CN103259649A - Remote control intelligent heat meter provided with information security management module in embedded mode - Google Patents
Remote control intelligent heat meter provided with information security management module in embedded mode Download PDFInfo
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Abstract
The invention discloses a remote control intelligent heat meter provided with an information security management module in an embedded mode, and belongs to management auxiliary devices of remote control intelligent heat meters. The remote control intelligent heat meter comprises the information security management module, the information security management module comprises a processor, a first data interface, a second data interface and an FLASH memorizer, and the processor is respectively connected with the first data interface, the second data interface and the FLASH memorizer. Due to the fact that the information security management module conducts identity authentication when data exchange is conducted between a data transmission module and a heat sale management system, communication validity of the data transmission module and the heat sale management system is guaranteed, and a remote control intelligent heat meter terminal master controller can be communicated with the outside only through the information security management module. After the information security management module is embedded in the remote control intelligent heat meter, the remote control intelligent heat meter can be compatible with the remote control intelligent heat meter terminal master controller through various communication transmission technologies and bus interfaces and be connected into a heat supply management system in a seamless mode, and therefore dispersed manufacturing and unified management of the remote control intelligent heat meter are achieved.
Description
Technical field
The present invention relates to a kind of intellectual heat meter, in particular, the present invention relates generally to a kind of remote-control intelligent heat energy table that is embedded with the information security management module.
Background technology
At present, partial heat energy company begins to adopt remote-control intelligent heat energy table and sells operations such as charge that heat management system is correlated with, price modification, Long-distance Control, remote-control intelligent heat energy table needs real-time, safe and effective teledata switching channel to realize carrying out exchanges data with the heat management system of selling of Thermoenergy Corp., the telecommunication mode of using has two kinds of wire communication and radio communications, and there is risk in these two kinds of communication modes aspect information security management.The wire communication mode, the main modes such as Optical Fiber Transmission, data wire transmission and power line transmission that adopt, these transmission meanss all need the cable of complicated layout, these wirings can become quite difficult in special geographical environment, when cable go wrong or by people's reconfiguration after, safety of data transmission can not get guaranteeing.Communication, main RF module, Zigbee module, WiFi module and the bluetooth modules etc. of adopting transmit, these wireless devices are subjected to environmental interference easily in transmission course, cause the exchanges data mistake, when artificial destruction occurring, data may be intercepted and captured, be revised, and safety of data transmission can not get guaranteeing.
The manufacturer of remote-control intelligent heat energy table is a lot, each producer is to the management method difference of remote-control intelligent heat energy table, remote-control intelligent heat energy table has independence to a certain extent, make Thermoenergy Corp. can't accomplish really unified management on meaning, remote-control intelligent heat energy table can not get guaranteeing with the safety of data transmission of selling heat management system.
Remote-control intelligent heat energy table will be realized and the exchanges data of selling heat management system, need many intermediate link, as need the remote transmission of data, need with each subsystem swap data of selling heat management system etc., all there is uncertain destructive factor in the exchanges data of these intermediate links, causes safety of data transmission to can not get guaranteeing.
Can not get under the assurance situation at the above-mentioned data transmission security of appearance, owing to do not have active data checking means in the master controller of remote-control intelligent heat energy table, the identity of external data transmitting terminal can not get examining, data can not get effective verification, it is out of control to cause remote-control intelligent heat energy table and main website to sell heat management system, therefore, at the existing hidden danger of above-mentioned remote-control intelligent heat energy table, be necessary it is done further improvement.
