CN117040066A

CN117040066A - Power supply circuit and power supply control method

Info

Publication number: CN117040066A
Application number: CN202311028922.9A
Authority: CN
Inventors: 徐超
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2023-11-10

Abstract

The application discloses a power supply circuit and a power supply control method, and belongs to the technical field of electronic equipment. Wherein, the power supply circuit includes: each battery assembly comprises a battery and a metering module, and the metering module is used for collecting voltage signals of the battery; the middle logic module is electrically connected with the at least two battery assemblies, and is used for generating a corresponding logic signal from a voltage signal of one of the at least two battery assemblies and sending the logic signal to the other battery assemblies of the at least two battery assemblies so that the at least two battery assemblies can control the battery to supply power or stop supplying power according to the logic signal.

Description

Power supply circuit and power supply control method

Technical Field

The application belongs to the technical field of electronic equipment, and particularly relates to a power supply circuit and a power supply control method.

Background

Folding devices typically incorporate two separate batteries to support long endurance requirements and folder status requirements. In order to ensure the safety and reliability of the two independent batteries, the two batteries need to be matched in consistency of capacity, voltage, aging state and the like in the manufacturing process.

In the related art, the two batteries are respectively subjected to consistency detection through a host of the mobile terminal, and when a host CPU (Central Processing Unit, a core processor) is overloaded or damaged, the two batteries cannot be subjected to consistency detection, so that the safety is reduced.

Disclosure of Invention

The embodiment of the application aims to provide a power supply circuit and a power supply control method, which realize the intercommunication and mutual detection among a plurality of battery assemblies and improve the safety of the power supply circuit of electronic equipment.

In a first aspect, an embodiment of the present application provides a power supply circuit, including: each battery assembly comprises a battery and a metering module, and the metering module is used for collecting battery signals of the battery; the middle logic module is electrically connected with the at least two battery assemblies, and is used for generating a corresponding logic signal from the battery signal of one of the at least two battery assemblies and sending the logic signal to the other battery assemblies of the at least two battery assemblies so that the at least two battery assemblies can control the battery to supply power or stop supplying power according to the logic signal.

In a second aspect, an embodiment of the present application provides a power supply control method applied to a first battery assembly in the power supply circuit in the first aspect, where the first battery assembly is any one of at least two battery assemblies, and the power supply control method includes: acquiring a first battery signal of a battery in a first battery assembly; receiving a first logic signal transmitted by an intermediate logic module, wherein the first logic signal is a logic signal generated based on a second battery signal, the second battery signal is a battery signal transmitted to the intermediate logic module by a second battery assembly, and the second battery assembly is other battery assemblies in at least two battery assemblies; and controlling the battery in the first battery assembly to supply or stop supplying power based on the matching relation between the first logic signal and the first battery signal.

In a third aspect, an embodiment of the present application provides a power supply control device applied to a first battery assembly in the power supply circuit in the first aspect, where the first battery assembly is any one of at least two battery assemblies, and the power supply control device includes: an acquisition module for acquiring a first battery signal of a battery in a first battery assembly; the receiving module is used for receiving the first logic signal transmitted by the middle logic module, the first logic signal is a logic signal generated based on a second battery signal, the second battery signal is a battery signal transmitted to the middle logic module by a second battery assembly, and the second battery assembly is other battery assemblies in at least two battery assemblies; and the control module is used for controlling the battery in the first battery assembly to supply or stop supplying power based on the matching relation between the first logic signal and the first battery signal.

In a fourth aspect, embodiments of the present application provide an electronic device comprising a processor and a memory storing a program or instructions executable on the processor, the program or instructions implementing the steps of the method as in the first aspect when executed by the processor.

In a fifth aspect, embodiments of the present application provide a readable storage medium having stored thereon a program or instructions which when executed by a processor perform the steps of the method as in the first aspect.

In a sixth aspect, embodiments of the present application provide a chip comprising a processor and a communication interface coupled to the processor for running a program or instructions implementing the steps of the method as in the first aspect.

In a seventh aspect, embodiments of the present application provide a computer program product stored in a storage medium, the program product being executable by at least one processor to implement a method as in the first aspect.

In the embodiment of the application, the middle logic module is arranged between at least two battery assemblies of the power supply circuit, the logic signals can be generated according to the battery signals collected by the metering module in one battery assembly through the middle logic module, and the generated logic signals are sent to the metering modules in the other battery assemblies, so that the metering module in each battery assembly can control the power supply state of the battery based on the received logic signals, the intercommunication mutual detection between the at least two battery assemblies is realized, the battery assemblies are not required to be independently detected by a CPU (central processing unit) in the electronic equipment, and the consistency detection can be carried out between the at least two battery assemblies when the CPU runs under high load or fails, and the stability and the safety of the power supply circuit are improved.

Drawings

FIG. 1 illustrates one of the circuit schematic diagrams of a power supply circuit provided by some embodiments of the present application;

FIG. 2 illustrates a second circuit schematic of a power supply circuit provided in some embodiments of the application;

FIG. 3 illustrates a third circuit schematic of a power supply circuit provided by some embodiments of the present application;

FIG. 4 illustrates a fourth circuit schematic of a power supply circuit provided by some embodiments of the present application;

FIG. 5 illustrates a fifth circuit schematic of a power supply circuit provided by some embodiments of the present application;

FIG. 6 illustrates a characteristic peak graph provided by some embodiments of the application;

FIG. 7 is a flow chart of a power control method according to some embodiments of the present application;

fig. 8 shows a schematic block diagram of a power supply control device provided by an embodiment of the present application;

FIG. 9 illustrates a block diagram of an electronic device provided by some embodiments of the application;

fig. 10 is a schematic diagram of a hardware structure of an electronic device according to some embodiments of the present application.

