CN104124767B - The method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up - Google Patents
The method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up Download PDFInfo
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- CN104124767B CN104124767B CN201310156490.XA CN201310156490A CN104124767B CN 104124767 B CN104124767 B CN 104124767B CN 201310156490 A CN201310156490 A CN 201310156490A CN 104124767 B CN104124767 B CN 104124767B
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- capacitive sensing
- power transmission
- transmission system
- transmitting terminal
- wireless power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up, this method includes：The threshold value for the capacitance variations that setting Wireless power transmission system transmitting terminal standby mode automatically wakes up；When Wireless power transmission system transmitting terminal is standby, reads and send the capacitance variations on transmitting coil；The capacitance variations are received, judge whether the capacitance variations are greater than threshold value, if the capacitance variations are not more than threshold value and read and send the capacitance variations on transmitting coil when execution step Wireless power transmission system transmitting terminal is standby, otherwise continue；Wireless power transmission system transmitting terminal standby mode automatically wakes up, and starts the energy transmitting of transmitting coil.By the capacitance variations for obtaining transmitting coil, capacitance variations size is judged, determine whether standby mode wakes up according to judging result, transmitting terminal does not have energy transmitting in this method implementation process, there is receiving end standby close to that can wake up, low-power consumption when this method and standby device, high intelligence when waking up.
Description
Technical field
The present invention relates to wireless power field more particularly to a kind of Wireless power transmission system transmitting terminal standby mode are automatic
The method and apparatus of wake-up.
Background technique
If Wireless power transmission system transmitting terminal also carries out continuing energy transmitting in the case where no receiving end, can make
It also will increase at energy loss, while to the electromagnetic interference of external environment, it is difficult to meet wanting for electric equipment products efficiency grade
It asks, therefore system must have standby mode.Under standby mode, system external not emitted energy or a small amount of energy of transmitting.One
Denier has receiving end to be placed on transmitting terminal, and system is wanted to carry out waking up to working condition from standby mode.
Standby wakeup generally has manual switch control, touch switch control, intermittent energy transmitting to be carried out according to feedback
Wake-up, carries out the several ways such as incuding using sensor at independent communication module.
Manual switch control makes transmitting end system go to working condition from standby mode, can be in receiving end without work
When be completely turned off transmitting terminal power supply, the completely not external emitted energy of this mode, but user is needed to turn on the switch manually, cannot
Automatic sensing, it is not smart enough in user experience effect.
It is controlled using touch switch, only needs to provide faint electric energy to switch when standby, receiving end is placed on transmitting terminal
When upper, touch switch on automatic trigger transmitting terminal carries out standby wakeup, but this mode requires receiving end and transmitting terminal
Be in close contact and be just able to achieve, and rises and easily cause maloperation.
Wireless power transmission system transmitting terminal uses intermittent energy transmitting, according to the variation of transmitting coil voltage/current
Or judged using digital communication either with or without receiving end, this mode intelligent recognition degree is high, but energy when will cause standby
Amount loss, power consumption are larger.
It needs to give module continued power using independent communication module, can also stand-by power consumption be made to become larger.
Carrying out standby wakeup using changes of magnetic field is that one kind efficiently solves scheme.Transmitting terminal places magnetic field strength sensing
Device, magnetic device is placed in receiving end, and when receiving end is placed on transmitting terminal, transmitting end sensor can be according to the variation in magnetic field
Trigger energy launch control system.It is that cannot take this mode but in the environment of certain magnetic devices are unsuitable for applying
Carry out standby wakeup.
Summary of the invention
The Wireless power transmission system of high intelligence is sent out when low-power consumption, wake-up when it is an object of the invention to propose a kind of standby
Penetrate the method and apparatus that end standby mode automatically wakes up.
