diff --git a/README.html b/README.html index 13be343..db8d14c 100644 --- a/README.html +++ b/README.html @@ -140,27 +140,6 @@

Idiot's guide to ELEC4402 communication systems

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This unit allows you to bring infinite physical notes (except books borrowed from the UWA library) to all tests and the final exam. You can't rely on what material they provide in the test/exam, it is very minimal to say the least. Hope this helps.

@@ -168,7 +147,7 @@

Download PDF 📄

It is recommended to refer to use the PDF copy instead of whatever GitHub renders.

License and information

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Notes are open-source and licensed under the GNU GPL-3.0. You must include the full-text of the license and follow its terms when using these notes or any diagrams in derivative works (but not when printing as notes)

+

Notes are open-source and licensed under the GNU GPL-3.0. You must include the full-text of the license and follow its terms when using these notes or any diagrams in derivative works (but not when printing as notes)

Copyright (C) 2024 Peter Tanner

GPL copyright information @@ -730,8 +709,8 @@ Use these formulas in particular:

Nyquist criterion for zero-ISI

Do not transmit more than 2B2B samples per second over a channel of BB bandwidth.

By Bob K - Own work, CC0, https://commons.wikimedia.org/w/index.php?curid=94674142

- - +

Insert here figure 8.3 from M F Mesiya - Contemporary Communication Systems (Add image to images/sampling.png)

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Cannot add directly due to copyright!

sampling

sampling

Quantizer

@@ -750,8 +729,8 @@ Use these formulas in particular:

\end{align*}

- - +

Insert here figure 8.17 from M F Mesiya - Contemporary Communication Systems (Add image to images/quantizer.png)

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Cannot add directly due to copyright!

quantizer

quantizer

Line codes

@@ -1087,15 +1066,15 @@ tBitstream[{1, 1, -1, -1, -1, -1, 1, 1, -1, -1}, 1, "Q(t)"] bnb_n -QPSK bits +QPSK bits I(t)I(t) (Odd, 1st bits) -QPSK bits +QPSK bits Q(t)Q(t) (Even, 2nd bits) -QPSK bits +QPSK bits @@ -2492,6 +2471,27 @@ M347 1759 V0 H263 V1759 v0 v1759 h84z"/> diff --git a/README.md b/README.md index 4fceeae..7bcf59e 100644 --- a/README.md +++ b/README.md @@ -1,27 +1,5 @@ # Idiot's guide to ELEC4402 communication systems - -
@@ -36,7 +14,7 @@ It is recommended to refer to use [the PDF copy](https://raw.githubusercontent.c ### License and information -Notes are open-source and licensed under the GNU GPL-3.0. **You must include the [full-text of the license](/COPYING.txt) and follow its terms when using these notes or any diagrams in derivative works** (but not when printing as notes) +Notes are open-source and licensed under the GNU GPL-3.0. **You must include the [full-text of the license](COPYING.txt) and follow its terms when using these notes or any diagrams in derivative works** (but not when printing as notes) Copyright (C) 2024 Peter Tanner @@ -784,11 +762,11 @@ tBitstream[{1, 1, -1, -1, -1, -1, 1, 1, -1, -1}, 1, "Q(t)"] Remember that $T=2T_b$ -| | | -| ----------------------- | ----------------------------------- | -| $b_n$ | ![QPSK bits](/images/qpsk-bits.svg) | -| $I(t)$ (Odd, 1st bits) | ![QPSK bits](/images/qpsk-it.svg) | -| $Q(t)$ (Even, 2nd bits) | ![QPSK bits](/images/qpsk-qt.svg) | +| | | +| ----------------------- | ---------------------------------- | +| $b_n$ | ![QPSK bits](images/qpsk-bits.svg) | +| $I(t)$ (Odd, 1st bits) | ![QPSK bits](images/qpsk-it.svg) | +| $Q(t)$ (Even, 2nd bits) | ![QPSK bits](images/qpsk-qt.svg) |
@@ -1407,3 +1385,25 @@ Set $x_1,x_2$ as information bits. Express $x_3,x_4,x_5$ in terms of $x_1,x_2$. - Transfer function in complex envelope form $\tilde{h}(t)$ should be divided by two. - Convolutions: do not forget width when using graphical method - todo: add more items to check + + diff --git a/README.pdf b/README.pdf index af115cc..8a97b3c 100644 Binary files a/README.pdf and b/README.pdf differ