CN100463591C - A display device with a screen display unit and a housing integrated with additional functions - Google Patents

Abstract

The invention discloses a display device with a screen display unit and a housing integrated with additional functions. The display device includes a main body and a housing. The housing includes a processing unit, a read-only memory, a screen display unit, an input unit, and an indication unit, and the read-only memory, the screen display unit, the input unit, and the indication unit are electrically connected to the processing unit; The processing unit is electrically connected to the main body through a standard interface, and is used for adjusting the screen display of the display device, controlling the input unit and the indicating unit. The main body of the display device is modularized, which not only facilitates the replacement of the content of the screen display unit, but also facilitates mass production of the main body, thereby meeting user requirements and reducing production costs.

Description

A display device with a screen display unit and a housing integrated with additional functions

【Technical field】

The invention relates to a display device with a replaceable casing, in particular to a display device with a screen display unit and a casing integrated with additional functions.

【Background technique】

The display device includes a casing and a main body, and the input unit and the indicating unit of the display device are integrated with the main body; , Open the mold at the position on the shell. This will lead to the following result, once the On Screen Display (OSD, On Screen Display) unit changes slightly, the design of the main body needs to be changed accordingly. The main body of the display device cannot be modularized, especially when the order quantity is small and different screen displays are required, resulting in the inability to mass-produce, thus increasing the cost.

In order to solve the above problems, the present invention provides a display device with a screen display unit and a housing integrated with additional functions. In the present invention, the screen display unit of the display device is integrated on the casing of the display device, and the casing is connected with the main body of the display device through a standard interface, so that the main body of the display device is modularized, that is, it is convenient to replace the screen display The content of the unit is also conducive to the mass production of the main body, so as to meet the needs of users and reduce production costs at the same time.

【Content of invention】

The object of the present invention is to provide a display device with an on-screen display (OSD, On Screen Display) unit and an integrated shell with additional functions, which integrates the screen display unit of the display device on the shell of the display device, and connects the OSD to the display device through a standard interface. The shell is electrically connected to the main body of the display device, so that the main body of the display device is modularized, which facilitates the replacement of the content of the screen display unit, and is also conducive to mass production of the main body, thereby meeting user needs while reducing production costs .

Another object of the present invention is to provide a housing with integrated OSD and additional functions of a display device, which integrates the screen display unit of the display device, and connects the housing with the main body of the display device through a standard interface, The modularization of the main body of the display device facilitates the replacement of the content of the screen display unit and facilitates the mass production of the main body, thereby meeting user needs and reducing production costs.

Therefore, the present invention provides a display device with an OSD and a housing integrated with additional functions, which includes a main body and a housing. The shell is electrically connected to the main body through a standard interface, which includes a processing unit, a read-only memory, an OSD unit, an input unit and an indication unit, the read-only memory, the OSD unit, the input unit and the indication The unit is electrically connected to the processing unit. The processing unit is also electrically connected to the standard interface for adjusting the screen display of the display device and controlling the input unit and the indicating unit. The standard interface is used for signal transmission between the shell and the main body of the display device.

The present invention also provides a housing of a display device integrated with an OSD and additional functions. The shell is electrically connected to the main body of the display device through a standard interface, which includes a processing unit, a read-only memory, an OSD unit, an input unit and an indication unit, the read-only memory, the OSD unit, the input unit And the indicating unit is electrically connected to the processing unit. The processing unit is also electrically connected to the standard interface for adjusting the screen display of the display device. The standard interface is used for signal transmission between the shell and the main body of the display device.

Wherein, the processing unit is also used to control the input unit and the indicating unit. The processing unit stores a driver program, and the processing unit executes the driver program to adjust the screen display of the display device and control the input unit and the indicating unit. The standard interface can be Display Data Channel (Display Data Channel, DDC) or I ² C (Inter Integrated Circuit, internal integrated circuit), such as RS232, RS485, USB.

