CN107295333B - A kind of display equipment and its control method - Google Patents
A kind of display equipment and its control method Download PDFInfo
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- CN107295333B CN107295333B CN201610202183.4A CN201610202183A CN107295333B CN 107295333 B CN107295333 B CN 107295333B CN 201610202183 A CN201610202183 A CN 201610202183A CN 107295333 B CN107295333 B CN 107295333B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
- H04N17/045—Self-contained testing apparatus
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Abstract
The present invention provides a kind of display equipment and its control method, is related to electronic technology field, for reducing or avoiding the generation of malfunction, and then promotes user experience.The display equipment includes: the through-hole and induction controller part for being set to display equipment non-display area；Induction controller part includes: the detection chip for being set to the conductive layer of through-hole wall and connecting with conductive layer；Detection chip is used to detect the capacitance of the capacitor of conductive layer formation, and determines whether capacitance has and meet preset condition, the output control signal when capacitance meets preset condition.The embodiment of the present invention is used to show the manufacture of equipment.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of display equipment and its control method.
Background technique
With the continuous development of science and technology, intelligent control technology is widely used to television set, computer, air-conditioning, electric ice
On the household electrical appliance such as case, washing machine.Wherein, induction control technology because user without directly with needs control relay contacts,
The advantages that easy to use, safe is a kind of current the most widely used intelligent control technology.
Currently, induction controller applied in induction control technology generally passes through detection and obtains in front of induction controller
User's operation, to generate control.For being applied to the infrared induction controller of television set, infrared induction controller is usual
Positioned at the display surface of television set, the control to television set can be realized by the user's operation of induction television machine display surface.However,
Such induction controller is easy to generate malfunction, such as: when user placed cup etc. in front of infrared induction controller
When object, infrared induction controller may be mistaken for user and be operated, and then generate corresponding control action.Example again
Such as: using the television set of plane capacitance induction controller, when other electronic devices such as mobile phone are from plane capacitance induction controller
Capacitive sensing face when passing through, the variation of capacitor may be detected together, be also likely to will cause induction controller malfunction
It generates.So there is the design of the induction controller in technology to be easy to cause malfunction, the raising of user experience is influenced.
Summary of the invention
The embodiment of the present invention provides a kind of display equipment and its control method, for reducing or avoiding the production of malfunction
It is raw, and then promote user experience.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
In a first aspect, providing a kind of display equipment, comprising: be set to through-hole and the sense of the display equipment non-display area
Answer control device；
The induction controller part includes: to be set to the conductive layer of the through-hole wall and connect with the conductive layer
Detection chip；The detection chip is used to detect the capacitance for the capacitor that the conductive layer is formed, and determines whether the capacitance has
Meet preset condition, the output control signal when the capacitance meets preset condition.
Second aspect provides a kind of control method for showing equipment, for driving display equipment described in first aspect；Institute
The method of stating includes:
Detection detection detects the capacitance for the capacitor that the conductive layer is formed；
Judge whether the capacitance meets preset condition；
The output control signal when determining that tool determines that the capacitance meets preset condition.
Display equipment provided in an embodiment of the present invention includes: to be set to through-hole and the induction control of display equipment non-display area
Device processed, induction controller part include: the detection chip for being set to the conductive layer of through-hole wall and connecting with conductive layer, detection
Chip is used to detect the capacitance of the capacitor of conductive layer formation, and determines whether capacitance has and meet preset condition, when capacitance meets in advance
If output control signal when condition, because the conductive layer of the induction controller in the embodiment of the present invention is set to through-hole wall,
So only carrying out the capacitance variation that operation Shi Caihui causes conductive layer to form capacitor in through-hole in user, and then trigger control letter
Number output, so induction controller provided in an embodiment of the present invention can reduce or avoid malfunction generation, Jin Erti
Rise user experience.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of display equipment provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram for the single level plates capacitor that conductive layer provided in an embodiment of the present invention is formed；
Fig. 3 is the schematic diagram for the twin-stage plate capacitor that conductive layer provided in an embodiment of the present invention is formed；
Fig. 4 is the waveform diagram for the capacitance variations that conductive layer provided in an embodiment of the present invention is formed；
Fig. 5 is the schematic diagram of another display equipment provided in an embodiment of the present invention；
Fig. 6 is the schematic diagram of detection chip provided in an embodiment of the present invention；
Fig. 7 is the circuit diagram of control signal output circuit provided in an embodiment of the present invention；
Fig. 8 is the circuit diagram of standby signal output circuit provided in an embodiment of the present invention；
Fig. 9 is the schematic diagram of another display equipment provided in an embodiment of the present invention；
Figure 10 is the step flow chart of the control method of display equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is 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.
