CN105426950A - Ambiguity dual-frequency chargeable electronic label - Google Patents
Ambiguity dual-frequency chargeable electronic label Download PDFInfo
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- CN105426950A CN105426950A CN201510976898.0A CN201510976898A CN105426950A CN 105426950 A CN105426950 A CN 105426950A CN 201510976898 A CN201510976898 A CN 201510976898A CN 105426950 A CN105426950 A CN 105426950A
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- frequency
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- ambiguity
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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
- G06K19/0701—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 at least one of the integrated circuit chips comprising an arrangement for power management
- G06K19/0702—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 at least one of the integrated circuit chips comprising an arrangement for power management the arrangement including a battery
- G06K19/0704—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 at least one of the integrated circuit chips comprising an arrangement for power management the arrangement including a battery the battery being rechargeable, e.g. solar batteries
-
- 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
-
- 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
- G06K19/07773—Antenna details
- G06K19/07777—Antenna details the antenna being of the inductive type
- G06K19/07779—Antenna details the antenna being of the inductive type the inductive antenna being a coil
-
- 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
- G06K19/07773—Antenna details
- G06K19/07786—Antenna details the antenna being of the HF type, such as a dipole
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides an ambiguity dual-frequency chargeable electronic label which comprises an MCU master control circuit, a radio frequency module, an HF high-frequency module, a power source management module, a battery and an external charging interface, wherein the MCU master control circuit and the radio frequency module carry out dual-way communications, the MCU master control circuit is connected to an HF high-frequency module signal, an MCU master control circuit signal is connected to the power source management module, the external charging interface is connected to the power source management module by an anti-transposition circuit signal, and the power source management module controls and manages the battery to realize charging and discharging. The ambiguity dual-frequency chargeable electronic label provided by the invention adopts a large-capacity lithium polymer battery, realizes repeated charging and utilization and prolongs service life of a product, wherein a circuit board is equipped with an over-current and over-voltage protection function, and has high safety performance and a long cycle life; the external charging interface is equipped with an anti-short circuit function, so that abnormal electricity consumption of the internal battery will not be caused; and a dual-way communication manner is adopted between the ambiguity dual-frequency chargeable electronic label and a road sign station.
Description
Technical field
The invention belongs to electronic label technology field, especially relate to the chargeable electronic tag of a kind 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, along with the web development of expressway construction, the uncertainty that automobile travels at highway network, makes distribution of interests become more and more difficult.
For the freeway net carrying out networked fee collection, often have many driving paths optional between 2, causing a difficult problem in expressway tol lcollection operation, is exactly the identification of vehicle running path.Under networked fee collection environment, especially under the road network environment of the diversification of investment subjects, Path Recognition not only relates to the problem how each traffick being calculated to toll, which also to consider the Toll Distribution of income to the problem of billing unit simultaneously, the fractionation of toll is directly connected to the legitimate interests of each bar highway owner, is the key of networked fee collection.
Based on above background, I takes charge of and proposes ambiguous path recognition system, this system provides the routing information of vehicle for highway tolling system, OBU label wherein in ambiguity system mainly carries out record to the path that vehicle travels, thus provides the strong foundation accurately splitting account for multiple investing unit.
At present, in ambiguity system large-scale application, the OBU label of use is that disposable lithium cell is powered, and label serviceable 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, so just greatly increase the power consumption of label every day, according to theory calculate, the label of the lithium battery power supply of 500mAH only has the serviceable life more than 2 years, so disposable lithium battery can not practical requirement.
So need to provide a kind of chargeable label, extend the serviceable life of label.Due to being in great demand of label, so how to design the reliable and stable problem being us and needing to consider when a chargeable label ensures that it charges.
Summary of the invention
In view of this, the present invention is intended to propose the chargeable electronic tag of a kind of ambiguity double frequency, is 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 achieving the above object, technical scheme of the present invention is achieved in that
The chargeable electronic tag of a kind of ambiguity double frequency, comprise 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, be 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 control and management battery 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 comprises radio frequency chip and connected radio-frequency antenna circuit, and radio frequency chip selects rf chip CC110L.
