Processing method and electronic equipment

By connecting the output circuit in parallel in the electronic device and optimizing the current distribution according to the component current requirements and the boost circuit status, the problem of limited motherboard space is solved, achieving dual optimization of area and cost.

CN119512345APending Publication Date: 2025-02-25LENOVO (BEIJING) LTD
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Patent Information

Application Number
CN202411604473.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-11
Publication Date
2025-02-25

AI Technical Summary

Technical Problem

Motherboard space is limited in electronic devices, especially since boost circuits occupy a large area, making it difficult to effectively alleviate this problem.

Method used

By connecting multiple output circuits in parallel in electronic devices and optimizing the output current distribution according to the duration of current required by the components and the operating state of the boost circuit, different components can share the same boost circuit, reducing the total area occupied by the boost circuit.

Benefits of technology

While ensuring the normal operation of the components, the area occupied by the output circuit and boost circuit on the motherboard in electronic devices has been reduced, alleviating the space shortage problem and reducing equipment costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides a processing method and electronic equipment, and the electronic equipment comprises an input circuit, a booster circuit, and at least two parallel output circuits connected with the booster circuit. The processing method comprises the following steps: determining the output current of a first output circuit and a second output circuit according to the current duration required by a component connected with the first output circuit and the second output circuit and the working state of a booster circuit, the at least two output circuits connected in parallel comprise the first output circuit and the second output circuit which are connected in parallel.
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Description

Technical Field

[0001] The present application relates to the field of electronic technology, and in particular to a processing method and an electronic device. Background Art

[0002] As more and more functions are integrated into electronic devices and consumers have higher and higher requirements on the thickness and size of electronic devices, the space on the motherboard of electronic devices is becoming increasingly tight. Therefore, how to alleviate the space shortage problem of the motherboard in electronic devices has become a research hotspot for technicians in this field. Summary of the invention

[0003] In view of this, the present application provides a processing method and an electronic device, and the scheme is as follows:

[0004] A processing method is applied to an electronic device, the electronic device comprising: an input circuit, a boost circuit, and at least two parallel output circuits connected to the boost circuit, the processing method comprising:

[0005] The output currents of the first output circuit and the second output circuit are determined according to the duration of current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit, and the at least two parallel output circuits include the first output circuit and the second output circuit connected in parallel.

[0006] Optionally, determining the output current of the first output circuit and the second output circuit according to the duration of the current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit includes:

[0007] Determining that the boost circuit is in a working state, determining that the output current of the first output circuit is a first current, the current output of the second output circuit is a second current, the duration of the current required by the component connected to the first output circuit is less than the duration of the current required by the component connected to the second output circuit, and the first current is greater than the second current;

[0008] After determining that the first output circuit has finished outputting the first current, determining that the current output by the second output circuit is a third current, and the third current is greater than the second current.

[0009] Optionally, also include:

[0010] It is determined that the boost circuit is in a non-operating state, and the current output by the second output circuit is determined to be the third current.

[0011] Optionally, also include:

[0012] If the input circuit outputs a first signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the first signal represents starting a component connected to the first output circuit.

[0013] Optionally, also include:

[0014] If the input circuit outputs a second signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the second signal represents starting a component connected to the second output circuit.

[0015] Optionally, if the at least two parallel output circuits include at least three parallel output circuits, the method further includes:

[0016] Determining a priority of current allocation corresponding to each of the at least three parallel output circuits based on the duration of current required by components connected to the at least three parallel output circuits;

[0017] Based on the priority of current allocation corresponding to each output circuit in the at least three output circuits connected in parallel, the output current of each output circuit in the at least three output circuits connected in parallel is determined.

[0018] An electronic device, comprising:

[0019] Input circuit;

[0020] a boost circuit connected to the output end of the input circuit;

[0021] At least two output circuits connected to the output end of the boost circuit, the at least two output circuits are connected in parallel, the at least two output circuits include a first output circuit and a second output circuit, and the duration of the current required by the component connected to the first output circuit is shorter than the duration of the current required by the component connected to the second output circuit;

[0022] If the boost circuit is in working state, the first output circuit outputs a first current, the second output circuit outputs a second current, the first current is greater than the second current, and after the first output circuit finishes outputting the first current, the second output circuit outputs a third current, and the third current is greater than the first current.

