CN211701557U - Battery information reading device and mobile terminal - Google Patents
Battery information reading device and mobile terminal Download PDFInfo
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- CN211701557U CN211701557U CN202020476996.4U CN202020476996U CN211701557U CN 211701557 U CN211701557 U CN 211701557U CN 202020476996 U CN202020476996 U CN 202020476996U CN 211701557 U CN211701557 U CN 211701557U
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Abstract
The utility model discloses a battery information reading device and mobile terminal. The battery information reading device is used for acquiring the battery information of the mobile terminal and comprises a processor, a controller and a switch module; the switch module comprises a first input end, a second input end, a first output end, a second output end, a first control end and a second control end; the first input end and the second input end are both connected with the battery, the first output end is connected with the processor, the second output end is connected with the controller, and the first control end and the second control end are connected with the processor or the controller; in a starting state, the first control end receives an enabling signal, the first input end and the first output end form a channel, and the processor receives battery information; in the shutdown state, the second control end receives the enabling signal, the second input end and the second output end form a channel, and the controller receives the battery information. The device can acquire the battery information of the mobile terminal in the shutdown state, and the function of quick charging in the shutdown state is realized.
Description
Technical Field
The embodiment of the utility model provides a relate to terminal equipment field of making, especially relate to a battery information reading device and mobile terminal.
Background
With the development of electronic technology and communication technology, smart mobile terminals have become a necessity for people's daily work and life, and can provide various services (e.g., voice call service, video call service, information input/output service, and data storage service) to users. The mobile terminal is a portable device, and needs to be powered by a battery to maintain normal operation of the mobile terminal, and the amount of electricity waiting and the charging time of the battery directly affect the user experience.
Currently, in order to shorten the charging time of the mobile terminal, a fast charging mode is generally selected for charging when the power is low. Specifically, before charging, a Central Processing Unit (CPU) of the mobile terminal accesses the battery to obtain battery information (for example, remaining battery capacity), and if the remaining battery capacity is less than a preset value, fast charging is performed; and if the residual electric quantity is larger than the preset value, carrying out normal charging. When the mobile terminal is powered off, the power supply cannot be provided for the CPU, and the CPU cannot acquire the battery information, so that when the mobile terminal is in a power-off state, the battery information cannot be acquired, and the quick charging function cannot be realized.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a battery information reading device and mobile terminal to battery information when acquireing mobile terminal shutdown state, quick charge's function when realizing the shutdown state.
In a first aspect, an embodiment of the present invention provides a battery information reading apparatus for acquiring battery information of a mobile terminal, where the battery information reading apparatus includes a processor, a controller, and a switch module; the switch module comprises a first input end, a second input end, a first output end, a second output end, a first control end and a second control end, wherein the first input end, the first output end and the first control end are correspondingly arranged, and the second input end, the second output end and the second control end are correspondingly arranged;
the first input end and the second input end are both connected with a battery of the mobile terminal, the first output end is connected with the processor, the second output end is connected with the controller, the first control end is connected with the processor or the controller, and the second control end is connected with the processor or the controller;
the first control end is used for receiving an enable signal when the mobile terminal is in a power-on state, so that the first input end and the first output end form a path, and the processor receives the battery information;
the second control terminal is configured to receive an enable signal when the mobile terminal is in a power-off state, so that the second input terminal and the second output terminal form a path, and the controller receives the battery information.
Optionally, the controller includes a first control unit, and the first control end and the second control end are both connected to the first control unit;
the switch module comprises a first transistor and a second transistor, the first transistor comprises the first input end, the first output end and the first control end, and the second transistor comprises the second input end, the second output end and the second control end;
in the power-on state, the first control unit is configured to output an enable signal to the first control terminal and output a disable signal to the second control terminal, so that the processor receives the battery information;
in the shutdown state, the first control unit is configured to output a non-enable signal to the first control terminal and output an enable signal to the second control terminal, so that the controller receives the battery information.
Optionally, the first transistor is a PMOS, and the second transistor is an NMOS.
Optionally, the processor includes a second control unit, and the first control end and the second control end are both connected to the second control unit;
the switch module comprises a third transistor and a fourth transistor, wherein the third transistor comprises the first input terminal, the first output terminal and the first control terminal, and the fourth transistor comprises the second input terminal, the second output terminal and the second control terminal;
in the power-on state, the second control unit is configured to output an enable signal to the first control terminal and output a disable signal to the second control terminal, so that the processor receives the battery information;
in the shutdown state, the second control unit is configured to output a non-enable signal to the first control terminal and output an enable signal to the second control terminal, so that the controller receives the battery information.
