CN201562263U - Battery-free wireless pointer assembly and digiboard thereof - Google Patents
Battery-free wireless pointer assembly and digiboard thereof Download PDFInfo
- Publication number
- CN201562263U CN201562263U CN2009202737498U CN200920273749U CN201562263U CN 201562263 U CN201562263 U CN 201562263U CN 2009202737498 U CN2009202737498 U CN 2009202737498U CN 200920273749 U CN200920273749 U CN 200920273749U CN 201562263 U CN201562263 U CN 201562263U
- Authority
- CN
- China
- Prior art keywords
- indicator assembly
- digiboard
- wound
- exempting
- wireless indicator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a battery-free wireless pointer assembly and a digiboard thereof. The digiboard of the battery-free wireless pointer assembly is provided with a battery-free wireless pointer assembly and a digiboard, wherein the wireless pointer assembly comprises a receiving coil and a transmitting coil which are overlapped and wound, a power supply circuit and an inductive circuit. The digiboard comprises a signal processing circuit, a first antenna circuit and a second antenna circuit.
Description
Technical field
The utility model relates to a kind of input media, particularly a kind of digiboard of exempting from battery wireless indicator assembly that uses the electromagentic resonance mode to power.
Background technology
Digiboard on the market all is that collocation wireless indicator assembly uses at present, when the wireless indicator assembly touches digiboard, the wireless indicator assembly can produce an electromagnetic field, allow digiboard can utilize magnetic-coupled mode to calculate out the present coordinate position of wireless indicator assembly, again this coordinate position is sent to computer terminal.
At present the required power supply of wireless indicator assembly work mainly uses two kinds of modes to obtain power supply: a kind of is to utilize the disposable battery power supply, another kind of then be to use the mode of electromagentic resonance to obtain power supply.If adopt the mode of disposable battery power supply, the necessary frequent replacing battery of wireless indicator assembly, extremely also not environmental protection of inconvenience concerning the user.Therefore adopting the electromagentic resonance mode is present the most suitable power supply mode.
But in the correlation technique of the electromagentic resonance of wireless indicator assembly and digiboard power supply at present, digiboard all must be launched bigger magnetic field, receive by the wireless indicator assembly again, after the wireless indicator assembly is accumulated to certain energy, change again and be transmitted to the digiboard reception, this kind mode has digiboard power consumption height, and complex circuit designs, cost height and electromagnetic field radiation are than problems such as height.
Therefore how to reduce digiboard power consumption, simplify design on the circuit, reduce cost price and improve the too high problem of electromagnetic field radiation, be urgently to think the problem that solves for industry at present.
The utility model content
In view of above problem, the purpose of this utility model is to provide a kind of digiboard of exempting from battery wireless indicator assembly, so as to solving the problem of existing in prior technology because of utilizing the electromagentic resonance power supply to produce.
For achieving the above object, the utility model discloses a kind of digiboard of exempting from battery wireless indicator assembly, and comprising: one exempts from a battery wireless indicator assembly and a digiboard, and it is characterized in that this is exempted from battery wireless indicator assembly and comprises at least:
Receiving coil;
One transmitting coil is provided with overlappingly with this receiving coil;
One power supply circuit in order to the frequency signal that utilizes these a plurality of these digiboards of receiving coil wireless receiving to be sent, and forms electromagentic resonance and produces electric energy by this frequency signal; And
One sensor circuit in order to receiving this electric energy that this power supply circuit produces, and produces an induced signal to be transmitted to this digiboard via this transmitting coil; And
Wherein this digiboard comprises at least:
One signal processing circuit in order to producing this frequency signal, and is exempted from this induced signal that battery wireless indicator assembly sent according to this and is calculated this and exempt from the present coordinate position of battery wireless indicator assembly;
At least one first antenna loop is in order to launch this frequency signal; And
At least one second antenna loop is in order to this induced signal of wireless receiving.
The above-mentioned digiboard of exempting from battery wireless indicator assembly, wherein, this receiving coil is wound in the outside of this transmitting coil.
The above-mentioned digiboard of exempting from battery wireless indicator assembly, wherein, this transmitting coil is wound in the outside of this receiving coil.
The above-mentioned digiboard of exempting from battery wireless indicator assembly wherein, also comprises:
One axle center;
Wherein, this receiving coil and this transmitting coil are overlapping is wound on this axle center.
The above-mentioned digiboard of exempting from battery wireless indicator assembly, wherein, this receiving coil is wound in the outside in this axle center, and this transmitting coil is wound in the outside of this receiving coil.
