(19)
(11) EP 1 518 142 A2

(12)

(88) Date of publication A3:
15.07.2004

(43) Date of publication:
30.03.2005 Bulletin 2005/13

(21) Application number: 03763302.1

(22) Date of filing: 02.07.2003
(51) International Patent Classification (IPC)7: G02F 1/01, G02F 1/225, G02B 6/34
(86) International application number:
PCT/US2003/021230
(87) International publication number:
WO 2004/005972 (15.01.2004 Gazette 2004/03)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 02.07.2002 US 392938 P

(71) Applicant: Celight, Inc.
Silver Spring, MD 20904 (US)

(72) Inventors:
  • KAPLAN, Arkady
    East Brunswick, NJ 08816 (US)
  • ACHIAM, Yaakov
    Rockville, MD 20852 (US)
  • GREENBLATT, Arthur
    Silver Spring, MD 20910 (US)
  • SHPANTZER, Isaac
    Bethesda, MD 20817 (US)
  • CHO, Pak, Shing
    Gaithersburg, MD 20877 (US)
  • TSEYTLIN, Michael
    Bethesda, MD 20817 (US)
  • SALAMON, Aviv
    Washington, DC 20009 (US)

(74) Representative: McGowan, Cathrine 
D Young & Co120 Holborn
London EC1N 2DY
London EC1N 2DY (GB)

   


(54) ELECTRO-OPTICAL INTEGRATED TRANSMITTER CHIP FOR ARBITRARY QUADRATURE MODULATION OF OPTICAL SIGNALS