CN106293220A - A kind of touch screen, actively pen, actively style of writing Ore-controlling Role and drive method thereof - Google Patents
A kind of touch screen, actively pen, actively style of writing Ore-controlling Role and drive method thereof Download PDFInfo
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- CN106293220A CN106293220A CN201610631561.0A CN201610631561A CN106293220A CN 106293220 A CN106293220 A CN 106293220A CN 201610631561 A CN201610631561 A CN 201610631561A CN 106293220 A CN106293220 A CN 106293220A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- User Interface Of Digital Computer (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a kind of touch screen, actively pen, actively style of writing Ore-controlling Role and drive method thereof, touch screen includes touch control electrode, the auxiliary electrode between touch control electrode and driving chip；The touch-control that driving chip received according to touch control electrode in the active style of writing control stage drives the capacitance variation of signal detection touch control electrode to judge position of touch, and is decoded determining pressure size to the coding signal of auxiliary electrode reception simultaneously.Actively pen includes an actively body, for detecting pressure size and generating the pressure transducer of coding signal, for being sent the coding signal transmitting unit of coding signal by the pen hoop of body, the coordinate of signal is driven to drive transmitting element and drive transmitting element and coding signal transmitting unit to send the Phase-Locked Synchronous unit of signal for controlling coordinate simultaneously for sending touch-control by the nib of body.Owing to coding signal and touch-control drive signal to be to send and receive simultaneously, the time in actively style of writing control stage therefore can be reduced.
Description
Technical field
The present invention relates to Display Technique field, espespecially a kind of touch screen, actively pen, actively style of writing Ore-controlling Role and associated drives
Method.
Background technology
Along with the development of touch technology, increasing mobile terminal uses touch control manner to carry out man-machine interaction.Touch aobvious
Display screen is in addition to can using finger operating of contacts, it is also possible to use felt pen to carry out operating of contacts.
Felt pen includes being started writing and active pen.Wherein, the finger functioning as people started writing, when contact of being started writing
When touching display screen, touching display screen has sub-fraction electric current to flow at touch point to be started writing, and this is equivalent at touch point electric
The change of electrode capacitance, the control chip touching display screen can determine that the position of touch point by the change of detecting electrode electric capacity
Put.It is bigger that the nib started writing is commonly designed.Actively pen then can launch pumping signal, to change the electricity at touch point
, thus changing the electrode capacitance at touch point, the control chip touching display screen is permissible by the change of detecting electrode electric capacity
Determine the position of touch point.What actively the nib of pen can design is less.
In prior art, touch screen is provided with the capacitance electrode of some mutually insulateds, in the active style of writing control stage, actively
Pen had both needed to send touch-control to touch screen and has driven signal to determine position of touch, needed again to send coding signal with really to touch screen
Constant-pressure size.But a kind of signal can only be received due to capacitance electrode, the most in the prior art, in active style of writing control simultaneously
In the stage, actively touch-control is driven signal and coding signal to be transmitted by the way of timesharing by pen, thus causes actively style of writing control
The time in stage is longer, and then causes the display time of touch screen to shorten, this and the highest display resolution trend
Run in the opposite direction.
Summary of the invention
Embodiments provide a kind of touch screen, actively pen, actively style of writing Ore-controlling Role and drive method thereof, in order to
Solve the problem that in prior art, the time in existence actively style of writing control stage is longer.
A kind of active pen for touch screen that the embodiment of the present invention provides, including an actively body, also includes: be arranged on
Pressure transducer on body, encodes signal transmitting unit, Phase-Locked Synchronous unit and coordinate and drives transmitting element；Wherein,
Described pressure transducer is used for detection size of pressure when the Stylus contact touch screen of described body, and according to pressure
The size of power generates coding signal；
Described coordinate drives transmitting element to be used under the control of described Phase-Locked Synchronous unit, by the nib of described body
Send touch-control to described touch screen with the first predeterminated frequency and drive signal；
Described coding signal transmitting unit is under the control of described Phase-Locked Synchronous unit, by the pen hoop of described body
Send, with the second predeterminated frequency, the coding signal that described pressure transducer generates to described touch screen；Wherein said first presets frequency
Rate differs with described second predeterminated frequency；
Described Phase-Locked Synchronous unit is used for controlling described coordinate and drives transmitting element and described coding signal transmitting unit to exist
Actively the style of writing control stage sends signal to described touch screen simultaneously；
The nib of described body and pen hoop are conductive material, and the nib of described body is mutual with the pen hoop of described body
Insulation.
It is preferred that the embodiment of the present invention provide above-mentioned active pen in, described Phase-Locked Synchronous unit specifically for:
The Synchronization Control letter that described touch screen sends is received by the nib of described body and/or the pen hoop of described body
Number, and control described coordinate driving transmitting element and described coding signal transmitting unit actively according to described synchronous control signal
The style of writing control stage sends signal to described touch screen simultaneously.