The above-mentioned digiboard of exempting from battery wireless indicator assembly, wherein, this transmitting coil is wound in the outside in this axle center, and this receiving coil is wound in the outside of this transmitting coil.
The above-mentioned digiboard of exempting from battery wireless indicator assembly, wherein, this exempts from battery wireless indicator assembly is a wireless cursor pen or a wireless mouse.
For achieving the above object, the utility model also discloses a kind of battery wireless indicator assembly of exempting from, and comprises at least:
At least one receiving coil;
One transmitting coil is provided with overlappingly with this take-up circle;
One power supply circuit, in order to utilizing this a plurality of receiving coil wireless receiving one frequency signals, and by this frequency signal formation electromagentic resonance that receives and produce electric energy; And
One sensor circuit in order to receiving this electric energy that this power supply circuit produces, and produces an induced signal via this transmitting coil this induced signal is launched.
The above-mentioned battery wireless indicator assembly of exempting from, wherein, this receiving coil is wound in the outside of this transmitting coil.
The above-mentioned battery wireless indicator assembly of exempting from, wherein, this transmitting coil is wound in the outside of this receiving coil.
The above-mentioned battery wireless indicator assembly of exempting from wherein, also comprises:
One axle center;
Wherein, this receiving coil and this transmitting coil are overlapping is wound on this axle center.
The above-mentioned battery wireless indicator assembly of exempting from, wherein, this receiving coil is wound in the outside in this axle center, and this transmitting coil is wound in the outside of this receiving coil.
The above-mentioned battery wireless indicator assembly of exempting from, wherein, this transmitting coil is wound in the outside in this axle center, and this receiving coil is wound in the outside of this transmitting coil.
The above-mentioned battery wireless indicator assembly of exempting from, wherein, this exempts from battery wireless indicator assembly is a wireless cursor pen or a wireless mouse.
Effect of the present utility model is, can solve the problem of existing in prior technology because of utilizing the electromagentic resonance power supply to produce.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the schematic appearance according to the digiboard of exempting from battery wireless indicator assembly of the utility model one embodiment;
Fig. 2 is the schematic diagram according to the digiboard circuit structure of exempting from battery wireless indicator assembly of this novel embodiment;
The summary cut-open view that Fig. 3 for the configuration relation according to the receiving coil of the utility model first embodiment and transmitting coil is;
Fig. 4 is the summary cut-open view according to the configuration relation of the receiving coil of the utility model second embodiment and transmitting coil;
Fig. 5 is the summary cut-open view according to the configuration relation of the receiving coil of the utility model the 3rd embodiment and transmitting coil;
Fig. 6 is the summary cut-open view according to the configuration relation of the receiving coil of the utility model the 4th embodiment and transmitting coil.
Wherein, Reference numeral
100 exempt from battery wireless indicator assembly
110 receiving coils
120 transmitting coils
130 power supply circuits
140 sensor circuits
150 axle center
200 digiboards
210 signal processing circuits
220 first antenna loops
230 second antenna loops
The Sf frequency signal
The Ss induced signal
The P electric energy
L twines axle
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and principle of work are done concrete description:
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of digiboard of exempting from battery wireless indicator assembly comprises and exempts from a battery wireless indicator assembly 100 and a digiboard 200.
Exempt from battery wireless indicator assembly 100 and digiboard 200 collocation use mutually.
Exempt from battery wireless indicator assembly 100 and can be a wireless cursor pen or a wireless mouse, but this non-restriction of the present utility model.
Wherein, exempting from battery wireless indicator assembly 100 comprises at least:
At least one receiving coil 110, but not as limit;
Transmitting coil 120, it is to be provided with overlappingly with at least one receiving coil 110;
Sensor circuit 140, including, but not limited to a kind of signal generating circuit, it is the electric energy P that receives power supply circuit 130, and produces induced signal Ss, via transmitting coil 120 this induced signal Ss is sent to digiboard 200 again.Wherein, this power supply circuit 130 can comprise: rectification circuit electrically connects receiving coil 110.When these a little receiving coils 110 received frequency signal Sf simultaneously, these a little receiving coils 110 can present same frequency, thereby caused the electromagentic resonance effect and produce energy signal and give rectification circuit.Rectification circuit utilizes energy signal to produce required electric energy P again, exempts from the required electric energy of battery wireless indicator assembly 100 runnings with supply.
Wherein, sensor circuit 140 can comprise: oscillatory circuit electrically connects transmitting coil 120.
