CN202721199U - A wirelessly-power-supplied OLED device - Google Patents
A wirelessly-power-supplied OLED device Download PDFInfo
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- CN202721199U CN202721199U CN2012203426604U CN201220342660U CN202721199U CN 202721199 U CN202721199 U CN 202721199U CN 2012203426604 U CN2012203426604 U CN 2012203426604U CN 201220342660 U CN201220342660 U CN 201220342660U CN 202721199 U CN202721199 U CN 202721199U
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Abstract
The utility model relates to a wirelessly-power-supplied OLED device comprising an OLED device and a wireless power supply system. The wirelessly-power-supplied OLED device is characterized in that the wireless power supply system comprises a wireless transmitting module and a wireless receiving module. In the wireless transmitting module, a transformer is connected with a transmitting coil through a high-frequency oscillating circuit, wherein the input end of the transformer is connected with a commercial power port. In a wireless receiving module A, a receiving coil is connected with the OLED device through a rectifying and filtering device and a square wave generator, wherein the output end of the square wave generator is connected with the input end of the OLED device. Or in a wireless receiving module B, the receiving coil is connected with the OLED device through the rectifying and filtering device and a DC-DC converter. The wirelessly-power-supplied OLED device is capable of relatively effectively resolving a power transmission efficiency problem.
Description
Technical field
The utility model relates to a kind of organic electroluminescent (OLED) device, relates in particular to a kind of OLED device (organic electroluminescence device) of wireless power, belongs to lighting technical field.
Background technology
Traditional electric power supply mode overwhelming majority selects wired supply power mode or powered battery mode.Wired electric supply installation can be powered after all needing to be connected with power consumption equipment.Under some particular case, wired power supply has brought certain inconvenience to the user, and simultaneously, wired power supply exists certain potential safety hazard.Therefore the powered battery mode must be installed battery in equipment, battery capacity is limited, needs the frequent battery, perhaps often charging, and this brings a lot of inconvenience for concrete use of user, the not enough and problem that can't in time power of electric weight easily occurs.
In addition, because the restriction of objective electricity consumption condition, the capacity usage ratio of above-mentioned electric supply installation is relative with energy transmission efficiency on the low side, has caused certain energy waste.
The form that realizes wireless power transmission in the space mainly contains utilizes two kinds of electromagnetic induction principle and mr techniques.The electromagnetic induction scheme is utilized transformer principle exactly, realizes the transmission of electric energy by the induction of primary and secondary coil.This transmission means distance from the delivery of electrical energy angle is short, and efficiency of transmission is low etc., but this technology realizes the short distance passive communication in conjunction with the RFID technology, is widely used at present passive RFID card etc.Mr techniques then is to transmit in the forms such as non-radiation type resonance " magnetic coupling " with electric energy.This transmission means radiation is little, long transmission distance, and efficiency of transmission is high, is relatively more novel at present Radio Transmission Technology.Utilize this technology, Intel is based on the research of the Massachusetts Institute of Technology, will provide electric power apart from the wireless 60w bulb of giving in a meter, most effectively reaches 75%.Along with being showing improvement or progress day by day of wireless power technology, the people are expected to free the constraint of the small-sized digital product power line such as mobile phone, camera, notebook, break off relations the transmission of electricity problem of the multiple medical modes such as the inner detection of body cavity.Wireless technology can also promote to rely on for counsel very much the development of the special sciemtifec and technical spheres such as space of wireless power transmission technology.
Display of organic electroluminescence (Organic Light Emitting Device, OLED) because have that ultra-thin, high brightness, response are fast, low-power consumption, efficient is high and make the characteristics such as simple, be widely used in the fields such as flat-panel monitor, backlight module and illumination, its principle of luminosity is the very thin organic material of deposition between two electrodes, this luminous organic material is passed to direct current make it luminous.
