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Question:
(a) Spreading the spectrum for signal transmission helps alleviate the narrow band interference problem. What is narrow band interference? State and describe 2 different techniques that can be used to spread the spectrum.
(b) Describe the following terms in the Bluetooth architecture: (i) Piconet (ii) Master (iii) Slave (iv) Parked Devices (v) Standby Devices (vi) Scatternet
(c) IEEE802.11 supports two types of network architectures, describe these architectures with the support of diagrams detailing the network components.
(d) New types of computer based devices arise from:
(i) Specialisation (ii) Convergence (iii) Disaggregation and decentralization
Explain each of the term above and provide an example for each of these cases.
(e) A key component to the success of Ubiquitous computing is sustainability. What is meant by sustainability when associated with Ubiquitous Computing and what are the main sustainability concepts associated with Ubiquitous Computing?
Torsional Divergence Lets first try to explain and interpret torsional divergence for the aerofoil structural model physically. An additional figure describing the mechanical s
Mechanical Design (48650) – Spring Semester 2012 Optimisation Assignment – BUILDING A ROAD Teams of THREE to FIVE [3 to 5] – Worth 20% of the Semester Grade Due: Thursday 23rd Marc
.which type of financing is appropriate to each firm?
Safe Operating Range The SOR is the max distance between airfields which the aircraft can fly with full allowance for headwind, diversion, stacking. • Distance flown in climb
We now have some idea about what models are available to simulate the flow over an aerofoil, and also how to use the Hanley package to apply these methods. Keep referring to you
Static electricity in aircraft: As mentioned earlier, the effects of static electricity are of considerable importance in the design of aircraft and aircraft equipment. An air
Blanking involves cutting of the sheet metal along a closed outline in a single step to separate the piece from the surrounding stock. As shown in figure, the path that is cut out
Generally, there are three modes to describe different crack surface displacement in a cracked body. Mode I is opening or tensile mode where the crack surfaces move directly ap
Exhaust Jet Mixing: Figure shows that the noise from the exhaust jet is the main contributor to the total noise generated by a low by-pass ratio turbo-fan. For a turbo-jet the
External air tappings: Engines vary as to the number of external air tappings and their usage. The following notes are taken from the Pratt and Whitney JT9D but have been simp
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