CN110456928A - Multi-functional handwriting input pen and Multi-functional handwriting input system - Google Patents
Multi-functional handwriting input pen and Multi-functional handwriting input system Download PDFInfo
- Publication number
- CN110456928A CN110456928A CN201910747483.4A CN201910747483A CN110456928A CN 110456928 A CN110456928 A CN 110456928A CN 201910747483 A CN201910747483 A CN 201910747483A CN 110456928 A CN110456928 A CN 110456928A
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- circuit
- handwriting input
- control circuit
- cpu control
- input pen
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- 238000001514 detection method Methods 0.000 claims abstract description 29
- 239000003990 capacitor Substances 0.000 claims abstract description 25
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000011664 signaling Effects 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
Abstract
The present invention provides a kind of Multi-functional handwriting input pen and Multi-functional handwriting system.The Multi-functional handwriting input pen includes Power Management Unit, cpu control circuit, mode switch element, capacitor electromagnetism control switching circuit and detection unit, cpu control circuit data for receiving input are simultaneously handled and for export the working condition for controlling signal and controlling the Multi-functional handwriting input pen, the mode switch element includes electromagnetism branch and capacitive branch, the electromagnetism branch is connect with the cpu control circuit respectively with the capacitive branch, the capacitor electromagnetism control switching circuit is connect with the cpu control circuit and the mode switch element respectively, it is connected for receiving the control signal of the cpu control circuit and corresponding to the control electromagnetism branch or the capacitive branch with the cpu control circuit.Compared with the relevant technologies, the suitability of Multi-functional handwriting input pen provided by the invention and Multi-functional handwriting system is stronger.
Description
Technical field
The present invention relates to computer external input equipment technical field more particularly to a kind of Multi-functional handwriting input pens and more
Function hand-written input system.
Background technique
With scientific and technological progress, digitalized electron information equipment has had the function of track input, and the realization of this function is logical
Frequently with the mode of handwriting input.Handwriting input pen as digitalized electron information equipment is widely used, no
But drawing, point control operation etc. can also be realized by handwriting input text.
Handwriting input pen in the prior art is usually matched with handwriting pad, and the handwriting input pen of the prior art is logical
Often it is divided into time writer and two kinds of capacitance pen.Capacitance pen utilizes conductor material to imitate human body (usually finger) and completes human-computer dialogue
A kind of auxiliary device, currently, various capacitor pen technologies in the prior art, pen tip can be very thin, as the probe of oscillograph
Equally, the processing unit inside capacitance pen is coupled a signal to, realizes the operation to handwriting pad.And time writer is to handwriting pad pressure sensitivity
Measurement mainly realized according to the variation of signal waveform phase is received caused by the variation of inductance value in time writer it is fast at any time
Speed captures the information such as pressure, the track of user when in use.
However, when handwriting input pen is capacitance pen, it is necessary to which match use with capacitor handwriting pad, and cannot be in Electromagnetic hand
The enterprising enforcement of plate is write to use.When handwriting input pen is time writer, it is necessary to which match use with electromagnetic handwritten plate, and cannot be in capacitor
The enterprising enforcement of handwriting pad is used.Cause the suitability of handwriting input pen bad.
Therefore, it is necessary to which it is above-mentioned to solve to provide a kind of new Multi-functional handwriting input pen and Multi-functional handwriting input system
Problem.
Summary of the invention
It is only capable of matching with one of capacitor handwriting pad or electromagnetic handwritten plate for the handwriting input pen of the prior art,
The technical problem for causing the suitability of handwriting input pen bad, the present invention provides one kind can be adapted to capacitor handwriting pad with but also
The Multi-functional handwriting input pen that electromagnetic handwritten plate uses.
