CN107295333A - A kind of display device and its control method - Google Patents
A kind of display device and its control method Download PDFInfo
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- CN107295333A CN107295333A CN201610202183.4A CN201610202183A CN107295333A CN 107295333 A CN107295333 A CN 107295333A CN 201610202183 A CN201610202183 A CN 201610202183A CN 107295333 A CN107295333 A CN 107295333A
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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 device and its control method, is related to electronic technology field, the generation for reducing or avoiding misoperation, and then lifts Consumer's Experience.The display device includes：It is arranged at the through hole and induction controller part of display device non-display area；Induction controller part includes：The detection chip for being arranged at the conductive layer of through-hole wall and being connected with conductive layer；Detection chip meets preparatory condition for detecting the capacitance for the electric capacity that conductive layer is formed, and determining whether capacitance has, the output control signal when capacitance meets preparatory condition.Embodiments of the invention are used for the manufacture of display device.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of display device and its control method.
Background technology
With the continuous development of scientific technology, intelligent control technology be widely used to television set,
On the household electrical appliance such as computer, air-conditioning, refrigerator, washing machine.Wherein, sensing control technology because
For user without directly with need control relay contacts, it is easy to use, safe the advantages of
It is a kind of current the most widely used intelligent control technology.
At present, the induction controller applied in sensing control technology is generally by detecting and obtaining
User's operation in front of induction controller, so as to produce control.With applied to the infrared of television set
Exemplified by induction controller, infrared induction controller is usually located at the display surface of television set, Ke Yitong
Cross control of the user's operation realization of induction television machine display surface to television set.However, such sense
Controller is answered to be easy to produce misoperation, for example：When user is in the front of infrared induction controller
When placed the objects such as cup, infrared induction controller may be mistaken for user and be operated,
And then produce corresponding control action.Again for example：Use the TV of plane capacitance induction controller
Machine, when other electronic devices such as mobile phone are passed through from the capacitive sensing face of plane capacitance induction controller
It is out-of-date, the change of electric capacity may be detected together, be also likely to that induction controller malfunction can be caused
The generation of work.So, the design for having the induction controller in technology easily causes misoperation, shadow
Ring the raising of Consumer's Experience.
The content of the invention
Embodiments of the invention provide a kind of display device and its control method, for reducing or keeping away
Exempt from the generation of misoperation, and then lift Consumer's Experience.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
First aspect there is provided a kind of display device, including：It is arranged at the display device non-aobvious
Show the through hole and induction controller part in region；
The induction controller part includes：Be arranged at the through-hole wall conductive layer and with institute
State the detection chip of conductive layer connection；The detection chip is used to detect the conductive layer formation
The capacitance of electric capacity, and determine whether the capacitance has and meet preparatory condition, when the capacitance is met
Output control signal during preparatory condition.
Second aspect is there is provided a kind of control method of display device, for driving first aspect institute
The display device stated；Methods described includes：
The capacitance of the electric capacity of the detection detection detection conductive layer formation；
Judge whether the capacitance meets preparatory condition；
Output control signal when it is determined that tool determines that the capacitance meets preparatory condition.
Display device provided in an embodiment of the present invention includes：It is arranged at display device non-display area
Through hole and induction controller part, induction controller part includes：It is arranged at the conduction of through-hole wall
Layer and the detection chip being connected with conductive layer, detection chip are used for the electricity for detecting conductive layer formation
The capacitance of appearance, and determine whether capacitance has and meet preparatory condition, when capacitance meets preparatory condition
Output control signal, because the conductive layer of the induction controller in the embodiment of the present invention is arranged at
Through-hole wall, so only can just cause conductive layer to form electricity when user is operated in through hole
The capacitance change of appearance, and then the output of Trig control signal, so provided in an embodiment of the present invention
Induction controller can reduce or avoid the generation of misoperation, and then lift Consumer's Experience.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to reality
The accompanying drawing used required for applying in example or description of the prior art is briefly described, it should be apparent that, below
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of display device provided in an embodiment of the present invention；
Fig. 2 is the schematic knot of the single level plates electric capacity of conductive layer provided in an embodiment of the present invention formation
Composition；
Fig. 3 is the schematic knot of the twin-stage plate electric capacity of conductive layer provided in an embodiment of the present invention formation
Composition；
Fig. 4 is the oscillogram of the capacitance variations of conductive layer provided in an embodiment of the present invention formation；
Fig. 5 is the schematic diagram of another display device 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 device provided in an embodiment of the present invention；
Figure 10 is the step flow chart of the control method of display device provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the invention, and
The embodiment being not all of.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under the premise of creative work, belong to the scope of protection of the invention.
