(19)
(11) EP 0 903 721 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.07.1999 Bulletin 1999/29

(43) Date of publication A2:
24.03.1999 Bulletin 1999/12

(21) Application number: 98113183.2

(22) Date of filing: 15.07.1998
(51) International Patent Classification (IPC)6: G09G 3/36
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 12.09.1997 JP 267819/97

(71) Applicant: Okita, Masaya
Yono-shi, Saitama (JP)

(72) Inventor:
  • Okita, Masaya
    Yono-shi, Saitama (JP)

(74) Representative: Schaumburg, Thoenes & Thurn 
Postfach 86 07 48
81634 München
81634 München (DE)

   


(54) Method for driving a nematic liquid crystal


(57) In a liquid crystal display device combining a nematic liquid crystal confined between two electrodes with polarizing plates, a voltage applied between two electrodes to drive the nematic liquid crystal is maintained in a predetermined value for a predetermined duration of time in predetermined intervals to increase the response speed and to realize color images by tricolor back-lighting or moving images equivalent to or more excellent than those by CRT displays.






Search report