CN109254881A - A kind of diagnostic method and system based on hot backup redundancy display fault - Google Patents
A kind of diagnostic method and system based on hot backup redundancy display fault Download PDFInfo
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- CN109254881A CN109254881A CN201811130216.4A CN201811130216A CN109254881A CN 109254881 A CN109254881 A CN 109254881A CN 201811130216 A CN201811130216 A CN 201811130216A CN 109254881 A CN109254881 A CN 109254881A
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- display
- host
- job family
- spare system
- fault
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2023—Failover techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/32—Monitoring with visual or acoustical indication of the functioning of the machine
- G06F11/321—Display for diagnostics, e.g. diagnostic result display, self-test user interface
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- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Hardware Redundancy (AREA)
Abstract
The invention discloses a kind of diagnostic method and system based on hot backup redundancy display fault can carry out self diagnosis and be prompted to failure, reduce machine failure probability.Its technical solution are as follows: host judges whether respective state is normal by the self-test information that display job family and spare system send, when job family breaks down, the status information to break down is sent to spare system by host, fault cues are carried out to carry out system switching, reduce the serious consequence as caused by failure.
Description
Technical field
The present invention relates to a kind of Diagnosis Techniques, and in particular to the diagnosis side based on hot backup redundancy display fault
Method and system.
Background technique
Hot backup redundancy display is the display for having two sets of software and hardwares and working at the same time, softer than single set due to its redundancy
The display safety of hardware design and availability greatly enhance.Double set software and hardwares work at the same time, and are distinguished into job family and spare
System.Job family is responsible for human-computer interaction (keyboard input, touch input, voice output, images outputting) and is communicated with host.It is logical
Switching switch is crossed, the switching of job family and spare system can be carried out.
In actual use, be judged by user job family whether failure, if job family break down again it is artificial
It is switched over by switching switch.But some failures are not to be easy to discover, such as the communication fault state with host.If main
Machine within a certain period of time with display communication failure, it will generate serious consequence.If failure can be found within a short period of time, and
When switch over, then can reduce the probability of malfunction of whole system, but can find failure in time currently without such a
Method or system.
Summary of the invention
A brief summary of one or more aspects is given below to provide to the basic comprehension in terms of these.This general introduction is not
The extensive overview of all aspects contemplated, and be both not intended to identify critical or decisive element in all aspects also non-
Attempt to define the range in terms of any or all.Its unique purpose is to provide the one of one or more aspects in simplified form
A little concepts are with the sequence for more detailed description given later.
The purpose of the present invention is to solve the above problem, provides a kind of diagnosis side based on hot backup redundancy display fault
Method and system can carry out self diagnosis and be prompted to failure, reduce machine failure probability.
The technical solution of the present invention is as follows: present invention discloses a kind of diagnostic method based on hot backup redundancy display fault,
The job family and spare system of host and display establish communication connection, and method includes:
The self-test information that host receives display job family respectively and spare system sends；
Host is according to whether the self-test information of job family and spare system can be received in preset duration to judge respective shape
State；
Host is by the corresponding job family for being sent to display of status information that judgement is completed and spare system, wherein if host
Judge that job family breaks down, fault status information is just sent to spare system；
Carry out fault cues are fastened display is spare, and carry out the switching of job family and spare system.
One embodiment of the diagnostic method according to the present invention based on hot backup redundancy display fault, host and display
Job family and the communication connection mode of spare system include CAN, SPI, network.
One embodiment of the diagnostic method according to the present invention based on hot backup redundancy display fault, job family and spare system
State include normal condition and malfunction.
One embodiment of the diagnostic method according to the present invention based on hot backup redundancy display fault, the mode of fault cues
Including but not limited to auditory tone cues, graphical cues, concussion prompt.
One embodiment of the diagnostic method according to the present invention based on hot backup redundancy display fault, job family and spare system
Switching include manual switching and automatic switchover.
Present invention discloses a kind of diagnostic systems based on hot backup redundancy display fault, including host, display and position
In the computer executable instructions on host, display includes job family and spare system, the job family of host and display and standby
With being to establish communication connection, computer executable instructions are performed operation following steps:
The self-test information that host receives display job family respectively and spare system sends；
Host is according to whether the self-test information of job family and spare system can be received in preset duration to judge respective shape
State；
Host is by the corresponding job family for being sent to display of status information that judgement is completed and spare system, wherein if host
Judge that job family breaks down, fault status information is just sent to spare system；
The spare system of host indication display carries out fault cues, and carries out the switching of job family and spare system.
