CN107578748A - Display device and display control method - Google Patents
Display device and display control method Download PDFInfo
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- CN107578748A CN107578748A CN201710876200.7A CN201710876200A CN107578748A CN 107578748 A CN107578748 A CN 107578748A CN 201710876200 A CN201710876200 A CN 201710876200A CN 107578748 A CN107578748 A CN 107578748A
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Abstract
The embodiment of the invention discloses a kind of display device and display control method.Display device disclosed in the embodiment of the present invention, including：Display panel, including：Substrate and the first transistor on substrate；Second transistor, for exporting output signal corresponding with temperature, wherein, the temperature characterisitic of the second transistor and the temperature characterisitic of the first transistor meet preparatory condition；Processing unit, it is connected with the second transistor, for according to the output signal, determining the control signal corresponding with Current Temperatures, wherein, the control signal, for controlling the working condition of the first transistor.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of display device and display control method.
Background technology
Existing display generally includes：Temperature detector, temperature controller and display driver.
Temperature detector detection temperature.Temperature controller, the temperature of current detection, and the temperature value based on detection provides control
Signal processed.Display driver is based on drive signal corresponding to control signal generation, to drive the display of display.
In the prior art, first, by temperature detector detection temperature, the temperature of thermometer detection may be with actual temperature
Spend variant, and phenomena such as temperature sensor is with aging in display, substantially temperature sensitive degree is it can also happen that become
Change, even if the problem of now temperature detector detects is accurate, can not be directly applied for providing control signal for temperature sensing device
Foundation.
Temperature controller and display driver are typically that two independent chips are formed.Two independent chips are formed, the
On the one hand, the complicated of display, second aspect, hardware cost height are caused；And the third aspect, it is not easy to the frivolous of display
Change.
The content of the invention
In view of this, the embodiment of the present invention it is expected to provide a kind of display device and display control method, at least partly solves
Above mentioned problem.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
In a first aspect, the embodiment of the present invention provides a kind of display device, including：
Display panel, including：Substrate and the first transistor on substrate；
Second transistor, for exporting output signal corresponding with temperature, wherein, the temperature characterisitic of the second transistor
Meet preparatory condition with the temperature characterisitic of the first transistor；
Processing unit, it is connected with the second transistor, for according to the output signal, determining and Current Temperatures phase
Corresponding control signal, wherein, the control signal, for controlling the working condition of the first transistor.
Alternatively, the display device also includes：
Drive element of the grid, including：At least one second transistor, is connected with the processing unit, for basis
The control signal exports signal to the first transistor.
Alternatively, the processing unit, voltage and/or dutycycle specifically for detecting the output signal, it is determined that working as
Preceding temperature, and according to the Current Temperatures and the temperature characterisitic, obtain control signal corresponding with the Current Temperatures.
Alternatively, the processing unit, specifically for corresponding with the Current Temperatures according to the Current Temperatures, inquiry
Control signal.
Alternatively, the processing unit, on circuit board；
The display device, in addition to：
Connection unit, one end are connected with the drive element of the grid, and the other end is connected on the circuit board, will be described defeated
Go out signal and be transferred to the processing unit.
Alternatively, the processing unit, it is true according to the output signal specifically for the output signal of current display cycle
Make the control signal of next display cycle.
Second aspect, the embodiment of the present invention provide a kind of display control method, applied in display device, including：
Output signal corresponding with temperature is exported using second transistor, wherein, the temperature characterisitic of the second transistor
Meet preparatory condition with the temperature characterisitic of the first transistor；
Based on the output signal, control signal corresponding with Current Temperatures is produced；
Using the control signal, the working condition for controlling the first transistor to export.
Alternatively, it is described to be based on the output signal, control signal corresponding with Current Temperatures is produced, including：
Detect the voltage and/or dutycycle of the output signal；
According to the voltage and/or dutycycle, the Current Temperatures are determined；
Obtain control signal corresponding with the Current Temperatures.
