CN109523944A - A kind of display device - Google Patents
A kind of display device Download PDFInfo
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- CN109523944A CN109523944A CN201811556801.0A CN201811556801A CN109523944A CN 109523944 A CN109523944 A CN 109523944A CN 201811556801 A CN201811556801 A CN 201811556801A CN 109523944 A CN109523944 A CN 109523944A
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- 230000002159 abnormal effect Effects 0.000 claims abstract description 60
- 238000012360 testing method Methods 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 13
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- 238000000034 method Methods 0.000 description 6
- 239000000295 fuel oil Substances 0.000 description 3
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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- Combustion & Propulsion (AREA)
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of display devices, are related to field of display technology.In embodiments of the present invention, by increasing display offset control unit, and the setting to driving unit and drive control unit, when there is the sub-viewing areas of display exception, it can be by the substitution sub-viewing areas determined, to show the information for showing that abnormal sub-viewing areas should be shown, so that even if there is display exception in some sub-viewing areas, the information that still can should show the abnormal sub-viewing areas of display is shown, to guarantee that driver can obtain accurate information, guarantee the safety driven.
Description
Technical field
The present invention relates to field of display technology, espespecially a kind of display device.
Background technique
In current onboard instruments display, the region including multiple display different contents, for example, the area of display speed
Domain shows the region of revolving speed, the region of displays temperature, and display oil mass or the region of electricity etc..However, if wherein some area
When domain is abnormal and can not normally show content, when such as showing that the region of speed can not normally show speed, then can not at this time
Accurate vehicle speed information is provided for driver, so that driver can not understand current vehicle speed information and lead to dangerous generation.
Therefore, when some region shows abnormal, how the content that abnormal show region should be shown is shown
Come, is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
It, still can will be different to when some region shows abnormal the embodiment of the invention provides a kind of display device
The content that normal display area should be shown is shown, is provided accurate information for driver, is guaranteed driving safety.
The embodiment of the invention provides a kind of display devices, comprising: display area, the display area include that multiple sons are aobvious
Show region；
The display device further include: the driving unit that is arranged in a one-to-one correspondence with each sub-viewing areas, display offset control
Unit and drive control unit；
Each driving unit is used for:
The information to be displayed that the drive control unit is sent is received, the sub-viewing areas being correspondingly arranged is driven to carry out
Whether display, and the sub-viewing areas that detection is correspondingly arranged show normally, and will test result and be transmitted to the display
Offset control unit；
The display offset control unit is used for:
When determining to have the sub-viewing areas of current display exception according to each testing result received,
It currently shows and determines to be shown for substituting the abnormal sub-viewing areas of current display in normal sub-viewing areas
Substitution sub-viewing areas, and definitive result is transmitted to the drive control unit；
The drive control unit is used for:
According to the definitive result, the abnormal sub-viewing areas of current display is recorded, and is determined and the substitution
The corresponding substitution driving unit of sub-viewing areas, and it is aobvious according to the son of the corresponding display of different classes of information to be displayed of setting
Show region, however, it is determined that going out the corresponding sub-viewing areas of current information to be displayed is the abnormal sub-viewing areas of current display
When, the information to be displayed being currently received is sent to the substitution driving unit；Otherwise, the letter to be shown that will be currently received
Breath is sent to the driving unit being correspondingly arranged with the sub-viewing areas of corresponding display.
Optionally, all the sub-viewing areas be divided at least one first sub-viewing areas and at least one second
Sub-viewing areas；
The display offset control unit, specifically for determining exist at least according to the testing result received
When one the first sub-viewing areas display exception, is shown in normal second sub-viewing areas current, determine institute
State substitution sub-viewing areas；Or, determining that all second sub-viewing areas is aobvious according to the testing result received
Show exception, or when all first sub-viewing areas show normal, keeps the display state of currently each sub-viewing areas.
Optionally, each sub-viewing areas is arranged in "-" type；
There are two the first sub-viewing areas settings, and there are two the second sub-viewing areas settings, and described in two
First sub-viewing areas is arranged between two second sub-viewing areas.
Optionally, the display offset control unit specifically for the testing result that basis receives, and is preset
Display offset rule, shown in normal second sub-viewing areas current, determine the substitution sub-viewing areas.
Optionally, the display offset rule are as follows:
It is at least one in abnormal first sub-viewing areas of display, shows normal second sub-viewing areas
When being one, normal second sub-viewing areas of the display is determined as the substitution sub-viewing areas；
It is at least one in abnormal first sub-viewing areas of display, shows normal second sub-viewing areas
It is when being multiple, the nearest each display in the setting position apart from abnormal first sub-viewing areas of each display is normal described
Second sub-viewing areas is determined as each substitution sub-viewing areas.
