Inventor
LIANG CHIA-CHEUN
TW29 patents
⚠️ This page may combine multiple inventors who share the name “LIANG CHIA-CHEUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIXART IMAGING INC
19 patentsUS9323347B2Apr 26, 2016
Optical pointing system
PIXART IMAGING INC14 citations92
US9606639B2Mar 28, 2017
Pointing system and display having improved operable range
PIXART IMAGING INC9 citations84
US9684386B2Jun 20, 2017
Optical pointing system
PIXART IMAGING INC2 citations72
US9304607B2Apr 5, 2016
Pointer positioning method of handheld pointer device
PIXART IMAGING INC2 citations62
US9599988B2Mar 21, 2017
Adapted mobile carrier and auto following system
PIXART IMAGING INC0 citations52
US9304574B2Apr 5, 2016
Remote device and power saving method of interactive system
PIXART IMAGING INC0 citations52
US10228772B2Mar 12, 2019
Remote controller
PIXART IMAGING INC0 citations51
US9958961B2May 1, 2018
Optical pointing system
PIXART IMAGING INC0 citations51
US9766717B2Sep 19, 2017
Optical pointing system
PIXART IMAGING INC0 citations51
US9459140B2Oct 4, 2016
Optical detecting device and related method of adjusting synchronization
PIXART IMAGING INC0 citations51
US9258510B2Feb 9, 2016
Method of optical tracking a frame of an object and related optical tracking system
PIXART IMAGING INC0 citations51
US9104249B2Aug 11, 2015
Electronic system with pointing device and method thereof
PIXART IMAGING INC0 citations51
US10255518B2Apr 9, 2019
Image determining method and object coordinate computing apparatus
PIXART IMAGING INC0 citations41
US10067576B2Sep 4, 2018
Handheld pointer device and tilt angle adjustment method thereof
PIXART IMAGING INC0 citations41
US9933863B2Apr 3, 2018
Optical object recognition system
PIXART IMAGING INC0 citations41
US10114473B2Oct 30, 2018
Interactive system and remote device
PIXART IMAGING INC0 citations40
US9626007B2Apr 18, 2017
Image sensing method, and image sensing apparatus, light source determining system utilizing the image sensing method
PIXART IMAGING INC0 citations39
US9369751B2Jun 14, 2016
Hand-held pointing device and operation method thereof
PIXART IMAGING INC0 citations39
US9444987B2Sep 13, 2016
Interactive imaging system and remote controller applied thereto
PIXART IMAGING INC0 citations38
LIANG CHIA-CHEUN
3 patentsUS9727152B2Aug 8, 2017
Method and apparatus for controlling object movement on screen
LIANG CHIA-CHEUN0 citations49
US9058064B2Jun 16, 2015
Interactive image system, interactive control device and operation method thereof
LIANG CHIA-CHEUN0 citations39
US9285451B2Mar 15, 2016
Light source determining apparatus, light source determining method and optical tracking apparatus
LIANG CHIA-CHEUN0 citations38