Wherein, the reference numerals of fig. 1, 3 to 5 are as follows:

100 power supply circuits, 110 battery assemblies, 112 batteries, 114 metering modules, 116 switching elements, 118 current detection units, 120 intermediate logic modules, 122 waveform generation units, 124 power management units and 126 characteristic identification units.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or otherwise described herein, and that the objects identified by "first," "second," etc. are generally of a type not limited to the number of objects, for example, the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The power supply circuit and the power supply control method provided by the embodiment of the application are described in detail below with reference to fig. 1 to 10 through specific embodiments and application scenarios thereof.

In some embodiments of the present application, a power supply circuit is provided, and fig. 1 shows one of circuit schematic diagrams of the power supply circuit provided in some embodiments of the present application. As shown in fig. 1, the power supply circuit 100 includes: at least two battery assemblies 110 and an intermediate logic module 120.

In the embodiment of the application, the power supply circuit 100 is disposed in a mobile electronic device, and in particular, may be disposed in a folding screen electronic device, and at least two battery assemblies 110 in the power supply circuit 100 are respectively disposed in two folding bodies of the folding screen device.

Wherein each battery assembly 110 includes a battery 112 and a metering module 114, the metering module 114 is configured to collect a battery signal of the battery 112; the middle logic module 120 is electrically connected to the at least two battery assemblies 110, and the middle logic module 120 is configured to generate a corresponding logic signal from a battery signal of one battery assembly 110 of the at least two battery assemblies 110, and send the logic signal to the other battery assemblies 110 of the at least two battery assemblies 110, so that the at least two battery assemblies 110 control the battery 112 to supply or stop supplying power according to the logic signal.

In the embodiment of the present application, each battery assembly 110 is a single power supply unit, where the battery assembly 110 includes a battery 112 and a metering module 114, and the metering module 114 can collect a battery signal of the battery 112. The metering module 114 in each battery assembly 110 is electrically connected to the intermediate logic module 120, and the metering module 114 is capable of transmitting the acquired battery signals to the intermediate logic module 120. After the intermediate logic module 120 receives the battery signal, it is able to generate a logic signal based on the battery signal and transmit the logic signal to the other metering modules. The intermediate logic module 120 can receive the battery signal transmitted by each metering module 114, generate a logic signal corresponding to each metering module 114 based on the battery signal, and forward the logic signal to other metering modules 114, so that each metering module 114 can selectively control the corresponding battery 112 to supply or stop supplying power according to the received logic signal.

In the embodiment of the present application, the middle logic module 120 is electrically connected to at least two metering modules 114, and the middle logic module 120 can receive the battery signals from the metering modules 114, convert the battery signals into logic signals according to a preset logic rule, and transmit the logic signals to other metering modules 114, so that other metering modules 114 can control the operation states of the corresponding batteries 112 based on the logic signals.

In the embodiment of the present application, the metering module 114 can collect a battery signal, where the battery signal includes parameters such as a voltage value output by the operation of the battery 112, and the number of cycles of the battery 112.

Illustratively, the metering module 114 includes a VID (Voltage Identification ) pin for receiving logic signals transmitted by the intermediate logic unit and a SWI (Software Interrupt ) pin for outputting battery signals to the intermediate logic unit.

The following description will be made taking the number of battery assemblies 110 as two, and the two battery assemblies 110 are a first battery assembly 110 and a second battery assembly 110, where the first battery assembly 110 includes a first battery 112 and a first metering module 114, and the second battery assembly 110 includes a second battery 112 and a second metering module 114 as an example:

The first metering module 114 is capable of collecting a first battery signal of the first battery 112 and transmitting the first battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding second logic signal and transmits the second logic signal to the second metering module 114. The second metering module 114 is capable of collecting a second battery signal of the second battery 112 and transmitting the second battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding first logic signal and transmits the first logic signal to the first metering module 114. The first metering module 114 can control whether the first battery 112 is powered by a matching relationship between the received first logic signal and the first battery signal. The second metering module 114 can control whether the second battery 112 is powered by the matching relationship between the received second logic signal and the second battery signal.

Fig. 2 shows a second circuit schematic of a power supply circuit according to some embodiments of the present application, where, as shown in fig. 2, the number of battery assemblies is two, and the battery assemblies are a battery assembly a and a battery assembly B, where the battery assembly a includes a battery a and a metering module a, and the battery assembly B includes a battery B and a metering module B. The metering module A collects first battery signals of the battery A and transmits the first battery signals to the intermediate logic module, and the intermediate logic module generates first logic signals and forwards the first logic signals to the metering module B. The metering module B collects second battery signals of the battery B and transmits the second battery signals to the intermediate logic module, and the intermediate logic module generates second logic signals and forwards the second logic signals to the metering module A. In summary, the metering module a receives the second logic signal, controls the battery a to supply power or stop supplying power according to the second logic signal, and the metering module B receives the first logic signal, and controls the battery B to supply power or stop supplying power according to the first logic signal.

In the embodiment of the application, the middle logic module 120 is arranged between at least two battery assemblies 110 of the power supply circuit 100, the logic signals can be generated according to the battery signals collected by the metering module 114 in one battery assembly 110 through the middle logic module 120, and the generated logic signals are sent to the metering modules 114 in the other battery assemblies 110, so that the metering module 114 in each battery assembly 110 can control the power supply state of the battery 112 based on the received logic signals, the inter-communication and inter-detection between the at least two battery assemblies 110 are realized, the battery assemblies 110 are not required to be independently detected by a CPU in the electronic equipment, and the consistency detection can be carried out between the at least two battery assemblies 110 when the CPU runs under high load or fails, thereby improving the stability and the safety of the power supply circuit 100.

Fig. 3 illustrates a third circuit schematic diagram of a power supply circuit according to some embodiments of the present application, as shown in fig. 3, in which the logic signal includes a waveform signal, and the intermediate logic module 120 includes:

the waveform generating unit 122 is electrically connected to the metering modules in the at least two battery assemblies 110, and is configured to generate a waveform signal according to a numerical relationship between a voltage value in the battery signal and the first voltage range, where the waveform signal corresponds to a target voltage range, and the target voltage range is the first voltage range in which the voltage value in the battery signal is located.