[0023] Optionally, the first output circuit is connected to a first component, the second output circuit is connected to a second component, the first component is a vibration component, and the second component is a sound output component.

[0024] Optionally, the second component includes multiple working modes, and the input circuit includes a first input circuit and a second input circuit connected in parallel, wherein:

[0025] The first input circuit outputs a first signal to the boost circuit in a first time period, and outputs a third signal to the boost circuit in a second time period, wherein the first signal indicates starting the first component, and the third signal indicates a working mode of the second component;

[0026] The second input circuit outputs a second signal to the boost circuit during the second time period, and the second signal indicates starting the second component.

[0027] Optionally, also include:

[0028] A processing component is used to determine the output current of the first output circuit and the second output circuit according to the duration of the current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the related technologies, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying any creative work.

[0030] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with this technology. They are not used to limit the conditions under which this application can be implemented, and therefore have no substantive technical significance. Any structural modification, change in proportion or adjustment of size, without affecting the effects and purposes that can be achieved by this application, should still fall within the scope of the technical contents disclosed in this application.

[0031] Figure 1 A schematic diagram of the structure of an input circuit, a boost circuit and an output circuit in an electronic device provided in one embodiment of the present application;

[0032] Figure 2 A flowchart of a processing method provided by an embodiment of the present application;

[0033] Figure 3 A flowchart of a processing method provided by another embodiment of the present application;

[0034] Figure 4 A schematic diagram of the structure of an input circuit, a boost circuit and an output circuit in an electronic device provided in another embodiment of the present application;

[0035] Figure 5A schematic structural diagram of an input circuit, a boost circuit, and an output circuit in an electronic device provided in yet another embodiment of the present application. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the embodiments in the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0037] It is obvious to those skilled in the art that various modifications and changes can be made in this application without departing from the spirit or scope of this application. Therefore, this application is intended to cover modifications and changes of this application that fall within the scope of the corresponding claims (technical solutions claimed for protection) and their equivalents. It should be noted that the implementation methods provided in the embodiments of this application can be combined with each other without contradiction.

[0038] In order to make the above-mentioned objects, features and advantages of the present application more obvious and easy to understand, the present application is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0039] As described in the background technology section, how to alleviate the space shortage problem of the motherboard in electronic equipment has become a research hotspot for those skilled in the art.

[0040] With the development of electronic technology, more and more components in electronic equipment need to use boost circuits to increase the driving signal. For example, dual speakers have become the mainstream in the market, and more and more electronic equipment use linear motors. Both dual speakers and linear motors require boost power amplifiers (i.e. boost circuits) to drive them, and this type of power amplifier has a large area and occupies more space on the motherboard of the electronic equipment.

[0041] The applicant has found that in actual applications, there are few scenarios where dual speakers and linear motors need to be driven simultaneously, mainly in the two scenarios of incoming call ringtones and games. Among them, the vibration of the linear motor includes short vibrations, which require a relatively large current at the moment, but the duration is short, about 20ms, while the duration of the current required by the dual speakers is longer. The mainstream configuration can be 1115 down + 1012 up. The up speaker is smaller, so the up speaker will also require less current.

[0042] In view of this, an embodiment of the present application provides a processing method, which is applied to electronic devices, such as Figure 1As shown, the electronic device includes: an input circuit 10, a boost circuit 20, and at least two parallel output circuits 30 connected to the boost circuit 20, as shown in FIG. Figure 2 and Figure 3 As shown, the processing method includes:

[0043] The output currents of the first output circuit and the second output circuit are determined based on the duration of current required by components connected to the first output circuit and the second output circuit and the working state of the boost circuit, wherein the at least two parallel output circuits include the first output circuit and the second output circuit connected in parallel.