Alternatively, acquisition control signal corresponding with the Current Temperatures, including：
Based on the Current Temperatures, the control signal is inquired about.
Alternatively, it is described to be based on the output signal, control signal corresponding with Current Temperatures is produced, including：
The output signal and the temperature special parameter based on the current display cycle, produce the control of next display cycle
Signal processed.
Display device and display control method provided in an embodiment of the present invention, can utilize one has phase with the first transistor
The output signal of same or similar temperature characteristic second transistor, the control as the working condition for producing control the first transistor
Signal, so that control signal can be corresponding with the influence degree for the temperature for currently acting on the first transistor.
First, aforesaid operations are realized without special temperature sensor and special temperature control chip, can utilized
Existing transistor and realize that the multiplexing functions of processing component of other functions are realized, so as to reducing the portion of display device
Part, the structure of display device is simplified, can conveniently realized lightening；
Secondly, there is the same or analogous second transistor of temperature characterisitic using with the first transistor, can be accurately anti-
Influence degree of the Current Temperatures to second transistor is mirrored, so as to realize accurate control, so that at the first transistor
In desired working condition, so as to lift the display effect of display panel.
Brief description of the drawings
Fig. 1 is the structural representation of the first display device provided in an embodiment of the present invention；
Fig. 2 is the structural representation of second of display device provided in an embodiment of the present invention；
Fig. 3 is the structural representation of driving subelement provided in an embodiment of the present invention；
Fig. 4 is a kind of temperature characterisitic schematic diagram of transistor provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic flow sheet of the control method of display device provided in an embodiment of the present invention；
Fig. 6 is a kind of generation schematic flow sheet of control signal provided in an embodiment of the present invention；
Fig. 7 is the signal timing diagram in a kind of drive element of the grid provided in an embodiment of the present invention.
Embodiment
Technical scheme is further elaborated below in conjunction with Figure of description and specific embodiment.
As shown in figure 1, the present embodiment provides a kind of display device, including：
Display panel 110, including：Substrate and the first transistor 111 on substrate；
Second transistor 121, for exporting output signal corresponding with temperature, wherein, the temperature of the second transistor 121
Degree characteristic and the temperature characterisitic of the first transistor 111 meet preparatory condition；
Processing unit 130, be connected with the second transistor 121, for according to the output signal, determine with currently
The corresponding control signal of temperature, wherein, the control signal, for controlling the working condition of the first transistor 111.
The equipment that the display device may include display screen.The display screen may include one or more display panels 110.
In this example it is shown that equipment can be electronic ink display equipment, or, the liquid crystal display.
The display panel 110 can be the array base palte for being provided with the array of the first transistor 111；The array pole plate
On the first transistor 111 can control the display light and shade and/or color of electric ink respective pixel.On the array pole plate
The first transistor 111 can also control the deflection of the liquid crystal of LCDs respective pixel, so as to control the aobvious of respective pixel
Show dark and/or color.
In certain embodiments, the temperature characterisitic of the first transistor 111 and the temperature characterisitic of second transistor 121 expire
Sufficient preparatory condition, it may include：
The first transistor 111 is identical with the temperature characterisitic of the second transistor 121, for example, the first crystal
Pipe 111 is identical with model with the type of the second transistor 121, then the first transistor 111 and the second transistor
121 temperature characterisitic.The temperature characterisitic can be：The cut-in voltage of transistor at different temperatures, transistor is in different high temperature
Size of electron mobility under degree etc..Fig. 4 is the change schematic diagram of the electron mobility of a transistor at different temperatures.
Transverse axis represents temperature in Fig. 4, and the longitudinal axis is electron mobility.The unit of the electron mobility can be cm2/ (V.s).
In further embodiments, the temperature characterisitic of the first transistor 111 and the temperature of the second transistor 121
Characteristic meets preparatory condition, may also include：
The first transistor 111 is similar with the temperature characterisitic of the second transistor 121, show the two transistors or
The temperature characterisitic of two kinds of transistors of person is very close, is close to difference and is located in preset range.
