KR20130023539A - Smart pad system utilizing smart phone - Google Patents

Smart pad system utilizing smart phone Download PDF

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Publication number
KR20130023539A
KR20130023539A KR1020110086375A KR20110086375A KR20130023539A KR 20130023539 A KR20130023539 A KR 20130023539A KR 1020110086375 A KR1020110086375 A KR 1020110086375A KR 20110086375 A KR20110086375 A KR 20110086375A KR 20130023539 A KR20130023539 A KR 20130023539A
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KR
South Korea
Prior art keywords
pad
smart
monitor
smartphone
function
Prior art date
Application number
KR1020110086375A
Other languages
Korean (ko)
Inventor
종 해 김
한경자
김토미와이
Original Assignee
종 해 김
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 종 해 김 filed Critical 종 해 김
Priority to KR1020110086375A priority Critical patent/KR20130023539A/en
Publication of KR20130023539A publication Critical patent/KR20130023539A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
    • G06F3/0482—Interaction with lists of selectable items, e.g. menus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
    • G06F3/0483—Interaction with page-structured environments, e.g. book metaphor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
    • G06F3/04886—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop

Abstract

PURPOSE: A smart pad system using a smart phone is provided to implement an Internet function on a large size monitor, thereby supplying a cheap clouding computer terminal system. CONSTITUTION: A monitor pad(101) comprises a display panel, a power supply unit, USB terminals, an earphone jack, and a system control unit. A touch screen(105) is adhered to the display panel of the monitor pad. A software program implements a graphic interface function by using touch of the touch screen. A retractable lid is laid in one end of the monitor pad. A keypad unit is formed in the retractable lid. A function of a smart phone is implemented on a large size screen of the monitor pad by displaying a control menu of the smart phone on the touch screen through a local area network. [Reference numerals] (101) Monitor pad; (102) Control unit; (103) Memory; (104) Connection terminal; (105) Touch screen; (106) Key pad; (107) Local area communication means; (108-2) Memory chip; (108-3) IC card; (108-n) Phone jack; (110) Smart phone

Description

Smart Pad System utilizing Smart Phone.

The present invention is a continuous improvement invention of Korean Patent Registration No. 20-0304430 (multipurpose display monitor system device using a mobile communication terminal) filed and registered by the applicant on November 6, 2002.

The present invention relates to a system for configuring a smart pad having a separate monitor and control means for operating the Internet on a large screen by extending the screen of the smart phone, and more specifically, between the smart pad and the smart phone separately configured. It provides an effective clouding computer terminal system by configuring the Bluetooth or IR short range communication means to control the functions of the smart phone with the control means of the smart pad and operating the Internet with the large screen of the smart pad. It offers improved color e-books and eliminates the inconvenience of smartphone owners carrying separate e-books or expensive laptops or iPads.

Existing smartphones have built-in Internet functionality, which allows web-based software services to be loaded onto data using smartphones with programs on utility data servers on the Internet through Internet browsing, document writing, or cloud computing. However, there was a problem that effective internet operation was difficult due to the size limitation of the monitor panel of a smartphone.

Therefore, smartphone owners are using a separate laptop computer or iPad, etc. This method not only requires expensive devices, but it is also uneconomical to have expensive internet devices in addition to having internet functions on smartphones. There was a problem.

In addition, the existing e-book (eBook) is not only limited to the size of the monitor, but also black and white, there is a problem that can not be implemented as a color book as it is, the smartphone has a problem that can not implement the e-book due to the size limitation of the display monitor panel. .

In addition, due to the development of cloud computing technology, large-capacity computer terminals are not necessary, and the use of smart phones is not only universal, but also separates devices such as smartphones, laptop computers, iPads, and e-book devices with Internet functions. It is uneconomical and inconvenient to carry around, so it is necessary to develop a cheap crowd computer terminal using a smartphone.

