(19)

(11)

EP 1 254 515 A2

(12)

(88) Date of publication A3: 11.07.2002 (43) Date of publication: 06.11.2002 Bulletin 2002/45 (21) Application number: 00992658.5 (22) Date of filing: 07.12.2000

(51) International Patent Classification (IPC)7: H03K 3/00 (86) International application number: PCT/US0042/634 (87) International publication number: WO 0104/7112 (28.06.2001 Gazette 2001/26)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 13.12.1999 US 170594 P (71) Applicant: Broadcom Corporation Irvine,California 92618 (US)	(72) Inventor: AFGHAHI, Morteza, Cyrus Irvine, CA 92618 (US) (74) Representative: Müller, Wolfram Hubertus, Dipl.-Phys. et al PatentanwälteMaikowski & Ninnemann,Postfach 15 09 20 10671 Berlin 10671 Berlin (DE)