Sökning: "David Shannon"

Hittade 2 avhandlingar innehållade orden David Shannon.

1. 1. Swedish graffiti : a criminological perspective

   Författare :David Shannon; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Graffiti Sweden; Juvenile delinquency Sweden; Graffiti; Ungdomsbrottslighet; Sverige;

   Sammanfattning : .... LÄS MER

3. 2. Low-density parity-check codes : unequal error protection and reduction of clipping effects

   Författare :Sara Sandberg; David Declercq; Luleå tekniska universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Signalbehandling; Signal Processing;

   Sammanfattning : The invention of low-density parity-check (LDPC) codes made reliable communication possible at transmission rates very close to the theoretical limit predicted by Shannon. However, communication close to the Shannon limit requires very long codes and results in long delay and high encoder and decoder complexity. LÄS MER