The present invention attaches a touch screen to a large monitor pad and establishes a local area network using Bluetooth or IR between a smart pad having a separate control means and a smart phone to control a smart phone with a smart pad and operate an internet or an e-book. The purpose is to provide a system to implement.

In addition, the large monitor pad enables the implementation of e-books as well as the Internet, providing an advanced e-book system that improves on existing black-and-white e-books. Smartphone holders carry an expensive laptop computer, iPad, or e-book reader separately. Eliminate the inconvenience of doing.

In addition, due to the development of cloud computing technology, large-capacity computer terminals are not necessary, and the use of smartphones is not only universal, but also separates devices such as smartphones, laptop computers, iPads, and e-book devices with Internet functions. It is inexpensive and inconvenient to carry, providing a cheap crowd computer terminal system that replaces all of the above devices using a smartphone.

In order to achieve the above object, a touch screen is attached to a monitor pad equipped with a large display panel, a system control means, and a power supply means, and a touch screen operating software is installed to configure a smart pad. By configuring a local area network by means or by wire, the touch screen of the smart pad monitor provides a system for operating the Internet or operating an e-book by controlling the functions of the smartphone.

In addition, by operating the Internet using a smartphone's Internet means with a smart pad consisting of a large monitor, cloud computing technology provides an effective and inexpensive crowd computer terminal system that can be used by loading programs stored in a utility data server on the Internet. do.

The smart pad of the present invention implements the Internet function as a large monitor using the Internet function of the smart phone, so that an expensive computer device is unnecessary, thereby providing an inexpensive cloud computer terminal system.

In addition, the smart phone holder has the effect of eliminating the inconvenience of having to carry a laptop and iPad, such as a computer and e-book terminal double.

In addition, the smart pad of the present invention provides a useful means to download a book (a novel, a magazine, etc.), a newspaper or a video file using a smart phone and use it as a large monitor pad. An inexpensive computer system that replaces an e-book reader is provided.

In addition, due to the development of cloud computing technology, large-capacity computer terminals are not necessary, and the use of smart phones is not only universal, but also separates devices such as smartphones, laptop computers, iPads, and e-book devices with Internet functions. Carrying around is uneconomical and inconvenient, so one device using a smartphone can meet all the above functions and provide a cheap crowd computer terminal system.

Fig. Smart pad system configuration block diagram of the present invention
Fig. Flow chart of the method of operating a smart phone with the smart pad of the present invention

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Detailed description of the present invention will be described below with reference to the accompanying drawings.

1 is a block diagram of a smart pad system configuration of the present invention, Figure 2 is a flow chart of a method for operating a smart phone with the smart pad of the present invention.

As shown in Figures 1 and 2, the smart pad system of the present invention comprises a monitor pad 101 having a display panel, system control means and power supply means, a touch screen 105 attached to the monitor pad, Touch screen operating software 203 attached to the control means of the monitor pad, a local area network 107 formed between the smartphone and the control means of the monitor pad and a plurality of USB connection terminals for connecting a plurality of devices, such as memory chips do.

Thus, the smart pad displays the control menu of the smart phone with the touch screen of the monitor pad through a local area network to search the Internet or create a document on the large screen of the monitor pad, implement the functions of the smart phone, and create the e-book on the large screen. Provide a system to operate.

Depending on the type of sensor attached to the touch screen monitor panel, the touch screen may be configured by selecting from a resistive film type, capacitive type, infrared type, and ultrasonic type. The detailed technology in this field uses existing known technologies.

In the system configured as described above, the monitor pad is configured as a touch screen monitor to perform a mouse function with a finger or a touch pen in the monitor pad, and additionally configures a S / W program for implementing an electronic blackboard on the central control unit 102. The touch pan can be configured to store or display text or graphics on the content displayed on the monitor pad.

Thus, when operating an ebook, users can use it as an existing paper book by underlining or marking the required part like a paper book and displaying it in memory. Especially, in the case of a study companionship, a useful function to enhance the learning effect is provided. to provide.

