About

Gender

Male


Location

BeiJing


About Me:

Aerial Robotics Engineer from exbot.net


Please tell us a bit about your UAV interest

Control


Hometown:

BeiJing


Activity Feed

Top Liu commented on Roberto Navoni's blog post VR micro Brain 5: The micro drone invasion began. Totally autonomous (VR Leash and integrated telemetry) , lightweight <1kg , reliable, equipped with VR micro gimbal and full HD camera.
"What is VR Leash?How it works?"
Oct 11, 2014
Top Liu commented on Roberto Navoni's blog post Some Update about VR Micro Brain and VRX3XX frame: a fully automatic advanced follow me, time of flight 27 min and weigth less 1kg
"Nice! Where to buy it!"
Oct 11, 2014
Top Liu commented on Chris Anderson's blog post AirDog and 3D Robotics team up on next-gen Follow-me copters
"Will airdog open source?"
Oct 10, 2014
Top Liu replied to Randy's discussion ArduCopter-3.2 beta testing
"Yes! At the first fly after swapped pixhawk, it fast drift to a direction when loiter. But toloi bowling"
Aug 30, 2014
Top Liu replied to Randy's discussion ArduCopter-3.2 beta testing
"Dear Artem, I have calibrated the compass. The same external compass and GPS are used in APM2.6, everything is OK. But pixhawk toilet bowl......."
Aug 30, 2014
Top Liu replied to Randy's discussion ArduCopter-3.2 beta testing
"Pixhawk Flys Circles when loiter . The same quadror and GPS, when using APM controller  everything is OK. But it goes circles in loiter mode when I test my new Pixhawk controller. I try different firmware(3.2.5 and 3.2rc5) with  AHRS_EKF_USED=0, and…"
Aug 29, 2014
Top Liu replied to Top Liu's discussion How to use px4flow on Arducopter? When will it be supported on arducopter3.3? in ArduCopter User Group
"Hi Randy!
1. The EKF method is great, but has a hard work to do.   
2. I noticed your leasted OF_Loiter flight mode is the  old mouse-based algorithm. But there are some developer developing some new methods with filters, such as s3rgiux's work…"
Aug 24, 2014
Top Liu posted a discussion in ArduCopter User Group
Randy has said px4flow will be support on 3.3. I cheked it on Randy's GitHub. https://github.com/rmackay9/rmackay9-ardupilot.And found the following files in the branch of px4flow2. AP_OpticalFlow_PX4.cppAP_OpticalFlow_PX4.hI want to test…
Aug 24, 2014