CN111557009B - Electronic tag, asset management system and communication control method - Google Patents
Electronic tag, asset management system and communication control method Download PDFInfo
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- CN111557009B CN111557009B CN201980007166.7A CN201980007166A CN111557009B CN 111557009 B CN111557009 B CN 111557009B CN 201980007166 A CN201980007166 A CN 201980007166A CN 111557009 B CN111557009 B CN 111557009B
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- 238000004891 communication Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 35
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- 230000004044 response Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 230000001960 triggered effect Effects 0.000 claims description 8
- 230000002618 waking effect Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 230000001351 cycling effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07758—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for adhering the record carrier to further objects or living beings, functioning as an identification tag
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses an electronic tag, an asset management system and a communication control method, which are used for equipment asset management, and comprise a tag main body and a tag connecting belt, wherein one end of the tag connecting belt is connected with the tag main body, and the other end of the tag connecting belt is connected with equipment; the tag body comprises a shell, a tag assembly arranged in the shell, and a connecting assembly for connecting the electronic tag to the asset strip and communicating with the asset strip; the tag assembly comprises a conductive trigger piece matched with the asset strip, and the tag assembly generates a wake-up signal according to the contact or separation of the conductive trigger piece and the asset strip, wakes up the asset strip and the U-bit manager and polls and updates the U-bit state.
Description
Technical Field
The present invention relates to the field of data center management technologies, and in particular, to an electronic tag, an asset management system, and a communication control method.
Background
The mechanical mounting dimensions of the data center IT equipment are in accordance with the GB/T3047.2-92 and JB/T10324-2002 standards, with a width of 19 inches and a height measured in "U" digits. U is a unit representing the external size of a server, is an abbreviation of unit, U is a special measurement unit of the height occupied by equipment installation in an international cabinet, such as a cabinet with a height of two meters, the installation space is 42U, 42 IT equipment with a height of 1U can be installed or 21 IT equipment with a height of 2U can be installed.
At present, a mode of polling a U-bit manager is generally adopted for a U-bit detection scheme of an existing data center cabinet, so that the state of each U-bit in the cabinet is obtained in real time, but the transmitted data volume is large, and the requirements on a communication network and a background server are high. The existing improvement mode is that whether the current state information is the same as the last state data or not is compared at the U-bit manager, and if the current state information is the same as the last state data, the data is not uploaded any more; if not, the data is uploaded to the server. The method well solves the problem of data redundancy and reduces the load of the server. However, the state of the U bit still needs to be read at all times, which wastes electric quantity and is not environment-friendly.
Disclosure of Invention
Aiming at the defects of large quantity of transmission data, waste of electric quantity, environmental protection and incapacity of the prior art, the invention provides an electronic tag, an asset management system and a communication control method.
The technical scheme adopted for solving the technical problems is as follows: an electronic tag is constructed, which can be used for equipment asset management and comprises a tag main body and a tag connecting belt, wherein one end of the tag connecting belt is connected with the tag main body, and the other end of the tag connecting belt is connected with equipment; the tag body includes a housing, wherein the tag body further includes: a tag assembly disposed in the housing, a connection assembly connecting the electronic tag to an asset strip and for communicating with the asset strip;
the tag assembly includes a conductive trigger cooperating with the asset strip, the tag assembly triggering the generation of a wake-up signal upon contact or separation of the conductive trigger from the asset strip.
Preferably, in the electronic tag of the present invention, the tag assembly further includes: and the tag circuit board is electrically connected with the conductive trigger piece and is connected with the asset strip in a conductive communication manner through the conductive trigger piece and the connecting component.
Preferably, in the electronic tag of the present invention, the conductive trigger member is a double contact spring pin with its end extending out of the housing; and when the double contact spring pin is separated from the asset strip, the wake-up signal is also triggered to be generated.
Preferably, in the electronic tag according to the present invention, when the tag assembly and the connection assembly form a closed loop with the asset strip, the connection assembly is used for the asset strip to supply power to the electronic tag and send and receive signals to and from the electronic tag through the connection assembly, and the double-contact spring pin is used for grounding.
