KR200393685Y1 - Assistance battery for mobile phone and accessory using the same - Google Patents

Abstract

The present invention aims to provide a secondary battery for a mobile device that is easy to carry and can be directly connected to a mobile phone, and is intended to transfer power of a secondary battery cell and a secondary battery cell free of charge and discharge to a mobile device. A housing including a first connector, a second connector for transferring electric power input from the outside to the secondary battery cell, a first connector and a second connector fixedly installed at one side and the other side of the secondary battery cell and the secondary battery cell, respectively. It includes.

Description

ASSISTANCE BATTERY FOR MOBILE PHONE AND ACCESSORY USING THE SAME}

The present invention relates to an auxiliary battery for a mobile device, and more particularly, to a small auxiliary battery that can be temporarily used by connecting to a mobile device when the battery used as a basic device installed in the mobile device is completely discharged.

Devices such as mobile phones, which are common mobile devices, receive at least two primary batteries at the time of purchase. These two batteries usually consist of a standard battery and a large battery. Thus, when a user of a mobile device goes out, the user may use two batteries at the same time, or when the user goes out for a long time, the user may extend the use time of the mobile phone by recharging the battery if necessary by carrying a predetermined charging equipment.

Recently, the development of technology for miniaturizing mobile devices is progressing rapidly, and users of such mobile devices are increasing in demand to reduce the number of devices to be carried together with the mobile devices. In addition, with the development of mobile device-related services, multimedia services used in mobile phones have diversified, and the amount of power consumed by mobile devices has increased. Nevertheless, users of mobile devices are demanding that they can use a variety of multimedia contents provided by using only a basic battery installed in the mobile device because of the simplicity of carrying.

In accordance with the user's needs as described above and the current technical situation, the user to solve the inconvenience caused by the insufficient power capacity of the battery that is basically installed in the mobile device (such as turning off the mobile device due to lack of power during operation) There is an urgent need for the development of devices and methods.

In order to solve the above problems, the present invention is small in size, easy to carry, and can be used by connecting directly to the mobile device if necessary to provide an easy to use auxiliary battery for a mobile device.

The present invention for achieving the above object, the secondary battery cell free to charge and discharge, the first connector for transferring the power of the secondary battery cell to the mobile device, the power input from the outside to the secondary battery cell A second connector, a secondary battery cell and a secondary battery cell to include a housing containing a first connector and a second connector fixedly installed on one side and the other side, respectively.

The first connector is any one of a 24-pin I / O plug for a mobile phone, a connector for a DC power output of a predetermined type, and a USB port, and the second connector is a 24-pin I / O port for a mobile phone, a DC power input of a predetermined type. Any one of a connector and a USB plug, and the secondary battery cell is any one of a LI-ION battery, a LI-POLYMER battery, an NI-MH battery, and an NI-CD battery.

In addition, the housing further includes a protection circuit for performing stable supply of power during charging and discharging of the secondary battery cell.

Mobile devices also include portable telephones, portable multimedia content players, portable communication devices, and portable music players.

In addition, a predetermined advertisement is attached or molded on the outside of the housing, or is a toy having a specific shape and material.

The present invention also provides an accessory in which the device as described above is embedded, or an accessory which can be inserted.

Embodiment of the present invention described above with reference to the drawings as follows.

1 is a view briefly showing the configuration of an auxiliary battery according to the present invention. An auxiliary battery for a mobile device according to the present invention comprises a secondary battery cell, a first connector, a second connector, a circuit board, a housing.

In the following description, the mobile device of the present invention will be described as a mobile phone. However, the mobile device of the present invention is a portable telephone capable of incoming and outgoing calls on a mobile communication network, a portable device capable of playing multimedia contents stored in a predetermined storage space in real time or storing the multimedia contents transmitted through a predetermined communication network in a desired storage space. A multimedia content player, a portable communication device such as a PDA capable of uploading and downloading various data through a communication network, and a portable music player capable of storing and playing back files for playing music such as MP3 files.

In addition, a plug includes a predetermined number of data or power input / output metal terminals and mainly refers to a connection device having a U-shape, and a port is a device that enables connection of data or power with the plug by inserting the plug. It is defined as being. In addition, the connector is used in the concept including the plug and the terminal.