It should be noted that the printed words such as " first ", " second " in the application are only to be
To function and act on essentially identical identical entry or similar item makes a distinction, " first ", " the
The printed words such as two " are not to be defined to quantity and execution order.
" three kinds of selections of A and/or B " expressions in the embodiment of the present invention：A, or, B,
Or, A and B.Namely "and/or" be can represent " and " relation, can also represent
The relation of "or".
Embodiments of the invention provide a kind of display device, specifically, shown in reference picture 1, showing
Show that equipment 10 includes：It is arranged at the through hole 11 and induction controller of display device non-display area
Part 12.
Induction controller part 12 includes：Be arranged at the inwall of through hole 11 conductive layer 121 and with
The detection chip 122 that conductive layer 121 is connected；Detection chip 122 is used to detect the shape of conductive layer 121
Into electric capacity capacitance, and determine whether capacitance has and meet preparatory condition, when capacitance meets default
Output control signal during condition.
Wherein, through hole be arranged at display device non-display area can avoid through hole influence display
The normal display of equipment.Exemplary, through hole 11 can specifically be arranged at the frame of display device
Deng non-display area, the not particular location of limited hole on the display device in the embodiment of the present invention,
Through hole can be arranged on any non-aobvious of display device by those skilled in the art according to the actual requirements
Show region.It is preferred that, the shape of through holes is circle, and the pore size of through hole is 3cm (centimetre).
Certainly, those skilled in the art are also possible to through hole being set to other shapes, example on this basis
Such as：Hexagon, positive direction etc., it is also possible to which the pore size of through hole is set to other sizes,
But this belongs to the reasonable work-around solution of the embodiment of the present invention, therefore it all should belong to the present invention's
Within protection domain.
The operation principle to above-mentioned induction controller part is described in detail below.
Shown in reference picture 2, when user's carry out corresponding operating useless, i.e. user be not by finger etc.
When object is put into through hole 11, the formation unipolar plate electric capacity of conductive layer 121.And when user is carried out accordingly
Operation, i.e., when the objects such as finger being stretched into through hole 11, shown in reference picture 3, the shape of conductive layer 121
Into the first pole of electric capacity, the second pole of the object such as finger formation electric capacity, conductive layer 121 and finger
Deng object formation bipolar plates electric capacity.The capacitance calculation formula of parallel plate capacitor is：C=ε S/d；
Wherein C is the capacitance of parallel plate capacitor；ε dielectric constants；S is the facing area of pole plate；D is
The distance between pole plate.From the capacitance calculation formula of parallel plate capacitor, when between two-plate
During full of same medium, the facing area S of pole plate is bigger, smaller apart from d between pole plate, then
The capacitance C of electric capacity is bigger.When the objects such as finger do not stretch into through hole 11, conductive layer 121
Unipolar plate electric capacity is formed, the equivalent capacitance of the electric capacity of the now formation of conductive layer 121 is CP, and work as and use
When the objects such as finger are stretched into through hole 11 by family, the object formation bipolar plates such as conductive layer 121 and finger
Reducing apart from d between electric capacity, the facing area S increases of capacitor plate, pole plate, the capacitance of electric capacity
Increase, therefore, equivalent capacity C nowF>CP.The objects such as finger are stretched into by user
During through hole 11, the capacitance increase of the electric capacity of the formation of conductive layer 121.
Further, shown in reference picture 4, Fig. 4 is that the capacitance of the formation electric capacity of conductive layer 121 becomes
The ideal waveform figure of change, was that the objects such as finger are not stretched into through hole by user in wherein O to 1 seconds
The capacitance oscillogram of the formation of conductive layer 121 electric capacity when 11 1 to 4 seconds is user by things such as fingers
The capacitance oscillogram of the formation of conductive layer 121 electric capacity when body stretches into through hole 11, is user after 4 seconds
The objects such as finger are taken out into the capacitance oscillogram that conductive layer 121 after through hole 11 forms electric capacity, by scheming
The oscillogram of capacitance shown in 4 can be from which further followed that, be passed when the objects such as finger are stretched into electric capacity by user
During the through hole 11 of sensor, the capacitance increase of the electric capacity of the formation of conductive layer 121.