Preferably, in the electronic tag according to the present invention, the connection assembly is further used for supplying power to the electronic tag by the asset strip through the connection assembly, and the asset strip transmits a synchronization data signal for synchronization of the electronic tag through the connection assembly, and the electronic tag transmits a response data signal to the asset strip according to the synchronization data signal through the connection assembly, and the process is circulated; and after the communication is finished, the asset strip sends an ending signal to the electronic tag through the connecting component, and the electronic tag is off-machine.
Preferably, in the electronic tag according to the present invention, 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, and the end signal output by the asset bar is a low level signal.
Preferably, in the electronic tag of the present invention, the connection component is sleeved on the periphery of the duplex contact spring pin, and is provided with a through hole for the duplex contact spring pin to pass through, and one or more fixed connection parts for being matched and fixed with the tag circuit board and electrically connected.
Preferably, in the electronic tag according to the present invention, the tag circuit board is provided with one or more clamping positions for being fixedly and electrically connected with the fixing connection portion in a matching manner.
Preferably, in the electronic tag of the present invention, an insulating plug is disposed between the double contact spring pin and the connection component.
Preferably, in the electronic tag according to the present invention, the connection 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 invention also constructs an asset management system which comprises an asset bar and a U-bit manager for collecting the data of the asset bar, and is characterized by further comprising at least one electronic tag.
Preferably, in the asset management system according to the present invention, the asset strip includes an asset strip circuit board, at least one conductive disc disposed on the asset strip circuit board and cooperating with the conductive trigger piece and the connection assembly of each of the electronic tags, and a wire clip assembly cooperating with the connection 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 around 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 correspondingly matched with the connection assembly.
Preferably, in the asset management system of the present invention, each conductive disc includes at least two sections of separated positive and negative conductive arcs of a low-power supply and at least one conductive ring connected to an external power supply and used for communication connection with the electronic tag, the conductive arcs are arranged in a circular ring shape and respectively correspond to the double-contact pins of the electronic tag, and when the electronic tag is accessed, the double-contact pins are respectively electrically connected with the positive and negative conductive arcs of the low-power supply to form a closed loop, so as to generate the wake-up signal; the conductive ring is arranged corresponding to the connecting component.
The invention also constructs a communication control method for the communication between the asset bar and the electronic tag, which comprises the following steps:
the asset strip monitors whether the electronic tag is accessed;
when the electronic tag is accessed, 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 through a connecting component on the electronic tag and receives and transmits signals with the electronic tag.
Preferably, in the communication control method of the present invention, when the electronic tag is accessed, the step of triggering the asset bar to generate a wake-up signal and waking up the asset bar includes:
and the electronic tag is electrically connected with the asset strip through a wake-up line to form a closed loop so as to trigger and generate 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 duplex contact pin arranged on the electronic tag, and a low-power-consumption power source anode-cathode conductive arc arranged on the asset strip;
when the electronic tag is connected, the duplex contact spring pins are respectively and electrically connected with the positive electrode and the negative electrode of the low-power consumption power supply to form a closed loop, so that the wake-up signal is generated.
Preferably, in the communication control method of the present invention, the connection 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 step of supplying power to the electronic tag and transmitting and receiving signals with the electronic tag by the asset strip through a connection component on the electronic tag includes:
waking up the asset bar according to the wake-up signal and simultaneously grounding the wake-up line;
the asset bar supplies power to the electronic tag through the communication line, and the asset bar transmits a synchronous data signal for the electronic tag to synchronize through the communication line, and the electronic tag transmits a response data signal to the asset bar according to the synchronous data signal and through the communication line, and the process is circulated.
Preferably, in the communication control method of the present invention, in the step of supplying power to the electronic tag by the asset strip through a connection component on the electronic tag and performing signal transceiving with the electronic tag, the method further includes:
and after the data transmission is finished, the communication is finished, the asset strip sends an ending signal to the electronic tag through the communication line, and the electronic tag is off-machine.
Preferably, in the communication control method of the present invention, 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 bar is a low level signal, and the wake-up signal is a high level signal.
