CN209803805U - asset management system of indoor distribution system and ultrahigh frequency RFID reader-writer applied by asset management system - Google Patents
asset management system of indoor distribution system and ultrahigh frequency RFID reader-writer applied by asset management system Download PDFInfo
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- CN209803805U CN209803805U CN201920676182.2U CN201920676182U CN209803805U CN 209803805 U CN209803805 U CN 209803805U CN 201920676182 U CN201920676182 U CN 201920676182U CN 209803805 U CN209803805 U CN 209803805U
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Abstract
the application provides an asset management system of an indoor distribution system and an ultrahigh frequency RFID reader applied to the asset management system. The ultrahigh frequency RFID reader-writer comprises: an RFID antenna interface module; the RFID antenna interface module comprises at least one interface for connecting an antenna; the RFID receiving and transmitting module is electrically connected with the RFID antenna interface module and is used for reading label data on each asset of the indoor distribution system; the control module is electrically connected with the RFID transceiving module and is used for controlling the RFID transceiving module and the RFID antenna interface module to read the tag data on each asset of the indoor distribution system at regular time; and the communication module is electrically connected with the control module and is used for transmitting the read label data to the asset management platform under the control of the control module so that the asset management platform can perform asset management on the indoor distribution system according to the label data. The ultrahigh frequency RFID reader-writer sends the read tag data to the asset management platform for the asset management platform to automatically coil and manage assets of an indoor distribution system.
Description
Technical Field
The application relates to the field of asset management of indoor distribution systems, in particular to an asset management system of an indoor distribution system and an ultrahigh frequency RFID reader applied to the asset management system.
Background
An indoor distribution system (referred to as an indoor distribution system) is a signal adding network for improving a mobile communication environment in a building aiming at indoor user groups, and the signal adding network uniformly distributes signals of mobile base stations at every indoor corner so as to ensure that an indoor area has ideal signal coverage.
Radio Frequency Identification (RFID) is a non-contact automatic Identification technology that uses Radio Frequency signal spatial coupling to identify a target and obtain target data. The most important advantages of RFID technology are non-contact identification and the ability to read tags that penetrate through harsh environments where bar codes such as snow, fog, ice, paint, dirt, etc. cannot be used. The passive electronic tag is also called as a passive tag, a built-in battery is not provided, the tag converts part of energy from radio frequency energy emitted by a reader into a power supply required by the tag for working, and the passive electronic tag has the advantages of small and exquisite appearance, light weight, thinness, diversified shapes, strong anti-pollution capacity, reusability, large data memory capacity, encryption capability and the like, is convenient to install, has low cost, has very long service life, is suitable for various use occasions, and can be free of maintenance.
The asset management of the existing indoor distribution system is performed by the maintenance personnel on site one by one, which consumes time and labor and has low working efficiency. In addition, due to environmental limitation, part of assets cannot be accurately found (for example, in some markets, hotels and the like, most of indoor distribution systems are installed in ceilings and cannot be observed by naked eyes), and therefore, the problem that the existing indoor distribution systems are difficult to manage is expected to be solved by the ultrahigh frequency RFID reader.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present application aims to provide an asset management system of an indoor distribution system and an ultrahigh frequency RFID reader applied thereto, so as to solve the above problems in the prior art.
To achieve the above and other related objects, the present application provides an uhf RFID reader for asset management of an indoor distribution system, comprising: an RFID antenna interface module; the RFID antenna interface module comprises at least one interface for connecting an antenna; the RFID receiving and transmitting module is electrically connected with the RFID antenna interface module and is used for reading label data on each asset of the indoor distribution system; the control module is electrically connected with the RFID transceiving module and is used for controlling the RFID transceiving module and the RFID antenna interface module to read the tag data on each asset of the indoor distribution system at regular time; and the communication module is electrically connected with the control module and used for transmitting the read tag data to the asset management platform under the control of the control module so that the asset management platform can perform asset management on the indoor distribution system according to the tag data.
In an embodiment of the present application, the RFID antenna interface module includes: the channel switching module is electrically connected with each antenna interface of the RFID antenna interface module respectively; the control module is further configured to: controlling the channel switching module to select one or more of the channels to transmit and receive RFID signals.
In an embodiment of the present application, the RFID transceiver module includes: the RFID antenna comprises an RFID signal generating circuit, a transmitting circuit, a receiving circuit, a down-mixing circuit and an intermediate frequency amplifying circuit which are electrically connected in sequence, wherein the transmitting circuit is electrically connected with an RFID antenna interface module, and the output of the intermediate frequency amplifying circuit is electrically connected with a control module.