[0044] Since different components of an electronic device require different durations of current when working, in the processing method provided in the embodiment of the present application, the boost circuit is connected to at least a first output circuit and a second output circuit in parallel. The processing method determines the output current of the first output circuit and the second output circuit based on the duration of current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit. Therefore, on the premise that the components connected to the first output circuit and the second output circuit are both working, the components connected to the first output circuit and the components connected to the second output circuit share the same boost circuit, thereby reducing the total area occupied by the first output circuit, the second output circuit and their corresponding boost circuits on the main board of the electronic device, thereby alleviating the problem of space shortage on the main board of the electronic device.

[0045] Optionally, in one embodiment of the present application, the duration of current required for the first output circuit to connect the components is less than the duration of current required for the second output circuit to connect the components. In this embodiment, determining the output current of the first output circuit and the second output circuit based on the duration of current required for the components connected to the first output circuit and the second output circuit and the working state of the boost circuit includes: if the boost circuit is in a working state, determining that the output current of the first output circuit is greater than the output current of the second output circuit based on the duration of current required for the components connected to the first output circuit and the second output circuit.

[0046] It should be noted that, in the above embodiment, the first current is the current required by the component connected to the first output circuit, and the second current is less than the current required by the component connected to the second output circuit. That is, in this embodiment, when the boost circuit is in working state and the components connected to the first output circuit and the second output circuit both need to be in operation, by limiting the current output by the second output circuit (that is, by limiting the driving current of the component with a long required current duration), the current output by the first output circuit is preferentially ensured to be the current required by the component connected to the first output circuit (that is, preferentially ensuring the normal operation of the component with a short required current duration), so that when the components connected to the first output circuit and the second output circuit share a boost circuit, the components connected to the first output circuit and the second output circuit both work.

[0047] Based on the above embodiment, in one embodiment of the present application, continue as follows Figure 2 and Figure 3 As shown, according to the duration of the current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit, determining the output current of the first output circuit and the second output circuit includes:

[0048] Determine the output working state of the boost circuit, determine that the output current of the first output circuit is the first current, the output current of the second output circuit is the second current, the duration of the current required by the component connected to the first output circuit is less than the duration of the current required by the component connected to the second output circuit, and the first current is greater than the second current, wherein the first current is the driving current currently required by the component connected to the first output circuit, and the second current is less than the current currently required by the component connected to the second output circuit;

[0049] After determining that the first output circuit has finished outputting the first current, it is determined that the current output by the second output circuit is a third current, the third current is greater than the second current, and the third current is the current currently required by the component connected to the second output circuit.

[0050] In this embodiment, if the boost circuit is in working condition, and the components connected to the first output circuit and the second output circuit both need to be in working condition, a larger current is first provided to the component connected to the first output circuit with a short required current duration, and a smaller current is provided to the component connected to the second output circuit with a long required current duration, so as to preferentially ensure the working condition of the component connected to the first output circuit, and then after the first output circuit stops outputting current (i.e., the component connected to the first output circuit stops working), a larger current is provided to the second output circuit to ensure the normal operation of the component connected to the second output circuit.

[0051] Based on any of the above embodiments, in one embodiment of the present application, continue as follows Figure 3 As shown, the processing method also includes: judging that the boost circuit is in a non-working state, determining that the current output by the second output circuit is the third current, that is, when the boost circuit is in a non-working state and the component connected to the second output circuit needs to be started, the component connected to the second output circuit currently needs to start the boost circuit, directly starting the boost circuit to provide the second output circuit with the required larger current to meet its working state.

[0052] Based on any of the above embodiments, in one embodiment of the present application, continue as follows Figure 2 As shown, the processing method also includes:

[0053] If the input circuit outputs a first signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the first signal represents starting a component connected to the first output circuit. That is, in this embodiment, the processing method determines the current state of the boost circuit when the input circuit outputs a start signal of a component connected to the first output circuit. If the boost circuit is in a working state, the first output circuit is controlled to output a larger first current and the second output circuit is controlled to output a smaller second current. If the boost circuit is in a non-working state, the component connected to the first output circuit currently needs to start the boost circuit, so the boost circuit is directly started and only the first output circuit is controlled to output a larger first current.