【Description of drawings】

FIG. 1 is a block diagram of a liquid crystal monitor with an OSD and a housing integrated with additional functions of the present invention.

Fig. 2 is a flowchart of the operation of the liquid crystal monitor of the present invention.

FIG. 3 is a flowchart of adjusting the screen display of the LCD monitor according to the present invention.

Fig. 4 is a block diagram of a CRT television with an OSD and an integrated shell of additional functions according to the present invention.

Fig. 5 is a flowchart of the operation of the CRT television in accordance with the present invention.

Fig. 6 is a flow chart of adjusting the screen display of the CRT TV in the present invention.

【Detailed ways】

A display device disclosed in the present invention has an OSD (On Screen Display) unit and a housing integrated with additional functions, which can be a cathode ray tube (Cathode Ray Tube, CRT) monitor, a liquid crystal monitor (Liquid Crystal Display, LCD), cathode ray tube (Cathode Ray Tube, CRT) television, liquid crystal television and other display devices with display functions, the embodiments of the present invention enumerate liquid crystal monitor and CRT television. The following description will be made with reference to the accompanying drawings.

As shown in Fig. 1 is a block diagram of the liquid crystal monitor with an OSD and an integrated shell of the present invention. The liquid crystal monitor includes a main body 1 and a shell 2 , the main body 1 and the shell 2 are electrically connected through a standard interface 3 . The standard interface 3 can be Display Data Channel (Display Data Channel, DDC) or I ² C, such as RS232, RS485, USB. The main body 1 includes an image processing unit 10 , an analog-to-digital converter 11 and a display module 12 . The housing 2 includes a processing unit 20 , an input unit 21 , an On Screen Display (OSD) unit 22 , a Read Only Memory (ROM) 23 and an indication unit 24 . The input unit 21 , OSD unit 22 , ROM 23 and indication unit 24 are electrically connected to the processing unit 20 . The processing unit 20 is electrically connected to the standard interface 3 . The image processing unit 10 is electrically connected to the standard interface 3 . The analog-to-digital converter 11 is electrically connected to the image processing unit 10 . The image processing unit 10 is electrically connected to the display module 12 .

The processing unit 20 is used to receive the key-press signal of the LCD monitor and make proper control. The processing unit 20 also sends information to the display card of the computer through a standard interface, so as to provide the plug-and-play function of the monitor. The standard interface can be a Display Data Channel (DDC) or I ² C. The OSD unit 22 stores screen display data for providing the screen display data to display a screen adjustment menu when the user operates the input unit 21 to adjust the screen display. The read-only memory 23 is used to store a control program for the processing unit 20 to execute the control function. The analog-to-digital converter 11 is used to convert the analog picture signal sent by the computer into a digital picture signal; not shown) sends the digital signal to the image processing unit 10. The image processing unit 10 is used to superimpose the display data of the computer and the screen display data of the OSD unit to generate a synthesized display screen data; it is also used to control the size, scaling, contrast, brightness and image processing of the screen. For example, add code correction and white balance to the digital picture signal; when the data picture is too small, use interpolation technology to enlarge the picture to match the screen size of the monitor; when the color scale requirement is higher than the color of the monitor When displaying capabilities, high-frequency dithering (Dithering) technology is used for simulation to improve color display capabilities. The display module 12 is used for displaying the display image data synthesized by the image processing unit 10 .

As shown in FIG. 2 is a flowchart of the operation of the liquid crystal monitor of the present invention. First, a liquid crystal monitor is assembled and tested. When the test result shows that the assembly is complete, the user operates the input unit 21 of the liquid crystal monitor. The input unit 21 responds to the user's operation and outputs a control signal through the standard interface 3 (step S30). The processing unit 20 receives the control signal (step S31). The processing unit 20 uses the control signal to determine whether it is an operation to adjust the screen display (step S32 )? If not, then the processing unit 20 uses the control signal to judge whether it is an operation to turn on the liquid crystal monitor (step S33)? If yes, turn on the liquid crystal monitor (step S34), and the processing unit 20 controls the indicating unit 24 to indicate the working state of the liquid crystal monitor (step S35). In step S33, if the control signal is an operation to turn off the LCD monitor, the processing unit 20 controls the liquid crystal monitor to turn off (step S36), and turns off the indicating unit 24 (step S37).