In the embodiment of the present application, the intermediate logic module 120 may be selected as the waveform generating unit 122, and the waveform generating unit 122 can generate the corresponding waveform signal according to the voltage value in the battery signal. After the intermediate logic module 120 receives the battery signal, it is able to determine a corresponding waveform signal based on a first voltage range in which a voltage value in the received battery signal is located.

Specifically, the number of the first voltage ranges is a plurality, and the plurality of the first voltage ranges corresponds to a plurality of different waveform signals. After the battery signal is received, the voltage value in the battery signal is obtained, the target voltage range where the voltage value in the battery signal is located in a plurality of first voltage ranges is found, and the waveform signal corresponding to the target voltage range is used as the waveform signal corresponding to the voltage value in the battery signal.

Table 1 shows a table of correspondence between waveform signals and a first voltage range provided by some embodiments of the present application, as shown in table 1, the voltage value in the battery signal is V, and in the case where V is within [ V1, V2], waveform 1 is taken as the waveform signal. Waveform 2 is taken as the waveform signal if V is within (V2, V3) and waveform 3 is taken as the waveform signal if V is within [ Vn, vn+1 ].

TABLE 1

Illustratively, the number of battery assemblies 110 is two, a first battery assembly 110 and a second battery assembly 110, respectively. When the voltage value VC1 in the first battery signal output by the first battery assembly 110 and the voltage value VC2 in the second battery signal output by the second battery assembly 110 are both within the voltage interval V1, V2, the waveform signals generated by the waveform generating unit 122 are waveform 1, and it is determined that the first battery assembly 110 and the second battery assembly 110 are successfully paired, and the first battery assembly 110 and the second battery assembly 110 have good consistency, and power is normally supplied to the first battery assembly 110 and the second battery assembly 110.

Illustratively, the number of battery assemblies 110 is two, a first battery assembly 110 and a second battery assembly 110, respectively. When the voltage value VC1 of the first battery signal output by the first battery assembly 110 is within the voltage interval (V2, V3), the corresponding waveform signal is the waveform 2. When the voltage value VC1 of the second battery signal output by the second battery assembly 110 is within the voltage interval [ V1, V2], the waveform signals generated by the waveform generating unit 122 are both the waveform 1. It is seen that the waveforms of the two waveform signals are inconsistent, the two battery assemblies 110 cannot be normally paired, so that the first battery assembly 110 and the second battery assembly 110 stop supplying power.

In the embodiment of the present application, the waveform generating unit 122 can generate corresponding different waveform signals according to preset programming logic when the voltage of the battery signal is in a different first voltage range. After the metering module 114 receives the waveform signal, a voltage value in the battery signal corresponding to the received waveform signal can be determined, so that the battery 112 is controlled to supply or stop supplying power based on the waveform signal.

the first metering module 114 is capable of collecting a first battery signal of the first battery 112 and transmitting the first battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding second logic signal as a second waveform signal and transmits the second waveform signal to the second metering module 114. The second metering module 114 is capable of collecting a second battery signal of the second battery 112 and transmitting the second battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding first logic signal as a first waveform signal and transmits the first waveform signal to the first metering module 114. The first metering module 114 can control whether the first battery 112 is powered through a matching relationship between the received waveform of the first wave signal and a first preset waveform, the first preset waveform being a waveform determined according to the first battery signal. The second metering module 114 can control whether the second battery 112 is powered through a matching relationship between the received waveform of the second waveform signal and a second preset waveform, which is a waveform determined according to the second battery signal.

In the embodiment of the present application, by setting the intermediate logic module 120 as the waveform generating unit 122, the waveform generating unit 122 can generate waveform signals with different waveforms according to different received battery signals, and transmit the waveform signals to other metering modules 114, so that the metering modules 114 in at least two battery assemblies 110 can selectively control whether the corresponding batteries 112 supply power through the waveform signals, thereby realizing the intercommunication detection of the consistency of the batteries 112 in the two battery assemblies 110, and improving the operation stability and safety.

Fig. 4 shows a fourth circuit schematic of a power supply circuit according to some embodiments of the present application, as shown in fig. 4, in which the logic signals include level signals, and the intermediate logic module 120 includes: the power management unit 124.

The power management unit 124 is electrically connected to the metering modules in the at least two battery assemblies 110, and is configured to generate a level signal according to a numerical relationship between a voltage value in the battery signal and a second voltage range, where the level signal corresponds to a target voltage range, and the target voltage range is the second voltage range in which the voltage value in the battery signal is located.

In the embodiment of the present application, the intermediate logic module 120 may be selected as the power management unit 124, and the power management unit 124 can generate the corresponding level signal according to the battery signal. After the intermediate logic module 120 receives the battery signal, it is able to determine a corresponding level signal based on a second voltage range in which a voltage value in the received battery signal is located.

Specifically, the number of the second voltage ranges is a plurality, and the plurality of the second voltage ranges corresponds to a plurality of different level signals. After the battery signal is received, the voltage value in the battery signal is obtained, the target voltage range where the voltage value in the battery signal is located in a plurality of second voltage ranges is found, and the level signal corresponding to the target voltage range is used as the level signal corresponding to the voltage value in the battery signal.

In the embodiment of the present application, the power management unit 124 can generate corresponding different level signals according to preset programming logic when the voltage values in the battery signals are in different second voltage ranges. After the metering module 114 receives the level signal, a voltage value in the battery signal corresponding to the received level signal can be determined, thereby controlling the battery 112 to supply or stop supplying power based on the level signal.

