initial commit / add all books

4 files changed, 46 insertions, 0 deletions

diff --git a/2414/CH10/EX10.1/Ex10_1.sce b/2414/CH10/EX10.1/Ex10_1.sce
new file mode 100755
index 000000000..ffb51af26
--- /dev/null
+++ b/2414/CH10/EX10.1/Ex10_1.sce
@@ -0,0 +1,12 @@
+clc;

+close();

+clear();

+//page no 350

+//prob no. 10.1

+B=4;   //kHz

+C=2*B;

+mprintf('(a) C=%ikbits/s\n',C);

+C=2*B*log2(4);

+mprintf(' (b) for 4-level encoding ,C=%ikbits/s\n',C);

+C=2*B*log2(128);

+mprintf(' (c) for 128-level encoding ,C=%ikbits/s',C);

diff --git a/2414/CH10/EX10.2/Ex10_2.sce b/2414/CH10/EX10.2/Ex10_2.sce
new file mode 100755
index 000000000..5ac43f846
--- /dev/null
+++ b/2414/CH10/EX10.2/Ex10_2.sce
@@ -0,0 +1,13 @@
+clc;

+close();

+clear();

+//page no 351

+//prob no. 10.2

+B=4;   //kHz

+SNdb=[20 30 40];   //S/N in db

+SN=10 .^(SNdb./10);  //absolute S/N

+

+C=B .*log2(1+SN);

+mprintf(' S/N(db)  C(kbits/s)\n');

+out=[SNdb' C'];

+disp(out);

diff --git a/2414/CH10/EX10.5/Ex10_5.sce b/2414/CH10/EX10.5/Ex10_5.sce
new file mode 100755
index 000000000..5bd448419
--- /dev/null
+++ b/2414/CH10/EX10.5/Ex10_5.sce
@@ -0,0 +1,13 @@
+clc;

+close();

+clear();

+//page no 352

+//prob no. 10.5

+B=20;   //kHz

+C=160;  //kb/s

+M=2^(C/B/2);

+mprintf('(a) Number of encoding levels ,M= %i\n',M);

+SN=2^(C/B)-1;

+SNdb=10*log10(SN)   //S/N in db

+

+mprintf(' (b) S/N= %i  S/N(db)=%.2f dB',SN,SNdb);

diff --git a/2414/CH10/EX10.6/Ex10_6.sce b/2414/CH10/EX10.6/Ex10_6.sce
new file mode 100755
index 000000000..5189dc05b
--- /dev/null
+++ b/2414/CH10/EX10.6/Ex10_6.sce
@@ -0,0 +1,8 @@
+clc;

+close();

+clear();

+//page no 356

+//prob no. 10.6

+R=1;  //Mb/s

+Bt=R/2;   //MHz

+mprintf('Bt= %i kHz',Bt*10^3);