Exemplary, detection chip 122 judges the capacitance change of the electric capacity of the formation of conductive layer 121
It can be realized by electric capacity, the oscillating circuit of resistance formation, i.e. RC oscillating circuits and comparator.
Specifically, the change of sensor capacitance value can cause RC oscillators to shake the change of frequency, pass through
The changing value of comparator comparison frequency is so that it is determined that the variable quantity of capacitance.In addition, detection chip
122 can also judge the charge condition of conductive layer 121 appearance of conductive layer formation electric capacity by detecting
Value changes.Exemplary；Conductive layer can be charged by a level terminal, detection chip
Electric current between 122 inspection level terminals and conductive layer, after charging reaches stable state, if there is electric charge
Conductive layer is flowed to from level terminal, then illustrates the capacitance increase of conductive layer formation electric capacity, and if having electricity
Lotus flows to level terminal from conductive layer, then illustrates that the capacitance of conductive layer formation electric capacity reduces.
It should be noted that, those skilled in the art can set control signal according to the actual requirements
The control action specifically indicated.For example：Volume plus-minus, standby, display channel switch of starting shooting
Deng.The control action indicated by control signal is not limited in the embodiment of the present invention.
Display device provided in an embodiment of the present invention includes：It is arranged at display device non-display area
Through hole and induction controller part, induction controller part includes：It is arranged at the conduction of through-hole wall
Layer and the detection chip being connected with conductive layer, detection chip are used for the electricity for detecting conductive layer formation
The capacitance of appearance, and determine whether capacitance has and meet preparatory condition, when capacitance meets preparatory condition
Output control signal, because the conductive layer of the induction controller in the embodiment of the present invention is arranged at
Through-hole wall, so only can just cause conductive layer to form electricity when user is operated in through hole
The capacitance change of appearance, and then the output of Trig control signal, so provided in an embodiment of the present invention
Induction controller can reduce or avoid the generation of misoperation, and then lift Consumer's Experience.
Further, the detection chip 122 in above-described embodiment specifically can be in the following way
Judge whether the capacitance of the electric capacity of the formation of conductive layer 121 meets preparatory condition：
Judge whether the capacitance of the formation electric capacity of conductive layer 121 is more than or equal to first threshold；When leading
The capacitance of the formation electric capacity of electric layer 121 starts timing when being more than or equal to first threshold, and when conduction
The capacitance that layer 121 forms electric capacity stops timing when being less than first threshold；Whether judge timing result
More than or equal to Second Threshold；If timing result is more than or equal to Second Threshold, it is determined that conductive
The capacitance that layer 121 forms electric capacity meets preparatory condition.
Wherein, the condition that first threshold should be met is：When the objects such as finger are put into through hole by user
When 11, the capacitance of the formation electric capacity of conductive layer 121 is more than or equal to first threshold, and when user does not have
Have when the objects such as finger are put into the through hole of sensor, the capacitance of capacitance sensing device is less than the
One threshold value.The specific size of first threshold, people in the art are not limited in the embodiment of the present invention
Member can be according to the threshold of accommodating setting first when no user operates of the formation electric capacity of conductive layer
The size of value, as long as disclosure satisfy that above-mentioned condition.Second Threshold can be according to actual use
Environment is set, and Second Threshold is bigger, then the anti-interference of display device is stronger, but accordingly
Delay is more long.Exemplary, the second preset value can be set to 0.5 second.
