[DTVCC Layers] SDI or 8VSB [Comments] link format demodulated from transmission [OSI Layers] 
Physical
A p p l i c a t i o n
P r e s e n t a t i o n
S e s s i o n
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T r a n s p o r t
N e t w o r k
L i n k
P h y s i c a l