KR20190001272U - USB multi cable apparatus for charging mobile phones - Google Patents

Abstract

The present invention relates to a USB cable device for simultaneously charging a plurality of mobile terminals.
A USB cable device according to an exemplary embodiment includes a USB male connector for being inserted into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a main body connecting the USB female connector and the USB male connector When a plurality of USB cable devices are connected in series, a plurality of mobile terminals are connected to a connection member of a plurality of USB cable devices, respectively, At the same time, a rechargeable device is provided.

Description

Technical Field [0001] The present invention relates to a USB cable device for charging a mobile terminal,

The present invention relates to a USB cable device, and more particularly, to a USB cable device that supports charging of a mobile terminal.

In general, USB (Universal Serial Bus) is one of the input and output standards used to connect computers and peripherals. Typical versions include USB 1.0, 1.1, 2.0, 3.0, and 3.1. USB has been created to replace a variety of existing serial and parallel connections. Keyboards, mice, game pads, joysticks, scanners, digital cameras, printers, PDAs, and storage devices. Most of these device connections are made using standard connection methods. USB has been developed for PC, but now it is used in PDA and game console, and it is used for charging by using USB power supply function.

The charging method of the mobile terminal is divided into 5pin, 8pin and c-type, which makes it difficult to charge the mobile terminal in different cases. For example, a terminal manufactured by Apple Corporation and a terminal manufactured by Samsung Electronics differ in the method of a USB connector for charging power or transmitting / receiving data through a wired cable. In particular, Apple's terminal is a Lightning USB connector with 8 pins and Samsung's terminal is composed of a Micro Type B USB connector with 5 pins. Furthermore, the standard for unification exists in C-type.

Therefore, although the terminals that are supplied in Korea are mainly composed of the terminals of manufacturers including Samsung Electronics and LG, which are implemented by Google's Android operating system, and those using Apple's iOS, they are not compatible with each other, There has been an inconvenience in using an adapter provided with a connector.

In addition, although there is a USB charger having a conversion gender, there is a problem that only one mobile phone can be charged at a time.

A problem to be solved by the present invention is to simultaneously charge a plurality of smartphones by a USB cable connected from one charging adapter.

More specifically, the present invention aims at providing a USB connector that can charge a plurality of cellular phones at the same time while using one charging source, and which can be charged in various types of cellular phones.

The technical problems of the present invention are not limited to the technical problems mentioned above, and other technical problems which are not mentioned can be clearly understood by those skilled in the art from the description below.

According to an aspect of the present invention, there is provided a USB cable system comprising: a USB male connector for being inserted into a USB female interface; a USB female connector for accommodating a USB male connector of another USB device; Wherein a plurality of USB cable devices are connected in series, and when the plurality of USB cable devices are connected in series, a plurality of USB cable devices are connected to a connecting member of the plurality of USB cable devices, Mobile terminals can be connected and charged simultaneously.

In addition, the main body further includes a switch for switching the function of the USB cable device. When the switch is located at one side, the device supplies power from the USB device connected to the USB male connector to the connecting member , And the device may operate as a USB memory if the switch is located at the other end.

The main body may further include a display for displaying the voltage and current supplied to the connection member when the USB male connector is connected to the USB arm interface of the USB power supply and the connection member is connected to the mobile terminal .

The USB cable device further includes a second main body including a first main body including a USB male connector for insertion into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, And a cable connecting the second body, and a connection member connected to the mobile terminal at a predetermined position of at least one side of the first body or the second body may be formed.

In addition, the USB cable device according to one embodiment includes a USB male connector for being inserted into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a USB female connector for connecting the USB male connector and the USB female connector A first device comprising a cable; And a USB male connector for being inserted into the USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a main body connecting the USB female connector and the USB male connector, And a second device including a connection member to which the terminal is connected, wherein the first device is connected to the USB arm interface of the USB power supply device and the second device is connected to the first device, Can be supplied to the connecting member.

The connecting member according to one embodiment may be one of a 5-pin connector, a c-type connector, and an 8-pin connector.

According to one embodiment, the first connector may include a printed circuit board including at least one electrode connected to the cable portion and a control chip connected to the electrode.