It should be noted that the printed words such as " first ", " second " in the application be used for the purpose of it is basic to function and effect
Identical identical entry or similar item distinguish, and the printed words such as " first ", " second " are not to quantity and execution order progress
It limits.
" A and/or B " in the embodiment of the present invention indicates three kinds of selections: A, alternatively, B, alternatively, A and B.Namely "and/or"
Can indicate " and " relationship, can also indicate the relationship of "or".
The embodiment of the present invention provides a kind of display equipment, specifically, display equipment 10 includes: setting shown in referring to Fig.1
In the through-hole 11 and induction controller part 12 of display equipment non-display area.
Induction controller part 12 includes: the inspection for being set to the conductive layer 121 of 11 inner wall of through-hole and connecting with conductive layer 121
Survey chip 122；Detection chip 122 is used to detect the capacitance of the capacitor of the formation of conductive layer 121, and it is pre- to determine whether capacitance has satisfaction
If condition, the output control signal when capacitance meets preset condition.
Wherein, the non-display area that through-hole is set to display equipment can influence the normal aobvious of display equipment to avoid through-hole
Show.Illustratively, through-hole 11 specifically can be set unlimited in the non-display areas such as the frame of display equipment, the embodiment of the present invention
Determine the specific location of through-hole on the display device, through-hole can be arranged according to actual needs by those skilled in the art sets in display
Standby any non-display area.Preferably, which is circle, and the pore size of through-hole is 3cm (centimetre).Certainly, exist
Those skilled in the art are also possible to set other shapes for through-hole on the basis of this, such as: hexagon, positive direction etc., it is also possible to
Other sizes are set by the pore size of through-hole, but this belongs to the reasonable work-around solution of the embodiment of the present invention, therefore
It should belong within protection scope of the present invention.
The working principle of above-mentioned induction controller part is described in detail below.
Referring to shown in Fig. 2, when user's carry out corresponding operating useless, i.e. the objects such as finger are not put into through-hole 11 by user
When, conductive layer 121 forms unipolar plate capacitor.And when user carries out corresponding operating, i.e., when the objects such as finger being protruded into through-hole 11, ginseng
According to shown in Fig. 3, conductive layer 121 forms the first pole of capacitor, and the objects such as finger form the second pole of capacitor, conductive layer 121 and hand
The objects such as finger form bipolar plates capacitor.The capacitance calculation formula of parallel plate capacitor are as follows: C=ε S/d；Wherein C is parallel plate capacitor
Capacitance；ε dielectric constant；S is the positive area of pole plate；D is the distance between pole plate.It is calculated by the capacitance of parallel plate capacitor
Formula is it is found that when being full of same medium between two-plate, the positive area S of pole plate is bigger, and the distance d between pole plate is smaller, then
The capacitance C of capacitor is bigger.When the objects such as finger do not protrude into through-hole 11, conductive layer 121 forms unipolar plate capacitor, leads at this time
The equivalent capacitance for the capacitor that electric layer 121 is formed is CP, and when the objects such as finger are protruded into through-hole 11 by user, conductive layer 121 with
The objects such as finger form bipolar plates capacitor, and the positive area S of capacitor plate increases, and the distance d between pole plate reduces, the capacitance of capacitor
Increase, therefore, equivalent capacity C at this timeF>CP.When the objects such as finger being protruded into through-hole 11 by user, the formation of conductive layer 121
Capacitor capacitance increase.
Further, referring to shown in Fig. 4, Fig. 4 is the ideal waveform figure for the capacitance variation that conductive layer 121 forms capacitor,
In middle O to 1 seconds, the capacitance waveform diagram of the formation of conductive layer 121 capacitor when the objects such as finger not being protruded into through-hole 11 for user, 1 to 4
Second be user when the objects such as finger are protruded into through-hole 11 conductive layer 121 form the capacitance waveform diagram of capacitor, will for user after 4 seconds
The objects such as finger take out the capacitance waveform diagram that conductive layer 121 after through-hole 11 forms capacitor, and the waveform diagram of capacitance can be with as shown in Figure 4
It from which further follows that, when the objects such as finger are protruded into the through-hole 11 of capacitance sensor by user, the appearance for the capacitor that conductive layer 121 is formed
Value increases.