In addition, a folding lid is placed on one end of the monitor pad and a keypad is placed on the inside of the lid to selectively control the smartphone with a touch screen or a keypad, or the touch screen and its control software are removed, and Even if the keypad is configured inside the lid to control the smart phone with the keypad instead of the touch screen has the same effect.

The local area network configured between the smartphone and the monitor pad is composed of Bluetooth or IR of the smartphone, and even if the communication network is composed of one or more USBs, the communication network has the same effect.

In addition, if a digital camera is additionally configured on the monitor pad, video communication can be implemented using the Internet function of the smart phone under the control of the central control means.

Also, Smartphone charging means can be additionally configured on the monitor pad to perform the smartphone charging function when the system is operated for a long time, and can be configured to play the voice signal transmitted and received by the smartphone by additionally configuring the earphone jack, the speaker and the microphone. .

In addition, the smart pad system of the present invention performs the advanced color e-book function than the conventional black and white e-book. For this purpose The internal memory means and a plurality of USB connection terminals configured on the monitor pad are added to the monitor pad to expand the memory capacity, and download the e-book file using the Internet function of the smart phone, and store it in the memory means. Subscribe with a monitor pad).

By additionally configuring the S / W for writing on documents or pictures on the monitor, additionally configuring the writing on the displayed documents or pictures provides useful functions for learning companionship.

In addition, in the system of the present invention, if a digital camera is additionally configured on the monitor pad and a control circuit is configured between the keypad means and the central control means, the video call can be made with the large monitor pad using the Internet function of the smart phone instead of the smart phone. It is useful for video conferencing and technology in this field uses existing commercial technologies.

By using the Internet means of the smart phone files downloaded from newspaper files, magazines, home shopping catalogs or video files and stored in the memory means can be used as a large monitor pad provides a more convenient media means than smart phones.

In addition, when the TV broadcast receiving apparatus is additionally configured, an education broadcast is listened to or stored in a memory means, and the broadcast companion is downloaded to the Internet function of a smart phone to implement an effective broadcast learning function.

Configure the addressing device to designate the address of the converter with the IC module such as SIM card, USIM, UIM, UICC, etc. in the control means of the monitor pad, and specify the receiver address in the TV station to insert the data signal into the broadcast signal for broadcasting. Can receive a self-addressed file, thereby enabling the configuration of a system for selecting and receiving a specific data file through the TV broadcast means. Detailed element technology in this field uses the published technology (Korean Patent Registration No. 100419922 and British Patent GB2376580) filed by the applicant.

More specifically, the step of configuring the means for specifying the address of the monitor pad with the TV broadcast signal receiving means and the SIM card or the IC module selected from the USIM, UIM or UICC, and inserting the receiver address into the broadcast signal at the TV station The method includes the step of broadcasting and selectively receiving a self-addressed signal from the monitor pad to separate the data signal from the broadcast signal to perform a data reception function using the TV broadcast signal. Detailed element technology in this field uses the disclosure technology (Korean Patent Registration No. 100419922 and British Patent GB2376580) registered and filed by the applicant.

In addition, as shown in Figure 2 by controlling the smart phone with the smart pad of the present invention can implement the function of the cloud computer. In detail, a method of constructing a monitor pad including a display panel, a power supply unit, an earphone jack, a plurality of USB connection terminals, and a system control unit (201), and a touch screen and a touch screen configured to be attached to the display panel Configuring an input device with a software program implementing a logical interface function (202/203); establishing a local area network (204) between the control means of the smartphone and the monitor pad; Appearing the control menu of the smart phone with the touch screen (205) and accessing the Internet via the smart phone to the screen of the monitor pad, and accessing the cloud computing computer utility data server to store the data or download the stored data ( 207) to a separate monitor pad, It implements the function of the terminal of the clouding computer by using the internet function of the smart phone.

In the above method, instead of the input means consisting of the touch screen and its operating software, by configuring the folding lid on one end of the monitor pad and the keypad on the inside of the lid (210) even if the keypad functions to implement the function of the smartphone You can get it.