According to an embodiment, the control chip recognizes the type of an external electronic device connected to the second connector, and the control chip can output a charge ID corresponding to the recognized type of the external electronic device.

The USB multi cable according to the embodiment of the present invention can charge a plurality of mobile terminals simultaneously using one charging source.

In addition, the present invention is not limited to a mobile terminal according to one type of charging type, and can charge mobile terminals having various types of charging types.

1 is a perspective view showing a USB cable device according to an embodiment of the present invention.
2 is a perspective view of a USB cable device including a switch unit according to an embodiment of the present invention.
3 is a diagram illustrating a USB multi-cable device 300 including a display unit according to an embodiment of the present invention.
4 is a perspective view of a USB cable device including a cable portion.
5 is a perspective view illustrating a USB multi cable including a switch unit and a display unit according to an embodiment of the present invention.

The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated in the drawings and described in detail in the detailed description. It should be understood, however, that the appended claims are not intended to limit the invention to the particular embodiments, but to include all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing.

The terms first, second, A, B, etc. may be used to describe various elements, but the elements should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

The electronic device including the USB insertion unit as referred to herein may mean a PC, a notebook, an iPad, and the like, and the mobile terminal may mean a portable terminal such as a mobile phone, a smart phone, MP3, and a PDA.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, a USB cable according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. The present invention relates to a multi-USB cable capable of charging multiple mobile terminals using a single recharge adapter.

1 is a perspective view illustrating a USB multi-cable device according to an embodiment of the present invention.

Referring to FIG. 1, a USB cable device 120 according to an embodiment of the present invention includes a USB male connector 121 for insertion into a USB female interface; A USB female connector 122 for receiving a USB male connector of another USB device; And a main body 123 connecting the USB female connector and the USB male connector. A connecting member 124 to which a mobile terminal is connected is formed at a predetermined position on the side surface of the main body.

At this time, the connection member 124 may be one of various types of USB connectors 5. For example, type A mini USB connector (8 pin), type B mini USB connector (5 pin), micro type A USB connector, micro type B USB connector, type C USB connector to be connected to the charging terminal of mobile terminal It can be either.

According to one embodiment of the present invention, the USB male connector 121 may be inserted and connected to a USB female interface of a computer or laptop having an external charging source, for example, a charging adapter or a USB port. The USB male connector 121 connected to the external charging source receives power and supplies power to the main body. At this time, the external charging source may be a charging adapter that is supplied with a power of 220 V or 110 V and supplies a constant voltage and current, for example, a voltage and a current of 5 V 2A.

As shown in FIG. 1, a USB cable device according to an embodiment may be connected to each other. For example, the male connector 131 of one USB cable device 130 can be connected to the female connector 122 of another USB cable device 120.

At this time, the power supplied to one USB cable device 120 is supplied to the other USB cable device 130. Accordingly, not only one USB cable device 120 but also another USB cable device 130 can charge a mobile terminal connected to each of the connecting members 124 and 134.

According to one embodiment, a USB cable extension line 110 may be used from an external filler source to the male connector 121 according to an embodiment of the present invention to extend the cable length.

As shown in FIG. 1, the connecting members 124 and 134 of the USB cable device according to an embodiment may be different from each other. For example, the connecting member 124 of the first USB cable device 120 is a micro 8 pin connector and the connecting member 134 of the second USB cable device 130 is a micro 5 pin connector. The first USB cable device 120 can charge the iPhone and the second USB cable device 130 can simultaneously charge the Android phone using different connecting members.

Although not shown in Fig. 1, a USB cable device having the same connecting member may be continuously connected. For example, two USB cable devices having micro 5-pin connectors as connection members can be connected in series. In this case, you can charge two Android phones simultaneously.

2 is a perspective view of a USB cable device including a switch according to one embodiment of the present invention.

Referring to FIG. 2, the main body 123 may further include a switch 210 for switching functions between the USB memory and the USB charger. In FIG. 2, the switch 210 is represented as a slide type, but the present invention is not limited thereto, and other types of switches may be used. For example, a button-type switch or a touch-type switch can also be used. If there is a switch in the main body, the main body may further include a storage for operating as a USB memory.

