CN103972957A - Portable electronic device mutual power supply system, portable electronic device mutual power supply method and power transmission medium - Google Patents

Abstract

A mutual power supply system for portable electronic devices is used for charging a second portable electronic device or obtaining power from the second portable electronic device. The portable electronic device mutual power supply system comprises a power transmission medium and a first portable electronic device. The power transmission medium is provided with a first power node and a second power node; the second power node is used for establishing a power transmission link with a second portable electronic device. The first portable electronic device at least comprises a first data processing module, a first storage module, a first built-in power supply module, a first power management module and a first power port. The first power management module determines that current flows from the first power node to the first built-in power supply module through the first power management module or makes current flow from the first built-in power supply module to the first power node through the first power management module according to the control of the first data processing module.

Description

Portable electronic device mutual power supply system, portable electronic device mutual power supply method and power transmission medium

technical field

The present invention relates to power management of portable electronic devices, in particular to a system, method and power transmission medium for mutually supplying electric power to portable electronic devices.

Background technique

Portable electronic devices use a built-in power source (secondary battery or super capacitor) as the main power source. The capacity of the built-in power supply is limited. When the power of the built-in power supply is insufficient, the portable electronic device must supply power from an external power supply and charge the built-in power supply.

In order to provide backup power when going out, mobile power banks equipped with high-capacity batteries have become common external power sources to supply power to portable electronic devices and charge built-in power sources when AC household power is unavailable.

In many occasions, people usually carry a plurality of portable electronic devices without carrying a power bank or an AC-to-DC charger. In this situation, it often happens that the portable electronic device that needs to be used has insufficient power, while other portable electronic devices have sufficient power but are idle. Unless these portable electronic devices all use pluggable built-in power supplies of the same specification, the portable electronic devices with sufficient power but idle cannot play any role in supplying power.

Contents of the invention

The built-in power supplies between portable electronic devices are not necessarily interchangeable, and cannot be used as power backup for each other. The present invention proposes a system for mutual power supply of portable electronic devices, a method for mutual power supply of portable electronic devices, and power transmission The medium is used to enable two portable electronic devices to serve as power backup sources for each other.

In view of the above problems, the present invention proposes a mutual power supply system for portable electronic devices for charging a second portable electronic device or obtaining power from the second portable electronic device. The mutual power supply system for portable electronic devices includes a power transmission medium and a first portable electronic device.

The power transmission medium has a first power node and a second power node; the second power node is used to establish a power transmission link with the second portable electronic device.

The first portable electronic device at least has a first data processing module, a first storage module, a first built-in power module, a first power management module and a first power port.

The first data processing module is used to process data; the first storage module is electrically connected to the first data processing module and stores a charging management setting; the first built-in power supply module is used to supply power to the first data processing module and the first Storage module; the first power management module is arranged between the first power port and the first built-in power module, and is used to detect the capacitance of the first built-in power module, and the first power port establishes a power transmission connection with the first power node .

According to the control of the first data processing module, the first power management module determines that the current flows from the first power node to the first built-in power module through the first power management module, or makes the current flow from the first built-in power module to the first built-in power module through the first power management module. first power node.

In at least one embodiment of the present invention, the power transmission medium is a wire, and the first power node and the second power node are respectively a first electrical connector and a second electrical connector.

In at least one embodiment of the present invention, the power transmission medium includes a flat transmission cable, a first wireless charging stand and a second wireless charging stand. The first wireless charging stand is used for placing the first portable electronic device on it, and the first wireless charging stand includes a first induction coil, which is used as the first power node; the second wireless charging stand is used for the second wireless charging stand. Two portable electronic devices are placed on it, including a second induction coil used as a second power node; the first induction coil is electrically connected to the second induction coil through a flat transmission cable; the first portable electronic device It further includes an induction coil at the device end, which is used as a first power port for mutual induction with the first induction coil.

In at least one embodiment of the present invention, the power transmission medium includes a first electrical connector and a second electrical connector. The first electrical connector is used as a first power node and is disposed on the first portable electronic device; the second electrical connector is used as a second power node and is disposed on the second portable electronic device; and The first electrical connector and the second electrical connector can be connected in pairs.

