CN111557009A - Electronic tag, asset management system and communication control method - Google Patents

Abstract

This invention discloses an electronic tag, an asset management system, and a communication control method for equipment asset management. The system includes a tag body and a tag connecting strip with one end connected to the tag body and the other end connected to the equipment. The tag body includes a housing, a tag assembly disposed within the housing, and a connecting assembly for connecting the electronic tag to an asset strip and communicating with the asset strip. The tag assembly includes a conductive trigger that cooperates with the asset strip. The tag assembly generates a wake-up signal based on the contact or separation between the conductive trigger and the asset strip, waking up the asset strip and the U-position manager, and polling to update the U-position status.

Description

An electronic label, 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 label, an asset management system and a communication control method.

Background technique

The mechanical installation dimensions of data center IT equipment comply with 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 dimension of the server, and is the abbreviation of unit. U is a special unit of measurement for the height occupied by the installation of equipment in the cabinet. For example, a two-meter-high cabinet has an installation space of 42U and can be installed 42 IT devices with a height of 1U or 21 IT devices with a height of 2U can be installed.

At present, for the existing U-bit detection scheme of data center cabinets, the method 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. Server requirements are high. The existing improvement method is to compare whether the current state information and the last state data are the same at the U-bit manager. If they are the same, the data will not be uploaded; if they are not the same, the data will be uploaded to the server. This method 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.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is that, in view of the need to read the U-bit state at all times in the prior art, the U-bit detection and transmission data volume is large, power is wasted, not environmentally friendly, and unintelligent defects, to provide an electronic label, An asset management system and a communication control method.

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

The tag assembly includes a conductive trigger member matched with the asset strip, and the tag assembly triggers to generate a wake-up signal according to the contact or separation of the conductive trigger member and the asset strip.

Preferably, in the electronic label of the present invention, the label assembly further comprises: a label circuit board electrically connected to the conductive trigger element, and the label circuit board is connected with the conductive trigger element and the connection assembly through the conductive trigger element and the connection assembly. The asset strips are connected in electrical communication.

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 contacts 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 to be generated when the double contact pin is separated from the asset bar.

Preferably, in the electronic label of the present invention, when the label assembly and the connecting assembly form a closed loop with the asset strip, the connecting assembly is used for the asset strip to be connected to the asset strip through the connecting assembly. The electronic tag supplies power and transmits and receives signals with the electronic tag, and the double contact spring pin is used for grounding.

Preferably, in the electronic label of the present invention, the connection component is further used for the asset strip to supply power to the electronic label through the connection component, and the asset strip sends power to the electronic label through the connection component The synchronization data signal synchronized with the electronic tag, the electronic tag sends a response data signal to the asset strip through the connection component according to the synchronization data signal, and this process is repeated; The connection component sends an end signal to the electronic tag, and the electronic tag gets off the machine.

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 output of the asset bar 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 contact spring pin, and is provided with a through hole for the double contact spring pin to pass through and a through hole for connecting with the double contact spring pin. 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, one or more snap-on positions for cooperating with the fixed connection portion to be electrically connected to the fixed connection portion are provided on the circuit board of the tag.

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 label of the present invention, the connecting component is a metal component, and the label 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 bar, a U-position manager for collecting the data of the asset bar, and is characterized in that it also includes at least one electronic tag described in any one of the above.

Preferably, in the asset management system of the present invention, the asset strip includes an asset strip circuit board, a conductive trigger member disposed on the asset strip circuit board and matched with each of the electronic tags, and the connection component. At least one conductive plate of the RFID 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 sleeved 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 strip sleeve corresponding to the connection assembly.

Preferably, in the asset management system of the present invention, each of the conductive disks includes at least two separated low-power power supply positive and negative conductive arcs and at least one external power supply for connecting with the electronic tag. The conductive circles of the communication connection, the conductive arcs are arranged in a circular ring, and are respectively set in correspondence with the double contact springs of the electronic tag. When the electronic tag is connected, the double triggering springs are respectively connected with The positive and negative electrodes of the low-power power supply are electrically connected by conducting arcs to form a closed loop to generate the wake-up signal; the conductive ring is correspondingly arranged with the connecting component.