[0054] In another embodiment of the present application, continue as Figure 3 As shown, the processing method also includes:

[0055] If the input circuit outputs a second signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the second signal represents starting a component connected to the second output circuit. That is, in this embodiment, the processing method determines the current state of the boost circuit when the input circuit outputs a start signal of a component connected to the second output circuit. If the boost circuit is in a working state, the first output circuit is controlled to output a larger first current and the second output circuit is controlled to output a smaller second current. If the boost circuit is in a non-working state, the component connected to the second output circuit currently needs to start the boost circuit, so the boost circuit is directly started and the second output circuit is controlled to output a larger third current.

[0056] It should be noted that with the development of electronic technology, more and more components in electronic devices may need to use boost circuits, and among these components using boost circuits, there may be fewer scenarios in which at least three components work at the same time. For these components that need to use boost circuits and are in a relatively small number of scenarios in which the boost circuits are in working state at the same time, their corresponding output circuits can be connected in parallel and can share the same boost circuit. In this embodiment, the processing method provided in the embodiment of the present application may also include:

[0057] Determining a priority of current allocation corresponding to each of the at least three parallel output circuits based on the duration of current required by components connected to the at least three parallel output circuits;

[0058] Based on the priority of current allocation corresponding to each output circuit in the at least three output circuits connected in parallel, the output current of each output circuit in the at least three output circuits connected in parallel is determined.

[0059] Optionally, based on the above embodiments, in one embodiment of the present application, among the components connected by the at least three parallel output circuits, the output circuit of the component with a shorter required current duration has a higher current allocation priority, and the output circuit of the component with a longer required current duration has a lower current allocation priority, so as to prioritize the normal operation of the component with a shorter required current duration, so as to avoid the situation where some components do not work directly when the user needs to start certain components when the electronic device is working.

[0060] In addition, the present application also provides an electronic device, such as Figure 1 As shown, the electronic device includes:

[0061] Input circuit 10;

[0062] A boost circuit 20 connected to the output end of the input circuit 10;

[0063] At least two output circuits 30 connected to the output end of the boost circuit 20, the at least two output circuits 30 are connected in parallel, the at least two output circuits 30 include a first output circuit 31 and a second output circuit 32, and the duration of the current required by the component connected to the first output circuit 31 is shorter than the duration of the current required by the second output circuit 32;

[0064] If the boost circuit 20 is in working state, the first output circuit 31 outputs a first current, the second output circuit 32 outputs a second current, the first current is greater than the second current, and after the first output circuit 31 finishes outputting the first current, the second output circuit 32 outputs a third current, the third current is greater than the first current. Optionally, the first current is the current required by the component connected to the first output circuit, the second current is less than the current required by the component connected to the second output circuit, and the third current is the current required by the component connected to the second output circuit. Therefore, on the premise that the components connected to the first output circuit and the second output circuit are both working, the components connected to the first output circuit and the components connected to the second output circuit share the same boost circuit, thereby reducing the total area occupied by the first output circuit, the second output circuit and their corresponding boost circuits on the main board of the electronic device, and alleviating the space shortage problem of the main board in the electronic device.

[0065] Moreover, in the electronic device provided in the embodiment of the present application, the first output circuit and the second output circuit are connected to the same boost circuit, so that the components connected to the first output circuit and the components connected to the second output circuit share the same boost circuit, which can also reduce the cost of the electronic device.

[0066] Optionally, in one embodiment of the present application, the boost circuit is a driving amplifier, such as a power amplifier, but the present application does not limit this and it depends on the specific circumstances.

[0067] In one embodiment of the present application, the electronic device further includes a processing component, which is used to determine the output current of the first output circuit and the second output circuit based on the current duration required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit.

