CN205375532U - Chargeable electronic tags of ambiguity dual -frenquency - Google Patents
Chargeable electronic tags of ambiguity dual -frenquency Download PDFInfo
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- CN205375532U CN205375532U CN201521083900.3U CN201521083900U CN205375532U CN 205375532 U CN205375532 U CN 205375532U CN 201521083900 U CN201521083900 U CN 201521083900U CN 205375532 U CN205375532 U CN 205375532U
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Abstract
The utility model provides a chargeable electronic tags of ambiguity dual -frenquency, including MCU master control circuit, radio frequency module, HF high -frequency module, power management module, battery and the interface that externally charges, MCU master control circuit and radio frequency module carry out both -way communication, and with HF high -frequency module signal connection, MCU master control circuit signal connection power management module, the interface that externally charges pass through anti -reverse connection circuit signal connection power management module, and power management module control and management battery carries out the charge -discharge. The utility model discloses a lithium of large capacity gathers the battery, and the realization use of can charging has repeatedly prolonged the life of product, the circuit board has the overvoltage protection of overflowing function, and the security performance is high, and cycle life is long, the interface that externally charges has the short circuit of preventing function, can not lead to inside battery power consumptive unusually, and adopt two -way communication mode between the road sign station.
Description
Technical field
This utility model belongs to electronic label technology field, especially relates to a kind of chargeable electronic tag of ambiguity double frequency.
Background technology
Along with China's rapid development of economy, the construction demand of highway is also increasing.Huge owing to investing, the input depending merely on country can not solve the contradiction of economic development and expressway construction sometimes in time, in some province, often adopts nation-building and private investment to combine, the mode of income pro-rata.Although this mode solves construction demand, but along with the web development of expressway construction, the uncertainty that automobile travels at highway network, distribution of interests is made to become more and more difficult.
For carrying out the freeway net of networked fee collection, between 2, often there is a plurality of driving path optional, cause a difficult problem in expressway tol lcollection operation, it is simply that the identification of vehicle running path.Under networked fee collection environment, particularly under the road network environment of the diversification of investment subjects, Path Recognition is not exclusively to the problem that how each current vehicle is calculated pass cost, which it is also contemplated that the Toll Distribution of income to the problem of billing unit simultaneously, the fractionation of pass cost is directly connected to the legitimate interests of each bar highway owner, is the key of networked fee collection.
Based on background above, I takes charge of proposition ambiguous path identification system, this system provides the routing information of vehicle for highway tolling system, the path that wherein vehicle is mainly travelled by the OBU label in ambiguity system is recorded, thus provide the strong foundation accurately splitting account for multiple investing units.
At present, in ambiguity system large-scale application, the OBU label of use is that disposable lithium cell is powered, and label service life is 5 years.What adopt is one-way communication mode, and namely label one side is only used for received path message, and does not send information to reader, so the power consumption of label every day is few.
And along with the demand of both-way communication in recent years, namely require that label can not only receive mark information, also need to send information to reader, namely label possesses bidirectional communication function, thus greatly increase the power consumption of label every day, according to Theoretical Calculation, the label of the lithium battery power supply of 500mAH only has the service life more than 2 years, so disposable lithium battery can not practical requirement.
So needing to provide a kind of chargeable label, extend the service life of label.Due to being in great demand of label, so how design a chargeable label and ensure the reliable and stable problem being us and needing to consider when it charges.
Summary of the invention
In view of this, this utility model is directed to a kind of chargeable electronic tag of ambiguity double frequency, for rechargeable type, the reliable and stable double frequency charged electrical label with over-current over-voltage protection, the anti-short connection type of charging inlet.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of chargeable electronic tag of ambiguity double frequency, including MCU governor circuit, radio-frequency module, HF high-frequency model, power management module, battery and external charging inlet, described MCU governor circuit and radio-frequency module carry out two-way communication, it is connected with HF high-frequency model signal, MCU governor circuit signal connects power management module, external charging inlet connects power management module by reverse-connection preventing circuit signal, and power management module controls management battery and carries out discharge and recharge.
Further, described MCU governor circuit adopts model to be the single-chip microcomputer of MSP430G2533.
Further, described radio-frequency module includes radio frequency chip and connected radio-frequency antenna circuit, and radio frequency chip selects rf chip CC110L.
