Mediatek Corporation

Tsu-Ming Liu

Chi-Cheng Ju

Chih-Kai Chang

Yung-Chang Chang

Kui-Chang Tseng

Chun-Chia Chen

Chih-Ming Wang

Yu-Hao Huang

Shuo-Li Shih

Han-Liang Chou

Tung-Hsing Wu

Ping Chao

Tsui-Shan Chang

Da-shan Shiu

Kun-Bin Lee

Li-Heng Chen

Kuo-Chen Huang

Jia-Ying Lin

Yu-Chun Chang

Kai-Mau Chang

Wan-Ting Chen

Kai-Min Yang

Chang-Hung Tsai

An image adjusting method applied to an image adjusting device of a display panel includes applying content analysis to an original image, determining one related specific light power saving mode to reduce intensity of specific color of the original image in accordance with a result of the content analysis, and executing the related specific light power saving mode.

Image adjusting method and image adjusting device

An image processing method includes: performing content analysis upon an input frame to generate at least one content analysis result of the input frame; determining, by a processing circuit, an anti-blue light strength level for the input frame according to content analysis result(s) of the input frame; and in response to the anti-blue light strength level determined for the input frame, performing color correction upon the input frame to generate an output frame.

Method and apparatus for performing image color correction according to image content analysis

A perception-based image processing apparatus includes an image analyzing circuit and an application circuit. The image analyzing circuit obtains training data, sets a perception model according to the training data, performs an object detection of at least one frame, and generates an object detection information signal based at least partly on a result of the object detection of said at least one frame. The application circuit operates in response to the object detection information signal.

Perception-based image processing apparatus and associated method

A path planning method applied to a navigation device includes acquiring a two-dimensional depth map, transforming the two-dimensional depth map into a gray distribution map via statistics of pixel values on the two-dimensional depth map, computing a space matching map by arranging pixel counts on the gray distribution map, and computing a weighting value about each angle range of the space matching map in accordance with a distance from location of a pixel count to a reference point of the space matching map. The weighting value represents existential probability of an obstacle within the said angle range and a probable distance between the navigation device and the obstacle.

Path planning method and related navigation device

Methods and apparatus of compression for pre-stitched pictures captured by multiple cameras of a panoramic video capture device are disclosed. At the encoder side, stitching information associated with a stitching process to form the pre-stitched pictures is used to encode a current block according to embodiments of the present invention, where the stitching information comprises calibration data, matching results, seam position, blending level, sensor data, or a combination thereof. In one embodiment, the stitching information corresponds to matching results associated with a projection process, and projection-based Inter prediction is used to encode the current block by projecting a reference block in a reference pre-stitched picture to coordinates of the current block. In another embodiment, the stitching information corresponds to seam information associated with seam detection, and seam-based Inter prediction is used to encode the current block by utilizing the seam information.

Method and apparatus of video compression for pre-stitched panoramic contents

A portable device has an adaptive panoramic image processor. The portable device further has a plurality of image sensors having overlapping fields of view and an input device receiving a trigger signal that triggers the plurality of image sensors to capture a plurality of images. The adaptive panoramic image processor of the portable device processes the images to form a panorama based on side information about the portable device.

Portable device with adaptive panoramic image processor

A method for storing data of an image frame into a frame buffer includes at least the following steps: dividing the image frame into a plurality of access units, each having at least one encoding unit, wherein each encoding unit is a unit for data compression; and performing the data compression upon each encoding unit of the image frame, and generating an output bitstream to the frame buffer based on a data compression result of the encoding unit. A processing result of each access unit includes each output bitstream of the at least one encoding unit included in the access unit; a plurality of processing results of the access units are stored in a plurality of storage spaces allocated in the frame buffer, respectively; and a size of each of the storage spaces is equal to a size of a corresponding access unit.

Method and apparatus for accessing compressed data and/or uncompressed data of image frame in frame buffer

A data processing apparatus has a first compressor, a second compressor, a first output interface, and a second output interface. The first compressor generates first compressed display data by performing compression upon display data of a first partial region of a frame according to a first compression order. The second compressor generates second compressed display data by performing compression upon display data of a second partial region of the frame according to a second compression order. There is a boundary between the first partial region and the second partial region. In a horizontal direction, the first compression order on one side of the first boundary is opposite to the second compression order on another side of the first boundary. The first and second output interfaces output the first and second compressed display data via a first display port and a second display port of a display interface, respectively.