Illustratively, detection chip 122 judges that the capacitance variation for the capacitor that conductive layer 121 is formed can be by capacitor, electricity
The oscillating circuit formed is hindered, i.e. RC oscillating circuit and comparator is realized.Specifically, the change of sensor capacitance value can cause RC
The change of oscillator oscillation frequency, by the changing value of comparator comparison frequency so that it is determined that the variable quantity of capacitance.In addition, inspection
Surveying chip 122 can also judge that conductive layer forms the capacitance variation of capacitor to the charging situation of conductive layer 121 by detecting.Example
Property；It can be charged by a level terminal to conductive layer, detection chip 122 examines the electric current between level terminal and conductive layer,
After charging reaches stable state, if there is charge to flow to conductive layer from level terminal, illustrate that conductive layer forms the capacitance increasing of capacitor
Greatly, and if there is charge to flow to level terminal from conductive layer, illustrate conductive layer formed capacitor capacitance reduce.
It should be noted that those skilled in the art can set the control that control signal specifically indicates according to actual needs
Braking is made.Such as: volume plus-minus, be switched on standby, display channel switching etc..To indicated by control signal in the embodiment of the present invention
Control action is without limitation.
Display equipment provided in an embodiment of the present invention includes: to be set to through-hole and the induction control of display equipment non-display area
Device processed, induction controller part include: the detection chip for being set to the conductive layer of through-hole wall and connecting with conductive layer, detection
Chip is used to detect the capacitance of the capacitor of conductive layer formation, and determines whether capacitance has and meet preset condition, when capacitance meets in advance
If output control signal when condition, because the conductive layer of the induction controller in the embodiment of the present invention is set to through-hole wall,
So only carrying out the capacitance variation that operation Shi Caihui causes conductive layer to form capacitor in through-hole in user, and then trigger control letter
Number output, so induction controller provided in an embodiment of the present invention can reduce or avoid malfunction generation, Jin Erti
Rise user experience.
Further, the detection chip 122 in above-described embodiment can specifically judge 121 shape of conductive layer in the following way
At the capacitance of capacitor whether meet preset condition:
Judge whether the capacitance of the formation capacitor of conductive layer 121 is greater than or equal to first threshold；When conductive layer 121 forms capacitor
Capacitance start timing when being greater than or equal to first threshold, and when the capacitance that conductive layer 121 forms capacitor is less than first threshold
Stop timing；Judge whether timing result is greater than or equal to second threshold；If timing result is greater than or equal to second threshold, really
The capacitance for determining the formation capacitor of conductive layer 121 meets preset condition.
Wherein, the condition that first threshold should meet is: when the objects such as finger are put into through-hole 11 by user, conductive layer 121
The capacitance for forming capacitor is greater than or equal to first threshold, and when the objects such as finger are not put into the through-hole of sensor by user,
The capacitance of capacitance sensing device is less than first threshold.The specific size of first threshold, ability are not limited in the embodiment of the present invention
The size of first threshold can be arranged in field technique personnel according to the accommodating in no user's operation of the formation capacitor of conductive layer,
As long as can satisfy above-mentioned condition.Second threshold can be set according to practical service environment, and second threshold is bigger, then
The anti-interference of display device is stronger, but phase delay is more long.Illustratively, the second preset value can be set to 0.5 second.
Detection chip 122 judges whether the capacitance for the capacitor that conductive layer 121 is formed meets the principle of preset condition are as follows: judgement
Whether the capacitance that capacitor conductive layer forms capacitor is greater than or equal to first threshold；If the capacitance variable quantity of capacitance sensor be greater than or
Equal to first threshold, then illustrate that finger or other objects have been put into through-hole 11 by user, detection chip 122 starts timing, if electric
The capacitance variable quantity for holding sensor is less than first threshold, then illustrates that user does not operate.After starting timing, detection chip
122 keep judging whether the capacitance of the formation capacitor of conductive layer 121 is greater than or equal to first threshold, when 122 capacitor of detection chip passes
When the capacitance variable quantity of sensor is less than first threshold, stop timing；To detection chip at the time of being counted since detection chip 122
122 stop as timing result at the time of timing.After obtaining timing result, detection chip 122 further judges timing result
Whether second threshold is greater than, if timing result is greater than or equal to second threshold, it is determined that be that user has carried out corresponding operation band
The capacitance come increases, and determines that the capacitance of conductive layer formation capacitor meets preset condition and exports control signal, if timing result is small
In second threshold, then explanation may be user misoperation or the electromagnetic interference bring capacitance increase of other electronic products, control
Detection chip 122 processed determines that the capacitance of the formation capacitor of conductive layer 121 is unsatisfactory for preset condition.