The first transistor 111 is located on the display panel 110 (on i.e. described substrate), the second transistor
121 also are located on the display panel 110, like this, by the first transistor 111 and second transistor 121 are respectively positioned on institute
State on display panel 110, be one equivalent to the environment temperature where the first transistor 111 and the second transistor 121
Cause, it is also consistent to act on the first transistor 111 with the temperature of second transistor 121, so as to second transistor 121
Output signal can accurately reflect effect of the temperature action in the first transistor 111.
In embodiments of the present invention, the first transistor 111 and the second transistor 121 can be positioned at display surface
Transparent thin film transistor (TFT) on plate, described, thin film transistor (TFT) may include the transistor of the types such as TFT or IGZO.
In the present embodiment, the substrate can be transparency carrier, and the substrate can be glass pole plate and/or plastic pad.
When the display panel 110 of the display device is flexible display screen, the substrate is bent flexible plate, be may generally be
The substrate that elastoplast or flexiplast are formed.If the display device is non-flexible display device, the substrate can be glass
Glass pole plate.
In the present embodiment, the second transistor 121 can be it is multiple, for example, can be multiple cascades second transistor
121。
In the present embodiment, the output of the second transistor 121 can be connected to the processing unit 130, the processing
Unit 130 can be various process circuits or processor.The processor may include：Central processing unit, microprocessor, data signal
Processor, application processor, programmable array, application specific integrated circuit or, other integrated chips or circuit etc. can bases
The output signal of the second transistor 121, Current Temperatures are obtained, and determine the first transistor 111 corresponding with Current Temperatures
Signal.In certain embodiments, if the first transistor 111 is managed for field effect transistor (MOS), the control signal can be
The signal of the grid of the metal-oxide-semiconductor is input to, or, produce open signal of the signal etc..
In the present embodiment, the processing unit 130 can be located on display panel 110 or positioned at the display
Outside panel 110.For example, the processing unit 130 can be located on the circuit board being connected with the display panel 110.It is for example, described
Display device also includes：
Printed circuit board (PCB) (PCB), the processing unit 130 are located on the PCB.
The display panel 110 is connected by flexible PCB (FPC) etc. with the PCB.
In a word, the output signal of the second transistor 121 can be passed to the processing unit 130, by the processing
Unit 130 can according to the output signal produce corresponding to control signal.
For example, the processing unit 130, can determine Current Temperatures, according to the Current Temperatures according to the output signal
The temperature characterisitic of the first transistor 111 is inquired about, with reference to the temperature characterisitic and Current Temperatures, determines the control letter
Number.
In another example the processing unit 130, according to the output signal, inquires about the output signal and control signal
Corresponding relation, the control signal is exported based on the corresponding relation.Here output signal and the corresponding relation of control signal,
It is the temperature characterisitic that can reflect the first transistor 111, or, the output signal is corresponding with control signal to close
System, is that the temperature characterisitic based on the first transistor 111 is predetermined.
The control signal can be the open signal of the first transistor 111, control the grid of the first transistor 111
Whether pole turns on, and/or, the control signal can be the signal of the state parameter of the control the first transistor 111, the shape
State parameter can be the parameters such as electron mobility etc. and/or grid voltage or electric current.