For this purpose, the present invention uses following technical scheme：
A kind of method that Wireless power transmission system transmitting terminal standby mode automatically wakes up, including：
The threshold value for the capacitance variations that S1, setting Wireless power transmission system transmitting terminal standby mode automatically wake up；
S2, detection capacitive sensing variation, obtain capacitive sensing changing value；
S3, judge whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changing value is not more than threshold value,
Step S2 is executed, it is no to then follow the steps S4；
S4, Wireless power transmission system transmitting terminal standby mode automatically wake up.
Wherein, after the Wireless power transmission system transmitting terminal standby mode automatically wakes up, further include：
Judge whether receiving end is legal, if so, to the receiving end emitted energy, otherwise, return step S2.
Wherein, described to after the receiving end emitted energy, further include：
Stop detection capacitive sensing variation；
If terminated to the receiving end emitted energy, return step S2.
Wherein, described to judge whether the capacitive sensing changing value specifically includes greater than threshold value：
The capacitive sensing changing value is handled by noise reduction algorithm, whether the variation of judgement treated capacitive sensing
Greater than threshold value.
Wherein, the detection capacitive sensing variation is to pass through single-point or the change of multiple spot capacitive sensing component detection capacitive sensing
Change.
A kind of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up, including：
Threshold setting module, the capacitive sensing automatically waken up for setting Wireless power transmission system transmitting terminal standby mode
The threshold value of variation；
Capacitive sensing module obtains capacitive sensing changing value for detecting capacitive sensing variation；
Control module, for judging whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changing value
No more than threshold value, the function of capacitive sensing module is executed, otherwise executes the function of switching module；
Switching module automatically wakes up for Wireless power transmission system transmitting terminal standby mode.
Wherein, whether the control module further includes judging unit, legal for judging receiving end, if so, to described
Otherwise receiving end emitted energy executes the function of capacitive sensing module.
Wherein, the capacitive sensing module includes capacitive sensing component, capacitance variations collector and peripheral circuit, the electricity
Hold and be provided with switch between inductive component and capacitance variations collector, the switch is controlled by switching module, described to described
After the emitted energy of receiving end, further include：
Switching module controls the switch and disconnects, and stops detection capacitive sensing variation；
If terminated to the receiving end emitted energy, is closed the switch described in switching module control, execute capacitive sensing mould
The function of block.
Wherein, the capacitive sensing component is single-point capacitive sensing component or multiple spot capacitive sensing component.
Wherein, the control module further includes noise reduction unit, described to judge whether the capacitive sensing changing value is greater than threshold
Value specifically includes：
The capacitive sensing changing value is handled by noise reduction unit, whether the variation of judgement treated capacitive sensing
Greater than threshold value.
Beneficial effects of the present invention are：By the capacitance variations of acquisition transmitting coil, capacitance variations size is judged,
Determine whether standby mode wakes up according to judging result, transmitting terminal does not have energy transmitting in this method implementation process, there is receiving end
It is standby close to that can wake up, the present invention provides it is a kind of standby when low-power consumption, wake up when high intelligence Wireless power transmission system
The method and apparatus that transmitting terminal standby mode automatically wakes up.
Detailed description of the invention
Fig. 1 is a kind of the first implementation of method that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Example flow chart；
Fig. 2 is a kind of the second implementation of method that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Example flow chart；
Fig. 3 is a kind of the first implementation of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Example block diagram；
Fig. 4 A to Fig. 4 D is a kind of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Second embodiment structure chart；
Fig. 5 is a kind of the 4th implementation of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Example structure chart.
Wherein：312b- transmitting coil；312c- induction coil；312d- inductive disks；312e- induction point.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
A kind of first embodiment stream for the method that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Journey figure is as shown in Figure 1：
Step S1, the threshold value for the capacitance variations that setting Wireless power transmission system transmitting terminal standby mode automatically wakes up；
Step S2, detection capacitive sensing variation, obtains capacitive sensing changing value；
Step S3, judge whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changing value is not more than
Threshold value executes step S2, no to then follow the steps S4；
Step S4, Wireless power transmission system transmitting terminal standby mode automatically wakes up.