A kind of Multi-functional handwriting input pen applied to handwriting pad comprising:
Power Management Unit is worked normally for providing each section in Multi-functional handwriting input pen described in guarantee of power；
Cpu control circuit, data for receiving input are simultaneously handled and are controlled for output control signal described multi-functional
The working condition of handwriting input pen；
Mode switch element is connect with the cpu control circuit, and the mode switch element includes electromagnetism branch and capacitor
Branch, the electromagnetism branch are connect with the cpu control circuit respectively with the capacitive branch, described in the electromagnetism branch correspondence
The electromagnetic mode of Multi-functional handwriting input pen, the capacitive branch correspond to the capacitance mode of the Multi-functional handwriting input pen；
Capacitor electromagnetism control switching circuit, connect with the cpu control circuit and the mode switch element respectively, is used for
Receive the control signal of the cpu control circuit and it is corresponding control the electromagnetism branch or the capacitive branch with it is described
Cpu control circuit conducting, makes the Multi-functional handwriting input pen be converted to electromagnetic mode or capacitance mode；
Detection unit is connect with the cpu control circuit, and the detection unit is for providing key detection data, pressure
Detection data is to the cpu control circuit.
Preferably, the Power Management Unit includes the battery charger for being sequentially connected electrically setting, battery protecting circuit
And voltage regulator circuit, the voltage regulator circuit provide steady voltage source to the cpu control circuit.
Preferably, the detection unit includes the key press detecting circuit connecting respectively with the cpu control circuit and pressure
Detection circuit, the key press detecting circuit are exported for providing key detection data and passing through after the cpu control circuit is handled,
The pressure detection circuit is for providing pressure detection data and by exporting after cpu control circuit processing.
Preferably, the key press detecting circuit includes voltage input end, first resistor, first switch, second resistance, second
Switch and ground terminal, the first resistor and the first switch string are set between the voltage input end and the ground terminal,
The second resistance and the second switch string are set between the voltage input end and the ground terminal, and with first electricity
The sequential circuit that the sequential circuit of resistance and first switch composition is formed with the second resistance and second switch is arranged in parallel, described
Cpu control circuit be connected between the first resistor and the first switch and the second resistance and the second switch it
Between.
Preferably, the pressure detection circuit includes reference power supply and the pressure sensor that connect with the reference power supply,
The reference power supply is connect with the cpu control circuit respectively with the pressure sensor.
Preferably, the Multi-functional handwriting input pen further includes the self-maintained circuit connecting with the mode switch element
And the transmitting unit being connect with the self-maintained circuit.
Preferably, the capacitive branch includes capacitance pen antenna amplifying circuit and connects with the capacitance pen antenna amplifying circuit
The capacitance pen modulation circuit connect, the capacitance pen modulation circuit are connect with the self-maintained circuit, the capacitance pen modulation electricity
The signal that road receives amplification through the capacitance pen antenna amplifying circuit is modulated the self-maintained circuit.
Preferably, the electromagnetism branch includes time writer modulation circuit, the time writer modulation circuit and described from exciting
Swing circuit connection.
A kind of Multi-functional handwriting input system comprising handwriting pad and Multi-functional handwriting as described in any one of the above embodiments input
Pen.
Compared to the prior art, Multi-functional handwriting input pen of the invention is by being integrated with electromagnetism branch in mode switch element
Road and capacitive branch, the electromagnetism branch and the capacitive branch respectively correspond the electromagnetic mode of the Multi-functional handwriting input pen
And capacitance mode, capacitor electromagnetism control switching circuit is output control signals to by cpu control circuit and is realized to described multi-functional
The electromagnetic mode of handwriting input pen and the adjusting of capacitance mode enable the Multi-functional handwriting input pen to be adapted to capacitor hand respectively
It writes plate and electromagnetic handwritten plate uses, to increase the suitability of the Multi-functional handwriting input pen.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural block diagram of Multi-functional handwriting input pen provided by the invention；
Fig. 2 is the structural block diagram of key press detecting circuit shown in Fig. 1；
Fig. 3 is the structural block diagram of pressure detection circuit shown in Fig. 1.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1.The present invention provides a kind of Multi-functional handwriting input pens 100 to be applied to handwriting pad, described more
Function handwriting input pen 100 include Power Management Unit 10, cpu control circuit 20, detection unit 30, mode switch element 40,
Capacitor electromagnetism control switching circuit 50, self-maintained circuit 60 and transmitting unit 70.