The storage may be stored in a nonvolatile memory such as a ROM (Read Only Memory), an Erasable Programmable ROM (EPROM), an Electrically Erasable Programmable ROM (EEPROM), a flash memory or the like, a hard disk, a removable disk, or any of the well- Readable recording medium in the form of a computer-readable recording medium.

Referring to FIG. 2, the switch 210 can move between one side and the other side. For example, when the switch 210 is located at one side, the USB cable device 200 can supply power to the connecting member 124 from the charging source in contact with the USB male connector 121.

On the other hand, when the switch 210 is located at the other side, the USB cable device 200 operates as a USB memory. Specifically, the USB cable device 200 supplies power from the charging source in contact with the USB male connector 121 to the storage, and operates as a USB memory.

The housing may serve to protect internal components. The housing may be, for example, a hand-held structure, and the material is made of synthetic resin. The housing can form the appearance of the main body 123.

The main body 123 may include a printed circuit board that contacts the USB male connector 121 through four connection lines. In addition, the main body 123 may include a control chip, which may be connected to the power supply electrode, the D-electrode, the D + electrode, and the ground electrode of the printed circuit board. Therefore, the control chip can be connected to four connection lines from the USB male connector.

Also, the control chip may be connected to the USB female connector 122 and the connecting member 124. The control chip can receive a power supply voltage from an external host device connected to the USB male connector 121. [ The control chip may provide the power supply voltage to the power supply electrode of the printed circuit board 120. Therefore, the control chip can provide the power supply voltage from the external host device to the USB female connector or the connecting member connected to the power supply electrode of the printed circuit board.

The control chip can recognize the type of external electronic device connected to the connection member 124. The control chip can recognize whether the external electronic device connected to the connection member 124 is an Android product, an Apple product, a Samsung Galaxy Tab product, or a Samsung Galaxy Note product. The control chip can output the charge ID corresponding to the recognized type of the external electronic device.

As described above, the control chip can be supplied with a power supply voltage and a ground voltage from an external host device connected to the USB male connector 121. In addition, the control chip may provide a power supply voltage and a ground voltage to the connection line of the connection member 124. This allows the control chip to remain in active mode. The control chip may output a charge ID and cause current to flow to an external mobile terminal connected to the connection member 124. [

As shown in FIG. 3, the main body 123 may include a display unit 310 that displays voltage and current supplied to the connection member. The printed circuit board of the main body 123 may further include a current and voltage measuring circuit for measuring the magnitude of the current and voltage supplied to the connecting member.

When the USB male connector 121 is connected to the USB female interface of the external USB power supply and the connecting member 124 is connected to the mobile terminal, the external power is supplied to the mobile terminal via the USB cable device 300 according to one embodiment . At this time, the current and voltage measuring circuit can measure the power supplied through the connecting member 124, and can display the measured voltage and current through the display unit 310.

4 is a perspective view of a USB cable device including a cable portion.

Referring to FIG. 4, the USB cable device according to one embodiment of the present invention includes a first main body 113 including a USB male connector to be inserted into a USB female interface, a USB A second body 114 including a female connector, and a cable portion 420 connecting the first body and the second body.

The cable portion 420 may include a connection line and a cover surrounding the connection line. The cable portion may include at least one connection line. The cable portion may include four connecting lines. If there are a plurality of connecting lines, the outside of each connecting line may be coated with an insulating material so that the respective connecting lines are insulated from each other. The connection line may be made of a conductive material. The connecting line may be, for example, a copper wire or an oxygen free copper wire.

The sheath may wrap around the outside of the connection line. The cover may serve to protect the connection line from the outside. The cover may be made of an insulating material, for example, plastic.

Referring to FIG. 4, there is a connecting member 410 connected to the mobile terminal on the side of the second body 114. However, this position is not limited, and a connecting member 410 connected to the mobile terminal at a predetermined position on at least one side of the first body 113 or the second body 114 may be formed.

It is easy to select the position of the mobile terminal contacting the connection member 410 due to the cable 420 connecting the first body 113 and the second body 114 when the cable 420 exists It is possible to provide convenience, and it is not necessary to prepare a separate cable for extending the length.