Correspondingly, the embodiment of the present invention additionally provides the driving method of a kind of above-mentioned active pen, including:
Described Phase-Locked Synchronous unit receives the synchronous control signal that described touch screen sends；
Described Phase-Locked Synchronous unit controls described coordinate according to described synchronous control signal and drives transmitting element at active pen
The touch-control stage sends touch-control to described touch screen and drives signal, and controls described coding signal transmitting unit at described active style of writing
The control stage sends coding signal to described touch screen.
Correspondingly, the embodiment of the present invention additionally provides a kind of touch screen, including the upper substrate being oppositely arranged and infrabasal plate, with
And the touch control electrode of the multiple mutually insulateds between described upper substrate and described infrabasal plate, corresponding with each described touch control electrode
The first wire connected；Also include:
In adjacent rows or/and adjacent two arrange between described touch control electrode and with described touch control electrode mutually insulated
Auxiliary electrode, the second wire of connection corresponding with each described auxiliary electrode, and with each described first wire and each described second
The driving chip that wire is connected；Wherein,
Described driving chip is in the active style of writing control stage, and what the active pen received according to described touch control electrode sent touches
Described in control driving signal detection, the capacitance variation of touch control electrode is to judge position of touch, and the institute receiving described auxiliary electrode
State the coding signal that actively pen sends to be decoded determining pressure size；Wherein said active pen provides for the embodiment of the present invention
Any of the above-described kind of actively pen.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, described auxiliary electrode is for surrounding described touch-control electricity
The annular electrode of pole；Or
Described auxiliary electrode is strip shaped electric poles.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, each described second wire corresponding one or
Multiple described auxiliary electrodes.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, described driving chip is additionally operable in described active
Touch control electrode described in the forward direction in style of writing control stage and/or described auxiliary electrode send synchronous control signal.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, described driving chip is additionally operable at finger touch
Stage applies touch control detection signal to each described touch control electrode, and detects the capacitance variation of each described touch control electrode to judge to touch
Control position.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, described touch control electrode is same with described auxiliary electrode
Layer is arranged.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, each described touch control electrode and each described auxiliary electricity
Pole multiplexing common electrode layer；
Described driving chip is additionally operable to apply public in the display stage to each described touch control electrode and each described auxiliary electrode
Electrode signal.
Correspondingly, the embodiment of the present invention additionally provides the driving method of above-mentioned touch screen, and described touch screen uses timesharing to drive
Dynamic method, wherein:
In the display stage, described driving chip applies public electrode letter to each described touch control electrode and each described auxiliary electrode
Number；
In the finger touch stage, described driving chip applies touch control detection signal to each described touch control electrode, and detects each
The capacitance variation of described touch control electrode is to judge position of touch；
In the active style of writing control stage, the touch-control that the active pen that described driving chip receives according to each described touch control electrode sends
The capacitance variation of the driving each described touch control electrode of signal detection is to judge position of touch, and the master receiving described auxiliary electrode
The coding signal sent of starting writing is decoded determining pressure size.
It is preferred that in the above-mentioned driving method that the embodiment of the present invention provides, also included before the active style of writing control stage
Synchronous control phase, and described synchronous control phase is the most overlapping with described finger touch stage and described display stage；
At described synchronous control phase, described driving chip sends same to described touch control electrode and/or described auxiliary electrode
Step control signal, exports touch-control with the active pen controlling to contact with described touch screen in the described active style of writing control stage simultaneously drives
Signal and coding signal.
Correspondingly, the embodiment of the present invention additionally provides a kind of actively style of writing Ore-controlling Role, provides including the embodiment of the present invention
Above-mentioned any of the above-described kind of touch screen and any of the above-described kind of active pen.
The present invention has the beneficial effect that:
The above-mentioned touch screen of embodiment of the present invention offer, actively pen, actively style of writing Ore-controlling Role and drive method thereof, actively
Pen includes an actively body, the pressure transducer being arranged on body, encodes signal transmitting unit, Phase-Locked Synchronous unit and coordinate
Drive transmitting element；Wherein, pressure transducer is used for detection size of pressure when body contacts touch screen, and according to pressure
Size generates coding signal；Coordinate drives transmitting element to drive signal for sending touch-control by the nib of body to touch screen；
Coding signal transmitting unit is for sending, to touch screen, the coding signal that pressure transducer generates by the pen hoop of body；Phase-locked same
Step unit is used for controlling coordinate and drives transmitting element and coding signal transmitting unit in the active style of writing control stage simultaneously to touch screen
Send signal.Touch screen mainly includes the touch control electrode of multiple mutually insulated, is positioned at adjacent rows or/and adjacent two row touch-controls are electric
Between pole and with the auxiliary electrode of touch control electrode mutually insulated and driving chip；Driving chip was used in the active style of writing control stage,
The touch-control received according to touch control electrode drive the capacitance variation of signal detection touch control electrode to judge position of touch, and to auxiliary
The coding signal that electrode receives is decoded determining pressure size.Owing in the active style of writing control stage, encoding signal and touch-control
Drive signal send simultaneously and receive, therefore can shorten the duration in actively style of writing control stage.
