Input/output system and method for set-top box using terminal

1. An input/output method for a set-top box that lacks a connected display and speaker using a terminal, the input/output method comprising:

making a connection with the terminal comprising a display unit and/or a speaker through wired or wireless communication;

determining whether the terminal is in a receive enable state for image data or audio data; and

sharing data with the terminal by transmitting the image data or the audio data to the terminal, to output an image through the display unit of the terminal or to output audio through the speaker of the terminal, when the terminal is in the receive enable state for the image data or the audio data,

wherein the set-top box constitutes at least a part of an electronic device requiring inspection, said electronic device comprising a water purifier, a water boiler, a home appliance, or a traffic signal control system, and

wherein the sharing of the data with the terminal comprises:

displaying a management menu of the electronic device requiring the inspection on the display unit through an application previously installed on the terminal to receive selection coordinates of an inspection menu input by a user;

inspecting the electronic device requiring the inspection with respect to a menu corresponding to the received selection coordinates; and

transmitting an inspection result to the terminal to display the inspection result on the display unit of the terminal after the inspection is performed.

2. The input/output method of claim 1 , further comprising:

determining whether the set-top box is in a receive enable state for user input data from the terminal; and

receiving touch coordinates or a keypad input value, which is input by a user through the display unit of the terminal, to control the set-top box when the set-top box is in the receive enable state for the user input data from the terminal.

3. The input/output method of claim 2 , wherein the image transmitted from the set-top box, from which a display unit is absent, is output through the display unit of the terminal in real time, or the audio transmitted from the set-top box, from which a speaker is absent, is output through the speaker of the terminal in real time, and

wherein the set-top box receives the touch coordinates or the keypad input value input by the user through the display unit of the terminal.

4. The input/output method of claim 1 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wired communication with the terminal based on a universal serial bus (USB) standard protocol to support a media transfer protocol (MTP) mode or a picture transfer protocol (PTP) mode at the terminal as a USB port of the terminal is connected with a USB port of the set-top box through a universal serial bus cable.

5. The input/output method of claim 1 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wireless communication with the terminal as a wireless communication module of the terminal is connected with a wireless communication module of the set-top box through at least one of Bluetooth, near field communication (NFC), and Wi-Fi.

6. The input/output method of claim 1 , wherein the determining of whether the terminal is in the receive enable state for the image data or the audio data comprises:

determining whether an application, which receives and outputs the image data or the audio data, is installed on the terminal;

providing an install file or an install guide file of the application to guide installation of the application when an application, which receives and outputs the image data or the audio data, is not previously installed on the terminal; and

running the application installed on the terminal.

7. The input/output method of claim 2 , further comprising displaying changed image data or changed audio data on the display unit of the terminal or inputting changed user input data into the set-top box and processing the changed user input data, wherein a callback system is configured to detect changed data when a communication protocol connection transmits an instruction and receives a result.

8. An input/output method for a set-top box that lacks a connected display and speaker using a terminal, the input/output method comprising:

making a connection with the terminal comprising a display unit and/or a speaker through wired or wireless communication;

determining whether the terminal is in a receive enable state for image data or audio data; and

sharing data with the terminal by transmitting the image data or the audio data to the terminal, to output an image through the display unit of the terminal or to output audio through the speaker of the terminal, when the terminal is in the receive enable state for the image data or the audio data,

wherein the set-top box constitutes at least a part of a traffic signal control system for vehicular traffic, and

wherein the sharing of the data with the terminal comprises:

displaying a control menu of the traffic signal control system on the display unit through an application previously installed on the terminal to receive selection coordinates of the control menu, which is input by a user, in the set-top box; and

controlling the traffic signal control system based on the received selection coordinates.

9. An input/output method for a set-top box that lacks a connected display and speaker using a terminal, the input/output method comprising:

making a connection with the terminal comprising a display unit and/or a speaker through wired or wireless communication;

determining whether the terminal is in a receive enable state for image data or audio data; and

sharing data with the terminal by transmitting the image data or the audio data to the terminal, to output an image through the display unit of the terminal or to output audio through the speaker of the terminal, when the terminal is in the receive enable state for the image data or the audio data,

wherein the set-top box constitutes a cloud-based box provided on a restaurant table, and

wherein the sharing of the data with the terminal comprises:

displaying a menu related to terminal charging, food/drink ordering, payment, music, or images on the display unit through an application previously installed on the terminal to receive selection coordinates of the control menu, which is input by a user, in the set-top box; and

controlling the cloud-based box functions related to terminal charging, food/drink ordering, payment, music, or images based on the received selection coordinates.

10. The input/output method of claim 9 , further comprising:

determining whether the set-top box is in a receive enable state for user input data from the terminal; and

receiving touch coordinates or a keypad input value, which is input by a user through the display unit of the terminal, to control the set-top box when the set-top box is in the receive enable state for the user input data from the terminal.

11. The input/output method of claim 10 , wherein the image transmitted from the set-top box, from which a display unit is absent, is output through the display unit of the terminal in real time, or the audio transmitted from the set-top box, from which a speaker is absent, is output through the speaker of the terminal in real time, and

wherein the set-top box receives the touch coordinates or the keypad input value input by the user through the display unit of the terminal.

12. The input/output method of claim 9 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wired communication with the terminal based on a universal serial bus (USB) standard protocol to support a media transfer protocol (MTP) mode or a picture transfer protocol (PTP) mode at the terminal as a USB port of the terminal is connected with a USB port of the set-top box through a universal serial bus cable.

13. The input/output method of claim 9 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wireless communication with the terminal as a wireless communication module of the terminal is connected with a wireless communication module of the set-top box through at least one of Bluetooth, near field communication (NFC), and Wi-Fi.

14. The input/output method of claim 9 , wherein the determining of whether the terminal is in the receive enable state for the image data or the audio data comprises:

determining whether an application, which receives and outputs the image data or the audio data, is installed on the terminal;

providing an install file or an install guide file of the application to guide installation of the application when an application, which receives and outputs the image data or the audio data, is not previously installed on the terminal; and

running the application installed on the terminal.

15. The input/output method of claim 10 , further comprising displaying changed image data or changed audio data on the display unit of the terminal or inputting changed user input data into the set-top box and processing the changed user input data, wherein a callback system is configured to detect changed data when a communication protocol connection transmits an instruction and receives a result.

16. The input/output method of claim 8 , further comprising:

determining whether the set-top box is in a receive enable state for user input data from the terminal; and

receiving touch coordinates or a keypad input value, which is input by a user through the display unit of the terminal, to control the set-top box when the set-top box is in the receive enable state for the user input data from the terminal.

17. The input/output method of claim 8 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wired communication with the terminal based on a universal serial bus (USB) standard protocol to support a media transfer protocol (MTP) mode or a picture transfer protocol (PTP) mode at the terminal as a USB port of the terminal is connected with a USB port of the set-top box through a universal serial bus cable.

18. The input/output method of claim 8 , wherein the making of the connection with the terminal through the wired or wireless communication comprises making the wireless communication with the terminal as a wireless communication module of the terminal is connected with a wireless communication module of the set-top box through at least one of Bluetooth, near field communication (NFC), and Wi-Fi.

19. The input/output method of claim 8 , wherein the determining of whether the terminal is in the receive enable state for the image data or the audio data comprises:

determining whether an application, which receives and outputs the image data or the audio data, is installed on the terminal;

providing an install file or an install guide file of the application to guide installation of the application when an application, which receives and outputs the image data or the audio data, is not previously installed on the terminal; and

running the application installed on the terminal.