WO2021000273A1

WO2021000273A1 - Electronic tag, asset management system, and communication control method

Info

Publication number: WO2021000273A1
Application number: PCT/CN2019/094459
Authority: WO
Inventors: 蔡舵
Original assignee: 深圳市中联创新自控系统有限公司
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2021-01-07
Also published as: CN111557009B; CN111557009A

Abstract

Disclosed are an electronic tag, an asset management system, and a communication control method, wherein same are used for device asset management. The electronic tag comprises a tag main body, and a tag connection band with one end connected to the tag main body and the other end connected to a device; the tag main body comprises a shell, a tag component arranged in the shell, and a connection component used for connecting the electronic tag to an asset bar and used for communicating with the asset bar; and the tag component comprises a conductive trigger member cooperating with the asset bar, and according to contact or separation between the conductive trigger member and the asset bar, the tag component triggers the generation of a wake-up signal to wake up the asset bar and a U-bit manager, so as to update a U-bit state in a polling manner.

Description

Electronic tag, asset management system and communication control method

Technical field

The invention relates to the technical field of data center management, in particular to an electronic tag, an asset management system and a communication control method.

Background technique

The mechanical installation dimensions of the IT equipment in the data center comply with the GB/T3047.2-92 and JB/T 10324-2002 standards, the width is 19 inches, and the height is measured in "U" digits. U is a unit that represents the external dimensions of the server. It is an abbreviation for unit. U is a special unit of measurement for the height occupied by the equipment installed in a cabinet. For example, a two-meter-high cabinet has an installation space of 42U and can be installed. 42 IT equipment with a height of 1U or 21 IT equipment with a height of 2U can be installed.

At present, for existing data center cabinet U-bit detection schemes, the way of polling the U-bit manager is generally used to obtain and update the status of each U-bit in the cabinet in real time. However, the amount of data transmitted is very large, which is very important for the communication network and background. The server requirements are high. The existing improvement method is to compare the current status information with the last status data at the U-bit manager. If they are the same, no more data will be uploaded; if they are not the same, the data will be uploaded to the server. This approach solves the problem of data redundancy and reduces server load. However, it is still necessary to read the U bit status every moment, which wastes power and is not environmentally friendly.

technical problem

The technical problem to be solved by the present invention is that, in view of the need to read the U bit status every moment in the prior art, the U bit detects the defects of large amount of transmitted data, waste of power, unenvironmental protection, and unintelligence, and provides an electronic tag, Asset management system and communication control method.

Technical solutions

The technical solution adopted by the present invention to solve its technical problems is: constructing an electronic tag that can be used for equipment asset management, including a tag main body, and a tag connection belt with one end connected to the tag main body and the other end connected to the device; The tag main body includes a housing, and it is characterized in that the electronic tag further includes: a tag assembly arranged in the housing and a device for connecting the electronic tag to the asset strip and communicating with the asset strip. Connecting components;

The tag assembly includes a conductive trigger that cooperates with the asset strip, and the tag assembly triggers the generation of a wake-up signal according to the contact or separation between the conductive trigger and the asset strip.

Preferably, in the electronic tag of the present invention, the tag assembly further includes: a tag circuit board electrically connected to the conductive trigger, and the tag circuit board is connected to the conductive trigger and the connection assembly through the conductive trigger and the connection assembly. The asset strip is electrically connected to communicate.

Preferably, in the electronic tag of the present invention, the conductive trigger is a double contact spring pin whose end protrudes from the housing; when the double contact spring pin is in contact with the asset strip A closed loop is formed to trigger the generation of the wake-up signal, and the wake-up signal is also triggered when the double contact spring pin is separated from the asset bar.

Preferably, in the electronic tag of the present invention, when the tag component and the connecting component and the asset strip form a closed loop, the connecting component is used for the asset strip to be used for the asset strip through the connecting component. The electronic tag supplies power and performs signal transmission and reception with the electronic tag, and the double contact spring pin is used for grounding.

Preferably, in the electronic tag of the present invention, the connecting component is further used for the asset strip to supply power to the electronic tag through the connecting component, and the asset strip is used for sending power through the connecting component. The synchronization data signal synchronized with the electronic tag, the electronic tag sends a response data signal to the asset strip through the connecting component according to the synchronization data signal, and this process is repeated; the communication ends, the asset strip passes all The connecting component sends an end signal to the electronic tag, and the electronic tag is dismounted.