Yet another embodiment of the present invention provides a method for mutual power supply between portable electronic devices, which is suitable for a first portable electronic device to charge a second portable electronic The device obtains power, including the following steps:

Provide a power transmission medium with a first power node and a second power node, use the first power node to establish a power transmission link with the first portable electronic device, and use the second power node to establish a connection with the second portable electronic device power links for electronic devices;

Using a power management module to obtain the capacities of the first portable electronic device and the second portable electronic device;

Using a first data processing module to compare the capacities of the first portable electronic device and the second portable electronic device;

When the capacitance of the first portable electronic device is smaller than that of the second portable electronic device, the first power management module determines the current flow from the first power node through the first power management module to the first power management module according to the control of the first data processing module. Charging the portable electronic device; when the capacitance of the first portable electronic device is greater than that of the second portable electronic device, the first power management module makes the current flow from the first portable electronic device according to the control of the first data processing module The device flows to the first power node and the second power node to charge the second portable electronic device.

In at least one embodiment of the present invention, it further includes a step of judging whether there is a forced one-way charging command input, and if so, forcing the first portable electronic device to charge the second portable electronic device.

In at least one embodiment of the present invention, it further includes a step of judging whether there is a forced one-way power receiving command input, and if so, forcing the second portable electronic device to charge the first portable electronic device.

Yet another embodiment of the present invention provides a power transmission medium for mutual power supply between portable electronic devices, for charging a first portable electronic device and a second portable electronic device, the first portable electronic device A portable electronic device and the second portable electronic device respectively have a first built-in power module and a second built-in power module. The power transmission medium includes a first power node, a second power node and a data processing device.

The first power node is used to establish a power transmission link with the first built-in power supply module; the second power node is used to establish a power transmission link with the second built-in power supply module; the data processing module is used to process data; the storage module is electrically connected to the data processing module, storing a charging management setting; and the power management module is electrically connected to the first power node and the second power node, and is used to detect the capacitance of the first built-in power module and the second built-in power module, wherein the power management According to the control of the data processing module, the module determines that the current flows from the first built-in power module to the second built-in power module, or makes the current flow from the second built-in power module to the first built-in power module.

In at least one embodiment of the present invention, the first electrical node and the second electrical node are respectively a first electrical connector and a second electrical connector.

In at least one embodiment of the present invention, the power transmission medium includes a first wireless charging stand and a second wireless charging stand. The first wireless charging stand is used for placing the first portable electronic device on it, the first wireless charging stand includes a first induction coil, which is used as the first power node; the second wireless charging stand is used for the second The portable electronic device is placed on it, including a second induction coil; wherein the first portable electronic device and the second portable electronic device further include a device-side induction coil, which is connected with the first induction coil and the second induction coil. The coils induce each other.

With the system, method or power transmission medium proposed by the present invention, portable electronic devices can be charged with each other, so as to solve the urgent charging demand and effectively utilize idle portable electronic devices with sufficient power.

Description of drawings

FIG. 1 is a circuit block diagram of a mutual power supply system for portable electronic devices according to a first embodiment of the present invention.

2 is a circuit block diagram of the first portable electronic device in the first embodiment of the present invention, specifically disclosing the connection relationship between the first portable electronic device, the power transmission medium, and the second portable electronic device.

3 is a circuit block diagram of the second portable electronic device in the first embodiment of the present invention, specifically disclosing the connection relationship between the second portable electronic device, the power transmission medium, and the first portable electronic device.

FIG. 4 is a circuit block diagram of the power transmission medium in the first embodiment of the present invention.

FIG. 5 is a flowchart of a method for mutually supplying electric power between portable electronic devices of the present invention.

6 is a circuit block diagram of the first portable electronic device, the second portable electronic device and the power transmission medium in the second embodiment of the present invention.

7 is a circuit block diagram of the first portable electronic device, the second portable electronic device and the power transmission medium in the third embodiment of the present invention.

8 is a circuit block diagram of the power transmission medium in the fourth embodiment of the present invention, and discloses the connection relationship between the power transmission medium and the first portable electronic device and the second portable electronic device.

Description of main component symbols:

1000 portable electronic devices supply power system to each other

100 first portable electronic device 110 first data processing module

120 First storage module 130 First built-in power module

140 First power management module 150 First power port

150a device side induction coil 160 first communication module

170 first input and output interface 200 second portable electronic device

210 second data processing module 220 second storage module

230 Second internal power supply module 240 Second power management module

250 Second Power Port 250a Device Side Induction Coil

260 The second communication module 270 The second input and output interface

300 Power transmission medium 310 First power node

320 second power node 300a power transmission medium

300b Power Transmission Medium 300c Power Transmission Medium

310a First induction coil 310b First electrical connector

310c first power node 320a second induction coil

320b second electrical connector 320c second electrical node

330a Flat Transfer Cable 340a First Wireless Charging Stand

350a Second wireless charging stand 350c Data processing module

360c Storage Module 370c Power Management Module

Detailed ways

Please refer to FIG. 1 and FIG. 2, which is a portable electronic device mutual power supply system 1000 disclosed in the first embodiment of the present invention, which is used to charge a second portable electronic device 200 or to charge a second portable electronic device 200. The portable electronic device 200 obtains power.