The first metering module 114 is capable of collecting a first battery signal of the first battery 112 and transmitting the first battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding second logic signal as a second level signal and transmits the second level signal to the second metering module 114. The second metering module 114 is capable of collecting a second battery signal of the second battery 112 and transmitting the second battery signal to the intermediate logic module 120, and the intermediate logic module 120 generates a corresponding first logic signal as a first level signal and transmits the first level signal to the first metering module 114. When the level value of the first level signal is matched with the level value of the second level signal, the batteries 112 in the first battery assembly 110 and the second battery assembly 110 are controlled to normally supply power outwards, and when the level value of the first level signal is not matched with the level value of the second level signal, the batteries 112 in the first battery assembly 110 and the second battery assembly 110 are controlled to stop supplying power outwards.

In the embodiment of the application, by setting the intermediate logic module 120 as the power management unit 124, the power management unit 124 can generate level signals with different waveforms according to different received battery signals, and transmit the level signals to other metering modules 114, so that the metering modules 114 in at least two battery assemblies 110 can selectively control whether corresponding batteries 112 supply power or not through the level signals, thereby realizing the intercommunication detection of the consistency of the batteries 112 in the two battery assemblies 110, and improving the operation stability and safety.

Fig. 5 shows a fifth circuit schematic of the power supply circuit 100 according to some embodiments of the present application, as shown in fig. 5, in which the logic signals include characteristic peak signals, and the intermediate logic module 120 includes: feature recognition unit 126, intermediate logic module 120 includes feature recognition unit 126.

The feature recognition unit 126 is electrically connected to the metering modules in at least two battery assemblies 110, and is configured to extract a feature peak signal corresponding to the number of cycles in the battery signal.

In the embodiment of the present application, the intermediate logic module 120 may be selected as the feature recognition unit 126, through which the feature peak recognition unit can perform feature extraction according to the plurality of voltage extraction signals sent by the metering module 114, so as to generate corresponding feature peak signals.

In the embodiment of the present application, the characteristic peak signal is a signal of a characteristic peak value of the electric potential output from the battery 112. Before the battery assembly 110 leaves the factory, a corresponding characteristic peak model is built for the battery assembly 110 under different cycle numbers, and the larger the deviation of the characteristic peak occurs as the battery assembly 110 ages. Fig. 6 illustrates a characteristic peak graph provided by some embodiments of the present application, as shown in fig. 6, in which the characteristic peak is shown as a curve 1 in the case where the number of cycles of the battery assembly 110 is n, and in which the characteristic peak is shown as a curve 2 in the case where the number of cycles of the battery assembly 110 is n+m.

Specifically, the feature recognition unit 126, upon receiving the battery signal transmitted by the metering module 114, can recognize the number of cycles in the battery signal from which the corresponding feature peak signal can be determined.

the first metering module 114 in the first battery assembly 110 will invoke the modeling characteristic peak signal to the second metering module 114 in the second battery assembly 110 based on the number of battery 112 cycles, and the second metering module 114 in the second battery assembly 110 will invoke the modeling characteristic peak signal to the first metering module 114 in the first battery assembly 110 based on the number of battery 112 cycles. The first metering module 114 and the second metering module 114 can determine whether the two characteristic peak signals are matched, and determine that the cycle numbers of the first battery 112 in the first battery assembly 110 and the second battery 112 in the second battery assembly 110 are consistent under the condition that the two characteristic peak signals are matched, that is, the aging degrees of the first battery 112 and the second battery 112 are consistent, and control the first battery 112 and the second battery 112 to supply power normally and outwards. Otherwise, the first battery 112 and the second battery 112 are controlled to stop the power supply to the outside.

In the embodiment of the present application, by setting the intermediate logic module 120 as the feature recognition unit 126, the intermediate logic module 120 can extract the cycle times of at least two battery assemblies 110, generate the feature peak signals corresponding to at least two battery assemblies 110 according to the cycle times, and transmit the feature peak signals to other battery assemblies 110, so that the metering modules 114 in at least two battery assemblies 110 can selectively control whether the corresponding batteries 112 supply power through the feature peak signals, thereby realizing the intercommunication detection of the consistency of the batteries 112 in the two battery assemblies 110, and improving the operation stability and safety.

As shown in fig. 1, in some embodiments of the present application, a battery assembly 110 includes: a switching element 116 and a current detection unit 118.

The control end of the switch piece 116 is connected with the metering module 114, the switch piece 116 is electrically connected with the battery 112, and the switch piece 116 is used for controlling the battery 112 to supply power or stop supplying power; the sampling end of the current detecting unit 118 is connected to the battery 112, and is used for collecting the current value of the battery 112.

In the embodiment of the present application, each battery assembly 110 is further provided with a switch element 116 and a current detection unit 118, where the current detection unit 118 can detect the current output by the battery 112 in the battery assembly 110, and the switch element 116 can control and switch whether the battery 112 in the battery assembly 110 is powered.

In the embodiment of the present application, the control end of the switch 116 is connected to the metering module 114, and after receiving the logic signal, the metering module 114 can control the on-off state of the switch 116 based on the logic signal. Since the switching element 116 is disposed at the power supply end of the battery 112, the battery 112 is stopped from being supplied with power when the switching element 116 is controlled to be opened, and the battery 112 is enabled to be supplied with power when the switching element 116 is controlled to be closed.

In the embodiment of the application, the output end of the current detection unit 118 is connected with the metering module 114, the metering module 114 can collect the current value output by the battery 112 through the current detection unit 118, and the current detection power supply cooperates with the metering module 114 to realize the overcurrent detection of the battery assembly 110.

Illustratively, the battery assembly 110 may further include a temperature detection unit, a battery 112 protection IC (Integrated circuit ) and other peripheral devices, so as to implement protection mechanisms such as overdischarge, overcharge, short circuit, overcurrent, and overtemperature of the battery 112, and a waveform detection function of the VID pins.

In the embodiment of the application, by arranging the switch element 116 in the battery assembly 110, the battery assembly 110 can independently control whether to supply power outwards, and when the battery 112 in the battery assembly 110 has a fault, the battery 112 can be stopped from supplying power outwards in time, so that the running stability of the battery assembly 110 is improved.