In the present embodiment, the method judges capacitance variations size by the capacitance variations of acquisition transmitting coil,
Determine whether standby mode wakes up according to judging result, transmitting terminal does not have energy transmitting in this method implementation process, compared to existing
Have technology effect in terms of lower power consumption obvious, it is intelligent more superior, and for the maloperation being likely to occur, be provided with to
The threshold value for the capacitance variations that machine shape body automatically wakes up, improves the accuracy of wake-up.
A kind of second embodiment stream for the method that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Journey figure is as shown in Fig. 2, this embodiment illustrates Wireless power transmission system transmitting terminal standby modes to automatically wake up, powers to reply
The process of standby mode：
Step 201：It sets Wireless power transmission system transmitting terminal and sets Wireless power transmission system transmitting terminal standby mode
The threshold value of the capacitance variations automatically waken up.
The threshold value of capacitance variations should be determined according to actual use situation.Such as receiving end size, work normally when
Transmitting terminal and the distance of receiving end etc., it is suitable that threshold value, which can induce receiving end with transmitting terminal,.Induction cannot be too sensitive, is easy
Cause error starting；Can not receiving end be placed on transmitting terminal after not can be carried out wake-up.
Step 202：When Wireless power transmission system transmitting terminal is standby, reads and send the capacitance variations on transmitting coil.
When thering is legitimate receipt end or other objects that may cause capacitance variations to have an impact the capacitor on transmitting coil
When, record the concrete condition of capacitance variations.
Step 203：Receive the capacitance variations.
The mode of intelligence transmission of the capacitance variations includes：Down trigger, the inquiry of level rising edge or failing edge, number
Communication.
Step 204：Processing is carried out to the capacitance variations received by noise reduction algorithm and avoids false triggering.
Influence of the noise reduction algorithm to reduce transmission of the environment to induction system and capacitance variations, specific noise reduction algorithm are existing
There is technology very abundant, details are not described herein again.
Step 205：Judge whether the capacitance variations are greater than threshold value, if the capacitance variations are not more than threshold value, executes step
Rapid 202, it is no to then follow the steps 206.
This step is the key that standby mode automatically wakes up, and decides whether to wake up by the comparison of capacitance variations value and threshold value
Standby mode.
Step 206：Wireless power transmission system transmitting terminal standby mode automatically wakes up, and starts the energy hair of transmitting coil
It penetrates.
Step 207：The channel for cutting off the reading of capacitance variations and sending.
The energy-sensitive of capacitive sensing part, causes energy loss and coil heating when in order to reduce energy transmission, to
After machine state is waken up, the channel of the reading of capacitance variations and transmission is cut off.
Step 208：Identify whether receiving end is legal, if receiving end is illegal, executes step 202, it is no to then follow the steps
209。
It receives to improve utilization efficiency and the guarantee of energy and is properly received energy, need to be waken up in standby mode
Afterwards, legitimacy identification is carried out to receiving end, specific recognition methods is the prior art, and details are not described herein again.
Step 209：Transmitting coil transmits energy to receiving end.
After confirming receiving end is legal receiving end, formally start energy transmission.
Step 210：Judge whether energy transmission terminates, if energy transmission terminates, executes step 211, it is no to then follow the steps
209。
After energy transmission terminates, transmitting terminal is not to be immediately performed step 211, and consideration will be possibly continuously to more
A receiving end is powered, and after the energy transmission to single receiving end, transmitting terminal waits one section also in working condition
If the time receives energy without receiving end, step 211 is just executed, the specific waiting time is as built in Wireless power transmission system
Control module determine.
Step 211：Wireless power transmission system transmitting terminal enters standby mode, be connected to the reading of capacitance variations and send
Channel executes step 202.