Optionally, the third transistor is an NMOS, and the fourth transistor is a PMOS.
Optionally, the controller includes a first control unit, the processor includes a second control unit, the first control end is connected to the second control unit, and the second control end is connected to the first control unit;
the switch module comprises a fifth transistor and a sixth transistor, the fifth transistor comprises the first input terminal, the first output terminal and the first control terminal, and the sixth transistor comprises the second input terminal, the second output terminal and the second control terminal;
in the power-on state, the first control unit is used for outputting a non-enable signal to the second control end, and the second control unit outputs an enable signal to the first control end, so that the processor receives the battery information;
in the shutdown state, the first control unit is configured to output an enable signal to the second control terminal, and the second control unit outputs a disable signal to the first control terminal, so that the controller receives the battery information.
Optionally, the fifth transistor is an NMOS, and the sixth transistor is an NMOS.
Optionally, the processor includes a first battery information acquisition unit, and the first battery information acquisition unit is connected to the first output end through a data signal line of a system management bus;
the controller comprises a second battery information acquisition unit which is connected with the second output end through a data signal line of the system management bus;
the first input end is connected with the battery through a data signal line of the system management bus, and the first input end is multiplexed as the second input end.
Optionally, the first battery information acquisition unit is further connected to the first output end through a clock signal line of a system management bus; the second battery information acquisition unit is also connected with the second output end through a clock signal line of the system management bus;
the first input end is also connected with the battery through a clock signal line of the system management bus.
In a second aspect, an embodiment of the present invention provides a mobile terminal, including any one of the voltage reduction modules provided in the first aspect, and further including a battery; the battery information reading device is connected with the battery and used for reading the battery information of the battery.
The technical scheme of the embodiment of the utility model, through setting up treater, controller and switch module, switch module's first input and second input all are connected with mobile terminal's battery, switch module's first output is connected with the treater, switch module's second output is connected with the controller, switch module's first control end is connected with treater or controller, switch module's second control end is connected with treater or the controller, in the power-on state, switch module's first control end receives the enable signal, switch module's first input and first output form the route, the treater receives battery information; in a shutdown state, the second control end of the switch module receives the enabling signal, the second input end and the second output end of the switch module form a channel, and the controller receives the battery information.
Drawings
Fig. 1 is a schematic structural diagram of a battery information reading apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a schematic structural diagram of a battery information reading apparatus according to an embodiment of the present invention. As shown in fig. 1, the battery information reading apparatus 100 is used for acquiring battery information of a mobile terminal, and the battery information reading apparatus 100 includes a processor 110, a controller 120 and a switch module 130; the switch module 130 includes a first input terminal IN1, a second input terminal IN2, a first output terminal OUT1, a second output terminal OUT2, a first control terminal C1 and a second control terminal C2, wherein the first input terminal IN1 and the first output terminal OUT1 are disposed corresponding to the first control terminal C1, and the second input terminal IN2 and the second output terminal OUT2 are disposed corresponding to the second control terminal C2.
The first input terminal IN1 and the second input terminal IN2 are both connected to the battery 140 of the mobile terminal, the first output terminal OUT1 is connected to the processor 110, the second output terminal OUT2 is connected to the controller 120, the first control terminal C1 is connected to the processor 110 or the controller 120, and the second control terminal C2 is connected to the processor 110 or the controller 120.
A first control terminal C1, configured to receive an enable signal when the mobile terminal is IN a power-on state, so that the first input terminal IN1 and the first output terminal OUT1 form a path, and the processor 110 receives the battery information; IN the power-off state, the second control terminal C2 is configured to receive an enable signal when the mobile terminal is IN the power-off state, so that the second input terminal IN2 and the second output terminal OUT2 form a path, and the controller 120 receives the battery information.
Illustratively, as shown in fig. 1, the first control terminal C1 is connected to the processor 110, and the second control terminal C2 is connected to the controller 120. When the mobile terminal is IN the power-on state, the processor 110 is IN the working state and outputs a high level signal, and the first control terminal C1 of the switch module 130 receives the high level signal to turn on the first input terminal IN1 and the first output terminal OUT1, i.e., turn on the battery 140 and the processor 110, so that the processor 110 can receive the battery information sent by the battery 140; when the mobile terminal is IN the power-off state, the controller 120 is IN the working state and outputs a high signal, and the second control terminal C2 of the switch module 130 receives the high signal to turn on the second input terminal IN2 and the second output terminal OUT2, i.e., to turn on the battery 140 and the controller 120, so that the controller 120 can receive the battery information sent by the battery 140. In other embodiments, the first control terminal C1 may be connected to the controller 120, and the second control terminal C2 may be connected to the controller 120; or the first control terminal C1 is connected with the processor 110, and the second control terminal C2 is connected with the processor 110; the following examples are described in detail.