By implementing the invention, an intelligent electronic tag wake-up function is designed, a wake-up signal is triggered and generated when the electronic tag is contacted with or separated from an asset strip, a U-bit manager is awakened, and a U-bit state is updated in a polling mode; when the contact or separation state of the electronic tag and the asset strip is unchanged, the system is in a low-power consumption mode, the U-bit manager is not awakened, and electric quantity is saved. Compared with the original scheme, the method has the advantages of small transmission data volume, intelligent detection and environment-friendly detection.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of an electronic tag and asset strip according to the present invention;
FIG. 2 is a schematic diagram of a second embodiment of an electronic tag and asset strip according to the present invention;
FIG. 3 is a schematic diagram of the structure of a conductive pad in an asset bar according to the present invention;
FIG. 4 is a block diagram of an asset management system of the present invention;
FIG. 5 is a flow chart of a communication control method of the present invention;
fig. 6 is a block diagram of a communication control circuit of the present invention.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
Fig. 1 and 2 are a schematic structural diagram of the electronic tag and the asset strip, respectively, referring to fig. 1 and 2, the present invention constructs an electronic tag, which may be used for equipment asset management, and includes a tag body, and a tag connecting band 5 having one end connected to the tag body and the other end connected to equipment, and further, the tag connecting band 5 is a tag silicon tape. The tag body comprises a housing 1, a fixing piece 11 for fixedly connecting the tag silica gel tape 5 is arranged inside the housing 1, and the tag silica gel tape 5 can be selected as a fixing column 11, and correspondingly, a through hole for being matched with the fixing column 11 is formed in the tag silica gel tape 5. In other embodiments, the tag silicone tape 5 may be fixed on the housing 1 of the tag body by attaching or fastening, which will not be described herein.
The tag body further includes: a tag assembly 2 disposed in the housing 1, and a connection assembly 4 for connecting the electronic tag to the asset strip and for communicating with the asset strip; wherein the tag assembly 2 includes a conductive trigger 22 that cooperates with the asset strip, the tag assembly 2 triggering the generation of a wake-up signal upon contact or separation of the conductive trigger 22 with the asset strip.
The tag assembly 2 further comprises: a tag circuit board 21 electrically connected to the conductive trigger 22, the tag circuit board 21 being connected in conductive communication with the asset strip through the conductive trigger 22 and the connection assembly 4.
The conductive trigger piece 22 is a double contact spring pin with the tail end extending out of the shell 1, forms a closed loop when the double contact spring pin is contacted with the asset strip, and triggers to generate a wake-up signal, and also triggers to generate the wake-up signal when the double contact spring pin is separated from the asset strip. Specifically, a fixing connector 23 for fixing the double contact spring pin is also provided on the tag circuit board 21. The double contact spring needle contacts with the asset strip, the asset strip forms a closed loop with the first spring needle of the double contact spring needle, the tag circuit board 21 and the second spring needle of the double contact spring needle, or the double contact spring needle is separated from the asset strip, the asset strip is disconnected with the closed loop formed by the first spring needle of the double contact spring needle, the tag circuit board 21 and the second spring needle of the double contact spring needle, the tag circuit board 21 or the asset strip is triggered to generate a wake-up signal, the U-bit manager is woken up to supply power to the asset strip, the asset strip which is always in a low power consumption state is woken up, the U-bit manager acquires each U-bit data from the asset strip, and the state of each U-bit is updated, wherein the state information comprises whether the U-bit is occupied or not. 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, the connecting assembly 4 and the asset strip form a closed loop, the connecting assembly 4 is used for supplying power to the electronic tag through the connecting assembly 4 and receiving and transmitting signals with the electronic tag, and the double-contact spring pin is used for grounding. Specifically, the asset strip supplies power to the electronic tag through the connecting component 4 to complete the initialization work of the electronic tag, the asset strip transmits a synchronous data signal for the synchronization of the electronic tag through the connecting component 4, and the electronic tag transmits a response data signal to the asset strip according to the synchronous data signal through the connecting component 4, and the process is circulated;
the asset strip and the electronic tag finish data transmission within a preset time or a data acquisition table exists in the asset strip, the data content on the data acquisition table is acquired and recorded, communication is finished, the asset strip sends a finishing signal to the electronic tag through the connecting component 4, and the electronic tag is started.
