Tessera Announces Appointment of Mike Bereziuk to Management Team

Bereziuk, who brings 26 years of experience in the semiconductorindustry, will lead Tessera's technology and services businesses. Hewill focus on driving Tessera's growth through the internaldevelopment and commercial adoption of Tessera's technologies,including the company's chip-scale, multi-chip, and wafer-levelpackaging products.

"Mike brings a wealth of experience in operations, productdevelopment, marketing and sales," said McWilliams. "We are pleased todraw on his successful career of growing semiconductor businesses, andhis extensive skill set will enable us to scale our business andpropel our growth. I look forward to his joining our team."

Nicholas Colella, former senior vice president of the productminiaturization division, will continue to report to McWilliams in hisnew role as senior vice president, corporate strategy.

"When Nick joined us in 2001, he built an outstanding engineeringand services team that expertly applies advanced packagingtechnologies to product miniaturization challenges," continuedMcWilliams. "I am looking forward to having Nick contribute hismulti-disciplinary technical and operational expertise in thedevelopment of our corporate strategy."

Bereziuk has spent the majority of his career at NationalSemiconductor Corporation. During his sixteen year tenure there, heheld numerous senior operations, sales and marketing roles. In hismost recent position at National, he was senior vice president andgeneral manager of the worldwide sales and marketing organization,where he held demand creation and order management responsibilitiesfor the company's $2.0-plus billion global customer base. Otherpositions included senior vice president and general manager of thepersonal systems group and vice president and general manager of theembedded systems group, where he managed the strong growth ofNational's highly successful Super-I/O(TM) business. After NationalSemiconductor, Bereziuk worked at Zarlink Semiconductor where he ledthe turnaround of their consumer communications group, resulting insignificant revenue and market share growth. Bereziuk received a B.S.degree with honors in Electronic and Electrical Engineering fromCardiff University in the UK.

About Tessera Technologies, Inc.

Tessera Technologies is a leading provider of miniaturizationtechnologies for the electronics industry. Tessera enables new levelsof miniaturization and performance by applying its unique expertise inthe electrical, thermal and mechanical properties of materials andinterconnect. As a result, Tessera's technologies are widely adoptedin high-growth markets including consumer, computing, communications,medical and defense. Tessera's customers include the world's topsemiconductor companies such as Intel, Samsung, Renesas, Toshiba andTexas Instruments. The company's stock is traded on the NasdaqNational Market under the symbol TSRA. Tessera is headquartered in SanJose, California. www.tessera.com.

Note: Tessera, MicroBGA, Compliant Chip, MicroZ and the Tesseralogo are registered trademarks of Tessera, Inc. All other company,brand and product names may be trademarks or registered trademarks oftheir respective companies.

Safe Harbor Statement

This press release contains forward-looking statements, which aremade pursuant to the safe harbor provisions of the Private SecuritiesLitigation Reform Act of 1995. Forward-looking statements involverisks and uncertainties that could cause actual results to differsignificantly from those projected. Factors that might cause orcontribute to such differences include, but are not limited to,fluctuations in Tessera's operating results due to the timing of newlicense agreements and royalties, Tessera's ability to protect itsintellectual property and the risk of a decline in demand forsemiconductor products. You are cautioned not to place undue relianceon the forward-looking statements, which speak only as of the date ofthis release. Tessera's filings with the Securities and ExchangeCommission, including its Annual Report on Form 10-K for the yearended December 31, 2004, and its Quarterly Report on Form 10-Q filedfor the quarter ended September 30, 2005 include more informationabout factors that could affect the company's financial results.