Oscillatory circuit is kept its running by the electric energy P that power supply circuit 130 produces, to produce induced signal Ss.By transmitting coil 120 the induced signal Ss emission that oscillatory circuit produced is sent to digiboard 200 again.
The electric circuit construction of power supply circuit 130 or sensor circuit 140, therefore non-genus target of the present utility model is not given unnecessary details.
At least one first antenna loop 220 is in order to transmit frequency signal Sf; And
At least one second antenna loop 230 is in order to wireless receiving induced signal Ss.
With reference to Fig. 3, in this, these a little receiving coils 110 can be wound in the outside of transmitting coil 120.Or be that with reference to Fig. 4, transmitting coil 120 can be wound in the outside of these a little receiving coils 110.
The receiving coil 110 of overlapping winding and transmitting coil 120 can be arranged on exempts from battery wireless indicator assembly 100 inside and is positioned to exempt from the side of battery wireless indicator assembly 100 in order to contact number letter stencil 200.
With the wireless cursor pen is example, and the receiving coil 110 of overlapping winding and transmitting coil 120 can be provided with the end of the inboard of wireless cursor pen near nib.
With the wireless mouse is example, and the receiving coil 110 of overlapping winding and transmitting coil 120 can be provided with the inboard of wireless mouse near the bottom.
The winding axle L of the receiving coil 110 of overlapping winding and transmitting coil 120 can stand on the inside of exempting from battery wireless indicator assembly 100.In this, twine axle L and be meant virtual hypothetical axis, be not in esse entity.
With the wireless cursor pen is example, the winding axle L of the receiving coil 110 of overlapping winding and transmitting coil 120 can with the equidirectional extension of wireless cursor pen.
With the wireless mouse is example, and the winding axle L of the receiving coil 110 of overlapping winding and transmitting coil 120 can stand on the bottom of wireless mouse.
Moreover, with reference to Fig. 5 and Fig. 6, can an axle center 150 as the winding support of receiving coil 110 and transmitting coil 120.
In this, with reference to Fig. 5, also can earlier transmitting coil 120 be wound on the axle center 150, and then receiving coil 110 be wound in the outside of transmitting coil 120.
Moreover, with reference to Fig. 6, can earlier receiving coil 110 be wound on the axle center 150, and then transmitting coil 120 be wound in the outside of receiving coil 110.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (14)
1. digiboard of exempting from battery wireless indicator assembly, comprising: one exempts from a battery wireless indicator assembly and a digiboard, it is characterized in that, and this is exempted from battery wireless indicator assembly and comprises at least:
At least one receiving coil;
One transmitting coil is provided with overlappingly with this receiving coil;
One power supply circuit in order to the frequency signal that utilizes these a plurality of these digiboards of receiving coil wireless receiving to be sent, and forms electromagentic resonance and produces electric energy by this frequency signal; And
One sensor circuit in order to receiving this electric energy that this power supply circuit produces, and produces an induced signal to be transmitted to this digiboard via this transmitting coil; And
Wherein this digiboard comprises at least:
One signal processing circuit in order to producing this frequency signal, and is exempted from this induced signal that battery wireless indicator assembly sent according to this and is calculated this and exempt from the present coordinate position of battery wireless indicator assembly;
At least one first antenna loop is in order to launch this frequency signal; And
At least one second antenna loop is in order to this induced signal of wireless receiving.
2. digiboard of exempting from battery wireless indicator assembly according to claim 1 is characterized in that this receiving coil is wound in the outside of this transmitting coil.
3. digiboard of exempting from battery wireless indicator assembly according to claim 1 is characterized in that this transmitting coil is wound in the outside of this receiving coil.
4. digiboard of exempting from battery wireless indicator assembly according to claim 1 is characterized in that, also comprises:
One axle center;
Wherein, this receiving coil and this transmitting coil are overlapping is wound on this axle center.
5. digiboard of exempting from battery wireless indicator assembly according to claim 4 is characterized in that this receiving coil is wound in the outside in this axle center, and this transmitting coil is wound in the outside of this receiving coil.
6. digiboard of exempting from battery wireless indicator assembly according to claim 4 is characterized in that this transmitting coil is wound in the outside in this axle center, and this receiving coil is wound in the outside of this transmitting coil.
7. digiboard of exempting from battery wireless indicator assembly according to claim 1 is characterized in that, this exempts from battery wireless indicator assembly is a wireless cursor pen or a wireless mouse.
8. exempt from battery wireless indicator assembly for one kind, it is characterized in that, comprise at least:
At least one receiving coil;
One transmitting coil is provided with overlappingly with this take-up circle;
One power supply circuit, in order to utilizing this a plurality of receiving coil wireless receiving one frequency signals, and by this frequency signal formation electromagentic resonance that receives and produce electric energy; And
One sensor circuit in order to receiving this electric energy that this power supply circuit produces, and produces an induced signal via this transmitting coil this induced signal is launched.
9. the battery wireless indicator assembly of exempting from according to claim 8 is characterized in that this receiving coil is wound in the outside of this transmitting coil.
10. the battery wireless indicator assembly of exempting from according to claim 8 is characterized in that this transmitting coil is wound in the outside of this receiving coil.
11. the battery wireless indicator assembly of exempting from according to claim 8 is characterized in that, also comprises:
One axle center;
Wherein, this receiving coil and this transmitting coil are overlapping is wound on this axle center.
12. the battery wireless indicator assembly of exempting from according to claim 11 it is characterized in that this receiving coil is wound in the outside in this axle center, and this transmitting coil is wound in the outside of this receiving coil.
13. the battery wireless indicator assembly of exempting from according to claim 11 it is characterized in that this transmitting coil is wound in the outside in this axle center, and this receiving coil is wound in the outside of this transmitting coil.
14. the battery wireless indicator assembly of exempting from according to claim 8 is characterized in that this exempts from battery wireless indicator assembly is a wireless cursor pen or a wireless mouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202737498U CN201562263U (en) | 2009-11-27 | 2009-11-27 | Battery-free wireless pointer assembly and digiboard thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202737498U CN201562263U (en) | 2009-11-27 | 2009-11-27 | Battery-free wireless pointer assembly and digiboard thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201562263U true CN201562263U (en) | 2010-08-25 |
Family
ID=42627411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202737498U Expired - Lifetime CN201562263U (en) | 2009-11-27 | 2009-11-27 | Battery-free wireless pointer assembly and digiboard thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201562263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523697A (en) * | 2011-12-26 | 2012-06-27 | 汉王科技股份有限公司 | Method for connecting antenna plate and control plate, control plate and electromagnetic input device |
-
2009
- 2009-11-27 CN CN2009202737498U patent/CN201562263U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523697A (en) * | 2011-12-26 | 2012-06-27 | 汉王科技股份有限公司 | Method for connecting antenna plate and control plate, control plate and electromagnetic input device |
| CN102523697B (en) * | 2011-12-26 | 2015-05-20 | 汉王科技股份有限公司 | Method for connecting antenna plate and control plate, control plate and electromagnetic input device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105929985A (en) | True chirography touch pen and touch device with radio frequency transmitting-receiving transmission function | |
| US20110074740A1 (en) | Digital tablet for battery-free wireless pointer device and power supply method of the digital tablet for battery-free wireless pointer device | |
| CN106843544B (en) | Pressure-sensitive signal processing system and method of passive handwriting pen and hand drawing board | |
| CN204270250U (en) | A kind of time writer of bimag | |
| CN201435623Y (en) | Digital plate of battery-free wireless pointer member | |
| JP2011065450A (en) | Position detector and pointer | |
| CN201590069U (en) | Inductive touch device | |
| CN205721670U (en) | True person's handwriting pointer with radio-frequency receiving-transmitting transfer function and contactor control device | |
| CN201562263U (en) | Battery-free wireless pointer assembly and digiboard thereof | |
| CN101893947A (en) | Wireless power supply wireless mouse | |
| JP3152815U (en) | Battery-free wireless pointing device and tablet device | |
| CN102184068B (en) | Digitizer system with pen touch pressure induction function | |
| CN109615752A (en) | A kind of low power consumption remote induced intelligent door lock and control system | |
| CN205210835U (en) | Take electromagnetism pen of aerial mouse function | |
| CN203027314U (en) | Mobile terminal with radiofrequency antenna | |
| CN217113243U (en) | Handwriting device with electromagnetic coding switch | |
| CN201654756U (en) | Digiboard of battery free wireless pointer assembly | |
| CN209265403U (en) | A kind of permanent magnetism writing position detection plate | |
| CN201887759U (en) | Variable-direction passive radio-frequency signal transceiver | |
| CN201425748Y (en) | Dual frequency card reader | |
| CN201600656U (en) | Electromagnetic hand-writing pen | |
| CN202422101U (en) | Positioning input system and device with wireless charging function | |
| CN209312114U (en) | A kind of low power consumption remote induced intelligent door lock and control system | |
| TWM445212U (en) | Electromagnetic pen with a new type of ferrite core | |
| CN203102199U (en) | Touch panel and touch device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100825 |