In the present embodiment, there is the same or analogous second transistor 121 of temperature characterisitic using with the first transistor 111
Output, to determine control signal that the first transistor 111 is opened, first, without special temperature sensor detection temperature, its
It is secondary, during special temperature sensor detection temperature, it can not may accurately reflect temperature to transistance, again, temperature
The close from the first transistor 111 of sensor usually not method setting is spent, so the temperature of temperature sensor detection, and
The temperature for being substantially applied to the first transistor 111 has big difference.Therefore processing unit 130 described in the present embodiment is real
Obtained in matter be one it is accurate reflect the Current Temperatures for acting on the first transistor 111, and Current Temperatures are brilliant to first
Effect amplitude of body pipe 111 etc. acts on the output signal of situation, and first is acted on so as to be derived according to the output signal
The Current Temperatures of transistor 111, the control signal for accurately controlling the first transistor 111 is obtained further according to Current Temperatures, or
Person, the control letter being adapted with Current Temperatures can be obtained directly according to the corresponding relation of the output signal and control signal
Number, so as to provide the control signal for being accurately controlled the first transistor 111.Like this, display can effectively be reduced
The running parameter of the first transistor 111 caused by the temperature drift of panel 110 change shown caused by it is bad and/or
The problem of display effect difference, so as to improve the display effect of display panel 110.
At the same time, in the present embodiment, without special temperature sensor, without special setting and temperature sensor
The temperature control chip of connection, the processor or process circuit that the processing unit 130 is related to, can be existing energy in display device
The processor or process circuit of his function of enough processors, for example, display controller etc., so as to reduce display device part
Number, simplify the hardware number of display device, reduce hardware cost.
Alternatively, as shown in Fig. 2 the display device also includes：
Drive element of the grid 120, including：At least one second transistor 121, it is connected with the processing unit 130,
For exporting signal to the first transistor 111 according to the control signal.
The drive element of the grid 120, but the grid for the first transistor 111 on the display panel 110 provides grid
The drive circuit of pole signal or drive signal.In the present embodiment, the drive element of the grid 120 can be positioned at the electrode substrate
On.The output signal is sent to processing unit 130 by the second transistor 121, and the processing unit 130 is by control signal
It is sent to driving integrated chip (IC).
In the present embodiment, the second transistor 121 is the transistor for forming the gate driving circuit.
The drive element of the grid 120 can be formed by connecting by multiple transistors.
Shown in Fig. 3, it can be an a kind of driving subelement of drive element of the grid 120, scheme, the circuit shown in 3
The transistor included has：M1, M2, M3, M4, M5, M6 and MD, these transistors can be the one of the second transistor 121
Kind.In the present embodiment, preferably described second transistor 121 is output signal Gout transistor MD.The Gout is aobvious
Show the signal of a line the first transistor 111 in panel 110, while also the input for the MD of next driving subelement is believed
Number.Shown CK and CKB can be a kind of default periodically variable signal in figure 3.In Fig. 3, SET is transistor MD's
Pin is opened, the RESET is transistor M1 unlatching pin, and the input signal of the driving subelement is DIR1；The grid drives
Moving cell, the signal for driving the first transistor 111 are Gout.
The output signal of second transistor 121 in drive element of the grid 120 is directly utilized in the present embodiment, is input to described
Processing unit 130, like this, without setting up special transistor on display panel 110, so as to have and prior art
The characteristics of compatibility is strong, and drive element of the grid 120 not only realizes raster data model, while also it is multiplexed with temperature detection knot
Structure, the multi multiplexing of a structure is realized, there is the characteristics of delicate structure.
In certain embodiments, the drive element of the grid 120 includes the driving subelement of multiple cascades, in the present embodiment
In, the control signal can be the input signal of first driving subelement in drive element of the grid 120, the first driving
The output signal of unit, for controlling the grid of the first transistor 111 of predetermined number of lines to open；First drive subelement simultaneously
Output signal, or the output signal of next driving subelement.It is single that i.e. described drive element of the grid 120 includes N number of driving
The output signal of member, then n-th of driving subelement, is the input signal of (n+1)th driving subelement, and the n is less than the N
Positive integer；The N is positive integer.
