WO2020114156A1 - 一种基于惯性测量模块的有源rfid低功耗系统 - Google Patents

一种基于惯性测量模块的有源rfid低功耗系统 Download PDF

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WO2020114156A1
WO2020114156A1 PCT/CN2019/114280 CN2019114280W WO2020114156A1 WO 2020114156 A1 WO2020114156 A1 WO 2020114156A1 CN 2019114280 W CN2019114280 W CN 2019114280W WO 2020114156 A1 WO2020114156 A1 WO 2020114156A1
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module
inertial measurement
active rfid
system based
measurement unit
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PCT/CN2019/114280
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English (en)
French (fr)
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沈礼伟
毛凌
李坤
赵留柱
张能金
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南京天辰礼达电子科技有限公司
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Publication of WO2020114156A1 publication Critical patent/WO2020114156A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
    • G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
    • G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
    • G01C21/18—Stabilised platforms, e.g. by gyroscope

Definitions

  • the invention relates to the identification and management of agricultural plows in the field of precision agricultural platforms.
  • the active RFID used in traditional agricultural plough identification mainly relies on the radio frequency module to actively emit electromagnetic waves to deal with low power consumption, and the life span is about 1 year.
  • the present invention provides an active RFID low-power system based on an inertial measurement module.
  • This low-power solution combines the inertial measurement module to determine whether the plow is in a non-use state, so that it is traditionally active. Based on the RFID tag, the tag's emission working state can be more accurately controlled, and the life of the tag product can be improved.
  • the invention provides an active RFID low power consumption system based on an inertial measurement module, including a microprocessor module, a radio frequency chip module, an inertial measurement unit module, a lithium battery, the microprocessor module, a radio frequency chip module, and inertial measurement
  • the unit modules are respectively connected to the lithium battery, and the microprocessor module is respectively connected to the radio frequency chip module and the inertial measurement unit module.
  • the output power and communication channel of the radio frequency transceiver module can be configured by the program, and the electromagnetic signal is actively transmitted to communicate with the reader.
  • the inertial measurement unit module is used to measure the three-axis attitude angle and acceleration of the object.
  • the inertial measurement unit module includes three single-axis accelerometers and three single-axis gyroscopes
  • the accelerometer detects the acceleration signal of the object in the independent three-axis of the carrier coordinate system
  • the gyroscope detects the carrier relative to the navigation
  • the angular velocity signal of the coordinate system measures the angular velocity and acceleration of the object in three-dimensional space, and uses this to calculate the attitude of the object, which is used to determine whether the plow is in use.
  • the microprocessor module implements the configuration of the radio frequency module and the inertial measurement unit module; and the processing of receiving and sending information.
  • the lithium battery supplies power to all internal modules.
  • the present invention provides an active RFID low-power system based on an inertial measurement module with the following beneficial effects:
  • the system of the present invention solves the above-mentioned problem of short lifespan of current plows with source RFID notes, and most of the power consumption of tags comes from
  • the radio frequency module emits electromagnetic wave communication, and the invention more accurately judges and controls the operation of the radio frequency module; effectively improves the life cycle of the active RFID tag and reduces the cost and personnel cost caused by frequent replacement of tags.
  • FIG. 1 is a schematic diagram of an active RFID low power consumption system based on an inertial measurement module provided by the present invention.
  • an active RFID low power consumption system based on an inertial measurement module includes a microprocessor module, a radio frequency chip module, an inertial measurement unit module, a lithium battery, and the microprocessor module,
  • the radio frequency chip module and the inertial measurement unit module are respectively connected to the lithium battery, and the microprocessor module is respectively connected to the radio frequency chip module and the inertial measurement unit module.
  • the inertial measurement unit module collects the current posture data of the tag and transmits it to the microprocessor module to determine whether the current state is the idle state, controls the radio frequency module and the inertial measurement unit module to sleep, and the whole system It is in the lowest power consumption state; when the plow with a tag is mounted on the farm tool, the inertial measurement unit module collects the current posture data of the tag and transmits it to the microprocessor module to judge that the current state is the mounted working state, and controls the radio frequency module to emit signals Communicate with the reader.
  • the system of the invention solves the problem of short life span of the source RFID sticky notes explained above, most of the power consumption of the tag comes from the radio frequency module transmitting electromagnetic wave communication, and the invention more accurately judges and controls the work of the radio frequency module; the effective improvement is The life cycle of the source RFID tag reduces the cost and personnel cost of frequent tag replacement.
  • the output power and communication channel of the radio frequency transceiver module can be configured by a program to actively emit electromagnetic signals to communicate with the reader.
  • the inertial measurement unit module in the present invention is a device for measuring the three-axis attitude angle (or angular rate) and acceleration of an object.
  • an IMU contains three single-axis accelerometers and three single-axis gyroscopes.
  • the accelerometer detects the acceleration signals of an object in the independent three-axis of the carrier coordinate system, and the gyro detects the angular velocity signal of the carrier relative to the navigation coordinate system. Measure the angular velocity and acceleration of the object in the three-dimensional space, and use this to calculate the attitude of the object to determine whether the plow is in use.
  • the microprocessor module implements the configuration of the radio frequency module and the inertial measurement unit module; and the processing of receiving and sending information.
  • the lithium battery supplies power to all internal modules.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Navigation (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

