Week-03:

(Lecture) Long-distance WiFi over sea (pptx-no-voice, pptx-voice, mp4)

     Lecture refence: S. Uni et al., "Performance measurement and analysis of long range Wi-Fi network for over-the-sea communication", 2015.

(Youtube)

(Article)

(Homework)

 

Week-04:

(Lecture) WLAN and Wi-Fi 6 (pptx-no-voice, pptx-voice, mp4)

(Youtube) W. Groeneveld, "WLAN fundamentals, Session 5 infrastructure and architecture", https://www.youtube.com/watch?v=EpJjpWLPpbk (22m)

(Article)

(Homework)

 

Week-05:

(Lecture) LoRa

 

Week-06:

(Lecture) UAV Communication (pptx-no-voice, pptx-voice, mp4)

(Youtube) Mavic Air 2 image transmission range test, https://www.youtube.com/watch?v=NBOE7vEiftc

(Homework)

1. What is the video transmission range obtained in the above Youtube experiment.

2. Read the following paper and submit your summary note.

J.A. Pardo, "Wireless communication system for the transmission of thermal images from a UAV", IEEE, 2017.

 

Week-07:

(Lecture) SRD

 

Week-08:

(Study Material) Miller, "Design of a remote person view system for a long range UAV", M.S. Thesis, 2015.

(Assignment) Write a report on the following topics.

1. Read Miller's thesis and make a summary on his video transmission system according to following instructioins

1) Make a block diagram of Miller's video transmission system.

2) Explain the workings of Miller's video transmission system using the block diagram.

3) Make a table of components used in Miller's video transmission system.

2. Search the Internet for 6 commercial drones with long-distance live video transmission and reception capabilities and write a summary according to following instructions.

     Manufacturer, Model, Price, Video transmission range (FCC, LOS), Frequency (GHz), Tx power (dBm)

3. Search the Internet for 6 commercial devices or equipments with long-distance live video transmission and receptoin capabilities and write a summary according to following instructions.

     Manufacturer, Model, Price, Video transmission range (FCC, LOS), Frequency (GHz), Tx power (dBm)

 

Week-09:

(Lecture) Radiowave propagation (pptx-no-voice, pptx-voice, mp4)

(Youtube) More than 100km range with CC1120, https://www.youtube.com/watch?v=wgqtEu5PfAw

(Homework)

1. f = 1 GHz, h1 = 20 m, h2 = 1 m, G1 = 10 dB, G2 = 0 dB

1) Find the free-space path loss

2) Find the path loss using the flat Earth model.

3) Find the path loss using the Hata model for opean areas.

2. Read through the CC1120 datasheet, and summarize its specifications.

3. Read the following paper and submit your summary note.

Bragg, "868MHz 6LoWPAN with ContikiMAC for an internet of things environmental sensor network", SAI Comp. Conf., 2016.

 

Week-10:

(Lecture) Writing a scientific paper. 이공계열 논문 작성법 (pdf). Student self-study.

(Youtube) Marble Jar Channel, "My step by step guide to writing a research paper", https://www.youtube.com/watch?v=-JcgRyJUfZM

(Homework)

1. Summarize the lecture note.

2. Summarize the Youtube lecture.

 

Week-11:

(Lecture) Radio direction finding (RDF) (pptx-no-voice, pptx-voice, mp4)

(Youtube) Radio direction finding, https://www.youtube.com/watch?v=N8rZIAHxAH4

(Homework)

1. Explain the types and principles of RDF techniques.

 

Week-12:

(Lecture) Emergency position indicator beacon (EPIRB) (pptx-no-voice, pptx-voice, mp4)

(Youtube) ACR PLB review, https://www.youtube.com/watch?v=raYCWJHleGM

(Homework)

1. Summarize the lecture.

2. Summarize the Youtube lecture.

 

Week-13:

(Lecture) Marine digital communication (pptx-no-voice, pptx-voice, mp4)

Youtube) Maritime broadband radio, https://www.youtube.com/watch?v=qXEzkOpvL1s

(Homework)

1. Summarize the lecture.

2. Summarize the Youtube lecture.

 

Week-14:

(Lecture) NFC

 

 

Week-15: Student project on VNA (vector network analyzer), 공지사항: 14 & 15 프로젝트로 이번 학기 강의가 마무리됩니다.

1. Read a reference on the VNA. Buskgaard(2016). Write down the block diagram of the VNA in the paper and use it to explain the theory of operation of the VNA.

2. Design your own VNA using the commercial off-the-shelf (COTS) components. Give a table of specifications of your VNA. Loof for additional references if necessary.

 

https://www.microwavejournal.com/articles/35138-very-low-cost-rf-test-equipment-for-the-diy-engineer-or-student-1000?gclid=CjwKCAiAprGRBhBgEiwANJEY7Jnky3BHywDMuTinP8c3MDMhTqgXmAs2qDxWTVXuuUcChNF3FiOKhBoCZaAQAvD_BwE

https://www.minicircuits.com/WebStore/Vector-Network_Analyzer.html?utm_source=mwj-cover-ad-03-22-evna

https://nanovna.com/?page_id=21