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# cs431 extended day

 Assignment No.  1 Semester: Spring 2017 CS431 – Wireless Communication Instructions Please read the following instructions carefully before submitting assignment: It should be clear that your assignment will not get any credit if:   o        Assignment is submitted after due date. o        Submitted assignment does not open or file is corrupt. o        Assignment is copied (From internet/ to from students).   Software (s) Used to develop Assignment -          MS Word   Assignment Submission Instructions MS-Word file is required to submit on LMS. Assignment Question: [Marks = 5 + 5 + 5 + 5 = 20]   XYZ communication private Ltd is going to establish their new office in Lahore, where they have to start their communication and data services business.   At initial level, engineers are calculating that they have to establish a point to point channel with their all clients to provide them unstoppable data services. Engineers decided to restrict Channel bandwidth up to 2.4 GHz. Signal strength is 96 db with power ratio 38*108. While noise in channel is measured as 50db.   By considering the scenario above, answer the following questions;   A – What would be the channel capacity if we consider channel as Noise Free B – What would be the channel capacity if we consider channel as Noisy C – What would be the signal quality if noise is decreased by 25% D – If company decreased Channel Bandwidth to 1.7 GHz, what would be channel capacity? (Consider part C and channel as noisy)   Note: Write all steps / formulas to obtain results in Question. Direct answers without showing procedures are resulted in zero marks rather your answers are right.

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