(19)
(11) EP 0 778 557 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.12.1997 Bulletin 1997/49

(43) Date of publication A2:
11.06.1997 Bulletin 1997/24

(21) Application number: 96305812.8

(22) Date of filing: 07.08.1996
(51) International Patent Classification (IPC)6: G09G 3/36
(84) Designated Contracting States:
NL SE

(30) Priority: 29.11.1995 JP 311119/95

(71) Applicant: SEIKO INSTRUMENTS INC.
Chiba-shi, Chiba 261 (JP)

(72) Inventor:
  • Nogawa, Shinichi, c/o Seiko Instruments Inc.
    Mihama-ku, Chiba-shi, Chiba (JP)

(74) Representative: Sturt, Clifford Mark et al
J. MILLER & CO. 34 Bedford Row, Holborn
London WC1R 4JH
London WC1R 4JH (GB)

   


(54) Liquid crystal driving apparatus and personal instruments incorporating the same


(57) In a liquid crystal driving apparatus, character font data of two characters which are continuously read out from a character font ROM are shifted by any number of dots by a shifter (1), and a shift result is latched every character to be displayed. A data shift operation is carried out while removing blank data corresponding to boundaries between characters in display data of one line in a horizontal direction (data of one common line) in a 6-dot font display mode.






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