Summary of the invention
One of purpose of the present invention is at above-mentioned deficiency, a kind of remote-control intelligent heat energy table that is embedded with the information security management module is provided, the information security management that solves remote-control intelligent heat energy table of the prior art and management system thereof with expectation can not get problems such as assurance, thereby eliminates the risk of information security management in Thermoenergy Corp.'s operation.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
A kind of remote-control intelligent heat energy table that is embedded with the information security management module provided by the present invention comprises flow valve control device, flow measurement device, medium temperature checkout gear, remote-control intelligent heat energy meter terminal master controller and memory; Described flow measurement device access medium input port is used for rate-of flow is measured, and variable is transferred to remote-control intelligent heat energy meter terminal master controller; Described flow valve places the rate-of flow transmission channel and inserts remote-control intelligent heat energy meter terminal master controller, be used for by the opening and closing by flow valve control heat energy supply of remote-control intelligent heat energy meter terminal master controller, described medium temperature checkout gear inserts remote-control intelligent heat energy meter terminal master controller by A/D converter, temperature data for detection of input media and output medium, and transferring to remote-control intelligent heat energy meter terminal master controller, described memory also inserts remote-control intelligent heat energy meter terminal master controller; Described remote-control intelligent heat energy table also comprises the information security management module, described information security management module comprises processor, first data-interface, second data-interface and FLASH memory, described processor inserts first data-interface, second data-interface and FLASH memory respectively, wherein:
Described first data-interface inserts data transmission module, is used for carrying out remote-control intelligent heat energy table and communicates by letter with the unique data of data transmission module, and transmit it to processor when receiving the external data that comes from data transmission module; Described data transmission module directly receives and comes from the external data that long-range heat energy is sold management system;
Described FLASH memory is used for control and the documentor of storage information security management module;
Described second data-interface inserts remote-control intelligent heat energy meter terminal master controller, be used for carrying out the data communication between processor and the remote-control intelligent heat energy meter terminal master controller, described remote-control intelligent heat energy meter terminal master controller is used for carrying out the operation of corresponding table end according to the instruction of processor;
Described processor is used for when receiving the external data that comes from first data-interface, the heat energy that sends external data is sold management system carry out authentication, judge whether to obtain the encrypted packets in this external data, and send corresponding operational order by second data-interface to remote-control intelligent heat energy meter terminal master controller according to the affairs that comprise in the data.
As preferably, further technical scheme is: the processor in the described information security management module is used for when receiving the external data that comes from first data-interface, according to external data heat energy is sold management system and carry out authentication, when authentication result is judged as when legal, then encrypted packets is decrypted and completeness check, on the contrary the initial condition that then resets;
After data integrity verifying passes through, the validity of data is verified, on the contrary the initial condition that then resets;
After Validation of Data is passed through, the affairs that comprise in the data are carried out preliminary treatment, and from remote-control intelligent heat energy meter terminal master controller, obtain corresponding return information by second data-interface, described return information is encrypted the back return to data transmission module by first data-interface, after effectively being confirmed, then the preliminary treatment result is approved and stored relevant operation information, and instructed to the transmit operation of remote-control intelligent heat energy meter terminal master controller; Otherwise then abandon the preliminary treatment result or make caching process.
Further technical scheme is: preset protocols limit condition and a plurality of different cipher key procedures in the FLASH memory in the described information security management module, be used in the information security management module respectively when subsystem that heat energy is sold the different classifications of management system carries out exchanges data, processor is compared according to a plurality of cipher key procedures that preset in the encryption key of external data and the FLASH memory, thereby authentication heat energy is sold the identity of management system, and after encrypted packets deciphering and completeness check pass through, according to the validity of protocols limit condition verification msg under current identity, judge whether the affairs in the data are carried out preliminary treatment;
Described first data-interface also inserts the IC-card information exchange module, be used for transmitting it to when receiving the external data that comes from the IC-card information exchange module processor, processor is carried out the verification identical with the external data that comes from data transmission module to described external data.
Further technical scheme is: also comprise eeprom memory in the described information security management module, described eeprom memory also inserts processor, be used for storage of processor to the associative operation information of remote-control intelligent heat energy meter terminal master controller, and processor is to the preliminary treatment result of affairs in the external data;
Described memory is used for the data message that storage comes from the presell thermal energy of information security management module forwards; Described remote-control intelligent heat energy meter terminal master controller also is connected with LCD by liquid crystal display circuit, be used for by the data message initial value of remote-control intelligent heat energy meter terminal master controller according to the presell thermal energy in the variable deduction memory of flow measurement device, and present in LCD by liquid crystal display circuit; Also comprise buzzer in the described intellectual heat meter, described remote-control intelligent heat energy meter terminal master controller inserts buzzer by the surplus judging circuit;
Described medium temperature checkout gear comprises supplying media temperature-detecting device and reflux medium temperature-detecting device, and the A/D converter that described supplying media temperature-detecting device and reflux medium temperature-detecting device pass through respectively separately inserts remote-control intelligent heat energy meter terminal master controller.
Further technical scheme is: the processor in the described information security management module is for carrying out central processing unit or the single-chip microcomputer of cryptographic algorithm; Described data transmission module is network communication module or bus communication module.
Further technical scheme is: described first data-interface is network communication interface or bus interface.
