Pixart Imaging Incorporated

Pixart Imaging Incorporation

Pixart Imaging Incorporation, R.o.c.

Fixart Imaging Incorporated

Hsin-Chia Chen

Ren-Hau Gu

Ming-Tsan Kao

Hui-Hsuan Chen

Shu-Sian Yang

Yen-Min Chang

Sen-Huang Huang

Tzu-Yi Chao

Yu-Hao Huang

Ching-Lin Chung

Chih-Hsin Lin

Tzung-Min Su

Chao-Chien Huang

Wei-Chung Wang

Chih-Hung Lu

Cho-Yi Lin

Chung-Wen Lo

Chu-Hung Nien

Raman Sahgal

Yi-Fang Lee

Yen-Chang Wang

Feng-Cheng Yang

Yung-Wei Chen

Tom Murphy

En-Feng Hsu

Chun-Wei Chen

Han-Chi Liu

Sung-Han Wu

Yu-Han Chen

Tsung-Fa Wang

Keen-Hun Leong

Yung-Chang Lin

Tien-Chia Liu

Jung-Tai Lin

Ting-Yang Chang

Kenneth C Crandall

Thomas Patrick Murphy

Boon-How Kok

Chuan-Hsin Lee

Ming-Hung Tsai

Ching-Geak Chan

Chang-Che Tsai

Meng-Lin Yu

Chiang-Hee Lim

Chu-Leik Ho

Ken Crandall

Yi-Hsien Ko

Chi-Chieh Liao

Chun-Chen Chen

Chuan-Wei Wang

Wen-Han Yao

Chia-Cheun Liang

Kuo-Hsiung Li

Tse-Chung Su

Horng-Goung Lai

Chih Hung Lu

Hsuan-Hsien Lee

Chin-Chou Lee

Yao-Ching Hsu

Robert Cheng-Yuan Wang

David Touney

William Han

Yu-Wei Wang

Shou-Der Wei

A pressure detection device of detecting a forced state of a deformable object includes a body, an image sensor and a processor. The body is a deformable hollow structure. The body has an inner surface and an outer surface, and an identifiable vision feature is disposed on the inner surface. The image sensor is disposed inside the body and faces the inner surface of the body, and is adapted to capture a frame containing the identifiable vision feature on the inner surface. The processor is electrically connected with the image sensor, and adapted to analyze position variation of the identifiable vision feature within the captured frame for identifying a motion type of a gesture applied to the outer surface of the body.

Pressure detection device

There is provided a capacitive communication system including an object and a capacitive touch panel. The object includes a plurality of induction conductors configured to have different potential distributions at different time intervals by modulating respective potentials thereof. The capacitive touch panel includes a plurality of sensing electrodes configured to form a coupling electric field with the induction conductors to detect the different potential distributions at the different time intervals. When the different potential distributions match a predetermined agreement between the object and the capacitive touch panel, a near field communication is formed between the object and the capacitive touch panel.

Bluetooth pairing method

A joystick has a related control method to provide displayed object control function. The joystick includes a body, an image sensor and a processor. The body has a deformable bottom surface whereon a pattern is disposed. The image sensor is disposed under the body and adapted to capture a frame about the pattern. The processor is electrically connected with the image sensor and adapted to generate a displayed object control signal according to pattern variation within the frame.

Control method applied to a joystick

A physiological detection device including a light source, an image sensor and a processor is provided. The light source illuminates a skin surface using a burst mode. The image sensor receives ejected light from skin tissues under the skin surface at a sampling frequency to successively generate image frames. The processor controls the light source and the image sensor, and calculates a physiological characteristic according to the image frames captured when the light source is illuminating light. The physiological detection device reduces the total power consumption by adopting the burst mode.

Physiological detection device

An optical flow sensing method includes: using an image sensor to capture images; using a directional-invariant filter device upon at least one first block of the first image to process values of pixels of the at least one first block of the first image, to generate a first filtered block image; using the first directional-invariant filter device upon at least one first block of the second image to process values of pixels of the at least one first block of the second image, to generate a second filtered block image; comparing the filtered block images to calculate a correlation result; and estimating a motion vector according to a plurality of correlation results.

Optical flow sensor, methods, remote controller device, and rotatable electronic device

The present disclosure is related to an optical encoder which is configured to provide precise coding reference data by feature recognition technology. To apply the present disclosure, it is not necessary to provide particular dense patterns on a working surface. The precise coding reference data can be generated by detecting surface features of the working surface.

Optical encoder capable of identifying absolute positions and operating method thereof

Physiological detection device and operating method thereof

A joystick has a related control method to provide displayed object control function. The joystick includes a body, an image sensor and a processor. The body has a deformable bottom surface whereon a pattern is disposed. The image sensor is disposed under the body and adapted to capture a plurality of frames about the pattern. The processor is electrically connected with the image sensor and adapted to generate a displayed object control signal according to pattern variation within the plurality of frames.

There is provided a capacitive touch device including a touch panel, a detection circuit and a processing unit. The touch panel includes a plurality of drive electrodes and a plurality of receiving electrodes configured to form a coupling electric field with an external touch panel, and the receiving electrodes are respectively configured to output a detection signal. The detection circuit is coupled to one of the receiving electrodes and configured to modulate the detection signal with two signals to generate two detection components. The processing unit is configured to obtain a phase value according to the two detection components to accordingly decode transmission data.

Capacitive touch device and capacitive communication device

Joystick and related control method

An optical encoder has a displacement generating unit, a light-emitting unit and an optical navigation integrated circuit. The displacement generating unit has an axle body movable along a central axial line thereof. The axle body has a free end with a diameter larger than a part of the axle body and a planar working surface formed on the free end. The light-emitting unit is configured for operatively providing a light beam to irradiate the working surface of the displacement generating unit. The light beam has a divergence angle within a range to reduce scattering. The optical navigation integrated circuit receives the reflected light beam reflected by the working surface, and calculates a relative displacement between the optical navigation integrated circuit and the working surface.

Optical encoder, crown assembly and wearable device with crown assembly

Capacitive touch device and mouse for near field communication

An image-capturing device configured for a 3D space optical pointing apparatus, comprising: a plurality of adjacently arranged image-sensing units configured to sense an image of a 3D space and generate successive plane frame images, each comprising a plurality of sensing signals respectively, being adapted to evaluate a velocity and a position relative to a surface of the optical pointing apparatus. The velocity and position information can be applied to adjust the resolution setting of the image-capturing device.

Image-capturing device configured for a 3D space optical pointing apparatus with adjustable resolution setting

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Hsin-Chu, Taiwan

Hsin-Chia Chen