CN204009970U - A kind of multimedia display and rfid device - Google Patents
A kind of multimedia display and rfid device Download PDFInfo
- Publication number
- CN204009970U CN204009970U CN201420384228.0U CN201420384228U CN204009970U CN 204009970 U CN204009970 U CN 204009970U CN 201420384228 U CN201420384228 U CN 201420384228U CN 204009970 U CN204009970 U CN 204009970U
- Authority
- CN
- China
- Prior art keywords
- interface
- multimedia display
- rfid device
- industrial control
- control mainboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The utility model provides a kind of multimedia display and rfid device, comprising: industrial control mainboard, comprising: display interface, demonstration power supply interface and communication serial ports; Multimedia display screen, display interface and show power supply interface described in connection; Radio-frequency (RF) Reader, connection is in described communication serial ports, and multimedia display screen more can be selected large-sized touch-screen, thereby can play and have the function that radio-frequency (RF) identification organically combines concurrently in conjunction with existing techniques in realizing multimedia file for those skilled in the art.
Description
Technical field
The utility model relates to multimedia display and identity identification technical field, particularly relates to a kind of multimedia display and rfid device.
Background technology
Existing identity recognition device, for example widely used Time Attendance Device, such as finger scan, the scanning etc. of swiping the card, function singleness, only there is single recognition function, show and also only can show some simple information, whether for example identification is successful, the time, etc., cannot realize multi-functional utilization, and due to identity recognition device enormous amount in general, the wasting of resources causing is also huge.
Summary of the invention
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide the technical scheme of the device that possesses multimedia display and radio-frequency (RF) identification, solves existing technical matters.
For realizing above-mentioned target and other related objectives, the utility model provides a kind of multimedia display and rfid device, comprising: industrial control mainboard, comprising: display interface, demonstration power supply interface and communication serial ports; Multimedia display screen, display interface and show power supply interface described in connection; Radio-frequency (RF) Reader, connection is in described communication serial ports.
Preferably, described display interface comprises: LVDS or LCD interface.
Preferably, described demonstration power supply interface comprises: the LED-backlit power supply interface of multimedia display screen described in connection.
Preferably, described multimedia display screen is for touching multimedia display screen, and described industry control circuit also comprises that touch drives interface, and wherein, described touch drives interface to comprise: I2C interface.
Preferably, described communication serial ports comprises: one or more in UART interface, RS232 interface and RS485 interface.
Preferably, described industrial control mainboard is embedded system industrial control mainboard.
Preferably, described industrial control mainboard comprises: the singlechip chip of display interface, demonstration power supply interface and communication serial ports described in connection.
Preferably, described singlechip chip comprises: ARM singlechip chip.
Preferably, described industrial control mainboard comprises: USB interface and RJ45 network interface,
Preferably, described industrial control mainboard comprises: the WiFi antennal interface of WiFi chip and connection thereof.
As mentioned above, the utility model provides a kind of multimedia display and rfid device, comprising: industrial control mainboard, comprising: display interface, demonstration power supply interface and communication serial ports; Multimedia display screen, display interface and show power supply interface described in connection; Radio-frequency (RF) Reader, connection is in described communication serial ports, and multimedia display screen more can be selected large-sized touch-screen, thereby can play and have the function that radio-frequency (RF) identification organically combines concurrently in conjunction with existing techniques in realizing multimedia file for those skilled in the art.
Brief description of the drawings
Fig. 1 is shown as multimedia display in the utility model embodiment and the module catenation principle schematic diagram of rfid device.
Fig. 2 is shown as the module catenation principle schematic diagram of the industrial control mainboard in the utility model embodiment.
Element numbers explanation
1 multimedia display and rfid device
12 multimedia display screens
13 radio-frequency (RF) Reader
14 industrial control mainboard
Embodiment
By specific instantiation, embodiment of the present utility model is described below, those skilled in the art can understand other advantages of the present utility model and effect easily by the disclosed content of this instructions.The utility model can also be implemented or be applied by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present utility model.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
Refer to Fig. 1, the utility model provides a kind of multimedia display and rfid device 1, comprising: multimedia display screen 12, radio-frequency (RF) Reader 13 and industrial control mainboard 14.