Further technical scheme is: described network communication interface is at least any one in the middle of RF module interface, Zigbee module interface, WiFi module interface, bluetooth module interface, infrared module interface or Optical Fiber Transmission interface, data wire coffret, the power line transmission interface; Described bus interface is at least any one in the middle of the Mbus bus interface, RS485 bus interface, CAN bus interface.
Further technical scheme is: described second data-interface is at least any one in the middle of USART serial line interface, SPI serial line interface or the I2C serial line interface.
Further technical scheme is: described information security management module also comprises encrypting module, described encrypting module inserts processor, be used for information security management module and heat energy are sold the multistage encryption and decryption of management system, remote-control intelligent heat energy meter terminal master controller exchanges data, and auxiliary processor obtains heat energy and sells the data encryption key of management system and carry out authentication.
Further technical scheme is: described encrypting module is by the Advanced Encryption Standard in the AES(cryptography, the abbreviation of English Advanced Encryption Standard) or the triple DEAs of 3DES(, mode English Triple Data Encryption Algorithm) is carried out data encrypting and deciphering.
Compared with prior art, one of beneficial effect of the present invention is: by embed the information security management module in remote-control intelligent heat energy table, it is sold by data transmission module and heat energy carry out authentication when management system is carried out exchanges data, guaranteed the legitimacy of both communication, and the remote-control intelligent heat energy meter terminal master controller of table end must could communicate by the information security management module with the outside; Thermoenergy Corp. utilizes the information security management module in the heat energy table, can realize the authority setting of differentiated control by different keys, and adopt 3DES/AES multi-level encryption mode, make that the fail safe of key is higher, and upgrading key can download cause for gossip by the program on the information security management module time, avoid key to leak the risk of bringing; By built-in data verifying program, guarantee that the data of transmission are true, accurate, complete.Simultaneously a kind of remote-control intelligent heat energy list structure that is embedded with the information security management module provided by the present invention is simple, information security management module by inside can seamless access heat supplying managing system, realize that remote-control intelligent heat energy table disperses to make, unified management, range of application is wide, and guarantee the independence of Thermoenergy Corp. in the control of heat energy table, and be not subjected to extraneous restriction.
Description of drawings
Fig. 1 is for being used for the remote-control intelligent heat energy list structure block diagram of explanation one embodiment of the invention;
Fig. 2 is for being used for the embedded information security management modular structure block diagram of explanation one embodiment of the invention remote-control intelligent heat energy table;
Fig. 3 is for being used for the management system block diagram of the explanation embodiment of the invention.
Embodiment
The present invention is further elaborated below in conjunction with accompanying drawing.
With reference to figure 1, shown in Figure 2, one embodiment of the present of invention are a kind of remote-control intelligent heat energy tables that are embedded with the information security management module, comprise flow valve control device, flow measurement device, medium temperature checkout gear, remote-control intelligent heat energy meter terminal master controller and memory; Described flow measurement device access medium input port is used for rate-of flow is measured, and variable is transferred to remote-control intelligent heat energy meter terminal master controller; Described flow valve places the rate-of flow transmission channel and inserts remote-control intelligent heat energy meter terminal master controller, be used for by the opening and closing by flow valve control heat energy supply of remote-control intelligent heat energy meter terminal master controller, described medium temperature checkout gear inserts remote-control intelligent heat energy meter terminal master controller by A/D converter, temperature data for detection of input media and output medium, and transferring to remote-control intelligent heat energy meter terminal master controller, described memory also inserts remote-control intelligent heat energy meter terminal master controller; With the prior art difference be, described remote-control intelligent heat energy table also comprises the information security management module, described information security management module comprises processor, first data-interface, second data-interface and FLASH memory, described processor inserts first data-interface, second data-interface and FLASH memory respectively, wherein:
Above-mentioned first data-interface inserts data transmission module, and effect is to carry out remote-control intelligent heat energy table to communicate by letter with the unique data of data transmission module, and transmits it to processor when receiving the external data that comes from data transmission module; Described data transmission module directly receives and comes from the external data that long-range heat energy is sold management system;
The effect of above-mentioned FLASH memory is control and the documentor in the storage information security management module;
Above-mentioned second data-interface inserts data transmission module, effect is the data communication of carrying out between processor and the remote-control intelligent heat energy meter terminal master controller, and the effect of remote-control intelligent heat energy meter terminal master controller is to carry out the operation of respective table end according to the instruction of processor;
The effect of above-mentioned processor is when receiving the external data that comes from first data-interface, the heat energy that sends external data is sold management system carry out authentication, judge whether to obtain encrypted packets in this external data, and send corresponding operational order by second data-interface to remote-control intelligent heat energy meter terminal master controller according to the affairs that comprise in the data.