In some embodiments of the present application, a power supply control method is provided, which is applied to a first battery assembly in a power supply circuit provided in some embodiments of the present application, wherein the first battery assembly is any one of at least two battery assemblies. Fig. 7 is a flow chart illustrating a power supply control method according to some embodiments of the present application. As shown in fig. 7, the power supply control method includes:

step 702, obtaining a first battery signal of a battery in a first battery assembly;

in the embodiment of the application, the first battery signal includes information such as the cycle number of the battery in the first battery assembly, and the voltage value output by the battery in the first battery assembly.

Step 704, receiving a first logic signal transmitted by the intermediate logic module, where the first logic signal is a logic signal generated based on the second battery signal;

the second battery signal is a battery signal transmitted to the intermediate logic module by a second battery assembly, and the second battery assembly is other battery assemblies in the at least two battery assemblies.

In the embodiment of the application, the first logic signal is a logic signal generated by the intermediate logic module receiving the second battery signal transmitted by the second battery assembly.

Step 706, controlling the battery in the first battery assembly to supply or stop supplying power based on the matching relationship between the first logic signal and the first battery signal.

In an embodiment of the application, the first battery assembly comprises a first metering module and the second battery assembly comprises a second metering module. The first metering module can collect first battery signals of batteries in the first battery assembly and transmit the first battery signals to the middle logic module, and the middle logic module generates corresponding second logic signals and transmits the second logic signals to the second metering module. The second metering module can collect second battery signals of the batteries in the second battery assembly and transmit the second battery signals to the middle logic module, and the middle logic module generates corresponding first logic signals and transmits the first logic signals to the first metering module. The first metering module can control whether the first battery supplies power or not through the matching relation between the received first logic signal and the first battery signal. The second metering module can control whether the second battery supplies power or not through the matching relation between the received second logic signal and the second battery signal.

In some embodiments of the application, the first logic signal comprises a waveform signal; based on the matching relation between the first logic signal and the first battery signal, controlling the battery in the first battery assembly to supply or stop supplying power, including: determining a preset waveform based on the voltage value in the first battery signal; when the waveform of the waveform signal is matched with a preset waveform, controlling the battery to supply power; and when the waveform of the waveform signal is not matched with the preset waveform, controlling the battery to stop supplying power.

In the embodiment of the application, the intermediate logic module may be a waveform generating unit, and the waveform signal is a waveform signal generated by the waveform generating unit receiving the battery signal.

In the embodiment of the application, the preset waveform is the waveform of the waveform signal corresponding to the first battery signal. It should be noted that, the intermediate logic module and the metering module in each battery assembly can determine the corresponding waveform signal based on the first voltage range in which the voltage value in the received battery signal is located. Specifically, the number of the first voltage ranges is a plurality, and the plurality of the first voltage ranges corresponds to a plurality of different waveform signals. The first metering module in the first battery assembly can find out a target voltage range where the voltage value in the battery signal is located in a plurality of first voltage ranges according to the voltage value in the first battery signal, and determine the waveform of the waveform signal corresponding to the target voltage range as a preset waveform.

In the embodiment of the application, the waveform generation unit can generate corresponding different waveform signals based on voltage values in different battery signals according to preset programming logic. After the metering module receives the waveform signal, the voltage value in the battery signal corresponding to the received waveform signal can be determined, so that the battery is controlled to supply power or stop supplying power based on the waveform signal.

The first battery assembly includes a first metering module, the second battery assembly includes a second metering module, the first logic signal is a first waveform signal, and the second logic signal is a second waveform signal. The first metering module can collect a first battery signal of the first battery assembly and transmit the first battery signal to the intermediate logic module, and the intermediate logic module generates a corresponding second logic signal as a second waveform signal and transmits the second waveform signal to the second metering module. The second metering module can collect a second battery signal of the second battery assembly and transmit the second battery signal to the intermediate logic module, and the intermediate logic module generates a corresponding first logic signal as a first waveform signal and transmits the first waveform signal to the first metering module. The first metering module and the second metering module can determine whether to control the batteries in the first battery assembly and the second battery assembly to supply power through the matching relation between the received first waveform signal and the received second waveform signal. When the waveforms of the first waveform signal and the second waveform signal are matched, the batteries of the first battery assembly and the second battery assembly are powered outwards normally, and when the waveforms of the first waveform signal and the second waveform signal are not matched, the batteries of the first battery assembly and the second battery assembly are powered outwards.

In the embodiment of the application, the middle logic module is set as the waveform generation unit, so that the waveform generation unit can generate waveform signals with different waveforms according to different received battery signals, and the waveform signals are transmitted to other metering modules, so that the metering modules in at least two battery assemblies can selectively control whether corresponding batteries supply power or not through the waveform signals, the intercommunication detection of the consistency of the batteries in the two battery assemblies is realized, and the running stability and the safety are improved.

In some embodiments of the application, the first logic signal comprises a level signal; based on the matching relation between the first logic signal and the first battery signal, controlling the battery in the first battery assembly to supply or stop supplying power, including: determining a preset level value based on the voltage value in the first battery signal; when the level value of the level signal is matched with a preset level value, controlling the battery to supply power; and when the level value of the level signal is not matched with the preset level value, controlling the battery to stop supplying power.

In the embodiment of the application, the intermediate logic module may be a power management unit, and the level signal is a waveform signal generated by the power management unit receiving the battery signal.

In the embodiment of the application, the preset level value is the level value of the level signal corresponding to the first battery signal. It should be noted that, the intermediate logic module and the metering module in each battery assembly can determine the corresponding level signal based on the second voltage range in which the voltage value in the received battery signal is located. Specifically, the number of the second voltage ranges is a plurality, and the plurality of the second voltage ranges corresponds to a plurality of different level signals. The first metering module in the first battery assembly can find a target voltage range in which the voltage value in the battery signal is located in a plurality of first voltage ranges according to the voltage value in the first battery signal, and takes the level value of the level signal corresponding to the target voltage range as a preset level value.