Detection chip 122 judges whether the capacitance of the electric capacity of the formation of conductive layer 121 meets default bar
The principle of part is：Judge that whether capacitor conductive layer forms the capacitance of electric capacity more than or equal to the first threshold
Value；If the capacitance variable quantity of capacitance sensor is more than or equal to first threshold, illustrate that user will
Finger or other objects have been put into through hole 11, and detection chip 122 starts timing, if capacitance sensing
The capacitance variable quantity of device is less than first threshold, then illustrates that user is not operated.When start meter
Shi Hou, detection chip 122 keep judge conductive layer 121 formed electric capacity capacitance whether be more than or
Equal to first threshold, when the capacitance variable quantity of the capacitance sensor of detection chip 122 is less than the first threshold
During value, stop timing；Stop at the time of being counted detection chip 122 to detection chip 122
It is timing result at the time of timing.After timing result is obtained, detection chip 122 is further
Judge whether timing result is more than Second Threshold, if timing result is more than or equal to Second Threshold,
Then determine it is that user has carried out the corresponding capacitance increase for operating and bringing, determine that conductive layer forms electricity
The capacitance of appearance meets preparatory condition and output control signal, if timing result is less than Second Threshold,
Then explanation is probably that the capacitances brought of electromagnetic interference of user misoperation or other electronic products increases
Greatly, control detection chip 122 determines that the capacitance of the formation electric capacity of conductive layer 121 is unsatisfactory for default bar
Part.
First determine whether whether the capacitance of conductive layer formation electric capacity is more than or equal to the in above-described embodiment
One threshold value, if more than or equal to first threshold, determining whether that capacitance is more than first threshold
Duration whether be more than Second Threshold, i.e. preparatory condition：Capacitance is more than or equal to the first threshold
It is worth and the duration is more than Second Threshold, because calm value changes and time two in above-described embodiment
Aspect judges whether capacitance meets preparatory condition, thus above-described embodiment can further reduce or
The generation of misoperation is avoided, and then further lifts Consumer's Experience.
It is preferred that, detection chip 122 is additionally operable to corresponding to timing result according to timing result generation
Control signal and export should control signal corresponding with timing result.
Exemplary, the mapping table of timing result and control signal can be set up, and should
Mapping table is stored in detection chip 122, and it is default that detection chip 122 determines that capacitance is met
Corresponding control signal is obtained by searching mapping table after condition and acquisition timing result, most
Output should control signal corresponding with timing result afterwards.Exemplary, timing result is believed with control
Number mapping table can be with as shown in table 1 below：
| Timing result | Control signal |
| [0.5,3) | First control signal |
| [3,6) | Second control signal |
| [6,9) | 3rd control signal |
| …… | …… |
Table 1
That is, when timing result is more than or equal to 0.5 second and is less than 3s, detection chip 122 is defeated
Go out the first control signal, when timing result is more than or equal to 3 seconds and is less than 6s, detection chip
122 the second control signals of output are when timing result is more than or equal to 6 seconds and is less than 9s, detection
Chip 122 exports the 3rd control signal, and when timing result is other times region, inspection
Survey chip 122 and export corresponding control signal.
Detection chip 122 in above-described embodiment can be according to timing result generation and timing result
Corresponding control signal, and control signal corresponding with timing result is somebody's turn to do in output, it is possible to it is logical
Cross induction controller and more control signals are provided, and then realize the control of more diversification, enter
The lifting Consumer's Experience of one step.
Optionally, shown in reference picture 5, display device 10 also includes：The He of Master control chip 13
Power switch 14；
Detection chip 122 is additionally operable to it is determined that capacitance meets preparatory condition and timing result is first
When in interval, to the standby conversion signal of the output start of Master control chip 13；
Master control chip 13 is used to receive the standby conversion signal of start and obtains working as display device
The current state of preceding state, wherein display device is open state or holding state；When receiving
When standby conversion signal of starting shooting and the current state of display device are open state, to power switch
14 send standby command；When the current state for receiving start shooting standby conversion signal and display device
During for holding state, start-up command is sent to power switch 14；
Power switch 14 be used for make under the control of standby command display device enter holding state or
Display device is set to enter open state under the control of start-up command.
It should be noted that each detection chip 122 in the present embodiment can be the processing individually set up
Device, can also be integrated in some processor and realize, in addition it is also possible to be deposited in the form of program code
It is stored in memory, is called by processor and performed the function of above unit.Here processor can
To be a central processing unit (English full name：Central Processing Unit, English abbreviation：
), or specific integrated circuit (English full name CPU：Appl ication Specific Integrated
Circuit, English abbreviation：ASIC), or it is arranged to implement one or many of the embodiment of the present invention
Individual integrated circuit.