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

The asset strip monitors whether the electronic tag is connected;

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

The asset strip supplies power to the electronic tag and transmits and receives signals with the electronic tag through the connection component on the electronic tag.

Preferably, in the communication control method of the present invention, when the electronic tag is connected, the asset bar triggers to generate a wake-up signal, and the step of waking up the asset bar includes:

The electronic tag is electrically connected with the asset strip through a wake-up line to form a closed loop to trigger 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 double trigger pin set on the electronic tag, and a positive and negative lead of a low-power power supply set on the asset strip. arc;

When the electronic tag is connected, the double trigger pin is electrically connected with the positive and negative electrodes 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 connection component of the electronic tag is electrically connected with the conductive ring 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, in the step of supplying power to the electronic tag through the connecting component on the electronic tag and performing signal transmission and reception with the electronic tag, the asset strip includes:

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 synchronization of the electronic tag 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 cycle this process.

Preferably, in the communication control method of the present invention, in the step of supplying power to the electronic tag through the connecting component on the electronic tag, and performing signal transmission and reception with the electronic tag, the asset strip further includes:

After the data transmission is completed and the communication is completed, the asset strip sends an end signal to the electronic tag through the communication line, and the electronic tag gets 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 serial number of the same byte as the byte data signal, and the asset bar outputs The end signal is a low-level signal, and the wake-up signal is a high-level signal.

By implementing the present invention, the intelligent wake-up function of the electronic tag is designed, and the wake-up signal is triggered when the electronic tag is in contact with or separated from the asset strip, wakes up the U-bit manager, polls and updates the U-bit status; When not changed, the system is in low power mode and will not wake up the U-bit manager, saving power. Compared with the original solution, it has the advantages of small amount of transmitted data, intelligent detection, and environmental protection detection.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

Fig. 1 is the structure schematic diagram 1 of the electronic label and asset strip of the present invention;

Fig. 2 is the second structural schematic diagram of the electronic label and the asset strip according to the present invention;

Fig. 3 is the structural representation of the conductive plate in the asset strip of the present invention;

Fig. 4 is the block diagram of the asset management system of the present invention;

Fig. 5 is the 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.

Detailed ways

In order to have a clearer understanding of the technical features, objects 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.

Figures 1 and 2 are the first and second structural diagrams of the asset strip and the asset strip, respectively. Referring to Figures 1 and 2, the present invention constructs an electronic label that can be used for equipment asset management, including a label body, and one end of the label. The label connecting tape 5 is connected to the label main body and the other end is connected to the device, and further, the label connecting tape 5 is a label silicone tape. The label main body includes a housing 1, and a fixing member 11 for fixing and connecting the label silicone tape 5 is arranged inside the housing 1, and can be selected as a fixing column 11. Correspondingly, the label silicone tape 5 is provided with a fixing member 11 for cooperating with the fixing column 11. through holes. In other embodiments, the label silicone tape 5 can be fixed on the shell 1 of the label main body by means of lamination or snap-fastening, which will not be repeated here.

The label main body also includes: a label assembly 2 disposed in the housing 1 and a connection assembly 4 for connecting the electronic label to the asset strip and for communicating with the asset strip; wherein, the label assembly 2 includes a conductive material matched with the asset strip. The trigger 22 and the tag assembly 2 are triggered to generate a wake-up signal according to the contact or separation of the conductive trigger 22 and the asset strip.

The label assembly 2 further includes: a label circuit board 21 electrically connected to the conductive trigger element 22 , and the label circuit board 21 is connected in conductive communication with the asset strip through the conductive trigger element 22 and the connection assembly 4 .

