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  Differential Binary Phase Shift Keying

With this method, a '0' is denoted by a change in phase between signal elements (one or more wavelengths). A '1' is indicated by no change in phase. An example illustration follows:

Differential BPSK Example

I decoded the picture according to these rules and came up with the following result:

0 0 0 0 1 1 0 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 1 0 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 1 0 0 0 1 0 1 0 1 0 0 0 1 1 1 0 0 1 1 1 1 1 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 0 0 0 0 1 1 0 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 1 0 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 1 0 0 0 1 0 1 0 1 0 0 0 1 1 1 0 0 1 0 0 1 0 0 1 1 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 1 0 1 0 0 1 1 0 1 1 0 1 0 0 0 1 1 0 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 0 0 0 0 0 1 1 0 0 1 1 1 0 0 1 0 0 1 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1 0 1 0 0 1 0 0 0 0 0 1 0 0 0 1 1 1 0 0 1 0 1 0 1 0 0 1 1 1 0 0 0 1 0 0 0 0 0 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 0 1 0 1 0 0 1 0 0 1 1 1 0 0 1 0 0 1 1 0 1 0 0 0 0 1 0 0 1 1 0 0 1 1 1 0 0 0 1 1 1 0 1 0 0 1 0 0 0 1 1 1 0 0 1 0 1 0 1 0 1 0 0 0 0 0 1 0 0 1 0 0 1 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 1 0 0 1 0 0 1 1 0 1 0 1 1 0 1 0 0 1 1 1 1 1 1 0 1 0 0 1 1 0 1 1 0 0 1 0 1 0 1 0 1 1 1 1 0 1 0 1 0 1 0 0 1 0 1 1 1 0 1 0 0 1 0 0 0 0 0 1 0 0 0 1 1 1 0 0 1 1 0 1 0 0 1 1 0 1 0 0 1 1 1 1 0 0 1 0 1 0 1 1 1 1 1 0 0 1 0 1 1 0 1 1 1 1 0 0 1 0 1 1 0 1 0 1 0 0 1 1 0 1 1 0 0 0 0 1 0 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 0 1 0 1 0 0 1 1 1 0 0 0 0 0 0 0 1 1 0 0 1 1 0 1 0 0 0 1 1 1 0 0 1 0 1 0 1 0 1 0 0 0 0 0 1 0 0 1 0 0 1 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 1 0 1 0 0 0 0 0 1 0 1 0 0 1 1 0 1 1 0 1 0 0 1 0 0 1 1 0 1 0 1 0 0 1 0 1 0 0 1 1 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 1 0 0 1 0 0 1 1 1 0 1 0 0 1 1 0 1 1 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 1 0 1 0 1 0 1 0 1 1 0 0 0 1 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1 1 0 1 0 1 0 0 1 0 0 1 1 0 0 1 0 0 1 1 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 1 1 1 1 0 0 1 1 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1 1 0 1 0 0 0 0 0 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 1 0 0 1 0 0 1 0 1 0 1 0 0 0 1 0 0 1 1 0 0 1 0 1 0 0 0 1 1 1 0 0 1 0 1 0 1 0 0 1 0 0 1 1 1 0 0 1 0 0 1 1 0 1 0 0 0 0 1 0 1 0 0 1 0 1 1 1 0 1 0 0 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 1 1 0 0 0 0 1 1 0 0 1 0 1 0 0 1 1 0 1 1 0 1 0 0 1 1 0 0 1 1 1 1 1 0 0 1 0 1 0 0 1 1 0 1 1 0 0 0 1 1 0 1 0 1 1 0 0 1 0 0 1 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 1 0 0 1 0 0 1 1 1 0 1 0 0 1 1 0 1 1 0 1 0 0 1 0 0 1 1 0 1 0 1 0 0 1 0 1 0 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 0 1 0 0 1 1 0 1 1 0 0 1 0 1 0 0 1 0 0 1 1 0 0 0 1 0 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 1 0 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 1 0 1 0 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 0 0 1 1 1 1 1 1 0 0 0 0 1 1 0 0 0 0 1 0 1 0 0 1 1 0 1 1 0 1 1 0 0 0 1 1 0 1 0 1 1 0 1 0 0 1 1 0 1 1 0 0 0 0 0 1 0 1 1 0 1 0 1 0 1 1 0 0 1 0 0 1 1 1 0 1 0 0 1 1 0 1 1 0 0 0 0 1 0 1 0 1 0 1 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 1 0 1 0 0 0 0 0 0 1 0 0 0 1 1 1 0 0 1 0 0 0 1 1 1 1 1 1 1 1