CN208861486U - Read-write board based on interaction tag recognition - Google Patents
Read-write board based on interaction tag recognition Download PDFInfo
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- CN208861486U CN208861486U CN201820449086.XU CN201820449086U CN208861486U CN 208861486 U CN208861486 U CN 208861486U CN 201820449086 U CN201820449086 U CN 201820449086U CN 208861486 U CN208861486 U CN 208861486U
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- write board
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- 230000003993 interaction Effects 0.000 title claims abstract description 54
- 238000012545 processing Methods 0.000 claims abstract description 30
- 238000004891 communication Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model provides a kind of read-write board based on interaction tag recognition, and the read-write board includes shell, RFID sensing antenna and processing circuit, and the RFID sensing antenna is located at the enclosure interior, for sensing identification signal and RSSI signal；The processing circuit is located at the enclosure interior, and the identification signal and RSSI signal for receiving to RFID sensing antenna are handled.Pass through the read-write board provided by the utility model based on interaction tag recognition, the multimedia teaching for providing multiplicity for user interacts situation, the identity information of interaction label can have both been identified by above-mentioned read-write board, the motion profile of the available interaction label again, it is user when carrying out relational learning using interaction label, more diverse interaction mode is provided, the interest of learning Content is increased.
Description
Technical field
The utility model relates to fixation and recognition fields, more particularly to a kind of read-write board based on interaction tag recognition.
Background technique
With the development of information technology, there is multimedia interactive teaching.Multimedia interactive teaching can taught by it
Intelligent instructional device used in process helps the faster mastery learning content of user.
Carrying out multimedia interactive teaching mode based on interaction label relevant to learning Content can help learner in interest
Relevant learning Content is quickly grasped in taste interaction.But it is mutual currently based on the multimedia of interaction label relevant to learning Content
Whether the identification that can typically only carry out to label of dynamic teaching correctly interacts, this makes based on the more of interaction label
Multi media for teaching content is very limited.
Therefore, how a kind of read-write board that can identify interaction tag identity and track is provided, is become as urgent need to resolve
Technical problem.
Utility model content
Based on this, it is necessary in view of the above technical problems, provide a kind of reading based on interaction tag identity and track identification
Plate is write, so that interaction label can carry out more diverse interaction, and then expands the Multimedia Teaching Content based on interaction label.
A kind of read-write board, the read-write board include shell, RFID sensing antenna and processing circuit,
The read-write board includes shell, RFID sensing antenna and processing circuit,
The RFID sensing antenna is located at the enclosure interior, for sensing identification signal and RSSI signal；
The processing circuit is located at the enclosure interior, and the identity for receiving to RFID sensing antenna is believed
Number and RSSI signal handled.
The shell includes upper casing and bottom case in one of the embodiments, and the upper casing and the bottom case can
Dismantling connection.
The RFID sensing antenna includes multiturn radio circuit RFID coil in one of the embodiments,.
The multiturn radio circuit RFID coil is arranged in parallel in one of the embodiments,.
Each circle radio circuit RFID coil in the multiturn radio circuit RFID coil in one of the embodiments,
Shape be nonaxisymmetric structure.
It in one of the embodiments, include digital circuit and radio circuit inside the processing circuit.
The RFID sensing antenna and the processing circuit communicate to connect in one of the embodiments,.
The read-write board further comprises external interface in one of the embodiments, and the external interface includes power supply
One of interface, data-interface and communication interface are a variety of.
The read-write board further comprises external interface in one of the embodiments, and the external interface includes power supply
One of interface, data-interface and communication interface are a variety of.
The read-write board further comprises slot in one of the embodiments, and the slot includes through-hole slot, spill
The combination of one or both of slot.
The read-write board further comprises RF switch in one of the embodiments, for controlling RFID described in multiple groups
Sense the switch of antenna.
The above-mentioned read-write board based on interaction tag recognition, the multimedia teaching for providing multiplicity for user interact situation, lead to
The identity information of interaction label, but also the motion profile of the available interaction label can be identified by crossing above-mentioned read-write board not only, be
User provides more diverse interaction mode, increases the interest of learning Content when carrying out relational learning using interaction label.
Detailed description of the invention
Fig. 1 is the read-write board structural schematic diagram that one embodiment provides；
Fig. 2 is the read-write board internal component module diagram that one embodiment provides；
Fig. 3 is that the read-write board internal RF ID that one embodiment provides senses antenna arrangement schematic diagram.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application
It can be combined with each other.It should understand it is that " first ", " second " in the present embodiment etc. are only used for distinguishing described object, no
With any sequence or art-recognized meanings.