According to above-mentioned technical scheme as can be known, the technical problem that present embodiment solves is the information security management module by above-mentioned composition structure, sell at remote-control intelligent heat energy meter terminal master controller and heat energy and to carry out data between the management system and transmit, and when transmitting, authenticated and encryption and decryption, thereby cooperate Thermoenergy Corp. that the intellectual heat meter of terminal is managed, to eliminate the risk of information security management in Thermoenergy Corp.'s operation.
And the information security management module of the Oscillator module shown in Fig. 1 and pin XIN, XOUT provides clock signal; The RAM memory is used for the operating ephemeral data of memory module; VCC and VSS two pins provide working power for the information security management module, and this power supply should be continued power and can not being provided by remote-control intelligent heat energy meter terminal master controller pin.And go out as shown in Figure 1, the memory of above-mentioned access remote-control intelligent heat energy meter terminal master controller preferably adopts eeprom memory in the present embodiment.
Again with reference to shown in Figure 1, be used for the embodiment that the technical solution problem is more preferably in the present invention, provide the processor in a kind of above-mentioned information security management module that heat energy is sold the concrete mode that management system authentication and affairs are carried out, namely when processor receives the external data that comes from first data-interface, according to external data heat energy is sold management system and carry out authentication, when authentication result is judged as when legal, then encrypted packets is decrypted and completeness check, on the contrary the initial condition that then resets;
After data integrity verifying passes through, the validity of data is verified, on the contrary the initial condition that then resets;
After Validation of Data is passed through, the affairs that comprise in the data are carried out preliminary treatment, and from remote-control intelligent heat energy meter terminal master controller, obtain corresponding return information by second data-interface, described return information is encrypted the back return to data transmission module by first data-interface, after effectively being confirmed, then the preliminary treatment result is approved and stored relevant operation information, and instructed to the transmit operation of remote-control intelligent heat energy meter terminal master controller; Otherwise then abandon the preliminary treatment result or make caching process, namely do not receive the affirmation result of data transmission module in the predefined time, for example do not receive the affirmation information of data transmission module in three minutes, initial condition then resets; Aforesaid caching process refers to the preliminary treatment object command is kept in, and when processor is waken up and receives the affirmation information of data transmission module again, then instructs to the transmit operation of remote-control intelligent heat energy meter terminal master controller in the same way.
Comprise external data in the present embodiment in the above-mentioned technical scheme and sold the affairs of management system authentication to the external data by the performed whole flow process of processor from heat energy, by the program setting of above-mentioned flow process, further strengthened in the information security management module receiving the fail safe of information and executing.And the above-mentioned processor reset initial condition of repeatedly mentioning, be the state of resetting processor before carrying out above-mentioned any one operation, for example to carry out the state of authentication before receiving external data be resting state to processor, when receiving that external data is waken up by resting state, but the authentication that heat energy is sold management system is judged as when illegal, processor then recovers resting state, do not carry out any operation, the situation of processor reset also substantially as hereinbefore in other step, when authentication failed, processor can be stored operation note.
And it is same, in another embodiment of the present invention, for realizing the information security management module in the remote-control intelligent heat energy table being managed by different rights, need to preset protocols limit condition and a plurality of different cipher key procedures in the FLASH memory in above-mentioned information security management module, it act as in the information security management module respectively when subsystem that heat energy is sold different classifications in the management system carries out exchanges data, processor is compared according to a plurality of cipher key procedures that preset in the encryption key of external data and the FLASH memory, thereby authentication heat energy is sold the identity of management system, and after encrypted packets deciphering and completeness check pass through, according to the validity of protocols limit condition verification msg under current identity, judge whether the affairs in the data are carried out preliminary treatment;
With reference to shown in Figure 2, make above-mentioned remote-control intelligent heat energy table have the IC-card read functions of present main flow intellectual heat meter simultaneously concurrently for satisfying, also can set up the IC-card information exchange module therein, above-mentioned first data-interface is also inserted the IC-card information exchange module, be used for transmitting it to when receiving the external data that comes from the IC-card information exchange module processor, processor is carried out the verification identical with the external data that comes from data transmission module to described external data.