[0068] Optionally, in one embodiment of the present application, the processing component is also used to determine that the boost circuit is in a non-working state, and determine that the current output by the second output circuit is the third current, that is, when the boost circuit is in a non-working state and the component connected to the second output circuit needs to be started, the boost circuit is directly started to provide the second output circuit with the larger current it needs to meet its working state.

[0069] On the basis of any of the above embodiments, in one embodiment of the present application, the processing component is also used to execute: if the input circuit outputs a first signal, determine whether the current state of the boost circuit is a working state or a non-working state, and the first signal represents starting the component connected to the first output circuit, that is, in this embodiment, the processing method determines the current state of the boost circuit when the input circuit outputs a start signal of the component connected to the first output circuit, and if the boost circuit is in a working state, controls the first output circuit to output a larger first current and the second output circuit to output a smaller second current; if the boost circuit is in a non-working state, the operation of the component connected to the first output circuit requires driving the boost circuit, directly starts the boost circuit, and only controls the first output circuit to output a larger first current.

[0070] In another embodiment of the present application, the processing component is also used to execute: if the input circuit outputs a second signal, determine whether the current state of the boost circuit is a working state or a non-working state, and the second signal represents starting the component connected to the second output circuit. That is, in this embodiment, the processing method determines the current state of the boost circuit when the input circuit outputs a start signal of the component connected to the second output circuit. If the boost circuit is in a working state, the first output circuit is controlled to output a larger first current and the second output circuit is controlled to output a smaller second current. If the boost circuit is in a non-working state, the operation of the component connected to the second output circuit requires driving the boost circuit, and the boost circuit is directly started, and only the second output circuit is controlled to output a larger third current.

[0071] It should be noted that with the development of electronic technology, more and more components in electronic devices may need to use boost circuits, and among these components using boost circuits, there may be fewer scenarios in which at least three components work at the same time. For these components that need to use boost circuits and are in a relatively small number of scenarios in which the boost circuits are in working state at the same time, their corresponding output circuits can be connected in parallel and can share the same boost circuit. In this embodiment, in the electronic device of the embodiment of the present application, the processing component is also used to execute:

[0072] Determining a priority of current allocation corresponding to each of the at least three parallel output circuits based on the duration of current required by components connected to the at least three parallel output circuits;

[0073] Based on the priority of current allocation corresponding to each output circuit in the at least three output circuits connected in parallel, the output current of each output circuit in the at least three output circuits connected in parallel is determined.

[0074] Optionally, based on the above embodiments, in one embodiment of the present application, among the components connected by the at least three parallel output circuits, the output circuit of the component with a shorter required current duration has a higher current allocation priority, and the output circuit of the component with a longer required current duration has a lower current allocation priority, so as to prioritize the normal operation of the component with a shorter required current duration, so as to avoid the situation where some components do not work directly when the user needs to start certain components when the electronic device is working.

[0075] Based on any of the above embodiments, in one embodiment of the present application, the electronic device includes a driver chip, and the input circuit, the boost circuit and the output circuit are arranged on the same driver chip, but the present application does not limit this and it depends on the specific situation.

[0076] On the basis of any of the above embodiments, in one embodiment of the present application, the electronic device includes a dual speaker component and a vibration component. Since the structures of the driving circuits (including input circuit, boost circuit and output circuit) of the dual speaker component and the vibration component are similar, in an optional embodiment of the present application, the first output circuit is connected to the first component, and the second output circuit is connected to the second component. The first component is a vibration component, such as a linear motor, and the second component is a sound output component, such as a dual speaker, so as to simplify the modification of the driving circuits of the first component and the second component on the basis that the first component and the second component share the same boost circuit. However, the present application does not limit this. In other embodiments of the present application, the first component and the second component may also be components with fewer scenes working at the same time and both need boost circuits, depending on the specific circumstances. It should be noted that in this embodiment, the vibration component and the sound output component share the same boost circuit, which can save 12 square millimeters to 15 square millimeters of the mainboard area in the electronic device and reduce the cost by a certain amount.

