CN105760269A - Case opening detection system based on USB communication and case opening detection method thereof - Google Patents
Case opening detection system based on USB communication and case opening detection method thereof Download PDFInfo
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- CN105760269A CN105760269A CN201610133466.8A CN201610133466A CN105760269A CN 105760269 A CN105760269 A CN 105760269A CN 201610133466 A CN201610133466 A CN 201610133466A CN 105760269 A CN105760269 A CN 105760269A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/267—Reconfiguring circuits for testing, e.g. LSSD, partitioning
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Abstract
The invention provides a case opening detection system based on USB communication and a case opening detection method thereof. The case opening detection system comprises case opening detection equipment, a BIOS host computer and management equipment, wherein the case opening detection equipment is fixedly connected with the BIOS host computer through a USB interface; the BIOS host computer is electrically connected with the case opening detection equipment and the management equipment; the management equipment is used for acquiring case opening and closing events reported by the BIOS host computer and comparing a new case opening and closing event with a former case opening and closing event, and if the new case opening and closing event is different from the former one, the new case opening and closing event is updated and retained, and is reported to a domain administrator. As the case opening detection equipment is fixedly connected with the BIOS host computer through the USB interface, design of a mainboard in the BIOS host computer is greatly simplified, and the universality of the mainboard is improved; the case opening and closing events acquired by the case opening detection equipment are stored and reported to the domain administrator in time, so that the case opening and closing events can be tracked, and convenience can be brought to remote management.
Description
Technical field
The invention belongs to communication technique field, particularly relate to a kind of unpacking detection system based on usb communication and unpacking detection method thereof.
Background technology
Along with the development of information technology, information security issue highlights.Information security refers to that information system (including hardware, software, data, people, physical environment and infrastructure thereof) is protected; do not suffered destruction, change by accidental or malice reason, reveal; system is reliably normally run continuously; information service is not interrupted, and finally realizes business continuance.
The means of current Information Security Prevention are varied with mode, existing a kind of wire jumper preventing unpacking Incursion Technology to be based on mainboard coordinates the cabinet with sensor device, chimes of doom can be sent when cabinet is opened time, although also there being the effect of prompting, but it can be by a user in BIOS (BasicInputOutputSystem) main frame to close, eliminate, restart rear warning function to disappear, and without switch-box event being reported to manager, simultaneously without storage switch case event information.
Summary of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of unpacking detection system based on usb communication and unpacking detection method thereof, for solve that the Incursion Technology that prevents from unpacking of the prior art exists safety coefficient is relatively low, switch-box event can not store, it is impossible to by switch-box reporting events to manager to guarantee the problem that the very first time carries out processing.
For achieving the above object and other relevant purposes, the present invention provides a kind of unpacking detection system based on usb communication, and the described unpacking detection system based on usb communication includes: detection equipment of unpacking, BIOS main frame and management equipment；Described unpacking detection equipment is connected by USB interface and described BIOS main frame are fixing, is adapted to detect for and stores the switch cabinet event of described BIOS main frame；Described BIOS main frame electrically connects with described unpacking detection equipment and described management equipment, is suitable to read, store the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to described management equipment；Described management equipment is suitable to obtain the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.
As a kind of preferred version of the unpacking detection system based on usb communication of the present invention, described unpacking detection equipment includes microcontroller and memory element；Described microcontroller electrically connects with described USB interface and described memory element, is adapted to detect for the switch cabinet event of described BIOS main frame；Described memory element electrically connects with described microcontroller and described USB interface, is suitable to store the switch cabinet event of the described BIOS main frame that described microcontroller detects.
As a kind of preferred version of the unpacking detection system based on usb communication of the present invention, the switch cabinet event of the described BIOS main frame detected is added the record format storage of switch motion mark by described start case detection equipment with the time.
As a kind of preferred version of the unpacking detection system based on usb communication of the present invention, described BIOS main frame includes: unpack detection device drives unit, first interface, Nonvolatile storage unit and the second interface；Described unpacking detection device drives unit electrically connects with described USB interface, it is adapted to detect for whether described unpacking detection equipment exists, and when detecting that described unpacking detection equipment exists, initialize described unpacking detection equipment to be connected via communications protocol with described unpacking detection equipment by described BIOS main frame；Described first interface electrically connects with described unpacking detection device drives unit and described USB interface, is suitable to inquire about the on off state of described BIOS mainframe box, synchronizes the time of the described unpacking detection system based on usb communication, reads the switch cabinet event of described unpacking detection device storage；Described Nonvolatile storage unit electrically connects with described first interface and described second interface, is suitable to store the described switch cabinet event that described first interface reads；Described second interface electrically connects with described Nonvolatile storage unit and described management equipment, is suitable to the described switch cabinet reporting events extremely described management equipment stored by described Nonvolatile storage unit.
