, there are more and more items in the houses where people live. Usually, it usually takes a long time to find the required items, so the demand for indoor positioning is also related to the problems people actually encounter. Increased, so indoor positioning technology and indoor positioning tags are developing rapidly, especially indoor positioning tags have been vigorously developed, but most indoor positioning tags are currently using active RFID or Bluetooth electronic tags, all need battery power, battery Life expectancy is limited, usually only 6 months to 3 years (depending on signal emission period and battery capacity). Therefore, the management and maintenance of the late label and the replacement of the battery are very labor intensive, and the battery also pollutes the environment. Therefore, the existing indoor positioning label battery has a limited life, and timely replacement is not conducive to energy conservation and environmental protection.
发明内容Summary of the invention
为了克服现有技术的不足，本发明的目的在于提供一种室内光能供电的定位标签，其能解决现有的室内定位标签电池寿命有限，需要及时更换不利于节能环保的问题。In order to overcome the deficiencies of the prior art, the present invention aims to provide a positioning tag for indoor light energy supply, which can solve the problem that the existing indoor positioning tag battery has a limited life and needs to be replaced in time to avoid energy saving and environmental protection.
本发明的目的采用以下技术方案实现：The object of the invention is achieved by the following technical solutions:
一种室内光能供电的定位标签，包括：太阳能电池片、直流电压转换控制电路以及定位标签，所述太阳能电池片与所述直流电压控制电路连接，所述直流电压转换控制电路与所述定位标签连接，所述直流电压控制电路将所述太阳能电池片采集到的电能转换为控制信号电压和基础电压，所述控制信 号电压为所述定位标签发送射频信号提供所需电压，所述基础电压提供所述定位标签正常工作所需电压。A positioning tag for indoor light energy supply, comprising: a solar cell, a DC voltage conversion control circuit and a positioning tag, wherein the solar cell is connected to the DC voltage control circuit, the DC voltage conversion control circuit and the positioning a tag connection, the DC voltage control circuit converts the electrical energy collected by the solar cell into a control signal voltage and a base voltage, the control signal The voltage of the number provides a desired voltage for transmitting the radio frequency signal to the positioning tag, and the base voltage provides a voltage required for the positioning tag to operate normally.
进一步地，所述太阳能电池片为多晶电池片，所述太阳能电池片包括第一太阳能电池片和第二太阳能电池片，所述第一太阳能电池片包括第一引脚，所述第二太阳能电池片包括第四引脚，所述直流电压控制电路包括第一电压输入端和第二电压输入端，所述第一引脚与所述第一电压输入端连接，所述第四引脚与所述第二电压输入端连接。Further, the solar cell sheet is a polycrystalline cell sheet, the solar cell sheet includes a first solar cell sheet and a second solar cell sheet, the first solar cell sheet includes a first pin, and the second solar energy The battery chip includes a fourth pin, the DC voltage control circuit includes a first voltage input end and a second voltage input end, the first pin is connected to the first voltage input end, and the fourth pin is connected to The second voltage input is connected.
进一步地，所述第一太阳能电池片和所述第二太阳能电池片分别安装于所述定位标签外表面，所述定位标签夹持在所述第一太阳能电池片和第二太阳能电池片之间。Further, the first solar cell sheet and the second solar cell sheet are respectively mounted on an outer surface of the positioning label, and the positioning label is sandwiched between the first solar cell sheet and the second solar cell sheet. .
进一步地，所述第一太阳能电池片还包括第二引脚，所述第二太阳能电池片还包括第三引脚，所述第二引脚和所述第三引脚串联连接。Further, the first solar cell sheet further includes a second pin, the second solar cell chip further includes a third pin, and the second pin and the third pin are connected in series.
进一步地，所述直流电压控制电路还包括第一输出电压端、第二输出电压端以及标签工作控制信号端，所述定位标签包括第一标签输入电压端、第二标签输入电压端以及输入控制电压端，所述第一输出电压端与所述第一标签输入电压端，所述第二输出电压端与所述第二标签输入电压端连接。Further, the DC voltage control circuit further includes a first output voltage terminal, a second output voltage terminal, and a tag operation control signal end, the positioning tag includes a first tag input voltage terminal, a second tag input voltage terminal, and an input control And a voltage output end, the first output voltage end is connected to the first tag input voltage end, and the second output voltage end is connected to the second tag input voltage end.