Preferably, in the electronic tag of the present invention, the synchronization data signal is a byte data signal, the response data signal is a serial number of the same byte as the byte data signal, and the asset strip outputs The end signal is a low-level signal.

Preferably, in the electronic tag of the present invention, the connecting component is sleeved on the periphery of the double-connected contact spring pin, and is provided with a through hole for the double-connected contact spring pin to pass through and used for connecting with The label circuit board is fitted with one or more fixed connection parts that are fixed and electrically connected.

Preferably, in the electronic tag of the present invention, the tag circuit board is provided with one or more clamping positions for cooperating and fixing the electrical connection with the fixed connection portion.

Preferably, in the electronic tag of the present invention, an insulating plug is provided between the double contact spring pin and the connecting assembly.

Preferably, in the electronic tag of the present invention, the connecting component is a metal component, and the tag component is connected to the asset strip by cooperating with a magnet on the asset strip.

The present invention also constructs an asset management system, which includes an asset strip and a U-bit manager for collecting data of the asset strip, and is characterized in that it also includes at least one of the above-mentioned electronic tags.

Preferably, in the asset management system of the present invention, the asset strip includes an asset strip circuit board, and is arranged on the asset strip circuit board to cooperate with the conductive trigger of each electronic tag and the connection assembly At least one conductive plate of the electronic tag, and a wire buckle assembly that cooperates with the connecting assembly of the electronic tag to connect the electronic tag to the asset strip.

Preferably, in the asset management system of the present invention, the asset strip further includes an asset strip sleeve set on the periphery of the asset strip circuit board.

Preferably, in the asset management system of the present invention, the wire buckle assembly includes a wire buckle housing, and a magnet provided in the asset holder and correspondingly matched with the connecting assembly.

Preferably, in the asset management system of the present invention, each of the conductive disks includes at least two separate low-power power supply positive and negative conductive arcs and at least one connected to an external power supply and used to communicate with the electronic tag. The conductive loops connected in communication, the conductive arcs are arranged in an annular shape, and are respectively set in correspondence with the double contact springs of the electronic tag. When the electronic tag is connected, the double trigger spring pins are respectively connected with The positive and negative conductive arcs of the low-power power supply are electrically connected to form a closed loop to generate the wake-up signal; the conductive ring is arranged corresponding to the connecting component.

The present invention also constructs a communication control method for the communication between the asset strip and the electronic tag, including the following steps:

Monitoring whether the asset strip is connected to the electronic tag;

When the electronic tag is accessed, the asset strip triggers the generation of a wake-up signal to wake up the asset strip;

The asset strip supplies power to the electronic tag through the connecting component on the electronic tag and performs signal transmission and reception with the electronic tag.

Preferably, in the communication control method of the present invention, when the electronic tag is accessed, the asset strip triggers the generation of a wake-up signal, and the step of waking up the asset strip includes:

The electronic tag is electrically connected with the asset strip through a wake-up line to form a closed loop to trigger the generation of a wake-up signal to wake up the asset strip.

Preferably, in the communication control method of the present invention, the wake-up line includes a dual trigger spring pin set on the electronic tag, and a low-power power supply positive and negative poles set on the asset strip. Arc

When the electronic tag is connected, the dual trigger spring pins are electrically connected with the positive and negative conductive arcs of the low-power power supply to form a closed loop to generate the wake-up signal.

Preferably, in the communication control method of the present invention, the connecting component of the electronic tag is electrically connected with the conductive loop on the asset strip to form a communication line, and forms a closed loop with the wake-up line.

Preferably, in the communication control method of the present invention, the steps of the asset strip supplying power to the electronic tag through the connection component on the electronic tag and performing signal transmission and reception with the electronic tag include:

Wake up the asset strip according to the wake-up signal, and ground the wake-up line at the same time;

The asset strip supplies power to the electronic tag through the communication line, and the asset strip sends a synchronization data signal for the electronic tag synchronization through the communication line, and the electronic tag is based on the synchronization data signal And send a response data signal to the asset strip through the communication line, and this process is repeated.

Preferably, in the communication control method of the present invention, the steps of the asset strip supplying power to the electronic tag through the connecting component on the electronic tag and transmitting and receiving signals with the electronic tag further include:

After the data transmission is completed, the communication ends, the asset strip sends an end signal to the electronic tag through the communication line, and the electronic tag is off the machine.

