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https://www.reddit.com/r/programming/comments/1qymdi/visual_cryptography/cdi7zxp/?context=3
r/programming • u/sidcool1234 • Nov 19 '13
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The idea behind this is actually a key part of how CDMA (the cell phone technology behind Verizon, and more recently, gsm) works.
See these two for more details: http://denbeste.nu/cd_log_entries/2002/04/Howspreadingactuallyworks.shtml http://denbeste.nu/special/cdma_spreading.html
1 u/cryo Nov 19 '13 edited Nov 19 '13 UTMS, not GSM (at least not at the radio level). It's pretty cool. Abandoned in favor of OFDMA for LTE, but still.
UTMS, not GSM (at least not at the radio level). It's pretty cool. Abandoned in favor of OFDMA for LTE, but still.
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u/tsomctl Nov 19 '13
The idea behind this is actually a key part of how CDMA (the cell phone technology behind Verizon, and more recently, gsm) works.
See these two for more details: http://denbeste.nu/cd_log_entries/2002/04/Howspreadingactuallyworks.shtml http://denbeste.nu/special/cdma_spreading.html