进一步地，所述直流电压控制电路还包括标签工作控制信号端，所述标签工作控制信号端与所述输入控制电压端连接，若输入电压范围为0.8V-6V，所述第一输出电压端和所述第二输出电压端的输出电压保持为3.0V不变，则所述标签工作控制信号端输出0V-5V的控制电压。Further, the DC voltage control circuit further includes a tag operation control signal end, and the tag operation control signal end is connected to the input control voltage terminal. If the input voltage range is 0.8V-6V, the first output voltage end And the output voltage of the second output voltage terminal is kept at 3.0V, and the tag operation control signal terminal outputs a control voltage of 0V-5V.
进一步地，若所述第一标签输入电压端和第二标签输入电压端之间输入电压为1.8V-3.3V，则所述定位标签能够定期发射射频号。Further, if the input voltage between the first tag input voltage terminal and the second tag input voltage terminal is 1.8V-3.3V, the positioning tag can periodically transmit the radio frequency number.
进一步地，所述定位标签为单片机射频芯片。Further, the positioning tag is a single chip radio frequency chip.
相比现有技术，本发明的有益效果在于：本发明的一种室内光能供电的定位标签，通过太阳能电池片采集室内自然光，将光能转化为电能通过直流电压转换电路为定位标签进行供电，使定位标签不再需要电池供电，寿命几 乎是永久的，利用室内光能供电即充分利用了光能又避免了因电池废弃所带来的对环境的污染；本发明中采用两片太阳能电池片，分别安装在定位标签上，两片太阳能电池片直接相连，最大限度的采集室内环境中的光线，充分利用光能。Compared with the prior art, the present invention has the beneficial effects that the indoor light energy-powered positioning tag of the present invention collects indoor natural light through the solar cell sheet, converts the light energy into electric energy, and supplies power to the positioning tag through the DC voltage conversion circuit. So that the positioning tag no longer needs battery power, the life expectancy It is permanent. Using indoor light energy to make full use of light energy avoids environmental pollution caused by battery disposal. In the present invention, two solar cells are used, which are respectively mounted on the positioning label, two pieces. The solar cells are directly connected to maximize the light in the indoor environment and make full use of the light energy.
上述说明仅是本发明技术方案的概述，为了能够更清楚了解本发明的技术手段，并可依照说明书的内容予以实施，以下以本发明的较佳实施例并配合附图详细说明如后。本发明的具体实施方式由以下实施例及其附图详细给出。The above description is only an overview of the technical solutions of the present invention, and the technical means of the present invention can be more clearly understood and can be implemented in accordance with the contents of the specification. Hereinafter, the preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Specific embodiments of the present invention are given in detail by the following examples and the accompanying drawings.
附图说明DRAWINGS
此处所说明的附图用来提供对本发明的进一步理解，构成本申请的一部分，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:
图1为本发明的一种室内光能供电的定位标签的结构连接框图；1 is a block diagram showing the structure connection of a positioning tag for indoor light energy supply according to the present invention;
图2为本发明的一种室内光能供电的定位标签的太阳能电池片与定位标签的结构连接示意图；2 is a schematic structural diagram of a solar cell sheet and a positioning tag of an indoor light energy-powered positioning tag according to the present invention;
图3为本发明的一种室内光能供电的定位标签的直流电压转换控制电路的电路示意图；3 is a circuit diagram of a DC voltage conversion control circuit of a positioning tag for indoor light energy supply according to the present invention;
图4为本发明的一种室内供电的定位标签的定位标签的结构示意图。FIG. 4 is a schematic structural diagram of a positioning tag of an indoor power supply positioning tag according to the present invention.
图中：1、定位标签；11、第一标签输入电压端；12、输入控制电压端；13、第二标签输入电压端；14、天线；2、第一太阳能电池片；21、第一引脚；22、第二引脚；3、第二太阳能电池片；31、第三引脚；32、第四引脚；41、第一电压输入端；42、第二电压输入端；43、标签工作控制信号端；44、第一输出电压端；45、直流电压存储端；46、第二输出电压端；47、输出电压调整端。In the figure: 1, positioning tag; 11, the first tag input voltage terminal; 12, input control voltage terminal; 13, the second tag input voltage terminal; 14, antenna; 2, the first solar cell; 21, the first Foot; 22, second pin; 3, second solar cell; 31, third pin; 32, fourth pin; 41, first voltage input terminal; 42, second voltage input terminal; Working control signal terminal; 44, first output voltage terminal; 45, DC voltage storage terminal; 46, second output voltage terminal; 47, output voltage adjustment terminal.
