CN2566353Y - Data/state protector for IC card receiver/transmitter - Google Patents
Data/state protector for IC card receiver/transmitter Download PDFInfo
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- CN2566353Y CN2566353Y CN 02243651 CN02243651U CN2566353Y CN 2566353 Y CN2566353 Y CN 2566353Y CN 02243651 CN02243651 CN 02243651 CN 02243651 U CN02243651 U CN 02243651U CN 2566353 Y CN2566353 Y CN 2566353Y
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Abstract
The utility model relates to a data/state protector for an IC card receiver/transmitter, which at least comprises a power sampling unit, a reference unit, a comparison detection unit, and a data storage unit, wherein, the power sampling unit is used for collecting power signals, the reference unit is used for setting a stable reference, the comparison detection unit receives the power signals from the power sampling unit and compares the power signals with the stable reference to emit alarm signals, and the data storage unit is started according to the alarm signals. The utility model has the advantages that data can be automatically stored after the power is off, and the data in the working process of the IC card receiver/transmitter is effectively prodected; various functions of the IC card receiver/transmitter can recover automatically after the power is on, safety and reliability are enhanced, function of equipment is more perfect, and artificial intervention is reduced to minimum; the electric energy storage and voltage transformation units can avoid a large investment required when a UPS power supply is installed.
Description
Technical field
The utility model relates to a kind of IC-card card receiving and sending machine, particularly relates to a kind of protective device of data/state of IC-card card receiving and sending machine.
Background of invention
In today of the very fast development of electronic information technology, people are in daily life and producing, usually employing can be write down the release of various information automatically, to write down different information, and when needs use this card internal information, utilize readout device, the information in the release is directly read use, IC-card also is a kind of application information recording card very widely.Wherein, IC-card is applied to toll station as a kind of efficient Fare Collection System of highway.
Existing IC-card Fare Collection System, main device are a kind of card receiving and sending machines of IC-card, in when inlet, during by the card receiving and sending machine hair fastener, by the inter-process system of card receiving and sending machine information needed are recorded on the IC-card; When outlet, card receiving and sending machine is taken in IC-card, and reads the relevant information that is write down in it, calculates charge simultaneously, thereby improves the efficient and the accuracy of charge, and this is the basic function of IC-card Fare Collection System.Usually, the IC-card card dispatcher can also carry out other data processing function, as to the writing of the relevant information of the IC-card received and dispatched, and counting statistics or the like.For example, also can be provided with data processing equipment in the IC-card card receiving and sending machine of above-mentioned fee as highway, and utilize this data processing equipment, carry out card receiving and sending machine charge, receive data statistics of card and traffick information or the like.
But the defective that the card dispatcher of above-mentioned known IC-card exists is, when running into sudden power or other fortuitous events in operational process, data can not reliably be preserved, and makes card feeding-discharging loss of data after outage.Data or state before behind the incoming call all can not recover automatically, and card dispatcher can not recover normal operation automatically.Function ratio is more single, and therefore reliability is affected.
Summary of the invention
Fundamental purpose of the present utility model provides a kind of IC-card card receiving and sending machine data/state protection device, when making the IC-card machine run into sudden power or other fortuitous events in operational process, can reliably preserve data.
Two of the purpose of this utility model provides a kind of IC-card card receiving and sending machine data/state protection device; make the IC-card machine behind the incoming call can with before data or state recover automatically; reduce human intervention thereby recover normal operation automatically, effectively improve the reliability of system.
Three of the purpose of this utility model is to avoid because of using ups power to carry out bigger investment.
The purpose of this utility model is achieved in that a kind of IC-card card receiving and sending machine data/state protection device, includes at least:
Be used for gathering the power supply sampling unit of power supply signal;
Be used for setting the reference cell of stablizing benchmark;
Detecting unit relatively receives power supply signal and stable benchmark from the power supply sampling unit and compares and send alerting signal;
Data storage cell according to the alerting signal startup.
The purpose of this utility model also can realize that described power supply sampling unit can be the sampling unit of voltage magnitude by following measure.Described power supply sampling unit also can be the sampling unit of current amplitude.
Can connect a photoelectricity coupling unit at the output terminal that compares detecting unit, the voltage alarm signal is passed to control module with the log-on data stand-by program.
The output terminal of photoelectricity coupling unit can be connected in a control module.
Described control module can be a cpu controller.
Described data storage cell can be an eeprom memory.
Also comprise a power storage and voltage transformation module, at least can be to relatively detecting unit and data storage cell provide electric energy.
