Moire reducing apparatus

Details Moire reducing apparatus Moire reducing apparatus

1996-07-10

1998-07-07

Issing, Gregory C.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Cathode-ray deflections circuits

315 10, 348189, 348806, G09G 104, H01J 3126, H04N 1700, H04N 322

Patent

active

057774412

ABSTRACT:
Scanning lines are automatically shifted by using a test signal for detecting a screen display height, a detector which detects information of the screen display height from the test signal, a calculator which calculates a scanning-line shift amount, a moire correcting waveform generator which generates a voltage for shifting the scanning lines, and a deflecting device which deflects electron beams.

REFERENCES:
patent: 4887010 (1989-12-01), Fujimura
patent: 5414330 (1995-05-01), Tsujihara et al.
patent: 5430502 (1995-07-01), Yamazaki et al.
Suzuki et al., "40 Inch CRT Display for Hi-Vision," Journal of the Institute of Television Engineers of Japan, pp. 30-37, vol. 30, No. 12 (1985).

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