具体实施方式Detailed ways
下面，结合附图以及具体实施方式，对本发明做进一步描述，需要说明 的是，在不相冲突的前提下，以下描述的各实施例之间或各技术特征之间可以任意组合形成新的实施例。Hereinafter, the present invention will be further described in conjunction with the drawings and specific embodiments, and needs to be explained. The new embodiments may be formed in any combination between the various embodiments described below or between the technical features without conflict.
如图1-4所示的一种室内光能供电的定位标签1，包括太阳能电池片、直流电压转换控制电路以及定位标签1，太阳能电池片为多晶电池片，太阳能电池片包括第一太阳能电池片2和第二太阳能电池片3，第一太阳能电池片2和第二太阳能电池片3分别与直流电压控制电路连接，第一太阳能电池片2和第二太阳能电池片3分别安装于定位标签1外表面，具体为第一太阳能电池片2和第二太阳能电池片3分别安装于定位标签1的正外表面和反外表面，定位标签1夹持在第一太阳能电池片2和第二太阳能电池片3之间，用于最大限度采集环境光线，直流电压转换控制电路与定位标签1连接；第一太阳能电池片2包括第一引脚21和第二引脚22，第二太阳能电池片3包括第三引脚31和第四引脚32；直流电压转换控制电路包括：第一电压输入端41、第二电压输入端42、第一输出电压端44、第二输出电压端46以及标签工作控制信号端43，定位标签1包括第一标签输入电压端11、第二标签输入电压端13以及输入控制电压端12；第一引脚21与第一电压输入端41连接，第四引脚32与第二电压输入端42连接，第二引脚22和第三引脚31串联连接。第一输出电压端44与第一标签输入电压端11，第二输出电压端46与第二标签输入电压端13连接，标签工作控制信号端43与输入控制电压端12连接，太阳能电池片采集室内光能并将其转化为电能，直流电压控制电路将太阳能电池片采集到的电能转换为控制信号电压和基础电压，控制信号电压为定位标签1发送射频信号提供所需电压，基础电压为提供定位标签1正常工作所需电压。控制信号电压为脉冲电压，由直流电压转换控制电路中的标签工作控制信号端43输入到输入控制电压端12，定位标签1根据控制信号电压通过天线14发送射频信号。As shown in Figure 1-4, an indoor light energy-powered positioning tag 1 includes a solar cell, a DC voltage conversion control circuit, and a positioning tag 1. The solar cell is a polycrystalline cell, and the solar cell includes a first solar cell. The battery chip 2 and the second solar cell sheet 3, the first solar cell sheet 2 and the second solar cell sheet 3 are respectively connected to a DC voltage control circuit, and the first solar cell sheet 2 and the second solar cell sheet 3 are respectively mounted on the positioning label 1 outer surface, specifically the first solar cell sheet 2 and the second solar cell sheet 3 are respectively mounted on the front outer surface and the reverse outer surface of the positioning label 1, and the positioning label 1 is clamped on the first solar cell sheet 2 and the second solar energy Between the battery sheets 3, for maximally collecting ambient light, the DC voltage conversion control circuit is connected to the positioning tag 1; the first solar cell sheet 2 includes a first pin 21 and a second pin 22, and the second solar cell sheet 3 The third pin 31 and the fourth pin 32 are included; the DC voltage conversion control circuit includes: a first voltage input terminal 41, a second voltage input terminal 42, a first output voltage terminal 44, and a first The output voltage terminal 46 and the tag operation control signal terminal 43 include a first tag input voltage terminal 11, a second tag input voltage terminal 13 and an input control voltage terminal 12; the first pin 21 and the first voltage input terminal 41 Connected, the fourth pin 32 is connected to the second voltage input terminal 42, and the second pin 22 and the third pin 31 are connected in series. The first output voltage terminal 44 is connected to the first tag input voltage terminal 11, the second output voltage terminal 46 is connected to the second tag input voltage terminal 13, and the tag operation control signal terminal 43 is connected to the input control voltage terminal 12, and the solar cell collection indoor is connected. The light energy is converted into electric energy, and the DC voltage control circuit converts the electric energy collected by the solar cell into a control signal voltage and a base voltage, and the control signal voltage supplies a required voltage for the positioning tag 1 to transmit the radio frequency signal, and the basic voltage provides the positioning. The voltage required for label 1 to work properly. The control signal voltage is a pulse voltage, which is input to the input control voltage terminal 12 by the tag operation control signal terminal 43 in the DC voltage conversion control circuit, and the positioning tag 1 transmits the radio frequency signal through the antenna 14 according to the control signal voltage.