Preferably, in the communication control method of the present invention, the synchronization data signal is a byte data signal, the response data signal is a sequence number of the same byte as the byte data signal, and the asset strip outputs The end signal of is a low-level signal, and the wake-up signal is a high-level signal.

Beneficial effect

By implementing the present invention, the smart wake-up function of the electronic tag is designed to trigger the generation of a wake-up signal when the electronic tag contacts or separates from the asset strip, wakes the U-bit manager, and polls to update the U-bit status; when the electronic tag contacts or separates from the asset strip When it is not changed, the system is in a low-power mode, and the U-bit manager will not be awakened to save power. Compared with the original solution, it has the advantages of small transmission data, intelligent detection and environmental protection detection.

Description of the drawings

Fig. 1 is a structural diagram 1 of the electronic tag and asset strip of the present invention;

Figure 2 is the second structural diagram of the electronic tag and asset strip of the present invention;

Figure 3 is a schematic diagram of the structure of the conductive plate in the asset strip of the present invention;

Figure 4 is a block diagram of the asset management system of the present invention;

Figure 5 is a flow chart of the communication control method of the present invention;

Fig. 6 is a block diagram of the communication control circuit of the present invention.

Embodiments of the invention

In order to have a clearer understanding of the technical features, objectives and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

Figure 1 and Figure 2 are the first and second structural diagrams of the asset strip and the asset strip respectively. See Figure 1 and Figure 2. The present invention constructs an electronic label that can be used for equipment asset management, including a label body and one end The label connection tape 5 is connected to the label body and the other end is connected to the device, and further, the label connection tape 5 is a label silicone tape. The label main body includes a housing 1. A fixing member 11 for fixing and connecting the label silicone tape 5 is arranged inside the housing 1, and can be optionally a fixed post 11. Accordingly, the label silicone tape 5 is provided with a fixing post 11 Of through holes. In other embodiments, the label silicone tape 5 can be fixed on the housing 1 of the label main body by means of lamination or snap fixing, which will not be repeated here.

The tag main body also includes: a tag assembly 2 arranged in the housing 1 and a connection assembly 4 for connecting the electronic tag to the asset strip and communicating with the asset strip; wherein the tag assembly 2 includes a conductive component that cooperates with the asset strip. The trigger 22 and the tag assembly 2 trigger the generation of a wake-up signal according to the contact or separation between the conductive trigger 22 and the asset strip.

The tag assembly 2 further includes a tag circuit board 21 electrically connected to the conductive trigger 22, and the tag circuit board 21 is electrically connected to the asset strip through the conductive trigger 22 and the connection assembly 4.

The conductive trigger 22 is a double contact spring pin extending from the shell 1 at the end. When the double contact spring pin 22 contacts the asset strip, a closed loop is formed to trigger a wake-up signal, and the double contact spring pin The wake-up signal is also triggered when 22 is separated from the asset bar. Specifically, the label circuit board 21 is also provided with a fixed connector 23 for fixing the double contact spring pin 22. The double contact spring pin 22 is in contact with the asset strip, and the asset strip forms a closed loop with the first spring pin of the double contact spring pin 22, the label circuit board 21, and the second spring pin of the double contact spring pin 22, or The double contact spring pin 22 is separated from the asset strip, and the closed loop formed by the asset strip and the first spring pin of the double contact spring pin 22, the label circuit board 21, and the second spring pin of the double contact spring pin 22 is broken. On, both trigger the tag circuit board 21 or the asset bar to generate a wake-up signal, wake up the U-bit manager, the U-bit manager provides power to the asset bar, wakes up the asset bar that has been in a low power consumption state, and makes the U-bit manager from the asset bar Get each U bit data, update the status of each U bit, including status information such as whether each U bit is occupied. Specifically, the wake-up signal can be transmitted to the U-bit manager in a wired or wireless manner to wake up the U-bit manager.

