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CS431 Assignment 1 Solution and Discussion

Re: CS431 Assignment 1 Solution and Discussion Assignment No. 01 Semester: Spring 2020 Wireless Communications – CS431 Total Marks: 10 Due Date: 30-05-2020 Assignment Objective: • To enhance the student knowledge about the application and usage of different types of transmission medium along with different frequency ranges. Uploading instructions: • Your assignment must be in .doc or .docx format (Any other formats like scan images, pdf, bmp, etc will not be accepted). • Save your assignment with your ID (e.g. bc020200786.doc). • No assignment will be accepted through email. Rules for Marking: It should be clear that your assignment will not get any credit if: • The assignment is submitted after due date. • The submitted assignment does not open or file is corrupted. • Your assignment is copied from internet, handouts or from any other student • Assignment is covered from lectures 01 to 03. For any query about the assignment, contact at cs431@vu.edu.pk Assignment Questions Question No.1 (5 Marks) Mr. Ahmad is a telecom engineer and he is going to establish a CCTV system for his “ABC organization”. He will install towers at some specific distances to monitor the movement of the people around the “ABC organization”. Keeping in view the above scenario, answer the following questions with solid reasons: (a) Which type of microwaves will be required for transmission? (b) Which type of transmission medium will be used in this scenario? Question No. 2 (5 Marks) Consider a channel with a bandwidth of 20 kHz transmitting a signal with two signal levels. You are required to calculate the maximum data bit-rate of a noiseless channel? Mention all necessary formula/calculation steps. Best of Luck

CS431 - Wireless Communication

CS431 Assignment 3 Solution and Discussion

Assignment No. 03 Semester: Fall 2019 Wireless Communications – CS431 Total Marks: 15 Due Date: Jan 20, 2020 Assignment Objectives: The objective of the assignment is the enhance the capabilities of students about: • Wireless application protocol in a cellular network in the wireless communication. • How to creat IP tunnel from home network to foreign network in wireless communication. Uploading instructions: • Your assignment must be in .doc/.docx format (Any other formats like scan images, PDF, bmp, etc will not be accepted). • Save your assignment with your ID (e.g. bc020200786.doc). • No assignment will be accepted through email. Rules for Marking: • The assignment is submitted after due date. • The submitted assignment does not open or file is corrupted. • Your assignment is copied from internet, handouts or from any other student (Strict disciplinary action will be taken in this case). For any query about the assignment, contact at cs431@vu.edu.pk Assignment Question#1 (10 Marks) A node with IP address 194.122.122.17 wants to send data packets to a mobile node having IP address 194.100.100.25 with home address 194.100.100.15. Mobile node moved to a foreign network having foreign agent with IP 194.133.133.20. In foreign network, the mobile node is registered at the foreign agent and an IP tunnel is created from home network to foreign network. You are required to show the outer header and inner header of the IP tunnel with source and destination addresses of each header. Question#2 (3 + 2 = 5 Marks) a) To deploy mobile IP, some of the entities are important to include without whome the mobile IP can not be deployed. You are required to write the name of those major entities. b) In satellite based wireless network, which protocol in WAP stack is responsible for maintaining the sessions? Best of Luck

CS431 - Wireless Communication

CS431 Assignment 2 Solution and Discussion

Assignment No. 02 Semester: Fall 2019 Wireless Communications – CS431 Total Marks: 20 Due Date: Nov 29, 2019 Assignment Objectives: The objective of the assignment is the enhance the capabilities of students about: • To understand about the transponder method for multiple access feasibility and various techniques used in multiple access. • To understand about the network services used in WAN wireless communication network expanded globally. Uploading instructions: • Your assignment must be in .doc/.docx format (Any other formats like scan images, PDF, bmp, etc will not be accepted). • Save your assignment with your ID (e.g. bc020200786.doc). • No assignment will be accepted through email. Rules for Marking: • The assignment is submitted after due date. • The submitted assignment does not open or file is corrupted. • Your assignment is copied from internet, handouts or from any other student (Strict disciplinary action will be taken in this case). For any query about the assignment, contact at cs431@vu.edu.pk Assignment Question#1 (15 Marks) An organization is going to install a system to provide a satellite communication and wants to make it feasible for different type of communication traffic (multiple access). There are different schemes available to accomplish this purpose. Being a network adviser, you are required to suggest atleast two most appropriate schemes that the organization should follow. Also explain their 2 benefits and 2 drawbacks? Question#2 (5 Marks) A cellular communication network is operating globally. You are required to identify which type of communication service network is providing? Explain with a simple example. Best of Luck

CS431 - Wireless Communication

CS431 Assignment 1 Solution and Discussion

Assignment No. 01 Semester: Fall 2019 Wireless Communications – CS431 Total Marks: 20 Due Date: Nov 15, 2019 Objectives of this assignment are: • To understand how to overcome a signal attenuation problem. • To understand the method with minimum code to make error free wireless communication. Instructions: Please read the following instructions carefully before solving & submitting the assignment: The assignment will not be accepted after due date. Zero marks will be awarded if the assignment does not open or the file is corrupt. The assignment file must be an MS Word (.doc/.docx) file format; Assignment will not be accepted in any other format. Zero marks will be awarded if assignment is copied (from other student or copied from handouts or internet). Zero marks will be awarded if Student ID is not mentioned in the assignment file. This assignment covers week 1 to week 3 lectures.  For any query about the assignment, contact at cs431@vu.edu.pk Assignment Questions Question#1 (10 Marks) An organization has its satellite based network that it provides direct broadcast services. This organization comes across signal attenuation problem due to the long distance communication links which results in the poor service. As a network engineer, what you will advise to that organization to compensate this attenuation? Question#2 (10 Marks) A wide area network based organization wants to make error free communication by using CRC error detection technique. In addition the organization wants to keep the transmission code in minimum of its length. Being a networking engineer, which one of the following would you suggest to the organization to achieve its goal? Polynomials Error Correction Hamming Code Support your answer with atleast one valid example. Best of Luck

CS431 - Wireless Communication

CS431 Assignment 1 Solution and Discussion

CS431 - Wireless Communication

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Re: CS431 Assignment 1 Solution and Discussion

Assignment No. 01
Semester: Spring 2020
Wireless Communications – CS431 Total Marks: 10
Due Date: 30-05-2020
Assignment Objective:
• To enhance the student knowledge about the application and usage of different types of transmission medium along with different frequency ranges.
Uploading instructions:
• Your assignment must be in .doc or .docx format (Any other formats like scan images, pdf, bmp, etc will not be accepted).
• Save your assignment with your ID (e.g. bc020200786.doc).
• No assignment will be accepted through email.
Rules for Marking:
It should be clear that your assignment will not get any credit if:
• The assignment is submitted after due date.
• The submitted assignment does not open or file is corrupted.
• Your assignment is copied from internet, handouts or from any other student
• Assignment is covered from lectures 01 to 03.
For any query about the assignment, contact at cs431@vu.edu.pk

Assignment Questions
Question No.1 (5 Marks)
Mr. Ahmad is a telecom engineer and he is going to establish a CCTV system for his “ABC organization”. He will install towers at some specific distances to monitor the movement of the people around the “ABC organization”.
Keeping in view the above scenario, answer the following questions with solid reasons:

(a) Which type of microwaves will be required for transmission?
(b) Which type of transmission medium will be used in this scenario?

Question No. 2 (5 Marks)
Consider a channel with a bandwidth of 20 kHz transmitting a signal with two signal levels. You are required to calculate the maximum data bit-rate of a noiseless channel? Mention all necessary formula/calculation steps.

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