Data processing apparatus capable of performing optimized compression for compressed data transmission over multiple display ports of display interface and related data processing method

An optical sensing method capable of changing a sensing direction of an optical sensing module is applied to a portable device, which includes a housing, an optical sensing module and an optical diverting mechanism. The optical sensing module is disposed inside the housing. The optical sensing module includes an optical emitter adapted to emit an optical sensing signal out of the housing and an optical receiver adapted to receive an optical modulated signal reflected from an external object. The optical diverting mechanism is adjacent by the optical sensing module. The optical sensing signal is directly projected while the optical sensing signal is not diverted by the optical diverting mechanism, and the optical sensing signal is transmitted to a second direction different from the first direction while the optical sensing signal is diverted by the optical diverting mechanism.

Portable device with multiple optical sensing functions and related optical sensing method

An electronic device for sensing air quality is provided. The electronic device includes a proximity sensor, a processor and a memory. The proximity sensor at least includes a light source and a light sensor. The light source emits light toward particulate matter in air, wherein the light is reflected by a surface of the particulate matter to form reflected light. The light sensor senses the reflected light. The processor is coupled to the proximity sensor, and the memory is operatively coupled to the processor. The processor is configured to execute program code stored in the memory by: obtaining an air quality value corresponding to an intensity value of the reflected light according to an air quality table.

Electronic device and method for sensing air quality

A controller for generating an output image to be rendered on a transparent display panel is provided. The controller is configured to: receive an input image; calculate an opacity of each pixel in the input image according to a predetermined equation associated with the transparent display panel; determine a display mode of one or more portions of the input image according to transparency indication information associated with the one or more portions of the input image, wherein the display mode corresponds to transparency of the one or more portions in the input image; and obtain the output image to be displayed on the transparent display panel according to the determined display mode of the one or more portion of the input image.

Display control for transparent display

A data processing apparatus has a camera sensor, a camera buffer, a compressor, and an output interface. The camera sensor generates an input multimedia data. The camera buffer stores a first data derived from the input multimedia data. The compressor generates a compressed multimedia data by compressing a second data derived from the input multimedia data. The output interface packs the compressed multimedia data into a bitstream, and outputs the bitstream via a camera interface. The camera interface is coupled between the data processing apparatus and another data processing apparatus that are located at different chips, and the camera interface is a chip-to-chip interface that provides direct pin connections between the different chips.

Data processing system for transmitting compressed multimedia data over camera interface

A portable device capable of building a panorama, a panoramic video or/and a panoramic audio. The portable device has a plurality of sensors with overlapping sensing areas and an input device receiving a trigger signal that triggers the sensors to sense data for generating a panoramic photo/video/audio file.

Portable device capable of generating panoramic file

Method and system of video decoding incorporating frame compression to reduce frame buffer size are disclosed. The method adjusts parameters of the frame compression according to decoder system information or syntax element in the video bitstream. The decoder system information may be selected from a group consisting of system status, system parameter and a combination of system status and system parameter. The decoder system information may include system bandwidth, frame buffer size, frame buffer status, system power consumption, and system processing load. The syntax element comprises reference frame indicator, initial picture QP (quantization parameter), picture type, and picture size. The adaptive frame compression may be applied to adjust compression ratio. Furthermore, the adaptive frame compression may be applied to a decoder for a scalable video coding system or a multi-layer video coding system.

System and method for adaptive frame re-compression in video processing system

An electronic device for sensing touch force is provided. The electronic device includes a display screen, a pressure sensor, a processor and a memory. The pressure sensor senses at least one touch force in a direction that is perpendicular to a plane of the display screen and generates at least one sensing signal responsive to the at least one touch force. The processor is coupled to the pressure sensor and the display screen. The memory is operatively coupled to the processor. The processor is configured to execute program code stored in the memory by: generating a control signal corresponding to the at least one sensing signal; and performing an operation according to the control signal.

Growing community of inventors

Hsinchu, Taiwan

Tsu-Ming Liu