When the tag assembly 2 and the connecting assembly 4 form a closed loop with the asset strip, the connecting assembly 4 is used for the asset strip to supply power to the electronic tag and transmit and receive signals with the electronic tag through the connecting assembly 4, and the double contact spring pin 22 is used for grounding. Specifically, the asset strip supplies power to the electronic tag through the connection component 4 to complete the initialization of the electronic tag, and the asset strip sends a synchronization data signal for electronic tag synchronization through the connection component 4, and the electronic tag sends the electronic tag through the connection component 4 according to the synchronization data signal. Respond to the data signal to the asset bar and loop this process;

The asset strip and the electronic tag complete the data transmission within the preset time or there is a data acquisition table in the asset strip. The data content on the data acquisition table has been acquired and recorded, then the communication ends, and the asset strip is sent through the connection component 4 to end The signal is sent to the electronic label, and the electronic label is dismounted.

Among them, the synchronization data signal is a byte data signal, the response data signal is the sequence number of the same byte as the byte data signal, the end signal output by the asset bar is a low-level signal, and the wake-up signal is a high-level signal.

In the process of electrically connecting the electronic tag to the asset strip, first, the double contact spring pin 22 is electrically connected to the asset strip, forming the first spring pin of the asset strip and the double contact spring pin 22, the label circuit board 21, The closed loop of the second spring pin of the double contact spring pin 22 is triggered to generate a wake-up signal, and then the connecting assembly 4 is electrically connected to the asset strip to form the asset strip, the double contact spring pin 22, and the label circuit board 21, The closed loop of the connecting assembly 4 produces a conductive communication connection between the tag assembly 2 and the asset strip. Correspondingly, the separation of the electronic tag from the asset strip is first the separation of the connection assembly 4 from the asset strip, the disconnection of the conductive communication connection, and the separation of the double contact spring pin 22 from the asset strip, which triggers the label circuit board 21 Generate a wake-up signal.

In addition, the connecting assembly 4 is sleeved on the periphery of the double contact spring pin 22, and is provided with a through hole for the double contact spring pin 22 to pass through, and one used for cooperating, fixing and electrically connecting with the label circuit board (21). Or multiple fixed connection parts 41. Correspondingly, the label circuit board 21 is also provided with one or more clamping positions 211 for cooperating and fixing the electric connection with the fixed connection portion 41. The connecting component 4 is a metal component, and the tag component 2 is connected and fixed on the asset strip by cooperating with the magnet 91 on the asset strip. Further, the connecting assembly 4 is a bowl-mounted metal assembly, and an insulating plug 3 is also provided between the double contact spring pin 22 and the connecting assembly 4.

Fig. 4 is a block diagram of the asset management system of the present invention. In combination with Fig. 1, Fig. 2 and Fig. 4, the present invention also constructs an asset management system, including an asset bar and a U-bit management for collecting asset bar data connected to the asset bar The device also includes at least one electronic tag of any of the above.

The asset strip includes an asset strip circuit board 7, at least one conductive plate 8 that is arranged on the asset strip circuit board 7 to cooperate with the conductive trigger 2 and the connection assembly 4 of each electronic tag, and the connection assembly 4 of the electronic tag. The electronic tag is connected to the line buckle assembly 9 on the asset strip. The asset strip also includes an asset strip sleeve 6 sleeved on the periphery of the asset strip circuit board 7, and correspondingly, asset strip plugs 10 sleeved on both ends of the fixed asset strip circuit board 7 and the asset strip sleeve 6. Wherein, the wire buckle assembly 9 includes a wire buckle housing 92, and a magnet 91 provided in the asset strip cover 6 corresponding to the connection assembly 4, and the magnet 91 is provided inside the asset strip cover 6 and is connected to each conductive plate 8 Corresponding settings. In this embodiment, the asset strip circuit board 7 is an asset strip flexible PCBA circuit board, and the conductive plate 8 is a PCB contact plate.

Fig. 3 is a schematic diagram of the structure of the conductive plate in the asset strip of the present invention. Referring to Fig. 3, each conductive plate 8 includes at least two sections of separate low-power power positive and negative conductive arcs 81 and at least one for contact with the electronic The conductive ring 82 for the communication connection of the tag, and the conductive arc 81 are arranged in a circular ring shape, respectively corresponding to the double contact spring pins 22 of the electronic tag. When the electronic tag is connected, the double trigger spring pins 22 are respectively connected with the low power The positive and negative conductive arcs 81 of the power consumption are electrically connected to form a wake-up circuit to form a closed loop and generate a wake-up signal; the conductive ring 82 is set corresponding to the connection assembly 4, including corresponding positions and shapes, to ensure that the conductive ring 82 is in full contact with the connection assembly . The conductive ring 82 is electrically connected with the connection assembly 4 to form a communication line, and forms a closed loop with the wake-up line.