如图2所示的直流电压转换控制电路，采用了通用运放电路组成，其中输出电压调整端47的R2＝200K欧姆，R1＝500K欧姆，此处的电压调整端的 电阻R1和R2起到分流的作用，直流电压存储端45的电容C1为超级电容，容量一般取0.5F～1F之间。该超级电容可以从0V充电到3V时存储2.25～4.5焦耳的能量。存储能量计算公式为：E＝1/2*C*U2(E为存储的能量，C为电容容量，U为充电的电压值)。图中的第一电压输入端41和第二电压输入端42的倒三角符号为电源负极(或称电源地)，即接地，图2和图3中的倒三角端接入一公共端。若输入电压范围为0.8V-6V，第一输出电压端44和第二输出电压端46的输出电压保持为3.0V不变，则标签工作控制信号端43输出0V-5V的控制电压。The DC voltage conversion control circuit shown in FIG. 2 is composed of a general-purpose operational amplifier circuit, wherein the output voltage adjustment terminal 47 has R2=200K ohms, R1=500K ohms, and the voltage adjustment terminals R1 and R2 here are shunted. The function of the DC voltage storage terminal 45 capacitor C1 is a super capacitor, the capacity is generally between 0.5F ~ 1F. The supercapacitor can store 2.25 to 4.5 joules of energy from 0V to 3V. The storage energy calculation formula is: E=1/2*C*U 2 (E is the stored energy, C is the capacitance capacity, and U is the charging voltage value). The inverted triangle symbol of the first voltage input terminal 41 and the second voltage input terminal 42 in the figure is the negative pole of the power source (or power ground), that is, grounded, and the inverted triangle end in FIGS. 2 and 3 is connected to a common terminal. If the input voltage range is 0.8V-6V, the output voltages of the first output voltage terminal 44 and the second output voltage terminal 46 remain unchanged at 3.0V, and the tag operation control signal terminal 43 outputs a control voltage of 0V-5V.
如图4所示的定位标签1为单片机射频芯片CC2250，若第一标签输入电压端11和第二标签输入电压端13之间输入电压为1.8V-3.3V，则定位标签1能够定期发射射频号,天线14用于发射射频信号。芯片具体参数可为：发射频率2.4Ghz，发射周期根据输入控制电压端12的控制电压而自动调节，0V对应停止发射，1V对应10秒，2V对应5秒，3V对应3秒，4V对应2秒，5V对应1秒，发射功率0dBm，数据率256kbps。本发明中太阳能电池片采集室内光能，并将室内光能转化为电能，太阳能电池片将电能发送至直流电压转换控制电路，直流电压控制电路将电能转换为能够供定位标签1工作的电压并发送给定位标签1，定位标签1即可以工作，定位标签1通过天线14发送射频信号，使用者可以根据射频信号接收端接收射频信号并找到定位标签1。The positioning tag 1 shown in FIG. 4 is a single chip radio frequency chip CC2250. If the input voltage between the first tag input voltage terminal 11 and the second tag input voltage terminal 13 is 1.8V-3.3V, the positioning tag 1 can periodically transmit radio frequency. The antenna 14 is used to transmit a radio frequency signal. The specific parameters of the chip can be: the transmission frequency is 2.4Ghz, the transmission period is automatically adjusted according to the control voltage of the input control voltage terminal 12, 0V corresponds to stop transmission, 1V corresponds to 10 seconds, 2V corresponds to 5 seconds, 3V corresponds to 3 seconds, 4V corresponds to 2 seconds 5V corresponds to 1 second, the transmission power is 0dBm, and the data rate is 256kbps. In the invention, the solar cell collects indoor light energy, and converts the indoor light energy into electric energy, and the solar cell sends the electric energy to the DC voltage conversion control circuit, and the DC voltage control circuit converts the electric energy into a voltage capable of operating the positioning tag 1 and The positioning tag 1 can be sent to the positioning tag 1. The positioning tag 1 transmits the radio frequency signal through the antenna 14, and the user can receive the radio frequency signal according to the radio frequency signal receiving end and find the positioning tag 1.