Principle of work of the present utility model is that by power supply sampling unit collection power supply signal, by stable reference signal of reference cell generation, two signal conveys compare to comparing detecting unit, and draw alerting signal.This alerting signal control log-on data storage unit is carried out storage backup with related data, thereby is realized effective preservation of data, reaches fundamental purpose of the present utility model.
In the utility model, described power supply sampling unit can be the voltage sample unit, and provides corresponding with it voltage to stablize benchmark by reference cell.Relatively in the detecting unit two voltage signals are being compared, and drawing alerting signal, control data storage unit duty.
In preferred embodiment of the present utility model, at the photoelectricity coupling unit that output terminal was provided with that compares detecting unit, solving comparing unit and the data storage cell problem on ground altogether not sometimes, thereby the voltage alarm signal efficient transfer that comparing unit is exported is to data storage cell.
In preferred embodiment of the present utility model, also can be provided with control module at the output terminal of photoelectricity coupling unit, the voltage alarm signal that comparing unit is exported comes the duty of control data storage unit by control module, as storing and with the storage data recovery etc., to realize basic function of the present utility model.Simultaneously, also can utilize other functions such as this control module calculates, statistics.Control module in the utility model can adopt the CPU control module.Its course of work is, receive alerting signal by CPU after, the log-on data stand-by program, with related data, state unloading to the serial EEPROM data-carrier store, after finishing system is placed power-down state.After system re-powers or resets, CPU will at first read the data of having preserved from serial EEPROM, the system recovery operate as normal.
In the utility model, can also adopt power storage and voltage transformation module, can adopt ups power more like this, can save therefore equipment investment takes place as supply unit of the present utility model.
In sum, effect of the present utility model is significant: at first, the utility model can carry out data automatically after outage preserves, and has effectively protected the data of IC-card card receiving and sending machine in operational process, and its security, reliability improve greatly; Secondly, the utility model can recover the various functions of card dispatcher automatically behind incoming call, make that the function of equipment is more perfect, and artificial intervention is reduced to minimum; Its three, electrical power storage in the utility model and voltage transformation module structure can also be avoided equipping the bigger investment that ups power need drop into, and have very wide application prospect.
Description of drawings
The structural representation of Fig. 1 first kind of embodiment of the present utility model;
The another kind of structural representation of Fig. 2 first kind of embodiment of the present utility model;
The structural representation of Fig. 3 second kind of embodiment of the present utility model;
The another kind of structural representation of Fig. 4 second kind of embodiment of the present utility model;
The structural representation of Fig. 5 the third embodiment of the present utility model;
The circuit diagram of Fig. 6 second kind and three kinds embodiment of the present utility model.
Embodiment
Be illustrated in figure 1 as first kind of example structure synoptic diagram of the present utility model.
The utility model IC-card card receiving and sending machine data/state protection device include at least: the power supply sampling unit 1 that is used for gathering power supply signal; Be used for setting the reference cell 2 of stablizing benchmark; Detecting unit 3 relatively receives power supply signal and stable benchmark from power supply sampling unit 1 and compares and send alerting signal; Store data according to the data storage cell 6 that alerting signal starts.
Power supply sampling unit 1 is gathered power supply signal, and reference cell 2 provides a stable benchmark, and the two all delivers to comparison detecting unit 3, and relatively detecting unit sends alerting signal according to comparative result, and data storage cell 6 carries out data storage according to alerting signal.Run into and have a power failure or other fortuitous events, the power supply signal of gathering as power supply sampling unit 1 is lower than or is higher than reference signal, send alerting signal by comparing detecting unit 3 this moment, and data storage cell 6 is deposited related data, state to storage unit 6 rapidly according to alerting signal startup work.
For guaranteeing of the present utility modelly to keep normal duty, provide electric energy by a conventional supply unit 7 to being less than comparison detecting unit 3 and data storage cell 6.This routine supply unit 7 can be the ups power device, thereby guarantees that in the time very short after outage, the IC-card card receiving and sending machine can effectively be preserved data.
As shown in Figure 2, specifically in the present embodiment, described power supply sampling unit 1 can be a supply voltage sampling unit 11, in order to the amplitude of instantaneous acquiring supply voltage as sampled signal; Reference cell 2 corresponds to voltage reference unit 21, is used to provide a stable reference voltage; Relatively detecting unit 3 can be voltage ratio than detecting unit 31, supply voltage amplitude and the reference voltage gathered according to supply voltage sampling unit 11 compare.Usually, when the sampled voltage amplitude is lower than or is higher than stable reference voltage, voltage ratio is sent alerting signal than detecting unit 31 and is delivered to storage unit 6, storage unit 6 can be made of eeprom memory 61, data storage cell 6 is deposited related data, state to storage unit 6 rapidly according to alerting signal startup work after it receives alerting signal.
