Motorola inked a patent licensing deal with RIM last year, and this may be the pact that brought the company $228 million. Photo: Motorola Mobility

Motorola Mobility — the smartphone manufacturer recently snatched up by Google — has received a total of $228 million in cash and licensing fees from an unnamed company, and all signs point to Blackberry maker Research in Motion as the outfit in question.

In a recent SEC filing, Motorola noted that in June of 2010, it entered into a settlement and license agreement with a company that resolved all outstanding litigation between the two operations.

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