Difference between revisions of "Multiple Access"
From its-wiki.no
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* Rake Receiver: http://www.telecomhall.com/what-is-rake-receiver.aspx | * Rake Receiver: http://www.telecomhall.com/what-is-rake-receiver.aspx | ||
* OFDMA Basics: http://www.radio-electronics.com/info/rf-technology-design/ofdm/ofdm-basics-tutorial.php | * OFDMA Basics: http://www.radio-electronics.com/info/rf-technology-design/ofdm/ofdm-basics-tutorial.php | ||
− | |Keywords=Multiple Access Protocols, FDMA, TDMA, CDMA, Spread Spectrum, Rake receiver, OFDMA, Duplex Transmisions | + | |Keywords=Multiple Access Protocols, FDMA, TDMA, CDMA, Spread Spectrum, Rake receiver, OFDMA, Duplex Transmisions, WCDMA, Cyclic prefix, |
}} | }} | ||
= Test yourself, answer these questions = | = Test yourself, answer these questions = |
Revision as of 12:55, 27 March 2015
Wiki for ITS | ||||||
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Multiple Access
Course | UNIK4230 |
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Title | Multiple Access |
Lecture date | 2015/03/26 |
presented | by Per Hjalmar Lehne |
Objective | Discussion on Multiple Access Protocols.
Understand why it is necessary to explore methods to allow multiple users to share the spectrum simultaneously. |
Learning outcomes | Understand the following topics with relation to Multiple Access Protocols concept:
|
Pensum (read before) | Book: Wireless Communication Systems, chapter 6, sections 6.1 - 6.3
Extra material: OFDM and OFDMA for mobile communications: |
References (further info) | References:
|
Keywords | Multiple Access Protocols, FDMA, TDMA, CDMA, Spread Spectrum, Rake receiver, OFDMA, Duplex Transmisions, WCDMA, Cyclic prefix |
this page was created by Special:FormEdit/Lecture, and can be edited by Special:FormEdit/Lecture/Multiple Access.
Test yourself, answer these questions
- Explain TDMA, FDMA, CDMA mutiple access and their relative advantages and disadvantages.
- Explain orthogonality
- What is Spread spectrum?
- What is Frequency Hopping Spread Spectrum (FHSS)? what is slow hopping and fast hopping?
- advantages and disadvantages of OFDMA
Lecture 2015
- Media:2015_UNIK4230_Lecture-6-Multiple Access.pdf
- Video: http://lux.unik.no/unik4230-ak/unik-20150326.wmv
Lecture 2014
- Media:2014_UNIK4230_Lecture-8_Multiple Access.pdf
- Video: http://lux.unik.no/unik4230-ak/unik-20140410.wmv
Lecture notes 2013
Lecture notes 2012
- Media:UNIK4230-Lec-8_Multiple Access_2012.pdf
- Media:UNIK4230-Lec-8_LectureNotes.pdf
- Video: http://lux.unik.no/unik4230-ak/unik-20120315.wmv