KR20060116386A - Digital audio device having internet phone function and control method thereof - Google Patents

Abstract

A digital audio player having an Internet phone function and a control method thereof are provided to reduce the additional cost and time, required for realizing an Internet phone. A USB(Universal Serial Bus) connector(10) is connected to a USB connector(2) of a PC(Personal Computer) through a USB cable(1). A storage memory(20) stores music files, driver information, audio, data, and a program. A CODEC(COder and DECoder)(30) converts a digital signal into an analog signal and vice versa. A CPU(Central Processing Unit)(40) controls the reproduction of music files and a voice recording function and performs voice/text/image communication functions by means of the Internet. A display member(50) displays various menus and information. A manipulation member(60) is used for manipulating keys.

Description

Digital audio device with Internet phone function and its control method {DIGITAL AUDIO DEVICE HAVING INTERNET PHONE FUNCTION AND CONTROL METHOD THEREOF}

1 is a functional block diagram showing a configuration of a digital audio device to which an Internet phone function is added according to an embodiment of the present invention;

FIG. 2 is a conceptual diagram illustrating an Internet phone function performed as the digital audio device to which the Internet phone function according to FIG. 1 is connected is connected to a PC. FIG.

3 is an operation flowchart illustrating a control method of a digital audio apparatus to which an Internet phone function is added according to an embodiment of the present invention;

4 is an operational flowchart illustrating a process of an internet phone execution subroutine in the method for controlling a digital audio device to which an Internet phone function is added according to FIG. 3;

FIG. 5 is a flowchart illustrating a process of processing a data upload / download execution subroutine in the method for controlling a digital audio apparatus to which the Internet phone function is added according to FIG. 3.

<Explanation of symbols for the main parts of the drawings>

10: USB connector 20: storage memory

30: codec 40: CPU

50: display unit 60: key operation unit

70: microphone 80: earphone

90: speaker

The present invention relates to a digital audio device having an Internet phone function and a method of controlling the same. More particularly, the present invention relates to a digital audio device using an IP (Internet Protocol) network together with an Internet phone and a messenger function. By adding voice / video communication function, digital audio with internet phone function to perform voice / text / video communication function using internet simultaneously with existing MP3 function anytime and anywhere where there is PC and internet. An apparatus and a control method thereof are provided.

As is well known, generally known digital audio devices are MP3 players. In this case, the MP3 player refers to a moving picture expert group (MPEG) layer 3, which is one of audio parts of MPEG technology.

These MP3 players are smaller and lighter than cassette tape-insertable audio devices or compact disk (CD) players, and do not require a separate tape or CD. If you connect it, you can download as many MP3 files as the memory capacity allows.

However, the above-mentioned conventional digital audio devices only perform music listening, radio listening, voice recording functions, and various additions such as Internet phone and messenger functions through a connection with a PC and voice / video communication functions using an IP network. Could not provide functional functions.

On the other hand, in the modern society, due to the rapid development of communication technology, voice / video call technology using the Internet has been widely spread. However, the Internet phone function has the advantage that the call price is very low, but there was a need to purchase a separate device to connect to the Internet of the PC.

Under these circumstances, research on modern electronic devices is being actively conducted to integrate various functions. Among these trends, consumers purchase products with the desire to be provided with various functions through one electronic device when purchasing electronic products. In this respect, the conventional digital audio devices described above are inevitably losing competitiveness. There was a problem.

In addition, in order to achieve the above two purposes, conventional users must purchase both an MP3 player and an Internet phone, which not only increases the economic burden, but also makes it impossible to move the Internet phone. There was inconvenient to perform the function.

Accordingly, the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to add a voice / video communication function using an IP network together with an Internet phone and a messenger function to a digital audio device. The present invention provides a digital audio device having an Internet phone function and a method of controlling the same, which enable the user to simultaneously perform voice / text / image communication functions using the Internet together with an existing MP3 function through one digital audio device.

Another object of the present invention is to enable the user to use the Internet phone function anytime, anywhere in the environment with a PC and the Internet, the Internet phone function to provide convenience to the user to overcome the limitations of the Internet phone function is added The present invention provides a digital audio device and a control method thereof.

