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VC watch: Matrix Semi secures $52 million

The chip company's new investors include Seagate Technology...Silicon Optix gets $27 million... AudioAudit raises $15 million.

Which companies will be the trendsetters of the future? The following list is the latest news from start-ups here and abroad that have received venture funding.

Has your company just completed a round of financing or received other venture capital support? E-mail the editors at CNET News.com.

Recent Deals

• Matrix Semiconductor, which specializes in uniquely designed, "3D" data-storage chips, has secured $52 million more in funding, although the company's first products have been delayed. The latest round of investment brings the total invested into the Santa Clara, Calif.-based start-up to $147 million. New investors include TeleSoft Partners, Benchmark Capital Europe, Integral Capital Partners and Seagate Technology. Earlier this year, Japanese game manufacturer Nintendo invested $15 million in the company.

• Chip supplier Silicon Optix on Tuesday said it closed a $27 million second round of funding, co-led by Canaan Partners and Polaris Venture Partners. Previous investors Origin Partners and RBC Partners also participated. The San Jose, Calif.-based semiconductor company has raised a total of $35.6 million.

• AudioAudit announced Wednesday that it raised a $15 million first round of funding. Investors include General Catalyst Partners, Polaris Venture Partners and Ridgewood Capital. Paramus, N.J.-based AudioAudit develops software to offer verification services to the advertising, broadcast and cable industries. The technology verifies that a scheduled advertisement has been broadcast to the right market on time.

• Brickstream has raised a $6.2 million first round of funding, co-led by Columbia Capital and Mohr Davidow Ventures, it announced Wednesday. Fairfax, Va.-based Brickstream develops analytical customer relationship management software. The software is designed to help brick-and-mortar companies continuously retrieve and analyze information about customer interactions, which can be used to plan business operations.

• Closedloop Solutions announced Thursday that it closed a $5 million third round of funding. Previous investors Draper Fisher Jurvetson and Sutter Hill Ventures contributed to the round. The Redwood City, Calif.-based company has raised a total of $25 million. Closedloop Solutions develops financial software for corporations.

• Oculan raised $5 million in a second round of funding from affiliates of Soros Private Equity Partners, the company announced Tuesday. The Raleigh, N.C.-based company has raised a total of $10 million. Oculan develops appliances designed to help small and midsize companies manage and detect intrusion on their networks.