P

Inventor

LIN CHIH-HSIN

TW79 patents
⚠️ This page may combine multiple inventors who share the name “LIN CHIH-HSIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PIXART IMAGING INC

25 patents
US8384789B2Feb 26, 2013

Sensor array module with wide angle, and image calibration method, operation method and application for the same

PIXART IMAGING INC10 citations84
US7702514B2Apr 20, 2010

Adjustment of scale factors in a perceptual audio coder based on cumulative total buffer space used and mean subband intensities

PIXART IMAGING INC12 citations83
US11717228B2Aug 8, 2023

Heart rate detection device and physiological detection device

PIXART IMAGING INC1 citations73
US11369316B2Jun 28, 2022

Heart rate detection architecture

PIXART IMAGING INC2 citations73
US11224384B2Jan 18, 2022

Heart rate detection device and operating method thereof, physiological detection device

PIXART IMAGING INC1 citations73
US10698996B2Jun 30, 2020

Wearable device having higher security and skin sensor equipped thereon

PIXART IMAGING INC3 citations73
US10478128B2Nov 19, 2019

Heart rate detection architecture

PIXART IMAGING INC2 citations73
US9974487B2May 22, 2018

Heart rate detection module, and detection and denoising method thereof

PIXART IMAGING INC3 citations73
US9575597B2Feb 21, 2017

Optical touch system and object analyzation method thereof

PIXART IMAGING INC2 citations72
US12507957B2Dec 30, 2025

Physiological detection device capable of canceling motion artifact

PIXART IMAGING INC0 citations63
US12082947B2Sep 10, 2024

Physiological detection device with white light source

PIXART IMAGING INC0 citations63
US11294171B2Apr 5, 2022

Light sensing method, physiological parameter computing method and light sensing system

PIXART IMAGING INC0 citations63
US7611412B2Nov 3, 2009

Orientation device and method for coordinate generation employed thereby

PIXART IMAGING INC2 citations63
US10891362B2Jan 12, 2021

Wearable device having higher security and skin sensor equipped thereon

PIXART IMAGING INC1 citations62
US8786719B2Jul 22, 2014

Image calibration method and operation method for sensor array module with wide angle

PIXART IMAGING INC3 citations62
US7953153B2May 31, 2011

Motion estimation method utilizing modified rhombus pattern search for a succession of frames in digital coding system

PIXART IMAGING INC2 citations62
US9354749B2May 31, 2016

Optical touch system with brightness compensation and brightness compensation method thereof

PIXART IMAGING INC2 citations57
US10649206B2May 12, 2020

Light sensing method, physiological parameter computing method and light sensing system

PIXART IMAGING INC0 citations52
US10413249B2Sep 17, 2019

Digital signal processing device and denoising method of heart rate detection module

PIXART IMAGING INC0 citations52
US9841846B2Dec 12, 2017

Exposure mechanism of optical touch system and optical touch system using the same

PIXART IMAGING INC0 citations52
US9582118B2Feb 28, 2017

Optical touch system and object detection method therefor

PIXART IMAGING INC0 citations52
US9285927B2Mar 15, 2016

Exposure mechanism of optical touch system and optical touch system using the same

PIXART IMAGING INC0 citations52
US9013449B2Apr 21, 2015

Optical touch system having a plurality of imaging devices for detecting a plurality of touch objects

PIXART IMAGING INC1 citations52
US8629856B2Jan 14, 2014

Apparatus and method for acquiring object image of a pointer

PIXART IMAGING INC1 citations52
US8368668B2Feb 5, 2013

Displacement detection system of an optical touch panel and method thereof

PIXART IMAGING INC1 citations52

LIN CHIH-HSIN

10 patents

KS TERMINALS INC

5 patents

WISTRON NEWEB CORP

2 patents

CHAO TZU YI

2 patents

SU TZUNG MIN

2 patents

LU CHIH HUNG

1 patent

SU TZUNG-MIN

1 patent

BENQ CORP

1 patent

LIN CHIH HSIN

1 patent

Showing the top 50 of 79 patents by PatentIndex Score.