One embodiment of the diagnostic system according to the present invention based on hot backup redundancy display fault, host and display
Job family and the communication connection mode of spare system include CAN, SPI, network.
One embodiment of the diagnostic system according to the present invention based on hot backup redundancy display fault, job family and spare system
State include normal condition and malfunction.
One embodiment of the diagnostic system according to the present invention based on hot backup redundancy display fault, the mode of fault cues
Including but not limited to auditory tone cues, graphical cues, concussion prompt.
One embodiment of the diagnostic system according to the present invention based on hot backup redundancy display fault, job family and spare system
Switching include manual switching and automatic switchover.
The present invention, which compares the prior art, to be had following the utility model has the advantages that host passes through display job family and spare in the present invention
The self-test information that system sends judges the state that whether respective state is normal, and host will break down when job family breaks down
Information is sent to spare system, carries out fault cues to carry out system switching, reduces the serious consequence as caused by failure.
Detailed description of the invention
After the detailed description for reading embodiment of the disclosure in conjunction with the following drawings, it better understood when of the invention
Features described above and advantage.In the accompanying drawings, each component is not necessarily drawn to scale, and has similar correlation properties or feature
Component may have same or similar appended drawing reference.
The schematic diagram that Fig. 1 shows the job family of display and spare system works normally.
Fig. 2 shows the schematic diagrames that the job family of display breaks down.
Fig. 3 shows the schematic diagram of display rapid switching system after breaking down.
Fig. 4 shows the flow chart of an embodiment of the diagnostic method of the invention based on hot backup redundancy display fault.
Fig. 5 shows the schematic diagram of an embodiment of the diagnostic system of the invention based on hot backup redundancy display fault.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Note that below in conjunction with attached drawing and specifically real
The aspects for applying example description is merely exemplary, and is understood not to carry out any restrictions to protection scope of the present invention.
Fig. 4 shows the process of an embodiment of the diagnostic method of the invention based on hot backup redundancy display fault.Please
Referring to fig. 4, here is the detailed description to the implementation steps of the diagnostic method of the present embodiment.
Step S1: the self-test information that host receives display job family respectively and spare system sends.
As shown in Figure 1, display is divided into job family and spare system under normal operating conditions, job family and spare system are all respectively
Phase property sends self-test information to host by communication bus.Communication bus can be used various communication modes, such as CAN,
SPI, network etc..
Step S2: host is according to whether the self-test information of job family and spare system can be received in preset duration to judge respectively
From state.
The job family of display and the state of spare system include normal condition, malfunction.
Preset duration be it is customized, for example, 1 second.If host is in the self-test that can receive job family in preset duration
Information is then judged as that job family is normal, is judged as if host is in the self-test information for failing to receive job family in preset duration
Job family failure.It is judged as that spare system is normal if host is in the self-test information that can receive spare system in preset duration, such as
Fruit host is then judged as spare system's failure in the self-test information for failing to receive spare system in preset duration.
Step S3: the status information that judgement is completed is corresponded to the job family for being sent to display and spare system by host.Wherein
If host judges that job family breaks down, status information is just sent to spare system.
Step S4: carry out fault cues are fastened display is spare, and carry out the switching of job family and spare system.
Wherein fault cues can be auditory tone cues, be also possible to graphical cues or vibration prompting etc..Fig. 2 shows aobvious
Show the schematic diagram prompted when the job family of device breaks down.
The switching of job family and spare system can be prompt after by manually switching over, can also prompt simultaneously carry out oneself
Dynamic switching.
The job family that Fig. 3 shows breaks down and has carried out the schematic diagram after system switching.
Fig. 5 shows the principle of an embodiment of the diagnostic system of the invention based on hot backup redundancy display fault.Please
Referring to Fig. 5, the diagnostic system of the present embodiment includes host, display and the computer executable instructions on host.
Display includes job family and spare system.Communication is established between host and display (including job family and spare system)
Connection.
Computer executable instructions are performed, and run following steps as shown in Figure 4:
Step S1: the self-test information that host receives display job family respectively and spare system sends.
As shown in Figure 1, display is divided into job family and spare system under normal operating conditions, job family and spare system are all respectively
Phase property sends self-test information to host by communication bus.Communication bus can be used various communication modes, such as CAN,
SPI, network etc..