Completely, the asset strip is set on one side of the cabinet, and each conductive plate 8 and wire buckle assembly 9 on the asset strip is set corresponding to each U position. One end of the label silicone tape 5 is fixedly attached to the IT equipment, and the other end is connected On the main body of the tag, when IT equipment is put in the U position, the electronic tag is connected and fixed on the asset strip. Specifically, the double contact spring pin 22 is in contact with the positive and negative conductive arc 81 of the low-power power supply on the asset strip, and the low-power power positive and negative conductive arc 81 is in contact with the first spring pin of the double contact spring pin 22. The label circuit board 21 and the second spring pin of the double contact spring pin 22 constitute a closed loop, which triggers the label circuit board 21 or the asset bar to generate a wake-up signal, wake up the U-bit manager, and the U-bit manager powers the asset bar and wakes up The asset bar that has been in a low-power state allows the U-bit manager to obtain each U-bit data from the asset bar, and update the status of each U-bit, including status information such as whether each U-bit is occupied or not. The bit data includes identification data transmitted to the conductive disk 8 when the electronic tag is connected to the conductive disk 8. Among them, its electronic tag transmits data to the asset strip by contacting and electrically connecting with the conductive ring 82 of the asset strip through the connecting assembly 4. At this time, the double contact spring pin 22 is used for the positive and negative conductive arc 81 of the low-power power supply. When grounded, a closed loop between the conductive ring 82 and the connection assembly 4, the label circuit board 21, the double contact spring pin 22, and the low-power power supply positive and negative conductive arc 81 is formed to generate a conductive communication connection between the label assembly 2 and the asset strip. .

When IT equipment is removed from the U position, the electronic tag is separated from the asset strip. Specifically, the double contact spring pin 22 is separated from the low-power power supply positive and negative conductive arc 81 on the asset strip, and the asset strip is separated from the double The closed loop formed by the first spring pin of the contact spring pin 22, the label circuit board 21, and the second spring pin of the double contact spring pin 22 is disconnected, and the label circuit board 21 or the asset strip is triggered to generate a wake-up signal to wake up U The U-bit manager, the U-bit manager supplies power to the asset bar, wakes up the asset bar that has been in a low-power state, and makes the U-bit manager obtain each U-bit data from the asset bar, and update the status of each U-bit, including every Status information such as whether a U bit is occupied or not. Wherein, the electronic tag is separated from the asset strip, and also includes that the closed loop formed by the asset strip and the double contact spring pin 22, the label circuit board 21, and the connection assembly 4 is disconnected, and the communication connection is disconnected.

The asset strip is set on the side of the data center cabinet, and the electronic label is fixed and attached to the IT equipment by the label silicone tape. The electronic label body is connected and fixed on the asset strip when the IT equipment is placed in the U position. The invention realizes efficient and stable communication between the tag and the asset strip on the basis of few connecting lines, simple circuit structure and low cost. Fig. 5 is a flow chart of the communication control method of the present invention. See Fig. 5. On the basis of the above electronic tag and asset management system, the present invention also constructs a communication control method for the communication between the asset strip and the electronic tag, including the following step:

Whether the asset strip is connected to the electronic tag;

When the electronic tag is connected, the asset bar triggers a wake-up signal to wake up the asset bar;

The asset strip supplies power to the electronic tag through the connection assembly 4 of the electronic tag and performs signal transmission and reception with the electronic tag.

Specifically, when the electronic tag is connected, the asset strip triggers the generation of a wake-up signal, and the step of awakening the asset strip includes:

The asset strip has a built-in low-power power supply, and the asset strip has always been in a low-power state. When the asset strip detects that the electronic tag is connected, the electronic tag is electrically connected to the asset strip through the wake-up line to form a closed loop to trigger the generation of a wake-up signal, wake up Asset strip. Among them, the wake-up circuit includes a dual trigger spring pin 22 set on the electronic tag, and a low-power power supply positive and negative conductive arc 81 set on the asset strip; when the electronic tag is connected, the dual trigger spring pin 22 is respectively It is electrically connected with the positive and negative conductive arcs 81 of the low-power power supply to form a closed loop to generate a wake-up signal.