Described industrial control mainboard 14 comprises: display interface, demonstration power supply interface and communication serial ports.In one embodiment, industrial control mainboard 14, is the mainboard that is applied to industrial occasions, is adopted by industrial computer, can adapt to according to demand wide temperature environment, can adapt to rugged surroundings, high load capacity work for a long time etc.; Aspect components selection, one is different from business materials industrial control mainboard 14 components and parts, need to consider the industrial occasions demands such as high temperature resistant, moisture resistant; At PCB design aspect, in order to strengthen the EMC/EMI performance of mainboard, strengthen the stability of mainboard, industrial master board can adopt 6 layers and the design of above PCB wiring board; Aspect chip platform, industrial control mainboard 14 one employing low-power chip groups to save energy consumption, improve adaptive capacity to environment simultaneously.Common platform is from Intel Core, the Sandybridge/Ivybridge promoting mainly for Nehalem to 2012 year, and ATOM cedar-trail atom platform, and the LX series (LX800) of AMD arrives Fusion etc.; Aspect interface, industrial control mainboard 14 is because use occasion is special, therefore design interface can customize or pile up a large amount of standard interfaces to adapt to various interface according to use occasion, common interface has serial ports, USB, LAN, LPT etc., in order to conform, one all impacts with Anti-surging, the designs such as electrostatic discharge; In expansion, expansion interface has for example GPIO, PC104 family, and PCI-E family, PCI families etc., coordinate industrial motherboard, and base plate uses supports multiple expansions, is with multi-display function as VGA, LVDS, HDMI, DVI interface etc. simultaneously; On running protection, industrial control mainboard 14, by particular design, is running into the abnormal conditions such as deadlock, can realize the house dog requirement of guarantee system in the high stability of rugged surroundings of resetting automatically with all strength.
In one embodiment, described display interface comprises: LVDS or LCD interface, described LVDS: be Low-VoltageDifferential Signaling low-voltage differential signal, a kind of signal transfer mode being proposed by National Semiconductor for 1994, it is a kind of level standard, LVDS interface claims again RS-644 bus interface, is a kind of data transmission and the interfacing just occurring the nineties in 20th century.LVDS is low-voltage differential signal, the core of this technology is to adopt extremely low voltage swing high speed differential transmission data, can realize connection point-to-point or a point-to-multipoint, there is low-power consumption, low error rate, low crosstalking and the feature such as low radiation, its transmission medium can be copper PCB line, can be also balanced cable.LVDS has obtained application more and more widely in the system that signal integrity, low jitter and common mode characteristic are had relatively high expectations.LVDS technology is for the interface communication chipset of simple line driver and receiver physical layer device and more complicated.The multiplexed TTL at a slow speed of the multiplexed reconciliation of channel link chipset signal line is to provide narrow formula high-speed low-power-consumption LVDS interface.These chipsets can significantly be saved cable and the connector cost of system, and can reduce the required physical space of connector area occupied.LVDS solution provides new selection for designer solves high-speed i/o interface problem.LVDS provides the scheme of the every kilomegabit of milliwatt for the application of current and following high band wide data transmission.More advanced Bus LVDS (BLVDS) grows up on LVDS basis, and Bus LVDS (BLVDS) is a new range of the bus interface circuit based on LVDS technology, is specifically designed to and realizes multiple spot cable or backboard application.It is different from the LVDS of standard, provides the drive current of enhancing, to process duplicate transmissions required in multipoint application.BLVDS possesses the Low Voltage Differential Signal of about 250mV and transit time fast.This can allow product reach from 100Mbps to the high data rate that exceedes 1Gbps.In addition, the low-voltage amplitude of oscillation can reduce power consumption and noise to minimizing.Differential data transmission configuration provides +/-1V common mode range and the hot swap devices of source bus.BLVDS product has two types, can provide optimized interface device for all bus configuration.Two series are respectively: line driver and receiver and serializer/de-serializers chipset.Bus LVDS can solve the many challenges that face in high-speed bus design.BLVDS is without drawing rail in special terminal.It is without Active Terminal device, utilize common power rail (3.3V or 5V), adopt simple terminal configuration, make the minimise power consumption of interface device, produce little noise, supporting business card hot plug and the speed with 100Mbps drive heavily loaded multi-point bus.Bus LVDS product provides new a selection for designer solves high speed multi-point bus interface problem; LVDS interface is widely used in mainboard and shows and LCD Interface, common as 14pin, the interface of 20pin or 30pin.
