From 7d5e4ae12205deca50d4829b2ef71b7cd1fd12e1 Mon Sep 17 00:00:00 2001 From: Peter Tanner Date: Tue, 29 Oct 2024 06:09:15 +0800 Subject: [PATCH] make pdf link more obvious --- README.md | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index dadcc4d..580cb16 100644 --- a/README.md +++ b/README.md @@ -1,5 +1,9 @@ # Idiot's guide to ELEC4402 communication systems +## [Download PDF 📄](/README.pdf) + +It is recommended to refer to use [the PDF copy](/README.pdf) instead of whatever GitHub renders. + ## 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) @@ -25,8 +29,6 @@ along with this program. If not, see . -[Access a PDF render of the notes (**It is recommended to refer to this instead of the GitHub rendered page!**)](/README.pdf) - I accept pull requests or suggestions but the content must not be copyrighted under a non-GPL compatible license. ## Fourier transform identities @@ -514,7 +516,7 @@ Distance is $d=\sqrt{2E_b}$ #### Symbol mapping ```math -b_n:\{1,0\}\to a_n:\{1,\color{lime}-1\color{white}\} +b_n:\{1,0\}\to a_n:\{1,\color{green}-1\color{white}\} ``` #### 2 possible waveforms @@ -779,7 +781,7 @@ To solve this type of question: | Linear modulation ($M$-PSK, $M$-QAM) | NRZ unipolar encoding | | --------------------------------------------------- | -------------------------------------------------- | -| $W=B_\text{\color{lime}abs-abs}$ | $W=B_\text{\color{lime}abs}$ | +| $W=B_\text{\color{green}abs-abs}$ | $W=B_\text{\color{green}abs}$ | | $W=B_\text{abs-abs}=\frac{1+\alpha}{T}=(1+\alpha)D$ | $W=B_\text{abs}=\frac{1+\alpha}{2T}=(1+\alpha)D/2$ | | $D=\frac{W\text{ symbol/s}}{1+\alpha}$ | $D=\frac{2W\text{ symbol/s}}{1+\alpha}$ |