Described power supply sampling unit 1 in the present embodiment also can be the source current sampling unit, in order to instantaneous acquiring source current value, converts this current value to voltage signal again, compares again, and its process is same as described above.
Because when utility model IC-card card receiving and sending machine is met outage or other fortuitous events, compare detecting unit, can promptly send alerting signal according to the comparative result of power supply signal and reference signal, start storage unit and automatically carry out data storage, thereby realize IC-card card receiving and sending machine data and the reliable purpose of preserving of state.
Be illustrated in figure 3 as second kind of example structure synoptic diagram of the present utility model.
The basic structure of present embodiment and principle of work and effect are identical with embodiment 1, its difference is, connect a photoelectricity coupling unit 4 in voltage ratio than the output terminal of detecting unit 31, when voltage comparison unit 3 and data storage cell 6 not altogether the time, this photoelectricity coupling unit 4 can pass to data storage cell 6 efficiently with alerting signal.In the present embodiment, the output terminal of photoelectricity coupling unit 4 can be connected in a control module 5.By this optical coupling unit 4, the voltage alarm signal is passed to subsequent conditioning circuit, control starts serial EEPROM data storage device 61.
Specifically in the present embodiment, gather the power source voltage amplitude by supply voltage sampling unit 11, voltage reference unit 21 produces a burning voltage benchmark, the two all delivers to voltage ratio than detecting unit 31, voltage ratio is sent alerting signal than detecting unit 31 according to comparative result, delivers to control module 5 by a photoelectricity coupling unit 4, after control module 5 receives this alerting signal, control log-on data stand-by program deposits related data, state to storage unit 6 rapidly.
For guaranteeing of the present utility modelly to keep normal duty, relatively detecting unit 31 and data storage cell 6 provide electric energy by a supply unit 7 in the present embodiment.This supply unit 7 can have the electrical power storage function, as being provided with the electrical energy storage circuit of electric capacity in supply unit 7, thereby guarantees that the IC-card card receiving and sending machine can effectively be preserved data in its time very short after outage.In this process,, can guarantee the smooth realization of the above-mentioned functions of card dispatcher because supply unit 7 has the electrical power storage function.After said process finished, supply unit 7 was stopped power supply, and system places power-down state.This supply unit 7 is generally conventional peripheral power supply device, does not repeat them here its detailed structure.
After restoring electricity, can at first from serial EEPROM data-carrier store 61, read data and the state of having preserved, make the IC-card card receiving and sending machine recover operate as normal by control module 5.
Effect of the present utility model is significant, connects a photoelectrical coupler 41 in voltage ratio than the output terminal of detecting unit 31, and signal is transmitted, and starts subsequent conditioning circuit.The output terminal of photoelectrical coupler 41 is connected in cpu controller 51, is used for the log-on data stand-by program, and data, state are deposited to serial EEPROM data-carrier store 61.By photoelectrical coupler 41, can be so that the transmission of signal be rapider, reliable, make the log-on data stand-by program, data, state are deposited to the course of work of serial EEPROM data-carrier store 61 is instantaneous finished.In addition, there is control center in cpu controller 5 systems of can be used as, control data storing of the present utility model, and the data recovery etc., thereby realize the data of card dispatcher and the preservation and the recovery of state.Simultaneously, cpu controller can also be realized other function such as calculating, statistics of card receiving and sending machine.
For present embodiment is the utility model one preferred embodiment, its structure as shown in Figure 5.
The basic structure of present embodiment and the effect of principle of work are identical with embodiment 2, its difference is: provide electric energy than detecting unit 31, photoelectrical coupler 41, cpu controller 51 and serial EEPROM storer 61 by a supply unit with voltage ratio, this supply unit is made of electrical power storage and voltage transformation module 8.Wherein, described electrical power storage and voltage transformation module 8 can be according to the demands of system, provide different voltage to voltage ratio than detecting unit 31, photoelectrical coupler 41, cpu controller 51 and serial EEPROM storer 61 respectively, to guarantee the above-mentioned operate as normal of respectively installing.
Make above-mentioned IC-card card receiving and sending machine data/state protection device when meeting power failure or other fortuitous events,, and can after the course of work finishes, automatically system be placed power-down state for the course of work of finishing related data or state storage provides enough electric energy.In the present embodiment,, make the utility model have a complete work system of one's own, thereby avoid because of using ups power to carry out bigger investment owing to adopt electrical power storage and voltage transformation module 8.