In the present embodiment, it is optionally, the output signal of the second transistor 121, that is, it is single is input to the processing
Signal in member 130, can be the output signal of last driving subelement in the drive element of the grid 120.Like this,
Current Temperatures skew can influence the first transistor 111 and second transistor 121, in order to accurately verify this temperature drift,
The cascade of multiple driving subelements, effect accumulation and amplification of this temperature drift to transistor can be caused, so that finally
The output signal for being output to processing unit 130 has significant change, so as to avoid due to unobvious caused by temperature change
When unobvious are presented in the output signal of two-transistor 121, the problem of bad is shown without caused by timely adjustment control signal,
It is on the other hand accurately and sensitive so as on the one hand facilitate the accurate and sensitive acquisition Current Temperatures situation of processing unit 130
Control signal, the display effect of display panel 110 can be lifted.
Alternatively, the processing unit 130, voltage and/or dutycycle specifically for detecting the output signal, it is determined that
Current Temperatures, and according to the Current Temperatures and the temperature characterisitic, obtain control signal corresponding with the Current Temperatures.
In the present embodiment, the processing unit 130, the voltage and/or dutycycle of the output signal can be detected, here
Voltage can be scheduled time window in average voltage.The dutycycle can be the duration of the high level in scheduled time window
Relative to the ratio of the duration of the scheduled time window.The high level can be the level higher than datum.Generally, it is described with reference to electricity
Flat can be the level that voltage is 0V.
In the present embodiment, can according to the output signal voltage and/or dutycycle, with reference to the first transistor 111 and/
Or the temperature characterisitic of second transistor 121, it can accurately know Current Temperatures, and according to Current Temperatures and temperature characterisitic, production
Raw control signal corresponding with Current Temperatures, then the control signal is directly or indirectly acted on into the first transistor 111, by
The conducting of the first transistor 111 itself or the display for opening each pixel on control display panel 110.
In certain embodiments, the processing unit 130, specifically for being worked as according to the Current Temperatures, inquiry with described
Control signal corresponding to preceding temperature.
Like this, the display device includes memory, and the memory storage has control letter corresponding with temperature
Number, using the Current Temperatures as inquiry foundation or retrieval foundation, the corresponding relation of the temperature and control signal is inquired about, so as to
The control signal that the control display panel 110 being adapted with finding with Current Temperatures is well shown.
Alternatively, the processing unit 130, on circuit board；Here circuit board can be foregoing PCB
The display device, in addition to：
Connection unit, one end are connected with the drive element of the grid 120, and the other end is connected on the circuit board, by institute
State output signal and be transferred to the processing unit 130.Here connection unit may include：Foregoing FPC, it can also be other shapes
Connection line or connector of formula etc..
In the present embodiment, the processing unit 130 is by connection unit Rreceive output signal, in certain embodiments,
The processing unit 130 also inputs the control signal using the connection unit to display panel 110.
Alternatively, the processing unit 130, specifically for the output signal of current display cycle, believed according to the output
Number determine the control signal of next display cycle.
In the present embodiment, what processing unit 130 obtained is the output signal of current display cycle second transistor 121,
According to characteristics such as the voltage of the output signal and/or dutycycles, obtain what the first display cycle display panel 110 of control was shown
Control signal.
In the present embodiment, the display cycle can be the refresh cycle of display panel 110.In the present embodiment, it is described
The time that the first transistor 111 of all pixels completes needed for the refreshing of a signal on display panel 110 is a brush
The new cycle.
Like this, the display device display cycle dynamic can adjust control signal one by one, so as to realize that display is set
The control signal of each standby display cycle is adapted with Current Temperatures, so as to accurately effectively improve display matter
Amount.
In certain embodiments, if the load capacity of processing unit 130 is very high, the adjustment cycle of the control signal,
It can be the X times of display cycle, the X is positive integer, is adjusted so as to reduce the processing unit 130 needed for the control signal
Operational ton, and control signal can continue to use last time control signal.
As shown in figure 5, also provide a kind of display control method in the present embodiment, applied in display device, including：
Step S110：Output signal corresponding with temperature is exported using second transistor, wherein, the second transistor
Temperature characterisitic and the temperature characterisitic of the first transistor meet preparatory condition；
Step S120：Based on the output signal, control signal corresponding with Current Temperatures is produced；
Step S130：Using the control signal, the working condition for controlling the first transistor to export.