Accompanying drawing explanation
The structural representation of the active pen that Fig. 1 provides for the embodiment of the present invention；
The flow chart of the driving method of the active pen that Fig. 2 provides for the embodiment of the present invention；
Fig. 3 a and Fig. 3 b is respectively the plan structure schematic diagram of the touch screen that the embodiment of the present invention provides；
The flow chart of the driving method of the touch screen that Fig. 4 provides for the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing the present invention made into
One step ground describes in detail, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.
Based on the embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under not making creative work premise
Other embodiments, broadly falls into the scope of protection of the invention.
In accompanying drawing, the shapes and sizes of each parts do not reflect actual proportions, and purpose is schematically illustrate present invention.
A kind of active pen for above-mentioned touch screen that the embodiment of the present invention provides, as it is shown in figure 1, include an actively body
10, also include: the pressure transducer 20 being arranged on body 10, encode signal transmitting unit 30, Phase-Locked Synchronous unit 40 and seat
Mark drives transmitting element 50；Wherein,
Pressure transducer 20 is used for detection size of pressure when the nib 101 of body 10 contacts touch screen, and according to pressure
The size of power generates coding signal；
Coordinate drive transmitting element 50 under the control of Phase-Locked Synchronous unit 40, by the nib 101 of body 10 to
Touch screen sends touch-control with the first predeterminated frequency and drives signal；
Coding signal transmitting unit 30 under the control of Phase-Locked Synchronous unit 40, by the pen hoop 102 of body 10 to
Touch screen sends, with the second predeterminated frequency, the coding signal that pressure transducer 20 generates；Wherein the first predeterminated frequency and second is preset
Frequency differs；
Phase-Locked Synchronous unit 40 is used for controlling coordinate and drives transmitting element 50 and coding signal transmitting unit 30 at active pen
The touch-control stage sends signal to touch screen simultaneously；
The nib 101 of body 10 and pen hoop 102 are conductive material, and the pen hoop of the nib 101 of body 10 and body 10
102 mutually insulateds.
The above-mentioned active pen that the embodiment of the present invention provides, owing to nib and pen hoop are conductive material, and nib and pen hoop
Mutually insulated, controls coordinate hence with Phase-Locked Synchronous unit and drives transmitting element to pass through nib to touching in the active style of writing control stage
Touch screen and send touch-control driving signal with the first predeterminated frequency, control coding signal transmitting unit and pass through pen in the active style of writing control stage
Bind round and send coding signal to touch screen, therefore can shorten the duration in actively style of writing control stage.
It is preferred that the embodiment of the present invention provide above-mentioned active pen in, Phase-Locked Synchronous unit specifically for:
The synchronous control signal that touch screen sends is received by the nib of body and/or the pen hoop of body, and according to synchronization
Control signal controls coordinate and drives transmitting element and coding signal transmitting unit to send out to touch screen in the active style of writing control stage simultaneously
The number of delivering letters.
Based on same inventive concept, the embodiment of the present invention additionally provides the driving method of above-mentioned active pen, as in figure 2 it is shown,
Including:
S201, Phase-Locked Synchronous unit receive the synchronous control signal that touch screen sends；
S202, Phase-Locked Synchronous unit control coordinate according to synchronous control signal and drive transmitting element in the active style of writing control stage
Send touch-control to touch screen and drive signal, and control to encode signal transmitting unit in the active style of writing control stage to touch screen transmission volume
Code signal.
The driving method of the above-mentioned active pen that the embodiment of the present invention provides, sends out owing to Phase-Locked Synchronous unit controls coordinate driving
Send unit and coding signal transmitting unit to send signal to touch screen in the active style of writing control stage simultaneously, therefore can shorten actively
The duration in style of writing control stage.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of touch screen, as shown in Figure 3 a and Figure 3 b shows, including
The upper substrate being oppositely arranged and infrabasal plate (not shown), and the multiple mutually insulateds between upper substrate and infrabasal plate
Touch control electrode 1, the first wire 2 of connection corresponding with each touch control electrode 1；Also include:
In adjacent rows or/and between adjacent two row touch control electrode 1 and with the auxiliary of touch control electrode 1 mutually insulated electricity
Pole 3, the second wire 4 of connection corresponding with each auxiliary electrode 3, and the driving being connected with each first wire 2 and each second wire 4
Chip (not shown)；Wherein,
Driving chip is in the active style of writing control stage, and the touch-control that the active pen received according to touch control electrode sends drives letter
Number detection touch control electrode capacitance variation to judge position of touch, and to auxiliary electrode receive active pen send coding believe
Number it is decoded determining pressure size；
Any of the above-described kind of active pen that wherein actively pen provides for the embodiment of the present invention.
The above-mentioned touch screen that the embodiment of the present invention provides, owing to not being provided only with touch control electrode between upper substrate and infrabasal plate
With the first wire, compared with existing touch screen, also add in adjacent rows or/and between adjacent two row touch control electrode,
And with the auxiliary electrode of touch control electrode mutually insulated and the second wire of being connected with auxiliary electrode, so can utilize touch control electrode
Receive the touch-control that actively pen sends and drive signal, utilize auxiliary electrode to receive the coding signal that actively pen sends, thus drive core
Sheet can according to touch control electrode receive touch-control drive signal detection touch control electrode capacitance variation to judge position of touch, and
The coding signal receiving auxiliary electrode is decoded determining pressure size.Therefore the above-mentioned touch that the embodiment of the present invention provides
Screen, can receive touch-control by touch control electrode and auxiliary electrode in the active style of writing control stage the most simultaneously and drive signal and coding letter
Number, such that it is able to shorten the duration in actively style of writing control stage.