As a kind of preferred version of the unpacking detection system based on usb communication of the present invention, the described switch cabinet event of storage is reported to described management equipment with the form of ACPI table by described BIOS main frame.
The present invention also provides for a kind of unpacking detection method based on usb communication, and described unpacking detection method comprises the following steps:
1) adopt and fix the switch cabinet event of BIOS main frame described in the unpacking detection equipment Inspection being connected with BIOS main frame by USB interface, and the switch cabinet event detected is stored in described unpacking detection equipment；
2) described BIOS main frame reads, stores the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to managing equipment；
3) described management equipment obtains the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.
A kind of preferred version as the unpacking detection method based on usb communication of the present invention, step 1) and step 2) between, also include whether unpacking detection equipment described in described BIOS Host Detection exists, and when detecting that described unpacking detection equipment exists, initialize the described unpacking detection equipment step to be connected via communications protocol by described BIOS main frame with described unpacking detection equipment.
A kind of preferred version as the unpacking detection method based on usb communication of the present invention, after described BIOS main frame and described unpacking detection equipment are connected via communications protocol, before reading the described switch cabinet event of described unpacking detection device storage for the first time, also include the step that described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, to guarantee the time consistency of described unpacking detection equipment, described BOIS main frame and described management equipment.
A kind of preferred version as the unpacking detection method based on usb communication of the present invention, after described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, before the described switch cabinet time reading described unpacking detection device storage, also include the step of the on off state of BIOS main frame described in described BIOS Host Detection, if detecting, described BIOS main frame has the labelling record of switch cabinet, then perform step 2 after removing described labelling record)；If being not detected by described BIOS main frame have the labelling record of switch cabinet, then directly perform step 2).
As a kind of preferred version of the unpacking detection method based on usb communication of the present invention, described unpacking detection equipment includes microcontroller and memory element；
Described unpacking detection equipment detects the switch cabinet event of described BIOS main frame by described microcontroller, and the switch cabinet event detected is stored in described memory element.
As a kind of preferred version of the unpacking detection method based on usb communication of the present invention, described BIOS main frame includes: unpack detection device drives unit, first interface, Nonvolatile storage unit and the second interface；
Described BIOS main frame reads the described switch cabinet event of described unpacking detection device storage by described first interface, and through being reported to management equipment by described second interface after described switch cabinet event is stored in described Nonvolatile storage unit.
As a kind of preferred version of the unpacking detection method based on usb communication of the present invention, the switch cabinet event of the described BIOS main frame detected is added the record format storage of switch motion mark by described start case detection equipment with the time.
As a kind of preferred version of the unpacking detection method based on usb communication of the present invention, the described switch cabinet event of storage is reported to described management equipment with the form of ACPI table by described BIOS main frame.
As mentioned above, the unpacking detection system based on usb communication of the present invention and unpacking detection method thereof, having the advantages that the present invention passes through to be connected unpacking detection equipment by USB interface and BIOS main frame are fixing, before described BIOS main frame is started shooting, in start process and after start, whole process can be carried out detecting the switch of described BIOS mainframe box；Owing to existing mainboard is equipped with USB port, the present invention enormously simplify the design of mainboard in BIOS main frame, improves its versatility；Meanwhile, unpack detection equipment Inspection to switch cabinet event stored in time and reported to domain administrator so that switch cabinet event have mark to look into, it is simple to remotely manage.
Accompanying drawing explanation
The schematic block diagram of the unpacking detection system based on usb communication that Fig. 1 and Fig. 2 is shown as in the embodiment of the present invention one providing.
The flow chart of the unpacking detection method based on usb communication that Fig. 3 is shown as in the embodiment of the present invention two providing.
The program flow diagram of the unpacking detection method based on usb communication that Fig. 4 is shown as in the embodiment of the present invention two providing.
Element numbers explanation
1 unpacking detection equipment
11 microcontrollers
12 memory element
2USB interface
3BIOS main frame
31 unpack detects device drives unit
32 first interfaces
33 Nonvolatile storage units
34 second interfaces
4 management equipment
Detailed description of the invention
Below by way of specific instantiation, embodiments of the present invention being described, those skilled in the art the content disclosed by this specification can understand other advantages and effect of the present invention easily.The present invention can also be carried out by additionally different detailed description of the invention or apply, and the every details in this specification based on different viewpoints and application, can also carry out various modification or change under the spirit without departing from the present invention.
