Questions tagged [patents]

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1answer
229 views

S3TC / DTXn patents

I just wrote a DTXn loader in my OpenGL engine to support .dds files (i.e. via glCompressedTexImage2D) and generally employ texture compression in GPU. I've also ...
3
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3answers
107 views

Is game localization by external files protected by a patent?

http://www.google.ch/patents/US7930167 This patent explains loading game languages from external files. I'm pretty sure that has already been implemented in many games. I'm not sure if they violate ...
1
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2answers
578 views

Copyright and patents on game design and names?

We all know that each game has elements from another game but when does one cross the line of copyright? I have a view particular questions about this since this "line" is very vague. While looking ...
1
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1answer
454 views

Is the “Match-3” mechanic unpatented?

Can I use a match-3 mechanic in my commercial game without being sued by some company holding the patent? I will add some extra features to the mechanic.
0
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1answer
301 views

Can I include PCM audio data in a commercial application?

For certain reasons, I need raw audio data in my application. I would convert certain sounds to a PCM format (at development time), and store & load these PCM files in my game. PCM stands for ...
9
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1answer
5k views

How do people get around the Carmack's Reverse patent?

Apparently, Creative has a patent on Carmack's Reverse, and they successfully forced Id to modify their techniques for the source drop, as well as to include EAX in Doom 3. But Carmack's Reverse is ...