Organic electroluminescent luminous practical characteristics one with panel are that brightness is higher, are generally 100 ~ 500 cd/m
2Between, maximum brightness can reach tens thousand of cd/m
2The 2nd, long-time steady illumination generally keeps tens hours continuous operation; The 3rd, energy-conserving and environment-protective, low in energy consumption, with respect to other lighting systems, the high-luminous-efficiency of OLED device is more than 60-120lm/W.Namely in identical driving situation, the OLED luminescent device can obtain quite even far exceeding with fluorescent lamp the brightness of conventional fluorescent.Therefore, the OLED device remedies the energy loss that causes in the wireless transmission of electricity process on can be largely, takes the lead in satisfying the lighting demand at special occasions.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of wireless power OLED device is provided, and is the power supply of OLED device by wireless mode.
For achieving the above object, design of the present utility model is:
Existing wireless power technology biggest obstacle is its efficiency of transmission problem, and the energy loss in transmission course is the main obstacle that hinders the wireless power technical development.For this problem, the utility model provides a kind of high efficiency OLED device that drives with the wireless power technology, comprises wireless transmitter module, wireless receiving module and high efficiency OLED device.
According to above-mentioned utility model design, the utility model adopts following technical proposals:
A kind of wireless power OLED device comprises OLED device and wireless power supply system.It is characterized in that: described wireless power supply system comprises wireless transmitter module and wireless receiving module, and described wireless transmitter module is that transformer connects transmitting coil through high-frequency oscillating circuits, and wherein the transformer input is connected with the civil power port; Described wireless receiving module A is receiving coil, and (connect receiving coil, wherein square wave maker output port is connected with OLED device input through rectifying and wave-filtering and square wave maker; Perhaps described wireless receiving module B is that receiving coil connects the OLED device through rectifying and wave-filtering and DC-DC transducer.
Civil power enters transmitter module through wire, at first transfer it to direct current by rectifier, change it high frequency oscillation electric current of required frequency into by oscillating circuit afterwards, generate electromagnetic waves around during this high frequency oscillation electric current process transmitting coil, form radiationless magnetic field, convert electrical energy into magnetic field energy.
Receiver module has following two kinds:
1, in a kind of receiver module, this magnetic field produces induced current by receiving coil the time, magnetic field energy is converted to electric energy, and this induced current changes direct current into through rectifier, filter again, and the DC-DC transducer is modulated to the required direct current of load OLED device.
2, in the second receiver module, this magnetic field is converted to electric energy producing induced current when the receiving coil with magnetic field energy, and this induced current changes the forward square-wave pulse into through rectifying and wave-filtering, and controls it and power for the OLED device.
When the receiver module natural frequency was identical with the wave frequency of receiving, it is maximum that the induced current that produces in the receiving circuit reaches, and this moment, wireless power transmission efficiency was the highest.
The utility model has following apparent substantive distinguishing features and technological progress compared with prior art: the utility model has overcome the difficult problem that the energy loss of prior art in transmission course hinders wireless power, has effectively overcome its power transmission efficiency problem.
Description of drawings
Fig. 1 is the OLED device architecture figure that the utility model relates to
Fig. 2 is the utility model square wave electric power-feeding structure figure
Fig. 3 is the utility model direct current supply structure chart
Fig. 4 is the utility model high frequency oscillation module circuit diagram
Fig. 5 is the utility model rectification filtering module circuit diagram
Fig. 6 is the utility model square wave maker module circuit diagram.
Embodiment
Preferred embodiment accompanying drawings of the present utility model is as follows:
Embodiment one:
Referring to Fig. 1, Fig. 2 and Fig. 3, this wireless power OLED device comprises OLED device (12) and wireless power supply system.It is characterized in that: described wireless power supply system comprises wireless transmitter module (5) and wireless receiving module (6,7), described wireless transmitter module (5) is that transformer (9) connects transmitting coil (11) through high-frequency oscillating circuits (10), and wherein transformer (9) input is connected with civil power port (8); Described wireless receiving module A(6) be that receiving coil (15) connects receiving coil through rectifying and wave-filtering (14) and square wave maker (13), wherein square wave maker (13) output port is connected with OLED device (12) input; Perhaps described wireless receiving module B(7) be that receiving coil (15) connects OLED device (12) through rectifying and wave-filtering (14) and DC-DC transducer (16).