Described multimedia display screen 12, display interface and show power supply interface described in connection.In one embodiment, the LCDs that described multimedia display screen 12 is LED-backlit, corresponding, described demonstration power supply interface comprises: the LED-backlit power supply interface of multimedia display screen 12 described in connection; Preferably, described multimedia display screen 12 is for touching multimedia display screen 12, described industry control circuit also comprises that touch drives interface, wherein, described touch drives interface to comprise: I2C interface, I2C (Inter-Integrated Circuit) is the address of inter-integrated circuit, it is a kind of serial communication bus, use many client/servers, by PHILIPS Co. in the 1980's in order to allow mainboard, embedded system or mobile phone develop in order to connect low speed peripheral device, for connecting microcontroller and peripherals thereof.It is a kind of bus standard that microelectronics Control on Communication field extensively adopts.It is a kind of special shape of synchronous communication, has interface line few, and control mode is simple, and device package form is little, and traffic rate is compared with advantages of higher.
What need special instruction is, the present invention organically combines multimedia display screen 12 and radio-frequency (RF) identification innovatively, described multimedia display screen 12 is because needs are play some multimedia files for example video, flash etc., therefore it can have compared with giant-screen, for example 7 inches, 7.85 inches, 9.7 inches, 10.1 inches and even larger screen etc., thereby strengthen merit applicable abundant, by contrast, for example 2～4 cun of screens that common attendance recorder is less cannot reach this object, cannot reach the object of playing in a big way and propagating multimedia messages.
Described radio-frequency (RF) Reader 13, connection is in described communication serial ports; In one embodiment, radio-frequency (RF) identification (English: RadioFrequency IDentification, abbreviation: RFID) be a kind of wireless communication technology, can identify specific objective and read and write related data by radio signals, and without setting up machinery between recognition system and specific objective or optics contacts.
Wireless signal is by the electromagnetic field of furnishing radio frequency, data is sent out from the label being attached to article, with automatic Identification and these article of tracking.The elect magnetic field that some label sends from recognizer in the time of identification just can obtain energy, does not need battery; Also there is label itself to have power supply, and can initiatively send radiowave (electromagnetic field of furnishing radio frequency).The information that label has comprised Electronic saving, can identify within several meters.Different from bar code is, within radio-frequency (RF) tag does not need to be in recognizer sight line, also within can embedding tracked object, on composition, comprise: transponder: by antenna, coupling element and chip composition, one is all as transponder with label, each label has unique electronic code, is attached to and on object, identifies destination object; And reader: by antenna, coupling element, chip composition, read the equipment of (sometimes can also write) label information, can be designed to hand-held rfid read write line (as: C5000W) or fixed type reader-writer, this technology and equipment are bent in existing, therefore separately do not repeat.
Product derivative in RFID technology probably has three major types: passive RFID product, active RFID product, half active RFID product.Passive RFID production development the earliest, be also develop the most ripe, the product that market is most widely used.Such as, mass transit card, dining room meal card, bank card, hotel access card, China second-generation identity card etc., this is seen everywhere in our daily life, bends in close contact formula recognition category.The groundwork frequency of its product has low frequency 125KHZ, high frequency 13.56MHZ, ultrahigh frequency 433MHZ, ultrahigh frequency 915MHZ.