[0077] Optionally, in the above embodiment, the vibration component is used to provide tactile feedback. In this case, the vibration mode of the vibration component is short vibration, that is, the vibration duration of the vibration component is short and the intensity is high, but the present application is not limited to this. In other embodiments of the present application, the vibration component can also be applied to other scenarios for providing short vibrations, depending on the specific circumstances.

[0078] It should also be noted that the sound output components of the dual speakers need to output different sound signal strengths in different scenarios. Accordingly, the sound output components need different current strengths, and the second output circuit needs to output different currents. Optionally, in one embodiment of the present application, the second component includes multiple working modes, such as Figure 4 and Figure 5 As shown, the input circuit includes a first input circuit and a second input circuit connected in parallel;

[0079] Wherein, the first input circuit outputs a first signal to the boost circuit in a first time period, and outputs a third signal to the boost circuit in a second time period, the first signal represents starting the first component, the third signal represents the working mode of the second component, and the working mode of the second component includes a boost mode;

[0080] The second input circuit outputs a second signal to the boost circuit during the second time period, and the second signal indicates starting the second component.

[0081] In this embodiment, if the sound output component and the vibration component are in a scenario where they are working simultaneously, in a first time period, the first input circuit outputs a first signal, the second input circuit outputs a second signal, the first output circuit outputs a first current to the vibration component, and the second output circuit outputs a second current to the sound output component, so as to provide the vibration component with a larger first current to ensure the normal working mode of the vibration component. After the vibration component finishes working, that is, after the first output circuit stops outputting the first current, it enters a second time period, the first input circuit outputs a third signal, and the second input circuit continues to output the second signal. The boost circuit controls the second output circuit based on the third signal to output a third current to the sound output component, so as to provide the sound output component with a driving current that matches its required vibration mode.

[0082] On the basis of the above embodiments, in one embodiment of the present application, the working mode of the second component may also include: low power consumption mode (i.e., standby mode); bypass mode, no voltage boost (i.e., no need to start the voltage boost circuit). In this embodiment, after the first input circuit outputs the third signal, the processing component is also used to determine the working mode represented by the third signal. If the third signal represents the voltage boost mode, the voltage boost circuit is controlled to work, and the second output circuit outputs a third current to the second component based on the signal output by the voltage boost circuit. If the third signal represents the low power consumption mode or the bypass mode, the processing component controls the voltage boost circuit not to work, and the second output circuit directly outputs a fourth current to the second component based on the power supply output signal corresponding to the second component. The fourth current is the current currently required by the second component, and the voltage boost circuit is not required.

[0083] The electronic device provided in the embodiment of the present application is described below by taking the first component as a vibration component and the second component as a sound output component as an example.

[0084] It should be noted that in addition to being used for short vibrations in scenarios such as providing tactile feedback, the vibration component can also be used to provide vibrations with long vibration durations such as incoming call vibrations and alarm vibrations. Since the vibration component has a smaller vibration intensity and a smaller current when used to provide vibrations with long vibration durations such as incoming call vibrations and alarm vibrations, a boost circuit is not required.

[0085] Therefore, in one embodiment of the present application, the processing component is also used to: determine the vibration mode of the vibration component based on the first signal output by the first output circuit. In this embodiment, when the vibration mode of the vibration component is a mode with short duration and high vibration intensity, the processing component determines that the boost circuit is in working state, determines that the output current of the first output circuit is the first current, the current output by the second output circuit is the second current, the duration of the current required by the component connected to the first output circuit is less than the duration of the current required by the component connected to the second output circuit, and the first current is greater than the second current; when the vibration mode of the vibration component is a mode with long duration and low vibration intensity, the processing component controls the first output circuit to output a fifth current to the first component, the fifth current is the current currently required by the first component, and the boost circuit is not required. However, the present application does not limit this, and it depends on the specific situation.

[0086] Optionally, in one embodiment of the present application, continue as Figure 5 As shown, the first input circuit 11 uses the I2C interface protocol to transmit signals with the boost circuit, and the second input circuit uses the I2S protocol to transmit signals with the boost circuit.