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 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 spring pin is in contact electrical connection with the asset strip, a closed loop of the first spring pin, the tag circuit board 21 and the second spring pin of the double-contact spring pin forming the asset strip and the double-contact spring pin is triggered to generate a wake-up signal, then the connecting component 4 is in contact electrical connection with the asset strip, and a closed loop of the asset strip and the double-contact spring pin, the tag circuit board 21 and the connecting component 4 is formed to generate conductive communication connection between the tag component 2 and the asset strip. Accordingly, the separation of the electronic tag from the asset strip is firstly that the connection component 4 is separated from the asset strip, the conductive communication connection is disconnected, and then the separation of the double-contact spring pin from the asset strip triggers the tag circuit board 21 to generate a wake-up signal.
In addition, the connecting component 4 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 one or more fixed connecting parts 41 for being matched and fixed with and electrically connected with the tag circuit board (21). Correspondingly, the tag circuit board 21 is also provided with one or more clamping positions 211 for matching and fixedly and electrically connecting with the fixed connection part 41. The attachment assembly 4 is a metal assembly that attaches and secures the tag assembly 2 to the asset strip by mating with the magnet 91 on the asset strip. Further, the connecting component 4 is a bowl-shaped metal component, and an insulating plug 3 is arranged between the double contact spring pin and the connecting component 4.
FIG. 4 is a block diagram of an asset management system of the present invention, and in combination with FIGS. 1, 2 and 4, the present invention further constructs an asset management system comprising an asset bar, a U-bit manager connected to the asset bar for collecting asset bar data, and at least one electronic tag of any one of the above.
The asset strip comprises an asset strip circuit board 7, at least one conductive disc 8 arranged on the asset strip circuit board 7 and matched with a conductive trigger piece 22 and a connecting component 4 of each electronic tag, and a wire buckle component 9 matched with the connecting component 4 of the electronic tag to connect the electronic tag on the asset strip. The asset strip further comprises an asset strip sleeve 6 sleeved on the periphery of the asset strip circuit board 7, and correspondingly, asset strip plugs 10 sleeved on the two ends of the asset strip circuit board 7 and the asset strip sleeve 6. The wire buckle assembly 9 includes a wire buckle housing 92 and a magnet 91 disposed in the asset strip cover 6 and correspondingly matched with the connecting assembly 4, wherein the magnet 91 is disposed inside the asset strip cover 6 and correspondingly arranged with each conductive disc 8. In this embodiment, the asset bar circuit board 7 is an asset bar flexible PCBA circuit board, and the conductive pads 8 are PCB contact pads.
Fig. 3 is a schematic structural view of a conductive disc in the asset strip according to the present invention, referring to fig. 3, each conductive disc 8 includes at least two sections of separated positive and negative conductive arcs 81 of a low-power supply and at least one conductive ring 82 for communication connection with the electronic tag, the conductive arcs 81 are arranged in a ring shape and respectively correspond to the duplex contact pins of the electronic tag, and when the electronic tag is accessed, the duplex contact pins are respectively electrically connected with the positive and negative conductive arcs 81 of the low-power supply to form a wake-up circuit, so as to form a closed loop, and generate a wake-up signal; the conductive ring 82 is arranged corresponding to the connecting component 4, including corresponding position and shape arrangement, so as to ensure that the conductive ring 82 is fully contacted with the connecting component. The conductive ring 82 is electrically connected to the connection assembly 4 to form a communication line, and forms a closed loop with the wake-up line.
The asset strip is arranged on one side of the cabinet, each conducting disc 8 and each wire buckle component 9 on the asset strip are arranged corresponding to each U-shaped position, one end of the tag silicon tape 5 is fixedly attached to the IT equipment, the other end of the tag silicon tape is connected to the tag main body, and when the IT equipment is placed in the U-shaped position, the electronic tag is fixedly connected to the asset strip. Specifically, the double-contact spring pin contacts with the positive and negative conductive arcs 81 of the low-power supply on the asset strip, the positive and negative conductive arcs 81 of the low-power supply form a closed loop with the first spring pin of the double-contact spring pin, the tag circuit board 21 and the second spring pin of the double-contact spring pin, the tag circuit board 21 or the asset strip is triggered to generate a wake-up signal, the U-bit manager is awakened to supply power to the asset strip, the asset strip which is always in a low-power consumption state is awakened, the U-bit manager is enabled to acquire each U-bit data from the asset strip, the state of each U-bit is updated, the state information comprises whether each U-bit is occupied or not, and the like, and when each U-bit data comprises the electronic tag is connected with the conductive disc 8, the identification data and the like transmitted to the conductive disc 8. The electronic tag transmits data to the asset strip, and is in contact electrical connection with the conductive ring 82 of the asset strip through the connecting component 4, at this time, the duplex contact spring pin and the positive and negative conductive arc 81 of the low-power supply are used for grounding, so that a closed loop of the conductive ring 82 and the connecting component 4, the tag circuit board 21, the duplex contact spring pin and the positive and negative conductive arc 81 of the low-power supply is formed, and conductive communication connection between the tag component 2 and the asset strip is generated.