The conductive trigger 22 is a double contact spring pin whose end protrudes from the housing 1. 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 is triggered when the double contact spring pin 22 contacts the asset bar. 22 is also triggered to generate a wake-up signal when it is separated from the asset bar. Specifically, the label circuit board 21 is also provided with a fixing connector 23 for fixing the double contact spring pin 22 . The double contact spring pin 22 is in contact with the asset bar, and the asset bar 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 bar, and the closed loop formed by the asset bar 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 label circuit board 21 or the asset strip to generate a wake-up signal, wake up the U-bit manager, the U-bit manager supplies power to the asset strip, wake up the asset strip that has been in a low power consumption state, and make the U-bit manager from the asset strip. Acquire 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 may 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 connection assembly 4 form a closed loop with the asset strip, the connection assembly 4 is used for the asset strip to supply power to the electronic tag and send and receive signals with the electronic tag through the connection 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 label, and the asset strip sends a synchronization data signal for synchronization of the electronic label through the connection component 4, and the electronic tag transmits the synchronization data signal through the connection component 4 according to the synchronization data signal. Answer the data signal to the asset bar, and cycle 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, and 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. The signal is sent to the electronic label, and the electronic label is off the machine.

Among them, the synchronization data signal is a byte data signal, the response data signal is the serial 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, firstly, the double contact pin 22 is electrically connected to the asset strip, forming the first elastic pin of the asset strip and the double contact 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 component 4 is electrically connected to the asset strip to form the asset strip and the double contact spring pin 22, the label circuit board 21, The closed loop of the connecting assembly 4 creates an electrically conductive communication connection of the tag assembly 2 to the asset strip. Correspondingly, the separation of the electronic label and the asset strip is firstly the separation of the connection component 4 and the asset strip, the disconnection of the conductive communication connection, and then the separation of the double contact spring pin 22 from the asset strip, triggering the label circuit board 21 Generate a wake-up signal.

In addition, the connection 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 a hole for cooperating, fixing and electrically connecting with the label circuit board (21). or multiple fixed connections 41 . Correspondingly, the label circuit board 21 is also provided with one or more snap-on positions 211 for cooperating with the fixed connection portion 41 to be electrically and fixedly connected. 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. With reference to Fig. 1, Fig. 2 and Fig. 4, the present invention also constructs an asset management system, including an asset bar, a U-position management system that is connected to the asset bar and collects data from 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 disc 8 arranged on the asset strip circuit board 7 to cooperate with the conductive trigger 2 and the connection component 4 of each electronic tag, and the connection component 4 of the electronic tag to cooperate with the The electronic tag is connected to the wire buckle assembly 9 on the asset strip. The asset strip further includes an asset strip sleeve 6 sleeved on the periphery of the asset strip circuit board 7 , and correspondingly, an asset strip plug 10 sleeved on both ends of the fixed asset strip circuit board 7 and the asset strip sleeve 6 is also provided. The wire buckle assembly 9 includes a wire buckle housing 92 and a magnet 91 arranged in the asset strip cover 6 and corresponding to the connection component 4 , and the magnet 91 is arranged inside the asset strip cover 6 and is connected with each conductive disk 8 corresponding settings. In this embodiment, the asset strip circuit board 7 is an asset strip soft PCBA circuit board, and the conductive pad 8 is a PCB contact pad.

Fig. 3 is a schematic diagram of the structure of the conductive disk in the asset strip according to the present invention. Referring to Fig. 3, each conductive disk 8 includes at least two separated low-power power supply positive and negative conductive arcs 81 and at least one for connecting with the electronic The conductive rings 82 and the conductive arcs 81 for the communication connection of the tag are arranged in a ring shape, and are respectively set 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, form a closed loop, and generate a wake-up signal; the conductive ring 82 is set corresponding to the connecting component 4, including the corresponding position and shape settings, to ensure that the conductive ring 82 is fully contacted with the connecting component . The conductive ring 82 is electrically connected with the connection assembly 4 to form a communication line, and form a closed loop with the wake-up line.