In the specific implementation, in the above-mentioned touch screen that the embodiment of the present invention provides, as shown in Figure 3 a, auxiliary electrode 3 can
Think the annular electrode surrounding touch control electrode 1.Such as when when being shaped as rectangle of touch control electrode 1, being shaped as back of auxiliary electrode 3
Font.
Or, in the specific implementation, in the above-mentioned touch screen that the embodiment of the present invention provides, as shown in Figure 3 b, auxiliary electricity
Pole 3 is strip shaped electric poles, in this no limit.
Further, in the specific implementation, the reception of coding signal needs not distinguish between coordinate, the most all auxiliary
Electrode can only corresponding second wire, it is contemplated that loading problem, therefore can be multiple auxiliary electrode correspondence one
Bar the second wire.Therefore, in the above-mentioned touch screen that the embodiment of the present invention provides, each the second wire correspondence is one or more
Auxiliary electrode.
It is preferred that in the above-mentioned touch screen that the embodiment of the present invention provides, driving chip is additionally operable on active style of writing control rank
The forward direction touch control electrode of section and/or auxiliary electrode send synchronous control signal.So control the phase-locked of active pen by touch screen
Lock unit.In the specific implementation, touch screen typically needs not only to realize actively style of writing control, but also needs to realize finger
Touch controllable function, it is thus preferable to, in the above-mentioned touch screen that the embodiment of the present invention provides, driving chip is additionally operable to touch at finger
The control stage applies touch control detection signal to each touch control electrode, and detects the capacitance variation of each touch control electrode to judge touch-control position
Put, i.e. realized the function of finger touch by self-capacitance principle.
In the specific implementation, in the above-mentioned touch screen that the embodiment of the present invention provides, touch control electrode and the same layer of auxiliary electrode
Arrange, the most only need to change composition pattern, it is not necessary to individually increase the patterning processes forming auxiliary electrode, thus simplify making
Technique, reduces production cost.
Further, in the above-mentioned touch screen that the embodiment of the present invention provides, each touch control electrode and each auxiliary electrode multiplexing
Common electrode layer；
Driving chip is additionally operable to apply common electrode signal in the display stage to each touch control electrode and each auxiliary electrode.
Based on same inventive concept, the embodiment of the present invention additionally provides the above-mentioned touch screen that a kind of embodiment of the present invention provides
Driving method, this touch screen use timesharing drive method, as shown in Figure 4, wherein:
S401, in the display stage, driving chip applies common electrode signal to each touch control electrode and each auxiliary electrode；
S402, in the finger touch stage, driving chip applies touch control detection signal to each touch control electrode, and detects each touch-control
The capacitance variation of electrode is to judge position of touch；
S403, in the active style of writing control stage, the touch-control that the active pen that driving chip receives according to each touch control electrode sends drives
The capacitance variation of the dynamic each touch control electrode of signal detection is to judge position of touch, and the active pen transmission that receives auxiliary electrode
Coding signal is decoded determining pressure size.
The above-mentioned driving method that the embodiment of the present invention provides, owing in the active style of writing control stage, driving chip root can evidence
The touch-control that each touch control electrode receives drive the capacitance variation of each touch control electrode of signal detection to judge position of touch, and to auxiliary
The coding signal that electrode receives is decoded determining pressure size, receives touch-control driving signal and reception in existing driving method
Coding signal is that timesharing is compared, such that it is able to shorten the duration in actively style of writing control stage.
It should be noted that in the above-mentioned driving method that the embodiment of the present invention provides, step S401, step S402 and step
The execution sequencing of rapid S403 can be arbitrary, in this no limit.
Further, in the above-mentioned driving method that the embodiment of the present invention provides, also wrapped before the active style of writing control stage
Include synchronous control phase, and synchronous control phase is the most overlapping with finger touch stage and display stage；
At synchronous control phase, driving chip sends synchronous control signal to touch control electrode and/or auxiliary electrode.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of actively style of writing Ore-controlling Role, real including the present invention
Execute any of the above-described kind of touch screen that example provides, also include any of the above-described kind of active pen that the embodiment of the present invention provides.Concrete active
The enforcement of style of writing Ore-controlling Role sees implementing and the enforcement of above-mentioned active pen of above-mentioned touch screen.