When IT equipment is pulled out of the U-bit, the electronic tag is separated from the asset strip, specifically, the duplex contact spring pin is separated from the positive electrode conductive arc 81 of the low-power-consumption power supply on the asset strip, the asset strip is disconnected from a closed loop formed by the first spring pin of the duplex contact spring pin, the tag circuit board 21 and the second spring pin of the duplex contact spring pin, the tag circuit board 21 or the asset strip is triggered to generate a wake-up signal, the U-bit manager is woken up to supply power to the asset strip, the asset strip which is always in the low-power-consumption state is woken up, the U-bit manager is enabled to acquire each U-bit data from the asset strip, and the state of each U-bit is updated, including whether the state information of each U-bit is occupied or not. The electronic tag is separated from the asset strip, and the electronic tag further comprises a closed loop formed by the asset strip, the duplex contact spring pin, the tag circuit board 21 and the connecting component 4, wherein communication connection is disconnected.
The asset strip sets up in data center rack one side, and electronic tags passes through the fixed laminating of label silica gel area on IT equipment, and ITs electronic tags main part is when having IT equipment to put into the U position, connects fixedly on the asset strip. The invention realizes the efficient and stable communication of the tag and the asset strip on the basis of few connecting wires, simple circuit structure and low cost. Fig. 5 is a flowchart of a communication control method according to the present invention, referring to fig. 5, and the present invention further constructs a communication control method for communication between an asset bar and an electronic tag on the basis of the above electronic tag and an asset management system, comprising the steps of:
the asset strip monitors whether an electronic tag is connected or not;
when the electronic tag is accessed, 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 through the connecting component 4 of the electronic tag and transmits and receives signals with the electronic tag.
Specifically, when the electronic tag is accessed, the asset bar triggers to generate a wake-up signal, and the step of waking up the asset bar comprises the following steps:
the asset bar is internally provided with a low-power-consumption power supply, the asset bar is always in a low-power-consumption state, and when the asset bar detects that the electronic tag is connected, the electronic tag is electrically connected with the asset bar through a wake-up line to form a closed loop so as to trigger and generate a wake-up signal, and the asset bar is awakened. The wake-up line comprises a duplex contact spring pin arranged on the electronic tag and a low-power consumption power supply anode-cathode conductive arc 81 arranged on the asset strip; when the electronic tag is connected, the duplex contact spring pins are respectively and electrically connected with the positive electrode conductive arc 81 and the negative electrode conductive arc 81 of the low-power consumption power supply to form a closed loop so as to generate a wake-up signal.
When the asset strip supplies power to the electronic tag and transmits and receives signals to and from the electronic tag, 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 a closed loop is formed with the wake-up line.
In the step that the asset strip supplies power to the electronic tag through the connection component 4 of the electronic tag and receives and transmits signals with the electronic tag, the method comprises the following steps:
waking up the asset bar according to the wake-up signal, enabling the asset bar to be connected with an external power supply for conduction, and simultaneously grounding the wake-up line;
the asset strip supplies power to the electronic tag through the communication line to complete the initialization work of the electronic tag, the asset strip transmits a synchronous data signal for electronic tag synchronization through the communication line, and the electronic tag transmits a response data signal to the asset strip according to the synchronous data signal and through the communication line, and the process is circulated.
