PCM CODING/COMPANDING Q1. a)i) The process of quantisation introduces an error or noise component into the quantised signal. Derive an equation for the mean-squared quantisation error in terms of the quantization interval ‘a’. ii) Hence show that the peak signal-to-quantisation noise ratio (SQNR) is SQNR = ( 6n + 4.8 ) dB Where 2 n is the number of quantisation levels. b)i) Linear quantisation is used prior to binary PCM encoding of an analogue baseband signal which has
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Social research consists of the process of formulating and seeking answers to questions about the social world. The methods of social research can be applied to investigate any curiosity‚ and our understanding of them can make us smarter consumers‚ better-informed voters‚ and better students A knowledge of methods can benefit you as both a consumer and a producer of research evidence Consuming research evidence “Beware of Crosswalks…they’re dangerous” example about more accidents in marked
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Commerce 370 – Midterm Exam – Sep-Dec-2011 – Solutions Name: ______________________________________________________ Student ID: __________________________________________________ Section (circle one): M-W 2:30pm ; Tu-Th 11:00am ; Tu-Th 2:00pm Write your name and student ID at the top of this front page‚ and circle your section. Check the number of pages in the exam. You should have X pages. This is a 100-point exam with 7 questions. You have 2 hours to complete the exam. Carefully administer
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Understand How to Organise and Report Data That Has Been Researched. 1.1 Describe different ways of organising data that has been researched. Data is a group of information that are used for various purposes like analysis‚ evaluations and to arrive at certain results or conclusions. Data reporting is a process where data is extracted form a source or many sources and then converted into a format that can be used for a purpose. It is usually presented in the form of a report in tables‚ charts
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In the 2012 Acura NSX Super Bowl Commercial - featuring Jerry Seinfeld‚ the main objective is to persuade the audience‚ which is anyone who wants the best new thing around‚ to buy the new Acura NSX. The commercial is about 3 minutes long and it is just Jerry Seinfeld trying to persuade a ordinary man with money‚ aliens‚ ziplines‚ and speed boats to give him the new Acura NSX and at the end when Jerry was about to get the car Jay Leno flies in with a jetpack and persuades the man to give him the
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Introduction to Commercial Law Jasper Goh Jia Qing We would need to establish if there was a valid contract formed. As per Lord Wilberforce in The Eurymedon‚ an enforceable contract would have to consist of a valid offer and agreement‚ consideration‚ an intention to create legal relations and there has to be no vitiating factors. The first issue would be as to whether there was an offer on the advertisement regarding
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Section 1 My Learning Journey… in COMM101: Principles of Responsible Commerce Initially‚ before I learn this course‚ I have always thought that a “responsible commerce” is only important to balance the economic cycle. In my initial essay regarding “responsible commerce”‚ I mentioned about child labor being one of the biggest issue of irresponsible commerce‚ I thought the reason of it being such a big issue was because it would affect the whole economical cycle. And I did not realize that responsible
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Question 1 In relation to the doctrine of consideration‚ is it possible for David Properties Ltd. to not pay the extra $10‚000 that was promised to tom? Enforceable promise must be supported by consideration under the contract law. The definition of consideration was defined by the courts based on the case of Dunlop Pneumatic Tyres against Selfridge. On the facts‚ David Properties Ltd. has promised to pay an extra $10‚000 and the issue that arose was whether Tom provided any consideration
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723SQN (AAFC) RADIO COMMUNICATIONS ELECTIVE EXAMINATION ANSWERS /34 1. What does the mnemonic ’SAD’ mean? (3) S - Security A- Accuracy D- Discipline 2. What is a PROWORD and why are they used in radio communications? (2) Are words or pharses which have specific meanings to increase efficiency of transmissions
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Chandler: • Economies of scale: Cost per unit drops as the volume of output increases (geographical expansion) • Economies of scope: Use same raw and semi finished materials and intermediate production processes to make a variety of different products (move into related markets) • Functional divisions • First movers: companies that quickly dominated their industries by making large investments and gaining competitive advantage. (high market share) - created national and international
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