Nima K's Blog (10)

Project Andromeda - System Integration



The lack of updates on the Project Andromeda blog has been mainly due to the amount of work we've been trying to do coming up to the Outback Challenge competition. Unfortunately, we didn't quite make it this year but we've made a lot of progress on the different sections of the project. I've updated the blog with some new pictures and videos of our airframe, electronics and launch… Continue

Added by Nima K on September 29, 2010 at 4:20pm — 5 Comments

Vision Based Collision Detection System

So I think we can all agree that a reliable detect-and-avoid system would indeed be the holy grail of the UAV world. The current debacle of UAV regulation hinges on the fact that UAVs indeed would not be able to avoid collisions as they would not be able to sense the presence of other traffic.


With the current technology at hand, it seems to me that vision based systems present the only option for small UAVs due to both…
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Added by Nima K on September 12, 2010 at 5:00pm — 11 Comments

Perseus AHRS + 3D Visualization App/Source

A short video of the Perseus AHRS using a small 3D visualization app I wrote this afternoon:





Full blog article is here:


I've been working on the Perseus Autopilot for the past few weeks and unfortunately didn't find the time to post any updates on the Andromeda Blog. I'm in the process of writing…
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Added by Nima K on August 5, 2010 at 3:00am — 14 Comments

Project Andromeda - Perseus Autopilot and Airframe Developments



It's been a bit overdue but I've posted a number of updates on the Project Andromeda blog detailing our recent progresses with the manufacturing of the airframe, autopilot development and some software tips. The articles are as follows:



The Perseus Autopilot:…

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Added by Nima K on June 30, 2010 at 5:24am — 8 Comments

Project Andromeda Update - Airframe, Antenna Gimbal and CNC



I've been a bit careless about updating the blog regularly but here it is finally! I've posted some videos and pics of our CNC cutting some wing molds as well as the antenna gimbals. There are also…

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Added by Nima K on June 6, 2010 at 3:00am — 10 Comments

Possible Backup Communication System

Edit: Forgot to put in links:
GE864 Page at Telit.com:…
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Added by Nima K on April 28, 2010 at 4:30pm — 7 Comments

Project Andromeda - Ground Station Electronics Box

The ground station electronics box houses the telemetry hardware that keeps Andromeda connected to the base. The ground station controller keeps communication flowing even if the ground station computer is disconnected while the routerboard will relay digital video via ethernet.




Currently we haven't got any antenna connectors but they'll be coming soon.…
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Added by Nima K on April 20, 2010 at 1:43am — 20 Comments

Project Andromeda - Communication Protocols



I've been busy writing the communication protocols between the Ground Station and Autopilot. I thought some people might be interested and possibly make use of the approach I've taken. It's all done in binary with discrete packets and makes use of DMA and Interrupts to use as little processor time as possible.…



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Added by Nima K on March 23, 2010 at 4:45am — 8 Comments

Project Andromeda Ground Station



The above picture shows the Project Andromeda ground station circuitry. You can also see the DNT900 from RFM. I believe there has been some interest on this radio in the DIY Drones community and once I finish the construction of the autopilot I will be able to give a recount of my experiences with it. So far, however the radio seems to be extremely capable (especially compared to the…

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Added by Nima K on March 8, 2010 at 3:16pm — 4 Comments

Project Andromeda update - CNC Machine and sponsors



We have been working very hard on the CNC machine and it's almost finished. The machine will form a vital part of our arsenal leading up to the competition. We will use it to create our launch/arrestor systems and also the molds for the airframe.



It is in working condition at the moment but we just need to clean it up. The spindle needs liquid cooling so we've been busy trying to sort out an adequate pump and reservoir to facilitate… Continue

Added by Nima K on February 4, 2010 at 1:45am — 2 Comments

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Season Two of the Trust Time Trial (T3) Contest has now begun. The fourth round is an accuracy round for multicopters, which requires contestants to fly a cube. The deadline is April 14th.

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