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L1 Introduction (DSP-digital signal processing (typical DSP algorithms…
L1 Introduction
DSP-digital signal processing
why use DSP processors?
DSP vs GPP (general purpose processor)
typical DSP algorithms
key element: SOP (sum of products)
擅长优化加法乘法运算
DSP is a series of trigonometric and arithmetic operations
Parameters to consider when choosing a DSP processor
Programmable VS ASIC DSP
ASIC: application specific integrated circuits
一种为专门目的而设计的集成电路
目前，在集成电路界ASIC被认为是一种为专门目的而设计的集成电路。是指应特定用户要求和特定电子系统的需要而设计、制造的集成电路。ASIC的特点是面向特定用户的需求，ASIC在批量生产时与通用集成电路相比具有体积更小、功耗更低、可靠性提高、性能提高、保密性增强、成本降低等优点。
advantages & disadvantages
round-off error: 为某一数值近似计算值与其真实值的差值
floating vs fixed point processors
fundamental concepts in DSP
sampling
quantisation
analogue signal processing VS digital signal processing
limitations of analogue signal processing
digital signal processsing
why go digital?
why not go digital?
real-time processing