Optionally, the drive control unit, is also used to:
According to the sub-viewing areas of the corresponding display of the different classes of information to be displayed of setting, however, it is determined that go out current to be shown
When the corresponding sub-viewing areas of information is the substitution sub-viewing areas, the information to be displayed that will be currently received is forbidden to be sent to
The substitution driving unit, so that the substitution driving unit drives the substitution sub-viewing areas only to show that current display is abnormal
The corresponding information to be displayed of the sub-viewing areas, alternatively, the information to be displayed being currently received is sent to the substitution
Driving unit, so that the substitution driving unit drives the substitution sub-viewing areas to alternately display the substitution sub-viewing areas
Corresponding information to be displayed, and the corresponding information to be displayed of the sub-viewing areas that current display is abnormal.
Optionally, in the substitution sub-viewing areas, the corresponding information to be displayed of the substitution sub-viewing areas with work as
The abnormal corresponding information to be displayed of the sub-viewing areas of preceding display, alternately displays primary within the set duration.
Optionally, in the substitution sub-viewing areas, the corresponding information to be displayed of substitution sub-viewing areas is shown
Show duration, the display duration of the sub-viewing areas corresponding information to be displayed abnormal less than current display.
Optionally, the display device further include: display panel, and the printed circuit being electrically connected with the display panel
Plate；The display panel includes the non-display area around the display area；
The driving unit is set in the non-display area of the display panel or on the printed circuit board；
The display offset control unit is set in the non-display area of the display panel or the printed circuit board
On.
Optionally, the display offset control unit includes single-chip microcontroller and memory；
The driving unit is driving chip.
Optionally, the drive control unit is timing controller, and the drive control unit is set to the display
In the non-display area of panel or on the printed circuit board, it is also used to the information to be displayed being converted to the driving unit
Identifiable information to be displayed；
Or, the display device further includes mainboard；The drive control unit is main control chip and is set to the mainboard
On；It include time-sequence control module and drive module in the driving unit；The time-sequence control module, being used for will be described to be shown
Information is converted to the identifiable information to be displayed of the drive module, and is transmitted to the drive module；The drive module is used
According to the identifiable information to be displayed received, the sub-viewing areas being correspondingly arranged is driven to be shown, Yi Jijian
It surveys whether the sub-viewing areas being correspondingly arranged shows normally, and will test result and be transmitted to the display offset control list
Member.
The present invention has the beneficial effect that:
A kind of display device provided in an embodiment of the present invention, it is single by increasing display offset control unit, and to driving
The setting of member and drive control unit can be aobvious by substitution determined when there is the sub-viewing areas of display exception
Show region, to show the information for showing that abnormal sub-viewing areas should be shown, so that even if some sub-viewing areas occurs
Display is abnormal, and the information that still can should show the abnormal sub-viewing areas of display is shown, to guarantee that driver can
To obtain accurate information, guarantee the safety driven.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first display device provided in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of second of the display device provided in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the third display device provided in the embodiment of the present invention；
Fig. 4 is between driving unit, display offset control unit and the drive control unit provided in the embodiment of the present invention
Signal transmission relationship structural schematic diagram；
Fig. 5 is the timing diagram of the detection signal of each driving unit output provided in the embodiment of the present invention；
Fig. 6 is the flow chart of the driving method provided in the embodiment of the present invention.
Specific embodiment
It is detailed to a kind of specific embodiment progress of display device provided in an embodiment of the present invention below in conjunction with attached drawing
Ground explanation.It should be noted that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Inventor has found under study for action, for the Vehicular display device including multiple sub-viewing areas, each sub-viewing areas
It is correspondingly arranged on a driving unit, for providing information to be displayed for the sub-viewing areas that is correspondingly arranged, in this way, can be advantageous
Sub-viewing areas is accurately controlled in driving unit, avoids going out when a driving unit controls multiple sub-viewing areas
Existing confusion.
For example, 12.3 cun of Vehicular display device, is provided with four sub-viewing areas, show vehicle speed information (with X1 table respectively
Show), rotary speed information (being indicated with X2), temperature information (being indicated with X3) and Fuel Oil Remaining or information about power (being indicated with X4), phase
Ying Di, in non-display area, setting there are four driving unit (being indicated with IC1-IC4), respectively with four sub-viewing areas one
One is correspondingly arranged, i.e. IC1 and X1 is correspondingly arranged, and IC2 is correspondingly arranged with X2, and IC3 is correspondingly arranged with X3, and IC4 is correspondingly arranged with X4,
IC1-IC4 respectively drives the sub-viewing areas being correspondingly arranged, to show corresponding information to be displayed.