In physical circuit design, to ensure the commonly provided power supply circuit of normal work of detection chip 122
And the peripheral circuit of signal transduction.Specifically, shown in reference picture 6, the DVCC ends of detection chip 122
Direct-connected 3.3v DC voltage, and pass through electric capacity (by two electric capacity C1, C2 in parallel in diagram)
Series connection ground connection GND, to ensure stable electric current；The electric capacity of the formation of conductive layer 121 is used as sensor sensor
Connect pin P1.1/TA0.0.The transmission of control signal is led between detection chip 122 and Master control chip 13
The circuit crossed between the P1.7 pins of detection chip 122 and the PIN (pin) 2 of Master control chip 13 is real
Standby signal passes through detection chip 122 between existing, detection chip 122 and Master control chip 13
Circuit realiration between the PIN 3 of P1.0/TAOCLK pins and Master control chip 13.In addition detection chip
122 also include the pin of other functions, and the function that the present invention is not related to these pins is repeated no more here.Its
Concrete operating principle is：The electric capacity of the formation of conductive layer 121 produces capacitance change when user is operated,
Detection chip receives the capacitance after change by pin P1.1/TA0.0, and by further algorithm process,
Judge whether capacitance meets preparatory condition, when meeting preparatory condition, believed by P1.7 pins output control
Number.
Further, usual master chip only completes the reception of control signal by a signal wire,
So needing to distribute voltage by resistance network, make the magnitude of voltage of different control signals different,
So as to distinguish different control signals.So additionally provided in the embodiment of the present invention a kind of connection with
Control signal output electricity between the P1.7 pins of detection chip 122 and the PIN2 of Master control chip 13
Road, detection chip 122 exports start to Master control chip 13 by control signal output circuit and treated
Machine conversion signal.
Specifically, shown in reference picture 7, control signal output circuit includes：First resistor R1,
Two resistance R2,3rd resistor R3, the 4th resistance R4 and triode T1；
First resistor R1 first end connecting detection chip 122, first resistor R1 the second end connects
Connect triode T1 base stage；
Triode T1 colelctor electrode connection second resistance R2 first end, triode T1 transmitting
Pole connects the first level terminal V1, triode T1 base stage connection 3rd resistor R3 first end；
Second resistance R3 the second end connection Master control chip 13；
3rd resistor R3 the second end connects the first level terminal V1；
4th resistance R4 first end connection second electrical level end V2, the 4th resistance R4 the second end
Connect Master control chip 13.
Below using triode T1 as NPN type triode, the first level terminal V1 ground connection, the second electricity
Work exemplified by flush end V2 offer 3.3V voltages to control signal output circuit in above-described embodiment
Principle is illustrated.
When the capacitance of the formation electric capacity of conductive layer 121 meets preparatory condition, detection chip 122 is defeated
Go out high level, triode T1 conductings, the input voltage that Master control chip is received is
3.3V*R2/(R4+R2)；When the capacitance of the formation electric capacity of conductive layer 121 is unsatisfactory for preparatory condition,
Detection chip 122 exports low level, triode T1 cut-offs, the input electricity that Master control chip is received
Press as 3.3V；Whether Master control chip judges induction controller according to the difference for receiving output voltage
Output control signal.
It should also be noted that, resistance R1, R2, R3 and R4 in above-described embodiment are in electricity
Partial pressure current limliting can also be played a part of in road, so as to avoid the excessive electricity caused of voltage, electric current
Path loss is bad.Those skilled in the art can also be with multiple resistant series, parallel connection or by selecting
Resistance larger wire replaces the resistance in the embodiment of the present invention, but belongs to the embodiment of the present invention
Reasonable work-around solution, therefore fall within protection scope of the present invention.
Further, the current state of display device should be also sent to inspection by Master control chip 13
Chip 122 is surveyed, so as to controller control induction controller lamp effect, the power consumption of detection chip 122
Deng.But the voltage for the standby signal that usual Master control chip 13 is exported is higher than in the display device
High voltage in the rated voltage of detection chip 122, and Master control chip 13 is also likely to lead to
High level is inputted detection chip by the connecting line crossed between detection chip 122 and Master control chip 13
122, damage detection chip 122.Therefore the embodiment of the present invention additionally provides a kind of connection and detection
Standby signal between the P1.0/TAOCLK pins of chip 122 and the PIN 3 of Master control chip 13 is defeated
Go out circuit, Master control chip 13 is additionally operable to by standby signal output circuit to detection chip 122
Export standby signal.
