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--- introduction [2025/06/22 11:33]
116.204.97.235 old revision restored (2025/05/30 09:22)
+++ introduction [2025/07/05 07:36] (current)
216.73.216.59 old revision restored (2025/06/29 00:34)
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 ====== Introduction ======
+I am Larry Lu from Taipei.
+It's my introduction.
 ===== Larry Lu =====
+----
 ===== Hobby =====
+----
+  * Tennis
+  * Woodworking
+  * Travlling
 ===== Skill =====
+----
+  * C
+  * Java
+  * C#
+  * Python
+  * Php
+===== Professional Knowledge =====
+----
+  * Dead Reckoning
+  * Motion Sensors(Accelerometer, Gyroscope, Magnetometer)
+  * Gnss
+  * Android app(Bt, Ble, Gnss, Jni...)
+  * Arm-based mcu (i2c, spi, uart)
 ===== Demo =====
+----
+==== Magnetometer Calibration ====
+It can calibrate from raw data to the correct one
+Blue point: magnetometer raw data
+Red point: calibrated data
+{{:screenshot_2016-10-03-17-27-14.png?400|}}
+==== Human Detection ====
+Using infrared array sensor, it can detect human
+{{:human_detection.jpg?400|}}
+==== Dead Reckoning ====
+=== Vehicle dead reckoning ===
+It can assist the vehicle going through the non-gps spot.
+  * red: in the indoor parking space
+{{:vdr.jpg?400|}}
+=== Pedestrian dead reckoning ===
+It can display pedestrian walking route and assist gps at non-gps or multi-path spot.
+  * brown: walking route
+{{:pdr.jpg?400|}}
+=== Auto Car with Magnetometer ===
+{{ :autocarwithmagnetometer.mp4 |}}

Larry Lu