In addition, by configuring the keypad on one end of the monitor pad to configure the touch screen or the keypad to implement the function of the smartphone to configure the terminal of the cloud computer more conveniently.

In particular, using cloud computing technology The Internet function of a smart phone can download and operate an e-book file stored in a utility data server on the Internet. In this case, the present invention provides an inexpensive device capable of realizing a terminal function of a crowd computer using a system of the present invention.

As described above, the e-book system using the monitor pad of the present invention does not require a separate computer, and it is possible to underline or write letters or pictures of the e-book in color, so that textbooks of various schools can be digital textbooks effectively and inexpensively. Provide system technology.

In particular, the terminal constituting the system not only implements the functions of a notebook or iPad-type device by combining with a smartphone, but also has an inexpensive manufacturing cost and the same function because the expensive computer device is replaced by a smartphone. It provides a technology that replaces mini-notebooks or cloud computing terminals.

This invention can be implemented in other various forms, without deviating from the concept or main characteristic of this invention. Therefore, all the modifications and changes belonging to the equal range of a claim are included in the claim of this invention.

1, by combining the monitor pad and smartphone of the present invention, it is possible to operate the internet with an inexpensive monitor pad without expensive laptops or iPads, and implements the functions of an economical cloud computer terminal. It can be used in the e-book industry more effective than e-book.

2. Using cloud computing technology, file programs of various books or materials will be stored in utility data servers on the Internet, which can be used in the crowd computer terminal industry.

3. The service provider uses the smartphone's Internet function to send electronic newspapers, books, magazines, home shopping catalogs or video files, and consumers can download them to the monitor pad and use them in new media distribution industries.

4. Even though the smartphone has internet function, it can be used for the iPad replacement industry because it provides a cheap monitor pad that eliminates the inconvenience of carrying a separate iPad type device.

101: monitor pad, 102: control unit, 103: memory 104: connection terminal 105: touch screen, 106: keypad, 107: near field communication means, 108-1: USB, 108-2: memory chip, 108-3: IC card , 108-n: Phone Jack 110: Smartphone
201: monitor pad, 202: touch screen configuration, 202-1: capacitive method, 202-2: resistive film method, 202-3: ultrasonic method, 202-4: infrared method, 203: control S / W construction, 204 : Local area network construction, 205: Smartphone function control, 206: Search, 207: Download, 208: Crowding computer, 209: Display

Claims (18)

