CN206726080U - Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit - Google Patents
Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit Download PDFInfo
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- CN206726080U CN206726080U CN201720423579.1U CN201720423579U CN206726080U CN 206726080 U CN206726080 U CN 206726080U CN 201720423579 U CN201720423579 U CN 201720423579U CN 206726080 U CN206726080 U CN 206726080U
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- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
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- Automation & Control Theory (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
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Abstract
The utility model provides a kind of mu balanced circuit and the power supply circuit with the mu balanced circuit, remote control, wherein, the mu balanced circuit (100) includes controller (1) and at least two triode (Q1, Q2), also include the flows resistance (R1 of the corresponding emitter stage for being connected on each triode, R2), it is connected in parallel between triode described in wherein at least two, the base stage of at least two triodes after parallel connection connects the control terminal of the controller, emitter stage is connected to input power (Vcc), and the colelctor electrode of at least two triodes after parallel connection is connected to back-end hardware module (3).The utility model can realize flowing and exporting stable voltage for triode.
Description
Technical field
It the utility model is related to electronic circuit field, more particularly to a kind of mu balanced circuit and the power supply with the mu balanced circuit
Circuit, remote control.
Background technology
At present, LDO (low dropout regulator, low pressure difference linear voltage regulator) circuits answering as mu balanced circuit
With relatively broad.Existing LDO circuit is divided into two classes, and one kind is to be integrated with the chip of LDO controllers and triode, another kind of to be
LDO controllers is integrated in the chips, but triode is not integrated in chip, it is necessary to which the external triode of user, is controlled by LDO
LDO functions are realized in the cooperation of device and triode.
In the LDO circuit for needing external triode, it is understood that there may be single triode can not meet the situation of performance requirement,
Such as the rated current deficiency of mu balanced circuit, then multiple (at least two) triodes in parallel are needed, to meet the electricity of mu balanced circuit
Stream demand., may be due to difference, the temperature of each triode itself if multiple triodes simply are carried out into simple parallel connection
The factors such as change influence, and cause the electric current for flowing through each triode after parallel connection to have differences, some occur under extreme case
The electric current very little that triode flows through, and the very big situation for even exceeding its rated current of the electric current that some triodes flow through, when long
Between work after occur triode damage problem, and then influence LDO circuit service life.
Utility model content
The utility model provides a kind of mu balanced circuit and power supply circuit, remote control with the mu balanced circuit.
Specifically, the utility model is achieved by the following technical solution：
According to first aspect of the present utility model, there is provided a kind of mu balanced circuit, including controller, at least two triodes with
And the flows resistance of the emitter stage of each triode is correspondingly connected on, it is connected in parallel between triode described in wherein at least two,
The base stage of at least two triodes after parallel connection connects the control terminal of the controller, and emitter stage is connected to input power,
And the colelctor electrode of at least two triodes after parallel connection is connected to back-end hardware module.
Alternatively, the flows resistance resistance of the emitter stage series connection of at least two triodes is equal.
Alternatively, the controller is LDO controllers, and the LDO controllers include detecting signal unit, the signal inspection
Survey signal of the unit in the base stage or colelctor electrode of at least two triodes after detecting the parallel connection.
Alternatively, the mu balanced circuit also includes feedback circuit, for detect it is described it is in parallel after at least two described three
Signal in the base stage or colelctor electrode of pole pipe, and the signal detected is extremely sent to the controller；
The base stage or colelctor electrode of at least two triodes after the input connection parallel connection of the feedback circuit,
The output end of the feedback circuit connects the controller.
Alternatively, the feedback circuit includes comparator, after the input connection parallel connection of the comparator at least
The base stage or colelctor electrode of two triodes, the connection controller of the output of the comparator.
Alternatively, the input power with it is described it is in parallel after at least two triodes emitter stage between be also connected with
There is the first electric capacity of ground connection.
Alternatively, the colelctor electrode of at least two triodes is also associated with the second electric capacity of ground connection after being connected.
Alternatively, at least two triodes are PNP.
According to second aspect of the present utility model, there is provided a kind of power supply circuit, including input power and above-mentioned voltage stabilizing electricity
Road, the mu balanced circuit are connected with the input power.