The display device in the present embodiment, the detection of temperature is realized using the output signal of second transistor, by
In the same or similar property of the temperature characterisitic of second transistor and the first transistor, it can accurately reflect that Current Temperatures are brilliant to first
The influence situation of body pipe.
Be based on output signal again, produce control signal corresponding with Current Temperatures, the control signal be it is corresponding with temperature,
If Current Temperatures change, the control signal also has corresponding change.
In step s 130, open signal corresponding with Current Temperatures is exported to the first transistor using control signal, from
And after avoiding temperature change, the bad phenomenon of display caused by the open signal of the first transistor is too small or excessive improves aobvious
Show effect.
Alternatively, as shown in fig. 6, the step S120 may include：
Step S121：Detect the voltage and/or dutycycle of the output signal；
Step S122：According to the voltage and/or dutycycle, the Current Temperatures are determined；
Step S123：Obtain control signal corresponding with the Current Temperatures.
The parameters such as voltage and/or the dutycycle of the output signal can be detected in the present embodiment, so as to reference to described the
The temperature characterisitic of two-transistor, so as to obtain the temperature at current time, i.e., described Current Temperatures.
At different temperature, it turns on electric signal (for example, conducting voltage or conducting electric current) may be different, brilliant for transistor
Whether body pipe turns on, and it is the high level or low level of output to determine current output signal, it is clear that can also determine and export letter
Dutycycle number in some cycles.Here high level and low level is first for datum, for example, the reference
Level can be 0V.
Control signal corresponding to being obtained according to the Current Temperatures.
Alternatively, the step S123 may include：
Based on the Current Temperatures, the control signal is inquired about.
The display device can be previously stored with the corresponding relation of temperature and control signal in this embodiment, can be by right
The inquiry that should be related to, obtain control signal corresponding with Current Temperatures.
Alternatively, the step S122 may include：
The output signal and the temperature special parameter based on the current display cycle, produce the control of next display cycle
Signal processed.
In the present embodiment the time of former and later two display cycles be have it is successional, during the accumulation of two display cycles
It is long and very short, like this, due to the continuity of temperature change, the temperature of previous display cycle substantially with it is latter
The temperature of individual display cycle be it is almost equal, it is at least very similar.Therefore in the present embodiment, can be according to the current display cycle
Second transistor output, determine the control signal of next display cycle, realize the control of a circular recursion, realize
The dynamic of the control signal of each display cycle is adjusted, it is ensured that the display output of each display cycle can reach
Expected Results, it is ensured that display effect.
Several specific examples are provided below in conjunction with above-mentioned any embodiment：
Example 1：
This example provides a kind of E-ink electronic-paper display screens temperature detection scheme, can not needed additionally using this programme
Temperature sensor, have cost and structure design on advantage, can be detected additionally by drive element of the grid shift unit
The temperature of whole face from top to down, precision are higher.
1st, a kind of E-ink display screens, grid (Gate) driver element of display screen use shift-register circuit.
2nd, by the way that raster data model (GOA) circuit last root Gout signals on array pole plate are pulled out into FPC, by detecing
Voltage and/or the circuit for detecting of dutycycle are surveyed, determines the voltage and/or dutycycle of the Gout signals, and combines crystal in GOA
The TFT property calculations of pipe itself go out actual temperature, have reached real time temperature monitoring.In the present embodiment, the Gout signals
As one kind of the output signal of said second transistor.The GOA circuits can be referred to as ASG circuits again.
3rd, the output Gout of GOA circuits is drawn out to FOG ends, FOG ends increase the Gout outputs of 4 pins, are respectively left and right
Upper and lower Gout outputs, then pcb board is fed back to by FPC, by Gout processing units, pass through hardware circuit input and output (I/O)
Mouth and software algorithm, the time of the effective high level of Gout is detected, actual temperature is gone out according to the TFT property calculations of GOA in itself.