Further, described HF high-frequency model comprises high frequency chip and connected detecting circuit, radio-frequency coil, high frequency chip adopts integrated 13.56MHz high frequency chip, and model is FM11RF08, and the detecting circuit that high frequency chip connects is mainly with the half-wave rectification voltage-multiplying circuit that diode is built.
Further, described battery is that lithium gathers battery, can recharging, and there are two lead-in wires at battery two ends, and the THICKNESS CONTROL of battery is within 3.5mm, and outside batteries can 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 radio-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 to carry out switch control rule to circuit, and wherein control end is received on the contact of external charging cabinet, needs the control voltage of a 10V, ensures that in charging process, metal-oxide-semiconductor is opened.
Further, described external charging inlet is provided with external three contacts.
Relative to prior art, the present invention has following advantage:
(1) adopt jumbo lithium to gather battery, realization can be charged use repeatedly, extends the serviceable 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, can not cause the abnormal power consumption of internal cell; And adopt both-way communication mode between road sign station, the routing information of vehicle can be reported 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, be intended to for highway owner provides the Path Recognition service of high-performance, high reliability, pinpoint accuracy, for split balance and accurately charge reliable basis is provided.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the constructional appearance schematic diagram of the chargeable electronic tag of ambiguity double frequency described in the embodiment of the present invention;
Fig. 2 is the hardware circuit functional block diagram of the chargeable electronic tag of ambiguity double frequency described in the embodiment of the present invention;
Fig. 3 gathers the constructional appearance schematic diagram of battery for lithium described in the embodiment of the present invention;
Fig. 4 is the circuit diagram of power management module described in the embodiment of the present invention;
Fig. 5 is the veneer circuit diagram of the chargeable electronic tag of ambiguity double frequency described in the embodiment of the present invention;
Fig. 6 is radio-frequency antenna simulation result figure described in the embodiment of the present invention.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The chargeable electronic tag of a kind of ambiguity double frequency, as shown in Fig. 2,5, comprise 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, be 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 control and management battery carries out discharge and recharge.
Described MCU governor circuit adopts model to be the single-chip microcomputer of MSP430G2533, for the TI single-chip microcomputer of a low-power consumption, this single-chip microcomputer power consumption is in the hibernation mode extremely low, only has 0.5uA, 16KBFlash storage space in sheet, the RAM storage space of 512B, support SPI, the interfaces such as UART, Embedded has 10 high-precision A/D, multiple interrupt source, this governor circuit has 3 interrupt sources, wherein interrupt source 1, 2 requests mainly responding CC110L radio frequency chip, single-chip microcomputer is waken up when interrupt source 3 mainly detects high-frequency signal, complete the process of high-frequency signal, single-chip microcomputer MSP430G2533 and CC110L adopts SPI interface to carry out data transmission, complete the function such as initial configuration and protocol processes of the chip of ultrahigh frequency, 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, meeting under outage condition, software can by algorithm configuration MCU by complete for hardware system power-off, realize zero-power.
Described radio-frequency module comprises 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 blocking designs, low in energy consumption, receiving sensitivity is high, and output power is adjustable, radio-frequency receiving-transmitting is separated, 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, and mainly complete 433MHz and to eat dishes without rice or wine the transmitting-receiving of signal, as shown in Figure 6, radio-frequency antenna adopts special software to emulate, and lobe width 90 degree, radiation scope is wider.
Described HF high-frequency model comprises high frequency chip and connected detecting circuit, radio-frequency coil, high frequency chip adopts highly integrated 13.56MHz high frequency chip, mainly complete 13.56MHz signal coupling, model is the microelectronic FM11RF08 chip of Fudan University, the storage 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, guarantee the compatibility of rfid system and original Fare Collection System; The detecting circuit that high frequency chip connects is mainly with the half-wave rectification voltage-multiplying circuit that diode is built.
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 radio-frequency coil is integrated on veneer circuit board with binding mode, fully ensure that the stability of properties of product.