As shown in FIG. 1 and FIG. 2 , the portable electronic device mutual power supply system 1000 includes a first portable electronic device 100 and a power transmission medium 300 .

The aforementioned first portable electronic device 100 or the second portable electronic device 200 may be but not limited to a notebook computer, a navigation device, a feature phone, or a smart phone.

1 and 2, the first portable electronic device 100 at least has a first data processing module 110, a first storage module 120, a first built-in power supply module 130, a first power management module 140 and a first power port 150 .

The first data processing module 110 is used for processing data and controlling the first power management module 140 to determine the direction of the control current passing through the first power management module 140 . The first storage module 120 is electrically connected to the first data processing module 110 and stores a charging management setting. The first built-in power module 130 is used to supply power to the first data processing module 110 and the first storage module 120 . The aforementioned first built-in power module 130 is a secondary battery or a super capacitor.

The first power management module 140 is disposed between the first power port 150 and the first built-in power module 130 for detecting the capacity of the first built-in power module 130 .

1 and 3, the second portable electronic device 200 has at least a second data processing module 210, a second storage module 220, a second built-in power supply module 230, a second power management module 240 and A second power port 250 . The second portable electronic device 200 is roughly the same as the first portable electronic device 100, and at most only differs in model, and is essentially interchangeable at will. The difference is only in the mutual power supply between the portable electronic devices. , which is the difference between the master control end and the controlled end.

In a specific embodiment of the present invention, the first portable electronic device 100 further includes a first communication module 160 and a first input/output interface 170 connected to the first data processing module 110 . The shown first communication module 160 uses but not limited to the following communication protocols: 802.11 wireless communication protocol, Bluetooth communication protocol, mobile data and communication protocols (GSM, GPRS, CDMA, HSDPA, LIE, WiMAX). The first input and output interface 170 includes an input device and an output device. The input device includes a keyboard, a touch component, and a microphone, and the output device includes but is not limited to a screen, a lamp group, and an audio output unit. The second portable electronic device 200 also has a second communication module 260 and a second input/output interface 270 , the functions of which are the same as those of the first communication module 160 and the first input/output interface 170 , and will not be repeated here.

As shown in FIGS. 1 to 4 , the power transmission medium 300 has a first power node 310 and a second power node 320 . The first power node 310 is used to establish a power transmission link with the first portable electronic device 100 , specifically, the first power node 310 communicates with the first 130 of the first portable electronic device 100 through the first power port A built-in power module establishes the power transmission link. The second power node 320 is used to establish a power transmission link with the second portable electronic device 200 , specifically, the second power node 320 is connected to the second built-in The power module 230 establishes a power transmission link. In this embodiment, the power transmission medium 300 is a wire, and the first power node 310 and the second power node 320 are respectively a first electrical connector and a second electrical connector.

According to the control of the first data processing module 110, the first power management module 140 determines that the current flows from the first power node 310 to the first built-in power module 130 through the first power management module 140, or makes the current flow through the first built-in power module 130 The first power management module 140 flows to the first power node 310 .

As shown in FIG. 5 , according to the embodiment of the present invention, the present invention further provides a method for mutual power supply between portable electronic devices, which is suitable for the first portable electronic device 100 and used for the second portable electronic device 200 Charging or obtaining power from the second portable electronic device 200 .

Please refer to FIG. 1 to FIG. 4 , the method for mutual power supply between portable electronic devices is to first provide a power transmission medium 300 with a first power node 310 and a second power node 320, and establish a power transmission method with the first power node 310 The power transmission link of the first portable electronic device 100 is established to establish a power connection with the second portable electronic device 200 through the second power node 320 . (Step Step110)

A power management module is used to obtain the capacitances of the first portable electronic device 100 and the second portable electronic device 200 . (Step Step120). The aforementioned power management module is the first power management module 140 of the first portable electronic device 100 , or the power management module integrated in the power transmission medium 300 .

A first data processing module 110 is used to compare the capacities of the first portable electronic device 100 and the second portable electronic device 200 . (Step Step130)

When the capacitance of the first portable electronic device 100 is smaller than that of the second portable electronic device 200, the first power management module 140 determines that the current passes through the first power node 310 according to the control of the first data processing module 110 The management module 140 charges the first portable electronic device 100 . (Step Step140)

When the capacitance of the first portable electronic device 100 is greater than that of the second portable electronic device 200, the first power management module 140 makes the current flow from the first portable electronic device 100 to the The first power node 310 and the second power node 320 charge the second portable electronic device 200 . (Step Step150)

Before the step Step130, it further includes a step of judging whether there is a forced one-way charging command input (Step160), and if so, further judging the charging direction (Step170), and forcing the first portable electronic device 100 to the second portable electronic device 100 The electronic device 200 is charged (Step 180 ) or the second portable electronic device 200 is forced to charge the first portable electronic device 100 (Step 190 ).