After the data transmission is finished, the communication is finished, the asset strip sends an ending signal to the electronic tag through the communication line, and the electronic tag is off-machine. The data transmission completion may include: the asset bar and the electronic tag complete data transmission within a preset time or a data acquisition table exists in the asset bar, and the data content on the data acquisition table is acquired and recorded, which is not described herein. In this embodiment, the communication line serves as both the IO connection line and the power supply positive electrode, and the wake-up line serves as the GND connection line.
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 bar is a low level signal, and the wake-up signal is a high level signal.
Accordingly, 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, for communication of an asset bar with an electronic tag, comprising:
the wake-up line is used for triggering the asset bar to generate a wake-up signal when the asset bar is connected with the electronic tag, and waking up the asset bar;
and the communication line is used for supplying power to the electronic tag through the communication line by the asset strip and transmitting and receiving signals with the electronic tag.
Specifically, the wake-up line is further used for enabling the asset strip to be in a low-power consumption state all the time, when the asset strip detects that the electronic tag is connected, the electronic tag is electrically connected with the asset strip through the wake-up line to form a closed loop so as to trigger generation of a wake-up signal, wake up the asset strip, enable the asset strip to conduct electricity, and enable the wake-up line to be grounded at the same time. The wake-up line comprises a duplex contact spring pin arranged on the electronic tag and a low-power consumption power supply anode-cathode conductive arc 81 arranged on the asset strip; when the electronic tag is connected, the duplex contact spring pins are respectively and electrically connected with the positive electrode conductive arc 81 and the negative electrode conductive arc 81 of the low-power consumption power supply to form a closed loop so as to generate a wake-up signal.
The communication line is further used for supplying power to the electronic tag by the asset strip through the communication line to complete the initialization work of the electronic tag, the asset strip transmits a synchronous data signal for the synchronization of the electronic tag through the communication line, and the electronic tag transmits a response data signal to the asset strip according to the synchronous data signal and through the communication line to cycle the process. And after the communication is finished, the asset strip sends a finishing signal to the electronic tag through a communication line, and the electronic tag is off-machine. Wherein the communication line includes: a connection assembly 4 on the electronic tag and a conductive loop 82 on the asset strip.
Wherein, electronic tags includes: the system comprises a signal receiving and transmitting module for receiving and transmitting signals with a communication line, a power supply acquisition module for acquiring power supply from the communication line, and a microprocessor MCU electrically connected with the signal receiving and transmitting module and the power supply acquisition module.
The microprocessor is provided with a power port electrically connected with the power acquisition module, a first grounding port electrically connected with the wake-up line, and a first input port and a first output port electrically connected with the signal receiving and transmitting module.
The asset bar comprises a main controller CPU; the main controller is provided with a second grounding 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 the IO connection line and the power supply positive electrode, and the wake-up line serves as the GND connection line. The asset strip is complete, supplies power to the electronic tag and receives and transmits signals with the electronic tag through a communication line, and further comprises:
the asset strip is connected with an external power supply to conduct electricity, and the power supply acquisition module of the electronic tag acquires power supply through a communication line and transmits the power supply to the power supply port of the microprocessor. The second output port on the main controller sends a synchronous data signal for electronic tag synchronization through a communication line, the signal receiving and transmitting module receives the synchronous data signal and transmits the synchronous data signal to the first input port on the microprocessor, the signal receiving and transmitting module outputs a response data signal according to the first output port on the synchronous data signal microprocessor and transmits the response data signal to the second input port on the main controller through the communication line, and the process is circulated;
and after the communication is finished, a second output port on the main controller sends an output end signal through a communication line, the signal receiving and transmitting module receives the end signal and transmits the end signal to a first input port on the microprocessor, and the electronic label is unloaded.
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 bar is a low level signal, and the wake-up signal is a high level signal.
In addition, the invention also constructs an asset management system which comprises at least one electronic tag, an asset strip, a U-bit manager connected with the asset strip and used for collecting asset strip data, and at least one communication control circuit of any one of the above.
