Assignment 1
Value: 16%
Due date: 22-Aug-2015
Return date: 12-Sep-2015
Submission method options
Alternative submission method
Task
1. What does a filter do and why is one needed in a radio system? [3 marks]
2. What is the purpose of a mixer? Include a discussion of sidebands in your answer. [3 marks]
3. Compare and contrast the multiplexing techniques TDMA and FDMA in the area of wireless networking? [4 marks]
4. A local engineering group ask you to present the merits of different antenna, such as dish, yagi, and horn antennas. Research these technologies in details and pay specific attention to how they are used as well their strengths and weakness. Provide an opinion regarding which antenna types will become the dominant players in the future of medium- and long-distance wireless links. Please submit power point slides in your answer. [6 marks]
Rationale
The assignment questions are designed to assess students' ability to
• analyse wireless networking concepts and their applications in real life situations;
• analyse and describe wireless signalling techniques and radio frequency communications;
• investigate and evaluate various wireless networking protocols and standards;
• compare and contrast different wireless networks technologies;
• investigate and evaluate emerging wireless networking technologies;
• investigate theoretical and practical issues relating to wireless technology.
Marking criteria
Marks will be given using the following criteria
• correctness and completeness of the answers;
• inclusion of appropriate figures, where applicable;
• clarity of explanation;
• correctness of spelling, grammar, and format of the submission;
• sufficient references and use of APA referencing style
The following rubrics will be used to mark assignment 1:

Question HD (85%-10%) DI (75% - 84%) CR (65% - 74%) PS (50% - 64%)
Q 1 – Q 3 Answer is correct, and complete. Comprehensive explanation is provided. Figures (if appropriate) were used and. Appropriate examples are used. No grammatical or spelling mistake. Answer is correct and a detailed explanation is provided. References are used. No/only a few grammatical or spelling mistakes. The answer is correct, but the explanation is not complete. Very few references are used and not formatted appropriately. The answer is correct but not complete and only adequate explanation is provided. No references are used. There are grammatical errors and spelling mistakes.
Q 4 Answer is correct, and complete. All possibilities were considered using appropriate assumptions. Comprehensive explanation is provided with appropriate reference. No grammatical or spelling mistake. Answers were correct, detailed explanation were given with the omission of few possibilities and assumptions. Answers are partly correct. only considered from one point of view.
Presentation
Please write the answers in a word document and submit it via Turnitin. Use Times new roman/Palatino Linotype/Calibri/Cambria/Arial fonts using 10 to 12 font size.
Requirements
Question 1 to 3: 300 - 600 words for each question;
Question 4: Submit a ppt.
APA reference style should be used in the assignment. APA referencing guide can be found in http://student.csu.edu.au/study/referencing-at-csu
PLEASE USE this book and give atleast two refrences from this.
Textbook: Jorge, L. O. (2013). Guide to Wireless Communications (3rd ed.). Cengage Learning. ISBN: 978-1-111-30731-8