KR19990011998A - Help display device and method of optical disc player - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical disc player, in which a user who is unfamiliar with the use of an optical disc player does not know the various functions provided in the optical disc player properly and controls the operation of the optical disc player to solve the problem of not fully utilizing the functions. The help of the optical disc player configured to output the help of the optical disc player to the GUI environment on the monitor of the PC by transmitting the key signal generated to the PC through the parallel port and storing the help data preset for each key signal. By providing the display device and method, it is possible to make it easy for the user to understand and utilize various functions provided in the optical disc player.

Description

Help display device and method of optical disc player

BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to an optical disk player, in particular, transmits a key signal for controlling the function of an optical disk player to a personal computer (PC) using a parallel port, and monitors the optical disk player using a PC monitor. The present invention relates to an apparatus and method for displaying help of an optical disc player configured to display help for a key signal.

In general, an optical disc player capable of playing video includes a laser disk player (LDP), a video compact disk player (VCDP), and the like. Compression techniques are used to provide viewers with video and audio by playing back optical discs with video and audio data of several gigabytes (GB).

As described above, the optical disc player has a higher signal-to-noise ratio than conventional video / audio playback devices, so that signals can be reproduced with better image quality / sound quality, no noise due to irregular playback and modulation, and distortion is very low. Not only is there no ghost, but random access is possible, and there are various advantages such as providing various functions such as a music accompaniment function.

On the other hand, users who are not familiar with the various functions provided by the optical disc player may have difficulty in recognizing the functions provided by the optical disc player, and also may be difficult to utilize the functions provided by the optical disc player.

Therefore, in the related art, an operation of an optical disc corresponding to a key input of an optical disc player is displayed in letters and symbols by using an OSD screen, and the detailed description thereof is referred to a separate manual, or the help display function is added to the optical disc player to display the OSD. The method of displaying help on the screen was used.

However, in such a conventional method, when the manual is to be used, a detailed description is included with the configuration diagram of the optical disc player, and it is easy to understand, but it is difficult to store the manual and hassle of having to search the manual manually to refer to the usage method. There is this.

In addition, when displaying the help on the OSD screen, it is difficult to support graphics and the number of characters to be provided on the screen is limited, which makes it difficult for the user to clearly understand the functions provided.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and an object of the present invention is to receive a key signal for controlling the operation of an optical disc player from a PC using a parallel port, and correspond to the transmitted key signal. It is an object of the present invention to provide a help display device and method for an optical disc player that can display help on a monitor of a PC.

In order to achieve the above object, in a consistent point of the present invention, in the help display device of the optical disc player for displaying the help on the key signal for controlling the operation of the optical disc player, the help data corresponding to the key signal is read. A PC configured to display a help on the generated key signal when the key signal is generated after the setting and storing; And a parallel connection portion for transmitting the key signal to the PC as parallel data.

On the other hand, in order to achieve the above object, in another aspect of the present invention, by using a system that is connected to the optical disk player and the PC via a parallel port, help for providing a key signal generated from the key input unit of the optical disk player In the providing method, when the help setting key signal generated from the key input unit is transmitted to the PC through the parallel port, the help for displaying the help of the optical disc player in the PC mode in which the PC performs an original operation of the PC. Converting to mode; A second step of retrieving help data corresponding to a key function key signal when the function key signal generated from the key input unit is transmitted to the PC through the parallel port; And a third step of displaying the data retrieved in the second step.

1 is a block diagram showing a help display apparatus of an optical disc player according to the present invention;

2 is a detailed flowchart illustrating a method for displaying a help of an optical disc player according to the present invention.

* Explanation of symbols for main parts of the drawings

100: optical disc player 200: parallel connection

300: PC 400: Monitor

110: key input unit 120: optical disc player control unit

210: latch 220: optical disc player connector

230: PC connector 240: parallel port control unit

310: PC control unit 320: PC code storage unit

330: optical disc player code storage unit 340: address unit

350: data storage unit 360: GUI processing unit

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram illustrating a help display apparatus of an optical disc player according to the present invention. The optical disc player 100 including the key input unit 110 and the optical disc player controller 120, the latch 210, and the optical disc player connector are shown in FIG. 220, a PC connector 230, a parallel connection unit 200 including a parallel port controller 240, a PC controller 310, a PC code storage unit 320, an optical disc player code storage unit 330, and an address unit 340, a data storage 350, a PC 300 including a GUI processor 360, and a monitor 400.

The function of each structural member shown in FIG. 1 is as follows.

First, the key input unit 100 includes a help mode setting / release key, a plurality of function keys and numeric keys, and generates a key signal corresponding to a user's key operation, so that the user desires the operation of the optical disc player. Take control immediately.

The optical disc player controller 120 controls the overall operation of the optical disc player 100 in response to the key signal generated by the key input unit 110, and in the help mode, a key code corresponding to the key signal generated by the key input unit and a reception request. The signal is provided to the PC 300 through the parallel connection 200.