The secondary battery cell 30 is a secondary battery such as a LI-ION battery, a LI-POLYMER battery, an NI-MH battery, and an NI-CD battery free of charge and discharge. Although the secondary battery cell 30 of the present invention is not limited in shape or size, it is preferable that the secondary battery cell 30 is smaller than the battery used as a basic installation in a mobile phone.

The first connector 40 is a connector for supplying the voltage stored in the secondary battery cell 30 to the mobile phone. The first connector 40 mainly uses a power input terminal provided at one side of the mobile phone to input and output data. Plugs into standard 24-pin I / O ports for use, power input ports that can be installed on one side of the phone for external DC power supply, or connectors for DC power output that can be inserted into plugs, mobile phones for insertion into a computer's USB port It is preferably one of the USB ports that allows the USB plug installed in the to be inserted.

The second connector 20 is a connector for supplying AC or DC power from the outside to the secondary battery cell 30, and is preferably configured to be connected to a DC power source rectified mainly with a voltage for charging a mobile phone. . That is, the second connector 20 is a standard 24-pin I / O port into which a standard 24-pin I / O port for a mobile phone provided in a charger manufactured for a mobile phone can be inserted, or a plug for various types of DC power output of a charger or Preferably, the port is any one of a connector for DC power input into which a port can be inserted, and a USB plug for inserting into a USB port of a computer.

The circuit board 10 is equipped with the secondary battery cell 30, the first connector 40, and the second connector 20, and connects the elements as conductive wires to form a predetermined circuit. Such a circuit may include a charge protection circuit for protecting the secondary battery cell 30 from fluctuations in unstable external power when charging the secondary battery cell 30 from an external power source supplied from the second connector 20, or When supplying power to the cellular phone from the secondary battery cell 30 through the first connector 40, a discharge protection circuit for protecting the secondary battery cell 30 or the cellular phone may be included.

In addition, the circuit board 10 may be formed as a separate printed board, or may be integrally formed with the housing 15 to be described later.

The housing 15 accommodates the above components, that is, the secondary battery cell 30, the first connector 40, the second connector 20, and the circuit board 10. The housing 15 is not particularly limited in form, and may be in any form as long as it can safely mount and protect the internal components. Thus, the housing may be soft / hard plastic or metal, or may be transparent or translucent vinyl. However, when the housing 15 is made of vinyl, it is preferable to provide a circuit board 10 for the safe mounting of the components.

In addition, the housing 15 may further include a predetermined display unit such as an LED or an LCD indicating the charge amount of the secondary battery cell 30 or indicating the current charge and discharge states.

In the present invention, the first connector 40 and the second connector 20 mounted on the circuit board 10 or housed in the housing 15 may be connected to the secondary battery while the secondary battery cell 30 is interposed therebetween. It is preferable to be located at both ends of the cell 30. Therefore, when the auxiliary battery of the present invention is mounted on the mobile phone to use the first connector 40 and the second connector 20 simultaneously, the interference between the devices connected to the two connectors can be minimized. In addition, since the two connectors of the auxiliary battery for the mobile device are formed opposite to each other, when one connector is used in connection with a predetermined device, it is necessary to try to find the other connector to connect the other device to the other connector. There is no. In addition, when the first connector 40, the secondary battery cell 30, and the second connector 20 are flatly mounted on the circuit board 10 in this order, one circuit board 10 can be used. In addition, the circuit configuration can be simplified, thereby reducing the manufacturing cost.

And a housing electrically connected to the secondary battery cell and the secondary battery cell, the housing including a first connector and a second connector fixedly installed at one side and the other side of the secondary battery cell, respectively.

3 is a schematic circuit diagram of an auxiliary battery for a mobile device according to the present invention, in which a positive terminal and a negative terminal of a power input of a first connector 40 are connected to a secondary battery cell 30; Li-ion battery) is connected to the symmetrical terminal of the second connector 20 in the state of being connected to each. In addition, the circuit includes a charge protection circuit and a discharge protection circuit composed of a plurality of resistors.