First determine whether the capacitance of conductive layer formation capacitor is greater than or equal to first threshold in above-described embodiment, if more than
Or be equal to first threshold, then further judge whether capacitance is greater than second threshold greater than the duration of first threshold, i.e., it is default
Condition are as follows: capacitance is greater than or equal to first threshold and the duration is greater than second threshold, because becoming in above-described embodiment from capacitance
Change and judge whether capacitance meets preset condition in terms of the time two, so above-described embodiment can further decrease or avoid malfunction
The generation of work, and then further promote user experience.
Preferably, detection chip 122 is also used to generate the signal and defeated of controlling corresponding with timing result according to timing result
Corresponding with timing result it should control signal out.
Illustratively, it can establish timing result and control the mapping table of signal, and the mapping table is stored
In detection chip 122, detection chip 122 determines that capacitance meets preset condition and closes after obtaining timing result by searching for corresponding
It is that table obtains corresponding control signal, finally output should control signal corresponding with timing result.Illustratively, timing result with
The mapping table for controlling signal can be as shown in table 1 below:
| Timing result | Control signal |
| [0.5,3) | First control signal |
| [3,6) | Second control signal |
| [6,9) | Third controls signal |
| …… | …… |
Table 1
That is, detection chip 122 exports first control signal when timing result is greater than or equal to 0.5 second and is less than 3s,
When timing result is greater than or equal to 3 seconds and is less than 6s, detection chip 122 exports second control signal and is greater than or waits in timing result
In 6 seconds and when being less than 9s, detection chip 122 exports third and controls signal, and when timing result is other times region, inspection
It surveys chip 122 and exports corresponding control signal.
Detection chip 122 in above-described embodiment can control letter according to timing result generation is corresponding with timing result
Number, and export and corresponding with timing result should control signal, it is possible to more control signals are provided by induction controller,
And then realize the control of more diversification, further promote user experience.
Optionally, referring to Figure 5, equipment 10 is shown further include: Master control chip 13 and power switch 14；
Detection chip 122 is also used to when determining that capacitance meets preset condition and timing result is in first interval, to master
Control the standby conversion signal of the output booting of chip 13；
Master control chip 13 is used to receive the standby conversion signal of booting and obtains the current state of display equipment, wherein showing
The current state for showing equipment is open state or standby mode；When receiving the standby conversion signal of booting and show the current of equipment
When state is open state, standby command is sent to power switch 14；When receiving the standby conversion signal of booting and display equipment
Current state be standby mode when, to power switch 14 send power-on instruction；
Power switch 14 shows that equipment enters standby mode or in power-on instruction for making under the control of standby command
Make to show that equipment enters open state under control.
It, can also be with it should be noted that each detection chip 122 in the present embodiment can be the processor individually set up
It is integrated in some processor and realizes, in addition it is also possible to be stored in memory in the form of program code, by processor tune
With and execute the function of above each unit.Here processor can be a central processing unit (full name in English: Central
Processing Unit, English abbreviation: CPU) or specific integrated circuit (full name in English: Appl ication
Specific Integrated Circuit, English abbreviation: ASIC), or be arranged to implement the one of the embodiment of the present invention
A or multiple integrated circuits.
