Six New IP Providers Join Cadence OpenChoice; Expand IP Program to Enhance the Design Chain Ecosystem

ChipIdea, Fabbrix, GDA, Ingot, Intelliprop and IPextreme Become OpenChoice Members to Simplify the Process of IP Integration Into Customer Designs

SAN JOSE, CA -Nov 2, 2006 - Cadence Design Systems, Inc. (NASDAQ:CDNS - News), the leader in global electronic-design innovation, today announced that six companies have joined the growing list of Cadence OpenChoice IP Program members. ChipIdea; Fabbrix; GDA Technologies, Inc.; Ingot Systems, Inc.; Intelliprop Inc.; and IPextreme have joined the program that is designed to ease the process of integrating IP into customer designs.

Since the OpenChoice IP Program's inception in 2004, more than 35 quality IP providers have signed up to offer customers the latest technologies in both verification and design IP, optimized for Cadence flows. The addition of these new members expands the current portfolio with memory controllers, libraries and interface protocols including PCIExpress, USB, Flexray, and SATA.

"As a leader in USB IP core solutions, we are excited about joining the Cadence OpenChoice IP Program and look forward to working together on enhanced methodologies," said José Franca, CEO and chairman of ChipIdea. "We recognize the importance and value of close cooperation with the leading EDA vendor, Cadence, to provide a differentiated advantage for our mutual customers, enabling them to quickly get to market with quality products."

"GDA is pleased to join the OpenChoice IP Program," said Ravi Thammarukudy, vice president and general manager of the IC Business Unit at GDA Technologies. "We have validated and optimized our Gen1 and Gen2 PCI Express IP in Cadence design and verification solutions to accelerate our mutual customers' time to market."

"Partnering with the six new member companies is a great way to leverage the strengths of all the companies' technologies to bring real benefits to end customers," said Michael Horne, group director of IP & EDA Alliances, at Cadence. "Their joining the OpenChoice IP Program allows us to work closely with the new members to simplify the integration of leading IP solutions in our common customers' designs, as well as grow business opportunities."

About the OpenChoice IP Program:

The Cadence OpenChoice IP Program enables interoperability and facilitates collaboration with IP providers to build, validate, and deliver accurate models optimized for Cadence design and verification solutions. The program ensures IP quality and provides the semiconductor industry with access to optimized IP through a complete IP catalog. This optimizes the electronics design chain and accelerates customer time to market.

About Cadence:

Cadence enables global electronic-design innovation and plays an essential role in the creation of today's integrated circuits and electronics. Customers use Cadence software and hardware, methodologies, and services to design and verify advanced semiconductors, consumer electronics, networking and telecommunications equipment, and computer systems. Cadence reported 2005 revenues of approximately $1.3 billion, and has approximately 5,200 employees. The company is headquartered in San Jose, Calif., with sales offices, design centers, and research facilities around the world to serve the global electronics industry. More information about the company, its products, and services is available at www.cadence.com.