In the embodiment of the application, the power management unit can generate corresponding different level signals based on voltage values in different battery signals according to preset programming logic. After the metering module receives the waveform signal, the voltage value in the battery signal corresponding to the received level signal can be determined, so that the battery is controlled to supply power or stop supplying power based on the level signal.

Illustratively, a first metering module is disposed in the first battery assembly and a second metering module is disposed in the second battery assembly. The first metering module can collect first battery signals of the first battery assembly and transmit the first battery signals to the intermediate logic module, and the intermediate logic module generates corresponding second logic signals as second level signals and transmits the second level signals to the second metering module. The second metering module can collect a second battery signal of the second battery assembly and transmit the second battery signal to the intermediate logic module, and the intermediate logic module generates a corresponding first logic signal as a first level signal and transmits the first level signal to the first metering module. When the level value of the first level signal is matched with the level value of the second level signal, the batteries in the first battery assembly and the second battery assembly are controlled to normally supply power outwards, and when the level value of the first level signal is not matched with the level value of the second level signal, the batteries in the first battery assembly and the second battery assembly are controlled to stop supplying power outwards.

In the embodiment of the application, the middle logic module is set as the power management unit, so that the power management unit can generate level signals with different waveforms according to different received battery signals, and the level signals are transmitted to other metering modules, so that the metering modules in at least two battery assemblies can selectively control whether corresponding batteries supply power or not through the level signals, the intercommunication detection of the consistency of the batteries in the two battery assemblies is realized, and the running stability and the safety are improved.

In some embodiments of the application, the first logic signal comprises a characteristic peak signal; based on the matching relation between the first logic signal and the first battery signal, controlling the battery in the first battery assembly to supply or stop supplying power, including: determining a preset characteristic peak signal according to the cycle times in the first battery signal; under the condition that the characteristic peak signal is matched with the preset characteristic peak signal, controlling the battery to supply power; and under the condition that the characteristic peak signal is not matched with the preset characteristic peak signal, controlling the battery to stop supplying power.

In the embodiment of the application, the intermediate logic module may be a feature recognition unit, and the feature peak signal is a feature peak signal determined by the feature recognition unit based on the number of cycles in the received battery signal.

In the embodiment of the application, the preset characteristic peak signal is a characteristic peak signal determined according to the cycle number in the first battery signal. It should be noted that, the intermediate logic module and the metering module in each battery assembly can determine the corresponding characteristic peak signal based on the number of cycles in the battery signal.

Illustratively, a first metering module is disposed in the first battery assembly and a second metering module is disposed in the second battery assembly. The first metering module in the first battery assembly invokes the modeling characteristic peak signal to the second metering module in the second battery assembly based on the battery cycle number, and the second metering module in the second battery assembly invokes the modeling characteristic peak signal to the first metering module in the first battery assembly based on the battery cycle number. The first metering module and the second metering module can judge whether two characteristic peak signals are matched, and under the condition that the two characteristic peak signals are matched, the cycle numbers of the first battery in the first battery assembly and the second battery in the second battery assembly are determined to be consistent, namely the aging degrees of the first battery and the second battery are consistent, and the first battery and the second battery are controlled to normally supply power outwards. And otherwise, controlling the first battery and the second battery to stop supplying power to the outside.

In the embodiment of the application, the middle logic module is set as the characteristic identification unit, so that the middle logic module can extract the cycle times of at least two battery assemblies, generate the characteristic peak signals corresponding to the at least two battery assemblies according to the cycle times, and transmit the characteristic peak signals to other battery assemblies, so that the metering modules in the at least two battery assemblies can selectively control the corresponding batteries to supply power or not through the characteristic peak signals, thereby realizing the intercommunication detection of the consistency of the batteries in the two battery assemblies, and improving the running stability and safety.

In some embodiments of the present application, after acquiring the first battery signal of the battery in the first battery assembly, further comprising: the first battery signal is transmitted to the intermediate logic module to cause the intermediate logic module to generate a second logic signal and to cause the intermediate logic module to transmit the second logic signal to the second battery assembly.

In the embodiment of the application, the metering module in the first battery assembly sends the first battery signal to the middle logic module, and the middle logic module can generate the second logic signal based on the first battery signal and transmit the second logic signal to the second battery assembly, so that the second battery assembly can also receive the corresponding second logic signal of the first battery assembly, the first battery assembly and the second battery assembly can be in-phase detected in conformity, and the running stability of the first battery assembly and the second battery assembly is improved.

According to the power supply control method provided by the embodiment of the application, the execution main body can be a control device. In the embodiment of the present application, a control device executes a power supply control method as an example, and the control device provided in the embodiment of the present application is described.

In some embodiments of the present application, a power supply control device is provided, which is applied to a first battery assembly in a power supply circuit provided in some embodiments of the present application, wherein the first battery assembly is any one of at least two battery assemblies. Fig. 8 shows a schematic block diagram of a power supply control device provided by an embodiment of the present application. As shown in fig. 8, the power supply control device 800 includes:

an acquisition module 802 for acquiring a first battery signal of a battery in a first battery assembly;

the receiving module 804 is configured to receive a first logic signal transmitted by the intermediate logic module, where the first logic signal is a logic signal generated based on a second battery signal, the second battery signal is a battery signal transmitted by a second battery assembly to the intermediate logic module, and the second battery assembly is another battery assembly of the at least two battery assemblies;

the control module 806 is configured to control the battery in the first battery assembly to supply or stop supplying power based on the matching relationship between the first logic signal and the first battery signal.

In some embodiments of the application, the first logic signal comprises a waveform signal; the power supply control device 800 further includes: a determining module for determining a preset waveform based on the voltage value in the first battery signal;

the control module 806 is configured to control the battery to supply power when the waveform of the waveform signal matches with a preset waveform;

the control module 806 is configured to control the battery to stop supplying power when the waveform of the waveform signal does not match the preset waveform.