According to the third aspect of the present utility model, there is provided a kind of remote control, including back-end hardware module and above-mentioned power supply
Circuit, the power supply circuit are connected with the back-end hardware module.
The technical scheme provided from above the utility model embodiment, the utility model pass through in triode in parallel
The emitter stage of each triode connect respectively flows resistance so that it is equal to flow through the electric current of each triode, so as to reduce simultaneously
The situation that circuit excess occur at least two triodes of connection occurs, and ensures the life-span of triode, final to ensure there is the voltage stabilizing
The life-span of the equipment of circuit；Also, after the cooperation parallel connection for passing through controller and at least two triodes in parallel at least
The output voltage of the colelctor electrode of two triodes maintains required voltage swing, and then carries out stabilization for back-end hardware module
Power supply.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The utility model can be limited.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, without having to pay creative labor, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of mu balanced circuit shown in the utility model embodiment；
Fig. 2 is the structural representation for another mu balanced circuit that the utility model embodiment one goes out；
Fig. 3 is the structural representation for another mu balanced circuit that the utility model embodiment two goes out；
Fig. 4 is also a kind of structural representation of mu balanced circuit that the utility model embodiment two goes out；
Fig. 5 is the structural representation of the power supply circuit shown in the utility model embodiment；
Fig. 6 is the structural representation of the remote control shown in the utility model embodiment.
Reference：
100：Mu balanced circuit；
Vcc：Input power；Vout：Output voltage；
1：Controller；2：Feedback circuit；3：Back-end hardware module；
Q1：First triode；Q2：Second triode；
R1：First flows resistance；R2：Second flows resistance；
C1、C2、C3、C4、C5、C6：Ground capacity.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent apparatus and method of some aspects being described in detail in appended claims, of the present utility model.
It is only merely for the purpose of description specific embodiment in the term that the utility model uses, and is not intended to be limiting this reality
With new." one kind ", " described " and "the" of singulative used in the utility model and appended claims
It is intended to include most forms, unless context clearly shows that other implications.It is also understood that term used herein " and/
Or " refer to and any or all may be combined comprising the associated list items purposes of one or more.
It will be appreciated that though various information may be described using term first, second, third, etc. in the utility model,
But these information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, not
In the case of departing from the scope of the utility model, the first information can also be referred to as the second information, and similarly, the second information can also
It is referred to as the first information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or
" when ... " or " in response to determining ".
Below in conjunction with the accompanying drawings, to mu balanced circuit 100 of the present utility model and with the mu balanced circuit 100 power supply circuit,
Remote control is described in detail.In the case where not conflicting, the feature in following embodiment and embodiment can be mutual group
Close.
Referring to Fig. 1, a kind of mu balanced circuit 100 of the utility model embodiment offer, including controller 1, at least two 3
Pole pipe and be correspondingly connected on each triode emitter stage flows resistance.Wherein, between at least two triodes simultaneously
Connection connection, the base stage of at least two triodes after parallel connection connect the control terminal of the controller 1, and emitter stage is connected to defeated
Enter power Vcc, and the colelctor electrode of at least two triodes after parallel connection is connected to back-end hardware module 3.
In the present embodiment, the controller 1 be used to obtaining it is described it is in parallel after at least two transistor bases or
Signal (hereinafter referred to as base signal or collector signal) on colelctor electrode, when the controller 1 judges the base stage letter
Number or collector signal when being more than or less than preset reference value, then output adjusts the base signal or collector signal
Equal at least two transistor bases after control signal to the parallel connection of the preset reference value.
The mu balanced circuit 100 of the present embodiment is by by the base stage of at least two triodes or the letter of colelctor electrode after parallel connection
Number feed back to controller 1, so as to controlled by controller 1 it is described it is in parallel after at least two triodes base stage, to cause
The base signal or collector signal and preset reference value are equal in magnitude, so that at least two described three after parallel connection
It (is that back-end hardware module 3 works required power supply that the output voltage Vout of the colelctor electrode of pole pipe, which maintains required voltage swing,
Voltage), and then carry out stable power-supplying for back-end hardware module 3.
Also, the mu balanced circuit 100 of the present embodiment also passes through the emitter stage point of each triode in triode in parallel
Do not connect flows resistance, so as to form negative-feedback, when the electric current for flowing through a certain triode is excessive, the effect of negative-feedback can cause
Its electric current flowed through reduces, and the electric current for flowing through the less triode of electric current originally can become big, finally pass through each three pole
The current difference of pipe is smaller, more balanced, i.e., the mu balanced circuit enables to the electric current for flowing through each triode equal (i.e.
Stream), and reduce the situation that circuit excess occur at least two triodes in parallel and occur, ensure the life-span of triode, it is final to protect
The life-span of equipment of the card with the mu balanced circuit.
Wherein, either collector signal is voltage or current signal to the base signal, the preset reference value according to
The voltage swing that the output voltage Vout of the colelctor electrode of at least two triodes after the parallel connection is actually required is determined.
The input power Vcc is battery or the circuit module for accessing civil power, so as to be provided for the mu balanced circuit 100
Input voltage, the input voltage of the input voltage is converted to stable output voltage Vout by the mu balanced circuit 100.
In the present embodiment, at least two triode is two, respectively the first triode Q1 and the second triode Q2.
Wherein, the first triode Q1 base stage is connected with the second triode Q2 base stage, the first triode Q1 colelctor electrode and the two or three
Pole pipe Q2 colelctor electrode is connected, and the first triode Q1 emitter stage is connected corresponding equal respectively with the second triode Q2 emitter stage
It is connected after leakage resistance, so as to realize being connected in parallel for two triodes.
The first triode Q1 and the second triode Q2 can be PNP type triode.So as to ensure the one or three pole as far as possible
Pipe Q1 and the second triode Q2 parameter are consistent, are flowed with being better achieved
Corresponding with the quantity of the triode again referring to Fig. 1, the flows resistance is also two, and respectively first is equal
Leakage resistance R1 and the second flows resistance R2.Wherein, the first flows resistance R1 is connected to the emitter stage of the first triode Q1, institute
State the emitter stage that the second flows resistance R2 is connected to the second triode Q2.
Connected respectively the first flows resistance R1 and second resistance in the first triode Q1 and the second triode Q2 emitter stage
R2, so as to form respective negative-feedback.Assuming that flow through the first triode Q1 electric current increase, then the pressure drop meeting in first resistor
Become big, cause the electric current for flowing through the first triode Q1 to reduce, meanwhile, flowing through the second triode Q2 electric current can increase, final stream
Electric current through the first triode Q1 and the second triode Q2 is of substantially equal.
Further to ensure that the size of current for flowing through the first triode Q1 and the second triode Q2 is consistent, described first flows
Resistance R1 and the second flows resistance R2 resistance are equal.
Table 1 is in the first triode Q1 and the second triode Q2 emitter stage series connection flows resistance and in the one or three pole
Under the equal flows resistance both of these case of pipe Q1 and the second triode Q2 emitter stage series connection resistance, the first triode Q1 is flowed through
With the second triode Q2 size of current.
Table 1
| Flows resistance without series connection | Increase the flows resistance of series connection | |
| Q1 | 170mA (units：Milliampere) | 86mA |
| Q2 | 0.3mA | 86mA |
As shown in Table 1, in the equal flows resistance of the first triode Q1 and the second triode Q2 emitter stage series connection resistance
Afterwards so that it is equal to flow through the first triode Q1 and the second triode Q2 size of current, so as to reduce the first triode Q1 and
Two triode Q2 are because actually flow through electric current causes to damage beyond rated current.
In the present embodiment, controller 1 can be divided into the LDO controllers for being internally integrated signal detection module and inside does not integrate
There are other controllers of signal detection module.The control implement body of embodiment one and embodiment two respectively to both types is explained
State.
Embodiment one
Referring to Fig. 2, the controller 1 is LDO controllers, and the LDO controllers (do not show including detecting signal unit in figure
Show).The base stage or collection of at least two triodes after the input connection parallel connection of wherein described detecting signal unit
Electrode, for detect it is described it is in parallel after at least two triodes base stage or colelctor electrode on signal.That is LDO controllers
The detecting signal unit being internally integrated by it obtain it is described it is in parallel after at least two triodes base stage or current collection
Signal on extremely, so as to which the base stage of at least two triodes after the parallel connection be adjusted, to cause the parallel connection
Stable output voltage Vout is exported at least two transistor collectors afterwards.
Embodiment two
The controller 1 is controller 1 in addition to LDO controllers, such as ARM (Advanced RISC Machines,
Risc microcontroller), single-chip microcomputer or the ASIC (Application such as AVR (RISC reduced instruction set computers 8-bit High-Speed Microcontroller)
Specific Integrated Circuit, application specific integrated circuit) chip etc., the controller 1 of the type does not typically include signal
Detection unit.Referring to Fig. 3, in embodiment two, the mu balanced circuit 100 also includes feedback circuit 2, the feedback circuit 2 it is defeated
Enter the base stage or colelctor electrode of at least two triodes after the end connection parallel connection, the output end of the feedback circuit 2 connects
Connect controller 1.Base stage or colelctor electrode of the feedback circuit 2 at least two triodes after detecting the parallel connection
Signal, and by the signal detected to sending to the controller 1.
Alternatively, the feedback circuit 2 includes comparator (not marked in figure), described in the input connection of the comparator
The base stage or colelctor electrode of at least two triodes after parallel connection, the connection controller 1 of the output of the comparator.Example
Such as, it is described referring to Fig. 4, the colelctor electrode of at least two triodes after the input connection parallel connection of the comparator
The voltage (hereinafter referred to as collector voltage) of the colelctor electrode of at least two triodes after parallel connection inputs the comparator, by
The comparator by the branch pressure voltage compared with predeterminated voltage, if the collector voltage be more than or less than benchmark electricity
Pressure, the comparator then exports trigger signal (such as high level or low level) to the controller 1, to trigger the control
The output of device 1 adjusts the collector voltage equal to described at least two after control signal to the parallel connection of the reference voltage
The base stage of triode so that it is described it is in parallel after the output voltage Vout of colelctor electrode of at least two triodes be institute
Need voltage swing.In the present embodiment, the reference voltage is the current collection of at least two triodes after the parallel connection
Extremely required voltage swing.For example, the collection of at least two triodes after feedback circuit 2 detects the parallel connection
The output voltage Vout of electrode is less than reference voltage value, then exports low level to controller 1, exported and caused with trigger controller 1
The control signal of the base current increase of at least two triodes after the parallel connection, so that after the parallel connection extremely
The output voltage Vout of the colelctor electrode of two triodes is increased to equal with the reference voltage less, and then is back-end hardware
Module 3 provides stable supply voltage.
Alternatively, the feedback circuit 2 also includes bleeder circuit (not shown), and the input of the bleeder circuit connects
The base stage or colelctor electrode of at least two triodes after the parallel connection are connect, at least two three poles after the parallel connection
After the voltage of the base stage of pipe or colelctor electrode carries out partial pressure, by branch pressure voltage input comparator, by comparator by the branch pressure voltage with
Reference voltage is compared, if the branch pressure voltage is more than or less than reference voltage, the comparator then exports trigger signal
To the controller 1, to trigger the control signal that the output of controller 1 adjusts the branch pressure voltage and is equal to the predeterminated voltage
The base stage of at least two triodes after to the parallel connection, so that at least two triodes after the parallel connection
The output voltage Vout of colelctor electrode be required voltage swing.In the present embodiment, the reference voltage and the back-end hardware
The supply voltage that module 3 works required is related.
With reference to Fig. 1 to Fig. 4, to be filtered to the input voltage inputted described in the input power Vcc, with the voltage stabilizing
The interference of the input of circuit 100, the input power Vcc with it is described it is in parallel after at least two triodes emitter stage it
Between be also associated with the first filter circuit.Alternatively, first filter circuit includes the first electric capacity of ground connection.To reach preferably
Filter effect, the first electric capacity of the ground connection can be multigroup, for example, two groups (C5~C6 in figure).Alternatively, first filtering
Circuit can RC filter circuits.
In the present embodiment, the output voltage Vout for the colelctor electrode at least two triodes after the parallel connection enters
Row filtering, the colelctor electrodes of at least two triodes are also associated with the second filter circuit after being connected.Alternatively, second filter
Wave circuit includes the second electric capacity of ground connection.To reach preferably filter effect, the second electric capacity of the ground connection can be multigroup, example
Such as, four groups (C1~C4 in figure).Alternatively, second filter circuit can RC filter circuits.