However, in the race of automobile long-time road and high/low temperature change procedure, once there is X1 and X2 corresponding IC1 and IC2
Fail blank screen, and vehicle speed information and rotary speed information can not be then shown in the region X1 and X2, if at this time in the upper fast running of high speed, it will
It can be extremely hazardous.
Based on this, the embodiment of the invention provides a kind of display device, it is used for when some sub-viewing areas shows abnormal,
The content that the region of abnormal show should be shown can still be shown, provide accurate information for driver, guarantee to drive
Sail safety.
Specifically, a kind of display device provided in an embodiment of the present invention may include: as depicted in figs. 1 and 2 viewing area
Domain (region being made of in such as Fig. 1 and Fig. 2 X1, X2, X3, X4 and X5), display area include multiple sub-viewing areas (such as X1,
X2, X3, X4 and X5)；
Display device further include: driving unit 10, the display offset control list being arranged in a one-to-one correspondence with each sub-viewing areas
Member 20 and drive control unit 30；
Each driving unit 10 is used for: being received the information to be displayed that drive control unit 30 is sent, is driven the son being correspondingly arranged
Display area is shown, and whether the sub-viewing areas that detection is correspondingly arranged shows normally, and will test result and be transmitted to
Display offset control unit 20；
Display offset control unit 20 is used for: determining there is current display exception according to each testing result received
When sub-viewing areas, determined in currently showing normal sub-viewing areas for substituting the abnormal sub- viewing area of current display
The substitution sub-viewing areas that domain is shown, and definitive result is transmitted to drive control unit 30；
Drive control unit 30 is used for: according to definitive result, being recorded the abnormal sub-viewing areas of current display, and is determined
Substitution driving unit corresponding with substitution sub-viewing areas, and the corresponding display of different classes of information to be displayed according to setting
Sub-viewing areas, however, it is determined that going out the corresponding sub-viewing areas of current information to be displayed is the abnormal sub-viewing areas of current display
When, the information to be displayed being currently received is sent to substitution driving unit；Otherwise, the information to be displayed being currently received is sent out
It send to the driving unit 10 being correspondingly arranged with the sub-viewing areas of corresponding display.
For example, as shown in Figure 1, wherein show four sub-viewing areas (being indicated respectively with X1-X4) in figure, and it is corresponding
Four driving units (being indicated respectively with IC1-IC4) being arranged if IC2 occurs abnormal and causes X2 display abnormal, and lead to X2
When information to be displayed in region can not be shown, then one can be determined from tri- sub-viewing areas of X1, X3 and X4
Sub-viewing areas is substitution sub-viewing areas, if be determined as X1 to substitute sub-viewing areas, then can show X2 in X1
Need information to be displayed to be shown.
Therefore, by increasing display offset control unit 20, and setting to driving unit 10 and drive control unit 30
It setting, when there is the sub-viewing areas of display exception, exception can be shown to show by the substitution sub-viewing areas determined
The information that should show of sub-viewing areas so that even if some sub-viewing areas display occur abnormal, can will still show
The information for showing that abnormal sub-viewing areas should be shown is shown, to guarantee that driver can obtain accurate information, is guaranteed
The safety of driving.
In the specific implementation, in embodiments of the present invention, as depicted in figs. 1 and 2, display device can also include: display
Panel 40, and the printed circuit board 50 being electrically connected with display panel 40；Display panel 40 includes around the non-aobvious of display area
Show region B (i.e. region in Fig. 1 in addition to X1, X2, X3 and X4, the region in Fig. 2 in addition to X1, X2, X3, X4 and X5)；Its
In, driving unit 10 is set in the non-display area B of display panel 40 or on printed circuit board 50；Display offset control unit
20 are set in the non-display area B of display panel 40 or on printed circuit board 50.
For example, as shown in Figure 1, four driving units 10 shown in figure are all set in the non-display area of display panel 40
B, display offset control unit 20 are set on printed circuit board 50, and four driving units 10 with display offset control unit
20 electrical connections.Alternatively, as shown in Fig. 2, each driving unit 10 shown in figure is all set on printed circuit board 50, display offset
Control unit 20 is also disposed on printed circuit board 50, in this way, can greatly reduce accounting for for non-display area B on display panel 40
With area, and then the area of display area can be greatly increased, to realize the design of narrow frame and high screen accounting.
