'Pulse code' diaporamas de présentation

Physical Layer (Part 2) Data Encoding Techniques

Computer Networks Spring 20 13. Physical Layer (Part 2) Data Encoding Techniques. Interpreting Signals. DCC 9 th Ed. Stallings. Data Encoding Techniques. Digital Data, Analog Signals [ modem ] Digital Data, Digital Signals [ wired LAN ] Analog Data, Digital Signals [ codec ]

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Digital image processing Chapter 11. Image compression

Digital image processing Chapter 11. Image compression. 11. IMAGE COMPRESSION 11.1. Introduction 11.2. Pixel level coding PCM coding Entropic coding RL coding Arithmetic coding 11.3. Predictive coding techniques Principles of the predictive coding Delta modulation 1-D DPCM

798 views • 37 slides

CS3502, Data and Computer Networks: the physical layer-1

370 views • 23 slides

Data Compression (2)

Data Compression (2). Hai Tao. Pulse code modulation . The process of digitizing audio signal is called pulse code modulation Sampling the analog waveform at a minimum rate Each sample is quantized using a fixed number of bits To reduce the amount of data, we can

419 views • 11 slides

Data Compression (2)

Data Compression (2). Hai Tao. Pulse code modulation . The process of digitizing audio signal is called pulse code modulation Sampling the analog waveform at a minimum rate Each sample is quantized using a fixed number of bits To reduce the amount of data, we can

315 views • 11 slides

Ch. 8: Data Communications Fundamentals

Ch. 8: Data Communications Fundamentals. Outline. Representation Timing Encoding Data Flow Connecting Devices. Digital Encoding of Analog Data. Primarily used in retransmission devices Uses pulse-code modulation (PCM) Sample analog signal

110 views • 10 slides