In step S32, if the control signal is an operation to adjust the screen display, the process goes to step S40, and the process of adjusting the screen display of the liquid crystal monitor of the present invention as shown in FIG. 3 is executed. The processing unit 20 reads screen display data from the OSD unit 22 (step S40). The processing unit 20 sends the screen display data to the image processing unit 10 through the standard interface 3 (step S41). The image processing unit 10 superimposes the screen display data and the display data sent by the computer to generate a synthesized display screen data (step S42). The image processing unit 10 sends the synthesized display frame data to the display module 12 (step S43). The display module 12 receives and displays the synthesized display image data, including a screen adjustment menu (step S44). Then visually operate the on-screen display menu according to the user's operation to adjust the on-screen display (step S45). At the same time, the processing unit 20 controls the indicating unit 24 to indicate the working state of the LCD monitor (step S46).

As shown in Fig. 4, it is a block diagram of a CRT television with an OSD and an integrated shell of the present invention. The CRT TV set includes a main body 5 and a casing 6 , the main body 5 and the casing 6 are electrically connected through a standard interface 7 . The standard interface 7 can be a display data channel (Display Data Channel, DDC) or I ² C, such as RS232, RS485, USB. The main body 5 includes a video processor 50 , a tuner 51 , a Cathode-Ray Tube (CRT) controller 52 and a Cathode-Ray Tube (CRT) display 53 . The housing 6 includes a processor 60 , a command input device 61 , an OSD unit 62 , a read-only memory 63 and an indicator 64 . The command input device 61 , OSD unit 62 , ROM 63 and indicator 64 are electrically connected to the processor 60 . The processor 60 is electrically connected to the standard interface 7 . The video processor 50 is electrically connected to the CRT controller 52 . The tuner 51 is electrically connected to the video processor 50 and the CRT controller 52 respectively. The CRT controller 52 is electrically connected to the CRT display 53 .

The processor 60 is used to receive the command input signal of the CRT TV and make proper control. The OSD unit 62 stores screen display data for providing the screen display data to display a screen adjustment menu when the user operates the command input device 61 to adjust the screen display. The read-only memory 63 is used to store a control program for the processor 60 to execute the control function. The tuner 51 receives and demodulates a television signal, and then outputs a composite video signal. The video processor 50 receives the synthesized video signal, processes the synthesized video signal into luminance and chrominance signals, and then outputs an RGB video signal; in addition, the video processor 50 also receives the screen display data provided by the processor 60 , and superimpose the screen display data and the RGB video signal to output a superimposed picture signal. The CRT controller 52 detects a synchronous signal from the synthesized video signal, and displays the superimposed picture signal on the CRT display 53 in response to the synchronous signal.

As shown in Fig. 5, it is a flowchart of the operation of the CRT TV of the present invention. First, a CRT TV is assembled and tested. When the test result shows that the assembly is complete, the user operates the command input device 61 of the CRT TV. The command input device 61 responds to the user's operation and outputs a control signal to the processor 60 through the standard interface 7 (step S70). The processor 60 receives the control signal (step S71). The processor 60 uses the control signal to determine whether it is an operation to adjust the screen display (step S72)? If not, then the processor 60 utilizes the control signal to judge whether it is an operation to turn on the CRT television set (step S73)? If yes, then turn on the CRT TV (step S74), and the processor 60 controls the indicator 64 to indicate the working state of the CRT TV (step S75). In step S73, if the control signal is to turn off the operation of the CRT TV, the processor 60 performs the operation of turning off the CRT TV (step S76), and performs the operation of turning off the indicator 64 (step S77).