Specifically, shown in reference picture 8, standby signal output circuit includes：5th resistance R5 and
Diode D1；
5th resistance R5 first end connects the 3rd level terminal V3, the 5th resistance R5 the second end
Connect diode D1 anode；
Diode D1 anode connecting detection chip 122, diode D2 negative electrode connection main control
Chip 13.
Standby letter in below so that the 3rd level terminal V3 provides 3.3V voltages as an example to above-described embodiment
The operation principle of number output circuit is illustrated.
When Master control chip 13 does not export standby signal, diode D1 forward conductions, the 3rd
After level terminal V3 voltage is by resistance R5, the moon of diode is flowed to by diode D1 anode
Pole, detection chip 122 receives low level；When Master control chip exports standby signal, two poles
Tube anode voltage is less than cathode voltage, and diode cut-off, the 3rd level terminal V3 voltage passes through electricity
Detection chip is inputted after resistance R5.
Optionally, the display device 10 of reference picture 9 also includes：Signal receiving/transmission device 15 and remote control
Device 16；
Detection chip 122 is additionally operable to it is determined that the capacitance meets preparatory condition and timing result exists
When in second interval, finding remote controller signal is exported to signal receiving/transmission device 15；
Signal receiving/transmission device 15 is used to receive finding remote controller signal and according to finding remote controller signal
Cue is sent to remote control 16；
Remote control 16 is used to send prompt tone and/or prompting light according to cue.
Wherein, remote control hair 16 go out prompt tone and/or warning light just refer to remote control 16 can be with
Prompting is sent by following three kinds of modes：
1st, remote control sends prompt tone.Exemplary, it can be sent out by the buzzer in remote control
Go out prompt tone.
2nd, remote control sends prompting light.It is exemplary, can be by the hair that is set on remote control
The light-emitting devices such as optical diode send prompting light.
3rd, remote control sends prompt tone and prompting light.
Display device in above-described embodiment can control remote control to send prompting, so in user
, can be by making remote control send prompting when finding the remote control of display device, and then help to use
Family is remotely controlled the searching of device, so the embodiment of the present invention can further lift the experience of user.
Further, when conductive layer 121 only forms an electric capacity, in triggering sensing control dress
A capacitance can be only collected when putting, detection chip 122 also only passes through the capacitance of Single Capacitance
Judge whether output control signal, so there are still higher false triggering possibility, accuracy
It is not high.Therefore, the conductive layer 121 in embodiments of the invention can form at least two electric capacity；
Detection chip 122 is used for the capacitance for detecting at least two electric capacity respectively, and according at least two electricity
The capacitance of appearance determines whether the capacitance of the formation electric capacity of conductive layer 121 meets preparatory condition.
Specifically, the conductive layer 121 in above-described embodiment can be divided into multiple independent lists
Plates capacitance, and capacitance is produced according to user's operation respectively by multiple independent unipolar plate electric capacity
Change, so that the capacitance that detection chip 122 integrates multiple unipolar plate electric capacity judges conductive layer 121
Whether the capacitance for forming electric capacity meets preparatory condition.Due to the induction installation bag in above-described embodiment
At least two electric capacity are included, so at least two appearances can be obtained for user's operation detection chip
Value, therefore, it is possible to provide at least two capacitances that can be for reference, one is only formed compared to conductive layer
The scheme of individual electric capacity can improve the accuracy of induction installation.In addition, the embodiment of the present invention may be used also
To filter out some interference around sensor or near a certain electric capacity, so as to strengthen sensing control
The anti-interference of device processed.
It is preferred that, in order to improve the capacitance variable quantity for each electric capacity that trigger process conductive layer is formed
Uniformity, further improve the accuracy of induction controller, at least two electric capacity are on logical
The central axis in hole is distributed in formed symmetrical.
Further, since when sensing user's operation by Single Capacitance, its inductive effects is very strong,
False triggering can be also carried out for extraneous faint interference signal, and induction controller is in difference
Use environment under requirement to sensitivity it is also different, it is advantageous to capacitance sensor it is sensitive
Degree can be adjusted according to practical service environment.Capacitance sensor in above-described embodiment includes
At least two electric capacity, so in actual use one of those can be closed according to use environment
Or multiple electric capacity, so as to realize the regulation to capacitance sensing device sensitivity.