In some embodiments of the application, the first logic signal comprises a level signal; the power supply control device 800 further includes:

the determining module is used for determining a preset level value based on the voltage value in the first battery signal;

the control module 806 is configured to control the battery to supply power when the level value of the level signal matches a preset level value;

the control module 806 is configured to control the battery to stop supplying power when the level value of the level signal does not match the preset level value.

In some embodiments of the application, the first logic signal comprises a characteristic peak signal; the power supply control device 800 further includes:

the determining module is used for determining a preset characteristic peak signal according to the cycle times in the first battery signal;

the control module 806 is configured to control the battery to supply power when the characteristic peak signal matches with a preset characteristic peak signal;

the control module 806 is configured to control the battery to stop supplying power if the characteristic peak signal does not match the preset characteristic peak signal.

In some embodiments of the present application, the power supply control apparatus 800 further includes:

and the transmission module is used for transmitting the first battery signal to the intermediate logic module so that the intermediate logic module generates a second logic signal and transmits the second logic signal to the second battery assembly.

The control device in the embodiment of the application can be an electronic device or a component in the electronic device, such as an integrated circuit or a chip. The electronic device may be a terminal, or may be other devices than a terminal. Illustratively, the electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted electronic device, a mobile internet appliance (Mobile Internet Device, MID), an augmented reality (augmented reality, AR)/Virtual Reality (VR) device, a robot, a wearable device, an ultra-mobile personal computer (ultra-mobile personal computer, UMPC), a netbook or a personal digital assistant (personal digital assistant, PDA), or the like, and may also be a server, a network attached storage (Network Attached Storage, NAS), a personal computer (personal computer, PC), a Television (TV), a teller machine, a self-service machine, or the like.

The power supply control device in the embodiment of the application can be a device with an operating system. The operating system may be an Android operating system, an iOS operating system, or other possible operating systems, and the embodiment of the present application is not limited specifically.

The control device provided by the embodiment of the present application can implement each process implemented by the above method embodiment, and in order to avoid repetition, details are not repeated here.

Optionally, the embodiment of the present application further provides an electronic device, which includes the control device in any of the embodiments, so that the electronic device has all the beneficial effects of the control device in any of the embodiments, and will not be described in detail herein.

Optionally, an embodiment of the present application further provides an electronic device, fig. 9 shows a block diagram of a structure of the electronic device according to an embodiment of the present application, as shown in fig. 9, an electronic device 900 includes a processor 902, a memory 904, and a program or an instruction stored in the memory 904 and capable of running on the processor 902, where the program or the instruction implements each process of the above embodiment of the display power supply control method when executed by the processor 902, and the process can achieve the same technical effect, and is not repeated herein.

The electronic device in the embodiment of the application includes the mobile electronic device and the non-mobile electronic device.

Fig. 10 is a schematic diagram of a hardware structure of an electronic device implementing an embodiment of the present application.

The electronic device 1000 includes, but is not limited to: radio frequency unit 1001, network module 1002, audio output unit 1003, input unit 1004, sensor 1005, display unit 1006, user input unit 1007, interface unit 1008, memory 1009, and processor 1010.

Those skilled in the art will appreciate that the electronic device 1000 may also include a power source (e.g., a battery) for powering the various components, which may be logically connected to the processor 1010 by a power management system to perform functions such as managing charge, discharge, and power consumption by the power management system. The electronic device structure shown in fig. 10 does not constitute a limitation of the electronic device, and the electronic device may include more or less components than shown, or may combine certain components, or may be arranged in different components, which are not described in detail herein.

Wherein the processor 1010 is configured to obtain a first battery signal of a battery in the first battery assembly;

the processor 1010 is configured to receive a first logic signal transmitted by the intermediate logic module, where the first logic signal is a logic signal generated based on a second battery signal, the second battery signal is a battery signal transmitted by a second battery assembly to the intermediate logic module, and the second battery assembly is another battery assembly of the at least two battery assemblies;

The processor 1010 is configured to control the battery in the first battery assembly to supply or stop supplying power based on the matching relationship between the first logic signal and the first battery signal.

Further, the first logic signal comprises a waveform signal; a processor 1010 for determining a preset waveform based on the voltage value in the first battery signal;

a processor 1010, configured to control the battery to supply power when the waveform of the waveform signal matches a preset waveform;

And the processor 1010 is used for controlling the battery to stop supplying power when the waveform of the waveform signal is not matched with the preset waveform.

Further, the first logic signal includes a level signal; a processor 1010 for determining a preset level value based on the voltage value in the first battery signal;

the processor 1010 is configured to control the battery to supply power when the level value of the level signal matches a preset level value;

and the processor 1010 is used for controlling the battery to stop supplying power when the level value of the level signal is not matched with the preset level value.

Further, the first logic signal comprises a characteristic peak signal; a processor 1010 for determining a preset characteristic peak signal based on the number of cycles in the first battery signal;

a processor 1010, configured to control the battery to supply power if the characteristic peak signal matches a preset characteristic peak signal;

and a processor 1010 for controlling the battery to stop power supply if the characteristic peak signal does not match the preset characteristic peak signal.

Further, the processor 1010 is configured to transmit the first battery signal to the intermediate logic module, so that the intermediate logic module generates the second logic signal, and cause the intermediate logic module to transmit the second logic signal to the second battery assembly.

It should be appreciated that in an embodiment of the present application, the input unit 1004 may include a graphics processor (Graphics Processing Unit, GPU) 10041 and a microphone 10042, and the graphics processor 10041 processes image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The display unit 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 1007 includes at least one of a processor 10071 and other input devices 10072. The processor 10071 is also referred to as a touch screen. Processor 10071 can include two parts, a touch detection device and a touch controller. Other input devices 10072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and so forth, which are not described in detail herein.

