Title:
DISPLAY DEVICE COMPRISING A DEFLECTION UNIT AND A DEFLECTION UNIT FOR A DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO2004042767
Kind Code:
A3
Abstract:
A colour display device comprising a cathode ray tube and a deflection unit. The display device includes compensation magnets for correcting a raster distortion in the raster displayed on the screen. Said magnets (25, 26) comprise a shunt (25a, 26a) to increase the temperature coefficient of the permanent remanence. Preferably overcompensation occurs, i.e. the temperature coefficient is changed from a negative to a positive value.
Inventors:
NOORDERMEER LEENDERT J (NL)
Application Number:
PCT/EP2003/012072
Publication Date:
July 15, 2004
Filing Date:
October 28, 2003
Export Citation:
Assignee:
LG PHILIPS DISPLAYS (NL)
NOORDERMEER LEENDERT J (NL)
NOORDERMEER LEENDERT J (NL)
International Classes:
H01J29/70; (IPC1-7): H01J29/70
Foreign References:
US3831051A | 1974-08-20 | |||
JP2001126642A | 2001-05-11 | |||
US3873877A | 1975-03-25 |
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