本发明的一种室内光能供电的定位标签，通过太阳能电池片采集室内自然光，将光能转化为电能通过直流电压转换电路为定位标签进行供电，使定位标签不再需要电池供电，寿命几乎是永久的，利用室内光能供电即充分利用了光能又避免了因电池废弃所带来的对环境的污染；本发明中采用两片太阳能电池片，分别安装在定位标签上，两片太阳能电池片直接相连，最大限度的采集室内环境中的光线，充分利用光能。The indoor light energy-powered positioning tag of the invention collects indoor natural light through the solar cell sheet, converts the light energy into electric energy, and supplies power to the positioning tag through the DC voltage conversion circuit, so that the positioning tag no longer needs battery power supply, and the service life is almost Permanently, the use of indoor light energy to make full use of light energy avoids the environmental pollution caused by battery disposal; in the present invention, two solar cells are respectively mounted on the positioning label, two solar cells The films are directly connected to maximize the light in the indoor environment and make full use of the light energy.
以上，仅为本发明的较佳实施例而已，并非对本发明作任何形式上的限 制；凡本行业的普通技术人员均可按说明书附图所示和以上而顺畅地实施本发明；但是,凡熟悉本专业的技术人员在不脱离本发明技术方案范围内，利用以上所揭示的技术内容而做出的些许更动、修饰与演变的等同变化，均为本发明的等效实施例；同时,凡依据本发明的实质技术对以上实施例所作的任何等同变化的更动、修饰与演变等，均仍属于本发明的技术方案的保护范围之内。 The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention. The present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art can utilize the above disclosed without departing from the scope of the present invention. The equivalents of the changes, modifications, and evolutions of the present invention are equivalent to the equivalents of the present invention; at the same time, any equivalent changes or modifications to the above embodiments in accordance with the essential techniques of the present invention. And evolution, etc., still fall within the protection scope of the technical solution of the present invention.

Claims (8)

  1. 一种室内光能供电的定位标签，其特征在于包括：太阳能电池片、直流电压转换控制电路以及定位标签，所述太阳能电池片与所述直流电压控制电路连接，所述直流电压转换控制电路与所述定位标签连接，所述直流电压控制电路将所述太阳能电池片采集到的电能转换为控制信号电压和基础电压，所述控制信号电压为所述定位标签发送射频信号提供所需电压，所述基础电压提供所述定位标签正常工作所需电压。An indoor light energy-powered positioning tag, comprising: a solar cell, a DC voltage conversion control circuit, and a positioning tag, wherein the solar cell is connected to the DC voltage control circuit, and the DC voltage conversion control circuit and The positioning tag is connected, the DC voltage control circuit converts the electrical energy collected by the solar cell into a control signal voltage and a base voltage, and the control signal voltage provides a required voltage for transmitting the radio frequency signal to the positioning tag. The base voltage provides the voltage required for the positioning tag to function properly.
  2. 如权利要求1所述的一种室内光能供电的定位标签，其特征在于：所述太阳能电池片为多晶电池片，所述太阳能电池片包括第一太阳能电池片和第二太阳能电池片，所述第一太阳能电池片包括第一引脚，所述第二太阳能电池片包括第四引脚，所述直流电压控制电路包括第一电压输入端和第二电压输入端，所述第一引脚与所述第一电压输入端连接，所述第四引脚与所述第二电压输入端连接。The indoor light energy-powered positioning tag of claim 1 , wherein the solar cell sheet is a polycrystalline cell sheet, and the solar cell sheet comprises a first solar cell sheet and a second solar cell sheet. The first solar cell sheet includes a first lead, the second solar cell sheet includes a fourth lead, and the DC voltage control circuit includes a first voltage input end and a second voltage input end, the first lead A pin is coupled to the first voltage input, and a fourth pin is coupled to the second voltage input.