In physical circuit design, to guarantee that the normal work of detection chip 122 usually provides power supply circuit and signal
The peripheral circuit of conduction.Specifically, referring to shown in Fig. 6, the DC voltage of the direct-connected 3.3v in the end DVCC of detection chip 122, and
By capacitor (passing through two capacitor C1, C2 in parallel in diagram) series connection ground connection GND, to guarantee stable electric current；Conductive layer 121
The capacitor of formation is as sensor sensor connection pin P1.1/TA0.0.It is controlled between detection chip 122 and Master control chip 13
Circuit between the P1.7 pin for passing through detection chip 122 of signal processed and the PIN (pin) 2 of Master control chip 13 is real
The P1.0/TAOCLK for passing through detection chip 122 of standby signal draws between existing, detection chip 122 and Master control chip 13
Circuit between foot and the PIN 3 of Master control chip 13 is realized.Furthermore detection chip 122 further includes the pin of other function, this
Invention is not related to the functions of these pins, and which is not described herein again.Its concrete operating principle are as follows: conductive layer 121 formed capacitor with
When family is operated generate capacitance variation, detection chip by pin P1.1/TA0.0 receive variation after capacitance, and by into
The algorithm process of one step, judges whether capacitance meets preset condition, when meeting preset condition, is exported and is controlled by P1.7 pin
Signal.
Further, usual master chip only completes the reception of control signal by a signal wire, so needing to pass through
Resistance network distributes voltage, keeps the voltage value of different control signals different, to distinguish different control signals.So this hair
A kind of control connected between the P1.7 pin of detection chip 122 and the PIN2 of Master control chip 13 is additionally provided in bright embodiment
Signal output apparatus processed, detection chip 122 export the standby conversion that is switched on to Master control chip 13 by control signal output circuit
Signal.
Specifically, control signal output circuit includes: first resistor R1, second resistance R2, third electricity referring to shown in Fig. 7
Hinder R3, the 4th resistance R4 and triode T1；
The first end connecting detection chip 122 of first resistor R1, the base of the second end connecting triode T1 of first resistor R1
Pole；
The first end of the collector connection second resistance R2 of triode T1, the emitter of triode T1 connect the first level terminal
The first end of the base stage connection 3rd resistor R3 of V1, triode T1；
The second end of second resistance R3 connects Master control chip 13；
The second end of 3rd resistor R3 connects the first level terminal V1；
The first end of 4th resistance R4 connects second electrical level end V2, and the second end of the 4th resistance R4 connects Master control chip
13。
Below using triode T1 as NPN type triode, the first level terminal V1 ground connection, second electrical level end V2 provide 3.3V voltage
For the working principle of control signal output circuit in above-described embodiment is illustrated.
When the capacitance that conductive layer 121 forms capacitor meets preset condition, detection chip 122 exports high level, triode
T1 conducting, the received input voltage of Master control chip are 3.3V*R2/ (R4+R2)；When conductive layer 121 forms the capacitance of capacitor not
When meeting preset condition, detection chip 122 exports low level, triode T1 cut-off, and the received input voltage of Master control chip is
3.3V；Master control chip judges whether induction controller outputs control signal according to the difference for receiving output voltage.
It should also be noted that, resistance R1, R2, R3 and R4 in above-described embodiment can also play partial pressure in circuit
The effect of current limliting, so that circuit caused by avoiding voltage, electric current excessive damages.Those skilled in the art can also be the same as multiple resistance
Series, parallel replaces the resistance in the embodiment of the present invention by selecting the biggish conducting wire of resistance value, but belongs to of the invention real
The reasonable work-around solution of example is applied, therefore is also belonged within protection scope of the present invention.
Further, the current state for showing equipment should be also sent to detection chip 122 by Master control chip 13, so as to
The controller of detection chip 122 controls induction controller lamp effect, power consumption etc..But usual Master control chip in the display device
The voltage of the standby signals of 13 outputs is higher than the voltage rating of detection chip 122, and the high voltage on Master control chip 13 is also very
High level may be inputted into detection chip 122, damage inspection by the connecting line between detection chip 122 and Master control chip 13
Survey chip 122.Therefore the P1.0/TAOCLK pin the embodiment of the invention also provides a kind of connection with detection chip 122 and master
The standby signal output circuit between the PIN 3 of chip 13 is controlled, Master control chip 13 is also used to export electricity by standby signal
Road direction detection chip 122 exports standby signal.
Specifically, standby signal output circuit includes: the 5th resistance R5 and diode D1 referring to shown in Fig. 8；
The first end of 5th resistance R5 connects third level terminal V3, the sun of the second end connection diode D1 of the 5th resistance R5
Pole；
The cathode of the anode connecting detection chip 122 of diode D1, diode D2 connects Master control chip 13.