When the asset strip supplies power to the electronic tag and performs signal transmission and reception with the electronic tag, the connecting component 4 of the electronic tag is electrically connected with the conductive ring 82 on the asset strip to form a communication line, which forms a closed loop with the wake-up line.

The steps of the asset strip supplying power to the electronic tag through the connecting component 4 of the electronic tag and transmitting and receiving signals with the electronic tag include:

Wake up the asset strip according to the wake-up signal, connect the asset strip to the external power supply, and ground the wake-up line at the same time;

The asset strip supplies power to the electronic tag through the communication line to complete the initialization of the electronic tag, and the asset strip sends a synchronization data signal for electronic tag synchronization through the communication line, and the electronic tag sends a response data signal to the asset strip through the communication line according to the synchronization data signal. , Loop this process. among them.

After the data transmission is completed, the communication ends, the asset strip sends an end signal to the electronic tag through the communication line, and the electronic tag is dismounted. The completion of the data transmission may include: the asset strip and the electronic tag complete the data transmission within the preset time or there is a data acquisition table in the asset strip. The data content on the data acquisition table has been acquired and recorded, so I will not repeat it here. . In this embodiment, the communication line serves as both the IO connection line and the positive pole of the power supply, and the wake-up line serves as the GND connection line.

Correspondingly, the present invention also constructs a communication control circuit. Fig. 6 is a block diagram of the communication control circuit of the present invention. See Fig. 6, which is used for communication between asset strips and electronic tags, including:

The wake-up line is used for when the asset bar is connected to the electronic tag, the asset bar triggers a wake-up signal to wake up the asset bar;

The communication line is used for the asset strip to supply power to the electronic tag through the communication line and to send and receive signals with the electronic tag.

Specifically, the wake-up line is further used to keep the asset strip in a low power consumption state. When the asset strip detects that the electronic tag is connected, the electronic tag is electrically connected to the asset strip through the wake-up line to form a closed loop to trigger the generation of a wake-up signal. The asset bar makes the asset bar conductive and grounds the wake-up line at the same time. Among them, the wake-up circuit includes a dual trigger spring pin set on the electronic tag, and a low-power power supply positive and negative conductive arc 81 set on the asset strip; when the electronic tag is connected, the dual trigger spring pin is connected to the low The positive and negative conductive arcs 81 of the power consumption are electrically connected to form a closed loop, and a wake-up signal is generated.

The communication line is further used for the asset strip to supply power to the electronic tag through the communication line to complete the initialization of the electronic tag, and the asset strip sends a synchronization data signal for electronic tag synchronization through the communication line, and the electronic tag is sent through the communication line according to the synchronization data signal Respond to the data signal to the asset bar and loop this process. When the communication is over, the asset strip sends an end signal to the electronic tag through the communication line, and the electronic tag gets off the machine. Among them, the communication line includes: the connecting assembly 4 on the electronic tag and the conductive ring 82 on the asset strip.

Wherein, the electronic tag includes: a signal transceiving module for signal transceiving with the communication line, a power acquisition module for acquiring power from the communication line, and a microprocessor MCU electrically connected to the signal transceiving module and the power acquisition module.

The microprocessor is provided with a power port electrically connected to the power acquisition module, a first ground port electrically connected to the wake-up line, and a first input port and a first output port electrically connected to the signal transceiving module.

The asset bar includes a main controller CPU; the main controller is provided with a second ground port electrically connected to the wake-up line, and a second input port and a second output port electrically connected to the communication line.

In this embodiment, the communication line serves as both the IO connection line and the positive pole of the power supply, and the wake-up line serves as the GND connection line. Completely, the asset strip supplies power to the electronic tag through the communication line and transmits and receives signals with the electronic tag, which further includes:

The asset bar is connected to an external power source to conduct electricity, and the power acquisition module of the electronic tag acquires power through the communication line and transmits the power to the power port of the microprocessor. The second output port on the main controller sends the synchronization data signal for electronic label synchronization through the communication line. The signal transceiver module receives the synchronization data signal and transmits the synchronization data signal to the first input port on the microprocessor. The first output port on the data signal microprocessor outputs the response data signal through the signal transceiver module, and transmits it to the second input port on the main controller through the communication line, and this process is repeated;

When the communication is over, the second output port on the main controller sends an output end signal through the communication line, the signal transceiver module receives the end signal, and transmits the end signal to the first input port on the microprocessor, and the electronic label is off the machine.

