US Patent 11235235 Synchronization and offset of VSYNC between gaming devices

A method is disclosed including setting, at a plurality of devices, a plurality of VSYNC signals to a plurality of VSYNC frequencies, wherein a corresponding device VSYNC signal of a corresponding device is set to a corresponding device VSYNC frequency. The method including sending a plurality of signals between the plurality of devices, which are analyzed and used to adjust the relative timing between corresponding device VSYNC signals of at least two devices.