一种基于惯性测量模块的有源RFID低功耗系统，包括微处理器模块、射频芯片模块、惯性测量单元模块、锂电池，该微处理器模块、射频芯片模块、惯性测量单元模块分别与该锂电池相连，该微处理器模块分别与该射频芯片模块、惯性测量单元模块相连，本低功耗方案结合惯性测量模块来判断犁具是否处于非使用状态，从而在传统有源RFID标签的基础上更为精准的控制标签的发射工作状态，提升标签产品寿命。

Description

一种基于惯性测量模块的有源RFID低功耗系统 技术领域
本发明涉及精准农业平台领域中农业犁具的识别与管理。
背景技术
传统农业犁具识别采用的有源RFID主要围绕着射频模块主动发射电磁波周期处理低功耗，寿命在1年左右。
大部分犁具在一年时间内的使用时间主要集中在春秋两季，其余两季都处于仓库静止状态，器件还是会主动发射电磁波，损耗电磁电量。
发明内容
为了解决上述不足的缺陷，本发明提供了一种基于惯性测量模块的有源RFID低功耗系统，本低功耗方案结合惯性测量模块来判断犁具是否处于非使用状态，从而在传统有源RFID标签的基础上更为精准的控制标签的发射工作状态，提升标签产品寿命。
本发明提供了一种基于惯性测量模块的有源RFID低功耗系统，包括微处理器模块、射频芯片模块、惯性测量单元模块、锂电池，所述微处理器模块、射频芯片模块、惯性测量单元模块分别与所述锂电池相连，所述微处理器模块分别与所述射频芯片模块、惯性测量单元模块相连。
上述的系统，其中，射频收发模块输出功率和通信频道可通过程序进行配置，主动发射电磁信号，与阅读器通信。
上述的系统，其中，惯性测量单元模块用于测量物体三轴姿态角以及加速度。
上述的系统，其中，所述惯性测量单元模块包括三个单轴的加速度计和三个单轴的陀螺，加速度计检测物体在载体坐标系统独立三轴的加速度信号， 而陀螺检测载体相对于导航坐标系的角速度信号，测量物体在三维空间中的角速度和加速度，并以此解算出物体的姿态，用来判断犁具是否处于使用状态。
上述的系统，其中，微处理器模块实现对射频模块、惯性测量单元模块的配置；以及对收发信息的处理。
上述的系统，其中，所述锂电池对所有内部模块供电。
本发明提供了一种基于惯性测量模块的有源RFID低功耗系统具有以下有益效果：该发明系统解决了上述阐述的目前犁具有源RFID便签寿命短的问题，标签大部分的功耗来源于射频模块发射电磁波通信，本发明更为精准的判断控制射频模块的工作；有效的提升有源RFID标签寿命周期，减少来标签频繁更换所带来的费用与人员成本。
附图说明
通过阅读参照以下附图对非限制性实施例所作的详细描述，本发明及其特征、外形和优点将会变得更明显。在全部附图中相同的标记指示相同的部分。并未刻意按照比例绘制附图，重点在于示出本发明的主旨。
图1为本发明提供的一种基于惯性测量模块的有源RFID低功耗系统的模块示意图。
具体实施方式
在下文的描述中，给出了大量具体的细节以便提供对本发明更为彻底的理解。然而，对于本领域技术人员而言显而易见的是，本发明可以无需一个或多个这些细节而得以实施。在其他的例子中，为了避免与本发明发生混淆，对于本领域公知的一些技术特征未进行描述。
为了彻底理解本发明，将在下列的描述中提出详细的步骤以及详细的结构，以便阐释本发明的技术方案。本发明的较佳实施例详细描述如下，然而除了这些详细描述外，本发明还可以具有其他实施方式。
参照图1所示，本发明提供的一种基于惯性测量模块的有源RFID低功耗系统，包括微处理器模块、射频芯片模块、惯性测量单元模块、锂电池，所述微处理器模块、射频芯片模块、惯性测量单元模块分别与所述锂电池相连，所述微处理器模块分别与所述射频芯片模块、惯性测量单元模块相连。
本发明中当带有标签的犁具放在仓库静止时，惯性测量单元模块采集标签当前姿态数据传输给微处理器模块判断当前状态是闲置状态，控制射频模块与惯性测量单元模块休眠，系统整体处于最低功耗状态；当带有标签的犁具挂载在农具上工作时，惯性测量单元模块采集标签当前姿态数据传输给微处理器模块判断当前状态是挂载工作状态，控制射频模块发射信号与阅读器通信。该发明系统解决了上述阐述的目前犁具有源RFID便签寿命短的问题，标签大部分的功耗来源于射频模块发射电磁波通信，本发明更为精准的判断控制射频模块的工作；有效的提升有源RFID标签寿命周期，减少来标签频繁更换所带来的费用与人员成本。
本发明一优选而非限制的实施例中，射频收发模块输出功率和通信频道可通过程序进行配置，主动发射电磁信号，与阅读器通信。
本发明中惯性测量单元模块是测量物体三轴姿态角(或角速率)以及加速度的装置。一般的，一个IMU包含了三个单轴的加速度计和三个单轴的陀螺，加速度计检测物体在载体坐标系统独立三轴的加速度信号，而陀螺检测载体相对于导航坐标系的角速度信号，测量物体在三维空间中的角速度和加速度，并以此解算出物体的姿态，用来判断犁具是否处于使用状态。
本发明一优选而非限制的实施例中，微处理器模块实现对射频模块、惯性测量单元模块的配置；对收发信息的处理。锂电池对所有内部模块供电。
以上对本发明的较佳实施例进行了描述。需要理解的是，本发明并不局限于上述特定实施方式，其中未尽详细描述的设备和结构应该理解为用本领域中的普通方式予以实施；任何熟悉本领域的技术人员，在不脱离本发明技术方案范围情况下，都可利用上述揭示的方法和技术内容对本发明技术方案做出许多可能的变动和修饰，或修改为等同变化的等效实施例，这并不影响 本发明的实质内容。因此，凡是未脱离本发明技术方案的内容，依据本发明的技术实质对以上实施例所做的任何简单修改、等同变化及修饰，均仍属于本发明技术方案保护的范围内。