Step S2: host is according to whether the self-test information of job family and spare system can be received in preset duration to judge work
Make system and it is spare be respective state.
The job family of display and the state of spare system include normal condition, malfunction.
Preset duration be it is customized, for example, 1 second.If host is in the self-test that can receive job family in preset duration
Information is then judged as that job family is normal, is judged as if host is in the self-test information for failing to receive job family in preset duration
Job family failure.It is judged as that spare system is normal if host is in the self-test information that can receive spare system in preset duration, such as
Fruit host is then judged as spare system's failure in the self-test information for failing to receive spare system in preset duration.
Step S3: the status information that judgement is completed is corresponded to the job family for being sent to display and spare system by host.Wherein
If host judges that job family breaks down, status information is just sent to spare system.
Step S4: the spare system of host indication display carries out fault cues, and carries out the switching of job family and spare system.
Wherein fault cues can be auditory tone cues, be also possible to graphical cues or vibration prompting etc..Fig. 2 shows aobvious
Show the schematic diagram prompted when the job family of device breaks down.
The switching of job family and spare system can be prompt after by manually switching over, can also prompt simultaneously carry out oneself
Dynamic switching.
The job family that Fig. 3 shows breaks down and has carried out the schematic diagram after system switching.
Although for simplify explain the above method is illustrated to and is described as a series of actions, it should be understood that and understand,
The order that these methods are not acted is limited, because according to one or more embodiments, some movements can occur in different order
And/or with from it is depicted and described herein or herein it is not shown and describe but it will be appreciated by those skilled in the art that other
Movement concomitantly occurs.
Those skilled in the art will further appreciate that, the various illustratives described in conjunction with the embodiments described herein
Logic plate, module, circuit and algorithm steps can be realized as electronic hardware, computer software or combination of the two.It is clear
Explain to Chu this interchangeability of hardware and software, various illustrative components, frame, module, circuit and step be above with
Its functional form makees generalization description.Such functionality be implemented as hardware or software depend on concrete application and
It is applied to the design constraint of total system.Technical staff can realize every kind of specific application described with different modes
Functionality, but such realization decision should not be interpreted to cause departing from the scope of the present invention.
General place can be used in conjunction with various illustrative logic plates, module and the circuit that presently disclosed embodiment describes
Reason device, digital signal processor (DSP), specific integrated circuit (ASIC), field programmable gate array (FPGA) other are compiled
Journey logical device, discrete door or transistor logic, discrete hardware component or its be designed to carry out function described herein
Any combination is realized or is executed.General processor can be microprocessor, but in alternative, which, which can be, appoints
What conventional processor, controller, microcontroller or state machine.Processor is also implemented as calculating the combination of equipment, example
As DSP and the combination of microprocessor, multi-microprocessor, the one or more microprocessors to cooperate with DSP core or it is any its
His such configuration.
The step of method or algorithm for describing in conjunction with embodiment disclosed herein, can be embodied directly in hardware, in by processor
It is embodied in the software module of execution or in combination of the two.Software module can reside in RAM memory, flash memory, ROM and deposit
Reservoir, eprom memory, eeprom memory, register, hard disk, removable disk, CD-ROM or known in the art appoint
In the storage medium of what other forms.Exemplary storage medium is coupled to processor so that the processor can be from/to the storage
Medium reads and writees information.In alternative, storage medium can be integrated into processor.Pocessor and storage media can
It resides in ASIC.ASIC can reside in user terminal.In alternative, pocessor and storage media can be used as discrete sets
Part is resident in the user terminal.
In one or more exemplary embodiments, described function can be in hardware, software, firmware, or any combination thereof
Middle realization.If being embodied as computer program product in software, each function can be used as one or more item instructions or generation
Code may be stored on the computer-readable medium or be transmitted by it.Computer-readable medium includes computer storage medium and communication
Both media comprising any medium for facilitating computer program to shift from one place to another.Storage medium can be can quilt
Any usable medium of computer access.It is non-limiting as example, such computer-readable medium may include RAM, ROM,
EEPROM, CD-ROM or other optical disc storages, disk storage or other magnetic storage apparatus can be used to carrying or store instruction
Or data structure form desirable program code and any other medium that can be accessed by a computer.Any connection is also by by rights
Referred to as computer-readable medium.For example, if software is using coaxial cable, fiber optic cables, twisted pair, digital subscriber line
(DSL) or the wireless technology of such as infrared, radio and microwave etc is passed from web site, server or other remote sources
It send, then the coaxial cable, fiber optic cables, twisted pair, DSL or such as infrared, radio and microwave etc is wireless
Technology is just included among the definition of medium.Disk (disk) and dish (disc) as used herein include compression dish
(CD), laser disc, optical disc, digital versatile disc (DVD), floppy disk and blu-ray disc, which disk (disk) are often reproduced in a manner of magnetic
Data, and dish (disc) with laser reproduce data optically.Combinations of the above should also be included in computer-readable medium
In the range of.