The parallel connector 200 includes a latch 210, an optical disc player connector 220, a PC connector 230, and a parallel port controller 240. In the latch 210, a key code provided by the optical disc player controller 120 is provided. After temporarily storing the 8-bit data corresponding to the 8-bit data, the 8-bit data for the key code is transmitted to the optical disc player connector 220 when the PC 300 can receive the data, and the latch 210 is received by the optical disc player connector 220. 8-bit data for the key code and the help request signal transmitted from the optical disc player controller 120 are transmitted to the PC connector 230, and the receive / disable signal transmitted from the PC connector is transmitted to the optical disc player controller 120. To provide.

In addition, the PC connector 230 provides the 8-bit data and the help request signal for the key code transmitted from the optical disc player connector 220 to the parallel port controller 240 and receives the signal transmitted through the parallel port controller 240. The enable / disable signal is transmitted to the optical disc player connector 220, and the parallel port control unit 240 transmits 8-bit data of the key code input through the PC connector 230 to the PC control unit 310, and the parallel connection unit ( Notifies the PC controller 310 of the operation state of the 200, and controls the operation of the parallel connection unit 200.

The PC controller 310 controls the overall operation of the PC, and when the reception request signal is applied from the optical disc player 100 through the parallel connector 200, the PC controller 310 switches the PC 300 to the help mode. In addition, the control may be performed such that the help corresponding to the 8-bit data input from the parallel connection unit 240 is displayed on the monitor 400.

In the PC code storage unit 320, a function corresponding to all key signals generated from a key input unit (not shown) of the PC 300 is preset and stored. The optical disc player code storage unit 330 stores an optical disc player ( Functions for all the key signals generated by the key input unit 110 of 100 are stored. At this time, each function, the command code corresponding to all the keys provided in the key input unit will be composed of a table.

The address unit 340 stores a plurality of addresses corresponding to key codes input from the optical disc player 100 via the parallel connection unit 200. In this case, the address is for determining a location where the data storage unit 360 stores and reads the data.

The data storage unit 360 stores help data for each of the function keys and the numeric keys provided in the key input unit 110 of the optical disc player 100. In an embodiment of the present invention, by configuring the help data as text and image data, it is possible to improve the user's understanding when only text is displayed.

The GUI processing unit 370 performs GUI processing on the help data drawn out from the data storage unit 360, that is, the text data and the image data under the control of the controller, and outputs the GUI data to the monitor 400.

The monitor 400 displays the GUI processed text and image data provided by the GUI processor 370 on the monitor.

Hereinafter, a method of displaying a help of an optical disc player according to the present invention implemented in the help display apparatus of an optical disc player made of the above-described member will be described with reference to FIG. 2.

2 is a detailed flowchart illustrating a help display method of an optical disc player according to the present invention.

First, when the PC is powered on (S 1), when the user presses a help setting key provided in the key input unit 110 to refer to the help of the optical disc player, the key input unit 110 may help. The set key signal is provided to the optical disc player controller 120 (S 2).

The optical disc player controller 120 receiving the help setting key signal from the key input unit 110 generates a reception request signal and provides the received request signal to the optical disc player connector 220 (S 3).

The optical disk player connector 220 that receives the request signal from the optical disk player controller 120 at S 3 provides the same to the PC connector 230, and the PC connector 230 provides the same to the parallel port controller 240. .

When the reception request signal is input from the PC connector 230, the parallel port controller 240 generates an interrupt signal to the PC controller 310 (S 4).

By the interrupt signal generated by the parallel port control unit 240, the PC control unit 240 stops controlling the general operation of the working PC, and prepares to receive data from the parallel connection unit 200 (S 5).

The parallel port controller 240 checks the state of the PC controller 310 and applies a receivable signal to the optical disc player controller 120 through the PC connector 230 and the optical disc player connector 220 (S6).

The optical disc player controller 120 receiving the receivable signal from the parallel port controller 240 recognizes that the PC 300 is in the receivable state, and the latch 210 displays the 8-bit key codes corresponding to the help setting key signal. Provided in parallel data.

The latch 210 receives 8-bit parallel data corresponding to the help setting key code from the optical disc player controller 120 to the parallel port controller 240 via the optical disc player connector 220 and the PC connector 230. (S 8)

The parallel port controller 240 provides 8-bit data on the help setting key code provided through the optical disc player connector 220 and the PC connector 230 to the PC controller 310.

The PC control unit 310 will detect the function corresponding to the help setting key code with reference to the PC code storage unit 320, and as a result, the PC control unit 310 will detect the optical disc player (e.g., via the parallel connection unit 200). It will be recognized that the data transmitted in 100) is the help setting key code.

Therefore, the PC controller 310 switches to the help mode, and subsequently all data transmitted from the optical disc player 100 are referred to by the optical disc player code storage unit 330 (S 9).

Thereafter, when a predetermined key signal is generated in the key input unit 110 by a user's key manipulation, the generated key signal is provided to the optical disc player controller 120. (S 10)

The optical disc player controller 120 receiving the key signal from the key input unit 110 provides the key 210 corresponding to the provided key signal to the latch 210 as 8 bits of parallel data.

