LaTeX - Biblatex
Biblatex is a new LaTeX package for bibliography management taking biber as backend, and more powerful than bibtex. For TeXLive users, biblatex is out-of-box. LaTeX … \usepackage[backend=biber, …
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Emacs - RefTeX
RefTeX is a Emacs package dedicated for label, reference, citation, and index related operations in \LaTeX. What is exciting, RefTeX has been integrated into Emacs since version 20.2. RefTeX is easy …
Cramer-Rao Bound
In parameter estimation, the performance of an estimator is usually evaluated in the respects of unbiasedness, efficiency, and consistency. Take the estimation of parameter $\alpha$ for instance, For …
Kalman Filter
Without loss of generality, the probability density function (pdf) of Gaussian distribution can be denoted by function \begin{align*} N(x, \mu, \sigma) = \frac{1}{\sqrt{2\pi}\sigma} …
Matplotlib
Background Matplotlib is a popular python package for figure plot and data visualization. Installation pip install matplotlib Submodules Matplotlib comes with a series of submodules, e.g., …
C++ - Basic
本文是阅读 Professional C++, third edition 中文版1的读书笔记. 预处理指令 预处理指令以 # 字符开始. 如 #pragma once 可以防止文件被包含多次. 头文件最常见的用途是声明在其他地方定义的函数. 宏是C遗留下来的, 类似于内联函数, 但不执行类型检测, 在调用宏时, 预处理器会自动用扩展式替换, 并不会真正地应用函数调用语义, 这一行为可能导致无法 …
NR - Cell Search
Synchronization signals In NR, synchronization signals consist of primary synchronization signal (PSS) and secondary synchronization signal (SSS). Together with physical broadcast channel (PBCH), PSS …
NR - Demodulation Reference Signal (DMRS)
Conceptions Just as its name indicates, demodulation reference signal (DMRS) is the reference signal dedicated for demodulation. Different from LTE system, the DMRS in NR system is comprised of a …
NR - Downlink Codebook
In NR release 15, there are roughly two types of codebooks for spatial-domain CSI acquisition, termed type I and type II, respectively. The former is comprised of a finite set of vectors or matrices, …
Channel State Information Reference Signal (CSI-RS)
Introduction In NR system, channel state information reference signal (CSI-RS) plays a variety of roles, including CSI measurement Beam management Tracking Mobility management Rate match Generally, …