5 is a perspective view illustrating a USB multi cable including a switch unit and a display unit according to an embodiment of the present invention.

5, a USB male connector 111 for being inserted into a USB female interface, a USB female connector 112 for accommodating a USB male connector of another USB device, and a USB connector 112 for connecting the USB male connector 111 and USB A first device 510 is shown that includes a cable connecting the female connector 112.

5, there are shown a USB male connector 121 for being inserted into a USB female interface, a USB female connector 122 for accommodating a USB male connector of another USB device, A main body 123 for connecting the main body 123; And a connection member 124 to which a mobile terminal located at a side of the body is connected.

When the male connector 111 of the first device 510 is connected to the USB female interface of the external USB power supply and the second device 520 is connected to the first device 510 as shown, Power from the device can be supplied to the connecting member 124. [

The USB cable according to the embodiment of the present invention is easy to carry and provides convenience. Further, when a plurality of USB cable devices are used, a plurality of mobile terminals can be charged through one charging adapter. In addition, a connector for a mobile terminal required for a mobile terminal different from manufacturer to manufacturer can be selectively used.

While the foregoing invention has been shown and described with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Anyone with it will know easily.

Claims (3)

In the USB cable device,
i) a USB male connector for insertion into a USB female interface, a USB female connector for receiving a USB male connector of another USB device, and a body connecting said USB female connector and said USB male connector, And a first connection member connected to the mobile terminal at a predetermined position on one side,
When a plurality of USB cable devices are connected in series, a plurality of mobile terminals are connected to the connection members of the plurality of USB cable devices and are chargeable at the same time,
Wherein the main body includes a printed circuit board and a control chip which are in contact with the USB male connector through four connection lines,
The control chip is connected to a power supply electrode, a D-electrode, a D + electrode, and a ground electrode of the printed circuit board. The control chip is connected to four connection lines from the USB male connector,
Wherein the control chip is connected to the USB female connector and the connection member and receives a power supply voltage from the mobile terminal connected to the USB male connector to provide the power supply voltage to the power supply electrode of the printed circuit board,
The control chip recognizes the type of the mobile terminal connected to the connection member, outputs a charge ID corresponding to the recognized type of the mobile terminal, flows a current corresponding to the charge ID to the connection member,
Wherein the main body further comprises a switch for switching the function of the USB cable device,
When the switch is located at one side, the apparatus supplies power from the USB device connected to the USB male connector to the connecting member,
When the switch is located at the other end, the device operates as a USB memory,
A first USB cable device further comprising a display to indicate the voltage and current supplied to the connecting member when the USB male connector is connected to the USB arm interface of the USB power supply and the connecting member is connected to the mobile terminal,
ii) a USB male connector for insertion into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a body connecting said USB female connector and said USB male connector, A second USB cable device including a connecting member connected to the mobile terminal at a predetermined position on two sides and
iii) a USB male connector for insertion into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a cable connecting the USB male connector to a USB female connector, And a third USB cable device including a connecting member, wherein the cable includes at least one cable connecting line whose exterior is coated with an insulating material,
Wherein the first cable device, the second cable device, and the third cable device are connected in series. In the USB cable device,
A first body including a USB male connector for insertion into a USB female interface;
A second body including a USB female connector for accommodating a USB male connector of another USB device; And
And a cable connecting the first body and the second body,
And a connection member connected to the mobile terminal is formed at a predetermined position on at least one side of the first main body or the second main body. In the USB cable device,
A first device comprising a USB male connector for insertion into a USB female interface, a USB female connector for receiving a USB male connector of another USB device, and a cable connecting said USB male connector to a USB female connector; And
A USB male connector for being inserted into a USB female interface, a USB female connector for accommodating a USB male connector of another USB device, and a main body for connecting the USB female connector and the USB male connector; And a second device including a connection member to which a mobile terminal located at a side of the main body is connected,
Wherein the first device is connected to a USB female interface of a USB power supply device and the second device is connected to the first device so that power from the USB power supply device is supplied to the connecting member.

Images