SAN JOSE -- Cadence Design Systems reported second-quarter revenue of $391 million, up 9% from 2006. For the quarter, the company's net income was $60 million, up 100% over last year. The company guided for third-quarter revenue of $395 million to $405 million. For the year, Cadence expects total revenue of $1.59 billion to $1.64 billion.

Operating margins improved during the quarter, company mamagement said in a statement.