[0087] It should be noted that I2C (Inter-Integrated Circuit) is a multi-master, multi-slave single-chip bus system that implements data transmission through two lines - the serial data line (SDA) and the serial clock line (SCL). Each device connected to the bus has a unique address to facilitate identification and communication on the bus. I2C supports multiple transmission modes, including standard mode (up to 100kbit / s), fast mode (up to 400kbit / s), ultra-fast mode (up to 1Mbit / s) and high-speed mode (up to 3.4Mbit / s) to meet the needs of different application scenarios.

[0088] I2S (Inter-IC Sound) is an interface standard widely used in digital audio devices. It avoids distortion caused by time difference by separating data and clock signals. This design not only improves the quality of audio transmission, but also reduces the need for external professional anti-jitter equipment, thus saving costs for users. The standard I2S bus consists of 3 serial wires: time-division multiplexing data line, word selection line and clock line. These lines work together to ensure that audio data can be accurately transmitted from the sender to the receiver.

[0089] Optionally, in one embodiment of the present application, the first input circuit includes: A4 pin, A5 pin, B4 pin; the second input circuit includes BCK pin, WCK pin, DATAI pin, VLDO pin; wherein,

[0090] The A4 pin and the A5 pin in the first input circuit are both input pins of the vibration component, used to input the control signal for starting the vibration component, and control pins of the sound output component (such as a smart power amplifier), used to input the working mode of the sound output component. In some possible applications, the A4 pin and the A5 pin are used as input pins of the vibration component to inform the processing component which waveform to output to the vibration component to determine the form in which the vibration component vibrates; the A4 pin and the A5 pin are used as smart power amplifier control pins, mainly to control the working mode of the smart power amplifier. Optionally, the working modes of the smart power amplifier include: boost mode, which requires starting the boost circuit; low power mode (i.e., standby mode); bypass mode, no boost (i.e., no need to start the boost circuit), and the battery voltage of the smart power amplifier is directly output to the smart power amplifier.

[0091] It should be noted that the signal output of pins A4 and A5 is instantaneous. Therefore, the first signal and the third signal output by pins A4 and A5 generally do not overlap. If the first input circuit happens to receive instructions to output the first signal and the third signal at the same time, the first input circuit transmits the first signal and the third signal serially.

[0092] The B4 pin in the first input circuit is the address selection signal. When AD is pulled to a high level, the B4 pin outputs an address. When AD is pulled down to a low level, the B4 pin outputs another address. It should be noted that this address selection is pre-set and has nothing to do with the internal operation of the drive circuit.

[0093] The BCK pin and the WCK pin in the second input circuit are two clock signals, wherein the BCK pin is the main clock signal, the WCK pin is the left and right channel clock signals, and the signal transmission of the BCK pin and the WCK pin is an interleaved output;

[0094] The DATAI pin in the second input circuit is an audio input signal, and the DATAO pin is a feedback signal for feeding back the current state of the sound output component;

[0095] The VLDO pin in the second input circuit is an input voltage stabilization signal for stabilizing the signal at the input end of the boost circuit.

[0096] It should be noted that Figure 5 The first output circuit in the driving circuit shown is similar in structure to the output circuit of the existing vibration component, and the boost circuit, the second output circuit and its peripheral components are similar in structure to the driving circuit of the current sound output component, and this application will not describe them in detail.

[0097] Based on any of the above embodiments, in one embodiment of the present application, the first component and the second component can share some inductors and capacitors around the boost circuit on the basis of sharing the boost circuit, so as to further reduce the area of ​​the mainboard in the electronic device and reduce the cost of the electronic device.

[0098] In summary, in the electronic device and processing method provided in the embodiments of the present application, the boost circuit is connected to at least the first output circuit and the second output circuit in parallel, and the processing method determines the output current of the first output circuit and the second output circuit based on the current duration required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit, so that on the premise that the components connected to the first output circuit and the second output circuit are both working, the components connected to the first output circuit and the components connected to the second output circuit share the same boost circuit, thereby reducing the total area occupied by the first output circuit, the second output circuit and their corresponding boost circuits on the main board of the electronic device, alleviating the space shortage problem of the main board in the electronic device, and reducing the cost of the electronic device.