The Power Management Unit 10 is normal for providing each section in Multi-functional handwriting input pen 100 described in guarantee of power
Work.The Power Management Unit 10 includes being sequentially connected electrically the battery charger 11 of setting, battery protecting circuit 13 and steady
Volt circuit 15, the voltage regulator circuit 15 provide steady voltage source to the cpu control circuit 20 and guarantee the cpu control circuit 20
Stable operation.Specifically, in the present embodiment, the Multi-functional handwriting input pen 100 is powered by battery.
The cpu control circuit 20 data for receiving input are simultaneously handled and are controlled for output control signal described more
The working condition of function handwriting input pen 100.
The detection unit 30 is connect with the cpu control circuit 20 for providing key detection data, pressure detecting number
According to the extremely cpu control circuit 20.Specifically, the detection unit 30 includes connecting respectively with the cpu control circuit 20
Key press detecting circuit 31 and pressure detection circuit 33, the key press detecting circuit 31 is for providing key detection data and passing through institute
It states after cpu control circuit 20 is handled and exports, the pressure detection circuit 33 is for providing pressure detection data and by the CPU
It is exported after the processing of control circuit 20.
Please refer to Fig. 2.The key press detecting circuit 31 is opened including voltage input end 311, first resistor 312, first
313, second resistance 314, second switch 315 and ground terminal 316 are closed, the first resistor 312 and the string of the first switch 313 are set
Between the voltage input end 311 and the ground terminal 316, the second resistance 314 and the string of the second switch 315 are set to
Between the voltage input end 311 and the ground terminal 316, and the string formed with the first resistor 312 and first switch 313
It connects the sequential circuit that circuit is formed with the second resistance 314 and second switch 315 to be arranged in parallel, the cpu control circuit 20
It is connected between the first resistor 312 and the first switch 313 and the second resistance 314 and the second switch 315
Between.
Please refer to Fig. 3.The pressure detection circuit 33 includes reference power supply 331 and connects with the reference power supply 331
The pressure sensor 333 connect, the reference power supply 331 connect with the cpu control circuit 20 respectively with the pressure sensor 333
It connects.
The mode switch element 40 is connect with the cpu control circuit 20, and the mode switch element 40 includes electromagnetism
Branch 41 and capacitive branch 43, the electromagnetism branch 41 are connect with the cpu control circuit 20 respectively with the capacitive branch 43,
The electromagnetic mode of the corresponding Multi-functional handwriting input pen 100 of the electromagnetism branch 41, the correspondence of capacitive branch 43 are described more
The capacitance mode of function handwriting input pen 100.
The electromagnetism branch 41 includes time writer modulation circuit 411, the time writer modulation circuit 411 with it is described from exciting
Swing the connection of circuit 60.
The capacitive branch 43 include capacitance pen antenna amplifying circuit 431 and with the capacitance pen antenna amplifying circuit 431
The capacitance pen modulation circuit 433 of connection, the capacitance pen modulation circuit 433 are connect with the self-maintained circuit 60.
The capacitor electromagnetism control switching circuit 50 connects with the cpu control circuit and the mode switch element 40 respectively
It connects, the capacitor electromagnetism control switching circuit 50 is used to receive the control signal of the cpu control circuit and for described in control
Circuit branch 41 or the capacitive branch 43 are connected with the cpu control circuit, convert the Multi-functional handwriting input pen 100
For electromagnetic mode or capacitance mode.Specifically, it is electromagnetic mode and electricity that the Multi-functional handwriting input pen 100, which is equipped with a key,
The switching key of molar formula, after receiving key command, the cpu control circuit 20 exports a control signal, works as electricity consumption
The capacitive branch 43 can be closed when magnetic mode, and the electromagnetism branch 41 can be closed when with capacitance mode.In this implementation
In example, the mode conversion button for controlling the Multi-functional handwriting input pen 100 is integrated in power switch button, i.e., the described power supply
Switch key had both been able to achieve the unlatching of power supply or had been able to achieve the switching of mode.
60 high-frequency and high-voltage of self-maintained circuit and modulated, is modulated to the impulse modulation of a low frequency herein.
When the Multi-functional handwriting input pen 100 is electromagnetic mode, the cpu control circuit 20 presses the pen pressure of time writer
Frequency, keying frequency emit a corresponding frequencies pulse signal through the time writer modulation circuit 411 to described from exciting
Circuit 60 is swung to be modulated.
