45 lines
1.4 KiB
Markdown
45 lines
1.4 KiB
Markdown
# 2022-09-19
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* Plan meeting times with Reto
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# 2022-09-22
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* Meeting with Reto
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* Testing measuring magnetic field when CPU is stressed out
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* No real change measurable
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# 2022-09-23
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* Test out multiple speakers
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* Test measuring magnetic field of speakers while playing sounds
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* Research functionality of a speaker
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* Start work on the project plan using pgfgantt
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# 2022-09-25
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* Another test with a speaker
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* No change measurable in magnetmeter even if I can see the coil vibrate
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* I assume the change in the magnetic field is too small to be measured
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* Finish project plan
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# 2022-09-26
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* Test Magnetic Field of Laptop CPU
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* I can clearly see the spikes
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* Another try on the Raspberry Pi
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* Still nothing accurate
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* Research other solutions
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* https://www.cs.sjtu.edu.cn/~yichao/pmwiki/assets/publications/mobicom17_pan.pdf
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* Using magnetic induction from a CPU and capture using magnetometer from a smartphone
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# 2022-09-28
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* Raspberry Pi tests
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* Not working either with other cables or power supplies
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* Prepare meeting notes for tomorrow's meeting
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* Research more similiar projects
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* http://www.freelinc.com/technology/
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* https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6695870/
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* https://www.researchgate.net/publication/241629739_Near_field_magnetic_induction_Communication_in_Body_Area_Network
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# 2022-09-29
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* Meeting with Reto
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# 2022-10-03
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* Create videos of speaker
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* https://www.youtube.com/watch?v=fqUFUQZMPwI
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* Measure CPU Magnet Field of a Smartphone
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