The above-mentioned active style of writing Ore-controlling Role that the embodiment of the present invention provides, touch screen includes touch control electrode, is positioned at touch control electrode
Between auxiliary electrode and driving chip；The touch-control that driving chip received according to touch control electrode in the active style of writing control stage drives letter
Number detection touch control electrode capacitance variation to judge position of touch, and simultaneously to auxiliary electrode reception coding signal solve
Code determines pressure size.Actively pen includes an actively body, for detecting pressure size and generating the pressure sensing of coding signal
Device, for being sent the coding signal transmitting unit of coding signal by the pen hoop of body, is touched for being sent by the nib of body
Control drives the coordinate of signal drive transmitting element and be used for controlling coordinate driving transmitting element with coding signal transmitting unit simultaneously
Send the Phase-Locked Synchronous unit of signal.Owing to coding signal and touch-control drive signal to be to send and receive simultaneously, therefore can subtract
The time in few actively style of writing control stage.
In the specific implementation, in the above-mentioned active style of writing Ore-controlling Role that the embodiment of the present invention provides, when the contact of active pen touches
During screen, nib is formed with the electrode in touch screen and couples electric capacity, and pen hoop is formed with the electrode in touch screen and couples electric capacity, therefore drives
Dynamic chip can detect the signal on nib or pen hoop by the principle that mutual capacitance detects.Owing to the touch-control on nib drives letter
Number encoding the frequency of signal and differ on pen hoop, therefore for auxiliary electrode, it is second to preset that driving chip only detects frequency
The signal of frequency, for touch control electrode, driving chip only detects the signal that frequency is the first predeterminated frequency, and therefore driving chip can
Signal is driven with detection coding signal and touch-control the most respectively.
In the specific implementation, driving chip drives the electric capacity of signal detection touch control electrode according to the touch-control that touch control electrode receives
Value changes to judge that the principle that is embodied as of position of touch sees the touch screen of existing active style of writing control, is not described in detail here.
Further, in the specific implementation, the touch screen of existing active style of writing control is to use touch control electrode to receive coding
Signal, and the embodiment of the present invention be use auxiliary electrode received encoded signal, therefore in the embodiment of the present invention driving chip to auxiliary
The coding signal helping electrode to receive is decoded determining that the principle that is embodied as of pressure size sees touching of existing active style of writing control
Touch screen, be not described in detail here.
In the specific implementation, in the above-mentioned active style of writing Ore-controlling Role that the embodiment of the present invention provides, touch screen is not typically known
Being that actively pen is at touch-control, or finger is at touch-control, and therefore touch screen typically can determine with polling mode.
Specifically, touch screen operationally has three kinds of mode of operations, respectively detects mode of operation, actively a Working mould
Formula and finger mode of operation.When touch screen is opened, touch screen performs detection mode of operation, until when finger touch having been detected
Time, touch screen is switched to finger mode of operation, or when active touch-control having been detected, touch screen is switched to an actively mode of operation.Main
Start writing after being switched to finger mode of operation, repeat finger mode of operation until touch screen finds do not have finger touch always
Time, touch screen returns and continues executing with detection mode of operation.After touch screen is switched to an active mode of operation, repeat master always
When mode of operation of starting writing is until touch screen finds do not have finger touch, touch screen returns and continues executing with detection mode of operation.Three kinds
The concrete principle of the switching of mode of operation is identical with existing active style of writing Ore-controlling Role, is not described in detail here
In the specific implementation, detection mode of operation generally comprises display stage, actively a detection-phase and finger detection rank
Section；Actively a mode of operation generally comprises display stage, synchronous control phase and active style of writing control stage；Finger mode of operation one
As include display stage and finger touch stage.Wherein, at an actively detection-phase, driving chip is for detecting whether have actively
Pen contact touch screen, at finger detection-phase, driving chip is for detecting whether there is finger to contact touch screen.Specifically, detection
Mode of operation is similar to existing active style of writing Ore-controlling Role with the specific works principle of finger mode of operation, is not described in detail here
The above-mentioned active style of writing Ore-controlling Role that the embodiment of the present invention provides is described in detail below by a specific embodiment.
In the specific implementation, each frame time is divided into multiple time period, starts to each time closed from touch screen
One of which in the corresponding above-mentioned three kinds of mode of operations of section, the mode of operation of concrete each time period is:
The mode of operation of the 1st time period to n-th (n >=1) individual time period is detection mode of operation, and is from the 1st
When the individual time period started until the n-th time period, actively pen (or finger) contact touch screen just detected；Wherein detect work
Operation mode includes display stage, actively a detection-phase and finger detection-phase.
The mode of operation of (n+1)th time period to m (m >=n+1) individual time period is actively pen (or finger) work
Pattern, and be to start from (n+1)th time period until during the m-th time period, the most actively pen (or finger) just being detected
Contact touch screen；Wherein actively a mode of operation generally comprises display stage, synchronous control phase and active style of writing control stage；Hands
Refer to that mode of operation generally comprises display stage and finger touch stage.
The mode of operation of the m+1 time period to kth (k >=m+1) individual time period is detection mode of operation, and be from
The m+1 time period starts until during the kth time period, actively pen (or finger) contact touch screen just having been detected.
Afterwards, the like, until touch screen is closed.
