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Pixart Imaging penang Sdn Bhd patents

Recent patent applications related to Pixart Imaging penang Sdn Bhd. Pixart Imaging penang Sdn Bhd is listed as an Agent/Assignee. Note: Pixart Imaging penang Sdn Bhd may have other listings under different names/spellings. We're not affiliated with Pixart Imaging penang Sdn Bhd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "P" | Pixart Imaging penang Sdn Bhd-related inventors

Edge detection with shutter adaption

A method for determining leading edge location in an image captured by an optical navigation sensor with auto shutter adaptation includes: plotting average pixel values per sensor column on a graph; determining an average value according to the average pixel values as a threshold value; defining a weighted location in... Pixart Imaging penang Sdn Bhd

Voltage comparing circuit and voltage comparing method

A voltage comparing circuit comprising: a comparator,; a time interval computing unit; a switch module,; a first current source, comprising a first charging terminal; a first capacitor, coupled to the first current source at the first charging terminal; and a capacitance adjusting unit, coupled to the first capacitor. In a... Pixart Imaging penang Sdn Bhd

Scheme capable of calibrating value of sampling precision of optical sensor for tracking

A method for calibrating a value of sampling precision of an optical sensor for tracking includes: reading a precision variance and a setting precision value from a memory device; measuring the sampling precision of the optical sensor under a normal mode to generate an actually measured precision value; calculating a... Pixart Imaging penang Sdn Bhd

High accuracy displacement detection system with offset pixel array

A pixel array system for high accuracy detection of displacement, speed and acceleration includes: an array comprising m columns and n rows, wherein at least every other row is offset with respect to a preceding row of the array. In a first embodiment, every other row is offset with respect... Pixart Imaging penang Sdn Bhd

Circuit and detecting working and resting states for optical mouse

Disclosed is a circuit for detecting working and resting states for an optical mouse. During each frame capture, a counting unit of the digital logic circuit outputs a first counting signal to turn on a switching transistor, such that the voltage of the pixel capacitor varies from its predetermined voltage,... Pixart Imaging penang Sdn Bhd

Scheme for interrupt-based motion reporting

A method for reporting motion information from an electronic device to a remote host device includes: using an optical sensor for sensing the motion information of the electronic device, the optical sensor being configured within the electronic device; and reporting a motion result of the electronic device to the remote... Pixart Imaging penang Sdn Bhd

Pixel circuit with low power consumption, image system including the same and operating method thereof

A pixel circuit including a photodiode, a first storage capacitor and a second storage capacitor is provided. The first storage capacitor discharges to a first output voltage in a first exposure time and to a third output voltage in a third exposure time. The second storage capacitor discharges to a... Pixart Imaging penang Sdn Bhd

Non transitory computer readable recording medium for executing image processing method, and image sensing device applying the image processing method

A non-transitory computer-readable medium storing a program causing a computer to execute an image processing method applied to an image sensing device. The image processing method comprises: (a) comparing a frame delta between a reference frame and a first frame with a predetermined threshold value to generate a first comparing... Pixart Imaging penang Sdn Bhd

Apparatus and sensor chip component attaching method

An apparatus includes a lens component and an integrated circuit package. The lens component has a lens and a through hole from a specific surface to a bottom surface of the lens component. The integrated circuit package has a sensor and a second portion on a top surface of the... Pixart Imaging penang Sdn Bhd

System and eliminating spurious motion of mouse

A method for minimizing spurious motion of a mouse includes: determining whether the mouse enters a specific mode; and when the mouse is determined to enter the specific mode, generating a large correlation matrix by generating a standard size correlation matrix multiple times. The multiple standard size correlation matrices are... Pixart Imaging penang Sdn Bhd

Optical sensor for odometry tracking to determine trajectory of a wheel

An optical sensor system for determining trajectory of a wheel includes: a wheel mounted in a wheel arch having an outer surface covered with evenly-spaced wheel treads; an optical sensor mounted in the wheel arch but not touching the wheel, for performing a plurality of counts corresponding to respectively capturing... Pixart Imaging penang Sdn Bhd

Work mode control method and optical encoder using the same

The present disclosure illustrates a work mode control method. The work mode control method includes the following steps. First, capturing an image once every capturing interval. Next, determining a shutter time, an average brightness and an image quality in response to the images. The shutter time is associated with a... Pixart Imaging penang Sdn Bhd

Power on reset circuit, power on reset method and electric device using the same

Disclosed are a power on reset circuit, a power on reset method and an electric device using the same. In the power on reset circuit and method, a first voltage detecting circuit and a second voltage detecting circuit detect the voltage of a power supply and output a first voltage... Pixart Imaging penang Sdn Bhd

Image processing method and image processing system assigning different gains to different sections

The present invention discloses an image processing method and an image processing system adopting the same. The method includes the steps of: (a) obtaining a pixel array representing an image; (b) segmenting the pixel array into two or more non-overlapping regions; (c) identifying a capacitor discharging rate of each of... Pixart Imaging penang Sdn Bhd

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Pixart Imaging penang Sdn Bhd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Pixart Imaging penang Sdn Bhd with additional patents listed. Browse our Agent directory for other possible listings. Page by