By implementing the invention, an intelligent electronic tag wake-up function is designed, a wake-up signal is triggered and generated when the electronic tag is contacted with or separated from an asset strip, a U-bit manager is awakened, and a U-bit state is updated in a polling mode; when the contact or separation state of the electronic tag and the asset strip is unchanged, the system is in a low-power consumption mode, the U-bit manager is not awakened, and electric quantity is saved. Compared with the original scheme, the method has the advantages of small transmission data volume, intelligent detection and environment-friendly detection. When the electronic tag is connected, the electronic tag is electrically connected with the asset strip through the awakening line to form a closed loop so as to trigger and generate an awakening signal, awakening the asset strip and simultaneously grounding the awakening line; the asset strip supplies power to the electronic tag through the communication line, and the asset strip transmits a synchronous data signal for electronic tag synchronization through the communication line, and the electronic tag transmits a response data signal to the asset strip according to the synchronous data signal and through the communication line. The high-efficiency and stable communication between the asset strip and the electronic tag is realized on the basis that only two lines, namely a wake-up line and a communication line, are needed, the circuit structure is simple, and the cost is low.
While the invention has been described with reference to the specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (19)
1. An electronic tag which can be used for equipment asset management comprises a tag main body and a tag connecting belt (5) with one end connected with the tag main body and the other end connected with equipment; the tag body comprises a housing (1), characterized in that the tag body further comprises: a tag assembly (2) disposed in the housing (1) and a connection assembly (4) for connecting and securing the electronic tag to an asset strip and for communicating with the asset strip;
the tag assembly (2) comprises a conductive trigger piece (22) matched with the asset strip, and the tag assembly (2) wakes up the asset strip in a low power consumption state according to the contact or separation of the conductive trigger piece (22) and the asset strip;
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);
wherein the conductive trigger piece (22) is used for being in contact electrical connection with the asset strip, and the tag circuit board (21), the conductive trigger piece (22) and the asset strip form a closed loop so as to trigger the generation of a wake-up signal;
after awakening, the connecting component (4) is used for being in contact and electric connection with the asset strip, the tag circuit board (21), the conductive trigger piece (22), the connecting component (4) and the asset strip form a closed loop, the asset strip supplies power for the electronic tag through the connecting component (4) and carries out signal receiving and transmitting with the electronic tag, and the conductive trigger piece (22) is used for being grounded.
2. The electronic tag according to claim 1, characterized in that the conductive trigger (22) is a double contact pin with its end protruding out of the housing (1); and when the double contact spring pin is separated from the asset strip, the wake-up signal is also triggered to be generated.
3. The electronic tag according to claim 1, wherein the connection assembly (4) is further adapted to power the electronic tag by the asset strip through the connection assembly (4), and wherein the asset strip transmits a synchronization data signal for synchronization of the electronic tag through the connection assembly (4), the electronic tag cycling through the process according to the synchronization data signal and transmitting a reply data signal to the asset strip through the connection assembly (4); and (3) ending the communication, sending an ending signal to the electronic tag by the asset strip through the connecting component (4), and unloading the electronic tag.
4. The electronic tag of claim 3, 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 end signal of the asset bar output is a low signal.
5. The electronic tag according to claim 2, wherein the connecting component (4) 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 one or more fixed connecting parts (41) for being matched and fixed with and electrically connected with the tag circuit board (21).
6. Electronic tag according to claim 5, characterized in that the tag circuit board (21) is provided with one or more clamping locations for a co-operative fixed electrical connection with the fixed connection (41).
7. Electronic tag according to claim 5, characterized in that an insulating plug (3) is arranged between the double contact spring pin and the connecting assembly (4).
8. Electronic tag according to claim 1, characterized in that the connection component (4) is a metal component, the tag component (2) being connected to the asset strip by cooperation with a magnet (91) on the asset strip.
9. An asset management system comprising an asset bar, a U-bit manager for collecting data from said asset bar, and at least one electronic tag according to any one of claims 1-8.
10. Asset management system according to claim 9, characterized in that the asset strip comprises an asset strip circuit board (7), at least one conductive disc (8) provided on the asset strip circuit board (7) cooperating with a conductive trigger (22) of each of the electronic tags and with the connection assembly (4), and a wire clip assembly (9) cooperating with the connection assembly (4) of the electronic tag to connect the electronic tag to the asset strip.
11. The asset management system of claim 10, wherein the asset bar further comprises an asset bar sleeve (6) that is sleeved around the asset bar circuit board (7).