In one embodiment, a kind of read-write board based on interaction tag recognition is provided also referring to Fig. 1, Fig. 1
100, the read-write board 100 includes shell 101, RFID sensing antenna 102, processing circuit 103.
In one embodiment, shell 101 includes upper casing and bottom case, and upper casing and bottom case are detachably connected.Upper casing and bottom case
Connection type can be threaded connection, snap connection, be hinged, paste connection and other upper casing can be connected with bottom case
Any one or more of mode got up.Specifically, forming cavity between upper casing and bottom case, RFID senses antenna 102, processing electricity
Road 103 and other internal wirings, module or device are fixed and are encapsulated in the cavity inside between the upper casing of shell and bottom case.
RFID sensing antenna 102 is located inside the shell 101, for sensing when interaction label is set to read-write board
Interact the identification signal of label.Specifically, RFID sensing antenna 102 can receive one or more outer signals, and pass through electricity
The signal received is sent to processing circuit 103 by the mode of connection or communication connection.RFID described herein senses antenna
102 receive the identification signal of interaction label, and the identification signal received is sent to processing circuit 103.
The RFID sensing antenna 102 and the connection type of the processing circuit 103 include in one of the embodiments,
Communication connection.Optionally, the connection type that RFID senses antenna 102 and processing circuit 103 is not limited to communicate to connect, can be with
It is electrical connection and the connection type that other can be realized RFID sensing antenna 102 and 103 data of processing circuit are transmitted.It is optional
, RFID sensing antenna 102, the fixed form being fixed on shell 101 inside be threadedly coupled, be hinged, paste connect with
And other any one or more of modes that upper casing and bottom case can be connected.
It includes radio circuit RFID (Radio Frequency that RFID, which senses antenna 102, in one of the embodiments,
Identification) multiturn coil.Specifically, radio circuit RFID identifies specific objective by radio signals and reads and writes phase
Data are closed, without establishing mechanical or optical contact between identifying system and specific objective, to realize that read-write board marks interaction
The identification and reading of the information of label.
It is conductive material that RFID, which senses antenna 230, in one of the embodiments, and single-turn circular coil may be selected, can also select
Multiturn coil is selected, the diameter range of coil is in 0.01mm~10mm.Specifically, the layout type packet of RFID sensing antenna 102
Include track type.Optionally, the layout type of the RFID sensing antenna 102 is not limited to the racetrack of Fig. 1 offer, other can
RFID sensing antenna 102 is set accurately to read the layout type of interaction tag identity information.
RFID senses antenna 102 and is fixed in the housing by printed circuit board (PCB) plate in one of the embodiments,
Printed circuit board can be fixed on shell including being threadedly coupled, snapping connection, being hinged, pasting connection and other by fixed form
Any one or more of mode in internal portion.
In one embodiment, processing circuit 103 is located inside the shell 101, for sensing antenna to the RFID
The identification signal of the 102 interaction labels received is handled, and the identity information of interaction label is obtained.
Specifically, processing circuit 103 is a kind of signal processing unit, the body for being received to RFID sensing antenna 102
It part signal and is handled to obtain the identity information of interaction label, and identity information is sent to outside by signal transmitting apparatus
Receiving end, such as mobile phone, tablet computer, screen.
The shapes and sizes of read-write board 100, which can according to need, in one of the embodiments, is selected.It is corresponding,
The shape of shell can be rectangle, the geometry of square, ellipse.In the present embodiment, hull shape is round rectangle.?
In one embodiment, a length of 320 millimeters -500 millimeters of shell, width is 240 millimeters -500 millimeters, with a thickness of 1 millimeter -3
Millimeter.Optionally, the size of shell is not limited to above-mentioned size, but is greater than the ruler of most of tablet computer (pad) on the market
It is very little.
The corner of the shell uses arc structure in one of the embodiments,.Specifically, arc structure can be effective
Reduce user using when the probability caused danger so that using more safety and comfort.Optionally, shell corner is not limited to use
Circular arc interface, other structures that can increase safety in utilization all may be used.
Read-write board 100 further comprises slot 104 in one of the embodiments,.As an alternative embodiment,
Slot 104 is arranged on a side of read-write board, for fixing one of pad, mobile phone, screen and other equipment, with
The information for interacting label is shown.The length of slot is 310mm, width 230mm in one of the embodiments,.