In step S72, if the control signal is an operation to adjust the screen display, the process goes to step S80 to execute the process of adjusting the screen display of the CRT TV set as shown in FIG. 6 of the present invention. The processor 60 reads on-screen display data from the OSD unit 62 (step S80). The processor 60 sends the screen display data to the video processor 50 through the standard interface 7 (step S81). The video processor 50 superimposes the screen display data and the synthesized video signal sent by the tuner 51 to generate a superimposed picture signal (step S82 ). The CRT controller 52 detects a sync signal from the video signal sent from the tuner 51 (step S83). The CRT controller 52 responds to the synchronous signal to display the superimposed picture data on the CRT display screen 53, including a screen adjustment menu (step S84). Then visually operate the on-screen display menu according to the user's operation to adjust the on-screen display (step S85). At the same time, the processor 60 controls the indicator 64 to indicate the working status of the CRT TV (step S86).

Claims (10)

1. the display unit with the integrated shell of screen display unit and additional function comprises a main body and a shell, it is characterized in that:

This shell comprises a processing unit, a screen display unit, an input unit and an indicating member, and this screen display unit, this input unit and this indicating member are electrically connected on this processing unit;

This screen display unit stores the screen display graphic documentation;

This processing unit is used for reading and handle the screen display graphic documentation from the above-mentioned screen display unit, adjusts the screen display of this display unit; And

This processing unit is electrically connected with this main body by a standard interface, and this main body receives the screen display graphic documentation that this processing unit sends by this standard interface, and shows this screen display graphic documentation with a pattern.

2. the display unit with the integrated shell of screen display unit and additional function as claimed in claim 1, it is characterized in that: this processing unit also is used to control this input unit and this indicating member.

3. the display unit with the integrated shell of screen display unit and additional function as claimed in claim 1, it is characterized in that: this standard interface is display data channel or I ²C.

4. the display unit with the integrated shell of screen display unit and additional function as claimed in claim 1, it is characterized in that: this display unit also comprises a read-only memory, it stores a driver, and this processing unit is carried out this driver to adjust the screen display of this display unit.

5. the display unit with the integrated shell of screen display unit and additional function as claimed in claim 1, it is characterized in that: this display unit also comprises a read-only memory, it stores a driver, and this processing unit is carried out this driver to control this input unit and this indicating member.

6. one kind has screen display unit and the integrated shell of additional function, and this has the shell that screen display unit and the integrated shell of additional function can be used as a display unit, it is characterized in that:

This shell comprises a processing unit, a screen display unit, an input unit and an indicating member, and this screen display unit, this input unit and this indicating member are electrically connected on this processing unit;

This screen display unit stores the screen display graphic documentation;

This processing unit is used for reading and handle the screen display graphic documentation from the above-mentioned screen display unit, adjusts the screen display of this display unit; And

This processing unit is electrically connected on the main body of this display unit by a standard interface, and this standard interface is used for above-mentioned processing unit and sends the screen display graphic documentation to the main body of this display unit and show.

7. as claimed in claim 6 have screen display unit and an integrated shell of additional function, and it is characterized in that: this processing unit also is used to control this input unit and this indicating member.

8. as claimed in claim 6 have screen display unit and an integrated shell of additional function, and it is characterized in that: this standard interface is a display data channel or I ²C.

9. as claimed in claim 6 have screen display unit and an integrated shell of additional function, it is characterized in that: this shell also comprises a read-only memory, it stores a driver, and this processing unit is carried out this driver to adjust the screen display of this display unit.

10. as claimed in claim 6 have screen display unit and an integrated shell of additional function, it is characterized in that: this shell also comprises a read-only memory, it stores a driver, and this processing unit is carried out this driver to control this input unit and this indicating member.

Images