(19)
(11) EP 1 446 791 A2

(12)

(88) Date of publication A3:
11.12.2003

(43) Date of publication:
18.08.2004 Bulletin 2004/34

(21) Application number: 02803692.9

(22) Date of filing: 20.11.2002
(51) International Patent Classification (IPC)7G09G 3/36, G09G 3/32
(86) International application number:
PCT/US2002/037241
(87) International publication number:
WO 2003/044765 (30.05.2003 Gazette 2003/22)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 20.11.2001 US 319007 P
21.11.2001 US 319010 P
18.12.2001 US 319034 P
20.12.2001 US 319037 P
21.12.2001 US 319040 P

(71) Applicant: E Ink Corporation
Cambridge, MA 02138-1002 (US)

(72) Inventors:
  • ZEHNER, Robert W.
    Somerville, MA 02144 (US)
  • GATES, Holly G.
    Somerville, MA 02143 (US)
  • ARANGO, Alexi, C.
    Somerville, MA 02144-1918 (US)
  • AMUNDSON, Karl R.
    Cambridge, MA 02138 (US)
  • AU, Joanna, F.
    Boston, MA 02116 (US)
  • KNAIAN, Ara, N.
    Cambridge, MA 02138 (US)
  • ZALESKY, Jonathan L.
    Cambridge, MA 02141 (US)

(74) Representative: Cole, David John 
46 Kirkhill Gardens,West Greenlees Estate
Cambuslang,Glasgow G72 8EZ
Cambuslang,Glasgow G72 8EZ (GB)

   


(54) METHODS FOR DRIVING BISTABLE ELECTRO-OPTIC DISPLAYS