Below to the work of standby signal output circuit in above-described embodiment by taking third level terminal V3 provides 3.3V voltage as an example
It is illustrated as principle.
When Master control chip 13 does not export standby signal, the voltage of diode D1 forward conduction, third level terminal V3 is logical
After crossing resistance R5, the cathode of diode is flowed to by the anode of diode D1, detection chip 122 receives low level；When master control coremaking
When piece exports standby signal, diode anode voltage is lower than cathode voltage, diode cut-off, and the voltage of third level terminal V3 passes through
Detection chip is inputted after resistance R5.
Optionally, equipment 10 is shown referring to Fig. 9 further include: signal receiving/transmission device 15 and remote controler 16；
Detection chip 122 is also used to when determining that the capacitance meets preset condition and timing result is in second interval,
Finding remote controller signal is exported to signal receiving/transmission device 15；
Signal receiving/transmission device 15 is for receiving finding remote controller signal and being sent out according to finding remote controller signal to remote controler 16
Send standby signal；
Remote controler 16 is used to issue prompt tone and/or prompt light according to standby signal.
Wherein, remote controler hair 16 goes out prompt tone and/or prompt light refers to that finger remote controler 16 can be by following three kinds of sides
Formula issues prompt:
1, remote controler issues prompt tone.Illustratively, prompt tone can be issued by the buzzer in remote controler.
2, remote controler issues prompt light.Illustratively, it can be shone by the light emitting diode etc. being arranged on remote controler
Device issues prompt light.
3, remote controler issues prompt tone and prompt light.
Display equipment in above-described embodiment can control remote controler and issue prompt, so finding display equipment in user
, can be by making remote controler issue prompt when remote controler, and then help user is remotely controlled the searching of device, so the present invention is implemented
Example can further promote the experience of user.
Further, it when conductive layer 121 only forms a capacitor, can only be collected when triggering induction controller
One capacitance, detection chip 122 also only by the capacitance of Single Capacitance judge whether output control signal, so there are still compared with
High false triggering possibility, accuracy be not high.Therefore, the conductive layer 121 in the embodiment of the present invention can form at least two
Capacitor；Detection chip 122 is used to detect the capacitance of at least two capacitors respectively, and is led according to the determination of the capacitance of at least two capacitors
Whether the capacitance that electric layer 121 forms capacitor meets preset condition.
Specifically, the conductive layer 121 in above-described embodiment can be divided into multiple independent unipolar plate capacitors, and pass through
Multiple independent unipolar plate capacitors generate the variation of capacitance according to user's operation respectively, so as to the comprehensive multiple lists of detection chip 122
The capacitance of plates capacitance judges whether the capacitance of the formation capacitor of conductive layer 121 meets preset condition.Due in above-described embodiment
Sensing device includes at least two capacitors, so can obtain at least two capacitances for a user's operation detection chip, therefore
Be capable of providing at least two can capacitance for reference, the scheme that a capacitor is only formed compared to conductive layer can be improved induction dress
The accuracy set.In addition, the embodiment of the present invention can also filter out some interference around sensor or near a certain capacitor,
To enhance the anti-interference of induction controller.
Preferably, in order to improve trigger process conductive layer formation each capacitor capacitance variable quantity uniformity, into one
Step improves the accuracy of induction controller, and at least two capacitors are distributed about the central axis of through-hole in formed symmetrical.
Further, since inductive effects are very strong when incuding user's operation by Single Capacitance, extraneous faint is done
Disturbing signal also will do it false triggering, and induction controller is also different to the requirement of sensitivity under different use environments,
It is advantageous to the sensitivity of capacitance sensor can be adjusted according to practical service environment.Capacitor in above-described embodiment passes
Sensor includes at least two capacitors, so can close one or more of electricity according to use environment in actual use
Hold, to realize the adjusting to capacitance sensing device sensitivity.
Yet another embodiment of the invention provides a kind of control method for showing equipment, and the control method of the display equipment is for controlling
Make the display equipment that any of the above-described embodiment provides.Specifically, this method comprises the following steps referring to Fig.1 shown in 0:
The capacitance for the capacitor that S101, detection conductive layer are formed.
S102, judge whether capacitance meets preset condition.
S103, the output control signal when determining that capacitance meets preset condition.
