CN102386680A - Electronic device, wireless plug and electronic equipment - Google Patents
Electronic device, wireless plug and electronic equipment Download PDFInfo
- Publication number
- CN102386680A CN102386680A CN2010102732398A CN201010273239A CN102386680A CN 102386680 A CN102386680 A CN 102386680A CN 2010102732398 A CN2010102732398 A CN 2010102732398A CN 201010273239 A CN201010273239 A CN 201010273239A CN 102386680 A CN102386680 A CN 102386680A
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- alternating current
- electronic installation
- power supply
- coil
- load
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Abstract
The invention provides an electronic device, which comprises a power supply unit and a load, wherein the power supply unit performs power supply to the load. The power supply unit consists of a magnetically coupled circuit for sensing the magnetic field varied outside so as to generate main alternating current, and a rectifying filter circuit which has the use of rectifying and filtering the main alternating current to generate main direct current to provide to the load. Moreover, the invention also relates to a wireless plug and electronic equipment.
Description
Technical field
The present invention relates to electronic technology field, particularly a kind of electronic installation, wireless plug and electronic equipment.
Background technology
Along with the develop rapidly of electronic technology, electronic installation, for example notebook computer etc. has got into huge numbers of families.Notebook computer need connect netting twine, mouse lines and power line etc., and when using this notebook computer, netting twine, mouse lines and power line are positioned on the desktop together, not only takes up room, but also can have influence on user's operation.Therefore, wireless network card, wireless mouse arise at the historic moment, yet radio source remains vacancy as the major part of working with notebook computer.
Summary of the invention
In view of this, be necessary to provide a kind of electronic installation that possesses radio source.
In addition, the present invention also provides the wireless plug of a kind of and above-mentioned electronic installation coupling.
In addition, the present invention also provides a kind of electronic equipment that possesses radio source.
A kind of electronic installation, it comprises power supply unit and load, this power supply unit is used for powering load.This power supply unit comprises magnetically coupled circuit and current rectifying and wave filtering circuit; The magnetic field that this magnetically coupled circuit is used to respond to external change is to produce main alternating current; This current rectifying and wave filtering circuit is used for this main alternating current is carried out rectification and filtering to produce main direct current, and this main direct current is provided for load.
A kind of wireless plug that cooperates with electronic installation, this electronic installation comprises power supply unit and load, this power supply unit is used for powering load.This power supply unit comprises magnetically coupled circuit and current rectifying and wave filtering circuit; The magnetic field that this magnetically coupled circuit is used to respond to external change is to produce main alternating current; This current rectifying and wave filtering circuit is used for this main alternating current is carried out rectification and filtering to produce main direct current, and this main direct current is provided for load.This wireless plug is pegged graft and is used to provide the power supply of alternating current, and this wireless plug is used to receive this alternating current to produce the magnetic field of above-mentioned variation, and this wireless plug comprises second coil, and an end of this second coil connects power supply, other end ground connection.
A kind of electronic equipment comprises electromagnetic wave generation device and electronic installation.This electromagnetic wave generation device is used to receive the magnetic field of alternating current to change of self powered supply, and this electronic installation comprises power supply unit and load, and this power supply unit is used for powering load.This power supply unit comprises magnetically coupled circuit and current rectifying and wave filtering circuit; The magnetic field that this magnetically coupled circuit is used to respond to external change is to produce main alternating current; This current rectifying and wave filtering circuit is used for this main alternating current is carried out rectification and filtering to produce main direct current, and this main direct current is provided for load.
The electronic installation of this execution mode, wireless plug and electronic equipment; The magnetic field of variation is provided through the electromagnetic wave generation device; The magnetic field of magnetically coupled circuit induction external change is to produce main alternating current; This main alternating current produces main direct current after rectification and filtering, thereby this main direct current is provided for load.Owing to adopt magnetic field to realize the transmission of electric energy, thereby do not need power line, not only saved the space, and brought facility to the user.
Description of drawings
Fig. 1 is the electrical block diagram of the electronic equipment of a preferred embodiments.