In the specific implementation, the above-mentioned active style of writing Ore-controlling Role that the embodiment of the present invention provides, in an actively mode of operation:
In the display stage, the driving chip of touch screen applies common electrode signal to touch control electrode and auxiliary electrode；On Synchronization Control rank
Section, the driving chip of touch screen sends synchronous control signal, the actively pen pen by body to touch control electrode and/or auxiliary electrode
The pen hoop of point and/or body receives the synchronous control signal that touch screen sends；In the active style of writing control stage, actively pen is synchronizing control
Under the control of signal processed, send touch-control to touch screen with the first predeterminated frequency by the nib of body and drive signal, pass through simultaneously
The pen hoop of body sends, with the second predeterminated frequency, the coding signal that pressure transducer generates to touch screen；The driving chip of touch screen
The touch-control that the active pen received according to each touch control electrode sends drives the capacitance variation of each touch control electrode of signal detection to judge
Position of touch, and be decoded determining pressure size to the coding signal of the active pen transmission of auxiliary electrode reception simultaneously.
The above-mentioned touch screen of embodiment of the present invention offer, actively pen, actively style of writing Ore-controlling Role and drive method thereof,
Actively pen includes an actively body, the pressure transducer being arranged on body, encodes signal transmitting unit, phase-locked same
Step unit and coordinate drive transmitting element；Wherein, pressure transducer is used for detection size of pressure when body contacts touch screen,
And generate coding signal according to the size of pressure；Coordinate drives transmitting element for sending tactile to touch screen by the nib of body
Control drives signal；Coding signal transmitting unit is for sending, to touch screen, the coding that pressure transducer generates by the pen hoop of body
Signal；Phase-Locked Synchronous unit is used for controlling coordinate and drives transmitting element and coding signal transmitting unit same in the active style of writing control stage
Time send signal to touch screen.Touch screen mainly includes the touch control electrode of multiple mutually insulated, is positioned at adjacent rows or/and adjacent
Between two row touch control electrode and with the auxiliary electrode of touch control electrode mutually insulated and driving chip；Driving chip is for actively
In the style of writing control stage, the touch-control received according to touch control electrode drives the capacitance variation of signal detection touch control electrode to judge touch-control position
Put, and the coding signal receiving auxiliary electrode is decoded determining pressure size.Owing in the active style of writing control stage, encoding
Signal and touch-control drive signal send simultaneously and receive, and therefore can shorten the duration in actively style of writing control stage.
Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention
God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof
Within, then the present invention is also intended to comprise these change and modification.
Claims (13)
1. for an active pen for touch screen, including an actively body, it is characterised in that also include: be arranged on body
Pressure transducer, encodes signal transmitting unit, Phase-Locked Synchronous unit and coordinate and drives transmitting element；Wherein,
Described pressure transducer is used for detection size of pressure when the Stylus contact touch screen of described body, and according to pressure
Size generates coding signal；
Described coordinate drives transmitting element to be used under the control of described Phase-Locked Synchronous unit, by the nib of described body to institute
State touch screen and send touch-control driving signal with the first predeterminated frequency；
Described coding signal transmitting unit is under the control of described Phase-Locked Synchronous unit, by the pen hoop of described body to institute
State touch screen and send, with the second predeterminated frequency, the coding signal that described pressure transducer generates；Wherein said first predeterminated frequency with
Described second predeterminated frequency differs；
Described Phase-Locked Synchronous unit is used for controlling described coordinate and drives transmitting element and described coding signal transmitting unit actively
The style of writing control stage sends signal to described touch screen simultaneously；
The nib of described body and pen hoop are conductive material, and the nib of described body is the most exhausted with the pen hoop of described body
Edge.
2. actively pen as claimed in claim 1, it is characterised in that described Phase-Locked Synchronous unit specifically for:
The synchronous control signal that described touch screen sends is received by the nib of described body and/or the pen hoop of described body, and
Controlling described coordinate according to described synchronous control signal drives transmitting element and described coding signal transmitting unit at active style of writing
The control stage sends signal to described touch screen simultaneously.
3. the driving method of an active pen as claimed in claim 2, it is characterised in that including:
Described Phase-Locked Synchronous unit receives the synchronous control signal that described touch screen sends；
Described Phase-Locked Synchronous unit controls described coordinate according to described synchronous control signal and drives transmitting element in active style of writing control
Stage sends touch-control to described touch screen and drives signal, and controls described coding signal transmitting unit on described active style of writing control rank
Section sends coding signal to described touch screen.
4. a touch screen, including the upper substrate being oppositely arranged and infrabasal plate, and is positioned at described upper substrate and described infrabasal plate
Between the touch control electrode of multiple mutually insulateds, the first wire of connection corresponding with each described touch control electrode；It is characterized in that, also
Including:
In adjacent rows or/and adjacent two arrange between described touch control electrode and with the auxiliary of described touch control electrode mutually insulated
Electrode, the second wire of connection corresponding with each described auxiliary electrode, and with each described first wire and each described second wire
The driving chip being connected；Wherein,
Described driving chip is in the active style of writing control stage, and the touch-control that the active pen received according to described touch control electrode sends drives
Described in dynamic signal detection, the capacitance variation of touch control electrode is to judge position of touch, and the described master receiving described auxiliary electrode
The coding signal sent of starting writing is decoded determining pressure size；Wherein said active pen is as claimed in claim 1 or 2
Actively pen.