The jumbo lithium of described Selection of Battery gathers battery, can recharging, and charging times reaches 500 times, there are two lead-in wires at battery two ends, physical dimension designs according to veneer circuit board, and as shown in 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, for battery, there is over-current over-voltage protection function simultaneously, prevent 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 has 1uA, output voltage range is at 1.5V ~ 4.2V, as shown in Figure 4, this power management chip major function exports as 3.3V, for the single-chip microcomputer on veneer circuit board and radio frequency chip are powered by the cell voltage adjustment on veneer circuit board.
The object of described reverse-connection preventing circuit be prevent artificial by external charging inlet to battery short circuit, cause the abnormal power consumption of battery, the indoor design of veneer circuit board has the interface reverse-connection preventing circuit of external charging inlet, the nmos device of a voltage-controlled type is selected to carry out switch control rule to circuit, wherein control end is received on the contact of external charging cabinet, needs the control voltage of a 10V, ensures that in charging process, metal-oxide-semiconductor is opened, charging is stablized, and 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 also provided with the overcurrent-overvoltage protecting circuit that lithium gathers battery, 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 not adding outside lightning protection component, be 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 SHF communication two kinds of patterns of 13.56MHZ high-frequency communication and 433MHZ, this label can receive 13.56MHz High Frequency Instruction, wake up, Working mode set, the operations such as information reporting, can receive 433MHz routing information and store, and can enter corresponding duty according to the mode of operation of setting.
Electronics electricity label of the present invention can select the battery of different capabilities according to actual needs, and only need change the capacity of internal cell, software possesses battery electric quantity measuring ability simultaneously, error precision is within the scope of 0.01V, high-multiplying-power battery charges, and ensures 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 serviceable 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 invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the chargeable electronic tag of ambiguity double frequency, it is characterized in that: comprise 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, be 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 control and management battery carries out discharge and recharge.
2. the chargeable electronic tag of ambiguity double frequency according to claim 1, is characterized 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, is characterized in that: described radio-frequency module comprises 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 comprises high frequency chip and connected detecting circuit, radio-frequency coil, high frequency chip adopts integrated 13.56MHz high frequency chip, model is FM11RF08, and the detecting circuit that high frequency chip connects is mainly with the half-wave rectification voltage-multiplying circuit that diode is built.
5. the chargeable electronic tag of ambiguity double frequency according to claim 1, it is characterized in that: described battery is that lithium gathers battery, can recharging, there are two lead-in wires at battery two ends, the THICKNESS CONTROL of battery is within 3.5mm, and outside batteries can 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 radio-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, is characterized 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 to carry out switch control rule to circuit, wherein control end is received on the contact of external charging cabinet, need the control voltage of a 10V, ensure that in charging process, metal-oxide-semiconductor is opened.
9. the chargeable electronic tag of ambiguity double frequency according to claim 1, is characterized in that: described external charging inlet is provided with external three contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976898.0A CN105426950A (en) | 2015-12-21 | 2015-12-21 | Ambiguity dual-frequency chargeable electronic label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976898.0A CN105426950A (en) | 2015-12-21 | 2015-12-21 | Ambiguity dual-frequency chargeable electronic label |
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| Publication Number | Publication Date |
|---|---|
| CN105426950A true CN105426950A (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510976898.0A Pending CN105426950A (en) | 2015-12-21 | 2015-12-21 | Ambiguity dual-frequency chargeable electronic label |
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| Country | Link |
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| CN (1) | CN105426950A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109711515A (en) * | 2018-12-17 | 2019-05-03 | 武汉天喻聚联网络有限公司 | A kind of double frequency intelligent RFID tag chip and electronic tag |
| CN110070165A (en) * | 2019-04-17 | 2019-07-30 | 南京理工大学 | A kind of active RFID system with wireless charging |
-
2015
- 2015-12-21 CN CN201510976898.0A patent/CN105426950A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109711515A (en) * | 2018-12-17 | 2019-05-03 | 武汉天喻聚联网络有限公司 | A kind of double frequency intelligent RFID tag chip and electronic tag |
| CN110070165A (en) * | 2019-04-17 | 2019-07-30 | 南京理工大学 | A kind of active RFID system with wireless charging |
| CN110070165B (en) * | 2019-04-17 | 2022-05-17 | 南京理工大学 | Active RFID system with wireless charging function |
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Application publication date: 20160323 |
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