  3. 如权利要求2所述的一种室内光能供电的定位标签，其特征在于：所述第一太阳能电池片和所述第二太阳能电池片分别安装于所述定位标签外表面，所述定位标签夹持在所述第一太阳能电池片和第二太阳能电池片之间。The indoor light energy-powered positioning tag according to claim 2, wherein the first solar cell sheet and the second solar cell sheet are respectively mounted on an outer surface of the positioning label, and the positioning label Clamped between the first solar cell sheet and the second solar cell sheet.
  4. 如权利要求2所述的一种室内光能供电的定位标签，其特征在于：所述第一太阳能电池片还包括第二引脚，所述第二太阳能电池片还包括第三引脚，所述第二引脚和所述第三引脚串联连接。The indoor light energy-powered positioning tag of claim 2, wherein the first solar cell further comprises a second pin, and the second solar cell further comprises a third pin. The second pin and the third pin are connected in series.
  5. 如权利要求2所述的一种室内光能供电的定位标签，其特征在于：所述直流电压控制电路还包括第一输出电压端、第二输出电压端以及标签工作控制信号端，所述定位标签包括第一标签输入电压端、第二标签输入电压端以及输入控制电压端，所述第一输出电压端与所述第一标签输入电压端，所述第二输出电压端与所述第二标签输入电压端连接。 An indoor light energy-powered positioning tag according to claim 2, wherein said DC voltage control circuit further comprises a first output voltage terminal, a second output voltage terminal, and a tag operation control signal terminal, said positioning The tag includes a first tag input voltage terminal, a second tag input voltage terminal, and an input control voltage terminal, the first output voltage terminal and the first tag input voltage terminal, the second output voltage terminal and the second The tag input voltage terminal is connected.
  6. 如权利要求5所述的一种室内光能供电的定位标签，其特征在于：所述直流电压控制电路还包括标签工作控制信号端，所述标签工作控制信号端与所述输入控制电压端连接，若输入电压范围为0.8V-6V，所述第一输出电压端和所述第二输出电压端的输出电压保持为3.0V不变，则所述标签工作控制信号端输出0V-5V的控制电压。An indoor light energy-powered positioning tag according to claim 5, wherein said DC voltage control circuit further comprises a tag operation control signal terminal, and said tag operation control signal terminal is connected to said input control voltage terminal If the input voltage range is 0.8V-6V, and the output voltage of the first output voltage terminal and the second output voltage terminal is kept at 3.0V, the tag operation control signal terminal outputs a control voltage of 0V-5V. .
  7. 如权利要求5所述的一种室内光能供电的定位标签，其特征在于：若所述第一标签输入电压端和第二标签输入电压端之间输入电压为1.8V-3.3V，则所述定位标签定期发射射频号。The indoor light energy-powered positioning tag according to claim 5, wherein if the input voltage between the first tag input voltage terminal and the second tag input voltage terminal is 1.8V-3.3V, The positioning tag periodically transmits a radio frequency number.
  8. 如权利要求1所述的一种室内光能供电的定位标签，其特征在于：所述定位标签为单片机射频芯片。 The indoor light energy-powered positioning tag of claim 1 , wherein the positioning tag is a single chip radio frequency chip.
PCT/CN2017/111706 2017-11-17 2017-11-17 Positioning tag powered by indoor light energy WO2019095302A1 (en)

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Publication number Priority date Publication date Assignee Title
CN103138352A (en) * 2013-03-21 2013-06-05 深圳市共进电子股份有限公司 Portable solar router
CN104149713A (en) * 2014-08-01 2014-11-19 青岛盛嘉信息科技有限公司 Motor vehicle plate management method
CN206004385U (en) * 2016-04-14 2017-03-08 陈松 A kind of optical energy power electric supply installation
CN106874984A (en) * 2015-12-14 2017-06-20 韩会义 A kind of semi-active label electric power management circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103138352A (en) * 2013-03-21 2013-06-05 深圳市共进电子股份有限公司 Portable solar router
CN104149713A (en) * 2014-08-01 2014-11-19 青岛盛嘉信息科技有限公司 Motor vehicle plate management method
CN106874984A (en) * 2015-12-14 2017-06-20 韩会义 A kind of semi-active label electric power management circuit
CN206004385U (en) * 2016-04-14 2017-03-08 陈松 A kind of optical energy power electric supply installation

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