Yet another embodiment of the invention provides a kind of control method of display device, the display device
Control method is used for the display device for controlling any of the above-described embodiment to provide.Specifically, reference picture
Shown in 10, this method comprises the following steps：
S101, the electric capacity of detection conductive layer formation capacitance.
S102, judge whether capacitance meets preparatory condition.
S103, output control signal when it is determined that capacitance meets preparatory condition.
Display device control method provided in an embodiment of the present invention detects the electricity of conductive layer formation first
The capacitance of appearance, then judges whether capacitance meets preparatory condition, and it is determined that capacitance meets default
Output control signal during condition, because display device control method controls the sensing of display device
The conductive layer of control device is arranged at through-hole wall, so only being operated in user in through hole
Shi Caihui causes the capacitance change of conductive layer formation electric capacity, and then the output of Trig control signal,
So induction controller provided in an embodiment of the present invention can reduce or avoid the production of misoperation
It is raw, and then lift Consumer's Experience.
Optionally, judge whether capacitance meets preparatory condition in above-mentioned steps S102, specifically include
Following steps：
Judge whether capacitance is more than or equal to first threshold；
Start timing when capacitance is more than or equal to first threshold, and when capacitance is less than first threshold
When stop timing；
Judge whether timing result is more than or equal to Second Threshold；
If timing result is more than or equal to Second Threshold, it is determined that capacitance meets preparatory condition.
Optionally, the control method for the display device that above-described embodiment is provided also includes:
It is determined that the capacitance meets preparatory condition and when timing result is in first interval, output
Start shooting standby conversion signal；
The current state of display device is obtained, the wherein current state of display device is open state
Or holding state；
When the current state for receiving start shooting standby conversion signal and display device is open state
When, send standby command to power switch；
When the current state for receiving start shooting standby conversion signal and display device is holding state
When, send start-up command to power switch；
Display device is set to enter holding state or the control in start-up command under the control of standby command
Display device is set to enter open state under system.
Optionally, the control method for the display device that above-described embodiment is provided also includes：
It is determined that the capacitance meets preparatory condition and when timing result is in second interval, output
Finding remote controller signal；
Cue is sent to the remote control of display device according to finding remote controller signal；
Remote control sends prompt tone and/or prompting light according to cue.
It is preferred that, judge whether capacitance meets preparatory condition in above-mentioned steps S102, including：
The capacitance of at least two electric capacity of conductive layer formation is detected respectively；
Whether the capacitance for judging conductive layer formation electric capacity according to the capacitance of at least two electric capacity meets pre-
If condition.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is simultaneously
Be not limited to this, any one skilled in the art the invention discloses technology model
In enclosing, the change or replacement that can be readily occurred in should be all included within the scope of the present invention.
Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (12)
1. a kind of display device, it is characterised in that including：It is arranged at the display device non-aobvious
Show the through hole and induction controller part in region；
The induction controller part includes：Be arranged at the through-hole wall conductive layer and with institute
State the detection chip of conductive layer connection；The detection chip is used to detect the conductive layer formation
The capacitance of electric capacity, and determine whether the capacitance has and meet preparatory condition, when the capacitance is met
Output control signal during preparatory condition.
2. display device according to claim 1, it is characterised in that
The detection chip is specifically for judging whether the capacitance is more than or equal to first threshold；
Start timing when the capacitance is more than or equal to first threshold, and when the capacitance is less than first
Stop timing during threshold value；Judge whether timing result is more than or equal to Second Threshold；If the meter
When result be more than or equal to Second Threshold, it is determined that the capacitance meets preparatory condition.
3. display device according to claim 2, it is characterised in that the display device
Also include：Master control chip and power switch；
The detection chip is additionally operable to it is determined that the capacitance meets preparatory condition and the timing knot
When fruit is in first interval, to the standby conversion signal of Master control chip output start；
The Master control chip is used to receive the standby conversion signal of start and obtains described aobvious
Show the current state of equipment, wherein the current state of the display device is open state or standby
State；When the current state for receiving the standby conversion signal of the start and the display device is
During open state, standby command is sent to the power switch；When receiving, the start is standby
When conversion signal and the current state of the display device are holding state, to the power switch
Send start-up command；
The power switch is used to enter under the control of the standby command display device
Holding state makes the display device enter open state under the control of the start-up command.