Another object of the present invention is to provide an Internet phone function to the digital audio device, so that it can be implemented without any additional hardware change or addition, the Internet phone to reduce the additional cost or time wasted for implementing the Internet phone The present invention provides a digital audio device having a function added thereto and a control method thereof.

Another object of the present invention is to provide a digital audio device and a method of controlling the same, in which an Internet phone function is added to ensure the best sound quality during a voice call of the Internet phone, since an Internet phone function does not use a PC sound card. There is.

In order to achieve the above object, the digital audio device to which the Internet phone function is added in accordance with the present invention includes a USB connector 10 connected to a USB connector 2 of a PC through a USB cable 1;

The FM radio tuner, music file, driver information, voice and data are stored. When the USB connector 10 is connected to the USB connector 2 of the PC through the USB cable 1, voice / text / A storage memory 20 in which a program for allowing a video communication service to be performed manually or automatically is built in;

A codec 30 for converting an analog voice signal input through the microphone 70 into a digital signal and outputting the converted digital voice signal into an analog signal and outputting the analog voice signal to the earphone 80 or the speaker 90;

Controls playback and download of music files and voice recording functions, and the voice / text / image communication program using the Internet of the storage memory 20 is executed manually or automatically. A CPU 40 which simultaneously performs a voice / text / image communication function;

A display unit 50 displaying various menus and information; And

Characterized in that it comprises a key operation unit 60 for key operation.

In addition, the control method of the digital audio device with the Internet phone function of the present invention, the USB connector 10 is connected to the USB connector 2 of the PC; A storage memory 20 for storing various data and a voice / text / image communication program using the Internet; A codec 30 for converting an analog voice signal input through the microphone 70 into a digital signal, or converting the digital voice signal into an analog signal and outputting the same to the earphone 80 or the speaker 90; A CPU 40 for controlling playback and download of music files and voice recording functions; A display unit 50; And a key operation unit 50, the control method of the digital audio device comprising:

A tenth step (S10) of operating in an MP3 player operation mode in an initialization state to perform an MP3 function;

A twentieth step (S20) of checking whether the USB connector (10) is connected with the USB connector (2) of the PC via a USB cable (1);

If it is not connected to the USB connector 2 of the PC in step 20 (NO) (NO), the process proceeds to the process of performing the MP3 function of step 10 (S10), and when connected (YES), the Internet phone execution sub A thirtieth step (S30) of performing a routine and a data upload / download execution subroutine manually or automatically to simultaneously control a data upload / download function together with a voice / text / video communication function using the Internet of a PC;

A 40th step S40 of determining whether the connection of the USB cable 1 is turned off;

When the connection of the USB cable 1 is not turned off (NO) in the 40th step (S40), the process proceeds to the 30th step (S30) again, and when it is turned off (YES), it is checked whether the Internet phone program is executed. 50 steps (S50); And

If the Internet phone program is not running (NO) in the 50th step (S50), it is characterized in that it consists of a 60th step (S60) for switching to the MP3 player operation mode.

Hereinafter, a digital audio device to which an Internet phone function is added and a control method thereof according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a functional block diagram of a digital audio device to which the Internet phone function is added according to an embodiment of the present invention, and FIG. 2 is a digital audio device to which an Internet phone function is added to a PC according to an embodiment of the present invention. According to an embodiment of the present invention, a digital audio device having an Internet phone function according to an embodiment of the present invention may include a USB connector 10, a storage memory 20, and a codec 30. ), A CPU (Centrol Process Unit) 40, a display unit 50, and a key operation unit 60.

At this time, the USB connector 10 is a connector that is connected to the USB connector 2 of the PC via a USB (Universal Serial Bus) cable (Cable) (1).

In addition, the storage memory 20 stores an FM radio tuner, music files, driver information, voice, and data, and as shown in FIG. 2, the USB connector 10 is connected to the PC through the USB cable 1. When connected to the USB connector (2) of the voice / text / video communication service via the Internet is a built-in program to perform manually or automatically. In this case, the storage memory 20 may be any one of a flash memory, a hard disk, and various external storage media.

