Feb 1, 2019
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Sony Patents Possible PS5 Backward Compatibility Method Invented by Mark Cerny

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The house of PlayStation, Sony Interactive Entertainment, registered a patent with the Japan Patent Office which seems to have “PS5” written all over it.

The patent describes a method that allows a device to check whether an application is a legacy application (IE: designed for an older device) or not.

If it isn’t, it returns its own correct CPU ID, if it is indeed a legacy application, it returns a spoofed CPU ID basically allowing the processor to impersonate the one used in the older device for backward compatibility purposes.

While there is no way to be sure that this will be used on the PS5, how whatever Sony’s next-generation console will be called, the inventor of this method is Mark Cerny, who is well known as the lead architect behind the PS4.

Of course, we don’t have a…


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