In addition, the power management module can increase the potential of the passing current to be higher than the first built-in power module 130 or the second built-in power module 230 , so as to facilitate the execution of the charging operation.

Please refer to FIG. 6 and FIG. 7 , which are a power transmission medium 300 disclosed in the second embodiment of the present invention, which is suitable for the mutual power supply system 1000 of the portable electronic devices of the present invention.

The power transmission medium 300a of the second embodiment includes a flat transmission cable 330a, a first wireless charging stand 340a and a second wireless charging stand 350a.

The first wireless charging stand 340a is used for placing the first portable electronic device 100 thereon, and the first wireless charging stand 340a includes a first induction coil 310a.

The second wireless charging stand 350a is used for placing the second portable electronic device 200 on it, and includes a second induction coil 320a as a second power node, wherein the first induction coil 310a is electrically powered by the flat transmission cable 330a Sexually connected to the second induction coil 320a.

The first portable electronic device 100 and the second portable electronic device 200 further include a device-side induction coil 150a, 250a, used as a first power port and a second power port, and respectively the first induction coil 310a and the second power port. The two induction coils 320a induce each other to generate an induction current.

Please refer to FIG. 7 , which is a power transmission medium 300 b disclosed in the third embodiment of the present invention, which is suitable for the mutual power supply system 1000 of the portable electronic devices of the present invention.

The power transmission medium 300b includes a first electrical connector 310b and a second electrical connector 320b. The first electrical connector 310b is used as a first power node and is set on the first portable electronic device 100; the second electrical connector 320b is used as a second power node and is set on the second portable electronic device 200. Wherein, the first electrical connector 310b and the second electrical connector 320b can be connected in pairs.

As shown in Figure 8, based on the aforementioned charging method and embodiment, the fourth embodiment of the present invention proposes a power transmission medium 300c for mutual power supply between portable electronic devices, for the first portable electronic device 100 and the second portable electronic device 100. The two portable electronic devices 200 charge each other. The difference of the fourth embodiment mainly lies in moving the master control of the charging operation to the power transmission medium 300c.

The power transmission medium 300c includes a first power node 310c, a second power node 320c, a data processing module 350c, a storage module 360c, and a power management module 370c.

The first power node 310c is used to establish a power transmission link with the first built-in power supply module 130 ; the second power node 320c is used to establish a power transmission link with the second built-in power supply module 230 .

The data processing module 350c is used to process data; the storage module is electrically connected to the data processing module 350c to store a charging management setting; the power management module is electrically connected to the first power node 310c and the second power node 320c for detecting Capacitance of the first built-in power module 130 and the second built-in power module 230 . The changes of the first power node 310c and the second power node 320c are the same as those of the first, second and third embodiments described above, and will not be repeated here.

The power management module 370c determines whether the current flows from the first built-in power module 130 to the second built-in power module 230 or makes the current flow from the second built-in power module 230 to the first built-in power module 130 according to the control of the data processing module 350c.

The fourth embodiment is mainly to move the master control of the charging operation to the power transmission medium 300c, without needing a special first portable electronic device 100 and a second portable electronic device 200, so that the scope of application is wider.

With the system, method or power transmission medium proposed by the present invention, portable electronic devices can be charged with each other, so as to solve the urgent charging demand and effectively utilize idle portable electronic devices with sufficient power.

Claims (10)

1. portable electronic devices is supplied mutually an electric power system, for one second portable electronic devices is charged or obtains electric power from described the second portable electronic devices, it is characterized in that, described portable electronic devices is supplied mutually electric power system and comprised:

One electric power transfer medium, has one first power node and one second power node; Described the second power node links for setting up electric power transfer with described the second portable electronic devices; And

One first portable electronic devices, at least has:

One first data processing module, in order to deal with data;

One first storage module, is electrically connected at described the first data processing module, stores a Charge Management and sets;

One first built-in power module, in order to supply electric power to described the first data processing module and described the first storage module; And

One first electrical management module and one first electricity port, wherein said the first electrical management module is arranged between described the first electricity port and described the first built-in power module, for detecting the capacitance of described the first built-in power module, and described the first electricity port is set up electric power transfer link with described the first power node;

Wherein, described the first electrical management module is according to the control of described the first data processing module, determine that electric current flows to described the first built-in power module by described the first power node by described the first electrical management module, or make electric current by described the first electrical management module, flow to described the first power node by described the first built-in power module.