[0099] In this specification, each embodiment is described in a progressive, parallel, or progressive and parallel manner. Each embodiment focuses on the differences from other embodiments, and the same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0100] It should be noted that in the description of the present application, it should be understood that the description of the drawings and embodiments is illustrative rather than restrictive. The same figure marks throughout the embodiments of the specification identify the same structure. It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the term "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that the article or equipment including a series of elements includes not only those elements, but also includes other elements that are not clearly listed, or also includes elements inherent to such articles or equipment. In the absence of more restrictions, the elements limited by the sentence "including one..." do not exclude the existence of other identical elements in the article or equipment including the above elements.

[0101] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A processing method, applied to an electronic device, the electronic device comprising: An input circuit, a boost circuit, and at least two parallel output circuits connected to the boost circuit, the processing method comprising: The output currents of the first output circuit and the second output circuit are determined according to the current duration required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit, and the at least two parallel output circuits include the first output circuit and the second output circuit in parallel.

2. The processing method according to claim 1, wherein determining the output current of the first output circuit and the second output circuit according to the duration of the current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit comprises: Determining that the boost circuit is in a working state, determining that the output current of the first output circuit is a first current, the current output of the second output circuit is a second current, the duration of the current required for the component connected to the first output circuit is shorter than the duration of the current required for the component connected to the second output circuit, and the first current is greater than the second current; After determining that the first output circuit has finished outputting the first current, determining that the current output by the second output circuit is a third current, and the third current is greater than the second current.

3. The processing method according to claim 2, further comprising: It is determined that the boost circuit is in a non-operating state, and the current output by the second output circuit is determined to be the third current.

4. The processing method according to claim 2 or 3, further comprising: If the input circuit outputs a first signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the first signal represents starting a component connected to the first output circuit.

5. The processing method according to claim 2 or 3, further comprising: If the input circuit outputs a second signal, it is determined whether the current state of the boost circuit is a working state or a non-working state, and the second signal represents starting a component connected to the second output circuit.

6. The processing method according to claim 1, if the at least two parallel output circuits include at least three parallel output circuits, the method further comprises: Determining a priority of current allocation corresponding to each of the at least three parallel output circuits based on the duration of current required by components connected to the at least three parallel output circuits; Based on the priority of current allocation corresponding to each output circuit in the at least three output circuits connected in parallel, the output current of each output circuit in the at least three output circuits connected in parallel is determined.

7. An electronic device comprising: Input circuit; a boost circuit connected to the output end of the input circuit; At least two output circuits connected to the output end of the boost circuit, the at least two output circuits are connected in parallel, the at least two output circuits include a first output circuit and a second output circuit, and the duration of the current required by the component connected to the first output circuit is shorter than the duration of the current required by the component connected to the second output circuit; If the boost circuit is in working state, the first output circuit outputs a first current, the second output circuit outputs a second current, the first current is greater than the second current, and after the first output circuit finishes outputting the first current, the second output circuit outputs a third current, and the third current is greater than the first current. 8 . The electronic device according to claim 7 , wherein the first output circuit is connected to a first component, the second output circuit is connected to a second component, the first component is a vibration component, and the second component is a sound output component.

9. The electronic device according to claim 8, wherein the second component comprises a plurality of operating modes, the input circuit comprises a first input circuit and a second input circuit connected in parallel, wherein: The first input circuit outputs a first signal to the boost circuit in a first time period, and outputs a third signal to the boost circuit in a second time period, wherein the first signal indicates starting the first component, and the third signal indicates a working mode of the second component; The second input circuit outputs a second signal to the boost circuit during the second time period, and the second signal indicates starting the second component.

10. The electronic device according to claim 7, further comprising: A processing component is used to determine the output current of the first output circuit and the second output circuit according to the duration of the current required by the components connected to the first output circuit and the second output circuit and the working state of the boost circuit.