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Black Sand Buys Patent Portfolio

Austin-based Black Sand Technologies, a developer of power amplifiers for the wireless industry, announced today that it has acquired a patent portfolio from Silicon Laboratories. The firm said the patent portfolio is related to CMOS power amplifiers. The company explained that under the terms of the transaction, it has received both issued and pending patents from Silicon Laboratories, as well as U.S. and international patents. Financial terms of the deal were not disclosed.