Offer is to make any person skilled in the art all and can make or use this public affairs to the previous description of the disclosure
It opens.The various modifications of the disclosure all will be apparent for a person skilled in the art, and as defined herein general
Suitable principle can be applied to other variants without departing from the spirit or scope of the disclosure.The disclosure is not intended to be limited as a result,
Due to example described herein and design, but should be awarded and principle disclosed herein and novel features phase one
The widest scope of cause.
Claims (10)
1. a kind of diagnostic method based on hot backup redundancy display fault, which is characterized in that the job family of host and display and
Spare system establishes communication connection, and method includes:
The self-test information that host receives display job family respectively and spare system sends；
Host is according to whether the self-test information of job family and spare system can be received in preset duration to judge respective state；
Host is by the corresponding job family for being sent to display of status information that judgement is completed and spare system, wherein if host judges
Job family breaks down out, and fault status information is just sent to spare system；
Carry out fault cues are fastened display is spare, and carry out the switching of job family and spare system.
2. the diagnostic method according to claim 1 based on hot backup redundancy display fault, which is characterized in that host and aobvious
The communication connection mode of the job family and spare system of showing device includes CAN, SPI, network.
3. the diagnostic method according to claim 1 based on hot backup redundancy display fault, which is characterized in that job family and
The state of spare system includes normal condition and malfunction.
4. the diagnostic method according to claim 1 based on hot backup redundancy display fault, which is characterized in that fault cues
Mode include but is not limited to auditory tone cues, graphical cues, concussion prompt.
5. the diagnostic method according to claim 1 based on hot backup redundancy display fault, which is characterized in that job family and
The switching of spare system includes manual switching and automatic switchover.
6. a kind of diagnostic system based on hot backup redundancy display fault, which is characterized in that including host, display and be located at master
Computer executable instructions on machine, display include job family and spare system, the job family and spare system of host and display
Communication connection is established, computer executable instructions are performed operation following steps:
The self-test information that host receives display job family respectively and spare system sends；
Host is according to whether the self-test information of job family and spare system can be received in preset duration to judge respective state；
Host is by the corresponding job family for being sent to display of status information that judgement is completed and spare system, wherein if host judges
Job family breaks down out, and fault status information is just sent to spare system；
The spare system of host indication display carries out fault cues, and carries out the switching of job family and spare system.
7. the diagnostic system according to claim 6 based on hot backup redundancy display fault, which is characterized in that host and aobvious
The communication connection mode of the job family and spare system of showing device includes CAN, SPI, network.
8. the diagnostic system according to claim 6 based on hot backup redundancy display fault, which is characterized in that job family and
The state of spare system includes normal condition and malfunction.
9. the diagnostic system according to claim 6 based on hot backup redundancy display fault, which is characterized in that fault cues
Mode include but is not limited to auditory tone cues, graphical cues, concussion prompt.
10. the diagnostic system according to claim 6 based on hot backup redundancy display fault, which is characterized in that job family
Switching with spare system includes manual switching and automatic switchover.
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| CN201811130216.4A CN109254881B (en) | 2018-09-27 | 2018-09-27 | Hot standby redundancy display fault-based diagnosis method and system |
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| CN201811130216.4A CN109254881B (en) | 2018-09-27 | 2018-09-27 | Hot standby redundancy display fault-based diagnosis method and system |
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| CN109254881B CN109254881B (en) | 2022-07-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112256474A (en) * | 2020-09-11 | 2021-01-22 | 安徽中科新辰技术有限公司 | Double-computer hot backup system for real-time software synchronization |
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| Publication number | Publication date |
|---|---|
| CN109254881B (en) | 2022-07-22 |
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