Completely, the asset strip is arranged on one side of the cabinet, each conductive disc 8 and wire buckle assembly 9 on the asset strip are 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 to the IT equipment. On the label body, when there is an IT device placed in the U position, the electronic label connection is fixed on the asset strip. Specifically, the double contact pin 22 is in contact with the positive and negative conductive arcs 81 of the low-power power supply on the asset bar, and the positive and negative conductive arcs 81 of the low-power power supply are connected to the first pin of the double contact pin 22 , the label circuit board 21 and the second spring needle of the double contact spring needle 22 form a closed loop, which triggers the label circuit board 21 or the asset strip to generate a wake-up signal, wakes up the U-position manager, and the U-position manager supplies power to the asset strip and wakes up The asset bar has been in a low power consumption state, so that the U-bit manager obtains each U-bit data from the asset bar, and updates the status of each U-bit, including status information such as whether each U-bit is occupied. The bit data includes identification data and the like transmitted to the conductive plate 8 when the electronic tag is connected to the conductive plate 8 . Among them, the electronic tag transmits data to the asset strip, which is electrically connected to the conductive ring 82 of the asset strip through the connection component 4. At this time, the double contact spring pin 22 is used for the positive and negative conductive arcs 81 of the low-power power supply. For grounding, a closed loop is formed between the conductive ring 82 and the connecting component 4, the label circuit board 21, the double contact spring pin 22, and the positive and negative conductive arcs 81 of the low-power power supply to generate a conductive communication connection between the label component 2 and the asset strip. .

When an IT device is withdrawn from the U position, the electronic tag is separated from the asset strip. Specifically, the double contact pin 22 is separated from the positive and negative conductive arcs 81 of the low-power power supply on the asset strip. The closed loop formed by the first spring needle of the contact spring pin 22, the label circuit board 21, and the second spring needle of the double contact spring needle 22 is disconnected, and the label circuit board 21 or the asset strip is triggered to generate a wake-up signal to wake up the U Bit manager, U-bit manager powers the asset strip, wakes up the asset strip that has been in a low power consumption state, makes the U-bit manager obtain each U-bit data from the asset strip, and updates the status of each U-bit, including each U-bit. Status information such as whether a U bit is occupied. Among them, the electronic tag is separated from the asset strip, and also includes the disconnection of the closed loop formed by the asset strip and the double contact pin 22, the label circuit board 21, and the connection component 4, and the communication connection is disconnected.

The asset strip is set on one side of the data center cabinet, and the electronic label is fixed and attached to the IT equipment through 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 tags and asset strips 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. Referring to Fig. 5, on the basis of the above-mentioned electronic tag and asset management system, the present invention also constructs a communication control method, which is used for the communication between asset strips and electronic tags, including the following step:

Whether the asset strip monitoring is connected to the electronic label;

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

The asset strip supplies power to the electronic tag and transmits and receives signals with the electronic tag through the connection component 4 of the electronic tag.

Specifically, when the electronic tag is connected, the asset bar triggers to generate a wake-up signal, and the steps of waking up the asset bar include:

The asset strip has a built-in low-power power supply, and the asset strip is always 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 a wake-up line to form a closed loop to trigger a wake-up signal to wake up. asset bar. Among them, the wake-up circuit includes the double trigger pin 22 set on the electronic tag, and the positive and negative conductive arcs 81 of the low-power power supply set on the asset bar; when the electronic tag is connected, the double trigger pin 22 respectively It is electrically connected to 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 transmits and receives signals 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, and form a closed loop with the wake-up line.

In the steps that the asset strip supplies power to the electronic tag through the connection component 4 of the electronic tag and transmits and receives signals with the electronic tag, including:

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

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

After the data transmission is completed and the communication ends, the asset bar sends the end signal to the electronic label through the communication line, and the electronic label is off the machine. The completion of data transmission may include: the asset strip and the electronic tag complete data transmission within a preset time or a data acquisition table exists in the asset strip, and the data content on the data acquisition table has been acquired and recorded, and details are not repeated here. . In this embodiment, the communication line serves as both an IO connection line and a positive power supply, and the wake-up line serves as a GND connection line.

Among them, the synchronization data signal is a byte data signal, the response data signal is the serial 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.

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. Referring to FIG. 6 , it is used for the communication between the asset strip and the electronic tag, including:

The wake-up line is used to trigger the wake-up signal to wake up the asset strip when the asset strip is connected to the electronic label;

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

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, and wake up the electronic tag. Asset strip, make the asset strip conductive, and ground the wakeup line at the same time. Among them, the wake-up circuit includes a double trigger pin set on the electronic tag, and a low-power power supply positive and negative conductive arc 81 set on the asset bar; The positive and negative conductive arcs 81 of the power consumption power supply are electrically connected to form a closed loop to generate a wake-up signal.