Display apparatus control method provided in an embodiment of the present invention detects the capacitance of the capacitor of conductive layer formation first, then
Judge whether capacitance meets preset condition, and the output control signal when determining that capacitance meets preset condition, because of display equipment
The conductive layer that control method controls the induction controller of display equipment is set to through-hole wall, so only in user in through-hole
The capacitance variation that operation Shi Caihui causes conductive layer to form capacitor, and then the output of Trig control signal are inside carried out, so this hair
The induction controller that bright embodiment provides can reduce or avoid the generation of malfunction, and then promote user experience.
Optionally, judge whether capacitance meets preset condition in above-mentioned steps S102, specifically comprise the following steps:
Judge whether capacitance is greater than or equal to first threshold；
Start timing when capacitance is greater than or equal to first threshold, and stops timing when capacitance is less than first threshold；
Judge whether timing result is greater than or equal to second threshold；
If timing result is greater than or equal to second threshold, it is determined that capacitance meets preset condition.
Optionally, the control method of display device provided by the above embodiment further include:
When determining that the capacitance meets preset condition and timing result is in first interval, the standby conversion letter of output booting
Number；
The current state of display equipment is obtained, wherein the current state of display equipment is open state or standby mode；
When the current state for receiving be switched on standby conversion signal and display equipment is open state, sent out to power switch
Send standby command；
When the current state for receiving be switched on standby conversion signal and display equipment is standby mode, sent out to power switch
Send power-on instruction；
Make to show that equipment enters standby mode or sets display under the control of power-on instruction under the control of standby command
It is standby to enter open state.
Optionally, the control method of display device provided by the above embodiment further include:
When determining that the capacitance meets preset condition and timing result is in second interval, output finding remote controller letter
Number；
Standby signal is sent to the remote controler of display equipment according to finding remote controller signal；
Remote controler issues prompt tone and/or prompt light according to standby signal.
Preferably, judge whether capacitance meets preset condition in above-mentioned steps S102, comprising:
The capacitance at least two capacitors that detection conductive layer is formed respectively；
Judge whether the capacitance of conductive layer formation capacitor meets preset condition according to the capacitance of at least two capacitors.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (12)
1. a kind of display equipment characterized by comprising be set to through-hole and the induction control of the display equipment non-display area
Device processed；
The induction controller part includes: the detection for being set to the conductive layer of the through-hole wall and connecting with the conductive layer
Chip；The detection chip is used to detect the capacitance for the capacitor that the conductive layer is formed, wherein the detection chip is specifically used for
Judge whether the capacitance is greater than or equal to first threshold；Start timing when the capacitance is greater than or equal to first threshold, and
Stop timing when the capacitance is less than first threshold；Judge timing result, and determine whether the capacitance meets preset condition,
The output control signal when the capacitance meets preset condition.
2. display equipment according to claim 1, which is characterized in that the judgement timing result includes: to judge the meter
When result whether be greater than or equal to second threshold；If the timing result is greater than or equal to second threshold, it is determined that the capacitance
Meet preset condition.
3. display equipment according to claim 2, which is characterized in that the display equipment further include: Master control chip and
Power switch；
The detection chip is also used to when determining that the capacitance meets preset condition and the timing result is in first interval,
To the standby conversion signal of Master control chip output booting；
The Master control chip is used to receive the standby conversion signal of the booting and obtains the current state of the display equipment,
Wherein the current state of the display equipment is open state or standby mode；When receive the standby conversion signal of the booting and
When the current state of the display equipment is open state, Xiang Suoshu power switch sends standby command；When receiving described open
When the current state of the standby conversion signal of machine and the display equipment is standby mode, Xiang Suoshu power switch sends booting and refers to
It enables；
The power switch under the control of the standby command for making the display equipment enter standby mode or described
The display equipment is set to enter open state under the control of power-on instruction.
4. display equipment according to claim 3, which is characterized in that the display equipment further include: with the detection core
Piece and the control signal output circuit of Master control chip connection, the detection chip pass through control signal output electricity
The output of Master control chip described in the road direction standby conversion signal of booting；
The control signal output circuit includes: first resistor, second resistance, 3rd resistor, the 4th resistance and triode；
The first end of the first resistor connects the detection chip, and the second end of the first resistor connects the triode
Base stage；
The first end of the collector connection second resistance of the triode, the emitter of the triode connect the first level terminal,
The base stage of the triode connects the first end of the 3rd resistor；
The second end of the second resistance connects the Master control chip；
The second end of the 3rd resistor connects the first level terminal；
The first end of 4th resistance connects second electrical level end, and the second end of the 4th resistance connects the master control coremaking
Piece.