When the Multi-functional handwriting input pen 100 is capacitance mode, docked by the capacitance pen antenna amplifying circuit
The small-signal for receiving capacitor handwriting pad amplifies, and amplified signal is through the capacitance pen modulation circuit 433 to the self-excitation
Oscillating circuit 60 is modulated.
The transmitting unit 70 is connect with the self-maintained circuit 60, and the transmitting unit 70 is used for will be described multi-functional
The signal of handwriting input pen 100 issues.In the present embodiment, the transmitting unit 70 is located at pen tip.
To guarantee to receive the small signal of handwriting pad, the positive-negative power for the Symmetrical that need to boost needs to guarantee amplification enough
Boost to tens volts of positive-negative power.The Multi-functional handwriting input pen 100 further include respectively with the electric power management circuit 10
And the DC-DC booster circuit that the self-maintained circuit 60 connects.
The working principle of the Multi-functional handwriting input pen 100: due to being battery power supply, normally when not used, circuit is in
Off-mode is booted up when pressing power key, in the present embodiment, is defaulted as electromagnetic mode at this time (certainly, at other
In embodiment, capacitance mode can also be defaulted as), the conversion of mode is carried out by pressing the power key again, is converted to capacitor
(or electromagnetism) mode, the conversion of implementation pattern.When for a period of time when not used, 100 automatic shutdown of Multi-functional handwriting input pen,
User can also be shut down manually by pressing the power key for a long time simultaneously.When being in electromagnetic mode, the CPU control
Circuit 20 emits the pulse signal of a corresponding frequencies through the electromagnetism style by voltage-frequency rate, keying frequency of time writer etc.
Circuit 411 processed is modulated the self-maintained circuit 60, this signal is transmitted to electromagnetic handwritten plate by nib and receives, electromagnetism
Handwriting pad determines pen tip position by the row field aerial position that differentiation receives, and parses pressure sensitivity and key value by frequency,
Complete the control of time writer.When being in capacitance mode, the micro- of capacitor handwriting pad is received through the capacitance pen antenna amplifying circuit
Weak signal simultaneously amplifies and through the capacitance pen modulation circuit 433 is modulated (this modulation intelligence packet to the self-maintained circuit 60
Pressure sensitivity is included, the information such as key obtain pressure sensitivity, key etc. parameter by the demodulation of capacitor handwriting pad), this modulated signal is transmitted to nib
That is the simulation touch-control of analog people, it is to be understood that herein if can also will be pressed plus the communication with capacitor handwriting pad
Sense and key are transmitted to capacitor handwriting pad, and capacitor handwriting pad passes through the judgement and pressure sensitivity of touch location, and the reception of key completes
The control of capacitance pen.
Meanwhile the present invention also provides a kind of Multi-functional handwriting input systems comprising handwriting pad and the multifunctional hand
Write input pen 100.
Compared to the prior art, Multi-functional handwriting input pen of the invention is by being integrated with electromagnetism branch in mode switch element
Road and capacitive branch, the electromagnetism branch and the capacitive branch respectively correspond the electromagnetic mode of the Multi-functional handwriting input pen
And capacitance mode, capacitor electromagnetism control switching circuit is output control signals to by cpu control circuit and is realized to described multi-functional
The electromagnetic mode of handwriting input pen and the adjusting of capacitance mode enable the Multi-functional handwriting input pen to be adapted to capacitor hand respectively
It writes plate and electromagnetic handwritten plate uses, to increase the suitability of the Multi-functional handwriting input pen.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of Multi-functional handwriting input pen applied to handwriting pad characterized by comprising
Power Management Unit is worked normally for providing each section in Multi-functional handwriting input pen described in guarantee of power；
Cpu control circuit, data for receiving input simultaneously handle and control the Multi-functional handwriting for exporting control signal
The working condition of input pen；
Mode switch element is connect with the cpu control circuit, and the mode switch element includes electromagnetism branch and capacitor branch
Road, the electromagnetism branch are connect with the cpu control circuit respectively with the capacitive branch, and the electromagnetism branch corresponds to described more
The electromagnetic mode of function handwriting input pen, the capacitive branch correspond to the capacitance mode of the Multi-functional handwriting input pen；
Capacitor electromagnetism control switching circuit, connect, for receiving respectively with the cpu control circuit and the mode switch element
The control signal of the cpu control circuit and the corresponding control electromagnetism branch or the capacitive branch and CPU control
Circuit conducting processed, makes the Multi-functional handwriting input pen be converted to electromagnetic mode or capacitance mode；
Detection unit is connect with the cpu control circuit, and the detection unit is for providing key detection data, pressure detecting
Data are to the cpu control circuit.