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 synchronization of the electronic tag through the communication line, and the electronic tag is sent according to the synchronization data signal and through the communication line. Acknowledging the data signal to the asset bar repeats the 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. Wherein, the communication line includes: the connection component 4 on the electronic tag and the conductive ring 82 on the asset strip.

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

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

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

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

The asset strip is connected to the external power supply to conduct electricity, and the power acquisition module of the electronic tag acquires the 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, according to the synchronization 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 ends, 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.

The above 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, 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, a U-position manager connected to the asset strip to collect asset strip data, and at least one communication control circuit according to any of the above.

By implementing the present invention, the intelligent wake-up function of the electronic tag is designed, and the wake-up signal is triggered when the electronic tag is in contact with or separated from the asset strip, wakes up the U-bit manager, polls and updates the U-bit status; When not changed, the system is in low power mode and will not wake up the U-bit manager, saving power. Compared with the original solution, it has the advantages of small amount of transmitted 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 through the communication line according to the synchronization data signal. High-efficiency and stable communication between asset strips and electronic tags is realized on the basis of only two lines of wake-up line and communication line, simple circuit structure and low cost.

The present invention is described 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 may be made to the invention for a particular situation or situation without departing from the scope of the invention. Therefore, the inventions are not to be limited to the specific embodiments disclosed, but are to include all embodiments falling within the scope of the claims of this invention.

Claims (22)

1. An electronic tag, which can be used for equipment asset management, comprises a tag main body and a tag connecting band (5) with one end connected with the tag main body and the other end connected with the equipment; the tag body comprises a housing (1), characterized in that the electronic tag further comprises: a tag assembly (2) disposed in the housing (1) and a connection assembly (4) connecting the electronic tag to a property strip and for communicating with the property strip;

the tag assembly (2) comprises a conductive trigger (22) matched with the asset strip, and the tag assembly (2) is contacted or separated with the asset strip according to the conductive trigger (22) to trigger generation of a wake-up signal.

2. An electronic label according to claim 1, characterized in that the label assembly (2) further comprises: a tag circuit board (21) electrically connected to the conductive trigger (22), the tag circuit board (21) being in conductive communication with the asset strip through the conductive trigger (22) and the connection assembly (4).

3. The electronic tag according to claim 2, wherein the conductive trigger (22) is a duplex contact pogo pin having a distal end protruding out of the housing (1); when the dual-contact spring pin (22) is in contact with the asset strip, a closed loop is formed to trigger generation of the wake-up signal, and when the dual-contact spring pin (22) is separated from the asset strip, the wake-up signal is also triggered to be generated.

4. The electronic tag according to claim 3, wherein 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 dual-contact pogo pin (22) is used for grounding.

5. An electronic tag according to claim 4, characterized in that the connection assembly (4) is further configured to power the electronic tag by the asset strip through the connection assembly (4), and the asset strip sends a synchronization data signal for electronic tag synchronization through the connection assembly (4), and the electronic tag sends a reply data signal to the asset strip through the connection assembly (4) according to the synchronization data signal, and the process is cycled; and when the communication is finished, the asset strip sends a finishing signal to the electronic tag through the connecting component (4), and the electronic tag is taken off the phone.

6. The electronic tag of claim 5, wherein the synchronization data signal is a byte data signal, the reply data signal is a serial number of the same byte as the byte data signal, and the end signal output by the asset strip is a low signal.

7. The electronic tag according to claim 3, wherein the connecting component (4) is sleeved on the periphery of the duplex contact spring pin (22) and is provided with a through hole for the duplex contact spring pin (22) to pass through and one or more fixing connecting parts (41) for being matched, fixed and electrically connected with the tag circuit board (21).

8. The electronic tag according to claim 7, wherein the tag circuit board (21) is provided with one or more clamping positions for being matched, fixedly and electrically connected with the fixed connecting part (41).