Specifically, as depicted in figs. 1 and 2, driving unit 10 can be driving chip, when drive control unit 30 can be
Sequence controls chip (such as Tcom chip), and can be understood as timing controller at this time is external, i.e., Tcom chip is placed in drive
The outside of dynamic chip.Also, drive control unit 30 can be set in the non-display area B of display panel 40 (such as Fig. 1 institute
Show) or printed circuit board 50 (as shown in Figure 2) on.Information to be displayed is identified for the ease of driving unit 10, is implemented in the present invention
In example, drive control unit 30 is also used to be converted to information to be displayed the identifiable information to be displayed of driving unit 10, for example,
The LVDS signal for being used to indicate information to be displayed is converted into mini-LVDS signal, in order to the identification of driving unit 10.
Certainly, timing controller may be arranged as built-in structure, i.e., Tcom chip is placed in inside driving chip.
Specifically, as shown in Figure 3, wherein in the figure simply to illustrate that relative position of display panel 40 and mainboard 60 and
Connection type is not offered as 60 physical location of display panel 40 and mainboard.Display device can also include mainboard 60；Drive control
Unit 30 can be main control chip and be set on mainboard 60, and mainboard 60 is the structure different from display panel 40, so print
Printed circuit board 50 can be flexible circuit board, in order to which display panel 40 can be electrically connected with mainboard 60, so that being located at aobvious
Show the display offset control unit 20 and driving unit 10 on panel 40 or printed circuit board 50, it can be with the driving on mainboard 60
Control unit 30 is electrically connected.
For example, as shown in figure 3, drive control unit 30 and display offset control unit 20 and driving unit are not provided in figure
10 connecting lines being electrically connected.Wherein, display offset control unit 20 and driving unit 10 are respectively positioned on display panel 40, are led to
Printed circuit board 50 is crossed, the electrical connection of display offset control unit 20, driving unit 10 and drive control unit 30 may be implemented.
At this point, as shown in figure 3, each driving unit 10 may include time-sequence control module 11 and drive module 12, such as
Timing controller is built in drive module 12 by the enlarged diagram in figure, as time-sequence control module 11.Wherein,
Time-sequence control module 11 for information to be displayed to be converted to the identifiable information to be displayed of drive module 12, and is transmitted to drive
Dynamic model block 12；Drive module 12, for driving the sub- viewing area being correspondingly arranged according to the identifiable information to be displayed received
Domain is shown, and whether the sub-viewing areas that detection is correspondingly arranged shows normally, and be will test result and be transmitted to display partially
Move control unit 20.
To either built-in structure or outlet structure, as long as can be realized drive control unit 30 and driving
The function of unit 10, does not limit herein.
In the specific implementation, in embodiments of the present invention, it can be needed according to each sub-viewing areas to be shown to be shown
Whole sub-viewing areas are divided at least one first sub-viewing areas and at least one second son are aobvious by the significance level of information
Show region；Wherein it is possible to set important display area for the first sub-viewing areas, the information of display is important information, such as
Vehicle speed information and rotary speed information, can set the second sub-viewing areas to insignificant display area, and the information of display is non-
Important information, such as temperature information or oil mass information or information about power.
It should be noted that in embodiments of the present invention, each sub-viewing areas is arranged in "-" type, also, such as Fig. 1 institute
Show, the first sub-viewing areas can be set there are two (such as X2 and X3), the second sub-viewing areas can be set there are two (such as X1 and
X4), and two the first sub-viewing areas (such as X2 and X3) are arranged between two the second sub-viewing areas (such as X1 and X4).When
So, the setting quantity of the first sub-viewing areas and the second sub-viewing areas and setting position, can also be as shown in Figure 2, wherein the
One sub-viewing areas can be X1 and X2, and the second sub-viewing areas can be X3, X4 and X5, that is to say, that the first sub- viewing area
The setting in domain and the second sub-viewing areas can be configured according to actual needs, not limit herein.Below just with Fig. 1 institute
It is illustrated for the structure shown.
Therefore, in embodiments of the present invention, display offset control unit 20 can be specifically used for:
When determining to show abnormal there are at least one first sub-viewing areas according to the testing result received, working as
In preceding normal second sub-viewing areas of display, substitution sub-viewing areas is determined；
Or, determining that all the display of the second sub-viewing areas is abnormal according to the testing result received, or whole first
When sub-viewing areas shows normal, the display state of current each sub-viewing areas is kept.
That is, when determining to show abnormal there are at least one important display area according to testing result, non-
Substitution sub-viewing areas is determined in important display area, i.e., shows important information in insignificant display area.And according to inspection
When survey result determines that all important display areas show normal, even if there is display exception in insignificant display area, because of right and wrong
Important information, so at this time without showing insignificant information in important display area, to avoid the display for influencing important information.
Alternatively, when determining that all insignificant display area displays are abnormal according to testing result, or according to testing result really
When making whole sub-viewing areas display exceptions, then current display state can be kept.