5. display equipment according to claim 3, which is characterized in that the display equipment further include: with the detection core
Piece and the standby signal output circuit of Master control chip connection, the Master control chip are also used to through the standby letter
Number output circuit exports standby signal to the Master control chip；
The standby signal output circuit includes: the 5th resistance and diode；
The first end of 5th resistance connects third level terminal, the anode of the second end connection diode of the 5th resistance；
The anode of the diode connects the detection chip, and the cathode of the diode connects the Master control chip.
6. display equipment according to claim 2, which is characterized in that the display equipment further include: signal receiving/transmission device
And remote controler；
The detection chip is also used to when determining that the capacitance meets preset condition and the timing result is in second interval,
Finding remote controller signal is exported to the signal receiving/transmission device；
The signal receiving/transmission device is for receiving the finding remote controller signal and according to the finding remote controller signal to described
Remote controler sends standby signal；
The remote controler is used to issue prompt tone and/or prompt light according to the standby signal.
7. display equipment according to claim 1-6, which is characterized in that the conductive layer forms at least two electricity
Hold；
The detection chip is used to detect the capacitance of at least two capacitor respectively, and according to the appearance of at least two capacitor
Value determines whether the capacitance of the conductive layer formation capacitor meets preset condition.
8. a kind of control method for showing equipment, which is characterized in that set for controlling the described in any item displays of claim 1-7
It is standby, which comprises
Detect the capacitance for the capacitor that the conductive layer is formed；Judge whether the capacitance meets preset condition, comprising: described in judgement
Whether capacitance is greater than or equal to first threshold；Start timing when the capacitance is greater than or equal to first threshold, and works as the appearance
Value stops timing when being less than first threshold；Judge timing result, and determines whether the capacitance meets preset condition；
The output control signal when the capacitance meets preset condition.
9. according to the method described in claim 8, it is characterized in that, the judgement timing result includes:
Judge whether the timing result is greater than or equal to second threshold；
If the timing result is greater than or equal to second threshold, it is determined that the capacitance meets preset condition.
10. according to the method described in claim 9, it is characterized in that, the method also includes:
When determining that the capacitance meets preset condition and the timing result is in first interval, the standby conversion letter of output booting
Number；
The current state of the display equipment is obtained, wherein the current state of the display equipment is open state or standby shape
State；
When the current state for receiving the standby conversion signal of the booting and the display equipment is open state, to the electricity
Source switch sends standby command；
When the current state for receiving the standby conversion signal of the booting and the display equipment is standby mode, to the electricity
Source switch sends power-on instruction；
The display equipment is set to enter standby mode or under the control of the power-on instruction under the control of the standby command
The display equipment is set to enter open state.
11. according to the method described in claim 9, it is characterized in that, the method also includes:
When determining that the capacitance meets preset condition and the timing result is in second interval, output finding remote controller letter
Number；
Standby signal is sent to the remote controler of the display equipment according to the finding remote controller signal；
The remote controler issues prompt tone and/or prompt light according to the standby signal.
12. according to the described in any item methods of claim 8-11, which is characterized in that described to judge whether the capacitance meets pre-
If condition, comprising:
The capacitance at least two capacitors that the conductive layer is formed is detected respectively；
Judge whether the capacitance of the conductive layer formation capacitor meets preset condition according to the capacitance of at least two capacitor.
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| CN201610202183.4A CN107295333B (en) | 2016-03-31 | 2016-03-31 | A kind of display equipment and its control method |
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| CN201610202183.4A CN107295333B (en) | 2016-03-31 | 2016-03-31 | A kind of display equipment and its control method |
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| CN107295333B true CN107295333B (en) | 2019-08-02 |
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| CN110264951B (en) * | 2019-07-22 | 2021-01-22 | 京东方科技集团股份有限公司 | Organic electroluminescent display panel, display device and detection method |
| CN112945987B (en) * | 2021-01-28 | 2024-03-19 | 维沃移动通信有限公司 | Light guide assembly and detection method thereof |
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Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee after: Hisense Visual Technology Co., Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |