CN104201734B - Charging system, charging bogey and wearable device - Google Patents
Charging system, charging bogey and wearable device Download PDFInfo
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- CN104201734B CN104201734B CN201410398451.5A CN201410398451A CN104201734B CN 104201734 B CN104201734 B CN 104201734B CN 201410398451 A CN201410398451 A CN 201410398451A CN 104201734 B CN104201734 B CN 104201734B
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Abstract
The invention discloses a kind of charging device, including：Charge bogey, and the charging bogey includes power supply, charged state indicating circuit, the first contact zone being sequentially connected；Wearable device, the wearable device includes the second contact zone, charging circuit, the battery being sequentially connected；After power supply is powered, charged state indicating circuit shows charged state, and by the first contact zone the second contact zone of contact connection, charging circuit starts to charge to battery.By the above-mentioned means, the situation that the present invention can not have electricity completely in wearable device shows charged state, user is reminded using charging device, independent of wearable device, it is to avoid user takes for equipment fault or operating mistake.
Description
Technical field
The present invention relates to charging equipment field, more particularly to charging system, charging bogey and wearable device.
Background technology
With being on the increase for wearable device, use of the people to wearable device is also more frequent, for electronic equipment, fills
Electricity is unavoidable.
Prior art is entered after battery is inserted into charging equipment in the state of battery does not have electricity completely, then by charging equipment plug-in
And when being charged to battery, a few minutes cell voltage is needed because the voltage of the battery under this state is very low, after charging
It can raise, the corresponding charged state indicating circuit of charging equipment could be opened, charging indicates to show.This will make to user
Into charging equipment failure, it is impossible to the illusion of charging, or think that incorrect cause of the mode of operation of oneself can not charge.
The content of the invention
The present invention solves the technical problem of provide a kind of charging system, charging bogey and wearable device, energy
It is enough to show charged state in time in the case where wearable device does not have electricity or low battery completely.
In order to solve the above technical problems, one aspect of the present invention is：A kind of charging system is provided, including：
Charge bogey, and charging bogey includes power interface, charged state indicating circuit, the first contact zone being sequentially connected；
Wearable device, wearable device includes the second contact zone, charging circuit, the battery being sequentially connected；Wherein, the first contact zone be used for
Second contact zone is electrically connected, and in charging, power interface connects extraneous power supply, and charged state indicating circuit connects according to power interface
Lead to external world's power supply and show charged state, and the display of charged state is not rely on the size of battery electric quantity or whether there is, and fills
Circuit starts to charge to battery.
Wherein, the first input block, the first display unit, boosting that charged state indicating circuit includes being sequentially connected are single
Member, the first output unit, the first input block connection power interface, the first output unit connect the first contact zone；First input
Unit is used to access voltage；First display unit is used to show charged state immediately after the first input block access voltage, and
Independent of battery electric quantity size or whether there is；Boosting unit is used for boost circuit voltage to specified threshold；First output unit
User's output size is the burning voltage of specified threshold；
Wherein, display unit includes：Light emitting diode and the first electric capacity；The first end connection input block of light emitting diode
And first electric capacity first end, the first electric capacity the second end ground connection；Boosting unit includes：Boost chip, inductance, the second electric capacity,
First resistor and second resistance；Wherein, boost chip includes CS pins, VIN pins, SW pins, FB pins, GND pin, and CS draws
Pin connects input block, the second end of VIN pin connecting luminous diodes, and SW pins connect the first end of inductance, the of inductance
The first end of two ends connection output unit, the first end of first resistor and the second electric capacity, the second of FB pins connection first resistor
End and the first end of second resistance, the second end of GND pin connection second resistance and the second end of the second electric capacity, GND pin connect
Ground.
Wherein, charged state indicating circuit includes the second display unit, is sequentially connected the second input block, comparing unit
And second output unit, the second input block connection power interface, the second output unit connects the first contact zone, and the second display is single
Member the second input block of connection and comparing unit；Wherein, the second input block is used to access voltage；Second output unit is used for defeated
Go out burning voltage；Comparing unit is used for the voltage difference for comparing the second input block and the second output unit, and controls second to show
Unit；Second display unit is used to show charged state.