According to another embodiment of the present invention, mention as above-mentioned, buffer memory for ease of processor preliminary treatment result, in the information security management module, also relatively independent eeprom memory can be set, and eeprom memory also inserted processor, be used for storage of processor to the associative operation information of remote-control intelligent heat energy meter terminal master controller, processor is to the preliminary treatment result of affairs in the external data, and the failure record of processor checking, and in the FLASH memory, also be provided with other program that to be utilized by processor, after in a single day be processor be stored in the eeprom memory to the associative operation information of remote-control intelligent heat energy meter terminal master controller, with unsuppressible-suppression and modification, in order to make the running status of information security management module stay complete record.
The remote-control intelligent heat energy table that is embedded with the information security management module in above-described embodiment in actual applications, be as good as with existing remote-control intelligent heat energy table, it is a kind of intellectual heat meter of realizing facility information remote transmission and apparatus remote control in conjunction with the remote transmission technology, remote-control intelligent heat energy table master controller obtains data message from flow measurement device, data and the data in the memory that will come from flow measurement device are carried out the difference operation, remote-control intelligent heat energy table master controller connects buzzer by the surplus judging circuit, when the heat energy value is about to use up, sending alarm sound prompting user need supplement with money, remote-control intelligent heat energy table master controller is also by controlling the open and close of flow valve, play the effect of the break-make of control medium traffic transport passage, when the rate-of flow transmission channel disconnects, namely stop heat supply.
Mention as above-mentioned, memory is used for the data message that storage comes from the presell thermal energy of information security management module forwards, described remote-control intelligent heat energy meter terminal master controller also is connected with LCD by liquid crystal display circuit, be used for by the data message initial value of remote-control intelligent heat energy meter terminal master controller according to the presell thermal energy in the variable deduction memory of flow measurement device, and present in LCD by liquid crystal display circuit; All swap datas that heat energy is sold management system and remote-control intelligent heat energy table all must arrive remote-control intelligent heat energy meter terminal master controller through the information security management module, remote-control intelligent heat energy meter terminal master controller is according to the instruction that receives, finish corresponding operation, for example when the remaining sum of supplementing with money in the subscriber's meter is used up, remote-control intelligent heat energy meter terminal master controller is finished the closing motion of rate-of flow transmission channel by flow valve, namely cut off the medium that has heat and enter thermoconverter, stop heat supply.
In addition, the inventor is also with reference to the structure of intellectual heat meter in the prior art, make above-mentioned medium temperature checkout gear should comprise supplying media temperature-detecting device and reflux medium temperature-detecting device, the A/D converter that described supplying media temperature-detecting device and reflux medium temperature-detecting device pass through respectively separately inserts remote-control intelligent heat energy meter terminal master controller, be used for detecting respectively the different temperatures value of input media and output medium, and remote-control intelligent heat energy meter terminal master controller should be provided with the threshold range of the difference of supplying media temperature and reflux medium temperature, when both difference is outside threshold range, illustrate that then thermoconverter is unusual, the controllable flow metered valve cuts out, and stops heat supply.
The processor that above-described embodiment is mentioned is the core of information security management module in the remote-control intelligent heat energy table, be used for carrying out corresponding program and data encryption, in another embodiment of the present invention, above-mentioned processor is for directly adopting central processing unit or the single-chip microcomputer that can carry out cryptographic algorithm in the prior art, for example EFM32 etc.
Based on data communication mode required in above-described embodiment, the inventor is with reference to prior art, selected for use the transmission technology of part in the prior art to realize communicating by letter between processor and the interface, wherein data transmission module can adopt network communication module or bus communication module, and corresponding with aforesaid data transmission module, be used for carrying out unique first data-interface of communicating by letter with data transmission module in above-described embodiment and can adopt network communication interface or bus interface.
Further, above-mentioned network communication interface can adopt wireless or wired form, radio network interface can adopt one or more in the middle of RF module interface, Zigbee module interface, WiFi module interface, infrared module interface and the bluetooth module interface, and wired network interface can adopt one or more in the middle of Optical Fiber Transmission interface, data wire coffret and the power line transmission interface; Above-mentioned bus interface be in the middle of the Mbus bus interface, RS485 bus interface, CAN bus interface one or more.