4. display device according to claim 3, it is characterised in that the display device
Also include：The control signal output electricity being connected with the detection chip and the Master control chip
Road, the detection chip is exported by the control signal output circuit to the Master control chip
The standby conversion signal of start；
The control signal output circuit includes：First resistor, second resistance, 3rd resistor,
4th resistance and triode；
The first end of the first resistor connects the detection chip, the second of the first resistor
The base stage of the end connection triode；
The colelctor electrode of the triode connects the first end of second resistance, the transmitting of the triode
Pole connects the first level terminal, and the base stage of the triode connects the first end of the 3rd resistor；
Second end of the second resistance connects the Master control chip；
Second end of the 3rd resistor connects the first level terminal；
The first end connection second electrical level end of 4th resistance, the second end of the 4th resistance
Connect the Master control chip.
5. display device according to claim 3, it is characterised in that the display device
Also include：The standby signal output electricity being connected with the detection chip and the Master control chip
Road, the Master control chip is additionally operable to by the standby signal output circuit to the main control
Chip exports standby signal；
The standby signal output circuit includes：5th resistance and diode；
The first end of 5th resistance connects the 3rd level terminal, the second end of the 5th resistance
Connect the anode of diode；
The anode of the diode connects the detection chip, the negative electrode connection institute of the diode
State Master control chip.
6. display device according to claim 2, it is characterised in that the display device
Also include：Signal receiving/transmission device and remote control；
The detection chip is additionally operable to it is determined that the capacitance meets preparatory condition and the timing knot
When fruit is in second interval, finding remote controller signal is exported to the signal receiving/transmission device；
The signal receiving/transmission device is used to receive the finding remote controller signal and found according to described
Remote controller signal sends cue to the remote control；
The remote control is used to send prompt tone and/or prompting light according to the cue.
7. the display device according to claim any one of 1-6, it is characterised in that described
Conductive layer at least two electric capacity of formation；
The detection chip is used for the capacitance for detecting at least two electric capacity respectively, and according to institute
The capacitance for stating at least two electric capacity determines whether the capacitance of the conductive layer formation electric capacity meets default
Condition.
8. a kind of control method of display device, it is characterised in that for controlling claim 1-7
Display device described in any one, methods described includes：
Detect the capacitance of the electric capacity of the conductive layer formation；
Judge whether the capacitance meets preparatory condition；
Output control signal when it is determined that the capacitance meets preparatory condition.
9. method according to claim 8, it is characterised in that the judgement capacitance
Whether preparatory condition is met, including：
Judge whether the capacitance is more than or equal to first threshold；
Start timing when the capacitance is more than or equal to first threshold, and when the capacitance is less than
Stop timing during first threshold；
Judge whether timing result is more than or equal to Second Threshold；
If the timing result is more than or equal to Second Threshold, it is determined that the capacitance meets default
Condition.
10. method according to claim 9, it is characterised in that methods described also includes:
It is determined that the capacitance meets preparatory condition and when the timing result is in first interval,
The standby conversion signal of output start；
The current state of the display device is obtained, wherein the current state of the display device is
Open state or holding state；
When the current state for receiving the standby conversion signal of the start and the display device is to open
During machine state, standby command is sent to the power switch；
When the current state for receiving the standby conversion signal of the start and the display device is to treat
During machine state, start-up command is sent to the power switch；
The display device is set to enter holding state or described under the control of the standby command
The display device is set to enter open state under the control of start-up command.
11. method according to claim 9, it is characterised in that methods described also includes：
It is determined that the capacitance meets preparatory condition and when the timing result is in second interval,
Export finding remote controller signal；
Prompting letter is sent to the remote control of the display device according to the finding remote controller signal
Number；
The remote control sends prompt tone and/or prompting light according to the cue.
12. the method according to claim any one of 8-11, it is characterised in that described to sentence
Whether the capacitance of breaking meets preparatory condition, including：
The capacitance of at least two electric capacity of the conductive layer formation is detected respectively；
Judge that the capacitance that the conductive layer forms electric capacity is according to the capacitance of at least two electric capacity
It is no to meet preparatory condition.
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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 CN107295333B (en) | 2019-08-02 |
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| CN107295333B (en) | 2019-08-02 |
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Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: HISENSE ELECTRIC Co.,Ltd. |