Further, described HF high-frequency model includes high frequency chip and connected detecting circuit, high frequency coil, high frequency chip adopts integrated 13.56MHz high frequency chip, and model is FM11RF08, the halfwave rectifier voltage-multiplying circuit that the detecting circuit that high frequency chip connects mainly is built with diode.
Further, described battery is the poly-battery of lithium, it is possible to recharging, there are two lead-in wires at battery two ends, and the THICKNESS CONTROL of battery is within 3.5mm, and outside batteries be may be connected on charging cabinet by reliable contact.
Further; described MCU governor circuit, radio-frequency module, HF high-frequency model, power management, battery, reverse-connection preventing circuit and external charging inlet are installed on a veneer circuit board; described high frequency coil is integrated on veneer circuit board with binding mode; battery lead can be welded direct on veneer circuit board and power to whole circuit, veneer circuit board has battery overcurrent-overvoltage protecting circuit.
Further, described power management module adopts power management chip TPS78101.
Further, described reverse-connection preventing circuit adopts the nmos device of voltage-controlled type that circuit is carried out on-off control, wherein controls to terminate on the contact of external charging cabinet, it is necessary to the control voltage of a 10V, it is ensured that in charging process, metal-oxide-semiconductor is opened.
Further, described external charging inlet is provided with external three contacts.
Relative to prior art, present invention have the advantage that
(1) adopt jumbo lithium to gather battery, it is achieved use of can repeatedly charging, extend the service life of product；Circuit board has over-current over-voltage protection function, and security performance is high, has extended cycle life；External charging inlet has anti-short circuit function, is not result in internal cell exception power consumption；And adopt both-way communication mode between road sign station, it is possible to report the routing information of vehicle timely；Can real-time report battery electric quantity, there is battery low pressure warning function；
(2) can be applicable to ambiguity freeway facility, especially road network complex, multipath section are more, the section that uncertain current cost ratio is higher, it is intended that highway owner provides the Path Recognition service of high-performance, high reliability, pinpoint accuracy, for split balance and offer reliable basis of accurately charging.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the constructional appearance schematic diagram of the chargeable electronic tag of ambiguity double frequency described in this utility model embodiment；
Fig. 2 is the hardware circuit functional block diagram of the chargeable electronic tag of ambiguity double frequency described in this utility model embodiment；
Fig. 3 is the constructional appearance schematic diagram of the poly-battery of lithium described in this utility model embodiment；
Fig. 4 is the circuit diagram of power management module described in this utility model embodiment；
Fig. 5 is the veneer circuit diagram of the chargeable electronic tag of ambiguity double frequency described in this utility model embodiment；
Fig. 6 is radio-frequency antenna simulation result figure described in this utility model embodiment.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in this utility model and the feature in embodiment can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
A kind of chargeable electronic tag of ambiguity double frequency, such as Fig. 2, shown in 5, including MCU governor circuit, radio-frequency module, HF high-frequency model, power management module, battery, reverse-connection preventing circuit and external charging inlet, described MCU governor circuit and radio-frequency module carry out two-way communication, it is connected with HF high-frequency model signal, MCU governor circuit signal connects power management module, and external charging inlet connects power management module by reverse-connection preventing circuit signal, and power management module controls management battery and carries out discharge and recharge.
nullDescribed MCU governor circuit adopts model to be the single-chip microcomputer of MSP430G2533，TI single-chip microcomputer for a low-power consumption，This single-chip microcomputer power consumption in the hibernation mode is extremely low，Only 0.5uA，16KBFlash memory space in sheet，The RAM memory space of 512B，Support SPI、The interfaces such as UART，Embedded has 10 high-precision A/D，Multiple interrupt sources，This governor circuit has 3 interrupt sources，Wherein interrupt source 1、2 requests mainly responding CC110L radio frequency chip，Interrupt source 3 wakes single-chip microcomputer up when mainly high-frequency signal being detected，Complete the process of high-frequency signal，Single-chip microcomputer MSP430G2533 and CC110L adopts SPI interface to carry out data transmission，The functions such as the initial configuration and the protocol processes that complete the chip of hyperfrequency，The detection of veneer cell voltage can be carried out by ADC in the sheet of single-chip microcomputer，Battery electric quantity is reported to carry out Intelligent Measurement in time，Under meeting outage condition，Software can pass through algorithm configuration MCU, and hardware system is fully powered-off，Realize zero-power.
Described radio-frequency module includes radio frequency chip and connected radio-frequency antenna circuit, radio frequency chip selects the rf chip CC110L of a 433MHz high integration of TI, this chip dies massing designs, low in energy consumption, receiving sensitivity is high, and output is adjustable, radio-frequency receiving-transmitting separates, on the way pattern can detect field intensity automatically simultaneously, possesses from arousal function, greatly reduces the power consumption of battery.Described radio frequency chip connects radio-frequency antenna circuit, mainly completes 433MHz and eats dishes without rice or wine the transmitting-receiving of signal, and as shown in Figure 6, radio-frequency antenna adopts special-purpose software to emulate, and lobe width 90 degree, radiation scope is wider.
Described HF high-frequency model includes high frequency chip and connected detecting circuit, high frequency coil, high frequency chip adopts highly integrated 13.56MHz high frequency chip, mainly complete the coupling of 13.56MHz signal, model is the microelectronic FM11RF08 chip of Fudan University, the memory space of 1KB is had in this chip slapper, consistent with the main flow IC-card that existing highway tolling system is applied, support ISO14443A/B agreement, it is ensured that the compatibility of RFID system and original Fare Collection System；The halfwave rectifier voltage-multiplying circuit that the detecting circuit connected in high frequency chip is mainly built with diode.
Described MCU governor circuit, radio-frequency module, HF high-frequency model, power management, battery, reverse-connection preventing circuit and external charging inlet are installed on a veneer circuit board, described high frequency coil is integrated on veneer circuit board with binding mode, has substantially ensured that the stability of properties of product.
The jumbo lithium of described Selection of Battery gathers battery, it is possible to recharging, and charging times reaches 500 times; there are two lead-in wires at battery two ends; overall dimensions is designed according to veneer circuit board, as it is shown on figure 3, wherein the THICKNESS CONTROL of battery is within 3.5mm; battery lead can be welded direct on veneer circuit board and power to whole circuit; wherein battery can charge by high magnification, and charge cycle is short, battery capacity foot; it is simultaneous for battery and there is over-current over-voltage protection function, it is prevented that the damage of battery；Outside batteries is connected on charging cabinet by reliable contact.
Described power management module adopts the power management chip TPS78101 of a low-power consumption, the stand-by power consumption of this chip is extremely low, only 1uA, output voltage range is at 1.5V～4.2V, as shown in Figure 4, this power management chip major function is that the cell voltage adjustment on veneer circuit board is output as 3.3V, powers for the single-chip microcomputer on veneer circuit board and radio frequency chip.
The purpose of described reverse-connection preventing circuit is to prevent from artificially passing through external charging inlet to battery short circuit, cause the abnormal power consumption of battery, veneer circuit board indoor design has the interface reverse-connection preventing circuit of external charging inlet, circuit is carried out on-off control by the nmos device selecting a voltage-controlled type, wherein control to terminate on the contact of external charging cabinet, it is necessary to the control voltage of a 10V, it is ensured that in charging process, metal-oxide-semiconductor is opened, making charging stable, security performance is high.
Described external charging inlet is provided with external three contacts, solid and reliable, as shown in Figure 1.
Described veneer circuit board is additionally provided with the overcurrent-overvoltage protecting circuit of the poly-battery of lithium, for preventing battery overcurrent-overvoltage.
The structure material of electronic tag of the present invention adopts ABS+PC, label sizes size dimension meets the OBU card of ISO10536 standard, facilitate automation mechanized operation and related expanding, electronic tag adopts excusing from death solder technology in producing, mature production technology, structure has IP65 degree of protection, gets final product impulse-current-proof 10KA when being not added with outside lightning protection component, being externally the charging inlet of three contacts, this interface has anti-short circuit function.
The chargeable electronic tag of double frequency of the present invention, support the SHF communication both of which of 13.56MHZ high-frequency communication and 433MHZ, this label can receive 13.56MHz High Frequency Instruction, wake up, Working mode set, information reportings etc. operate, it is possible to receive 433MHz routing information and store, it is possible to enter corresponding duty according to the mode of operation set.
Electronics electricity label of the present invention can select the battery of different capabilities according to actual needs, only need to change the capacity of internal cell, and software possesses battery electric quantity detection function simultaneously, error precision is within the scope of 0.01V, high-multiplying-power battery charges, it is ensured that charge cycle is short, battery capacity foot；Veneer circuit board protection circuit has over-current over-voltage protection function, and security performance is high, has extended cycle life；Each charge cycle is 3 months, greatly extends the service life of label.Simultaneously, for more than disposable up to a hundred the electronic tags that can charge of charging cabinet that electronic tag of the present invention is equipped with, charge reliable and stable, charging rack is furnished with card detection in place, battery voltage detection, charging and state-indicating function, improve charge efficiency, charge convenient and swift, improve Consumer's Experience.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. the chargeable electronic tag of ambiguity double frequency, it is characterized in that: include MCU governor circuit, radio-frequency module, HF high-frequency model, power management module, battery and external charging inlet, described MCU governor circuit and radio-frequency module carry out two-way communication, it is connected with HF high-frequency model signal, MCU governor circuit signal connects power management module, external charging inlet connects power management module by reverse-connection preventing circuit signal, and power management module controls management battery and carries out discharge and recharge.
2. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterised in that: described MCU governor circuit adopts model to be the single-chip microcomputer of MSP430G2533.
3. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterised in that: described radio-frequency module includes radio frequency chip and connected radio-frequency antenna circuit, and radio frequency chip selects rf chip CC110L.
4. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterized in that: described HF high-frequency model includes high frequency chip and connected detecting circuit, high frequency coil, high frequency chip adopts integrated 13.56MHz high frequency chip, model is FM11RF08, the halfwave rectifier voltage-multiplying circuit that the detecting circuit that high frequency chip connects mainly is built with diode.
5. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterized in that: described battery is the poly-battery of lithium, it is possible to recharging, and there are two lead-in wires at battery two ends, the THICKNESS CONTROL of battery is within 3.5mm, and outside batteries be may be connected on charging cabinet by reliable contact.
6. the chargeable electronic tag of ambiguity double frequency according to claim 4; it is characterized in that: described MCU governor circuit, radio-frequency module, HF high-frequency model, power management, battery, reverse-connection preventing circuit and external charging inlet are installed on a veneer circuit board; described high frequency coil is integrated on veneer circuit board with binding mode; battery lead can be welded direct on veneer circuit board and power to whole circuit, veneer circuit board has battery overcurrent-overvoltage protecting circuit.
7. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterised in that: described power management module adopts power management chip TPS78101.
8. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterized in that: described reverse-connection preventing circuit adopts the nmos device of voltage-controlled type that circuit is carried out on-off control, wherein control to terminate on the contact of external charging cabinet, need the control voltage of a 10V, it is ensured that in charging process, metal-oxide-semiconductor is opened.
9. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterised in that: described external charging inlet is provided with external three contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083900.3U CN205375532U (en) | 2015-12-21 | 2015-12-21 | Chargeable electronic tags of ambiguity dual -frenquency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521083900.3U CN205375532U (en) | 2015-12-21 | 2015-12-21 | Chargeable electronic tags of ambiguity dual -frenquency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205375532U true CN205375532U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521083900.3U Active CN205375532U (en) | 2015-12-21 | 2015-12-21 | Chargeable electronic tags of ambiguity dual -frenquency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205375532U (en) |
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- 2015-12-21 CN CN201521083900.3U patent/CN205375532U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 401, Building 12, East District, Airport Business Park, 80 Huanbei Road, Tianjin Free Trade Test Area, 300308 Patentee after: Gaoxing Zhilian Technology Co.,Ltd. Address before: 300308 Tianjin Binhai New Area Airport Economic Zone Dongqidao No.2 ZTE Industrial Base Patentee before: ZTE INTELLIGENT IOT TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190603 Address after: Room 4-707, No. 2, East Seven Road, Tianjin Free Trade Test Area (Airport Economic Zone) Patentee after: TIANJIN ZHONGXING SOFTWARE Co.,Ltd. Address before: Room 401, Building 12, East District, Airport Business Park, 80 Huanbei Road, Tianjin Free Trade Test Area, 300308 Patentee before: Gaoxing Zhilian Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220928 Address after: Room 401, building 12, East Airport Business Park, 80 Huanhe North Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee after: Gaoxing Zhilian Technology Co.,Ltd. Address before: Room 4-707, No. 2, East Seven Road, Tianjin Free Trade Test Area (Airport Economic Zone) Patentee before: TIANJIN ZHONGXING SOFTWARE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 401, building 12, East Airport Business Park, 80 Huanhe North Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee after: Zte Intelligent Iot Technology Co.,Ltd. Address before: Room 401, building 12, East Airport Business Park, 80 Huanhe North Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee before: Gaoxing Zhilian Technology Co.,Ltd. |