One substitute implementation in, the flows resistance being connected on the emitter stage of each triode can be moved to often
The colelctor electrode of individual triode is corresponding to connect, and so as to realize the stream effect of at least two triodes, but flows resistance is connected on
What the colelctor electrode of each triode can reach flows emitter stage of the effect not as flows resistance to be connected on to each triode.
It also should be noted that at least two triodes can be NPN type triode, connected in above-mentioned implementation
Flows resistance on each transistor emitter need to be moved to the colelctor electrode of corresponding triode, and be in series with flows resistance
The input power Vcc is connected after the colelctor electrode parallel connection of at least two triodes, after the emitter stage parallel connection of at least two triodes
Output voltage is to back-end hardware module 3, so as to carry out stable power-supplying, other structures and above-mentioned at least two for back-end hardware module 3
Individual triode is that NPN type triode is similar.
Above-mentioned mu balanced circuit 100 may be applicable to export the power supply circuit of burning voltage.
Referring to Fig. 5, a kind of power supply circuit of the utility model embodiment offer, the power supply circuit includes input power Vcc
, will be defeated by mu balanced circuit 100 and above-mentioned mu balanced circuit 100, the mu balanced circuit 100 are connected with the input power Vcc
Enter the voltage conversion of power Vcc into stable output voltage Vout, so as to provide stable voltage source for back-end hardware module 3.
It is noted that above-mentioned power supply circuit can be applied to various equipment, for example, remote control is (in remote control
WiFi module etc.).
Referring to Fig. 6, a kind of remote control provided by the utility model, including back-end hardware module 3 and above-mentioned power supply circuit,
The power supply circuit is connected with the back-end hardware module 3.Specifically, the mu balanced circuit 100 of the power supply circuit with it is described after
Hardware module 3 (such as WiFi module) is held to be connected, so as to provide stable voltage for the back-end hardware module 3.
The remote control can be used for the work of the equipment such as control unmanned plane, model car or robot.The present embodiment, it is described distant
Control dedicated remote control of the device for control unmanned plane.
The back-end hardware module 3 can be the circuit for producing remote signal, such as WiFi module etc..
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements done etc., the utility model should be included in
Within the scope of protection.
Claims (10)
1. a kind of mu balanced circuit, including controller and at least two triodes, it is characterised in that also each including being correspondingly connected on
The flows resistance of the emitter stage of triode, be connected in parallel between triode described in wherein at least two, it is in parallel after at least two
The base stage of the triode connects the control terminal of the controller, and emitter stage is connected to input power, and at least two after parallel connection
The colelctor electrode of the individual triode is connected to back-end hardware module.
2. mu balanced circuit as claimed in claim 1, it is characterised in that the emitter stage of at least two triodes is connected equal
Leakage resistance resistance is equal.
3. mu balanced circuit as claimed in claim 1, it is characterised in that the controller is LDO controllers, the LDO controls
Device includes detecting signal unit, base of the detecting signal unit at least two triodes after detecting the parallel connection
Signal on pole or colelctor electrode.
4. mu balanced circuit as claimed in claim 1, it is characterised in that the mu balanced circuit also includes feedback circuit, for examining
The signal surveyed in the base stage or colelctor electrode of at least two triodes after the parallel connection, and the signal detected is extremely sent
To the controller；
The base stage or colelctor electrode of at least two triodes after the input connection parallel connection of the feedback circuit, it is described
The output end of feedback circuit connects the controller.
5. mu balanced circuit as claimed in claim 4, it is characterised in that the feedback circuit includes comparator, the comparator
Input connection it is described it is in parallel after at least two triodes base stage or colelctor electrode, the company of the output of the comparator
Connect the controller.
6. mu balanced circuit as claimed in claim 1, it is characterised in that the input power with it is described it is in parallel after at least two
The first electric capacity of ground connection is also associated between the emitter stage of the triode.
7. mu balanced circuit as claimed in claim 1, it is characterised in that the colelctor electrode of at least two triodes is gone back after being connected
It is connected with the second electric capacity of ground connection.
8. the mu balanced circuit as described in any one of claim 1 to 7, it is characterised in that at least two triodes are
PNP。
9. a kind of power supply circuit, including input power, it is characterised in that the voltage stabilizing described in also including any one of claim 1 to 8
Circuit, the mu balanced circuit are connected with the input power.