In the smart pad system to implement a function of the smart phone by controlling the smart phone with a local area network,
(1) a monitor pad consisting of a display panel, power supply means, a plurality of USB terminals, an earphone jack, and system control means;
(2) the touch screen attached to the display panel of the monitor pad,
(3) a software program that implements the graphical interface function by touching the touch screen;
(4) a keypad means having a folding lid attached to one end of the monitor pad and configured inside the lid;
(5) Including a local area communication network between the control means of the smartphone and the monitor pad,
Smart pad characterized by realizing the function of smart phone on the large screen of the monitor pad by displaying the control menu of the smart phone with the touch screen of the keypad or the monitor pad through the local area network. system. The method according to claim 1,
Smart pad system, characterized in that the control means is configured to additionally configure the S / W program to implement the electronic blackboard to read or display the text or graphics in the content displayed on the monitor pad with a touch fan and stored. The method according to claim 1,
A smart pad system, characterized in that the smart phone is controlled by a keypad configured inside the lid of the monitor pad without configuring the touch screen and its operating software program.
The method according to claim 1,
Smart pad system characterized in that the smartphone is controlled by the touch screen attached to the display panel without configuring the folding lid. The method according to claim 1,
Smart pad system characterized in that the local area network is configured by Bluetooth or IR, and the connection terminal with the smartphone is configured by one or more USB. The method according to claim 1,
Smart pad system, characterized in that the additional configuration of the digital camera to the monitor pad to implement the video communication function under the control of the central control means. The method according to claim 1,
Smart pad system characterized in that the smartphone charging means additionally configured to the monitor pad. The method according to claim 1,
Smart pad system, characterized in that the earphone jack and the speaker and the microphone additional configuration to reproduce the voice signal transmitted and received by the smartphone. The method according to claim 1,
A smart pad system comprising a built-in memory means on the monitor pad to download an e-book file to the Internet means of the smart phone, and to store it in the built-in memory means or USB to implement the function of the e-book. The method according to claim 9,
Smart pad system characterized by downloading selected data from newspaper files, magazines, home shopping catalogs or video files using the internet means of the smartphone and storing them in the internal memory means or USB. The method according to claim 9,
A smart pad system, which performs a terminal function of a clouding computer that downloads, stores, or operates a file of data stored in a utility data server on the Internet using the Internet function of a smartphone. The method according to claim 1,
Smart pad system characterized in that the TV broadcast receiver additionally configured.
The method of claim 12,
The addressing device is configured to assign the address of the converter to the IC module such as SIM card, USIM, UIM, UICC, etc. in the control means of the monitor pad, and is inserted in the data channel of the broadcast signal or broadcast signal transmitted by addressing from the TV station. Smart pad system, characterized in that configured to selectively receive data signals and memory. The method of claim 12,
Smart pad system characterized in that the broadcast signal or data signal consisting of a file selected from newspaper files, book files, magazine files, commercial catalog files or video files. In a method of implementing a function of a cloud computer by controlling a smartphone with a separate monitor pad,
(1) configuring a monitor pad comprising a display panel, a power supply means, an earphone jack, a plurality of USB connection terminals, and a system control means;
(2) configuring the input device with a touch screen attached to the display panel and a software program for implementing a graphical interface function by touching the touch screen;
(3) establishing a local area network between the smartphone and the control means of the monitor pad;
(4) presenting a control menu of the smart phone with the touch screen of the monitor pad through a local area network, and accessing the internet through the smart phone with the screen of the monitor pad;
(5) a method comprising accessing a cloud computing utility data server to store data or to download stored data,
How to configure the terminal of the cloud computer using a separate monitor pad to implement the function of the smartphone using the Internet function of the smartphone.
The method according to claim 15,
Instead of an input means consisting of a touch screen and its operating software, a folding lid is configured at one end of the monitor pad and a keypad is formed at the inside of the lid to implement the functions of a smartphone using the keypad and to configure a terminal of a clouding computer.
The method according to claim 15,
A method of configuring a terminal of a cloud computer by implementing a function of a smartphone by selecting a touch screen or a keypad by configuring a keypad on one end of the monitor pad. The method according to claim 15,
Configuring the address of the monitor pad by means of a TV broadcast signal receiving means and an IC module selected from a SIM card, USIM, UIM, or UICC, inserting a receiver address into a broadcast signal at a TV station, and broadcasting; A method of configuring a terminal of a cloud computer with a data receiving function using a TV broadcast signal and a function of a smart phone by selectively receiving a self-addressed signal from a pad and separating the data signal from the broadcast signal. .

KR1020110086375A 2011-08-29 2011-08-29 Smart pad system utilizing smart phone KR20130023539A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104754434A (en) * 2013-12-30 2015-07-01 杭州纳雄科技有限公司 Voice frequency transmission device
CN106601277A (en) * 2016-11-02 2017-04-26 深圳市冠旭电子股份有限公司 Method and device for enabling bluetooth player to download audio file

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104754434A (en) * 2013-12-30 2015-07-01 杭州纳雄科技有限公司 Voice frequency transmission device
CN104754434B (en) * 2013-12-30 2019-12-24 杭州纳雄科技有限公司 Audio transmission device
CN106601277A (en) * 2016-11-02 2017-04-26 深圳市冠旭电子股份有限公司 Method and device for enabling bluetooth player to download audio file
CN106601277B (en) * 2016-11-02 2019-11-19 深圳市冠旭电子股份有限公司 A kind of method and device of Bluetooth player downloading audio file

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