Embodiment two:
Referring to Fig. 1-Fig. 6, the present embodiment and embodiment one are basic identical, and special feature is as follows:
Described OLED device (12) is DC driven OLED device or forward square-wave pulse driving OLED device.
When described OLED device (12) was DC driven OLED device, the wireless receiving module in the wireless power supply system was wireless receiving module A(6); When described OLED device (12) was forward square-wave pulse driving OLED device, the wireless receiving module in the wireless power supply system was wireless receiving module B(7).
Described OLED device (12) comprises fluorescence or phosphorescent OLED device.
Described OLED device (12) is wet method or dry process gained OLED device.
Described wireless power OLED device is characterized in that described OLED device comprises white light OLED device, blue light OLED device, green glow OLED device or ruddiness OLED device.
Receiving coil connects transmission of electricity in electromagnetic coupled/magnetic resonance mode in the described wireless power decorum.
Electromagnetic field frequency and receiver module (6, the 7) natural frequency of transmitter module in the described wireless power supply system (5) emission are complementary, to reach maximum transmitted efficient.
In transmitter module, civil power changes suitable direct current into through serial transformer such as SPA15-220S24W, this direct current is converted to the concussion electric current of required frequency again through the high frequency oscillation circuit, generate electromagnetic waves around through transmitting coil afterwards, form non-radiative magnetic field, convert electrical energy into magnetic field energy; In receiver module 6, this magnetic field can produce corresponding induced potential by receiving coil the time, again magnetic field energy is converted to electric energy, this induced current changes direct current into through rectifier, and adjusting output voltage by R3, R4, R5 in the module is that the required direct current of load OLED device also is its power supply; In receiver module 8, this magnetic field can produce corresponding induced potential by receiving coil the time, again magnetic field energy is converted to electric energy; This induced current generates the forward square-wave pulse signal of fixed frequency and duty ratio through rectifier, square wave maker, and be that the OLED device is powered, wherein rectification filtering module can come the regulation output voltage swing by adjustment R3, R4, R5, simultaneously, in the DC driven pattern, can also behind rectifying and wave-filtering, add again a DC-DC transducer, in order to produce the voltage source that is fit to the driving OLED device.In the square wave generation module, adjust square wave frequency by change C1, R1, R2, simultaneously, the adjusting of R1, R2 can change duty cycle square wave equally, thereby obtains being fit to drive the square wave of high efficiency OLED device.
In order to increase delivery of electrical energy efficient, can in the transmitting/receiving coil, insert iron core, the modulate emission frequency is identical with the natural frequency of receiving coil simultaneously.
In order to improve this entire system fail safe, should be respectively emission and the receiver module of this wireless power supply system be carried out encapsulation process, only stay interface to be connected with load OLED device.
Claims (8)
1. a wireless power OLED device comprises OLED device (12) and wireless power supply system; It is characterized in that: described wireless power supply system comprises wireless transmitter module (5) and wireless receiving module (6,7), described wireless transmitter module (5) is that transformer (9) connects transmitting coil (11) through high-frequency oscillating circuits (10), and wherein transformer (9) input is connected with civil power port (8); Described wireless receiving module A(6) be that receiving coil (15) connects receiving coil through rectifying and wave-filtering (14) and square wave maker (13), wherein square wave maker (13) output port is connected with OLED device (12) input; Perhaps described wireless receiving module B(7) be that receiving coil (15) connects OLED device (12) through rectifying and wave-filtering (14) and DC-DC transducer (16).
According to claim 1 described in wireless power OLED device, it is characterized in that: described OLED device (12) is DC driven OLED device or forward square-wave pulse driving OLED device.
According to claim 2 described in wireless power OLED device, it is characterized in that: described OLED device (12) is when the DC driven OLED device, and the wireless receiving module in the wireless power supply system is wireless receiving module A(6); When described OLED device (12) was forward square-wave pulse driving OLED device, the wireless receiving module in the wireless power supply system was wireless receiving module B(7).