So, it is ensured that the display of important display area is abnormal, and when insignificant display area shows normal, it can pass through
Insignificant display area shows important information, and to guarantee being that driver provides accurate information, the probability of accident occurs in reduction.
Also, exception can also be shown because of insignificant display area, it is aobvious by important display area when important display area shows normal
Show insignificant information and the display of important information is interfered, thereby may be ensured that important information can accurately and effectively be shown
Show.
Specifically, for display offset control unit 20, how to determine that substitution sub-viewing areas is very important,
Therefore, in embodiments of the present invention, display offset control unit 20 can be specifically used for the testing result that basis receives, with
And preset display offset rule determines substitution sub-viewing areas in currently showing normal second sub-viewing areas.
Wherein, preset display offset rule according to the display situation of 4 sub-viewing areas shown in table 1 and can be shown
Show the relationship (below be referred to as mapping table) between offset rule to illustrate, wherein table 1 is and structure phase shown in FIG. 1
It is corresponding." 0 " in table 1 indicates that sub-viewing areas is shown normally, and " 1 " indicates that sub-viewing areas display is abnormal.Also, by X1 and
X4 is as the second sub-viewing areas (i.e. important display area), using X2 and X3 as (the i.e. insignificant display of the first sub-viewing areas
Region).
Optionally, in embodiments of the present invention, display offset rule can be set are as follows:
It is at least one in the first abnormal sub-viewing areas of display, shows that normal second sub-viewing areas is one
When, normal second sub-viewing areas of the display is determined as to substitute sub-viewing areas；
It is at least one in the first abnormal sub-viewing areas of display, shows that normal second sub-viewing areas is multiple
When, by nearest normal second sub-viewing areas of each display in the setting position apart from the first abnormal sub-viewing areas of each display
It is determined as each substitution sub-viewing areas.
Table 1
| Number | X1 | X2 | X3 | X4 | Display offset rule |
| 1 | 0 | 0 | 0 | 0 | Keep current display state |
| 2 | 0 | 1 | 0 | 0 | X2 is offset in X1 and shows |
| 3 | 0 | 0 | 1 | 0 | X3 is offset in X4 and shows |
| 4 | 0 | 1 | 1 | 0 | X2 is offset in X1 and shows, X3 is offset in X4 and shows |
| 5 | 1 | 1 | 1 | 0 | X2 and X3, which is offset in X1, to be shown |
| 6 | 0 | 1 | 1 | 1 | X2 and X3, which is offset in X4, to be shown |
| 7 | 1 | 1 | 1 | 1 | Keep current display state |
In table 1, for number be 2 the case where because X1 is compared with X4, X1 distance X2 is closer, so X1 is determined as
Sub-viewing areas is substituted, i.e., the display information to be displayed corresponding with X2 in X1.The case where being 4 for number, due to X2 and X3
Show abnormal, and X1 distance X2 is closer, and X4 distance X3 is closer, so X1 and X4 are determined as substituting sub-viewing areas, and
The information to be displayed of the first abnormal sub-viewing areas of display display, i.e., show in X1 in the substitution sub-viewing areas being closer
Show information to be displayed corresponding with X2, information to be displayed corresponding with X3 is shown in X4.
Certainly, table 1 is provided by taking result shown in FIG. 1 as an example, if the structure of display panel is as shown in Figure 2, because of X1
It is the first sub-viewing areas with X2, X3, X4 and X5 are the second sub-viewing areas, if X4 only shows normal, then in X4
Information to be displayed corresponding with X1 and X2 is shown respectively.If X1 and X2 display is abnormal, X3 and X4 are shown normally, and X5 display is abnormal
When, information to be displayed corresponding with X1 and X2 can be shown respectively in X3 and X4；Also, since X1 is set to the left side of X2, institute
Information to be displayed corresponding with X1 can be shown in X3 in order to keep the viewing of driver to be accustomed to, display and X2 in X4
Corresponding information to be displayed.
It further, can be according to for the first sub-viewing areas of other set-up modes and the second sub-viewing areas
Above-mentioned display offset rule determines substitution sub-viewing areas, i.e., determines substitution sub-viewing areas according to display principle nearby, with
Guarantee that important information can effectively be shown.
Optionally, in embodiments of the present invention, display offset control unit 20 may include single-chip microcontroller and memory；Its
In, table 1 can store in memory, in order to which single-chip microcontroller is when determining substitution sub-viewing areas, can read in memory
The table 1 of storage, and determined according to table 1, to be advantageously implemented the function of display offset control unit 20.
