-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, JzRX0b7o44py2ATudnydci0bKblv28J28/aHzC3GS0DMza021aFUs7fCk06vV4+7 PUJ40Pe/DawiyCBD2PqH6w== 0001181470-07-000057.txt : 20070827 0001181470-07-000057.hdr.sgml : 20070827 20070827180331 ACCESSION NUMBER: 0001181470-07-000057 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20070827 FILED AS OF DATE: 20070827 DATE AS OF CHANGE: 20070827 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CADENCE DESIGN SYSTEMS INC CENTRAL INDEX KEY: 0000813672 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 770148231 STATE OF INCORPORATION: DE FISCAL YEAR END: 0102 BUSINESS ADDRESS: STREET 1: 2655 SEELY ROAD BLDG 5 CITY: SAN JOSE STATE: CA ZIP: 95134 BUSINESS PHONE: 4089431234 MAIL ADDRESS: STREET 1: 555 RIVER OAKS PARKWAY CITY: SAN JOSE STATE: CA ZIP: 95134 FORMER COMPANY: FORMER CONFORMED NAME: ECAD INC /DE/ DATE OF NAME CHANGE: 19880609 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SANGIOVANNI VINCENTELLI ALBERTO CENTRAL INDEX KEY: 0001181490 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-10606 FILM NUMBER: 071081673 BUSINESS ADDRESS: STREET 1: 2655 SEALY AVE. CITY: SAN JOSE STATE: CA ZIP: 95134 BUSINESS PHONE: 4089431234 4 1 edgar.xml PRIMARY DOCUMENT X0202 4 2007-08-27 0000813672 CADENCE DESIGN SYSTEMS INC CDNS 0001181490 SANGIOVANNI VINCENTELLI ALBERTO 2655 SEELY AVENUE, BLDG. 5 SAN JOSE CA 95134 1 0 0 0 Common Stock 2007-08-27 4 S 0 26250 21.50 D 32743 D Transaction reported in this Form 4 was effected in accordance with the 10b5-1 Trading Plan adopted by the reporting person on July 30, 2007. James J. Cowie, Attorney-in-Fact for Alberto Sangiovanni-Vincentelli 2007-08-27 EX-24 2 document1.htm POWER OF ATTORNEY FOR ALBERTO SANGIOVANNI-VINCENTELLI

I, Alberto Sangiovanni-Vincentelli, hereby authorize Michael J. Fister, William

Porter, R.L. Smith McKeithen or James J. Cowie of Cadence Design Systems, Inc.,

a Delaware corporation (the "Company"), to sign and file on my behalf the

Initial Statement of Beneficial Ownership of Securities on Form 3, Statements of

Changes in Beneficial Ownership on Forms 4 and 5, and any Amendments and

applications thereto, to be filed with the Securities and Exchange Commission

pursuant to Section 16(a) of the Securities Act of 1934 relating to my

beneficial ownership of securities in the Company. The undersigned hereby grants

to each such attorney in fact full power and authority to do and perform any

and every act and thing whatsoever requisite, necessary, or proper to be done

in the exercise of any of the rights and powers herein granted, as fully to all

intents and purposes as the undersigned might or could do if personally

present, with full power of substitution or revocation,

hereby ratifying and confirming all that such attorney-in-fact, or such

attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be

done by virtue of this power of attorney and the rights and powers herein

granted.  The undersigned acknowledges that the foregoing attorney-in-fact, in

serving in such capacity at the request of the undersigned, are not assuming,

nor is the Company assuming, any of the undersigned's responsibilities to comply

with Section 16 of the Securities Exchange Act of 1934.

This authorization shall remain in effect until I am no longer required to file

forms under Section 16(a) with respect to the Company's securities, unless

earlier revoked in writing delivered to the foregoing attorneys-in-fact.





_/s/ Alberto Sangiovanni-Vincentelli                     August 27, 2007

   Alberto Sangiovanni-Vincentelli

Date

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