Image display device and method of controlling an image display device

Abstract

An image display device and a method of controlling an image display device are provided. The image display device may include a signal processor having a plurality of input/output ports to control a degaussing operation and a data download, a degaussing circuit connected a first port of the signal processor to perform the degaussing operation during a first mode, and a download interface connected to the first port of the signal processor to download data on the signal processor during a second mode.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings are included to provide a further understanding of embodiments of the present invention and are incorporated in and constitute a part of this application. In the following drawings like reference numerals refer to like elements and wherein:

FIG. 1 is a diagram illustrating inputs and outputs of an image display device according to an example arrangement;

FIG. 2 is a diagram illustrating an image display device according to an example embodiment of the present invention; and

FIG. 3 is a flowchart of a method of controlling an image display device according to an example embodiment of the present invention.

Claims

1. An image display device comprising: a signal processor having a plurality of ports to control a degaussing operation and a data download;a degaussing circuit coupled to a port of the signal processor to perform the degaussing operation during a first mode; anda download interface coupled to the port of the signal processor to download data during a second mode.

2. The image display device of claim 1, wherein the first mode or the second mode is determined based on a signal at a port of the download interface.

3. The image display device of claim 2, wherein the signal is a change of a state of the port.

4. The image display device of claim 3, wherein the change of state is a change in voltage of the signal.

5. The image display device of claim 2, wherein the signal is provided from an external source.

6. The image display device according to claim 1, wherein the download interface includes a clock port, a data port, and a download port.

7. The image display device according to claim 1, wherein the first mode is determined based on a download connector not being coupled to a port of the download interface.

8. The image display device according to claim 7, wherein the second mode is determined based on the download connector being coupled to the port of the download interface.

9. An image display device comprising: a signal processor having a plurality of ports;an operating circuit coupled to a port of the signal processor to perform an operation; anda download interface coupled to the port of the signal processor, the download interface having a port to download data,wherein the signal processor to allow the operating circuit to be operated or to allow data to be downloaded based on a signal at the port of the download interface.

10. The image display device of claim 9, wherein the first mode or the second mode is determined based on the signal at the port of the download interface.

11. The image display device of claim 10, wherein the signal is a change of a state of the port.

12. The image display device of claim 11, wherein the change of state is a change in voltage of the signal.

13. The image display device of claim 10, wherein the signal is provided from an external source.

14. The image display device according to claim 9, wherein the signal processor determines whether a download connector is connected to the port of the download interface when a power source is applied.

15. The image display device according to claim 9, wherein the operating circuit comprises a degaussing circuit to perform a degaussing operation.

16. The image display device according to claim 9, wherein the operating circuit comprises a cooling fan operating circuit to control operations of a cooling fan.

17. The image display device according to claim 9, wherein the operating circuit comprises a light emitting diode (LED) operating circuit to control operations of an LED.

18. The image display device according to claim 9, wherein the operating circuit comprises a beep sound operating circuit to control a beep sound.

19. A method of controlling an image display device, the method comprising: supplying a power source to a signal processor;determining whether a download connector is connected to a download interface, the download interface being coupled to a port of the signal processor;performing a download operation when the download connector is connected; andperforming a function of an operating circuit that is connected to the port of the signal processor when the download connector is not connected.

20. The method according to claim 19, wherein the operating circuit comprises a degaussing circuit to perform a degaussing operation.

21. The method according to claim 19, wherein determining whether the download connector is connected includes sensing a voltage level of a signal at a port of the download interface.

22. The method according to claim 21, wherein the signal is provided from a computer.