Specifically, tilt angle when pad, mobile phone or other equipment are placed in slot just adapts to the viewing angle of human eye
Degree.It optionally, may be arc structure inside slot, to be convenient for carrying and hang.
In one embodiment, referring to Figure 2 together, a kind of read-write board 200 is provided.
Read-write board 200 includes shell (not shown), RFID sensing antenna combination 230 and processing circuit 210.The read-write board
200 structures and 100 structure of read-write board are essentially identical, and difference is, further include RF switch combination 220 and bluetooth module
240, and RFID sensing antenna amount is that multiple formation RFID sense antenna combination 230.
Specifically, read-write board is attached by external interface and terminal device, to be communicated with terminal device.It can
Choosing, read-write board updates itself configuration mode, adapts to different scenes demand by being communicated with external equipment.Optionally, it reads
Write plate will output information to external equipment and is analyzed and processed by connecting with external equipment, or will interaction label track in outside
It is shown in terminal.
Specifically, processing circuit 210 further comprises digital circuit 2101, radio circuit 2102.Wherein digital circuit
2101, radio circuit 2102 forms the circuit that RFID for identification interacts label, for receiving the identity information of interaction label.
As an alternative embodiment, digital circuit 2101 is connected with radio circuit 2102 by digital interface, example
Such as Spi (Serial Peripheral Interface) interface.Certainly, the connection of digital circuit 2101 and radio circuit 2102
Mode is not limited to digital interface, and the interface that other can be realized progress high-speed communication between digital circuit and radio circuit is equal
It can.
RF switch combination 220, for controlling the switch of multiple groups RFID sensing antenna combination 230.RF switch combination
220, one end and RFID sensing antenna combination 230 communicate to connect, and the other end and processing circuit 210 communicate to connect；RF switch group
220 are closed for controlling the unlatching of mutiple antennas, being closed, it can be achieved that mutiple antennas receives incoming data jointly.When incoming a small amount of
When data information, 1-2 antenna can be opened by switch combination, other antennas are in closed state；When incoming mass data is believed
When breath, 5-6 antenna can be opened by switch combination or is all turned on, antenna is made to be in whole working conditions.
As an alternative embodiment, chip (the model of Texas Instrument (TI) may be selected in processing circuit 210
TRF7970), the signal for receiving to RFID sensing antenna combination 230 is analyzed, the identity letter of identification interaction label
Breath.
In one embodiment, read-write board 200 further comprises external interface (not shown), and external interface includes that power supply connects
One of mouth, data-interface and communication interface are a variety of, such as blue tooth interface, USB interface, PS/2 interface, RJ-45 network connect
Mouth and wireless interface.
Readily comprehensible, read-write board 200 connect supplement self electric quantity with external power supply by power interface.
As an alternative embodiment, the read-write board 200 further comprises memory.Specifically, memory, depositing
Any reference of storage, database or other media, may each comprise non-volatile and/or volatile memory.
In one embodiment, digital circuit 2101 is connected with radio circuit 2102 by Serial Peripheral Interface (SPI), can be with
Make to carry out high-speed communication between digital circuit 2101 and radio circuit 2102.Serial Peripheral Interface (SPI) (SPI, Serial
Peripheral Interface) it is a kind of high speed, full duplex, synchronous communication bus, and on the pin of chip only
Four lines are occupied, the pin of chip has been saved, while to save space in the layout of printed circuit, providing conveniently, highlighting simple
Easy-to-use characteristic.
In one embodiment, processing circuit 210 is communicated with bluetooth module 240 by universal asynchronous receiving-transmitting transmitter
Connection, makes to carry out asynchronous transmission between processing circuit 210 and bluetooth module 240.Universal asynchronous receiving-transmitting transmitter (Universal
Asynchronous Receiver/Transmitter), it is that computer is hard that commonly referred to as UART, which is a kind of asynchronous receiving-transmitting transmitter,
A part of part.The data that it will be transmitted is converted between serial communication and parallel communications.
In one embodiment, also referring to Fig. 3, Fig. 3 provide one kind can identify interaction tag identity information and
The read-write board 300 of location information.The read-write board 300 includes shell 101, RFID sensing antenna 102 ' and processing circuit 103 '.
Read-write board 300 includes that the winding displacement mode of sensing antenna 102 ' includes for non-axis symmetry knot with 100 structure difference of read-write board
Structure.Specifically, RFID sensing antenna 102 ' does not have symmetry axis.It should be understood that RFID sensing antenna 102 ' can also be
Full unsymmetric structure.Since the RFID senses antenna 102 ', so that the interaction label being placed on read-write board 300 is in different location
When, different sensing signals can be obtained.
