Objectives Upon completing this chapter‚ you should be able to: • Define the following terms; transmission lines‚ circuits‚ trunks‚ virtucal circuits‚ bandwidth‚ analog transmission‚ digital transmission‚ internet governance. • Differentiate between; line and trunks‚ PVC and SVC‚ Narrowband‚ wideband and broadband‚ analog and digital transmission‚ codecs and modems and various standards organization bodies. Describe the various circuit types. Describe the allocation of spectrum for use in communication Name
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ardiunoSTEP back • Review of STEP Arduino Facts • Microcontroller ATmega328 • Digital I/O Pins 14 (of which 6 provide PWM output) • Analog Input Pins 6 bootloader • Flash Memory 32 KB (ATmega328) of which 0.5 KB used by • SRAM 2 KB (ATmega328) • EEPROM 1 KB (ATmega328) • Clock Speed 16 MHz What is a microcontroller? a) A small microprocessor b) A microprocessor with built in memory and other components in the same chip c) A full computer system on a chip with limited capabilities
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Ltd. is a global leader in semiconductor‚ telecommunication‚ digital media and digital convergence technologies with 2008 consolidated sales of US$96 billion. Employing approximately 164‚600 people in 179 offices across 61 countries‚ the company consists of two business units: Digital Media & Communications and Device Solutions. Recognized as one of the fastest growing global brands‚ Samsung Electronics is a leading producer of digital TVs‚ memory chips‚ mobile phones and TFT-LCDs. For more information
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right direction and observe all the necessary information. The generation‚ in which the person in born‚ also influences the decision of reading a paper based book or an e-book. According to Kakırman Yıldız (2012); three generations describe the digital process;
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Questions | Answers | What were the major developments in the evolution of mass media during the 20th century? | During the 20th century there were major developments in the evolution of mass media including the print‚ electronic‚ and digital eras. For example‚ with the emergence of print came machines that were capable of mass production which then lowered the cost of books. With the production of books came the production of many other goods which in turn led to the beginning of the
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Indicate some significant differences between broadcast radio and microwave. 7.What is the difference between diffraction and scattering? 8.List and briefly define important factors that can be used in evaluating or comparing the various digitial-to-digital encoding techniques. 9.What function doeas a modem perform? 10.What is QAM? Differentiate between guided media and unguided media Guide media is that where we use any path for communication like cables (coaxial‚ fiber optic‚ twisted pair) etc
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Digital modulation differents kind and aplications form them. Digital Modulation Techniques The techniques used to modulate digital information so that it can be transmitted via microwave‚ satellite or down a cable pair are different to that of analogue transmission. The data transmitted via satellite or microwave is transmitted as an analogue signal. The techniques used to transmit analogue signals are used to transmit digital signals
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Unique‚ tech-advanced products: semiconductors‚ telecommunications‚ digital media‚ digital appliances Product Innovation  Created world’s first and award-winning pillar products because of its team of capable designers and engineers and potent investment in Research and Development.  Because of its diverse products and innovative digital technologies‚ SEC was well-poised to be a leader in the emerging field of Digital Convergence. These are
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Short Questions: Differentiate between guided media and unguided media. Differentiate between an analog and a digital electromagnetic signal. What are three important characteristics of a periodic signal. What is the relationship between the wavelength and frequency of a sine wave. Define fundamental frequency. What is the relationship between a signal’s spectrum and its bandwidth. What is attenuation? Define channel capacity. What key factors affect channel capacity? Problems:
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The Future of Print Media After the proud reign of almost 560 years‚ print media is now facing its greatest challenge against modern technology for survival. Electronic media has lived for almost 50 years and now it seems confident enough to take over. But surely it has still a long way to go before it surpasses its predecessor. By print media we mostly understand newspapers‚ magazines‚ hard copies of books and written or printed documents. On the other hand electronic media provides information
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