MINOR FRAME LENGTH “N” WORDS OR “B” BITS
MAX LENGTH
CLASS I - 8 192 BITS OR 1024 WORDS
CLASS II - 16 384 BITS
- BY DEFINITION A MAJOR FRAME CONTAINS N*Z WORDS OR B*Z BITS
“Z” = THE NUMBER OF WORDS IN LONGEST SUBFRAME. (MAX. 256)
“N” = THE NUMBER OF WORDS IN MINOR FRAME.
“B” = THE NUMBER OF BITS IN MINOR FRAME.
- MINOR FRAME SYNC IS CONSIDERED ONE WORD, REGARDLESS OF LENGTH
- “W” IS WORD POSITION IN THE MINOR FRAME
- “S” IS WORD POSITION IN THE SUBFRAME
Figure 4-2. PCM frame structure.
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