632ab999   
   XPost: comp.dsp, sci.crypt, sci.electronics.design   
   From: spope33@speedymail.org   
      
   On Dec 20, 2:36 am, Eric Jacobsen  wrote:   
      
   > The point was really that even from an advanced FEC standpoint an input   
   > BER of 1 in 10 isn't practical to work with for the described   
   > application.   Yielding half the bandwidth to FEC overhead is actually   
   > practical, and using R = 1/2 coding over satellite channels is quite   
   > common.   Using something like an R = 1/6 capacity-approaching code to   
   > be able to handle such low input error rates is, I think, not practical.   
      
   Last I checked, such a channel is within the operating range of a rate   
   1/3 binary convolutional code...   
      
   Steve   
      
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