In an embodiment of the present application, the control module includes: ARM chip.
In an embodiment of the present application, the uhf RFID reader further includes one or a combination of two of the following modules: the power supply module is electrically connected with the control module and used for providing working power supply; and the power supply interface module is electrically connected with the control module and is used for connecting an external power supply to provide a working power supply.
in an embodiment of the present application, the power module includes: at least two power supply voltage stabilization chips with different powers.
In an embodiment of the present application, the uhf RFID reader further includes: and the serial port debugging interface module is electrically connected with the control module and used for debugging and updating software.
in an embodiment of the present application, the uhf RFID reader further includes: the aluminum profile shell is used for accommodating the RFID antenna interface module, the RFID transceiver module, the control module and the communication module; wherein, the antenna interface of the RFID antenna interface module is exposed to the outside of the aluminum profile shell.
In an embodiment of the present application, the aluminum housing includes: a cubical body; one side of the cubic main body is provided with a through hole for exposing the interface; the flying wing is connected to one side or multiple sides of the cubic main body, and one or multiple mounting holes are formed in each flying wing.
To achieve the above and other related objects, the present application provides an asset management system of an indoor distribution system, comprising: at least one RFID tag provided for an asset of the indoor distribution system for storing information of the asset; the ultrahigh frequency RFID reader-writer for asset management of the indoor distribution system is used for regularly reading tag data on each asset of the indoor distribution system; and the asset management platform is in communication connection with the at least one ultrahigh frequency RFID reader-writer and is used for receiving the data of each label and performing asset management of the indoor distribution system according to the data.
As described above, the uhf RFID reader for asset management of an indoor distribution system of the present application includes: an RFID antenna interface module; the RFID antenna interface module comprises at least one interface for connecting an antenna; the RFID receiving and transmitting module is electrically connected with the RFID antenna interface module and is used for reading label data on each asset of the indoor distribution system; the control module is electrically connected with the RFID transceiving module and is used for controlling the RFID transceiving module and the RFID antenna interface module to read the tag data on each asset of the indoor distribution system at regular time; and the communication module is electrically connected with the control module and is used for transmitting the read label data to the asset management platform under the control of the control module so that the asset management platform can perform asset management on the indoor distribution system according to the label data. Therefore, the ultrahigh frequency RFID reader-writer for asset management of the indoor distribution system has the following beneficial technical effects: the ultrahigh frequency RFID reader-writer sends the read tag data to the asset management platform, so that the asset management platform can automatically coil and manage assets of an indoor distribution system according to the tag data.
Drawings
Fig. 1 is a schematic diagram of an asset management system of an indoor distribution system according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an uhf RFID reader in an embodiment of the present application.
fig. 3 is a schematic structural diagram of an RFID transceiver module according to an embodiment of the present application.
Fig. 4A to 4D are schematic diagrams illustrating a housing structure of an uhf RFID reader in an embodiment of the present application.
description of the element reference numerals
1 asset management platform
2 RFID reader
3 RFID tag
21 RFID antenna interface module
221 RFID signal generating circuit
222 transmitting circuit
223 receiver circuit
224 down-mixing circuit
225 intermediate frequency amplifying circuit
22 RFID transceiver module
23 control module
24 communication module
25 power supply module
26 power supply interface module
27 serial port debugging interface module
28 aluminium section bar shell
281 cubic body
282 flying wing
283 to 288 holes
Detailed Description
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application and are not drawn according to the number, shape and size of the components in actual implementation, and the type, number and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
In view of the problem that the asset management of the indoor distribution system is difficult, the asset management system of the indoor distribution system and the ultrahigh frequency RFID reader-writer applied by the asset management system are provided, so that the asset management cost of the indoor distribution system is saved, and the asset management quality and the asset management efficiency of the indoor distribution system are greatly improved.
Referring to fig. 1, the present embodiment provides an asset management system of an indoor distribution system, including: the system comprises an asset management platform 1, at least one ultrahigh frequency RFID reader-writer 2 and at least one RFID label 3. Each RFID tag 3 is attached to an indoor distribution system asset and stores information about the asset. In this application, all electronic or non-electronic objects tagged with RFID tags 3 within the range of an indoor distribution system may be considered assets. The asset management platform 1 is a software product, and is mounted on an electronic device having communication and information processing capabilities, such as: desktop, laptop, tablet, smartphone, single physical server, group of physical servers, cloud server, and the like. The ultrahigh frequency RFID reader-writer 2 reads the tag data in the RFID tag 3 within the radio frequency range at regular time and sends the tag data to the asset management platform 1. The asset management platform 1 performs inventory and management of the assets of the indoor distribution system according to the received tag data.