The main element symbol description
Electromagnetic wave generation device 300
Magnetically coupled circuit 20
Energy-storage units 32
Current rectifying and wave filtering circuit 40
The first coil L1
The second coil L2
Capacitor C 1, C2
Switch S 1, S2
Embodiment
See also Fig. 1, the electronic equipment 100 of a preferred embodiments comprises power supply 200, electromagnetic wave generation device 300 and electronic installation 400.Power supply 200 is used to provide alternating current, and electromagnetic wave generation device 300 is used to receive the magnetic field of alternating current to change of self powered supply 200.Electronic installation 400 comprises power supply unit 10 and load 50, and power supply unit 10 is used for to load 50 power supplies.In this execution mode, electromagnetic wave generation device 200 is that example describes with the wireless plug, and this wireless plug power supply 200 that is used to peg graft, electronic installation 400 are that example describes with the notebook computer.In other embodiments, power supply 200 can be not included in the electronic equipment 100.
Accumulator 30 is used for receiving this main alternating current with store electrical energy, produces auxiliary alternating current, and when the magnetic field that electromagnetic wave generation device 300 stops to change, will assist alternating current to offer current rectifying and wave filtering circuit 40.Current rectifying and wave filtering circuit 40 is used for this auxiliary alternating current is carried out rectification and filtering to produce auxiliary direct current, and this auxiliary direct current is provided for load 50, continues to work on power to keep load 50.
Particularly, electromagnetic wave generation device 300 comprises the first coil L1, and the end of the first coil L1 connects power supply 200, other end ground connection.The first coil L1 is used to receive the magnetic field of alternating current to change that power supply 200 is provided.
Magnetically coupled circuit 20 comprises the second coil L2, first capacitor C 1 and first switch S 1, and the end of this second coil L2 connects current rectifying and wave filtering circuit 40 through first switch S 1, and the other end is through first capacitor C, 1 ground connection.The second coil L2 produces main alternating current under the effect in the magnetic field of the variation that the first coil L1 is provided.Magnetically coupled circuit 20 is used for this main alternating current of output when 1 conducting of first switch S, and is used for when first switch ends S1, stopping this main alternating current of output.The second coil L2 and first capacitor C 1 constitute oscillating circuit, and the frequency of oscillation of the second coil L2 and first capacitor C 1 is 50Hz.
Accumulator 30 comprises energy-storage units 32 and the second switch S2 that is used for store electrical energy, and this accumulator 32 is used for when second switch S2 conducting, exporting to be somebody's turn to do assisting alternating current, and is used for when second switch S2 ends, stopping to export being somebody's turn to do assisting alternating current.
The electronic installation 400 of this execution mode is owing to adopt the wireless plug and the adapter of the power supply 200 of can pegging graft; The first coil L1 is set in wireless plug; The second coil L2 is set in adapter; The magnetic field that this first coil L1 changes under the effect of alternating current, the magnetic field of this variation of this second coil L2 induction is to produce main alternating current, and this main alternating current is provided for load after the processing of current rectifying and wave filtering circuit 40.Adopt the electronic installation 400 and the electronic equipment 100 of this radio source not only can save the space, and can bring advantage to the user.
Those skilled in the art will be appreciated that; Above execution mode only is to be used for explaining the present invention; And be not to be used as qualification of the present invention; As long as within connotation scope of the present invention, appropriate change that above embodiment did is all dropped within the scope that the present invention requires to protect with changing.
Claims (10)
1. electronic installation; It comprises power supply unit and load; This power supply unit is used for powering load, it is characterized in that: this power supply unit comprises magnetically coupled circuit and current rectifying and wave filtering circuit, and the magnetic field that this magnetically coupled circuit is used to respond to external change is to produce main alternating current; This current rectifying and wave filtering circuit is used for this main alternating current is carried out rectification and filtering to produce main direct current, and this main direct current is provided for load.