Wherein, the aforementioned synchronization data signal is a byte data signal, the response data signal is a sequence number of the same byte as the byte data signal, the end signal output by the asset bar is a low-level signal, and the wake-up signal is a high-level signal.

In addition, the present invention also constructs an asset management system, which includes at least one electronic tag, an asset strip and a U-bit manager connected with the asset strip to collect asset strip data, and also includes at least one communication control circuit of any of the above.

Industrial applicability

By implementing the present invention, the smart wake-up function of the electronic tag is designed to trigger the generation of a wake-up signal when the electronic tag contacts or separates from the asset strip, wakes the U-bit manager, and polls to update the U-bit status; when the electronic tag contacts or separates from the asset strip When it is not changed, the system is in a low-power mode, and the U-bit manager will not be awakened to save power. Compared with the original solution, it has the advantages of small transmission data, intelligent detection and environmental protection detection. Moreover, when the electronic tag is connected, the electronic tag is electrically connected to the asset strip through the wake-up line to form a closed loop to trigger the generation of a wake-up signal, wake up the asset strip and ground the wake-up line at the same time; the asset strip supplies power to the electronic tag through the communication line, In addition, the asset strip sends a synchronization data signal for electronic tag synchronization through the communication line, and the electronic tag sends a response data signal to the asset strip via the communication line according to the synchronization data signal. On the basis of only the wake-up line and the communication line, the circuit structure is simple, and the cost is low, efficient and stable communication between the asset strip and the electronic tag is realized.

Sequence Listing Free Content

The present invention is illustrated through specific embodiments, and those skilled in the art should understand that various changes and equivalent substitutions can be made to the present invention without departing from the scope of the present invention. In addition, various modifications can be made to the present invention for specific situations or specific situations without departing from the scope of the present invention. Therefore, the present invention is not limited to the disclosed specific embodiments, but should include all embodiments falling within the scope of the claims of the present invention.

Claims

An electronic tag, which can be used for equipment asset management, includes a tag main body, and a tag connection band (5) with one end connected to the tag main body and the other end connected to the device; the tag main body includes a housing (1), It is characterized in that the electronic tag further includes: a tag component (2) arranged in the housing (1) and a connecting component for connecting the electronic tag to the asset strip and for communicating with the asset strip (4);