Referring to fig. 2, the uhf RFID reader 2 of the present embodiment is mainly composed of an RFID antenna interface module 21, an RFID transceiver module 22, a control module 23, and a communication module 24. Further, in another embodiment, the uhf RFID reader 2 further includes a power module 25, a power interface module 26, and a serial port debugging interface module 27.
The RFID antenna interface module 21 includes one or more interfaces for connecting antennas, that is, the RFID antenna interface module 21 may select to connect a certain antenna, and the others may be used as backup interfaces, or may connect multiple antennas at the same time. The working frequency of the antenna is the same as the frequency band set by the RFID reader-writer, when a plurality of antennas are aligned to the same direction, multipoint power supply emission coverage is formed, the blind area of a single antenna can be effectively reduced, and the error rate is reduced. When the RFID antenna interface module 21 includes a plurality of antenna interfaces, it further includes a channel switching module, such as: single-pole multi-handle radio frequency switch. The channel switching module is electrically connected to the antenna interfaces of the RFID antenna interface module 21, and is electrically connected to the control module 23. Thus, the control module 23 may select one or more of the channels to transmit and receive the RFID signal by controlling the channel switching module, in other words, the control module 23 may select one or more of the antennas to transmit and receive the RFID signal.
RFID transceiver module 22 is used to read tag data on the various indoor distribution system assets. Specifically, the control module 23 controls the RFID transceiver module 22 and the RFID antenna interface module 21 to periodically read tag data on each indoor distribution system asset. For example: read every five minutes, read every 24 hours, read weekly, etc. It should be noted that, in combination with the design of channel switching, the RFID reader 2 can perform timing switching inventory, that is, timing reading of tag information of a target asset.
referring to fig. 3, in one embodiment, the RFID transceiver module 22 includes: the RFID antenna module includes an RFID signal generating circuit 221, a transmitting circuit 222, a receiving circuit 223, a down-mixing circuit 224, and an intermediate frequency amplifying circuit 225, wherein these modules are electrically connected to the control module 23, and the transmitting circuit 222 is further electrically connected to the RFID antenna interface module 21. According to the instruction of the control module 23, the RFID transceiver module 22 generates an ultrahigh frequency RFID modulation signal and receives and demodulates the signal returned by the RFID tag 3. Since the circuit structure of the RFID transceiver module 22 listed in this application is prior art, the circuit structure of each module will not be described in detail herein.
The communication module 24 includes, but is not limited to, a WiFi module, a GPRS module, a LORA module, a bluetooth module, etc. and is configured to transmit the read tag data to the asset management platform 1 under the control of the control module 23, so that the asset management platform 1 performs asset management of the indoor distribution system according to the tag data.
The power module 25 is used for providing working power, and preferably, the power module 25 employs at least two power stabilizing chips with different powers, such as: two high-power supply voltage stabilizing chips and three medium-power supply voltage stabilizing chips, thereby outputting different power supply voltages to each module.
The power interface module 26 is used for connecting an external power source to provide a working power source for each module, and preferably, the power interface module 26 adopts a 5.5 × 2.5mm power interface.
The serial port debugging interface module 27 is used for connecting an external debugging device to realize software debugging and updating of the RFID reader-writer 2.
In this embodiment, the control module 23 preferably employs a low-cost and low-power-consumption ARM chip for controlling the operations of the modules of the uhf RFID reader 2. In another embodiment, the control module 23 may also adopt a Central Processing Unit (CPU), a Network Processor (NP), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, a discrete hardware component, and the like.
Referring to fig. 4A to 4D, in the present embodiment, the uhf RFID reader 2 employs an aluminum housing 28. This aluminium alloy shell 28 includes: a cubic body 281, one or more flying wings 282.
In detail, the cubic body 281 is rectangular in overall design, and has through holes (see marks 283 and 284) for exposing the antenna interface on one side, through holes (see marks 285 and 286) for exposing the power interface and the serial port debugging interface on the other side, and optionally, a through hole (see mark 287) for exposing the communication antenna of the communication module on the lower side. The flying wing 282 is provided with a mounting hole 288 for fixing the ultrahigh frequency RFID reader/writer 2 at a certain position by a connecting member such as a screw.
It should be noted that the present application does not relate to the improvement of software technology, and the software methods used are all existing.
To sum up, the asset management system of the indoor distribution system and the ultrahigh frequency RFID reader-writer applied by the asset management system greatly improve the management quality and the management efficiency of the asset management of the indoor distribution system while saving the asset management cost of the indoor distribution system, and solve the problem that the assets of the indoor distribution system are difficult to manage in the prior art. Therefore, the application effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.