In the embodiment of the application, when the mobile terminal is in a power-on state, after the first control terminal receives the enable signal, the first input terminal and the first output terminal form a path, so that the processor receives battery information; when the mobile terminal is in a shutdown state, after the second control terminal receives the enabling signal, the second input terminal and the second output terminal form a channel, so that the controller receives the battery information, therefore, no matter the mobile terminal is in the startup state or the shutdown state, the battery information can be acquired, and the function of quickly charging the mobile terminal when the mobile terminal is shutdown is realized.
Optionally, fig. 2 is a schematic structural diagram of another battery information reading apparatus provided in an embodiment of the present invention. As shown in fig. 2, the controller 120 includes a first control unit 121, and the first control terminal G1 and the second control terminal G2 are connected to the first control unit 120.
The switch module includes a first transistor Q1 and a second transistor Q2, the first transistor Q1 includes a first input terminal S1, a first output terminal D1 and a first control terminal G1, and the second transistor Q2 includes a second input terminal D2, a second output terminal S2 and a second control terminal G2.
In the power-on state, the first control unit 121 is configured to output an enable signal to the first control terminal G1 and output a disable signal to the second control terminal G2, so that the processor 110 receives the battery information; in the power-off state, the first control unit 121 is configured to output a disable signal to the first control terminal G1 and output an enable signal to the second control terminal G2, so that the controller 120 receives the battery information.
Specifically, the first transistor Q1 is a PMOS, the second transistor Q2 is an NMOS, when the mobile terminal is in a power-on state, the controller 120 is in a stop state, the first control unit 121 outputs a low level signal, after the first control terminal G1 receives the low level signal, the first transistor Q1 is turned on, the battery 140 and the processor 110 are turned on, therefore, the processor 110 can receive battery information sent by the battery 140, and meanwhile, after the second control terminal G2 receives the low level signal, the second transistor Q2 is turned off, and the battery 140 and the controller 120 are turned off; when the mobile terminal is in a power-off state, the controller 120 is in an operating state, the first control unit 121 outputs a high level signal, the first transistor Q1 is turned off and the battery 140 and the processor 110 are turned off after the first control terminal G1 receives the high level signal, and meanwhile, the second transistor Q2 is turned on and the battery 140 and the controller 120 are turned on after the second control terminal G2 receives the high level signal, so that the controller 120 can receive battery information sent by the battery 140.
Optionally, fig. 3 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention. As shown in fig. 3, the processor 110 includes a second control unit 111, and the first control terminal G3 and the second control terminal G4 are connected to the second control unit 111.
The switch module includes a third transistor Q3 and a fourth transistor Q4, the third transistor Q3 includes a first input terminal D3, a first output terminal S3 and a first control terminal G3, and the fourth transistor Q4 includes a second input terminal S4, a second output terminal D4 and a second control terminal G4.
In the power-on state, the second control unit 111 is configured to output an enable signal to the first control terminal G3 and output a disable signal to the second control terminal G4, so that the processor 110 receives the battery information; in the power-off state, the second control unit 111 is configured to output a disable signal to the first control terminal G3 and output an enable signal to the second control terminal G4, so that the controller 120 receives the battery information.
Specifically, the third transistor Q3 is an NMOS, the fourth transistor Q4 is a PMOS, when the mobile terminal is in the power-on state, the processor 110 is in the working state, the second control unit 111 outputs a high-level signal, after the first control terminal G3 receives the high-level signal, the third transistor Q3 is turned on, the battery 140 and the processor 110 are turned on, so that the processor 110 can receive the battery information sent by the battery 140, and at the same time, after the second control terminal G4 receives the high-level signal, the fourth transistor Q4 is turned off, and the battery 140 and the controller 120 are turned off; when the mobile terminal is in a power-off state, the processor 110 is in a stop state, the second control unit 111 outputs a low level signal, the third transistor Q3 is turned off and the battery 140 and the processor 110 are disconnected after the first control terminal G3 receives the low level signal, and meanwhile, the fourth transistor Q4 is turned on and the battery 140 and the controller 120 are turned on after the second control terminal G4 receives the low level signal, so that the controller 120 can receive battery information sent by the battery 140.