2. Multi-functional handwriting input pen according to claim 1, which is characterized in that the Power Management Unit includes successively
It is electrically connected battery charger, battery protecting circuit and the voltage regulator circuit of setting, the voltage regulator circuit provides steady voltage source extremely
The cpu control circuit.
3. Multi-functional handwriting input pen according to claim 1, which is characterized in that the detection unit include respectively with institute
The key press detecting circuit and pressure detection circuit of cpu control circuit connection are stated, the key press detecting circuit is for providing key inspection
Measured data simultaneously exports after being handled by the cpu control circuit, and the pressure detection circuit is for providing pressure detection data simultaneously
It is exported after being handled by the cpu control circuit.
4. Multi-functional handwriting input pen according to claim 3, which is characterized in that the key press detecting circuit includes voltage
Input terminal, first resistor, first switch, second resistance, second switch and ground terminal, the first resistor and the first switch
String is set between the voltage input end and the ground terminal, and the second resistance and the second switch string are set to the voltage
Between input terminal and the ground terminal, and the sequential circuit formed with the first resistor and first switch and the second resistance
It is arranged in parallel with the sequential circuit of second switch composition, the cpu control circuit is connected to the first resistor and described first
Between switch and between the second resistance and the second switch.
5. Multi-functional handwriting input pen according to claim 3, which is characterized in that the pressure detection circuit includes benchmark
Power supply and the pressure sensor being connect with the reference power supply, the reference power supply and the pressure sensor respectively with it is described
Cpu control circuit connection.
6. Multi-functional handwriting input pen according to claim 1, which is characterized in that the Multi-functional handwriting input pen also wraps
The transmitting unit for including the self-maintained circuit connecting with the mode switch element and being connect with the self-maintained circuit.
7. Multi-functional handwriting input pen according to claim 6, which is characterized in that the capacitive branch includes capacitance pen day
Line amplifying circuit and the capacitance pen modulation circuit being connect with the capacitance pen antenna amplifying circuit, the capacitance pen modulation circuit with
The self-maintained circuit connection, the capacitance pen modulation circuit receive the letter of amplification through the capacitance pen antenna amplifying circuit
Number the self-maintained circuit is modulated.
8. Multi-functional handwriting input pen according to claim 6, which is characterized in that the electromagnetism branch includes electromagnetism style
Circuit processed, the time writer modulation circuit are connect with the self-maintained circuit.
9. a kind of Multi-functional handwriting input system, which is characterized in that including handwriting pad and such as any one of claims 1 to 8 institute
The Multi-functional handwriting input pen stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747483.4A CN110456928B (en) | 2019-08-14 | 2019-08-14 | Multifunctional handwriting input pen and multifunctional handwriting input system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747483.4A CN110456928B (en) | 2019-08-14 | 2019-08-14 | Multifunctional handwriting input pen and multifunctional handwriting input system |
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| Publication Number | Publication Date |
|---|---|
| CN110456928A true CN110456928A (en) | 2019-11-15 |
| CN110456928B CN110456928B (en) | 2023-11-14 |
Family
ID=68486337
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910747483.4A Active CN110456928B (en) | 2019-08-14 | 2019-08-14 | Multifunctional handwriting input pen and multifunctional handwriting input system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045537A (en) * | 2019-11-28 | 2020-04-21 | 联想(北京)有限公司 | Touch pen, control method and computer storage medium |
| CN111338517A (en) * | 2018-12-19 | 2020-06-26 | 翰硕电子股份有限公司 | Interaction of input device with user interface |
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| CN201936269U (en) * | 2011-01-26 | 2011-08-17 | 汉王科技股份有限公司 | Touch stylus |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110456928B (en) | 2023-11-14 |
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