Wherein, the first contact zone includes positive and negative two metal contacts；In positive metal contact connection power interface just
Pole, bears the negative pole in metal contact connection power interface；Second contact zone includes resetting RST, input 5V_IN, ground connection GND tri-
Individual metal contact；Wherein, when the input positive metal contact of 5V_IN connections charges to charging circuit, metal is born in ground connection GND connections
Contact point is grounded, the first loop of charging circuit formation.
Wherein, wearable device includes a RST circuits, and the first end connection of RST circuits resets RST metal contacts, RST electricity
The second end ground connection on road；Wherein, when input 5V_IN contact points connect positive metal contact, reset RST connections and bear metal contact
Ground connection, charging circuit and RST circuits formation second servo loop.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of charging carrying is provided
Device.
Wherein, charging bogey includes power interface, charged state indicating circuit, the first contact zone being sequentially connected；
Wherein, after power interface is powered, charged state indicating circuit shows charged state, and passes through the first contact zone contact connection periphery
Equipment charge；In charging, power interface connects extraneous power supply, and charged state indicating circuit connects extraneous electricity according to power interface
Source and show charged state, and charged state display be not rely on ancillary equipment battery electric quantity size or whether there is.
Wherein, the first input block, the first display unit, boosting that charged state indicating circuit includes being sequentially connected are single
Member, the first output unit, the first input block connection power supply, the first output unit connect the first contact zone；
Wherein, the first input block is used to access voltage；First display unit is used to access voltage in the first input block
Show charged state immediately afterwards, be not rely on the size of battery electric quantity or whether there is；Boosting unit is arrived for boost circuit voltage
Specified threshold；First output unit user output size is the burning voltage of specified threshold.
Wherein, charged state indicating circuit includes the second display unit, is sequentially connected the second input block, comparing unit
And second output unit, the second input block connection power interface, the second output unit connects the first contact zone, and the second display is single
Member the second input block of connection and comparing unit；
Wherein, the second input block is used to access voltage；Second output unit is used to export burning voltage；Comparing unit is used
In the voltage difference for comparing the second input block and the second output unit, and control the second display unit；Second display unit is used for
Show charged state.
The beneficial effects of the invention are as follows：The situation of prior art is different from, the present invention on charging bogey by setting
Charged state indicating circuit is put, makes just show charged state when power supply is being connected, is not rely on the electricity of charging equipment
Amount, it is to avoid cause equipment fault or the incorrect illusion of mode of operation to user.
Brief description of the drawings
Fig. 1 is the structural representation of charging system first embodiment of the present invention；
Fig. 2 is the schematic flow sheet of charging system first embodiment of the present invention；
Fig. 3 is the structural representation of charging system second embodiment of the present invention；
Fig. 4 is the schematic flow sheet of charging system second embodiment of the present invention；
Fig. 5 is the specific implementation circuit of charging system second embodiment of the present invention；
Fig. 6 is the structural representation of the embodiment of charging system the 3rd of the present invention；
Fig. 7 is the schematic flow sheet of the embodiment of charging system the 3rd of the present invention；
Fig. 8 is the specific implementation circuit of the embodiment of charging system the 3rd of the present invention；
Fig. 9 is the structural representation of the embodiment of charging system the 4th of the present invention；
Figure 10 is the structural representation of present invention charging bogey first embodiment.
Embodiment
Refering to Fig. 1, charging system first embodiment of the present invention includes：
Charge bogey 110, and charging bogey 110 includes power interface 111, the charged state instruction being sequentially connected
Circuit 112, the first contact zone 113；
Wearable device 120, wearable device 120 includes the second contact zone 121, charging circuit 122, the battery being sequentially connected
123；
As shown in Fig. 2 the specific implementation step of present embodiment is as follows：
Step 201：First contact zone 113 is electrically connected with the second contact zone 121；
First contact zone 113 and the second contact zone 121 use conductive metallic material, and the mode of electrical connection can be contact zone
Elastic Contact, a wherein contact zone can also be arranged to groove contact connection；First contact zone 113 could be arranged to fix
Or moveable form adapts to the contact zone of different wearable devices to prepare contact.
Step 202：Power interface 111 is powered；
Power interface 111 can be conventional power source interface or USB interface, can also by integrated power line or
The plug of similar universal charger is replaced.
Step 203：Charged state indicating circuit 112 shows charged state, and charging circuit 122 starts to charge to battery 123.