Optionally, fig. 4 is a schematic structural diagram of another battery information reading apparatus provided in an embodiment of the present invention. As shown in fig. 4, the controller 120 includes a first control unit 121, the processor 110 includes a second control unit 111, the first control terminal G5 is connected with the second control unit 111, and the second control terminal G6 is connected with the first control unit 121.
The switch module includes a fifth transistor Q5 and a sixth transistor Q6, the fifth transistor Q5 includes a first input terminal D5, a first output terminal S5 and a first control terminal G5, and the sixth transistor Q6 includes a second input terminal D6, a second output terminal S6 and a second control terminal G6.
In the power-on state, the first control unit 121 is configured to output a disable signal to the second control terminal G6, and the second control unit 111 outputs an enable signal to the first control terminal G5, so that the processor 110 receives the battery information; in the power-off state, the first control unit 121 is configured to output an enable signal to the second control terminal G6, and the second control unit 111 outputs a disable signal to the first control terminal G5, so that the controller 120 receives the battery information.
Specifically, the fifth transistor Q5 is an NMOS, the sixth transistor Q6 is an NMOS, when the mobile terminal is in the power-on state, the processor 110 is in the operating state, the second control unit 111 outputs a high level signal, after the first control terminal G5 receives the high level signal, the fifth transistor Q5 is turned on, the battery 140 and the processor 110 are turned on, so that the processor 110 can receive the battery information sent by the battery 140, meanwhile, the controller 120 is in the stop operating state, the first control unit 121 outputs a low level signal, after the second control terminal G6 receives the low level signal, the sixth transistor Q6 is turned off, and the battery 140 and the controller 120 are turned off; when the mobile terminal is in a power-off state, the processor 110 is in a stop state, the second control unit 111 outputs a low level signal, the fifth transistor Q5 is turned off after the first control terminal G5 receives the low level signal, the battery 140 and the processor 110 are disconnected, meanwhile, the controller 120 is in an operating state, the first control unit 121 outputs a high level signal, the sixth transistor Q6 is turned on after the second control terminal G6 receives the high level signal, the battery 140 and the controller 120 are turned on, and therefore, the controller 120 can receive battery information sent by the battery 140.
Optionally, fig. 5 is a schematic structural diagram of another battery information reading apparatus according to an embodiment of the present invention. As shown in fig. 5, the processor 110 includes a first battery information collecting unit 112, and the first battery information collecting unit 112 is connected to the first output terminal OUT1 through a DATA signal line SMBUS _ DATA of the system management bus; the controller 120 includes a second battery information collecting unit 122, and the second battery information collecting unit 122 is connected to the second output terminal OUT2 through a DATA signal line SMBUS _ DATA of the system management bus.
The first input terminal IN1 is connected to the battery 140 through the data signal line SMBUS _ CLK of the system management bus, and the first input terminal IN1 is multiplexed as a second input terminal.
Specifically, both the processor 110 and the controller 120 communicate with the battery 140 via a System Management Bus (SMBUS) protocol, where the SMBUS includes a data signal line and a clock signal line, both of which are bi-directional, and both of which are high when the Bus is idle. When the SMBUS _ CLK is at the high level, the SMBUS _ DATA transitions from the high level to the low level, indicating the start of the DATA transfer signal; when the SMBUS _ CLK is high, the transition of the SMBUS _ DATA from low to high indicates the end of the DATA transfer.
Further, with continued reference to fig. 5, the first battery information collecting unit 112 is also connected to the first output terminal OUT1 through a clock signal line SMBUS _ CLK of the system management bus; the second battery information collection unit 122 is also connected to the second output terminal OUT2 through a clock signal line SMBUS _ CLK of the system management bus, and the first input terminal IN1 is also connected to the battery 140 through a clock signal line SMBUS _ CLK of the system management bus.
Based on the same inventive concept, the embodiment of the present invention further provides a mobile device, which includes any one of the battery information reading devices provided in the above application embodiments.
Fig. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention. As shown in fig. 6, the mobile terminal 200 includes a battery information reading apparatus 100 and a battery 140; the battery information reading device 100 is connected to the battery 140 and reads battery information of the battery.