Meanwhile, the codec 30 converts an analog voice signal input through a microphone 70 into a digital signal, and outputs the converted digital voice signal into an analog signal, such as an earphone 80 or a speaker ( Speaker) (90) to output.

In addition, the CPU 40 controls the playback, download and voice recording functions of music files, and the voice / text / image communication program using the Internet of the storage memory 20 is executed manually or automatically with the PC. Along with the data download function, it also controls voice / text / video communication functions using the Internet.

Therefore, the user performs an internet call with the other party through the microphone 70 of the apparatus and the earphone 80 or the speaker 90. That is, as shown in Figure 2, the other party's voice is transmitted to the user through the "Internet → PC → this device → earphone speaker", the user's voice is the other party through "Earphone microphone → this device → PC → Internet" Is passed to.

In addition, the display unit 50 serves to display various menus and information, and the key operation unit 60 is a module for key operation.

Next, a control method of the digital audio apparatus to which the Internet phone function is added according to an embodiment of the present invention having the above configuration will be described with reference to FIG. 3.

First, when the initialization proceeds to operate in the MP3 player operation mode to perform the MP3 function (S10). Among these, it is checked whether the USB connector 10 is connected through the USB connector 2 and the USB cable 1 of the PC (S20).

If it is not connected to the USB connector 2 of the PC in step 20 (NO) (NO), the process proceeds to the process of performing the MP3 function of step 10 (S10), and when connected (YES), the Internet phone execution sub The routine and the data upload / download execution subroutine are manually or automatically performed to simultaneously control the data upload / download function together with the voice / text / video communication function using the Internet of the PC (S30).

At this time, the Internet phone execution subroutine of the thirtieth step (S30) is the thirty-first step (S31) of manually or automatically executing the Internet phone program stored in the storage memory 20, as shown in FIG. ; A thirty-second step (S32) of manually or automatically setting an Internet phone using environment in the PC; A thirty-third step (S33) of controlling various communication functions using the Internet; A thirty-fourth step S34 of storing voice / video call content data or text conversation data generated when using the Internet phone function is stored in the storage memory 20. In addition, the various communication functions using the Internet of the 33rd step S33 include a text chat, a video / audio conference, a file transfer, and an Internet phone function.

Meanwhile, as illustrated in FIG. 5, the data upload / download execution subroutine of the thirtieth step S30 may include determining whether or not data upload / download is requested (S35); If data upload / download is not requested in step 35 (NO) (NO), the process proceeds to step 35 again (S35), and if data upload / download is requested (YES), it is stored in the storage memory 20 In step 36, data is uploaded to the PC or data is downloaded from the PC and stored in the storage memory 20.

Then, it is determined whether the connection of the USB cable 1 is turned off (S40), and if the connection of the USB cable 1 is not turned off (NO), the process proceeds to the thirtieth step (S30) again. (YES) It is checked whether or not the Internet phone program is executed (S50).

At this time, if the Internet phone program is not running (NO) in the 50th step (S50), it switches to the MP3 player operation mode (S60), while if the Internet phone program is running (YES), the Internet phone program is executed. After safely shutting down, it switches to the MP3 player operation mode (S70).

Although the present invention has been described in more detail with reference to some embodiments, the present invention is not necessarily limited to these embodiments, and various modifications can be made without departing from the spirit of the present invention.

As described above, according to the digital audio device and the control method to which the Internet phone function is added according to the present invention, by adding a voice / image communication function using an IP network together with the Internet phone and the messenger function, There is an outstanding effect that allows a single digital audio device to simultaneously perform voice / text / video communication functions using the Internet together with existing MP3 functions.

In addition, according to the present invention, by allowing the user to use the Internet phone function anytime, anywhere in an environment with a PC and the Internet, there is an excellent effect of providing convenience to the user by overcoming the limitations of the Internet phone function.

In addition, according to the present invention, since the implementation of the Internet phone function to the digital audio device can be implemented without any additional hardware changes or additions, there is an excellent effect of reducing the additional additional cost or waste of time for implementing the Internet phone. .

