Pixart Imaging Inc.

Taiwan, Province of China


 
Total IP 1,332
Total IP Rank # 892
IP Activity Score 3.6/5.0    980
IP Activity Rank # 733
Stock Symbol 3227 (tpex)
ISIN TW0003227005
Market Cap. 19.800001B  (TWD)
Industry Semiconductors
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

1,319 7
3 0
0 0
3
 
Last Patent 2022 - Touch detection circuit with dif...
First Patent 1997 - Method and apparatus for generat...
Last Trademark 2019 - ELFIAC
First Trademark 2007 - PXI

Industry (Nice Classification)

Latest Inventions, Goods, Services

2021 Invention Wearable device having high security and stable blood pressure detection. A wearable device incl...
Invention Method and system for optical distance measurement. An optical distance measurement method inclu...
Invention Sensor circuit having identical capacitors to improve sensing efficiency of pixels and operating ...
Invention Pixel circuit having capacitor with identical electrodes to improve sensing efficiency and operat...
Invention Pixel circuit to improve sensing efficiency, image sensor using the same and operating method the...
Invention Medical monitoring system employing thermal sensor. There is provided a recognition system adapt...
Invention Gesture recognition system employing thermal sensor and image sensor. There is provided a recogn...
Invention Body temperature monitoring device and wearable accessary for measuring basal body temperature. ...
Invention Cleaning robot projecting different light patterns. There is provided a cleaning robot including...
Invention Heart rate detecting device capable of alleviating motion interference. This instant disclosure ...
Invention Sensor confirmation method and event identifying method of smart detection system. There is prov...
Invention Pressure detection device. A pressure detection device of detecting a forced state of a deformab...
Invention Navigation device capable of estimating contamination and denoising image frame. There is provid...
Invention Optical positioning system having high resolution. There is provided an operating method of an o...
Invention Sensor device with sensing array having sensing pixels and self-powered pixels. A sensor device ...
Invention Image sensor employing avalanche diode and pixel circuit and operating method thereof. There is ...
Invention Stackable actuating element with profiled insulated electrode structures. A flat active element ...
Invention Barrier structure of optical engine accommodating multiple light sources. There is provided an o...
Invention Image sensing scheme capable of saving more power as well as avoiding image lost and also simplif...
Invention Scheme for setting/using electronic device as keyless device of vehicle and adjusting devices in ...
Invention Optical capacity measurement device and container using the same. There is provided an optical c...
Invention 3d physiological detection system and host displaying 3d energy distribution. A physiological de...
Invention Operating method of 3d physiological detection system and host. A physiological detection system...
Invention Method and pixel array for detecting motion information. A method for detecting motion informati...
Invention Interpolation circuit of optical encoder. There is provided an interpolation circuit of an optic...
Invention Time delay integration sensor. The present disclosure provides a time delay integration (TDI) se...
Invention Sensing element having pixels exposed by aperture increasing along predetermined direction. A se...
Invention Method and apparatus for use in configuring optical input device and related optical input system...
Invention Moving robot with improved identification accuracy of carpet. There is provided a moving robot i...
Invention Optical navigation module capable of performing lateral detection. There is provided an optical ...
Invention Mobile robot performing multiple detections using image frames of same optical sensor. There is ...
Invention Electronic device capable of detecting wearing state. A wearable electronic device with a functi...
Invention Electrostatic actuator. An actuator is configured to include a first substrate that has a first ...
Invention Motion sensor using temporal difference pixels and lift-up detection thereof. There is provided ...
Invention Motion detection methods and image sensor devices capable of generating ranking list of regions o...
Invention Lift detection method for mouse and apparatus thereof. An optical mouse includes a pixel array a...
2020 Invention Pixel circuit outputting over exposure information and method of calculating real intensity there...
Invention High precision pixel circuit and method thereof. The present invention provides a pixel circuit. ...
Invention Touch detection circuit with different charging and discharging currents and operating method the...
Invention Auto clean machine and auto clean machine control method. An auto clean machine comprising: a he...
Invention Optical navigation device which can determine dirtiness level of cover or fix multi light pattern...
Invention Schemes for effectively estimating user behavior to achieve a variety of automatic applications b...
Invention Mouse device and method for calibrating sensitivity thereof. A mouse device and method for calibr...
Invention Multi-beta pixel circuit and image sensor circuit using same. An image sensor uses a pixel circu...
Invention Optical encoder with alignable relative positions between elements and position alignment method ...
Invention Interpolation circuit and motor driving circuit. An interpolation circuit comprising: a phase shi...
Invention Method of operating an hdr pixel circuit achieving high precision. A method of operating an HDR ...
Invention Optical detection device. An optical detection device is applied to an optical finger navigation...
Invention Key unit and keyboard using the same. A key unit and a keyboard using the same are provided. The...
Invention Optical medical detection device. An optical medical detection device includes a first physiolog...
2019 G/S Electromechanical actuators
G/S Electromechanical actuators.
2017 G/S Computer software design for others; integrated circuit design for others; semi-conductor chips d...
2016 G/S Computer application software for mobile telephones, namely, software for sounds, equalizers, cro...
2012 G/S optical sensors; proximity sensors, namely, motion detection sensors; sensor chips for computers ...
G/S Capacitive sensors; proximity sensors, namely, motion detection sensors; sensor chips for compute...
2011 G/S Optical sensors; proximity sensors, namely, motion detection sensors; sensor chips for computers ...
2007 G/S Computer chips, semiconductor chips, electronic chips for the manufacture of integrated circuits...