The latch 210 provides the key code provided from the optical disc player controller 120 to the optical disc player connector 220 as 8-bit parallel data, and the optical disc player connector 220 provides it to the PC connector 230 again. .

The PC connector 230 provides the 8-bit key code data provided from the optical disc player connector 220 to the parallel port controller 240 (S 12).

The parallel port controller 240 provides 8-bit data on the help setting key code provided through the optical disc player connector 220 and the PC connector 230 to the PC controller 310 (S 13).

The PC controller 310 searches for the function of 8-bit data provided from the parallel port controller 240 with reference to the optical disk player code storage unit 330 (S 14), and stores an address corresponding to the retrieved function in the address unit ( 340 is taken out (S15). In this case, the address indicates a predetermined position of the data storage unit 350 and is referred to for storing or reading data in a predetermined section of the data storage unit 360.

Thereafter, the PC controller 310 refers to the address detected by the address unit 340, and extracts the help data stored in the predetermined position of the data storage unit 350. (S 16) At this time, the help data is an optical disc. Text and image data for help corresponding to each of the function keys and the numeric keys provided in the key input unit 110 of the player 100 will be described.

Again, the PC controller 310 will control the GUI processor 360 to GUI process the help data drawn out from the data storage 350 in step S16, and the GUI processor 360 may control the PC controller 310. By control, the help data is GUI processed and output to the monitor 400.

Therefore, the monitor 400 may display the help corresponding to the key signal generated by the optical disc player key input unit 110 in the GUI environment. (S18)

In this case, the text and picture data output from the monitor 400 may be displayed in a GUI environment, thereby providing a more clear and various help screen and improving the user's understanding and convenience.

As described above, according to the present invention, since the key signal generated from the key input unit is provided to the PC as parallel data to control the operation of the optical disc player, the GUI on the monitor of the PC provides help on various functions provided by the optical disc player. It can output to the environment, allowing users to easily understand and utilize the functions provided by the optical disc player.

Claims (8)

A help display apparatus of an optical disc player for displaying a help on a key signal for controlling an operation of an optical disc player, A PC for presetting and storing help data corresponding to the key signal, and displaying help for a key signal generated when the key signal is generated; And a parallel connection portion for transmitting the key signal to the PC as parallel data. The help display apparatus of claim 1, wherein the parallel connection unit transmits the key signal to a personal computer as 8-bit parallel data. The method of claim 1 or 2, wherein the PC, A PC code storage unit for storing command codes preset for all functions of the PC; An optical disc player code storage unit for storing a predetermined command code corresponding to a key signal for controlling the optical disc player; An address unit for storing a plurality of addresses corresponding to each code of the optical disc player code storage unit; A data storage unit for storing predetermined help data at a position corresponding to each address stored in the address unit; Search for the command code corresponding to the data for the key signal provided by the parallel connection unit in the optical disc player code storage unit, detect an address corresponding to the retrieved command code in the address unit, and store in the detected address position A PC control unit which draws out the help data and generates a GUI control signal to GUI process the extracted help data; And a GUI processing unit for GUI processing the help data drawn from the data storage unit by the GUI control signal of the PC control unit and outputting the generated help data to the monitor. In a method of providing a help that can provide help for the key signal generated from the key input unit of the optical disc player, using a system in which an optical disc player and a PC are connected through a parallel port, When the help setting key signal generated from the key input unit is transmitted to the PC through the parallel port, the PC converts the PC into a help mode for displaying the help of the optical disc player in the PC mode which performs the PC's original operation. Stage 1; A second step of retrieving help data corresponding to a key function key signal when the function key signal generated from the key input unit is transmitted to the PC through the parallel port; And a third step of displaying the data retrieved in the second step. The method of claim 4, wherein the first step, A first step of generating, by the optical disc player, a reception request signal to the PC when a help setting key signal is generated from the key input unit; A second step in which the PC applying the reception request signal stops the operation, maintains a data reception standby state, and generates a reception possible signal to the optical disc player; A third step of providing, by the optical disc player, a data of a key code corresponding to a help setting key signal to the PC through the parallel port when a reception signal is generated in the PC in the second step; In the third process, the PC provided with the data for the help setting key signal through the parallel port has a fourth process of switching to the help mode of the optical disc player from the PC mode in which the original operation of the PC is performed. How to display the player's help. The method of claim 5, wherein the second step. A first step of, when a predetermined key signal is generated from the key input unit, the optical disc player providing data of a key code corresponding to the key signal generated from the key input unit to the PC through the parallel port; A second process of searching for a command code preset for the PC in response to the data of the key code if the data for the key code is provided in the first process; A third step of detecting, by the PC, an address of the preset help data corresponding to each key signal by referring to the command code retrieved in the second step; And a fourth process of the PC extracting the help data preset at the address position detected in the third process. 7. The method for displaying help of an optical disc player according to any one of claims 4 to 6, wherein the help data is text and image data. 7. The method of claim 4, wherein the third step is output in a GUI environment.