In a practical situation, the area to be shown of abnormal sub-viewing areas is shown due to showing in substitution sub-viewing areas
Domain, and substitute sub-viewing areas itself and be also required to display information to be displayed corresponding with itself, should show and X2 such as in X1
Corresponding information to be displayed (such as rotary speed information), it is also necessary to show the region to be shown (such as oil mass information) of itself, this is just needed
In a sub-viewing areas, need to show two class information to be displayed (such as rotary speed information and oil mass information), then, for this two
Class information to be displayed this how to be shown can there is following two set-up mode:
Mode 1: in embodiments of the present invention, drive control unit 30 is also used to:
According to the sub-viewing areas of the corresponding display of the different classes of information to be displayed of setting, however, it is determined that go out current to be shown
When the corresponding sub-viewing areas of information is substitution sub-viewing areas, the information to be displayed that will be currently received is forbidden to be sent to substitution
Driving unit, so that substitution driving unit driving substitution sub-viewing areas only shows that the abnormal sub-viewing areas of current display is corresponding
Information to be displayed.
So, it is ensured that important information is constantly in display state, provides and accurately and effectively joins for the traveling of driver
It examines, and then guarantees the safety driven.
Mode 2: in a practical situation, although the information that the second sub-viewing areas is shown is insignificant information, sometimes
There is still a need for showing, and hence it is also possible to according to the sub- viewing area of the corresponding display of different classes of information to be displayed of setting
Domain, however, it is determined that when to go out the corresponding sub-viewing areas of current information to be displayed be substitution sub-viewing areas, will be currently received to
Display information is sent to substitution driving unit, shows so as to substitute driving unit driving substitution sub-viewing areas and alternately display substitution
Show the corresponding information to be displayed in region, and the corresponding information to be displayed of sub-viewing areas that current display is abnormal.
In this way, if in the region of display oil mass information, when alternately displaying oil mass information and rotary speed information, due to oil mass information
It is alternately displayed with rotary speed information, the reference of Fuel Oil Remaining can be provided for driver, to avoid in the region of display oil mass information
Driver can not know Fuel Oil Remaining and cause not having in driving process when only showing rotary speed information without showing oil mass information
The situation of oil, so as to further and effectively guarantee the safety driven.
Optionally, in embodiments of the present invention, in substitution sub-viewing areas, substitution sub-viewing areas is corresponding to be shown
Information information to be displayed corresponding with the abnormal sub-viewing areas of current display, alternately displays primary within the set duration.Wherein,
Setting duration can be set to -2 minutes 0.1 minute, i.e., alternately displayed at -2 minutes 0.1 minute primary.Certainly, duration is set simultaneously
It is without being limited thereto, it can be configured according to actual needs.
Further, due to needing to alternately display important information and insignificant information in substitution sub-viewing areas, because
This, in embodiments of the present invention, in substitution sub-viewing areas, when substituting the display of the corresponding information to be displayed of sub-viewing areas
It is long, the display duration of the sub-viewing areas corresponding information to be displayed abnormal less than current display.
For example, when needing to alternately display oil mass information and rotary speed information in substitution sub-viewing areas, simultaneously due to oil mass information
Real-time display, stage display are not needed, and rotary speed information is related to travel speed, so needing to determine revolving speed letter in real time
The display duration of rotary speed information, therefore, can be set greater than the display duration of oil mass information, that is, allow rotary speed information to have by breath
The longer display time, in this way, effective rotary speed information can be provided for driver, to guarantee the safety driven.
In the specific implementation, in embodiments of the present invention, as shown in figure 4, illustrating only driving unit 10, display in figure partially
The signal moved between control unit 20 and drive control unit 30 transmits relationship, does not show the specific location locating for them.
Display offset control unit 20 may include detecting module 21 and display offset determining module 22, wherein detecting module 21 is used for
The display situation that each sub-viewing areas is determined according to each testing result received determines which sub-viewing areas is shown just
Often, which sub-viewing areas display is abnormal, and the first signal for carrying definitive result is then sent to display offset and determines mould
Block 22.
Illustrate a bit, detecting module 21 can be realized by single-chip microcontroller, the monolithic of model 8523 as shown in Figure 4
Machine.
Specifically, driving unit 10 carries the mark of testing result and corresponding sub-viewing areas indeed through transmission
The detection signal (FB1, FB2, FB3, FB4 in such as Fig. 4) of knowledge, to inform the display situation of each sub-viewing areas of detecting module 21
, so detecting module 21 can determine the display feelings of each sub-viewing areas according to the mark and testing result in detection signal
Condition, so that definitive result is informed display offset determining module 22.