Refer to Fig. 1～Fig. 4.It should be noted that, the diagram provided in the present embodiment only illustrates the basic conception of the present invention in a schematic way, though only display component count with relevant assembly in the present invention but not when implementing according to reality, shape and size drafting in diagram, during its actual enforcement, the kenel of each assembly, quantity and ratio can be a kind of random change, and its assembly layout kenel is likely to increasingly complex.
Embodiment one
Referring to Fig. 1, the present embodiment provides a kind of unpacking detection system based on usb communication, and the described unpacking detection system based on usb communication includes: detection equipment 1 of unpacking, BIOS main frame 3 and management equipment 4；Described unpacking detection equipment 1 is connected by USB interface 2 is fixing with described BIOS main frame 3, is adapted to detect for and stores the switch cabinet event of described BIOS main frame 3；Described BIOS main frame 3 electrically connects with described unpacking detection equipment 1 and described management equipment 4, is suitable to read, store the described switch cabinet event of described unpacking detection equipment 1 storage, and by described switch cabinet reporting events to described management equipment 4；Described management equipment 4 is suitable to obtain the described switch cabinet event that described BIOS main frame 3 reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator, in order to domain administrator processes in time.
It should be noted that described switch cabinet event refers to that the cabinet of described BIOS main frame 3 is opened and closes.
Exemplarily, described management equipment 4 can be the management equipment with operation control system.
Referring to Fig. 2, described unpacking detection equipment 1 includes microcontroller 11 and memory element 12；Described microcontroller 11 electrically connects with described USB interface 2 and described memory element 12, is adapted to detect for the switch cabinet event of described BIOS main frame 3；Described memory element 12 electrically connects with described microcontroller 11 and described USB interface 2, is suitable to store the switch cabinet event of the described BIOS main frame 3 that described microcontroller 11 detects.
Exemplarily, the switch cabinet event of the described BIOS main frame 3 detected is added the record format storage of switch motion mark by described start case detection equipment 1 with the time, namely the cabinet that described switch cabinet event includes described BIOS main frame 3 is turned on or closes, and the concrete time being opened or closed.
Exemplarily, described BIOS main frame 3 includes: unpack detection device drives unit 31, first interface 32, Nonvolatile storage unit 33 and the second interface 34；Described unpacking detection device drives unit 31 electrically connects with described USB interface 2, it is adapted to detect for whether described unpacking detection equipment 1 exists, and when detecting that described unpacking detection equipment 1 exists, initialize described unpacking detection equipment 1 to be connected via communications protocol with described unpacking detection equipment 1 by described BIOS main frame 3；Described first interface 32 electrically connects with described unpacking detection device drives unit 31 and described USB interface 2, is suitable to inquire about the on off state of the cabinet of described BIOS main frame 3, synchronizes the time of the described unpacking detection system based on usb communication, reads the switch cabinet event of described unpacking detection equipment 1 storage；Described Nonvolatile storage unit 33 electrically connects with described first interface 32 and described second interface 34, is suitable to store the described switch cabinet event that described first interface 32 reads；Described second interface 34 electrically connects with described Nonvolatile storage unit 33 and described management equipment 4, is suitable to the described switch cabinet reporting events extremely described management equipment 4 stored by described Nonvolatile storage unit 33.
Exemplarily, in described Nonvolatile storage unit 33, the described switch cabinet event of storage is not reporting to permanent storage before described management equipment 4.
Exemplarily, the described switch cabinet event of storage is reported to described management equipment 4 with ACPI (AdvancedConfigurationandPowerInterface) tableau format by described BIOS main frame 3.
Embodiment two
Refer to Fig. 3 and Fig. 4, the present invention also provides for a kind of unpacking detection method based on usb communication, described unpacking detection method adopts the unpacking detection system based on usb communication described in embodiment one to realize, the concrete described structure based on the unpacking detection system of usb communication see embodiment one, and described unpacking detection method comprises the following steps:
1) adopt and fix the switch cabinet event of BIOS main frame described in the unpacking detection equipment Inspection being connected with BIOS main frame by USB interface, and the switch cabinet event detected is stored in described unpacking detection equipment；
2) described BIOS main frame reads, stores the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to managing equipment；
3) described management equipment obtains the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.
Exemplarily, step 1) and step 2) between, also include whether unpacking detection equipment described in described BIOS Host Detection exists, and when detecting that described unpacking detection equipment exists, initialize the described unpacking detection equipment step to be connected via communications protocol by described BIOS main frame with described unpacking detection equipment.
