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Vinay • 28.75K Points
Instructor II

Q. In soft decision approach what does -127 mean?

  • (A) certainly one
  • (B) certainly zero
  • (C) very likely zero
  • (D) very likely one
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Explanation by: Vinay
the decoder front end produces an integer for each bit in the data stream. this integer is the measure of how likely it is that the bit 0 or 1 and is called as soft bit. it ranges from -127 to 127. here -127 represents certainly zero.

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