For example, with reference to shown in Fig. 5, FB1 indicates the first electric potential signal, can be indicated with 0, indicates that display is normal, so as to
With corresponding with the mapping table stored in table 1；FB2 and FB3 is the second electric potential signal, can be indicated with 1, is indicating display just
Often；FB4 indicates the first electric potential signal, can be indicated with 0.
It should be noted that being cascade connection between driving unit 10, do not provide in figure, i.e. the output end of IC1 can be with
The input terminal of IC2 is connected, and the output end of IC2 is connected with the input terminal of IC3, and the output end of IC3 is connected with the input terminal of IC4, institute
The second electric potential signal is just exported after FB2 exports the second electric potential signal with FB3.
Also, driving unit 10 itself has whether the corresponding sub-viewing areas of detection shows normal function, therefore, drives
Moving cell 10 can detecte out whether corresponding sub-viewing areas shows normally, so that will test result is sent to detecting module
21。
For display offset determining module 22, it can be used for carry definitive result the sent according to detecting module 21
One signal determines substitution sub-viewing areas, the second signal for carrying the definitive result is then sent to drive control unit
30, so that drive control unit 30 controls each driving unit 10.
Illustrate a bit, display offset determining module 22 can be memory, because according to table 1, specific corresponding to pass
System has 7 kinds, so by the way that three addressed lines (such as A0, A1 and A2) are arranged between single-chip microcontroller and memory, it completely can be by 4
The display situation of sub-viewing areas is transmitted in memory, memory by being compared with each corresponding relationship stored in table 1,
It can determine that substitution sub-viewing areas.Then the second signal of definitive result will be carried, according to serial port protocol (in such as Fig. 4
CS (serial port protocol chip select enable signal), SCL (serial port protocol clock signal) and SDA (serial port protocol address sum number it is believed that
Number)) be sent in drive control unit 30.
For drive control unit 30, then according to the second signal received, substitution sub-viewing areas and correspondence are determined
Substitution driving unit, then determine only show in substitution sub-viewing areas the first abnormal sub-viewing areas of display wait show
Show information, still alternately displays the first information (showing the information to be displayed of the first abnormal sub-viewing areas of display) and second
Information (information to be displayed i.e. corresponding with substitution sub-viewing areas).Finally according to definitive result to substitution driving unit send to
It shows information, is shown so that substitution driving unit drives corresponding sub-viewing areas to carry out information, so that it is inclined to complete entire display
The process of shifting guarantees that important information can normally be shown.
Below with specific embodiment, driving method provided in an embodiment of the present invention is described in detail.
Flow chart shown in Figure 6, by taking structure shown in Fig. 4 as an example.
S601, each driving unit send the detection signal for indicating testing result；
S602, detecting module receive detection signal；
S603, detecting module determine each sub- display according to the mark of the corresponding sub-viewing areas carried in detection signal
The display situation in region；
The first signal for carrying definitive result is sent to display offset determining module by S604, detecting module；
S605, display offset determining module determine that substitution is aobvious according to pre-stored mapping table and the first signal
Show region；
The second signal for carrying definitive result is sent to drive control unit by S606, display offset determining module；
S607, drive control unit determine substitution driving unit according to second signal；
S608, drive control unit determine the information to be displayed being currently received, if first son abnormal with display is aobvious
Show that region is corresponding；If so, executing step S609；If it is not, executing step S611；
The information to be displayed being currently received is sent to substitution driving unit by S609, drive control unit；
S610, substitution driving unit drive corresponding sub-viewing areas to show the information to be displayed being currently received；
S611, drive control unit determine driving unit corresponding with the information to be displayed being currently received；
The information to be displayed being currently received is sent to corresponding driving unit by S612, drive control unit.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (11)
1. a kind of display device characterized by comprising display area, the display area include multiple sub-viewing areas；
The display device further include: the driving unit that is arranged in a one-to-one correspondence with each sub-viewing areas, display offset control unit
And drive control unit；
Each driving unit is used for:
The information to be displayed that the drive control unit is sent is received, the sub-viewing areas being correspondingly arranged is driven to be shown
Show, and whether the sub-viewing areas that detection is correspondingly arranged shows normally, and will test result and be transmitted to the display partially
Move control unit；
The display offset control unit is used for:
When determining to have the sub-viewing areas of current display exception according to each testing result received, current
It shows and determines to replace for substitute that the abnormal sub-viewing areas of current display shown in normal sub-viewing areas
The drive control unit is transmitted to for sub-viewing areas, and by definitive result；
The drive control unit is used for:
According to the definitive result, the abnormal sub-viewing areas of current display is recorded, and is determined aobvious with substitution
Show the corresponding substitution driving unit in region, and the sub- viewing area of the corresponding display of different classes of information to be displayed according to setting
Domain, however, it is determined that, will when going out the sub-viewing areas that the corresponding sub-viewing areas of current information to be displayed is current display exception
The information to be displayed being currently received is sent to the substitution driving unit；Otherwise, the information to be displayed being currently received is sent out
It send to the driving unit being correspondingly arranged with the sub-viewing areas of corresponding display.