2. portable electronic devices according to claim 1 is supplied mutually electric power system, it is characterized in that, described electric power transfer medium is a wire, and described the first power node and described the second power node are respectively one first electric connection and one second electric connection.

3. portable electronic devices according to claim 1 is supplied mutually electric power system, it is characterized in that, described electric power transfer medium comprises:

One flat transmission cable;

One first wireless charging base, uses for described the first portable electronic devices placed thereonly, and described the first wireless charging base comprises one first induction coil, in order to as the first power node; And

One second wireless charging base, uses for described the second portable electronic devices placed thereonly, comprises one second induction coil, in order to as the second power node; Described the first induction coil is electrically connected at described the second induction coil by this flat transmission cable;

Wherein, described the first portable electronic devices more comprises a device end induction coil, in order to as described the first electricity port, responds to mutually with described the first induction coil.

4. portable electronic devices according to claim 1 is supplied mutually electric power system, it is characterized in that, described electric power transfer medium comprises:

One first electrical joint, in order to as described the first power node, and is arranged at described the first portable electronic devices; And

One second electrical joint, in order to as described the second power node, and is arranged at described the second portable electronic devices;

Wherein, the described first electrical joint and the described second electrical joint are to connect by antithesis.

5. a portable electronic devices is supplied mutually electrical methods, be applicable to one first portable electronic devices, in order to one second portable electronic devices is charged or obtains electric power from described the second portable electronic devices, described portable electronic devices is supplied mutually electrical methods and is comprised:

The one electric power transfer medium with one first power node and one second power node is provided, with described the first power node, build on the electric power transfer link of described the first portable electronic devices, and set up and link with the electric power of described the second portable electronic devices with described the second power node;

With an electrical management module, obtain the capacitance of described the first portable electronic devices and described the second portable electronic devices;

With one first data processing module, the capacitance of more described the first portable electronic devices and described the second portable electronic devices;

When the capacitance of described the first portable electronic devices is less than described the second portable electronic devices, described the first electrical management module, according to the control of described the first data processing module, determines that electric current is charged to described the first portable electronic devices by described the first electrical management module by the first power node; When the capacitance of described the first portable electronic devices is greater than described the second portable electronic devices, described the first electrical management module is according to the control of described the first data processing module, makes electric current by the first portable electronic devices, flow to described the first power node, the second power node and described the second portable electronic devices is charged.

6. portable electronic devices according to claim 5 is supplied mutually electrical methods, it is characterized in that, more comprise a step, judged whether to force unidirectional charging instruction input, if have, force described the first portable electronic devices to described the second portable electronic devices charging.

7. portable electronic devices according to claim 5 is supplied mutually electrical methods, it is characterized in that, more comprise a step, judged whether to force unidirectionally inputted by electric instruction, if have, force described the second portable electronic devices to described the first portable electronic devices charging.

8. an electric power transfer medium of supplying mutually electric power for portable electronic devices, use for one first portable electronic devices and one second portable electronic devices and charge mutually, described the first portable electronic devices and described the second portable electronic devices have respectively one first built-in power module and one second built-in power module, and described electric power transfer medium comprises:

One first power node, links for setting up electric power transfer with described the first built-in power module;

One second power node, links for setting up electric power transfer with described the second built-in power module;

One data processing module, in order to deal with data;

One storage module, is electrically connected at described data processing module, stores a Charge Management and sets; And

One electrical management module, is electrically connected at described the first power node and described the second power node, for detecting the capacitance of described the first built-in power module and described the second built-in power module;

Wherein, described electrical management module, according to the control of described data processing module, determines that electric current flows to described the second built-in power module by described the first built-in power module, or makes electric current flow to described the first built-in power module by described the second built-in power module.

9. the electric power transfer medium of supplying mutually electric power for portable electronic devices according to claim 8, is characterized in that, described the first power node and described the second power node are respectively one first electric connection and one second electric connection.

10. the electric power transfer medium of supplying mutually electric power for portable electronic devices according to claim 8, is characterized in that, described electric power transfer medium comprises:

One first wireless charging base, uses for described the first portable electronic devices placed thereonly, and described the first wireless charging base comprises one first induction coil, in order to as the first power node; And

One second wireless charging base, uses for described the second portable electronic devices placed thereonly, comprises one second induction coil;

Wherein, described the first portable electronic devices and described the second portable electronic devices more comprise a device end induction coil, respond to mutually with described the first induction coil and described the second induction coil.