Active RFID product, is slowly to grow up recent years, and the characteristic of its far distance automatic identification has determined application space and market potential quality that it is huge.In far distance automatic identification field, as intelligent prison, intelligent hospital, intelligent parking lot, intelligent transportation, wisdom city, there is major application in the fields such as the wisdom earth and Internet of Things.Active RFID is a dark horse in this field, bends in far distance automatic recognition category.Product groundwork frequency has ultrahigh frequency 433MHZ, microwave 2.45GHZ and 5.8GHZ.Active RFID product and passive RFID product, the characteristic that they are different, has determined different applications and different application models, also has advantage place separately.Active RFID and passive RFID are incorporated into one, pass in and out management gate inhibition, and personnel accurately locate, zone location management, and circumference management, there is very large advantage in the fields such as fence and security alarm.
Half active RFID product, in conjunction with the advantage of active RFID product and passive RFID product, under the triggering of low frequency 125KHZ frequency, allows microwave 2.45G make the most of the advantage.Half active RFID technology, also can be called low frequency and activate triggering technique, utilizes closely accurate location of low frequency, and microwave far-distance identification and uploading data solve simple active RFID and the passive RFID function realizing of having no idea.Briefly, be exactly closely to activate location, at a distance identification and uploading data.
Described communication serial ports comprises: one or more in UART interface, RS232 interface and RS485 interface etc., also can be USB mouth etc., only need can make to establish a communications link to transmit data between described radio-frequency (RF) Reader 13 and described industrial control mainboard 14 by communication serial ports.
As shown in Figure 2, from the above, described industrial control mainboard 14 is embedded main boards, and industrial control mainboard 14 can be with power interface with access 12V Power supply; Described industrial control mainboard 14 also can comprise: the singlechip chip of display interface, demonstration power supply interface and communication serial ports described in connection, preferably, described singlechip chip comprises: ARM singlechip chip, can type selecting be for example the ARM chip of A9～A11 rank, consider from cost performance angle, can select in the present embodiment full will A20 chip, certain described singlechip chip also can connected storage, and described storer is preferably the NAND FLASH of Hynix (Hynix) model H27UBG8T2B1～4G; Preferably, described industrial control mainboard 14 comprises: the WiFi antenna of WiFi chip and connection thereof, and preferably described WiFi chip is external, connects for realizing wireless local; Preferably, described industrial control mainboard 14 also can comprise: USB interface and RJ45 network interface, further preferred, also can comprise that some other expansion interface is as TV OUT interface, earphone interface, microphone interface, OTG interface, com port (RS232), SPI interface, utilizing camera interface, GPIO expansion interface, jtag interface etc., thereby build abundanter hardware platform.
On structure realizes, described multimedia display and rfid device 1 also can comprise: main casing (not shown), comprises Part I and from the extended Part II of described Part I side; Described Part I comprises first accommodation section with upward opening, the opening shape of described the first accommodation section and size are sticked in described multimedia display screen 12 matchingly, between described the first accommodation section and described multimedia display screen 12, be formed with the space that described industrial control mainboard is set, described multimedia display screen 12 is electrically connected to described industrial control mainboard 14; Described Part II comprises second accommodation section with upward opening; Radio-frequency (RF) Reader 13, shape and size engage with the upward opening of described the second accommodation section matchingly, and be electrically connected to described industrial control mainboard 14, simple in structure, it is convenient to realize, that is to say, described multimedia display screen 12 and radio-frequency (RF) Reader 13 can be included in by a housing, structure is very simple.
It should be noted that, the purposes of device 1 of the present utility model can comprise: multiple occasions such as work attendance, gate inhibition, safety check, apply extremely extensive.
In sum, the utility model provides a kind of multimedia display and rfid device, comprising: industrial control mainboard, comprising: display interface, demonstration power supply interface and communication serial ports; Multimedia display screen, display interface and show power supply interface described in connection; Radio-frequency (RF) Reader, connection is in described communication serial ports, and multimedia display screen more can be selected large-sized touch-screen, thereby can play and have the function that radio-frequency (RF) identification organically combines concurrently in conjunction with existing techniques in realizing multimedia file for those skilled in the art.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, such as bend to have in technical field and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (10)
1. multimedia display and a rfid device, is characterized in that, comprising:
Industrial control mainboard, comprising: display interface, demonstration power supply interface and communication serial ports;
Multimedia display screen, display interface and show power supply interface described in connection;
Radio-frequency (RF) Reader, connection is in described communication serial ports.