10. a kind of remote control, including back-end hardware module, it is characterised in that also including the power supply circuit described in claim 9,
The power supply circuit is connected with the back-end hardware module.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423579.1U CN206726080U (en) | 2017-04-19 | 2017-04-19 | Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit |
| PCT/CN2017/088339 WO2018192081A1 (en) | 2017-04-19 | 2017-07-04 | Voltage stabilizing circuit and power supply circuit and remote control having same |
| CN201780060635.2A CN109804327B (en) | 2017-04-19 | 2017-07-04 | Voltage stabilizing circuit, power supply circuit with same and remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423579.1U CN206726080U (en) | 2017-04-19 | 2017-04-19 | Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206726080U true CN206726080U (en) | 2017-12-08 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720423579.1U Expired - Fee Related CN206726080U (en) | 2017-04-19 | 2017-04-19 | Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit |
| CN201780060635.2A Expired - Fee Related CN109804327B (en) | 2017-04-19 | 2017-07-04 | Voltage stabilizing circuit, power supply circuit with same and remote controller |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780060635.2A Expired - Fee Related CN109804327B (en) | 2017-04-19 | 2017-07-04 | Voltage stabilizing circuit, power supply circuit with same and remote controller |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN206726080U (en) |
| WO (1) | WO2018192081A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109804327A (en) * | 2017-04-19 | 2019-05-24 | 深圳市大疆创新科技有限公司 | Voltage regulator circuit and power supply circuit, remote controler with the voltage regulator circuit |
| CN110244815A (en) * | 2019-06-14 | 2019-09-17 | 宁波市金榜汽车电子有限公司 | A kind of inexpensive control method of automobile mounted back-sight visual system |
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| CN203057594U (en) * | 2012-10-31 | 2013-07-10 | 上海小糸车灯有限公司 | Multipath constant current LED drive circuit with protection function and circuit board structure thereof |
| CN103298222A (en) * | 2013-07-03 | 2013-09-11 | 上海顿格电子贸易有限公司 | Light-emitting diode (LED) multi-channel current-sharing circuit |
| US9912279B2 (en) * | 2015-07-27 | 2018-03-06 | Hamilton Sundstrand Corporation | Circuit with current sharing alternately switched parallel transistors |
| CN105521558A (en) * | 2015-09-29 | 2016-04-27 | 河南卓安科技有限公司 | Intelligent pulse sweating suppression instrument with load detection function and use method |
| CN105413055A (en) * | 2015-09-29 | 2016-03-23 | 河南卓安科技有限公司 | Intelligent pulse ion neck and back hidroschesis instrument |
| CN105413057A (en) * | 2015-09-29 | 2016-03-23 | 河南卓安科技有限公司 | Intelligent pulse ion armpit hidroschesis instrument |
| CN105521559A (en) * | 2015-09-29 | 2016-04-27 | 河南卓安科技有限公司 | Intelligent pulse sweating suppression instrument circuit |
| CN206726080U (en) * | 2017-04-19 | 2017-12-08 | 深圳市大疆创新科技有限公司 | Mu balanced circuit and power supply circuit, remote control with the mu balanced circuit |
-
2017
- 2017-04-19 CN CN201720423579.1U patent/CN206726080U/en not_active Expired - Fee Related
- 2017-07-04 CN CN201780060635.2A patent/CN109804327B/en not_active Expired - Fee Related
- 2017-07-04 WO PCT/CN2017/088339 patent/WO2018192081A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109804327A (en) * | 2017-04-19 | 2019-05-24 | 深圳市大疆创新科技有限公司 | Voltage regulator circuit and power supply circuit, remote controler with the voltage regulator circuit |
| CN109804327B (en) * | 2017-04-19 | 2021-05-04 | 深圳市大疆创新科技有限公司 | Voltage stabilizing circuit, power supply circuit with same and remote controller |
| CN110244815A (en) * | 2019-06-14 | 2019-09-17 | 宁波市金榜汽车电子有限公司 | A kind of inexpensive control method of automobile mounted back-sight visual system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109804327A (en) | 2019-05-24 |
| CN109804327B (en) | 2021-05-04 |
| WO2018192081A1 (en) | 2018-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 |