Specifically, corresponding placement position can be obtained when interaction label is placed on RFID sensing antenna 102 ' shown in Fig. 3
The RSSI value set.Readily comprehensible, RFID sensing antenna 102 ' is used to enhance phase of the interaction label when moving on read-write board 300
Answer amplitude of variation of the RSSI value in antenna field.Specifically, RFID sensing antenna 102 ' is laid out so that interaction label is being moved through
The overlapping route passed through in journey is few, so that RSSI value variation generated when moving in interaction tag read plate 300 is greatly,
To which RFID sensing antenna 102 ' is easier to obtain accurate identification signal and RSSI signal.
Specifically, read-write board 300 includes that the RFID sensing wire laying mode of antenna 102 ' is different from the difference of read-write board 100,
To which read-write board 300 can access the identity information of interaction label but also obtain the trace information of interaction label.Specifically, reading
The RFID sensing antenna 102 ' for writing plate 300 can also obtain interaction label while obtaining the identification signal of interaction label
RSSI value.
The shell 101 of read-write board 300 and identical as the shell 101 of read-write board 100, details are not described herein.One wherein
In embodiment, the sensing antenna of the RFID of the non-axis symmetry RFID sensing antenna and read-write board 100 of read-write board 300 removes wire laying mode
Difference, other are identical as read-write board 100, and details are not described herein.The processing electricity of read-write board 300 in one of the embodiments,
Road 103 ' can either be handled to obtain the identity information of interaction label to the identification signal of interaction label, and can be to RSSI signal
It is handled, obtains the location information of interaction label；Processing circuit 103 ' in further read-write board 300 is also by location information
Comprehensive analysis is carried out with time information, to obtain the trace information of interaction label.The internal module of read-write board 300 and connection are closed
It is identical as read-write board 200, therefore repeats no more.The above-mentioned read-write board based on interaction tag recognition, can provide for user
The multimedia teaching of multiplicity interacts situation, the identity information of interaction label can have not only been identified by above-mentioned read-write board, but also can be with
The motion profile of the interaction label is obtained, is user when carrying out relational learning using interaction label, more diverse interaction is provided
Mode increases the interest of learning Content.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of read-write board based on interaction tag recognition, which is characterized in that the read-write board includes shell, RFID sensing antenna
And processing circuit,
The RFID sensing antenna is located at the enclosure interior, for sensing identification signal and RSSI signal；
The processing circuit is located at the enclosure interior, for the RFID identification signal that receives of sensing antenna and
RSSI signal is handled.
2. read-write board according to claim 1, which is characterized in that the shell includes upper casing and bottom case, the upper casing and
The bottom case is detachably connected.
3. read-write board according to claim 1, which is characterized in that the RFID sensing antenna includes multiturn radio circuit
RFID coil.
4. read-write board according to claim 3, which is characterized in that the multiturn radio circuit RFID coil is arranged in parallel.
5. read-write board according to claim 3, which is characterized in that each circle in the multiturn radio circuit RFID coil
The shape of radio circuit RFID coil is nonaxisymmetric structure.
6. read-write board according to claim 1, which is characterized in that the processing circuit includes digital circuit and radio frequency electrical
Road.
7. read-write board according to claim 1, which is characterized in that the RFID sensing antenna is communicated with the processing circuit
Connection.
8. read-write board according to claim 1, which is characterized in that the read-write board further comprises external interface, described
External interface includes one of power interface, data-interface and communication interface or a variety of.
9. read-write board according to claim 1, which is characterized in that the read-write board further comprises slot, the slot
Combination including one or both of through-hole slot, female socket.
10. read-write board according to claim 1, which is characterized in that the read-write board further comprises RF switch, is used for
Control the switch of the sensing antenna of RFID described in multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820449086.XU CN208861486U (en) | 2018-03-30 | 2018-03-30 | Read-write board based on interaction tag recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820449086.XU CN208861486U (en) | 2018-03-30 | 2018-03-30 | Read-write board based on interaction tag recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208861486U true CN208861486U (en) | 2019-05-14 |
Family
ID=66410344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820449086.XU Expired - Fee Related CN208861486U (en) | 2018-03-30 | 2018-03-30 | Read-write board based on interaction tag recognition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208861486U (en) |
-
2018
- 2018-03-30 CN CN201820449086.XU patent/CN208861486U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190514 |