Data Transmission Ppt

Data Transmission Ppt. PDF fileAnalog and Digital Data Transmission 6 Data Entities that convey meaning or information (data ≠ info) Signals Electric or electromagnetic representations of data Signaling Physical propagation of the signal along a medium Transmission Communication of data by propagation and processing of signals 4 Analog and Digital Data 7 Analog Continuous values within some interval eg.

PDF fileKey Data Transmission Terms 12 Presentation B 23 • Channel capacity the maximum rate (in bits per second) at which data can be transmitted over given communication path or channel under given conditions • The following four concepts are related to one another – Data rate the rate at which data can be communicated in bits per second – Bandwidth (of a.

Chapter 4 Digital Transmission PPT, Data Communication

PDF fileData Transmission 1 11 INTRODUCTION This book is concerned with the transmission of information by electrical means using digital communication techniques Information may be transmitted from one point to another using either digital or analog communication systems In a digital communication system the information is processed so that it can be represented by a.

PPT – BASEBAND DATA TRANSMISSION PowerPoint …

In data communication • Transmission media is a pathway that carries the information from sender to receiver • We use different types of cables or waves to transmit data • Data is transmitted normally through electrical or electromagnetic signals 5 6.

DATA TRANSMISSION Powerpoint Templates Free PPT Theme

PDF file• application transmission of digital data over telephone wire (modem) Types of DigitaltoAnalog Modulation Modulation of Digital Data ASK 5 ASK – strength of carrier signal is varied to represent binary 1 or 0 • both frequency & phase remain constant while amplitude changes • commonly one of the amplitudes is zero • demodulation only the presence or absence of a.