Exemplarily, if described unpacking detection equipment first time is initialised, namely described BIOS main frame first time detects described unpacking detection equipment, after described BIOS main frame and described unpacking detection equipment are connected via communications protocol, before reading the described switch cabinet event of described unpacking detection device storage for the first time, also include the step that described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, to guarantee the time consistency of described unpacking detection equipment, described BOIS main frame and described management equipment.
Exemplarily, after described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, before the described switch cabinet time reading described unpacking detection device storage, also include the step of the on off state of BIOS main frame described in described BIOS Host Detection, if detecting, described BIOS main frame has the labelling record of switch cabinet, then perform step 2 after removing described labelling record)；If being not detected by described BIOS main frame have the labelling record of switch cabinet, then directly perform step 2).
Exemplarily, described unpacking detection equipment includes microcontroller and memory element；Described unpacking detection equipment detects the switch cabinet event of described BIOS main frame by described microcontroller, and the switch cabinet event detected is stored in described memory element.
Exemplarily, described BIOS main frame includes: unpack detection device drives unit, first interface, Nonvolatile storage unit and the second interface；Described BIOS main frame reads the described switch cabinet event of described unpacking detection device storage by described first interface, and through being reported to management equipment by described second interface after described switch cabinet event is stored in described Nonvolatile storage unit.
Exemplarily, the switch cabinet event of the described BIOS main frame detected is added the record format storage of switch motion mark by described start case detection equipment with the time.
Exemplarily, the described switch cabinet event of storage is reported to described management equipment with the form of ACPI table by described BIOS main frame.
As it has been described above, the present invention provides a kind of unpacking detection system based on usb communication and unpacking detection method thereof, the described unpacking detection system based on usb communication includes: detection equipment of unpacking, BIOS main frame and management equipment；Described unpacking detection equipment is connected by USB interface and described BIOS main frame are fixing, is adapted to detect for and stores the switch cabinet event of described BIOS main frame；Described BIOS main frame electrically connects with described unpacking detection equipment and described management equipment, is suitable to read, store the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to described management equipment；Described management equipment is suitable to obtain the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.The present invention is by being connected unpacking detection equipment by USB interface and BIOS main frame are fixing, and before described BIOS main frame is started shooting, in start process and after start, whole process can be carried out detecting the switch of described BIOS mainframe box；Owing to existing mainboard is equipped with USB port, the present invention enormously simplify the design of mainboard in BIOS main frame, improves its versatility；Meanwhile, unpack detection equipment Inspection to switch cabinet event stored in time and reported to domain administrator so that switch cabinet event have mark to look into, it is simple to remotely manage.
Above-described embodiment is illustrative principles of the invention and effect thereof only, not for the restriction present invention.Above-described embodiment all under the spirit and category of the present invention, can be modified or change by any those skilled in the art.Therefore, art has usually intellectual such as modifying without departing from all equivalences completed under disclosed spirit and technological thought or change, must be contained by the claim of the present invention.
Claims (13)
1. the unpacking detection system based on usb communication, it is characterised in that the described unpacking detection system based on usb communication includes: detection equipment of unpacking, BIOS main frame and management equipment；
Described unpacking detection equipment is connected by USB interface and described BIOS main frame are fixing, is adapted to detect for and stores the switch cabinet event of described BIOS main frame；
Described BIOS main frame electrically connects with described unpacking detection equipment and described management equipment, is suitable to read, store the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to described management equipment；
Described management equipment is suitable to obtain the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.
2. the unpacking detection system based on usb communication according to claim 1, it is characterised in that: described unpacking detection equipment includes microcontroller and memory element；
Described microcontroller electrically connects with described USB interface and described memory element, is adapted to detect for the switch cabinet event of described BIOS main frame；
Described memory element electrically connects with described microcontroller and described USB interface, is suitable to store the switch cabinet event of the described BIOS main frame that described microcontroller detects.
3. the unpacking detection system based on usb communication according to claim 1 and 2, it is characterised in that: the switch cabinet event of the described BIOS main frame detected is added the record format storage of switch motion mark by described start case detection equipment with the time.
4. the unpacking detection system based on usb communication according to claim 1, it is characterised in that: described BIOS main frame includes: unpack detection device drives unit, first interface, Nonvolatile storage unit and the second interface；
Described unpacking detection device drives unit electrically connects with described USB interface, it is adapted to detect for whether described unpacking detection equipment exists, and when detecting that described unpacking detection equipment exists, initialize described unpacking detection equipment to be connected via communications protocol with described unpacking detection equipment by described BIOS main frame；
Described first interface electrically connects with described unpacking detection device drives unit and described USB interface, is suitable to inquire about the on off state of described BIOS mainframe box, synchronizes the time of the described unpacking detection system based on usb communication, reads the switch cabinet event of described unpacking detection device storage；
Described Nonvolatile storage unit electrically connects with described first interface and described second interface, is suitable to store the described switch cabinet event that described first interface reads；
Described second interface electrically connects with described Nonvolatile storage unit and described management equipment, is suitable to the described switch cabinet reporting events extremely described management equipment stored by described Nonvolatile storage unit.