Specifically, the output end of the battery 140 is connected to the input end of the battery information reading apparatus 100, and the battery information reading apparatus 100 acquires the battery information of the battery 140 through the SMBUS. The embodiment of the present invention provides a mobile terminal 200, which has the beneficial effects of the battery information reading apparatus 100 in the above embodiments, and is not repeated here. In a specific implementation, the mobile terminal 200 may be a mobile phone, a tablet computer, a notebook computer, and the like, which is not particularly limited in the embodiment of the present invention.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A battery information reading device is used for obtaining battery information of a mobile terminal and is characterized by comprising a processor, a controller and a switch module; the switch module comprises a first input end, a second input end, a first output end, a second output end, a first control end and a second control end, wherein the first input end, the first output end and the first control end are correspondingly arranged, and the second input end, the second output end and the second control end are correspondingly arranged;
the first input end and the second input end are both connected with a battery of the mobile terminal, the first output end is connected with the processor, the second output end is connected with the controller, the first control end is connected with the processor or the controller, and the second control end is connected with the processor or the controller;
the first control end is used for receiving an enable signal when the mobile terminal is in a power-on state, so that the first input end and the first output end form a path, and the processor receives the battery information;
the second control terminal is configured to receive an enable signal when the mobile terminal is in a power-off state, so that the second input terminal and the second output terminal form a path, and the controller receives the battery information.
2. The battery information reading apparatus according to claim 1, wherein the controller includes a first control unit, and the first control terminal and the second control terminal are both connected to the first control unit;
the switch module comprises a first transistor and a second transistor, the first transistor comprises the first input end, the first output end and the first control end, and the second transistor comprises the second input end, the second output end and the second control end;
in the power-on state, the first control unit is configured to output an enable signal to the first control terminal and output a disable signal to the second control terminal, so that the processor receives the battery information;
in the shutdown state, the first control unit is configured to output a non-enable signal to the first control terminal and output an enable signal to the second control terminal, so that the controller receives the battery information.
3. The battery information reading apparatus according to claim 2, wherein the first transistor is PMOS and the second transistor is NMOS.
4. The battery information reading apparatus according to claim 1, wherein the processor includes a second control unit, and the first control terminal and the second control terminal are both connected to the second control unit;
the switch module comprises a third transistor and a fourth transistor, wherein the third transistor comprises the first input terminal, the first output terminal and the first control terminal, and the fourth transistor comprises the second input terminal, the second output terminal and the second control terminal;
in the power-on state, the second control unit is configured to output an enable signal to the first control terminal and output a disable signal to the second control terminal, so that the processor receives the battery information;
in the shutdown state, the second control unit is configured to output a non-enable signal to the first control terminal and output an enable signal to the second control terminal, so that the controller receives the battery information.
5. The battery information reading apparatus according to claim 4, wherein the third transistor is an NMOS and the fourth transistor is a PMOS.
6. The battery information reading apparatus according to claim 1, wherein the controller includes a first control unit, the processor includes a second control unit, the first control terminal is connected to the second control unit, and the second control terminal is connected to the first control unit;
the switch module comprises a fifth transistor and a sixth transistor, the fifth transistor comprises the first input terminal, the first output terminal and the first control terminal, and the sixth transistor comprises the second input terminal, the second output terminal and the second control terminal;
in the power-on state, the first control unit is used for outputting a non-enable signal to the second control end, and the second control unit outputs an enable signal to the first control end, so that the processor receives the battery information;
in the shutdown state, the first control unit is configured to output an enable signal to the second control terminal, and the second control unit outputs a disable signal to the first control terminal, so that the controller receives the battery information.
7. The battery information reading apparatus according to claim 6, wherein the fifth transistor is an NMOS, and the sixth transistor is an NMOS.
8. The battery information reading device according to claim 1, wherein the processor includes a first battery information acquisition unit connected to the first output terminal through a data signal line of a system management bus;
the controller comprises a second battery information acquisition unit which is connected with the second output end through a data signal line of the system management bus;
the first input end is connected with the battery through a data signal line of the system management bus, and the first input end is multiplexed as the second input end.
9. The battery information reading apparatus according to claim 8, wherein the first battery information collecting unit is further connected to the first output terminal through a clock signal line of the system management bus; the second battery information acquisition unit is also connected with the second output end through a clock signal line of the system management bus;
the first input end is also connected with the battery through a clock signal line of the system management bus.
10. A mobile terminal characterized by comprising the battery information reading apparatus of any one of claims 1 to 9, and further comprising a battery;
the battery information reading device is connected with the battery and used for reading the battery information of the battery.
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| CN202020476996.4U CN211701557U (en) | 2020-04-03 | 2020-04-03 | Battery information reading device and mobile terminal |
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| CN202020476996.4U CN211701557U (en) | 2020-04-03 | 2020-04-03 | Battery information reading device and mobile terminal |
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