Ho-Chung Chang
  • Male
  • Taichung
  • Taiwan

Ho-Chung Chang's Friends

  • Adriano de Freitas Trindade
  • 炫风
  • Alex Xu
  • Nick Arsov
  • skystalker
  • mahmood
  • Steven Chang
  • Ro,King-Yang
  • Dynamic Orbit
  • latin105fm
  • lionel
  • Gary Mortimer

Ho-Chung Chang's Groups


Ho-Chung Chang's Page

Profile Information

About Me:
Hi! Everybody! My name is John come from Taiwan. I am interest in unmanned vehicle, my major research is in UGV in University, and UGV flight controller designed and RC flight are my hobby's.

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Ho-Chung Chang's Blog

FCU simple remote display.

Posted on February 19, 2011 at 10:30am 3 Comments

FCU simple remote display for flight testing.

Sometime I just wanta test specific feature and I don't want to carry a heavy laptop outdoor.

Just for fun.....XD

Flight controller crash....XD

Posted on January 24, 2011 at 5:30pm 4 Comments

The flight controller had  crashed at 15th flight testing in …


Flight Control Board + GCS + GoogleEarth

Posted on August 24, 2010 at 8:00am 10 Comments

This week, I have used LabVIEW to develop the UAV monitor, and shown the map via google earth.

Initial design was embed the google earth in LabVIEW program. but I am not alway to watch the map.

It just be switched that I want show map.

The testing plane is Cessna.

During the testing, the proportional gain need be modified via airspeed for fitting the wide airspeed. I had alos added small integral gain for neutral point and… Continue

Flight Control Board trial run. part3

Posted on June 26, 2010 at 3:27am 1 Comment

Testing Item:

1.Kalman filter for attitude estimate.

2.900MHz,2W RF datalink.

Although the sensor board not be modified for GPS and airspeed sensor. but I have tested the attitude estime via Kalman filter and RF datalink first. It's sad that I forgot take DV to record it. Orz

The RF made in Taiwan is stable and higher data rate that CL4790.(I have both). But It need specific command to sent data. It is not suitable for general purpose.…


Flight Control Board trial run. part2

Posted on May 15, 2010 at 7:15pm 2 Comments

I had got sensor board yesterday, and assembled it to FCB. It's disappointed that GPS can not receive the satellite signal. I think maybe SC-1513 GPS module's antenna layout is difference with MSTAR GPS modules.(I don't sure.XD).

But the 6DoF IMU run very well.

Bug Fix:

1.Gps antenna layout.…


Comment Wall (2 comments)

At 4:13am on February 25, 2010, Ro,King-Yang said…
Dear chang,maybe you are so busy.May I E-mail you ?
My E-mail :roking899@yahoo.com.tw

Best regards
At 1:33am on March 25, 2013, Alex Xu said…

Dear chang,maybe you are so busy.May I E-mail you ?
My E-mail :xyq4513@126.com

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