2. display device as described in claim 1, which is characterized in that all the sub-viewing areas is divided at least one
First sub-viewing areas and at least one second sub-viewing areas；
The display offset control unit, specifically for determining that there are at least one according to the testing result received
When first sub-viewing areas display is abnormal, shown in normal second sub-viewing areas current, determine described in replace
For sub-viewing areas；Or, determining that all second sub-viewing areas is shown different according to the testing result received
Often, or all when first sub-viewing areas shows normal, the display state of current each sub-viewing areas is kept.
3. display device as claimed in claim 2, which is characterized in that each sub-viewing areas is arranged in "-" type；
There are two the first sub-viewing areas settings, and there are two the second sub-viewing areas settings, and two described first
Sub-viewing areas is arranged between two second sub-viewing areas.
4. display device as claimed in claim 2, which is characterized in that the display offset control unit is specifically used for basis
The testing result received and preset display offset rule show the normal second sub- viewing area current
In domain, the substitution sub-viewing areas is determined.
5. display device as claimed in claim 4, which is characterized in that the display offset rule are as follows:
It is at least one in abnormal first sub-viewing areas of display, shows that normal second sub-viewing areas is one
When a, normal second sub-viewing areas of the display is determined as the substitution sub-viewing areas；
It is at least one in abnormal first sub-viewing areas of display, shows that normal second sub-viewing areas is more
When a, by the nearest each display normal described second in the setting position apart from abnormal first sub-viewing areas of each display
Sub-viewing areas is determined as each substitution sub-viewing areas.
6. display device as described in claim 1, which is characterized in that the drive control unit is also used to:
According to the sub-viewing areas of the corresponding display of the different classes of information to be displayed of setting, however, it is determined that go out current information to be displayed
When corresponding sub-viewing areas is the substitution sub-viewing areas, the information to be displayed that will be currently received is forbidden to be sent to described
Driving unit is substituted, so that the substitution driving unit drives the substitution sub-viewing areas only to show the abnormal institute of current display
The corresponding information to be displayed of sub-viewing areas is stated, is driven alternatively, the information to be displayed being currently received is sent to the substitution
Unit corresponds to so that the substitution driving unit drives the substitution sub-viewing areas to alternately display the substitution sub-viewing areas
Information to be displayed, and the corresponding information to be displayed of the sub-viewing areas that current display is abnormal.
7. display device as claimed in claim 6, which is characterized in that in the substitution sub-viewing areas, substitution
The corresponding information to be displayed in display area information to be displayed corresponding with the abnormal sub-viewing areas of current display, is setting
It is alternately displayed in duration primary.
8. display device as claimed in claim 7, which is characterized in that in the substitution sub-viewing areas, substitution
The display duration of the corresponding information to be displayed in display area, the sub-viewing areas abnormal less than current display are corresponding to aobvious
Show the display duration of information.
9. such as the described in any item display devices of claim 1-8, which is characterized in that the display device further include: display surface
Plate, and the printed circuit board being electrically connected with the display panel；The display panel includes around the non-of the display area
Display area；
The driving unit is set in the non-display area of the display panel or on the printed circuit board；
The display offset control unit is set in the non-display area of the display panel or on the printed circuit board.
10. display device as claimed in claim 9, which is characterized in that the display offset control unit include single-chip microcontroller and
Memory；
The driving unit is driving chip.
11. display device as claimed in claim 9, which is characterized in that the drive control unit is timing controller, institute
It states drive control unit to be set in the non-display area of the display panel or on the printed circuit board, being also used to will be described
Information to be displayed is converted to the identifiable information to be displayed of the driving unit；
Or, the display device further includes mainboard；The drive control unit is main control chip and is set on the mainboard；Institute
State includes time-sequence control module and drive module in driving unit；The time-sequence control module is used for the information to be displayed
The identifiable information to be displayed of the drive module is converted to, and is transmitted to the drive module；The drive module is used for root
According to the identifiable information to be displayed received, the sub-viewing areas being correspondingly arranged is driven to be shown, and detection pair
Whether the sub-viewing areas that should be arranged shows normally, and will test result and be transmitted to the display offset control unit.
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| CN201811556801.0A CN109523944A (en) | 2018-12-19 | 2018-12-19 | A kind of display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556801.0A CN109523944A (en) | 2018-12-19 | 2018-12-19 | A kind of display device |
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Family
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