When Wireless power transmission system transmitting terminal enters standby mode, disconnected when by the last wake-up standby mode
The reading of capacitance variations and the channel sent reconnect, the induction that system starts waiting capacitance variations next time wake up standby shape
State.
In conjunction with above method embodiment, the present invention can wake up the standby shape of system when receiving end enters transmitting coil
State, and validity judgement is carried out to receiving end, system reenters standby mode automatically after power supply, realizes wireless power
The intelligent automatic wake-up of Transmission system standby mode, and energy consumption is very low in standby, improves wireless power biography
The efficiency grade of defeated system.
It is corresponding with a kind of method that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention, the present invention
Additionally provide a kind of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up.
A kind of first embodiment frame for the device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
Figure is as shown in figure 3, the device includes：
Threshold setting module 311, the capacitor automatically waken up for setting Wireless power transmission system transmitting terminal standby mode
Incude the threshold value of variation；
Capacitive sensing module 312, detection capacitive sensing variation, obtains capacitive sensing changing value；
Control module 313, for judging whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changes
Value is not more than threshold value, executes the function of capacitive sensing module, otherwise executes the function of switching module；
Switching module 314 automatically wakes up for Wireless power transmission system transmitting terminal standby mode.
General Wireless power transmission system transmitting terminal includes power module, control module, drive module, inverter module and anti-
Module is presented, the present invention further includes threshold setting module 311, capacitive sensing compared to general Wireless power transmission system transmitting terminal
Module 312 and switching module 314, while control module 313 also increases the function of judging capacitance variations.Capacitive sensing mould
Block 312 is output to control module 313 by acquisition capacitance variations and by this capacitance variations, and control module 313 judges system
Standby mode should be kept still to wake up from standby mode.When Wireless power transmission system wakes up, control module 313
Transmitting coil is switched in energy transmitting circuit by control switching module 314, and system enters the transmission process of energy.Work shape
Under state, power module is that all modules are powered by the control of control module 313, and control module 313 exports PWM to driving mould
Block, transmitting coil emitted energy to receiving end；Under standby mode, power module is only control module by the control of control module 313
313 and capacitive sensing module 312 power, stop as other module for power supply, while control module stops PWM output, emits at this time
The transmitting of coil noenergy.
A kind of second embodiment knot for the device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention
For composition as shown in Fig. 4 A to Fig. 4 D, the capacitive sensing module 312 of the device includes capacitive sensing component, capacitance variations collector
312a and peripheral circuit, capacitive sensing component are transmitting coil 312b, induction coil 312c, inductive disks 312d or induction point
312e；The transmission mode for sending the capacitance variations on transmitting coil 312b is down trigger, the inquiry of level rising edge, electricity
The inquiry or digital communication of flat failing edge.
The transmission mode of a variety of capacitive sensing components and capacitance variations is provided in the present embodiment, using energy transmitting coil
Time sharing shared mode can save the component of system with capacitive sensing component, reduce cost, and can reduce coiler part layout
Difficulty；Capacitive sensing component is also an option that self, component need to be placed near energy transmitting coil, can be line
Circle form, rectangular or circular or other shapes, coil can be bigger than transmitting coil, it is also possible to and it is smaller than transmitting coil, or
Person is equal to the size of transmitting coil and transmitting coil is bound together；Component can also be the form of inductive disks.It can be directed to
The actual size and manufacturing process of Wireless power transmission system transmitting terminal select suitable embodiment, and each in the present embodiment
The structure of kind of electronic component is smart, small in size, technology maturation, all smaller to the volume and cost impact of transmitting terminal and of the invention
It goes without doing for receiving end any change.
In a kind of 3rd embodiment for the device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention,
It is built-in with noise reduction algorithm in the control module 313, control module judges that the capacitance variations are after receiving capacitance variations
It is no be greater than threshold value before pass through noise reduction algorithm to the capacitance variations received carry out processing avoid false triggering.
