(19)
(11) EP 2 052 459 A2

(12)

(88) Date of publication A3:
31.05.2007

(43) Date of publication:
29.04.2009 Bulletin 2009/18

(21) Application number: 06717800.4

(22) Date of filing: 10.01.2006
(51) International Patent Classification (IPC): 
H03K 19/177(2006.01)
(86) International application number:
PCT/US2006/000640
(87) International publication number:
WO 2006/076276 (20.07.2006 Gazette 2006/29)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 14.01.2005 US 36109
27.01.2005 US 44386
23.02.2005 US 66336
23.02.2005 US 65019

(71) Applicant: Cswitch Corporation
Santa Clara, CA 95054 (US)

(72) Inventors:
  • VERMA, Hare, K.
    Near Marathalli Bridge Bangalore 560037 (IN)
  • VITTAL, Ashok
    Fremont, California 94539 (US)
  • SUNKAVALLI, Ravi
    Milipitas, California 95035 (US)
  • MULPURI, Chandra
    San Jose, California 95123 (US)
  • NAG, Sudip
    San Jose, California 95125 (US)
  • KONG, Conrad
    San Jose, California 95135 (US)
  • HU, Bo
    San Jose, California 95134 (US)
  • GUNWANI, Manoj
    San Jose, California 95132 (US)
  • DELAYE, Elliott
    San Jose, California 95127 (US)

(74) Representative: Leppard, Andrew John et al
K. R. BRYER & CO.
7 Gay Street Bath BA1 2PH
7 Gay Street Bath BA1 2PH (GB)

   


(54) CONFIGURABLE DEDICATED LOGIC CELLS IN PROGRAMMABLE LOGIC AND ROUTING BLOCKS WITH DEDICATED LINES AND LOCAL CONNECTIONS