In addition, according to the present invention, since the sound card of the PC is not used when performing the Internet phone function, there is an excellent effect of ensuring the best sound quality during voice calls of the Internet phone.

Claims (7)

A USB connector 10 connected to the USB connector 2 of the PC via the USB cable 1; The FM radio tuner, music file, driver information, voice and data are stored. When the USB connector 10 is connected to the USB connector 2 of the PC through the USB cable 1, voice / text / A storage memory 20 in which a program for allowing a video communication service to be performed manually or automatically is built in; A codec 30 for converting an analog voice signal input through the microphone 70 into a digital signal and outputting the converted digital voice signal into an analog signal and outputting the analog voice signal to the earphone 80 or the speaker 90; Controls playback and download of music files and voice recording functions, and the voice / text / image communication program using the Internet of the storage memory 20 is executed manually or automatically. A CPU 40 which simultaneously performs a voice / text / image communication function; A display unit 50 displaying various menus and information; And The digital audio device to which the Internet phone function is added, comprising a key operation unit (60) for key operation. The method of claim 1, The storage memory 20 is a digital audio device having an Internet phone function, characterized in that any one of a flash memory, a hard disk (HDD) or various external storage media is selectively used. A USB connector 10 connected to the USB connector 2 of the PC; A storage memory 20 for storing various data and a voice / text / image communication program using the Internet; A codec 30 for converting an analog voice signal input through the microphone 70 into a digital signal, or converting the digital voice signal into an analog signal and outputting the same to the earphone 80 or the speaker 90; A CPU 40 for controlling playback and download of music files and voice recording functions; A display unit 50; And a key operation unit 60, the control method of the digital audio device comprising: A tenth step (S10) of operating in an MP3 player operation mode in an initialization state to perform an MP3 function; A twentieth step (S20) of checking whether the USB connector (10) is connected with the USB connector (2) of the PC via a USB cable (1); If it is not connected to the USB connector 2 of the PC in step 20 (NO) (NO), the process proceeds to the process of performing the MP3 function of step 10 (S10), and when connected (YES), the Internet phone execution sub A thirtieth step (S30) of performing a routine and a data upload / download execution subroutine manually or automatically to simultaneously control a data upload / download function together with a voice / text / video communication function using the Internet of a PC; A 40th step S40 of determining whether the connection of the USB cable 1 is turned off; When the connection of the USB cable 1 is not turned off (NO) in the 40th step (S40), the process proceeds to the 30th step (S30) again, and when it is turned off (YES), it is checked whether the Internet phone program is executed. 50 steps (S50); And If the Internet phone program is not running (NO) in the 50th step (S50), the control of the digital audio device to which the Internet phone function is added comprises the 60th step (S60) for switching to the MP3 player operation mode. Way. The method of claim 3, wherein If the Internet phone program is running in the fifty step (S50) (YES), further includes a seventy step (S70) to safely terminate the Internet phone program and proceed back to the sixty (S60) step A control method of a digital audio device to which an Internet phone function is added. The method of claim 3, wherein The Internet phone execution subroutine of the thirtieth step (S30) may include a thirty-first step (S31) of manually or automatically executing an internet phone program stored in the storage memory (20); Step 32 (S32) of manually or automatically setting an Internet phone using environment in the PC; A thirty-third step (S33) of controlling various communication functions using the Internet; And Control method of a digital audio device with an Internet phone function, comprising the thirty-fourth step (S34) of storing voice / video call content data or text conversation data generated when using the Internet phone function in the storage memory 20. . The method of claim 5, The various communication functions using the Internet of the 33rd step (S33) include a text chat, a video / audio conference, a file transfer, and an internet phone function. The method of claim 3, wherein The data upload / download execution subroutine of the thirtieth step (S30) may include: a thirty-fifth step (S35) of determining whether data upload / download is requested; And If data upload / download is not requested in the 35 th step S35 (NO), the process proceeds to the 35 th step S35 again, and when data upload / download is requested (YES), the data is stored in the storage memory 20. 36. A control method of a digital audio apparatus having an internet phone function, comprising: a step 36 of uploading data to the PC or downloading data from the PC and storing the data in the storage memory.

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