12. Asset management system according to claim 11, characterized in that said wire clasp assembly (9) comprises a wire clasp housing (92) and a magnet (91) provided in said asset strip cover (6) in corresponding cooperation with said connection assembly (4).
13. Asset management system according to claim 10, characterized in that each said conductive disc (8) comprises at least two separate segments of low-power supply positive and negative conductive arcs (81) and at least one conductive ring (82) for communication connection with said electronic tag, said conductive arcs (81) being arranged in a circular ring shape, respectively corresponding to the double contact pins of said electronic tag, said double contact pins being electrically connected, when said electronic tag is accessed, respectively to said low-power supply positive and negative conductive arcs (81), forming a closed loop, generating said wake-up signal; the conductive ring (82) is arranged corresponding to the connecting component (4).
14. A communication control method for communication between an asset bar and an electronic tag, comprising the steps of:
the asset strip monitors whether the electronic tag is accessed;
when the electronic tag is accessed, a conductive trigger piece (22) of the electronic tag is in contact electrical connection with the asset strip, a tag circuit board (21) of the electronic tag, the conductive trigger piece (22) and the asset strip form a closed loop, and the asset strip triggers to generate a wake-up signal to wake up the asset strip in a low-power consumption state; after awakening, the electronic tag is connected and fixed on the asset strip by the connecting component (4) of the electronic tag, and the tag circuit board (21), the conductive trigger piece (22), the connecting component (4) and the asset strip form a closed loop;
the asset strip supplies power to the tag circuit board (21) of the electronic tag and transmits and receives signals to and from the tag circuit board (21) of the electronic tag through the connecting assembly (4) and the conductive trigger piece (22), and the conductive trigger piece (22) is used for being grounded.
15. The communication control method according to claim 14, characterized in that the electrically conductive trigger (22) is a double contact spring pin; when the electronic tag is connected, the duplex contact spring pins are respectively and electrically connected with the positive and negative conductive arcs (81) of the low-power-consumption power supply on the asset strip to form a wake-up line.
16. The communication control method according to claim 15, wherein the connection component (4) of the electronic tag is electrically connected to a conductive loop (82) on the asset strip to form a communication line, and forms a closed loop with the wake-up line.
17. The communication control method according to claim 16, wherein the step of supplying power to the electronic tag and transmitting/receiving signals with the electronic tag through the connection component (4) of the electronic tag by the asset strip comprises:
waking up the asset bar according to the wake-up signal and simultaneously grounding the wake-up line;
the asset bar supplies power to the electronic tag through the communication line, and the asset bar transmits a synchronous data signal for the electronic tag to synchronize through the communication line, and the electronic tag transmits a response data signal to the asset bar according to the synchronous data signal and through the communication line, and the process is circulated.
18. The communication control method according to claim 17, wherein in the step of supplying power to and transmitting and receiving signals from the electronic tag through the connection component (4) on the electronic tag, the asset strip further comprises:
and after the data transmission is finished, the communication is finished, the asset strip sends an ending signal to the electronic tag through the communication line, and the electronic tag is off-machine.
19. The communication control method according to claim 18, 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, the end signal of the asset bar output is a low level signal, and the wake-up signal is a high level signal.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2019/094459 WO2021000273A1 (en) | 2019-07-03 | 2019-07-03 | Electronic tag, asset management system, and communication control method |
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| Publication Number | Publication Date |
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| CN111557009A CN111557009A (en) | 2020-08-18 |
| CN111557009B true CN111557009B (en) | 2024-03-29 |
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| CN201980007166.7A Active CN111557009B (en) | 2019-07-03 | 2019-07-03 | Electronic tag, asset management system and communication control method |
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| CN (1) | CN111557009B (en) |
| WO (1) | WO2021000273A1 (en) |
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| CN114219059B (en) * | 2021-11-26 | 2023-11-10 | 北京众谊越泰科技有限公司 | Integrated structure and method of intelligent internet of things tag |
| CN114841182A (en) * | 2022-04-21 | 2022-08-02 | 北京众谊越泰科技有限公司 | IT asset position tracking method and system |
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| CN111557009A (en) | 2020-08-18 |
| WO2021000273A1 (en) | 2021-01-07 |
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