5. touch screen as claimed in claim 4, it is characterised in that described auxiliary electrode is the annular surrounding described touch control electrode
Electrode；Or
Described auxiliary electrode is strip shaped electric poles.
6. touch screen as claimed in claim 4, it is characterised in that each described second wire is corresponding one or more described
Auxiliary electrode.
7. the touch screen as described in any one of claim 4-6, it is characterised in that described driving chip is additionally operable in described active
Touch control electrode described in the forward direction in style of writing control stage and/or described auxiliary electrode send synchronous control signal.
8. touch screen as claimed in claim 7, it is characterised in that described driving chip is additionally operable in the finger touch stage to respectively
Described touch control electrode applies touch control detection signal, and detects the capacitance variation of each described touch control electrode to judge position of touch.
9. touch screen as claimed in claim 8, it is characterised in that described touch control electrode is arranged with layer with described auxiliary electrode.
10. touch screen as claimed in claim 9, it is characterised in that each described touch control electrode and each described auxiliary electrode multiplexing are public
Common electrode layer；
Described driving chip is additionally operable to apply public electrode in the display stage to each described touch control electrode and each described auxiliary electrode
Signal.
The driving method of 11. 1 kinds of touch screens as claimed in claim 10, it is characterised in that described touch screen uses timesharing to drive
Dynamic method, wherein:
In the display stage, described driving chip applies common electrode signal to each described touch control electrode and each described auxiliary electrode；
In the finger touch stage, described driving chip applies touch control detection signal to each described touch control electrode, and detects each described
The capacitance variation of touch control electrode is to judge position of touch；
In the active style of writing control stage, the touch-control that the active pen that described driving chip receives according to each described touch control electrode sends drives
The capacitance variation of each described touch control electrode of signal detection is to judge position of touch, and the active pen receiving described auxiliary electrode
The coding signal sent is decoded determining pressure size.
12. driving methods as claimed in claim 11, it is characterised in that also included synchronizing control before the active style of writing control stage
Stage processed, and described synchronous control phase is the most overlapping with described finger touch stage and described display stage；
At described synchronous control phase, described driving chip sends to described touch control electrode and/or described auxiliary electrode and synchronizes control
Signal processed.
13. 1 kinds of active style of writing Ore-controlling Role, it is characterised in that include actively pen as claimed in claim 1 or 2 and as right is wanted
Seek the touch screen described in any one of 4-10.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108235746A (en) * | 2017-12-27 | 2018-06-29 | 深圳市汇顶科技股份有限公司 | Signal transmitting method and active pen, signal acceptance method and touch screen |
| CN108733233A (en) * | 2017-04-13 | 2018-11-02 | 瑞鼎科技股份有限公司 | Active signal recognition method applied to capacitance type touch-control panel |
| TWI652605B (en) | 2017-05-08 | 2019-03-01 | 義隆電子股份有限公司 | In-cell touch display device and communicating method thereof with an active stylus thereof |
| WO2019134141A1 (en) * | 2018-01-05 | 2019-07-11 | 深圳市汇顶科技股份有限公司 | Pressure measurement method and apparatus for active pen, and active pen |
| CN110688022A (en) * | 2019-09-30 | 2020-01-14 | 京东方科技集团股份有限公司 | Active pen, control method and device thereof, and handwriting display method and device |
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| US11307703B2 (en) | 2019-09-30 | 2022-04-19 | Shenzhen GOODIX Technology Co., Ltd. | Method for transmitting and receiving signal, processor chip, active stylus and touch screen |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714037A (en) * | 2008-10-02 | 2010-05-26 | 株式会社和冠 | Combination touch and transducer input system and method |
| CN102566800A (en) * | 2011-12-29 | 2012-07-11 | 敦泰科技有限公司 | Touch pen, touch detection method and system |
| CN102866792A (en) * | 2012-08-20 | 2013-01-09 | 深圳市汇顶科技有限公司 | Touch pen, touch controller, touch detecting system and method thereof |
| CN102902383A (en) * | 2012-10-29 | 2013-01-30 | 深圳市汇顶科技股份有限公司 | Stylus and signal transmission method thereof as well as touch controller and signal detection method thereof |