2. electronic installation as claimed in claim 1 is characterized in that: this magnetically coupled circuit comprises first coil and first electric capacity, and an end of this first coil connects current rectifying and wave filtering circuit, and the other end is through first capacity earth.
3. electronic installation as claimed in claim 2 is characterized in that: this first coil and first electric capacity constitute oscillating circuit, and the frequency of oscillation of this first coil and first electric capacity is 50Hz.
4. electronic installation as claimed in claim 2; It is characterized in that: this magnetically coupled circuit also comprises first switch; This first switch is connected between first coil and the current rectifying and wave filtering circuit; This magnetically coupled circuit is used for this main alternating current of output when first switch conduction, and is used for when first switch ends, stopping this main alternating current of output.
5. electronic installation as claimed in claim 1; It is characterized in that: this electronic installation also comprises accumulator; This accumulator is used for receiving this main alternating current with store electrical energy; And produce auxiliary alternating current, and this current rectifying and wave filtering circuit is used for this auxiliary alternating current is carried out rectification and filtering with the generation auxiliary direct current, and this auxiliary direct current is provided for load.
6. electronic installation as claimed in claim 5; It is characterized in that: this accumulator comprises energy-storage units and the second switch that is used for store electrical energy; This accumulator is used for when the second switch conducting, exporting to be somebody's turn to do assisting alternating current, and is used for when second switch ends, stopping to export being somebody's turn to do assisting alternating current.
7. electronic installation as claimed in claim 1; It is characterized in that: this rectification filtering unit comprises the diode and second electric capacity, and the anode of this diode connects magnetically coupled circuit, and negative electrode connects load; One end of this second electric capacity is connected between the negative electrode and load of diode, other end ground connection.
8. electronic equipment; It is characterized in that: this electronic equipment comprises electromagnetic wave generation device and electronic installation; This electromagnetic wave generation device is used to receive the magnetic field of alternating current to change of self powered supply, and this electronic installation is any one electronic installation in 1～7 of the claim the.
9. electronic equipment as claimed in claim 8 is characterized in that: this electromagnetic wave generation device is to be used to peg graft the wireless plug of power supply, and this wireless plug comprises second coil, and an end of this second coil connects power supply, other end ground connection.
One kind with 1～7 of claim the in any wireless plug that electronic installation cooperates; It is characterized in that: this wireless plug is pegged graft and is used to provide the power supply of alternating current; This wireless plug is used to receive the magnetic field of this alternating current to change; This wireless plug comprises second coil, and an end of this second coil connects power supply, other end ground connection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102732398A CN102386680A (en) | 2010-09-06 | 2010-09-06 | Electronic device, wireless plug and electronic equipment |
| TW099131137A TW201212458A (en) | 2010-09-06 | 2010-09-15 | Electronic apparatus, wireless plug and electronic device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102732398A CN102386680A (en) | 2010-09-06 | 2010-09-06 | Electronic device, wireless plug and electronic equipment |
| TW099131137A TW201212458A (en) | 2010-09-06 | 2010-09-15 | Electronic apparatus, wireless plug and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102386680A true CN102386680A (en) | 2012-03-21 |
Family
ID=53498741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102732398A Pending CN102386680A (en) | 2010-09-06 | 2010-09-06 | Electronic device, wireless plug and electronic equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102386680A (en) |
| TW (1) | TW201212458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798219A (en) * | 2012-09-04 | 2012-11-28 | 深圳和而泰智能控制股份有限公司 | Electromagnetic heating device and temperature regulating method |
-
2010
- 2010-09-06 CN CN2010102732398A patent/CN102386680A/en active Pending
- 2010-09-15 TW TW099131137A patent/TW201212458A/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798219A (en) * | 2012-09-04 | 2012-11-28 | 深圳和而泰智能控制股份有限公司 | Electromagnetic heating device and temperature regulating method |
| CN102798219B (en) * | 2012-09-04 | 2015-09-23 | 深圳和而泰智能控制股份有限公司 | Electromagnetic heater and method for regulating temperature |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201212458A (en) | 2012-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120321 |