Charged state indicating circuit 112 can show charged state immediately when power interface 111 is powered, and can also pass through
Increase detection electric circuit inspection electric current shows charged state when charging circuit 122 starts and battery 123 is charged, and shows charged state
General LED can be used, it would however also be possible to employ other luminous or sounding can play the device of warning function；
Meanwhile, step 201 can be exchanged with step 202.
Prior art is different from, present embodiment makes by setting charged state indicating circuit on charging bogey
Charged state can be just shown when power supply is being connected, the electricity of charging equipment is not rely on, it is to avoid cause equipment to user
Failure or the incorrect illusion of mode of operation.
Refering to Fig. 1 and Fig. 3, charging system second embodiment of the present invention includes：
Charge bogey 110, and charging bogey 110 includes power interface 111, the charged state instruction being sequentially connected
Circuit 112, the first contact zone 113；
Wearable device 120, wearable device 120 includes the second contact zone 121, charging circuit 122, the battery being sequentially connected
123；
Wherein, charged state indicating circuit 112 includes the first input block 1121, the first display unit being sequentially connected
1122nd, boosting unit 1123, the first output unit 1124, the first input block 1121 connection power interface 111, the first output are single
Member 1124 connects the first contact zone 113；
As shown in figure 4, the specific implementation step of present embodiment is as follows：
Step 401：First input block 1121 accesses voltage；
Step 402：The display charging immediately after the first input block 1121 access voltage of first display unit 1122
State；
First display unit can use general LED, it would however also be possible to employ other luminous or sounding can
Play the device of warning function.
Step 403：The boost circuit voltage of boosting unit 1123 is to specified threshold；
Electric current produces pressure drop after the first display unit 1122, boosting unit 1123 be used to bring the voltage up return to it is suitable
Given voltage threshold value for wearable device.The boosting unit 1123 can be the circuit or transforming circuit of boost chip composition
Etc. the circuit for playing boosting.
Step 404：The output size of first output unit 1124 is the burning voltage of specified threshold.
As shown in figure 5, a specific implementation circuit of present embodiment includes：
The first input block 1121, the first display unit 1122, boosting unit 1123, the first output unit being sequentially connected
1124；
Display unit 1122 includes the electric capacity 502 of light emitting diode 501 and first；The first end connection of light emitting diode 501
The first end of the electric capacity 502 of input block 1121 and first, the second end ground connection of the first electric capacity 502；
Boosting unit 1123 includes：Boost chip 503, inductance 504, the second electric capacity 507, the electricity of first resistor 505 and second
Resistance 506；
Wherein, boost chip 503 includes CS pins, VIN pins, SW pins, FB pins, GND pin, and the connection of CS pins is defeated
Enter unit 1121, the second end of VIN pins connecting luminous diode 501, SW pins connect the first end of inductance 504, inductance 504
The second end connection output unit 1124, the first end of the first end of first resistor 505 and the second electric capacity 506, the connection of FB pins
Second end of first resistor 505 and the first end of second resistance 506, GND pin connect the second end and second of second resistance 506
Second end of electric capacity 507, GND pin ground connection.
Wherein, 5V_IN connections power interface 111, there is voltage and current input, and light emitting diode 501 can work, hair
It is bright, indicate charging；Voltage is reduced after light emitting diode 501 is luminous, and selection boost chip 503 boosts to 5V, boost chip 503
Output current can be exported according to the demand of load, voltage stabilization output 5V, will not be supported and be dragged down；5V_OUT connects by first
Touch area 113 to be connected on the second contact zone 121 of wearable device 120, that is, three metal dots leaked outside, you can charging.
The embodiment of the circuit as shown in figure 4, repeat no more here；The circuit is intended only as citing, is this embodiment party
A kind of implementing circuit in formula, is not intended to limit the protection domain of present embodiment.
Prior art is different from, present embodiment is using increase display unit and boosting unit directly between input and output
Mode, can show charged state while switching on power, boosting unit also can when stabilized input voltage reach it is satisfied
Charging effect；So that electricity of the display unit independent of wearable device, even if wearable device does not have electricity completely, can also show charging shape
State, it is to avoid user takes for equipment fault or operating mistake.
Refering to Fig. 1 and Fig. 6, the 3rd embodiment of charging system of the present invention includes：
Charge bogey 110, and charging bogey 110 includes power interface 111, the charged state instruction being sequentially connected
Circuit 112, the first contact zone 113；
Wearable device 120, wearable device 120 includes the second contact zone 121, charging circuit 122, the battery being sequentially connected
123；
Wherein, the second input block that charged state indicating circuit 112 includes the second display unit 1129, is sequentially connected
1126th, the output unit 1128 of comparing unit 1127 and second, the second input block 1126 connection power interface 111, the second output
Unit 1128 connects the first contact zone 113, and the second display unit 1129 connects the second input block 1126 and comparing unit 1127；
As shown in fig. 7, the specific implementation step of present embodiment is as follows：
Step 701：Second input block 1126 accesses voltage；
Step 702：Second output unit 1128 exports burning voltage；
Step 703：Comparing unit 1127 compares the voltage difference of the second input block 1126 and the second output unit 1128, and
The second display unit 1129 is controlled to show charged state；
After the second input block 1126 access power interface 111 is powered, electric current flows into second by comparing unit 1127
Output unit 1128, comparing unit 1127 then flows into the electricity of comparing unit 1127 and outflow comparing unit 1127 by comparing electric current
Potential difference come determine whether electric current pass through, if electric current by then control the second display unit 1129 show charged state；I.e.
Only when electric current flows through comparing unit 1127, the second display unit 1129 just shows charged state, in other words, is only filling
When electric, the second display unit 1129 just shows charged state.
Step 704：Second display unit 1129 shows charged state.
As shown in figure 8, a specific implementation circuit of present embodiment includes：
The first end connection input voltage 5V_IN of resistance 802, the second end connection output voltage 5V_OUT of resistance 802, electricity
The first end of resistance 802 is also connected with the IN+ pins of comparator 801, and the IN- that the second end of resistance 802 is also connected with comparator 801 draws
Pin, the OUT pins of comparator 801 connect the grid of metal-oxide-semiconductor 803, and the source ground of metal-oxide-semiconductor 803, the drain electrode of metal-oxide-semiconductor passes through one
The resistance 805 of light emitting diode 804 and one connects input voltage 5V_IN, and remaining circuit structure is as shown in Figure 8.
Wherein, 5V_OUT is connected by resistance 802 after 5V_IN accesses voltage to charge to wearable device, resistance 802
Resistance very little, does not influence output voltage；The electric current at the two ends of resistance 802 passes through the IN+ pins and IN- pins of comparator 801 respectively
Flow into and be compared, when the no electric current of resistance 802 flows through, that is, do not start to charging or charging complete, comparator 801
OUT pins there is no electric current output, i.e. metal-oxide-semiconductor 803 to be not turned on, light emitting diode 804 does not show charged state；Work as resistance
802 when having the electric current to flow through, i.e., charge, the OUT pins of comparator 801 have electric current output, and by the amplification of comparator 801
Effect output current is very big, and now metal-oxide-semiconductor 803 is turned on, and light emitting diode 804 shows charged state；The size of the resistance of resistance 805
It can be used for the brightness for adjusting light emitting diode 804.
The embodiment of the circuit as shown in fig. 7, repeat no more here；The circuit is intended only as citing, is this embodiment party
A kind of implementing circuit in formula, is not intended to limit the protection domain of present embodiment.
Prior art is different from, present embodiment between input and output by the way of comparing unit is directly increased, energy
It is enough electric current by when just show charged state, the electric current that display unit is detected according to comparing unit shows charging by state
State so that display unit just shows charged state in charging, wearable device is not put into or charge terminate after do not show and fill
Electricity condition；And charged state indicates the electricity independent of wearable device, even if wearable device does not have electricity completely, can also show charging
State, it is to avoid user takes for equipment fault or operating mistake.
Refering to Fig. 1 and Fig. 9, the 4th embodiment of charging system of the present invention includes：
Charge bogey 110, and charging bogey 110 includes power interface 111, the charged state instruction being sequentially connected
Circuit 112, the first contact zone 113；
Wearable device 120, wearable device 120 includes the second contact zone 121, charging circuit 122, the battery being sequentially connected
123；
Wherein, the first 113rd area of contact include positive metal contact 1132 and negative metal contact 1131；Second contact zone
121 include resetting 1213, input 1212,1,211 3 metal contacts of ground connection；
Wherein, the positive pole in the positive connection of metal contact 1132 power interface 111, bears the connection power supply of metal contact 1131
Negative pole in interface 111；
Wearable device 120 also includes a RST circuits 124, and the first end connection of RST circuits 124 resets RST metal contacts
The second end ground connection of 1213, RST circuits 124；
When input 5V_IN contact points 1212 connect positive metal contact 1132, the negative metal contact of the connection of ground connection 1211
1131, the first loop is formed, now charging circuit 122 is charged normal to battery 123；When input 5V_IN contact points 1212 are connected
Positive metal contact 1232, resets 1213 connections negative metal contact 1131, i.e. wearable device 120 reversely insertion charging carrying dress
Put in 110, now, form second servo loop, due to there is the presence of RST circuits 124, reversely insertion does not interfere with wearable device 120
Performance, but battery 123 can not be charged.
In addition, RST circuits can also increase the components such as reset chip, metal-oxide-semiconductor so that wearable device 120 is immersed in the water
Can normal work.
The specific implementation step of present embodiment is similar with the first embodiment of charging system of the present invention, no longer goes to live in the household of one's in-laws on getting married here
State.
Prior art is different from, present embodiment is inserted or set to direction by increasing RST circuits in wearable device
Played a protective role during standby immersion water, and charged state indicates the electricity independent of wearable device, even if wearable device is complete
It is not electric, it can also show charged state, it is to avoid user takes for equipment fault or operating mistake.
Refering to Figure 10, the first embodiment of present invention charging bogey includes：
Power interface 1001, charged state indicating circuit 1002, the first contact zone 1003 being sequentially connected；
Wherein, charged state indicating circuit 1002 can be that charged state refers in second embodiment or the 3rd embodiment
Show any of circuit or other circuits with instruction charged state function.
The specific implementation step of present embodiment is similar with first, second embodiment of charging system of the present invention, here
Repeat no more.
Prior art is different from, present embodiment is using increase display unit and boosting unit directly between input and output
Mode, can show charged state while switching on power, boosting unit also can when stabilized input voltage reach it is satisfied
Charging effect；So that electricity of the display unit independent of wearable device, even if wearable device does not have electricity completely, can also show charging shape
State, it is to avoid user takes for equipment fault or operating mistake.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, is included within the scope of the present invention.
Claims (4)
1. a kind of charging system, it is characterised in that including：
Charge bogey, and the charging bogey includes the power interface being sequentially connected, charged state indicating circuit, first
Contact zone；
Wearable device, the wearable device includes the second contact zone, charging circuit, the battery being sequentially connected；
Wherein, first contact zone is used to electrically connect with second contact zone, and in charging, the power interface connects outer
Boundary's power supply, the charged state indicating circuit connects extraneous power supply according to the power interface and shows charged state, and institute
The display for stating charged state is not rely on the size of the battery electric quantity or whether there is, and the charging circuit starts to the battery
Charging；
Wherein, the first input block, the first display unit, boosting that the charged state indicating circuit includes being sequentially connected are single
Member, the first output unit, first input block connect the power interface, the first output unit connection described first
Contact zone；
Wherein, first input block is used to access voltage；
First display unit includes：Light emitting diode and the first electric capacity；Wherein, the first end connection of the light emitting diode
The first end of the input block and first electric capacity, the second end ground connection of first electric capacity；
The boosting unit is used for boost circuit voltage to be included to specified threshold：Boost chip, inductance, the second electric capacity, the first electricity
Resistance and second resistance；Wherein, the boost chip includes CS pins, VIN pins, SW pins, FB pins, GND pin, the CS
Pin connects input block, and the VIN pins connect the second end of the light emitting diode, and the SW pins connect the inductance
First end, the second end of the inductance connects the first end of the output unit, the first end of first resistor and the second electric capacity,
The FB pins connect the second end of the first resistor and the first end of the second resistance, and the GND pin connection is described
Second end of second resistance and the second end of the second electric capacity, the GND pin ground connection；
First output unit is used for the burning voltage that output size is the specified threshold.
2. charging system according to claim 1, it is characterised in that
First contact zone includes positive and negative two metal contacts；
Wherein, the positive metal contact connects the positive pole in the power interface, and the negative metal contact connects the electricity
Negative pole in source interface；
Second contact zone includes resetting RST, input 5V_IN, ground connection tri- metal contacts of GND；
The wearable device includes a RST circuits, and the first end of the RST circuits connects the reset RST metal contacts, institute
State the second end ground connection of RST circuits；
When the positive metal contact of the input 5V_IN connections charges to the charging circuit, the ground connection GND connections negative gold
Belong to contact point ground connection, first loop of charging circuit formation；
When the input 5V_IN contact points connect positive metal contact, the reset RST connections negative metal contact connects
Ground, the charging circuit and RST circuits formation second servo loop.
3. one kind charging bogey, it is characterised in that the charging bogey includes power interface, the charging being sequentially connected
Condition indication circuit, the first contact zone；
Wherein, after the power interface is powered, the charged state indicating circuit shows charged state, and is connect by described first
Touch area's contact connection ancillary equipment charging；
In charging, the power interface connects extraneous power supply, and the charged state indicating circuit is connected according to the power interface
Extraneous power supply and show charged state, and the display of the charged state is not rely on the battery electric quantity of the ancillary equipment
Size or whether there is；
Wherein, the first input block, the first display unit, boosting that the charged state indicating circuit includes being sequentially connected are single
Member, the first output unit, first input block connect the power interface, the first output unit connection described first
Contact zone；
Wherein, first input block is used to access voltage；
First display unit includes：Light emitting diode and the first electric capacity；Wherein, the first end connection of the light emitting diode
The first end of the input block and first electric capacity, the second end ground connection of first electric capacity；
The boosting unit is used for boost circuit voltage to be included to specified threshold：Boost chip, inductance, the second electric capacity, the first electricity
Resistance and second resistance；Wherein, the boost chip includes CS pins, VIN pins, SW pins, FB pins, GND pin, the CS
Pin connects input block, and the VIN pins connect the second end of the light emitting diode, and the SW pins connect the inductance
First end, the second end of the inductance connects the first end of the output unit, the first end of first resistor and the second electric capacity,
The FB pins connect the second end of the first resistor and the first end of the second resistance, and the GND pin connection is described
Second end of second resistance and the second end of the second electric capacity, the GND pin ground connection；
First output unit is used for the burning voltage that output size is the specified threshold.
4. charging bogey according to claim 3, it is characterised in that
First contact zone includes positive and negative two metal contacts；
Wherein, the positive metal contact connects the positive pole in the power interface, and the negative metal contact connects the electricity
Negative pole in source interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410398451.5A CN104201734B (en) | 2014-08-13 | 2014-08-13 | Charging system, charging bogey and wearable device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410398451.5A CN104201734B (en) | 2014-08-13 | 2014-08-13 | Charging system, charging bogey and wearable device |
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| CN104201734A CN104201734A (en) | 2014-12-10 |
| CN104201734B true CN104201734B (en) | 2017-08-11 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877495A (en) * | 2009-04-30 | 2010-11-03 | 深圳富泰宏精密工业有限公司 | Charging indication circuit and portable electronic device applying same |
| CN201829991U (en) * | 2010-11-02 | 2011-05-11 | 丛东升 | Intelligent mobile phone battery charger |
| CN201839019U (en) * | 2009-08-24 | 2011-05-18 | 珈伟太阳能科技(上海)有限公司 | Low-voltage boosting charge device |
| CN202856409U (en) * | 2012-10-10 | 2013-04-03 | 惠州市米琦通信设备有限公司 | Mobile phone boost charging wire and mobile phone charging system |
| CN103151818A (en) * | 2013-03-21 | 2013-06-12 | 上海斐讯数据通信技术有限公司 | Charging indicating system |
-
2014
- 2014-08-13 CN CN201410398451.5A patent/CN104201734B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877495A (en) * | 2009-04-30 | 2010-11-03 | 深圳富泰宏精密工业有限公司 | Charging indication circuit and portable electronic device applying same |
| CN201839019U (en) * | 2009-08-24 | 2011-05-18 | 珈伟太阳能科技(上海)有限公司 | Low-voltage boosting charge device |
| CN201829991U (en) * | 2010-11-02 | 2011-05-11 | 丛东升 | Intelligent mobile phone battery charger |
| CN202856409U (en) * | 2012-10-10 | 2013-04-03 | 惠州市米琦通信设备有限公司 | Mobile phone boost charging wire and mobile phone charging system |
| CN103151818A (en) * | 2013-03-21 | 2013-06-12 | 上海斐讯数据通信技术有限公司 | Charging indicating system |
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| CN104201734A (en) | 2014-12-10 |
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