According to claim 1 described in wireless power OLED device, it is characterized in that: described OLED device (12) comprises fluorescence or phosphorescent OLED device.
According to claim 1 described in wireless power OLED device, it is characterized in that: described OLED device (12) is wet method or dry process gained OLED device.
According to claim 1 described in wireless power OLED device, it is characterized in that: described OLED device comprises white light OLED device, blue light OLED device, green glow OLED device or ruddiness OLED device.
According to claim 1 described in wireless power OLED device, it is characterized in that: receiving coil connects transmission of electricity in electromagnetic coupled/magnetic resonance mode in the described wireless power decorum.
According to claim 1 described in wireless power OLED device, it is characterized in that: electromagnetic field frequency and receiver module (6, the 7) natural frequency of transmitter module in the described wireless power supply system (5) emission are complementary, to reach maximum transmitted efficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203426604U CN202721199U (en) | 2012-07-16 | 2012-07-16 | A wirelessly-power-supplied OLED device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203426604U CN202721199U (en) | 2012-07-16 | 2012-07-16 | A wirelessly-power-supplied OLED device |
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| CN202721199U true CN202721199U (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012203426604U Expired - Fee Related CN202721199U (en) | 2012-07-16 | 2012-07-16 | A wirelessly-power-supplied OLED device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887663A (en) * | 2014-04-04 | 2014-06-25 | 郑敏 | Wireless charging socket |
| CN104201790A (en) * | 2013-09-19 | 2014-12-10 | 郭和友 | Wireless power charging and supplying type OLED (Organic Light Emitting Diode) flexible screen mobile phone |
| WO2015024633A1 (en) * | 2013-08-21 | 2015-02-26 | Diehl Ako Stiftung & Co. Kg | Lighting device and electronic domestic appliance having a lighting device of this type |
| CN104935086A (en) * | 2014-05-28 | 2015-09-23 | 郭和友 | 4G-5G network electronic equipment of remote wireless charging and power supply type |
| CN107560769A (en) * | 2017-08-23 | 2018-01-09 | 上海交通大学 | A kind of whole audience pressure testing system based on thin layer area source and pressure sensitive paint |
| CN109378337A (en) * | 2018-12-04 | 2019-02-22 | 广东速美达自动化股份有限公司 | A kind of OLED screen curtain and wireless charging system with wireless charging function |
| CN113379958A (en) * | 2021-06-09 | 2021-09-10 | 京东方科技集团股份有限公司 | Coin and its making method |
-
2012
- 2012-07-16 CN CN2012203426604U patent/CN202721199U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015024633A1 (en) * | 2013-08-21 | 2015-02-26 | Diehl Ako Stiftung & Co. Kg | Lighting device and electronic domestic appliance having a lighting device of this type |
| CN104201790A (en) * | 2013-09-19 | 2014-12-10 | 郭和友 | Wireless power charging and supplying type OLED (Organic Light Emitting Diode) flexible screen mobile phone |
| CN104218652A (en) * | 2013-09-19 | 2014-12-17 | 郭和友 | Wireless charging power supply OLED soft screen network electronic device |
| CN104218652B (en) * | 2013-09-19 | 2018-05-15 | 陈哲 | The wireless charging and powering system of the soft screen network electronic devices of OLED |
| CN103887663A (en) * | 2014-04-04 | 2014-06-25 | 郑敏 | Wireless charging socket |
| CN104935086A (en) * | 2014-05-28 | 2015-09-23 | 郭和友 | 4G-5G network electronic equipment of remote wireless charging and power supply type |
| CN107560769A (en) * | 2017-08-23 | 2018-01-09 | 上海交通大学 | A kind of whole audience pressure testing system based on thin layer area source and pressure sensitive paint |
| CN109378337A (en) * | 2018-12-04 | 2019-02-22 | 广东速美达自动化股份有限公司 | A kind of OLED screen curtain and wireless charging system with wireless charging function |
| CN113379958A (en) * | 2021-06-09 | 2021-09-10 | 京东方科技集团股份有限公司 | Coin and its making method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20130716 |