The tag assembly (2) includes a conductive trigger (22) that cooperates with the asset strip, and the tag assembly (2) triggers the contact or separation of the conductive trigger (22) with the asset strip. Generate a wake-up signal.
The electronic label according to claim 1, wherein the label assembly (2) further comprises: a label circuit board (21) electrically connected to the conductive trigger (22), and the label circuit board (21) ) Conductively and communicatively connect with the asset strip through the conductive trigger (22) and the connecting component (4).
The electronic tag according to claim 2, characterized in that, the conductive trigger (22) is a double contact spring pin whose end protrudes from the housing (1); (22) When contacting the asset strip, a closed loop is formed to trigger the generation of the wake-up signal, and the wake-up signal is also triggered when the double contact spring pin (22) is separated from the asset strip.
The electronic tag according to claim 3, characterized in that, when the tag assembly (2) and the connecting assembly (4) form a closed loop with the asset strip, the connecting assembly (4) is used for all The asset strip supplies power to the electronic tag through the connection assembly (4) and performs signal transmission and reception with the electronic tag, and the double contact spring pin (22) is used for grounding.
The electronic tag according to claim 4, characterized in that the connection component (4) is further used for the asset strip to supply power to the electronic tag through the connection component (4), and the asset strip Sending a synchronization data signal for the electronic tag synchronization through the connection component (4), and the electronic tag sends a response data signal to the asset strip through the connection component (4) according to the synchronization data signal, This process is looped; the communication ends, the asset strip sends an end signal to the electronic tag through the connection component (4), and the electronic tag is off the machine.
The electronic tag according to claim 5, wherein the synchronization data signal is a byte data signal, the response data signal is a serial number of the same byte as the byte data signal, and the asset strip outputs The end signal of is a low-level signal.
The electronic tag according to claim 3, characterized in that the connecting component (4) is sleeved on the periphery of the double contact spring pin (22), and is provided with the double contact spring pin ( 22) Passing through holes and one or more fixed connection parts (41) for mating and fixing and electrically connecting with the label circuit board (21).
The electronic tag according to claim 7, characterized in that, the tag circuit board (21) is provided with one or more clamping positions for cooperating and fixing the electrical connection with the fixed connection portion (41).
The electronic tag according to claim 7, characterized in that an insulating plug (3) is provided between the double contact spring pin (22) and the connecting assembly (4).
The electronic tag according to claim 1, characterized in that the connecting component (4) is a metal component, and the tag component (2) is connected to the label component (2) by cooperating with the magnet (91) on the asset strip. On the asset bar.
An asset management system, comprising an asset strip and a U-bit manager for collecting data of the asset strip, and is characterized in that it further comprises at least one electronic tag according to any one of claims 1-10.
The asset management system according to claim 11, characterized in that the asset strip comprises an asset strip circuit board (7), a conductive trigger set on the asset strip circuit board (7) and each electronic tag At least one conductive plate (8) matched with the connecting component (4) and the connecting component (4) of the electronic tag to connect the electronic tag to the asset strip Components (9).
The asset management system according to claim 12, wherein the asset strip further comprises an asset strip sleeve (6) set on the periphery of the asset strip circuit board (7).
The asset management system according to claim 13, characterized in that the wire buckle assembly (9) comprises a wire buckle housing (92), and is arranged in the asset holder (6) and is connected to the connecting assembly ( 4) Corresponding to the matching magnet (91).
The asset management system according to claim 12, wherein each of the conductive plates (8) includes at least two sections of low-power power supply positive and negative conductive arcs (81) separated by at least one The conductive ring (82) for communication connection of the electronic tag. The conductive arcs (81) are arranged in a circular ring shape and are respectively arranged corresponding to the double contact spring pins (22) of the electronic tag. When labeling, the double trigger spring pins (22) are respectively electrically connected with the positive and negative conductive arcs (81) of the low-power power supply to form a closed loop to generate the wake-up signal; the conductive ring (82) Corresponding to the connecting component (4).
A communication control method for communication between an asset strip and an electronic tag, which is characterized in that it includes the following steps:

Monitoring whether the asset strip is connected to the electronic tag;

When the electronic tag is accessed, the asset strip triggers the generation of a wake-up signal to wake up the asset strip;

The asset strip supplies power to the electronic tag through the connecting component (4) on the electronic tag and performs signal transmission and reception with the electronic tag.
The communication control method according to claim 16, wherein when the electronic tag is accessed, the asset strip triggers the generation of a wake-up signal, and the step of waking up the asset strip comprises:

The electronic tag is electrically connected with the asset strip through a wake-up line to form a closed loop to trigger the generation of a wake-up signal to wake up the asset strip.
The communication control method according to claim 17, characterized in that the wake-up line comprises a double trigger spring pin (22) set on the electronic tag, and a low-power power supply set on the asset strip Positive and negative conductive arcs (81);

When the electronic tag is connected, the double trigger spring pins (22) are respectively electrically connected with the positive and negative conductive arcs (81) of the low-power power supply to form a closed loop to generate the wake-up signal.
The communication control method according to claim 17, characterized in that the connecting component (4) of the electronic tag is electrically connected with the conductive ring (82) on the asset strip to form a communication line, which forms a closed circuit with the wake-up line. Loop.
The communication control method according to claim 19, characterized in that, in the steps of the asset strip supplying power to the electronic tag through the connecting component (4) of the electronic tag and transmitting and receiving signals with the electronic tag, include:

Wake up the asset strip according to the wake-up signal, and ground the wake-up line at the same time;

The asset strip supplies power to the electronic tag through the communication line, and the asset strip sends a synchronization data signal for the electronic tag synchronization through the communication line, and the electronic tag is based on the synchronization data signal And send a response data signal to the asset strip through the communication line, and this process is repeated.
The communication control method according to claim 20, characterized in that, in the steps of the asset strip supplying power to the electronic tag through the connecting component (4) on the electronic tag and transmitting and receiving signals with the electronic tag ,Also includes:

After the data transmission is completed, the communication ends, the asset strip sends an end signal to the electronic tag through the communication line, and the electronic tag is off the machine.
The communication control method according to claim 21, wherein the synchronization data signal is a byte data signal, the response data signal is a sequence number of the same byte as the byte data signal, and the asset The output end signal is a low-level signal, and the wake-up signal is a high-level signal.

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