The memory 1009 may be used to store software programs as well as various data. The memory 1009 may mainly include a first memory area storing programs or instructions and a second memory area storing data, wherein the first memory area may store an operating system, application programs or instructions (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. Further, the memory 1009 may include volatile memory or nonvolatile memory, or the memory 1009 may include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM), static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (ddr SDRAM), enhanced SDRAM (Enhanced SDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). Memory 1009 in embodiments of the application includes, but is not limited to, these and any other suitable types of memory.

The processor 1010 may include one or more processing units; optionally, the processor 1010 integrates an application processor that primarily processes operations involving an operating system, user interface, application programs, and the like, and a modem processor that primarily processes wireless communication signals, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into the processor 1010.

The embodiment of the application also provides a readable storage medium, and the readable storage medium stores a program or an instruction, which when executed by a processor, implements each process of the above method embodiment, and can achieve the same technical effects, so that repetition is avoided, and no further description is provided herein.

The processor is a processor in the electronic device in the above embodiment. Readable storage media include computer readable storage media such as computer readable memory ROM, random access memory RAM, magnetic or optical disks, and the like.

The embodiment of the application further provides a chip, the chip comprises a processor and a communication interface, the communication interface is coupled with the processor, the processor is used for running programs or instructions, the processes of the power supply control method embodiment can be realized, the same technical effects can be achieved, and the repetition is avoided, and the description is omitted here.

It should be understood that the chips referred to in the embodiments of the present application may also be referred to as system-on-chip chips, chip systems, or system-on-chip chips, etc.

Embodiments of the present application provide a computer program product stored in a storage medium, where the program product is executed by at least one processor to implement the respective processes of the above-described power supply control method embodiment, and achieve the same technical effects, and for avoiding repetition, a detailed description is omitted herein.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in part in the form of a computer software product stored on a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method of the embodiments of the present application.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.

Claims

1. A power supply circuit, the power supply circuit comprising:

each battery assembly comprises a battery and a metering module, and the metering module is used for collecting battery signals of the battery;

the middle logic module is electrically connected with the at least two battery assemblies and is used for generating a corresponding logic signal from a battery signal of one battery assembly of the at least two battery assemblies and sending the logic signal to other battery assemblies of the at least two battery assemblies so that the at least two battery assemblies can control the battery to supply power or stop supplying power according to the logic signal.

2. The power supply circuit of claim 1, wherein the logic signal comprises a waveform signal, and wherein the intermediate logic module comprises:

the waveform generation unit is electrically connected with the metering modules in the at least two battery assemblies and is used for generating the waveform signal according to the numerical relation between the voltage value in the battery signal and the first voltage range, the waveform signal corresponds to a target voltage range, and the target voltage range is the first voltage range in which the voltage value in the battery signal is located.

3. The power supply circuit of claim 1, wherein the logic signal comprises a level signal, and wherein the intermediate logic module comprises:

the power management unit is electrically connected with the metering modules in the at least two battery assemblies and is used for generating the level signal according to the numerical relation between the voltage value in the battery signal and a second voltage range, the level signal corresponds to a target voltage range, and the target voltage range is the second voltage range in which the voltage value in the battery signal is located.

4. The power supply circuit of claim 1, wherein the logic signal comprises a characteristic peak signal, and wherein the intermediate logic module comprises:

and the characteristic identification unit is electrically connected with the metering modules in the at least two battery assemblies and is used for extracting the characteristic peak signals corresponding to the cycle times in the battery signals.

5. The power supply circuit according to any one of claims 1 to 4, wherein the battery assembly includes:

the control end of the switch piece is connected with the metering module, the switch piece is electrically connected with the battery, and the switch piece is used for controlling the battery to supply power or stop supplying power;

And the sampling end of the current detection unit is connected with the battery and is used for collecting the current value of the battery.

6. A power supply control method, characterized by being applied to a first battery pack in the power supply circuit according to any one of claims 1 to 5, the first battery pack being any one of at least two battery packs, the power supply control method comprising:

acquiring a first battery signal of a battery in the first battery assembly;

receiving a first logic signal transmitted by an intermediate logic module, wherein the first logic signal is a logic signal generated based on a second battery signal, the second battery signal is a battery signal transmitted to the intermediate logic module by a second battery assembly, and the second battery assembly is other battery assemblies in the at least two battery assemblies;

and controlling the battery in the first battery assembly to supply or stop supplying power based on the matching relation between the first logic signal and the first battery signal.

7. The power supply control method according to claim 6, wherein the first logic signal includes a waveform signal;

the controlling the battery in the first battery assembly to supply or stop supplying power based on the matching relation between the first logic signal and the first battery signal includes:

Determining a preset waveform based on a voltage value in the first battery signal;

when the waveform of the waveform signal is matched with the preset waveform, controlling the battery to supply power;

and when the waveform of the waveform signal is not matched with the preset waveform, controlling the battery to stop supplying power.

8. The power supply control method according to claim 6, wherein the first logic signal includes a level signal;

determining a preset level value based on a voltage value in the first battery signal;

when the level value of the level signal is matched with the preset level value, controlling the battery to supply power;

and when the level value of the level signal is not matched with the preset level value, controlling the battery to stop supplying power.

9. The power supply control method of claim 6, wherein the first logic signal comprises a characteristic peak signal;

Determining a preset characteristic peak signal according to the cycle times in the first battery signal;

controlling the battery to supply power under the condition that the characteristic peak signal is matched with the preset characteristic peak signal;

and under the condition that the characteristic peak signal is not matched with the preset characteristic peak signal, controlling the battery to stop supplying power.

10. The power supply control method according to any one of claims 6 to 9, characterized by further comprising, after the acquisition of the first battery signal of the battery in the first battery assembly:

and transmitting the first battery signal to an intermediate logic module, so that the intermediate logic module generates a second logic signal, and the intermediate logic module transmits the second logic signal to the second battery assembly.