The principle of work of present embodiment is same as the previously described embodiments, gather the power source voltage amplitude as power supply signal by supply voltage sampling unit 11, voltage reference unit 21 produces a burning voltage benchmark, the two all delivers to voltage ratio than detecting unit 31, voltage ratio is sent signal than detecting unit 31 according to comparative result, this signal is by a photoelectrical coupler 41, deliver to cpu controller 51, after cpu controller 51 receives signal, the log-on data stand-by program deposits data, state to serial EEPROM data-carrier store 61.
Its electric energy is supplied with by electrical power storage and voltage transformation module 8, and after said process finished, electrical power storage and voltage transformation module 8 were stopped power supply, and system places power-down state.After restoring electricity, cpu controller 51 can at first be read data and the state of having preserved from serial EEPROM data-carrier store 61, make system be recovered operate as normal.
The foregoing description only is used to illustrate the utility model, but not is used to limit the utility model.
Claims (10)
1, a kind of IC-card card receiving and sending machine data/state protection device is characterized in that: include at least:
Be used for gathering the power supply sampling unit of power supply signal;
Be used for setting the reference cell of stablizing benchmark;
Detecting unit relatively receives power supply signal and stable benchmark from the power supply sampling unit and compares and send alerting signal;
Data storage cell carries out data storage according to this alerting signal startup.
2, according to the described IC-card card receiving and sending machine data of claim 1/state protection device, it is characterized in that: described power supply sampling unit can be the sampling unit of voltage magnitude.
3, according to the described IC-card card receiving and sending machine data of claim 2/state protection device, it is characterized in that can connecting a photoelectricity coupling unit at the output terminal that compares detecting unit, carry out the signal transmission.
4, according to claim 1 or 2 described IC-card card receiving and sending machine data/state protection devices, it is characterized in that: relatively the output terminal of detecting unit can be connected in a control module.
5, according to the described IC-card card receiving and sending machine data of claim 3/state protection device, it is characterized in that: the output terminal of photoelectricity coupling unit can be connected in a control module.
6, according to claim 4 or 5 described IC-card card receiving and sending machine data/state protection devices, it is characterized in that: described control module can be a cpu controller.
7, according to the described IC-card card receiving and sending machine data of claim 1/state protection device, it is characterized in that: described data storage cell can be an eeprom memory.
8, according to the described IC-card card receiving and sending machine data of claim 1/state protection device, it is characterized in that: also include supply unit, this supply unit includes power supply input and voltage transformation module.
9, according to the described IC-card card receiving and sending machine data of claim 1/state protection device, it is characterized in that: also include supply unit, this supply unit also can include apparatus for storing electrical energy.
10, according to the described IC-card card receiving and sending machine data of claim 1/state protection device, it is characterized in that: described power supply sampling unit can be the sampling unit of current amplitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02243651 CN2566353Y (en) | 2002-08-22 | 2002-08-22 | Data/state protector for IC card receiver/transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02243651 CN2566353Y (en) | 2002-08-22 | 2002-08-22 | Data/state protector for IC card receiver/transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2566353Y true CN2566353Y (en) | 2003-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02243651 Expired - Fee Related CN2566353Y (en) | 2002-08-22 | 2002-08-22 | Data/state protector for IC card receiver/transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2566353Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458714C (en) * | 2006-07-25 | 2009-02-04 | 上海华虹集成电路有限责任公司 | Smart card emulator |
| CN101131666B (en) * | 2006-08-25 | 2011-11-30 | 上海华虹集成电路有限责任公司 | Contact smart card simulation card |
-
2002
- 2002-08-22 CN CN 02243651 patent/CN2566353Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458714C (en) * | 2006-07-25 | 2009-02-04 | 上海华虹集成电路有限责任公司 | Smart card emulator |
| CN101131666B (en) * | 2006-08-25 | 2011-11-30 | 上海华虹集成电路有限责任公司 | Contact smart card simulation card |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BRIGHT OCEANS COMMUNICATION CO., LTD. Free format text: FORMER OWNER: BRIGHT OCEANS GROUP CO., LTD. Effective date: 20051223 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: BRIGHT OCEANS GROUP CO., LTD. Free format text: FORMER NAME OR ADDRESS: YIYANG GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Yiyang Group Co.,Ltd. Patentee before: YIYANG GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20051223 Address after: 150090, building 1, hi tech Development Zone, Songshan Road, Nangang District, Harbin, Heilongjiang Patentee after: BOCO INTER-TELECOM Co.,Ltd. Address before: 150090, building 1, hi tech Development Zone, Songshan Road, Nangang District, Harbin, Heilongjiang Patentee before: Yiyang Group Co.,Ltd. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |