CN204858641U - Charger data line and charger - Google Patents
Charger data line and charger Download PDFInfo
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- CN204858641U CN204858641U CN201520542056.XU CN201520542056U CN204858641U CN 204858641 U CN204858641 U CN 204858641U CN 201520542056 U CN201520542056 U CN 201520542056U CN 204858641 U CN204858641 U CN 204858641U
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Abstract
The utility model relates to a charger data line, include: the input interface, input detection circuitry for detect arrival current, first detection control circuit for electric current to on the output channel detects, and controls an output channel's break -make, the output interface, the second detects control circuit for electric current to on the 2nd output channel detects, and controls the 2nd output channel's break -make, wireless transmitting circuit for be connected and carry out wireless charging to electronic equipment with electronic equipment, and main control circuit for generate enable signal when having the current input, thereby first measuring control circuit and second measuring control circuit switch on under enable signal's control and control an output channel respectively, the 2nd output channel switches on and carry out current detection, main control circuit still is used for controlling an output channel and the 2nd output channel's break -make. Above -mentioned charger data line has better compatibility. The utility model discloses still relate to a charger.
Description
Technical field
The utility model relates to charging control technology field, particularly relates to a kind of charging data line, also relates to a kind of charger.
Background technology
Charging data line for realizing the connection between mobile device and computer or adapter, to realize electric power therebetween and transfer of data.Traditional charging data line only has simple ducting capacity, and its output current type is single, compatible poor, the charge requirement of the electronic equipment (as mobile phone, panel computer etc.) with different current needs can not be met, bring inconvenience to user.
Utility model content
Based on this, be necessary to provide a kind of compatible charging data line preferably.
A kind of charging data line, for being connected to charge to electronic equipment with electronic equipment, comprising:
Input interface;
Input detecting circuit, is connected with described input interface, for detecting input current;
First detection control circuit, is arranged in the first output channel of described input interface, for carrying out detection generation first current signal to the electric current in described first output channel, and controls the break-make of described first output channel;
Output interface, is connected with described first detection control circuit, for being connected with electronic equipment and carrying out wired charging to described electronic equipment;
Second detection control circuit, is arranged in the second output channel of described input interface, for carrying out detection generation second current signal to the electric current in described second output channel, and controls the break-make of described second output channel;
Radio transmitter, is connected with described second detection control circuit, for being connected with electronic equipment and carrying out wireless charging to described electronic equipment; And
Main control circuit, is connected with described input interface, described input detecting circuit, described first detection control circuit and described second detection control circuit respectively; Described main control circuit is used for generating enable signal to described first detection control circuit and described second detection control circuit when described input detecting circuit detects and has electric current to input; The conducting thus control described first output channel, described second output channel conducting carry out current detecting respectively under the control of described enable signal of described first detection control circuit and described second detection control circuit; Described main control circuit is also for controlling according to described input current, described first current signal and the described second current signal break-make to described first output channel and described second output channel.
Wherein in an embodiment, described input interface is used for being connected with adapter or main equipment.
Wherein in an embodiment, described main control circuit is used for judging whether described output interface and described radio transmitter have electronic equipment to access according to the first current signal and the second current signal, thus turns off the output channel not accessing electronic equipment.
Wherein in an embodiment, described main control circuit, also for when judging that described output interface and described radio transmitter all have electronic equipment to access, judges whether described input current meets the charge-current demands of the electronic equipment of described output interface and the access of described radio transmitter; Described main control circuit is also for can not meet the charge-current demands of electronic equipment of described output interface and the access of described radio transmitter simultaneously during at described input current, according to pre-set priority, described input current is distributed.
Wherein in an embodiment, also comprise:
Device type testing circuit, is connected with described output interface, described main control circuit respectively, and the charging current value for the electronic equipment demand to the described output interface of access detects and exports to described main control circuit; Described main control circuit is used for generating current regulating signal according to described charging current value; And
Equipment charge arranges circuit, is connected respectively with described output interface, described main control circuit, for regulating the size of current exporting to described output interface under the control of described current regulating signal.
Wherein in an embodiment, described main control circuit also for judging the state whether corresponding output channel occurs overcurrent or be full of according to described first current signal and described second current signal, and turns off corresponding output channel when occurring overcurrent or being full of.
Wherein in an embodiment, described main control circuit also for detecting the voltage in described first output channel and described second output channel, and judges whether corresponding output channel exists short circuit or the too low state of load voltage; Described main control circuit is also for turning off corresponding output channel when judging output channel exists short circuit or load voltage is too low.
Wherein in an embodiment, described radio transmitter comprises voltage stabilizing circuit, wireless power control circuit, drive circuit and wireless transmission coil; Described voltage stabilizing circuit is connected with described second detection control circuit, described wireless power control circuit respectively; Described wireless power control circuit is connected with described drive circuit, described wireless transmission coil respectively; Described drive circuit is also connected with described wireless transmission coil; Described wireless power control circuit to be used for according to the charged state production burst bandwidth modulation signals of electronic equipment of the described wireless transmission coil of access, to control described drive circuit, realizing the adjustment of the transmitting power to described wireless transmission coil.
Wherein in an embodiment, also comprise connecting line; The input of described connecting line is connected with described input interface; First output of described connecting line is connected with described output interface; Second output of described connecting line is then as wireless transmitting terminals; Described input detecting circuit, described first detection control circuit, described second detection control circuit and described main control circuit are arranged at the input of described connecting line; Described radio transmitter is arranged at the wireless transmitting terminals of described connecting line.
A kind of charger is also provided.
A kind of charger, comprises adapter, also comprises the charging data line as described in aforementioned any embodiment.
Above-mentioned charging data line and charger, wired charging and wireless charging two kinds of charging modes can be provided simultaneously, export diversification thus the demand of the electronic equipment of different charge type can be met, better compatible, the convenience of user's use procedure can be improved.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the charging data line in an embodiment;
Fig. 2 is the theory diagram of the radio transmitter in the charging data line shown in Fig. 1;
Fig. 3 is the structural representation of the charging data line in Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Charging data line in one embodiment, for being connected to charge to electronic equipment with electronic equipment.Electronic equipment can comprise the equipment such as mobile phone, panel computer, digital camera, music player.Electronic equipment can be wired charging device, can be also wireless charging device, or has equipment that is wired and wireless charging function simultaneously.Fig. 1 is the theory diagram of the charging data line 100 in an embodiment.In the present embodiment, charging data line 100 comprises input interface 110, input detecting circuit 120, first detection control circuit 130, output interface 140, second detection control circuit 150, radio transmitter 160 and main control circuit 170.
Input interface 110 is for being connected with power-supply devices such as adapter or the main equipments comprising computer, and it can provide input current to input interface 110.Input interface 110 can be known the matching the interface type used with adapter of USB interface or other this areas.
Input detecting circuit 120 is connected with input interface 110, for detecting the input current on input interface 120, thus identifies the output current ability of the power-supply device of access.Particularly, input detecting circuit 120 is connected with the 1st pin (voltage output pin) of input interface 120, the 2nd pin (D-pin) and the 3rd pin (D+ pin) respectively.Input detecting circuit 120 can detect the output voltage of input interface 110, D+ signal and D-signal, thus realizes the detection identification of power-supply device of voltage to input interface 110, electric current and access.If the USB of standard is linked in input interface 110, input detecting circuit 120 can detect USB type automatically, detects output current ability (100mA, 500mA, 900mA, 1.5A, 2A ~ 3A etc.).
First detection control circuit 130 is arranged in the first output channel of input interface 110, and is connected between input interface 110 and output interface 140.First detection control circuit 130 is for detecting to generate the first current signal to the electric current in the first output channel.First detection control circuit 130 is also for controlling the break-make in the first output channel, and to control output interface 140, whether output current is to the electronic equipment of access.Particularly, the first detection control circuit 130 comprises the first detecting unit 132 and the first switch element 134.First detecting unit 132 is for detecting the electric current in the first output channel.First switch element 134 is for controlling the break-make of the first output channel.Wherein, the first detecting unit 132 comprises the first operational amplifier OPA1, and the first switch element 134 comprises the first PMOS Q1.The in-phase input end of the first operational amplifier OPA1 is connected with the source electrode of the first PMOS Q1 and is connected with the 1st pin of input interface 110.The inverting input of the first operational amplifier OPA1 is connected with the drain electrode of the first PMOS Q1 and is connected with output interface 140 afterwards.The output of the first operational amplifier OPA1 is connected with main control circuit 170 as the first current signal output end.The grid of the first PMOS Q1 is connected with main control circuit 170, for receiving the enable signal EN that main control circuit 170 exports, and conducting under the control of enable signal EN, and then make the first output channel conducting.
Output interface 140 is connected with the first detection control circuit 130, and for being connected with the electronic equipment of outside.Output interface 140 can carry out wired charging to the external electronic device of access.In the present embodiment, output interface 140 is USB interface.
Second detection control circuit 150 is arranged in the second output channel of input interface 110, and is connected between input interface 110 and radio transmitter 160.Second detection control circuit 150 is for detecting the electric current in the second output channel and generating the second current signal.Second detection control circuit 150 is also for controlling the break-make of the second output channel, and to control radio transmitter 160, whether output current is to the electronic equipment of access.Particularly, the second detection control circuit 150 comprises the second detecting unit 152 and second switch unit 154.Second detecting unit 152 is for detecting the electric current in the second output channel.Second switch unit 154 is for controlling the break-make of the second output channel, and wherein, the second detecting unit 152 comprises the second operational amplifier OPA2, and second switch unit 154 comprises the second PMOS Q2.The in-phase input end of the second operational amplifier OPA2 is connected with the source electrode of the second PMOS Q2 and is connected with the 1st pin of input interface 110.The inverting input of the second operational amplifier OPA2 is connected with the drain electrode of the second PMOS Q2 and is connected with output interface 160 afterwards.The output of the second operational amplifier OPA2 is connected with main control circuit 170 as the second current signal output end.The grid of the second PMOS Q2 is connected with main control circuit 170, for receiving the enable signal EN that main control circuit 170 exports, and conducting under the control of enable signal EN, and then make the first output channel conducting.
Radio transmitter 160 is connected with the second detection control circuit 150, and for carrying out wireless connections with the electronic equipment of outside, to carry out wireless charging to the electronic equipment of access.As shown in Figure 2, it comprises voltage stabilizing circuit 1602, wireless power control circuit 1604, drive circuit 1606, wireless transmission coil 1608 and indicating circuit 1610 to the theory diagram of radio transmitter 160.Wherein, voltage stabilizing circuit 1602 respectively with the input V of the second detection control circuit 150
iNconnect, for receiving the input voltage of 5V.Voltage stabilizing circuit 1602 is also connected with wireless power control circuit 1604.Voltage stabilizing circuit 1602 is low-dropout linear voltage-regulating circuit (LowDropoutLinearRegulator, LDO), can provide stable supply power voltage for wireless power control circuit 1604.Drive circuit 1606 comprises two half-bridge drive circuits (1/2BridgeDriver).Half-bridge drive circuit is connected with the output of the second detecting unit 152 of the second detection control circuit 150, and is connected with wireless transmission coil 1608.Wireless transmission coil 1608 also communicates to connect with wireless power control circuit 1604.Therefore, wireless power control circuit 1604 can generate corresponding pulse width modulating signal (PWM) according to the charged state of the electronic equipment being linked into wireless transmission coil 1608, work to control drive circuit 1606, thus realize the dynamic adjustments to the transmitting power of wireless transmission coil 1608.Further, whether wireless power control circuit 1604 can be full of the electronic equipment of access is detected, and control radio transmitter 160 enters battery saving mode, automatically to save energy consumption after filling.Indicating circuit 1610 is for indicating the operating state of radio transmitter 160.In the present embodiment, indicating circuit 1610 comprises LED, is indicated by the operating state of the state that flickers to radio transmitter 160 of LED.
See Fig. 1, main control circuit 170 is connected with input interface 110, input detecting circuit 120, first detection control circuit 130 and the second detection control circuit 150 respectively.When main control circuit 170 is for detecting that at input detecting circuit 120 input interface 110 and electric current input (namely having external equipment to access), generate enable signal EN to the first detection control circuit 130 and the second detection control circuit 150.The first switch element 134 conducting under the control of enable signal EN in first detection control circuit 130, thus control the first output channel conducting, and then power to output interface 140, to identify, whether output interface 140 has access to electronic equipment.The conducting under the control of enable signal EN of second switch unit 154 in second detection control circuit 150, thus control the second output channel conducting, and then power to radio transmitter 160, to identify, whether radio transmitter 160 there is electronic equipment to access.Main control circuit 170 also controls the first detection control circuit 130 and the second detection control circuit 150 accordingly for the input current according to input interface 110, the first current signal and the second current signal, thus the break-make of the first output channel and the second output channel is controlled, to achieve a butt joint into the charging of electronic equipment.Particularly, according to the first current signal and the second current signal, main control circuit 170 judges whether output interface 140 and radio transmitter 160 have electronic equipment to access, and the output channel not having electronic equipment to access is turned off.Such as, when judging not access electronic equipment in output interface 140, the first switch element 134 that main control circuit 170 controls in the first detection control circuit 130 ends, thus turns off the first output channel, stop powering to output interface 140, and only power to radio transmitter 160.When main control circuit 170 judges output interface 140 and radio transmitter 160 all has access to electronic equipment, main control circuit 170 can judge whether input current meets the charge-current demands of the electronic equipment of output interface 140 and radio transmitter 160 access.Main control circuit 170, when input current can not meet the charge-current demands of the electronic equipment of output interface 140 and radio transmitter 160 access simultaneously, can distribute input current according to pre-set priority.In the present embodiment, when output interface 140 and radio transmitter 160 all have access to electronic equipment, preferential output interface 140 of giving is powered.Main control circuit 170, only when there being the remaining load ability being more than or equal to 1A, allows radio transmitter 160 externally to export, to power electronic equipment, to realize the reasonable distribution of input current.
In the present embodiment, main control circuit 170 also can judge according to the first current signal and the second current signal the state that whether corresponding output channel exists overcurrent or is full of.Main control circuit 170 at overcurrent or when being full of, can turn off corresponding output channel, thus protects charging process or realize automatically being full of power down function, prevent from overcharging.Main control circuit 170 also can detect the voltage in each output channel, thus judges whether each output channel exists short circuit or the too low state of load voltage.Main control circuit 170 when there is short circuit or load voltage is too low, can turn off corresponding output channel, to realize charge protection.
Above-mentioned charging data line 100, has two output ports, can be two equipment charges simultaneously, meet the charge requirement of multiple user.Further, it both can provide wired charging also can provide wireless charging, therefore, it is possible to meet the charge requirement of the electronic equipment of different charge type, better compatible.
See Fig. 1, above-mentioned charging data line 100 also comprises device type testing circuit 180 and equipment charge arranges circuit 190.Device type testing circuit 180 is connected with output interface 140, main control circuit 170 respectively.Device type testing circuit 190 detects for the charging current value of the electronic equipment demand to access output interface 140 and exports to main control circuit 170.Particularly, device type testing circuit 180 is connected with the 1st pin (Vbus) of output interface 140, the 2nd pin (D-) and the 3rd pin (D+) respectively.Device type testing circuit 180 can detect the D+ signal of output interface 140 and D-signal and export to main control circuit 170.Main control circuit 170 generates current regulating signal according to the demand charging current value detected and arranges circuit 190 to equipment charge.Equipment charge arranges circuit 190 and adjusts the D+ signal of output interface and D-signal under the control of current regulating signal, to make the electronic equipment accessed can absorb suitable (electronic equipment set manufacturer regulation) electric current, thus obtain best charging current and charging rate.
Fig. 3 is the structural representation of the charging data line 100 shown in Fig. 1.Charging data line 100 also comprises connecting line 192.The input of connecting line 192 is connected with input interface 110, and the first output is connected with output interface 140, and the second output is then as wireless transmitting terminals 194.In the present embodiment, wireless transmitting terminals 194 forms wireless charging launching seat, for placing the electronic equipment carrying out wireless charging.Particularly, input detecting circuit 120, first detection control circuit 130, second detection control circuit 150 and main control circuit 170 are all arranged at the input of connecting line 192, and radio transmitter 160 is arranged at the second output of connecting line.Device type testing circuit 180 and equipment charge arrange the first output that 190, circuit is arranged at connecting line 192.
The utility model additionally provides a kind of charger, and it comprises adapter, also comprises the charging data line in aforementioned any embodiment.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. a charging data line, for being connected to charge to electronic equipment with electronic equipment, is characterized in that, comprising:
Input interface;
Input detecting circuit, is connected with described input interface, for detecting input current;
First detection control circuit, is arranged in the first output channel of described input interface, for carrying out detection generation first current signal to the electric current in described first output channel, and controls the break-make of described first output channel;
Output interface, is connected with described first detection control circuit, for being connected with electronic equipment and carrying out wired charging to described electronic equipment;
Second detection control circuit, is arranged in the second output channel of described input interface, for carrying out detection generation second current signal to the electric current in described second output channel, and controls the break-make of described second output channel;
Radio transmitter, is connected with described second detection control circuit, for being connected with electronic equipment and carrying out wireless charging to described electronic equipment; And
Main control circuit, is connected with described input interface, described input detecting circuit, described first detection control circuit and described second detection control circuit respectively; Described main control circuit is used for generating enable signal to described first detection control circuit and described second detection control circuit when described input detecting circuit detects and has electric current to input; The conducting thus control described first output channel, described second output channel conducting carry out current detecting respectively under the control of described enable signal of described first detection control circuit and described second detection control circuit; Described main control circuit is also for controlling according to described input current, described first current signal and the described second current signal break-make to described first output channel and described second output channel.
2. charging data line according to claim 1, is characterized in that, described input interface is used for being connected with adapter or main equipment.
3. charging data line according to claim 1, it is characterized in that, described main control circuit is used for judging whether described output interface and described radio transmitter have electronic equipment to access according to the first current signal and the second current signal, thus turns off the output channel not accessing electronic equipment.
4. charging data line according to claim 3, it is characterized in that, described main control circuit, also for when judging that described output interface and described radio transmitter all have electronic equipment to access, judges whether described input current meets the charge-current demands of the electronic equipment of described output interface and the access of described radio transmitter; Described main control circuit is also for can not meet the charge-current demands of electronic equipment of described output interface and the access of described radio transmitter simultaneously during at described input current, according to pre-set priority, described input current is distributed.
5. charging data line according to claim 1, is characterized in that, also comprises:
Device type testing circuit, is connected with described output interface, described main control circuit respectively, and the charging current value for the electronic equipment demand to the described output interface of access detects and exports to described main control circuit; Described main control circuit is used for generating current regulating signal according to described charging current value; And
Equipment charge arranges circuit, is connected respectively with described output interface, described main control circuit, for regulating the size of current exporting to described output interface under the control of described current regulating signal.
6. charging data line according to claim 1, it is characterized in that, described main control circuit also for judging the state whether corresponding output channel occurs overcurrent or be full of according to described first current signal and described second current signal, and turns off corresponding output channel when occurring overcurrent or being full of.
7. charging data line according to claim 1, it is characterized in that, described main control circuit also for detecting the voltage in described first output channel and described second output channel, and judges whether corresponding output channel exists short circuit or the too low state of load voltage; Described main control circuit is also for turning off corresponding output channel when judging output channel exists short circuit or load voltage is too low.
8. charging data line according to claim 1, is characterized in that, described radio transmitter comprises voltage stabilizing circuit, wireless power control circuit, drive circuit and wireless transmission coil; Described voltage stabilizing circuit is connected with described second detection control circuit, described wireless power control circuit respectively; Described wireless power control circuit is connected with described drive circuit, described wireless transmission coil respectively; Described drive circuit is also connected with described wireless transmission coil; Described wireless power control circuit to be used for according to the charged state production burst bandwidth modulation signals of electronic equipment of the described wireless transmission coil of access, to control described drive circuit, realizing the adjustment of the transmitting power to described wireless transmission coil.
9. charging data line according to claim 1, is characterized in that, also comprises connecting line; The input of described connecting line is connected with described input interface; First output of described connecting line is connected with described output interface; Second output of described connecting line is then as wireless transmitting terminals; Described input detecting circuit, described first detection control circuit, described second detection control circuit and described main control circuit are arranged at the input of described connecting line; Described radio transmitter is arranged at the wireless transmitting terminals of described connecting line.
10. a charger, comprises adapter, it is characterized in that, also comprise as arbitrary in claim 1 ~ 9 as described in charging data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542056.XU CN204858641U (en) | 2015-07-23 | 2015-07-23 | Charger data line and charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520542056.XU CN204858641U (en) | 2015-07-23 | 2015-07-23 | Charger data line and charger |
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| Publication Number | Publication Date |
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| CN204858641U true CN204858641U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520542056.XU Active CN204858641U (en) | 2015-07-23 | 2015-07-23 | Charger data line and charger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098890A (en) * | 2015-07-23 | 2015-11-25 | 深圳市华宝新能源有限公司 | Charging data line and charger |
| CN105471041A (en) * | 2015-12-22 | 2016-04-06 | 张志平 | Inductance type power supply data line and manufacturing method therefor |
-
2015
- 2015-07-23 CN CN201520542056.XU patent/CN204858641U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098890A (en) * | 2015-07-23 | 2015-11-25 | 深圳市华宝新能源有限公司 | Charging data line and charger |
| CN105098890B (en) * | 2015-07-23 | 2018-08-03 | 深圳市华宝新能源股份有限公司 | Charging data line and charger |
| CN105471041A (en) * | 2015-12-22 | 2016-04-06 | 张志平 | Inductance type power supply data line and manufacturing method therefor |
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Address after: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Tong Sheng Hua Jia East community Fanlu anda science and Technology Industrial Park building seven, second layers and five layers on the south side of three Patentee after: Shenzhen Huabao new energy Limited by Share Ltd Address before: Baoan District Dalang street, Shenzhen city of Guangdong province with 518000 wins Hua Fan Road, anda Industrial Park Community Building 2 floor 7 Patentee before: SHENZHEN HUABAO NEW ENERGY CO., LTD. |