5. the unpacking detection system based on usb communication according to claim 1 or 4, it is characterised in that: the described switch cabinet event of storage is reported to described management equipment with the form of ACPI table by described BIOS main frame.
6. the unpacking detection method based on usb communication, it is characterised in that described unpacking detection method comprises the following steps:
1) adopt and fix the switch cabinet event of BIOS main frame described in the unpacking detection equipment Inspection being connected with BIOS main frame by USB interface, and the switch cabinet event detected is stored in described unpacking detection equipment；
2) described BIOS main frame reads, stores the described switch cabinet event of described unpacking detection device storage, and by described switch cabinet reporting events to managing equipment；
3) described management equipment obtains the described switch cabinet event that described BIOS main frame reports, and the described switch cabinet event newly obtained and the front switch cabinet event once obtained are compared, if the new described switch cabinet event obtained is different from the front switch cabinet event once obtained, then update and retain the new described switch cabinet event obtained, and the described switch cabinet event newly obtained is informed domain administrator.
7. the unpacking detection method based on usb communication according to claim 6, it is characterized in that: step 1) and step 2) between, also include whether unpacking detection equipment described in described BIOS Host Detection exists, and when detecting that described unpacking detection equipment exists, initialize the described unpacking detection equipment step to be connected via communications protocol by described BIOS main frame with described unpacking detection equipment.
8. the unpacking detection method based on usb communication according to claim 7, it is characterized in that: after described BIOS main frame and described unpacking detection equipment are connected via communications protocol, before reading the described switch cabinet event of described unpacking detection device storage for the first time, also include the step that described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, to guarantee the time consistency of described unpacking detection equipment, described BOIS main frame and described management equipment.
9. the unpacking detection method based on usb communication according to claim 8, it is characterized in that: after described BIOS host synchronization updates the time of described unpacking detection equipment, described BOIS main frame and described management equipment, before the described switch cabinet time reading described unpacking detection device storage, also include the step of the on off state of BIOS main frame described in described BIOS Host Detection, if detecting, described BIOS main frame has the labelling record of switch cabinet, then perform step 2 after removing described labelling record)；If being not detected by described BIOS main frame have the labelling record of switch cabinet, then directly perform step 2).
10. the unpacking detection method based on usb communication according to claim 6, it is characterised in that: described unpacking detection equipment includes microcontroller and memory element；
Described unpacking detection equipment detects the switch cabinet event of described BIOS main frame by described microcontroller, and the switch cabinet event detected is stored in described memory element.
11. the unpacking detection method based on usb communication according to claim 6, it is characterised in that: described BIOS main frame includes: unpack detection device drives unit, first interface, Nonvolatile storage unit and the second interface；
Described BIOS main frame reads the described switch cabinet event of described unpacking detection device storage by described first interface, and through being reported to management equipment by described second interface after described switch cabinet event is stored in described Nonvolatile storage unit.
12. the unpacking detection method based on usb communication according to any one of claim 6 to 11, it is characterised in that: the switch cabinet event of the described BIOS main frame detected is added the record format storage of switch motion mark by described start case detection equipment with the time.
13. the unpacking detection method based on usb communication according to any one of claim 6 to 11, it is characterised in that: the described switch cabinet event of storage is reported to described management equipment with the form of ACPI table by described BIOS main frame.
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| CN102034293A (en) * | 2010-11-22 | 2011-04-27 | 北京长城高腾信息产品有限公司 | Lottery ticket machine with function for monitoring chassis opening |
| CN103093561A (en) * | 2011-11-08 | 2013-05-08 | 天津长城科安电子科技有限公司 | Computer intelligent burglar alarm |
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| CN101750526A (en) * | 2008-12-11 | 2010-06-23 | 朱小琴 | Method and device for collecting data in automatic meter reading system |
| CN101963912A (en) * | 2010-10-12 | 2011-02-02 | 浪潮电子信息产业股份有限公司 | Implementation method for storing and checking hardware configuration information of system |
| CN102034293A (en) * | 2010-11-22 | 2011-04-27 | 北京长城高腾信息产品有限公司 | Lottery ticket machine with function for monitoring chassis opening |
| CN103093561A (en) * | 2011-11-08 | 2013-05-08 | 天津长城科安电子科技有限公司 | Computer intelligent burglar alarm |
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