Fig. 7 is a kind of signal timing diagram that this example provides, and STV can be first drive of drive element of the grid in the figure 7
The input signal of subunit；Gout1, Gout3 and Gout5 are among bilateral driving, and first driving on wherein one side is single
The output of the output of member, second driving subelement and the 3rd driving subelement, CK and CKB can be considered a kind of clock signal,
Can be the input signal of the CK and CK pins as shown in 3, wherein, PU-1, PU-3 and PU-5 can be corresponding driving subelement
Internal signal.In this example, it is clear that due to the cascade of each driving subelement, after the output successively of each driving subelement
Prolong, it is specific to export high level or low level, by related to the CKB in each driving subelement and CK change sequential.
Example 2：
This example provides a kind of computer-readable storage medium, and the computer-readable storage medium is stored with the computers such as computer program
Executable instruction；After the computer executable instructions are performed by foregoing processing unit, foregoing one or more can be realized
The information processing method that technical scheme provides, so as to realize before special temperature sensor or temperature control chip is not utilized
Put, the control signal being adapted to display panel input with Current Temperatures, so that the display of display panel is good.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, it can be passed through
Its mode is realized.Apparatus embodiments described above are only schematical, for example, the division of the unit, is only
A kind of division of logic function, there can be other dividing mode when actually realizing, such as：Multiple units or group component can combine,
Or another system is desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or discussed each composition
Partly mutual coupling or direct-coupling or communication connection can be the indirect couplings by some interfaces, equipment or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
It is above-mentioned as the unit that illustrates of separation parts can be or may not be it is physically separate, as unit
The parts of display can be or may not be physical location, you can positioned at a place, can also be distributed to multiple nets
On network unit；Partly or entirely unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing module, also may be used
To be each unit individually as a unit, can also two or more units it is integrated in a unit；It is above-mentioned
Integrated unit can both be realized in the form of hard component, and hard component can also be used to add the form of software component functional unit real
It is existing.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hard component is completed, and foregoing program can be stored in a computer read/write memory medium, the journey
Sequence upon execution, execution the step of including above method embodiment；And foregoing storage medium includes：Movable storage device, only
Read memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc
Or CD etc. is various can be with the medium of store program codes.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
- A kind of 1. display device, it is characterised in that including：Display panel, including：Substrate and the first transistor on substrate；Second transistor, for exporting output signal corresponding with temperature, wherein, the temperature characterisitic of the second transistor and institute The temperature characterisitic for stating the first transistor meets preparatory condition；Processing unit, it is connected with the second transistor, for according to the output signal, determining corresponding with Current Temperatures Control signal, wherein, the control signal, for controlling the working condition of the first transistor.
- 2. display device according to claim 1, it is characterised in that also include：Drive element of the grid, including：At least one second transistor, is connected with the processing unit, for according to Control signal exports signal to the first transistor.
- 3. display device according to claim 1, it is characterised in thatThe processing unit, voltage and/or dutycycle specifically for detecting the output signal, determines Current Temperatures, and root According to the Current Temperatures and the temperature characterisitic, control signal corresponding with the Current Temperatures is obtained.
- 4. display device according to claim 3, it is characterised in thatThe processing unit, specifically for according to the Current Temperatures, inquiring about control signal corresponding with the Current Temperatures.
- 5. according to the display device described in any one of claim 2 to 4, it is characterised in thatThe processing unit, on circuit board；The display device, in addition to：Connection unit, one end are connected with the drive element of the grid, and the other end is connected on the circuit board, and the output is believed Number it is transferred to the processing unit.
- 6. according to the display device described in any one of Claims 1-4, it is characterised in thatThe processing unit, specifically for the output signal of current display cycle, determined according to the output signal next aobvious Show the control signal in cycle.
