Licensees are free to create derivative works of open source software and are free to distribute those works without paymentof royalties to a licensor.
被许可方可以自由地创建开放源码软件的派生作品，并可以自由发布这些作品，无需向许可方支付版税。
2
Michael: H.264 is free to distribute video but encoding and transcoding is not free; that still requires the paymentof licensing fees.
Michael： h . 264对于发布视频来说是免费的，但编码与转换却是收费的；在这种情况下我们仍然需要支付专利费。
3
Payment under their contracts is based on other criteria, such as the free flow of traffic or the percentage of uncontested fines.