2. multimedia display according to claim 1 and rfid device, is characterized in that, described display interface comprises: LVDS or LCD interface.
3. multimedia display according to claim 1 and rfid device, is characterized in that, described demonstration power supply interface comprises: the LED-backlit power supply interface of multimedia display screen described in connection.
4. multimedia display according to claim 3 and rfid device, is characterized in that, described multimedia display screen is for touching multimedia display screen, and described industry control circuit also comprises that touch drives interface, and wherein, described touch drives interface to comprise: I2C interface.
5. multimedia display according to claim 1 and rfid device, is characterized in that, described communication serial ports comprises: one or more in UART interface, RS232 interface and RS485 interface.
6. multimedia display according to claim 1 and rfid device, is characterized in that, described industrial control mainboard is embedded system industrial control mainboard.
7. multimedia display according to claim 6 and rfid device, is characterized in that, described industrial control mainboard comprises: the singlechip chip of display interface, demonstration power supply interface and communication serial ports described in connection.
8. multimedia display according to claim 7 and rfid device, is characterized in that, described singlechip chip comprises: ARM singlechip chip.
9. multimedia display according to claim 1 and rfid device, is characterized in that, described industrial control mainboard comprises: USB interface and RJ45 network interface,
10. multimedia display according to claim 1 and rfid device, is characterized in that, described industrial control mainboard comprises: the WiFi antennal interface of WiFi chip and connection thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384228.0U CN204009970U (en) | 2014-07-11 | 2014-07-11 | A kind of multimedia display and rfid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384228.0U CN204009970U (en) | 2014-07-11 | 2014-07-11 | A kind of multimedia display and rfid device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204009970U true CN204009970U (en) | 2014-12-10 |
Family
ID=52049941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420384228.0U Expired - Fee Related CN204009970U (en) | 2014-07-11 | 2014-07-11 | A kind of multimedia display and rfid device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204009970U (en) |
-
2014
- 2014-07-11 CN CN201420384228.0U patent/CN204009970U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105723352B (en) | Removable storage card discrimination system and method | |
| CN108701109A (en) | The methods, devices and systems of Plugin Mechanism for computer expansion bus | |
| CN204595692U (en) | Based on the VPX computer motherboard of Shen prestige 410 processor and Shen Wei nest plate | |
| CN103390802A (en) | NFC (near field communication) antenna module, card reader and intelligent card | |
| CN204009971U (en) | A kind of multimedia display and face identification device | |
| CN203644053U (en) | IC card management system based on bluetooth | |
| CN204009915U (en) | A kind of multimedia display and vein identification device | |
| WO2020259660A1 (en) | Touch panel with nfc function, and terminal device | |
| CN204009970U (en) | A kind of multimedia display and rfid device | |
| CN209281294U (en) | A kind of EEB server master board based on 1621 processor of Shen prestige and Shen Wei ICH2 chipset | |
| CN205263708U (en) | Self -service terminal ARM mainboard | |
| CN204129722U (en) | A kind of wireless multipoint touch interactive system | |
| CN204595691U (en) | A kind of CPCI-E computer motherboard based on Shen prestige processor and nest plate | |
| CN103473861A (en) | Pos machine device based on cellphone card swiping | |
| CN204406395U (en) | A kind of high speed communication interacted system of CPCI framework | |
| CN204009916U (en) | A kind of multimedia display and fingerprint identification device | |
| CN206193856U (en) | Food safety traceability system based on RFID technique | |
| CN207799815U (en) | A kind of access object access management system based on RFID | |
| CN202374367U (en) | Mainboard for network video recorder | |
| CN106056178A (en) | Integrated management system based on LIFI mobile terminal | |
| CN204288120U (en) | Based on the multimedia interaction inquiry all-in-one of gesture identification | |
| CN205353855U (en) | Embedded computer main board | |
| CN206819220U (en) | A kind of capacitance plate Intelligent flat | |
| CN201662808U (en) | Meal ordering device | |
| CN201698443U (en) | Usb radio frequency card reader |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160711 |