Influence of the noise reduction algorithm to reduce transmission of the environment to induction system and capacitance variations in the present embodiment, specifically
Noise reduction algorithm prior art very abundant, details are not described herein again.
A kind of fourth embodiment for the device that Wireless power transmission system transmitting terminal standby mode automatically wakes up of the present invention is such as
Shown in Fig. 5, switch 315 is provided between capacitive sensing component and capacitance variations collector 312a, the control module 313 passes through
The switching module 314 controls the switch 315, when switching module 314 is by Wireless power transmission system transmitting terminal standby mode
It automatically wakes up, when starting the energy transmitting of transmitting coil 312b, while controlling the switch 315 and disconnecting, cut off capacitance variations
The channel read and sent.At the end of the energy transmitting of transmitting coil 312b, Wireless power transmission system transmitting terminal enters standby
State, the switch 315 are closed, and the channel for being connected to the reading of capacitance variations and sending executes the capacitive sensing module 312
Function.
In the transmission process of energy, inductive loop is possible to have energy-sensitive and comes in cause energy loss and coil hair
Heat selects the connection or disconnection of inductive loop according to the standby or working condition of system, can reduce energy by the design of switch
Consumption, can also extend the service life of electronic component.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Within the technical scope disclosed by the invention, any changes or substitutions that can be easily thought of by any people for being familiar with the technology, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (6)
1. a kind of method that Wireless power transmission system transmitting terminal standby mode automatically wakes up, which is characterized in that including：
The threshold value for the capacitance variations that S1, setting Wireless power transmission system transmitting terminal standby mode automatically wake up；
S2, detection capacitive sensing variation, obtain capacitive sensing changing value；
S3, judge whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changing value is not more than threshold value, execute
Step S2, it is no to then follow the steps S4；
S4, Wireless power transmission system transmitting terminal standby mode automatically wake up；
After the Wireless power transmission system transmitting terminal standby mode automatically wakes up, further include：
Judge whether receiving end is legal, if so, to the receiving end emitted energy, otherwise, return step S2；
It is described to after the receiving end emitted energy, further include：
Stop detection capacitive sensing variation；
If terminated to the receiving end emitted energy, if preset time is waited not have receiving end to receive energy, setting is wireless
Electrical power transmission system transmitting terminal enters standby mode, and return step S2；Wherein, the preset time is by wireless power transmission system
The built-in control module of system determines.
2. the method that a kind of Wireless power transmission system transmitting terminal standby mode according to claim 1 automatically wakes up,
It is characterized in that, it is described to judge whether the capacitive sensing changing value specifically includes greater than threshold value：
The capacitive sensing changing value is handled by noise reduction algorithm, whether judgement treated capacitive sensing variation is greater than
Threshold value.
3. the method that a kind of Wireless power transmission system transmitting terminal standby mode according to claim 1 automatically wakes up,
It is characterized in that, the detection capacitive sensing variation is to pass through single-point or the variation of multiple spot capacitive sensing component detection capacitive sensing.
4. a kind of device that Wireless power transmission system transmitting terminal standby mode automatically wakes up, which is characterized in that including：
Threshold setting module, the capacitive sensing variation automatically waken up for setting Wireless power transmission system transmitting terminal standby mode
Threshold value；
Capacitive sensing module obtains capacitive sensing changing value for detecting capacitive sensing variation；
Control module, for judging whether the capacitive sensing changing value is greater than threshold value, if the capacitive sensing changing value is little
In threshold value, the function of capacitive sensing module is executed, otherwise executes the function of switching module；
Switching module automatically wakes up for Wireless power transmission system transmitting terminal standby mode；
The control module further includes judging unit, for judging whether receiving end is legal, if so, emitting to the receiving end
Otherwise energy executes the function of capacitive sensing module；
The capacitive sensing module includes capacitive sensing component, capacitance variations collector and peripheral circuit, the capacitive sensing group
Switch is provided between part and capacitance variations collector, the switch is controlled by switching module, described to send out to the receiving end
It penetrates after energy, further includes：
Switching module controls the switch and disconnects, and stops detection capacitive sensing variation；
If terminated to the receiving end emitted energy, energy, switching module are received without receiving end if waited for a period of time
Setting Wireless power transmission system transmitting terminal enters standby mode, and closes the switch described in control, executes capacitive sensing module
Function.