Claims (6)

  1. 一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，包括微处理器模块、射频芯片模块、惯性测量单元模块、锂电池，所述微处理器模块、射频芯片模块、惯性测量单元模块分别与所述锂电池相连，所述微处理器模块分别与所述射频芯片模块、惯性测量单元模块相连。
  2. 如权利要求1所述的一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，射频收发模块输出功率和通信频道可通过程序进行配置，主动发射电磁信号，与阅读器通信。
  3. 如权利要求1所述的一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，惯性测量单元模块用于测量物体三轴姿态角以及加速度。
  4. 如权利要求3所述的一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，所述惯性测量单元模块包括三个单轴的加速度计和三个单轴的陀螺，加速度计检测物体在载体坐标系统独立三轴的加速度信号，而陀螺检测载体相对于导航坐标系的角速度信号，测量物体在三维空间中的角速度和加速度，并以此解算出物体的姿态，用来判断犁具是否处于使用状态。
  5. 如权利要求4所述的一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，微处理器模块实现对射频模块、惯性测量单元模块的配置；以及对收发信息的处理。
  6. 如权利要求5所述的一种基于惯性测量模块的有源RFID低功耗系统，其特征在于，所述锂电池对所有内部模块供电。
PCT/CN2019/114280 2018-12-06 2019-10-30 一种基于惯性测量模块的有源rfid低功耗系统 WO2020114156A1 (zh)

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CN109579837A (zh) * 2018-12-06 2019-04-05 南京天辰礼达电子科技有限公司 一种基于惯性测量模块的有源rfid低功耗系统
CN112508149A (zh) * 2020-12-30 2021-03-16 四川中控汇智科技有限公司 一种低功耗的人员定位管理系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103559535A (zh) * 2013-11-11 2014-02-05 中国矿业大学 一种矿用定位标签及省电工作方法
CN103853999A (zh) * 2012-11-30 2014-06-11 章玺 一种用传感器控制rfid电子标签的方法
CN106529630A (zh) * 2016-11-15 2017-03-22 国网北京市电力公司 可穿戴rfid读写器及数据读取方法和装置
CN107645764A (zh) * 2017-08-25 2018-01-30 重庆慧联无限科技有限公司 低功耗的多模定位标签
CN109579837A (zh) * 2018-12-06 2019-04-05 南京天辰礼达电子科技有限公司 一种基于惯性测量模块的有源rfid低功耗系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103853999A (zh) * 2012-11-30 2014-06-11 章玺 一种用传感器控制rfid电子标签的方法
CN103559535A (zh) * 2013-11-11 2014-02-05 中国矿业大学 一种矿用定位标签及省电工作方法
CN106529630A (zh) * 2016-11-15 2017-03-22 国网北京市电力公司 可穿戴rfid读写器及数据读取方法和装置
CN107645764A (zh) * 2017-08-25 2018-01-30 重庆慧联无限科技有限公司 低功耗的多模定位标签
CN109579837A (zh) * 2018-12-06 2019-04-05 南京天辰礼达电子科技有限公司 一种基于惯性测量模块的有源rfid低功耗系统

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