Claims (10)
1. An ultra-high frequency RFID reader for asset management of an indoor distributed system, comprising:
An RFID antenna interface module; the RFID antenna interface module comprises at least one interface for connecting an antenna;
The RFID receiving and transmitting module is electrically connected with the RFID antenna interface module and is used for reading the tag data on the assets of each indoor distribution system;
The control module is electrically connected with the RFID transceiving module and is used for controlling the RFID transceiving module and the RFID antenna interface module to read the tag data on each indoor distribution system asset at regular time;
And the communication module is electrically connected with the control module and used for transmitting the read tag data to the asset management platform under the control of the control module so that the asset management platform can perform asset management on the indoor distribution system according to the tag data.
2. The uhf RFID reader for indoor distributed system asset management of claim 1, wherein the RFID antenna interface module comprises: the channel switching module is electrically connected with each antenna interface of the RFID antenna interface module respectively; the control module is further configured to: controlling the channel switching module to select one or more of the channels to transmit and receive RFID signals.
3. The uhf RFID reader for indoor distributed system asset management of claim 1, wherein the RFID transceiver module comprises:
The RFID antenna comprises an RFID signal generating circuit, a transmitting circuit, a receiving circuit, a down-mixing circuit and an intermediate frequency amplifying circuit which are electrically connected in sequence, wherein the transmitting circuit is electrically connected with an RFID antenna interface module, and the output of the intermediate frequency amplifying circuit is electrically connected with a control module.
4. The uhf RFID reader for indoor distributed system asset management of claim 1, wherein the control module comprises: ARM chip.
5. the uhf RFID reader for indoor distributed system asset management of claim 1, further comprising one or a combination of two of the following modules:
The power supply module is electrically connected with the control module and used for providing working power supply;
And the power supply interface module is electrically connected with the control module and is used for connecting an external power supply to provide a working power supply.
6. The UHF RFID reader/writer for asset management in an indoor distribution system of claim 5 wherein said power module comprises: at least two power supply voltage stabilization chips with different powers.
7. The uhf RFID reader for indoor distributed system asset management of claim 1, further comprising: and the serial port debugging interface module is electrically connected with the control module and used for debugging and updating software.
8. The uhf RFID reader for indoor distributed system asset management of claim 1, further comprising: the aluminum profile shell is used for accommodating the RFID antenna interface module, the RFID transceiver module, the control module and the communication module; wherein, the antenna interface of the RFID antenna interface module is exposed to the outside of the aluminum profile shell.
9. The uhf RFID reader for indoor distributed system asset management of claim 8, wherein the aluminum profile housing comprises:
A cubical body; one side of the cubic main body is provided with a through hole for exposing the interface;
the flying wing is connected to one side or multiple sides of the cubic main body, and one or multiple mounting holes are formed in each flying wing.
10. An asset management system for an indoor distribution system, comprising:
at least one RFID tag for assets located in the indoor distribution system for storing asset information;
At least one ultrahigh frequency RFID reader for asset management of indoor distribution systems as claimed in any one of claims 1 to 9 for periodically reading tag data on assets of each of said indoor distribution systems;
And the asset management platform is in communication connection with the at least one ultrahigh frequency RFID reader-writer and is used for receiving the data of each label and performing asset management of the indoor distribution system according to the data.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920676182.2U CN209803805U (en) | 2019-05-13 | 2019-05-13 | asset management system of indoor distribution system and ultrahigh frequency RFID reader-writer applied by asset management system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920676182.2U CN209803805U (en) | 2019-05-13 | 2019-05-13 | asset management system of indoor distribution system and ultrahigh frequency RFID reader-writer applied by asset management system |
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| CN209803805U true CN209803805U (en) | 2019-12-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110008778A (en) * | 2019-05-13 | 2019-07-12 | 北京中科蓝信科技有限公司 | The asset management system of indoor distributed system and its ultrahigh frequency radio frequency identification (RFID) reader of application |
| CN112801245A (en) * | 2021-01-18 | 2021-05-14 | 中国电力科学研究院有限公司 | Method and system for identifying position and identity information of article |
-
2019
- 2019-05-13 CN CN201920676182.2U patent/CN209803805U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110008778A (en) * | 2019-05-13 | 2019-07-12 | 北京中科蓝信科技有限公司 | The asset management system of indoor distributed system and its ultrahigh frequency radio frequency identification (RFID) reader of application |
| CN112801245A (en) * | 2021-01-18 | 2021-05-14 | 中国电力科学研究院有限公司 | Method and system for identifying position and identity information of article |
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