%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%??Channel?Encoding
%%??Copyright?by?Zheng?Chen?Potevio?Institute?of?Technology
%%??Modification:
%%??Ver.1.0??2007-07-19
%%??Ver.1.1??2007-08-08??support?svc?lists
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%?function?Out?=?ChanEncode（In?Params）
%%?Parameter?Describtion:
%%?Input??:?
%%???In?????????:??dada?bits?for?encoding
%%???Params?????:??simulation?parameters
%%?Output?:?
%%???Out????????:??codeword
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
function?Out?=?ChanEncode（In?Params）

CodeType?=?Params.CodeType;
SO?=?Params.SimOptions;
bit_per_frame?=?SO.CodeK;??%?info?bits?????????????????????????????????????%720
Ri?=?SO.CodeR;?????????????????????????????????????????????????????????????%碼率0.3

%%?mapping?order?selection
mod_type?=?Params.ModulateMode;
mapp_type?=?Params.MappMode;

num_of_frame?=?SO.CodeC;???????????????????????????????????????????????????%frame?num

if?（?rem（?num_of_frame*numel（In）?bit_per_frame?）?）??????????????????????
????error（?‘data?length?needs?to?be?an?integer?multiple?of?the?info?length‘?）;
end
InfoBit?=?reshape（In?num_of_frame?bit_per_frame）;??????????????????????

for?index?=?1:num_of_frame
????%?turbo?code
????if?（CodeType?==?1）
????????CodeBit（index:）?=?TurboEncode（InfoBit（index:）?Params）;
????????
????%?ldpc?code
????elseif?（CodeType?==?2）
????????if?（mapp_type?==?1）
????????????CodeBit_C?=?LdpcEncode（?InfoBit（index:）?bit_per_frame?Ri?）;
????????????MappCode?=?LdpcReorder（CodeBit_C?bit_per_frame）;
????????????NumBit?=?length（MappCode）;
????????????MappIdx?=?MappIndex（NumBit?mod_type）;
????????????MappCode_P?=?MappCode;
????????????for?ii?=?1?:?NumBit
????????????????MappCode_C（ii）?=?MappCode_P（MappIdx（ii））;
????????????end
????????????CodeBit（index:）?=?MappCode_C;
????????else
????????????CodeBit（index:）?=?LdpcEncode（?InfoBit（index:）?bit_per_frame?Ri?）;
????????end
????
????%?convolutional?code
????elseif?（CodeType?==?3）
????????CodeBit（index:）?=?ConvolEncode（?InfoBit（index:）?CodeType?）;
????
????%?uncoded?case
????else
????????CodeBit（index:）?=?InfoBit（index:）;
????end

end

Ni?=?SO.CodeN;
[row?col]?=?size（CodeBit）;
nn?=?row?*?col;
CodeBit_p?=?reshape（CodeBit?1?nn）;
fill_bits?=?SO.FillRMBit;
if?（?fill_bits>0）
????Out?=?CodeBit_p（?1?:?Ni?）;
elseif?（fill_bits<0）
????Out?=?horzcat（CodeBit_p?zeros（1fill_bits））;
else
????Out?=?CodeBit_p;
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%?End?of?ChanEncode（）
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%??Turbo?Encoder
%%??Copyright?by?Zheng?Chen?Potevio?Institute?of?Technology
%%??Modification:
%%??Ver.1.0??2007-07-04
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????13636??2018-02-15?20:59??ChanEncode.m
?????目錄???????????0??2018-02-15?20:59??__MACOSX\
?????文件?????????671??2018-02-15?20:59??__MACOSX\._ChanEncode.m