- A kind of 7. display control method, it is characterised in that applied in display device, including：Corresponding with temperature output signal is exported using second transistor, wherein, the temperature characterisitic of the second transistor and the The temperature characterisitic of one transistor meets preparatory condition；Based on the output signal, control signal corresponding with Current Temperatures is produced；Using the control signal, the working condition for controlling the first transistor to export.
- 8. display control method according to claim 7, it is characterised in thatIt is described to be based on the output signal, control signal corresponding with Current Temperatures is produced, including：Detect the voltage and/or dutycycle of the output signal；According to the voltage and/or dutycycle, the Current Temperatures are determined；Obtain control signal corresponding with the Current Temperatures.
- 9. display control method according to claim 8, it is characterised in thatIt is described to obtain corresponding with Current Temperatures control signal, including：Based on the Current Temperatures, the control signal is inquired about.
- 10. according to the method described in any one of claim 7 to 9, it is characterised in thatIt is described to be based on the output signal, control signal corresponding with Current Temperatures is produced, including：The output signal and the temperature special parameter based on the current display cycle, produce the control letter of next display cycle Number.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109377931A (en) * | 2018-12-07 | 2019-02-22 | 合肥鑫晟光电科技有限公司 | Threshold voltage acquisition methods, pixel compensation method and display panel |
| CN114420064A (en) * | 2022-02-17 | 2022-04-29 | 北京京东方光电科技有限公司 | Electronic paper driving circuit, method, electronic paper display panel and electronic paper display |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324715A (en) * | 2007-06-15 | 2008-12-17 | 群康科技(深圳)有限公司 | Liquid crystal display apparatus and drive method thereof |
| CN101639636A (en) * | 2008-07-31 | 2010-02-03 | 三星电子株式会社 | Monitoring apparatus, replaceable unit, image forming apparatus and unit driving method |
| CN103176489A (en) * | 2013-02-06 | 2013-06-26 | 南京千韵电子科技有限公司 | Method and device for controlling chip inner temperature and experiment instrument based on same method |
| CN104008727A (en) * | 2014-06-09 | 2014-08-27 | 西安电子科技大学 | Method and system for detecting heat dissipation uniformity of LED display device |
| CN105047177A (en) * | 2015-08-19 | 2015-11-11 | 京东方科技集团股份有限公司 | Display equipment adjustment device, display equipment adjustment method, and display device |
-
2017
- 2017-09-25 CN CN201710876200.7A patent/CN107578748B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324715A (en) * | 2007-06-15 | 2008-12-17 | 群康科技(深圳)有限公司 | Liquid crystal display apparatus and drive method thereof |
| CN101639636A (en) * | 2008-07-31 | 2010-02-03 | 三星电子株式会社 | Monitoring apparatus, replaceable unit, image forming apparatus and unit driving method |
| CN103176489A (en) * | 2013-02-06 | 2013-06-26 | 南京千韵电子科技有限公司 | Method and device for controlling chip inner temperature and experiment instrument based on same method |
| CN104008727A (en) * | 2014-06-09 | 2014-08-27 | 西安电子科技大学 | Method and system for detecting heat dissipation uniformity of LED display device |
| CN105047177A (en) * | 2015-08-19 | 2015-11-11 | 京东方科技集团股份有限公司 | Display equipment adjustment device, display equipment adjustment method, and display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109377931A (en) * | 2018-12-07 | 2019-02-22 | 合肥鑫晟光电科技有限公司 | Threshold voltage acquisition methods, pixel compensation method and display panel |
| CN109377931B (en) * | 2018-12-07 | 2022-02-08 | 合肥鑫晟光电科技有限公司 | Threshold voltage acquisition method, pixel compensation method and display panel |
| CN114420064A (en) * | 2022-02-17 | 2022-04-29 | 北京京东方光电科技有限公司 | Electronic paper driving circuit, method, electronic paper display panel and electronic paper display |
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