Changes between Version 40 and Version 41 of Other/Summer/2023/Latency


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Timestamp:
Aug 8, 2023, 6:04:52 PM (16 months ago)
Author:
sclarke53
Comment:

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  • Other/Summer/2023/Latency

    v40 v41  
    1111Our camera and LED light is sealed in a box with minimal light. The camera is continuously recording to capture the LED light turning on and off.
    1212
    13 The Time Machine is equipped with a GPS and uses PPS (Pulse Per Second) and PTP (Precision Time Protocol). PPS sends a precise voltage that turns the LED light on at the start of every second.
    1413
     14----
    1515
    1616[[Image(https://cdn.discordapp.com/attachments/840223980811714590/1138500481149313065/camera_diagram_resized.png)]]
    1717
     18----
     19The Time Machine is equipped with a GPS and uses PPS (Pulse Per Second) and PTP (Precision Time Protocol). PPS sends a precise voltage that turns the LED light on at the start of every second.
     20
     21[[Image(https://cdn.discordapp.com/attachments/840223980811714590/1138531408663552152/TM1000-e1490300173183_reszied.png)]]
    1822As the camera streams footage to our computer, we can save the incoming video packets through a software called TCPDUMP. These packets contain the data for the captured camera video. When the LED light turns on, the data inside the transmitting video packets will change, indicating that light is now being captured.
    1923
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    104108
    105109[https://docs.google.com/presentation/d/1eFaGVwyJf6AOELmQVRvLJxMywu_rgNEc2hIgDxk3BDA/edit#slide=id.p]
    106 .