5. the device that a kind of Wireless power transmission system transmitting terminal standby mode according to claim 4 automatically wakes up,
It is characterized in that, the capacitive sensing component is single-point capacitive sensing component or multiple spot capacitive sensing component.
6. the device that a kind of Wireless power transmission system transmitting terminal standby mode according to claim 4 automatically wakes up,
It is characterized in that, the control module further includes noise reduction unit, described to judge whether the capacitive sensing changing value is greater than threshold value tool
Body includes：
The capacitive sensing changing value is handled by noise reduction unit, whether judgement treated capacitive sensing variation is greater than
Threshold value.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156490.XA CN104124767B (en) | 2013-04-28 | 2013-04-28 | The method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up |
| PCT/CN2013/085462 WO2014176874A1 (en) | 2013-04-28 | 2013-10-18 | Method and device for automatic wakeup of wireless electric power transmission system transmitting end from standby state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156490.XA CN104124767B (en) | 2013-04-28 | 2013-04-28 | The method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up |
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| Publication Number | Publication Date |
|---|---|
| CN104124767A CN104124767A (en) | 2014-10-29 |
| CN104124767B true CN104124767B (en) | 2018-11-16 |
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| CN201310156490.XA Active CN104124767B (en) | 2013-04-28 | 2013-04-28 | The method and apparatus that Wireless power transmission system transmitting terminal standby mode automatically wakes up |
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| CN (1) | CN104124767B (en) |
| WO (1) | WO2014176874A1 (en) |
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| CN106325624B (en) * | 2015-06-30 | 2020-09-29 | 西安中兴新软件有限责任公司 | Terminal and awakening method thereof |
| CN105759682A (en) * | 2016-02-03 | 2016-07-13 | 深圳市有方科技股份有限公司 | Wireless wakeup system and method, controller and controlled device |
| CN108366415B (en) * | 2018-02-07 | 2021-04-13 | 海信集团有限公司 | Method and equipment for supplying power to LPWA equipment |
| CN113155613B (en) * | 2021-04-22 | 2022-10-14 | 中煤科工集团重庆研究院有限公司 | Transmission device and method for transmitting electromagnetic waves through concrete |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5734254A (en) * | 1996-12-06 | 1998-03-31 | Hewlett-Packard Company | Battery pack and charging system for a portable electronic device |
| CN102449874A (en) * | 2009-05-25 | 2012-05-09 | 皇家飞利浦电子股份有限公司 | Method and device for detecting a device in a wireless power transmission system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4649430B2 (en) * | 2007-03-20 | 2011-03-09 | セイコーエプソン株式会社 | Non-contact power transmission device |
| JP5484686B2 (en) * | 2008-03-31 | 2014-05-07 | パナソニック株式会社 | Electronic device, charger, and electronic device charging system |
| CN202094682U (en) * | 2011-06-17 | 2011-12-28 | 电子科技大学 | Non-contact mobile phone charger |
-
2013
- 2013-04-28 CN CN201310156490.XA patent/CN104124767B/en active Active
- 2013-10-18 WO PCT/CN2013/085462 patent/WO2014176874A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5734254A (en) * | 1996-12-06 | 1998-03-31 | Hewlett-Packard Company | Battery pack and charging system for a portable electronic device |
| CN102449874A (en) * | 2009-05-25 | 2012-05-09 | 皇家飞利浦电子股份有限公司 | Method and device for detecting a device in a wireless power transmission system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014176874A1 (en) | 2014-11-06 |
| CN104124767A (en) | 2014-10-29 |
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