9. An electronic tag according to claim 7, characterized in that an insulating plug (3) is arranged between the duplex contact pogo pin (22) and the connecting member (4).

10. An electronic tag as claimed in claim 1, characterised in that the connecting assembly (4) is a metal assembly, the tag assembly (2) being attached to the asset strip by cooperation with a magnet (91) on the asset strip.

11. An asset management system comprising an asset strip, a U-bit manager for collecting data of said asset strip, characterized in that it further comprises at least one electronic tag according to any of claims 1-10.

12. The asset management system of claim 11, wherein the asset strip comprises an asset strip circuit board (7), at least one conductive pad (8) disposed on the asset strip circuit board (7) for cooperating with the conductive trigger (2) and the connecting assembly (4) of each of the electronic tags, and a wire clip assembly (9) for cooperating with the connecting assembly (4) of the electronic tag to connect the electronic tag to the asset strip.

13. The asset management system of claim 12, wherein said asset strip further comprises an asset strip sleeve (6) that is sleeved around said asset strip circuit board (7).

14. The asset management system of claim 13, wherein the wire clip assembly (9) comprises a wire clip housing (92) and a magnet (91) disposed in the asset strip sleeve (6) for corresponding engagement with the connection assembly (4).

15. The asset management system according to claim 12, wherein each conductive disc (8) comprises at least two segments of separated low-power-consumption power supply positive and negative conductive arcs (81) and at least one conductive ring (82) for communicating with the electronic tag, the conductive arcs (81) are arranged in a circular ring shape and respectively correspond to dual-contact elastic pins (22) of the electronic tag, and when the electronic tag is connected, the dual-contact elastic pins (22) are respectively electrically connected with the low-power-consumption power supply positive and negative conductive arcs (81) to form a closed loop, so as to generate the wake-up signal; the conductive ring (82) is arranged corresponding to the connecting component (4).

16. A communication control method for communication between an asset strip and an electronic tag is characterized by comprising the following steps:

the asset strip monitors whether the electronic tag is accessed;

when the electronic tag is accessed, the asset strip is triggered to generate a wake-up signal to wake up the asset strip;

the asset strip supplies power to the electronic tag and receives and transmits signals with the electronic tag through a connecting component (4) on the electronic tag.

17. The communication control method according to claim 16, wherein the step of waking up the asset strip by triggering the asset strip to generate a wake-up signal when the electronic tag is accessed comprises:

the electronic tag is electrically connected with the asset strip through a wake-up circuit to form a closed loop so as to trigger and generate a wake-up signal to wake up the asset strip.

18. The communication control method according to claim 17, wherein the wake-up circuit comprises a duplex trigger latch (22) arranged on the electronic tag and a low-power-consumption power supply positive and negative conductive arcs (81) arranged on the asset strip;

when the electronic tag is connected, the duplex trigger elastic needle (22) is electrically connected with the positive and negative conductive arcs (81) of the low-power-consumption power supply respectively to form a closed loop so as to generate the awakening signal.

19. The communication control method according to claim 17, wherein the connection component (4) of the electronic tag is electrically connected with the conductive ring (82) on the asset strip to form a communication line, and forms a closed loop with the wake-up line.

20. The communication control method according to claim 19, wherein the step of supplying power to the electronic tag and transmitting and receiving signals to and from the electronic tag by the asset strip through the connection component (4) of the electronic tag includes:

awakening the asset strip according to the awakening signal, and grounding the awakening line at the same time;

the asset strip supplies power to the electronic tag through the communication line, the asset strip sends a synchronous 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 synchronous data signal, and the process is circulated.

21. The communication control method according to claim 20, wherein in the step of supplying power to the electronic tag and transmitting and receiving signals to and from the electronic tag by the asset strip through a connection component (4) on the electronic tag, the method further comprises:

and after the data transmission is finished, the communication is finished, the asset strip sends a finishing signal to the electronic tag through the communication line, and the electronic tag is taken off line.

22. The communication control method according to claim 21, wherein the synchronous data signal is a byte data signal, the response data signal is a serial number of the same byte as the byte data signal, the end signal output by the asset strip is a low level signal, and the wake-up signal is a high level signal.

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