And it is corresponding, second data-interface that processor and remote-control intelligent heat energy meter terminal master controller communicate in above-described embodiment preferably is complementary with conventional master controller, serial line interfaces such as USART interface, SPI interface or I2C interface for example, with increase the information security management module integrated with intellectual heat meter on compatibility.
Again with reference to shown in Figure 1, fail safe for data encryption and solution in the information security management module in the further assurance remote-control intelligent heat energy table, be preferably in its inside independently encrypting module is set, and with this independently encrypting module insert processor, be used for information security management module and heat energy are sold management system, the multistage encryption and decryption of remote-control intelligent heat energy meter terminal master controller exchanges data, and auxiliary processor obtains heat energy and sells the data encryption key of management system and carry out authentication, and with reference to the higher cipher mode of fail safe in the prior art, the preferred Advanced Encryption Standard that adopts in the AES(cryptography, the abbreviation of English Advanced Encryption Standard) or the triple DEAs of 3DES(, English Triple Data Encryption Algorithm) data of coming and going in the information security management module are carried out encryption and decryption.
Again with reference to shown in Figure 3, after the integrated above-mentioned information security management module of remote-control intelligent heat energy table that a plurality of different vendors produce, outside all communication datas of heat energy table are all by transmitting after the information security management module encryption and decryption, and the internal processes of information security management module is unique, therefore heat energy is sold management system and the information security management module can be considered as terminal, in order to manage intellectual heat meter, namely sell the compatible various brands of management system with a heat energy, the intellectual heat meter of type is managed concentratedly, effectively reduces Thermoenergy Corp. to different brands in the zone, the difficulty of the intellectual heat meter integration management of type.As shown in Figure 3, the communication path that remote-control intelligent heat energy table and heat energy are sold management system is: the table end passes through the upper strata multistage communication device, as collector, and repeater, concentrators etc. directly arrive heat energy and sell management system.By above-mentioned path, table is held directly and heat energy is sold management system realization transfer of data.
Except above-mentioned, also need to prove " embodiment ", " another embodiment " that speak of in this manual, " embodiment " etc., refer to concrete feature, structure or the characteristics described in conjunction with this embodiment and be included among at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in specification.Furthermore, when describing a concrete feature, structure or characteristics in conjunction with arbitrary embodiment, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also fall within the scope of the invention.
Although invention has been described with reference to a plurality of explanatory embodiment of the present invention here, but, should be appreciated that those skilled in the art can design a lot of other modification and execution modes, these are revised and execution mode will drop within the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes also will be tangible.
Claims (10)
1. a remote-control intelligent heat energy table that is embedded with the information security management module comprises flow valve control device, flow measurement device, medium temperature checkout gear, remote-control intelligent heat energy meter terminal master controller and memory; Described flow measurement device access medium input port is used for rate-of flow is measured, and variable is transferred to remote-control intelligent heat energy meter terminal master controller; Described flow valve places the rate-of flow transmission channel and inserts remote-control intelligent heat energy meter terminal master controller, be used for by the opening and closing by flow valve control heat energy supply of remote-control intelligent heat energy meter terminal master controller, described medium temperature checkout gear inserts remote-control intelligent heat energy meter terminal master controller by A/D converter, temperature data for detection of input media and output medium, and transferring to remote-control intelligent heat energy meter terminal master controller, described memory also inserts remote-control intelligent heat energy meter terminal master controller; It is characterized in that: described remote-control intelligent heat energy table also comprises the information security management module, described information security management module comprises processor, first data-interface, second data-interface and FLASH memory, described processor inserts first data-interface, second data-interface and FLASH memory respectively, wherein:
Described first data-interface inserts data transmission module, is used for carrying out remote-control intelligent heat energy table and communicates by letter with the unique data of data transmission module, and transmit it to processor when receiving the external data that comes from data transmission module; Described data transmission module directly receives and comes from the external data that long-range heat energy is sold management system;
Described FLASH memory is used for control and the documentor of storage information security management module;
Described second data-interface inserts remote-control intelligent heat energy meter terminal master controller, be used for carrying out the data communication between processor and the remote-control intelligent heat energy meter terminal master controller, described remote-control intelligent heat energy meter terminal master controller is used for carrying out the operation of corresponding table end according to the instruction of processor;
Described processor is used for when receiving the external data that comes from first data-interface, the heat energy that sends external data is sold management system carry out authentication, judge whether to obtain the encrypted packets in this external data, and send corresponding operational order by second data-interface to remote-control intelligent heat energy meter terminal master controller according to the affairs that comprise in the data.
2. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1, it is characterized in that: the processor in the described information security management module is used for when receiving the external data that comes from first data-interface, according to external data heat energy is sold management system and carry out authentication, when authentication result is judged as when legal, then encrypted packets is decrypted and completeness check, on the contrary the initial condition that then resets;
After data integrity verifying passes through, the validity of data is verified, on the contrary the initial condition that then resets;
After Validation of Data is passed through, the affairs that comprise in the data are carried out preliminary treatment, and from remote-control intelligent heat energy meter terminal master controller, obtain corresponding return information by second data-interface, described return information is encrypted the back return to data transmission module by first data-interface, after effectively being confirmed, then the preliminary treatment result is approved and stored relevant operation information, and instructed to the transmit operation of remote-control intelligent heat energy meter terminal master controller; Otherwise then abandon the preliminary treatment result or make caching process.
3. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2, it is characterized in that: preset protocols limit condition and a plurality of different cipher key procedures in the FLASH memory in the described information security management module, be used in the information security management module respectively when subsystem that heat energy is sold the different classifications of management system carries out exchanges data, processor is compared according to a plurality of cipher key procedures that preset in the encryption key of external data and the FLASH memory, thereby authentication heat energy is sold the identity of management system, and after encrypted packets deciphering and completeness check pass through, according to the validity of protocols limit condition verification msg under current identity, judge whether the affairs in the data are carried out preliminary treatment;
Described first data-interface also inserts the IC-card information exchange module, be used for transmitting it to when receiving the external data that comes from the IC-card information exchange module processor, processor is carried out the verification identical with the external data that comes from data transmission module to described external data.
4. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2, it is characterized in that: also comprise eeprom memory in the described information security management module, described eeprom memory also inserts processor, be used for storage of processor to the associative operation information of remote-control intelligent heat energy meter terminal master controller, and processor is to the preliminary treatment result of affairs in the external data;
Described memory is used for the data message that storage comes from the presell thermal energy of information security management module forwards; Described remote-control intelligent heat energy meter terminal master controller also is connected with LCD by liquid crystal display circuit, be used for by the data message initial value of remote-control intelligent heat energy meter terminal master controller according to the presell thermal energy in the variable deduction memory of flow measurement device, and present in LCD by liquid crystal display circuit; Also comprise buzzer in the described intellectual heat meter, described remote-control intelligent heat energy meter terminal master controller inserts buzzer by the surplus judging circuit;
Described medium temperature checkout gear comprises supplying media temperature-detecting device and reflux medium temperature-detecting device, and the A/D converter that described supplying media temperature-detecting device and reflux medium temperature-detecting device pass through respectively separately inserts remote-control intelligent heat energy meter terminal master controller.
5. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2 is characterized in that: the processor in the described information security management module is for carrying out central processing unit or the single-chip microcomputer of cryptographic algorithm; Described data transmission module is network communication module or bus communication module.
6. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2, it is characterized in that: described first data-interface is network communication interface or bus interface.
7. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 6 is characterized in that: described network communication interface is at least any one in the middle of RF module interface, Zigbee module interface, WiFi module interface, bluetooth module interface, infrared module interface or Optical Fiber Transmission interface, data wire coffret, the power line transmission interface; Described bus interface is at least any one in the middle of the Mbus bus interface, RS485 bus interface, CAN bus interface.
8. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2 is characterized in that: described second data-interface is at least any one in the middle of USART serial line interface, SPI serial line interface or the I2C serial line interface.
9. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 1 and 2, it is characterized in that: described information security management module also comprises encrypting module, described encrypting module inserts processor, be used for information security management module and heat energy are sold the multistage encryption and decryption of management system, remote-control intelligent heat energy meter terminal master controller exchanges data, and auxiliary processor obtains heat energy and sells the data encryption key of management system and carry out authentication.
10. the remote-control intelligent heat energy table that is embedded with the information security management module according to claim 9, it is characterized in that: described encrypting module carries out data encrypting and deciphering by the mode of AES or 3DES.
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| CN2013101693012A CN103259649A (en) | 2013-05-09 | 2013-05-09 | Remote control intelligent heat meter provided with information security management module in embedded mode |
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| CN2013101693012A CN103259649A (en) | 2013-05-09 | 2013-05-09 | Remote control intelligent heat meter provided with information security management module in embedded mode |
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Application publication date: 20130821 |