KR970066842A - TV / computer integrated system employing a plasma display panel - Google Patents

Abstract

The present invention relates to a television / computer integrated system employing a plasma display panel, wherein the system comprises a tuner (10); An intermediate frequency amplifier (12); A video processor 14; A computer 16; A signal selector 18; A data generation unit 20; And a plasma display panel unit 22. According to the present invention, a television broadcast signal is displayed when a television is viewed using a plasma display panel, and a computer signal is displayed when a computer is operated. And a plasma display panel which is a common display device of a television and a computer can be efficiently used.

Description

TV / computer integrated system employing a plasma display panel

Since this is a trivial issue, I did not include the contents of the text.

FIG. 1 is a state diagram showing the generation of wall charges and the discharge phenomenon caused when the AC power is applied to one cell of the panel. FIG. 2 (A) shows the relationship between Vs and Vw (B) is a graph of the relationship between Vs and Vw in the cell in the " off " state and the optical output generated thereby, and Fig. 3 (a) (B) is a waveform diagram for a write pulse (Vw) causing a cell that has been turned " on " FIG. 5 is a block diagram showing a configuration of a television / computer integrated system employing the PDP of the present invention.

Claims (4)

A tuner (10) for selecting and amplifying a received channel radio wave to convert the signal frequency to an intermediate frequency and outputting the signal; An intermediate frequency amplifier (12) amplifying an intermediate frequency signal from the tuner (10) to increase a video output; A composite video signal is obtained from the intermediate frequency signal from the intermediate frequency amplifier 12 and the luminance signal is amplified in the composite video signal, and the amplified luminance signal, the carrier color signal, the synchronization signal, and the color burst are separated A video processor 14 for obtaining an original color difference signal in a carrier color signal and converting the amplified luminance signal and a color difference signal into red, green and blue signals and outputting the red, green and blue signals; A computer 16 for outputting computer signals, green, blue and horizontal / vertical synchronizing signals; A signal selector (18) for selecting a television signal from the video processor (14) and a corresponding signal from a computer signal from the computer (16); A data generator 20 for generating a data suitable for receiving and displaying the signal selected by the selector 18; And a plasma display panel unit (22) for receiving data from the data generation unit (20) and displaying the data in accordance with a synchronization signal selected by the signal selection unit (18). The apparatus of claim 1, wherein the signal selector (18) comprises: a selection signal generator (18-1) for generating a selection signal according to whether a television broadcasting signal or a computer signal is input; Green and blue signals from the video processor 14 and red, green and blue signals from the computer 16 in accordance with a selection signal from the selection signal generator 18-1, / Blue signal selector 18-2; And a synchronous signal selector for selecting between a horizontal / vertical synchronous signal from the video processor (14) and a horizontal / vertical synchronous signal from the computer (16) in accordance with a selection signal from the selection signal generator (18-1) (18-3). ≪ RTI ID = 0.0 > 18. < / RTI > The data generator according to claim 1, wherein the data generator comprises an A / D converter for converting the red (R), green (G) and blue (B) signals selected by the signal selector to digital signals 20-1); A storage unit 20-2 for storing the A / D-converted red, green, and blue data according to a horizontal / vertical sync signal selected by the signal selector 18; And a buffer unit (20-3) receiving and redistributing red, green, and blue data from the storage unit (20-2). The plasma display apparatus according to claim 1, wherein the plasma display panel unit comprises: an address voltage generator for receiving data from the data generator and generating an address voltage; A holding voltage generating unit 22-2 for generating a holding voltage; A scan and sustain voltage generating unit 22-3 for performing a scan and generating a sustain voltage; The address voltage generating unit 22-1 generates a data address time, the sustain voltage generating unit 22-2 generates a sustain time, and the scan and sustain voltage generating unit 22-3 A timing generating unit 22-4 for generating a scan and a holding time; And an address from the address voltage generator 22-1 in a state where the sustain voltage from the sustain voltage generator 22-2 and the scan and sustain voltage generator 22-3 are applied to all of the cells, And a panel unit (22-5) for displaying necessary information by applying a voltage to the plasma display panel. ※ Note: It is disclosed by the contents of the first application.