| CN103941889A (en) * | 2014-03-17 | 2014-07-23 | 汉王科技股份有限公司 | Capacitance pen, capacitance touch panel and touch device |
| CN104516616A (en) * | 2013-09-27 | 2015-04-15 | 乐金显示有限公司 | Touch sensing system and method for driving the same |
-
2016
- 2016-08-04 CN CN201610631561.0A patent/CN106293220B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714037A (en) * | 2008-10-02 | 2010-05-26 | 株式会社和冠 | Combination touch and transducer input system and method |
| CN102566800A (en) * | 2011-12-29 | 2012-07-11 | 敦泰科技有限公司 | Touch pen, touch detection method and system |
| CN102866792A (en) * | 2012-08-20 | 2013-01-09 | 深圳市汇顶科技有限公司 | Touch pen, touch controller, touch detecting system and method thereof |
| CN102902383A (en) * | 2012-10-29 | 2013-01-30 | 深圳市汇顶科技股份有限公司 | Stylus and signal transmission method thereof as well as touch controller and signal detection method thereof |
| CN104516616A (en) * | 2013-09-27 | 2015-04-15 | 乐金显示有限公司 | Touch sensing system and method for driving the same |
| CN103941889A (en) * | 2014-03-17 | 2014-07-23 | 汉王科技股份有限公司 | Capacitance pen, capacitance touch panel and touch device |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108733233A (en) * | 2017-04-13 | 2018-11-02 | 瑞鼎科技股份有限公司 | Active signal recognition method applied to capacitance type touch-control panel |
| TWI652605B (en) | 2017-05-08 | 2019-03-01 | 義隆電子股份有限公司 | In-cell touch display device and communicating method thereof with an active stylus thereof |
| CN108235746B (en) * | 2017-12-27 | 2020-10-20 | 深圳市汇顶科技股份有限公司 | Signal transmitting method, active pen, signal receiving method and touch screen |
| CN108235746A (en) * | 2017-12-27 | 2018-06-29 | 深圳市汇顶科技股份有限公司 | Signal transmitting method and active pen, signal acceptance method and touch screen |
| WO2019134141A1 (en) * | 2018-01-05 | 2019-07-11 | 深圳市汇顶科技股份有限公司 | Pressure measurement method and apparatus for active pen, and active pen |
| CN110431517A (en) * | 2018-01-05 | 2019-11-08 | 深圳市汇顶科技股份有限公司 | Pressure detection method, device and the active pen of active pen |
| CN110431517B (en) * | 2018-01-05 | 2023-05-30 | 深圳市汇顶科技股份有限公司 | Pressure detection method and device of active pen and active pen |
| US10955940B2 (en) | 2018-01-05 | 2021-03-23 | SHENZHEN GOODiX TECHNOLOGY GO.. LTD. | Method for detecting pressure of active pen, device and active pen |
| CN110959150A (en) * | 2019-09-30 | 2020-04-03 | 深圳市汇顶科技股份有限公司 | Signal transmitting and receiving method, processor chip, active pen and touch screen |
| CN110688022A (en) * | 2019-09-30 | 2020-01-14 | 京东方科技集团股份有限公司 | Active pen, control method and device thereof, and handwriting display method and device |
| CN110959150B (en) * | 2019-09-30 | 2023-11-07 | 深圳市汇顶科技股份有限公司 | Signal transmitting and receiving method, processor chip, active pen and touch screen |
| CN110688022B (en) * | 2019-09-30 | 2023-07-28 | 京东方科技集团股份有限公司 | Active pen, control method and device thereof, and handwriting display method and device |
| WO2021062641A1 (en) * | 2019-09-30 | 2021-04-08 | 深圳市汇顶科技股份有限公司 | Signal transmitting and receiving methods, processor chip, active pen, and touch screen |
| US11307703B2 (en) | 2019-09-30 | 2022-04-19 | Shenzhen GOODIX Technology Co., Ltd. | Method for transmitting and receiving signal, processor chip, active stylus and touch screen |
| US11237674B2 (en) | 2019-11-22 | 2022-02-01 | Shenzhen GOODIX Technology Co., Ltd. | Method, apparatus and system for pressure detection, touch-control chip and electronic device |
| WO2021097847A1 (en) * | 2019-11-22 | 2021-05-27 | 深圳市汇顶科技股份有限公司 | Pressure detection method, apparatus, system, touch chip and electronic device |
| CN111095173A (en) * | 2019-11-22 | 2020-05-01 | 深圳市汇顶科技股份有限公司 | Pressure detection method, device and system, touch chip and electronic equipment |
| CN111095173B (en) * | 2019-11-22 | 2023-11-17 | 深圳市汇顶科技股份有限公司 | Pressure detection method, device and system, touch chip and electronic equipment |
| CN111367432A (en) * | 2020-02-28 | 2020-07-03 | 北京硬壳科技有限公司 | Method and system for supporting active pen, touch adapter plate and system chip |
| CN111367432B (en) * | 2020-02-28 | 2023-09-22 | 北京硬壳科技有限公司 | Method and system for supporting active pen, touch control adapter plate and system chip |
| WO2022052113A1 (en) * | 2020-09-14 | 2022-03-17 | 深圳市汇顶科技股份有限公司 | Wireless communication method, active pen, touch screen, electronic device and communication system |
| US11928279B2 (en) | 2020-09-14 | 2024-03-12 | Shenzhen GOODIX Technology Co., Ltd. | Wireless communication method and active pen |
| CN112558798A (en) * | 2021-02-19 | 2021-03-26 | 深圳市千分一智能技术有限公司 | Communication method and device of active pen, terminal and storage medium |
| CN113419662A (en) * | 2021-06-30 | 2021-09-21 | 北京科加触控技术有限公司 | Method, device, accessory and terminal for assisting touch equipment to present writing track |
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