The housing 15 of the present invention may be manufactured in the form of a predetermined accessory, or may be inserted into an accessory such as a stuffed toy. Alternatively, the advertisement may be attached to the outer surface of the housing 15 using an adhesive or the like, or the advertisement may be formed by molding or the like during the manufacture of the housing 15.

In addition, the housing 15 may be manufactured in the form of a toy having a shape of a flora and fauna, a shape including a geometric shape, or made of a material having a predetermined texture on the surface of fur or rubber.

As described above, since the auxiliary battery for a mobile device according to the present invention is small in size and can be manufactured in various forms, the shape of the housing 15 itself may be an accessory of a predetermined form, such as a doll, a toy, an advertisement. By inserting inside other types of objects, such as water, it can have a wider variety of aesthetics. Therefore, it is provided to the user in a form that does not have a sense of rejection, thereby satisfying the user's various desires for product design.

Figure 4 is a view showing an example of the use of the auxiliary battery for a mobile device according to the present invention, Figure 4 (a) is a secondary battery for mobile devices of the present invention to a standard 24-pin I / O port formed on one side of the mobile phone 50 The first connector 40 is inserted, and the standard 24-pin I / O plug of the charger 60 for a mobile phone is inserted into the second connector 20 of the auxiliary battery for a mobile device of the present invention. Therefore, the current state is transmitting the power by the charger 60 for the mobile phone to the mobile phone 50 side through the auxiliary battery for mobile devices according to the present invention, the start of the mobile phone 50 by the power, the mobile phone 50 ) Can be charged in the main battery installed, and the auxiliary battery for mobile devices.

In addition, Figure 4 (b) shows a state in which the secondary battery for the mobile device of the present invention is connected to the mobile phone 50, and using the secondary battery for the mobile device of the present invention, Figure 4 (c) The state in which charging is performed by connecting to a charger is shown.

The present invention having the above-described configuration is easy to carry because of its compactness, and can be directly connected to a mobile phone by means of a connection connector built therein, thereby providing an auxiliary battery for a mobile device that is simple to use.

In addition, since the size is made small, it can be applied to various types of accessories, there is an advantage that can meet the various needs of the user for the design of the product.

1 is a view showing the configuration of a secondary battery for a mobile device according to the present invention.

2 is a view showing the appearance of an auxiliary battery for a mobile device according to the present invention;

3 is a view showing the internal circuit configuration of the auxiliary battery for a mobile device according to the present invention.

4 is a view showing an example of use of the auxiliary battery for a mobile device according to the present invention.

(Explanation of symbols for the main parts of the drawing)

10: circuit board

15: housing

20: second connector

30: secondary battery cell

40: first connector

Claims (9)

Secondary battery cells free of charge and discharge; A first connector for transferring power of the secondary battery cell to a mobile device; A second connector for transferring power input from the outside to the secondary battery cell; And a housing electrically connected to the secondary battery cell and the secondary battery cell, the housing including a first connector and a second connector fixedly installed at one side and the other side of the secondary battery cell, respectively. The auxiliary battery of claim 1, wherein the first connector is one of a standard 24-pin I / O plug for a mobile phone, a connector for a DC power output of a predetermined type, and a USB port. The auxiliary battery of claim 1, wherein the second connector is any one of a standard 24-pin I / O port for a mobile phone, a connector for a DC power input of a predetermined type, and a USB plug. The auxiliary battery of claim 1, wherein the secondary battery cell is any one of a LI-ION battery, a LI-POLYMER battery, an NI-MH battery, and an NI-CD battery. The auxiliary battery of claim 1, wherein the housing further comprises a protection circuit for supplying stable power during charging and discharging of the secondary battery cell. 6. The secondary battery of any one of claims 1 to 5, wherein said mobile device comprises a portable telephone, a portable multimedia content player, a portable communication device, and a portable music player. The auxiliary battery for a mobile device according to any one of claims 1 to 5, wherein a predetermined advertisement is attached or molded to the outside of the housing. 6. The secondary battery of any one of claims 1 to 5, wherein the housing is a toy of a specific shape and material. An accessory in which the auxiliary battery for a mobile device according to any one of claims 1 to 5 is embedded therein or the auxiliary battery for the mobile device can be inserted.