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公开(公告)号:US12118749B2
公开(公告)日:2024-10-15
申请号:US18319503
申请日:2023-05-18
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng Lee
CPC classification number: G06T7/80 , G06T7/60 , H04N17/002 , G06T2207/10024 , G06T2207/30204
Abstract: A calibration system for a multi-camera system is disclosed. The calibration system includes a connection device, a storage device, and a processor. The processor is configured to control each camera of the multi-camera system to capture a calibration image of a calibration board having a pattern including multiple conventional features and at least one non-conventional feature in which an FOV of the calibration image of at least one camera does not contain at least one conventional feature of the pattern, detect the conventional features and the non-conventional feature in the calibration image and record positions thereof in the storage device, transform a position of each conventional feature into absolute coordinates relative to reference coordinates by using a position of the non-conventional feature as the reference coordinates, and according to the absolute coordinates of the transformed conventional features, match the conventional features in the calibration images captured by the cameras to calibrate the cameras.
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公开(公告)号:US20230377091A1
公开(公告)日:2023-11-23
申请号:US17965817
申请日:2022-10-14
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng LEE
Abstract: A data processing method includes the following steps. An input image is received, the input image has a plurality of pixels, and each of the pixels has a pixel position. An valid region is defined in the input image, a plurality of valid pixels among the pixels are located in the valid region, and each valid pixel has a valid data. The valid data is written to the target address of the memory correspondingly according to a starting write address of the memory and a valid width of the input image, or according to the starting write address, the starting offset of the input image and the accumulation address of the memory.
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公开(公告)号:US11778157B2
公开(公告)日:2023-10-03
申请号:US17364385
申请日:2021-06-30
Applicant: EYS3D MICROELECTRONICS, CO.
Inventor: Chih-Chien Cheng , Chiao-Wen Lu , Ming-Hua Lin
IPC: H04N13/128 , H04N13/239 , H04N13/254 , H04N13/106 , H04N13/00
CPC classification number: H04N13/128 , H04N13/106 , H04N13/239 , H04N13/254 , H04N2013/0081
Abstract: The present invention discloses an image capture device and depth information calculation method thereof. The depth information calculation method includes: acquiring, a stereo camera module, an image information; and determining a re-projection mode according to a usage scenario, and transforming the image information to a depth information corresponding to the re-projection mode according to the re-projection mode. The re-projection mode is planar mode, cylinder mode or spherical mode, and the corresponding coordinate systems are planar coordinate system, cylinder coordinate system and spherical coordinate system respectively.
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公开(公告)号:US11652978B2
公开(公告)日:2023-05-16
申请号:US15862659
申请日:2018-01-05
Applicant: eYs3D Microelectronics, Co.
Inventor: Ben Wu , Hong-Yeh Hsieh , Chih-Kao Chen
IPC: H04N13/271 , H04N13/243 , G06T5/00 , G06T5/50 , H04N13/296 , G06T7/593 , H04N13/106 , H04N13/00
CPC classification number: H04N13/271 , G06T5/002 , G06T5/50 , G06T7/596 , H04N13/158 , H04N13/243 , H04N13/296 , G06T2207/10012 , G06T2207/10028 , G06T2207/20221 , H04N2013/0081
Abstract: A depth map generation device includes a plurality of image capture pairs, a depth map generation module, and a processor. The depth map generation module is coupled to the plurality of image capture pairs for generating a plurality of depth maps corresponding to the plurality of image capture pairs according to the image pairs captured by the plurality of image capture pairs. The processor is coupled to the depth map generation module for optionally outputting a depth map of the plurality of depth maps, or outputting a blending depth map composed of a part or all of the plurality of depth maps.
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公开(公告)号:US20220375029A1
公开(公告)日:2022-11-24
申请号:US17738018
申请日:2022-05-06
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng Lee
Abstract: A processing system for reducing data amount of a point cloud includes a sample rate controller and a transmitter. The sample rate controller is used for receiving a plurality of coordinates corresponding to the point cloud, and sampling the plurality of coordinates according to an adjustable sampling rate to generate a plurality of sampled coordinates, wherein data amount of the plurality of coordinates is not less than data amount of the plurality of sampled coordinates. The transmitter coupled to the sample rate controller is used for outputting the plurality of sampled coordinates.
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公开(公告)号:US11468174B2
公开(公告)日:2022-10-11
申请号:US15829969
申请日:2017-12-03
Applicant: eYs3D Microelectronics, Co.
Inventor: Chao-Chun Lu , Ming-Hua Lin
IPC: G06F21/60 , H04N7/18 , H04N5/91 , H04N5/225 , G06F21/78 , H04N5/63 , G06F21/44 , G06F21/62 , H04N5/77 , H04N5/913
Abstract: A surveillance camera system includes a camera and an image recorder. The image recorder receives a plurality of images captured by the camera and selectively encrypting the plurality of images captured by the camera to generate an encrypted file.
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公开(公告)号:US20210329213A1
公开(公告)日:2021-10-21
申请号:US17233306
申请日:2021-04-16
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng LEE
IPC: H04N13/128 , H04N13/243
Abstract: A fusion method and a fusion system for multiple depth information are provided. A first depth information is obtained by a first image capturing module. A second depth information is obtained by a second image capturing module. Through a non-linear transformation, the first depth information is transformed into a first transformation information, and the second depth information is processed according to the first transformation information to generate a transformed information; or the first depth information and the second depth information are merged to be a fusion information, which is then transformed into the transformed information through the nonlinear transformation.
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公开(公告)号:US11122247B2
公开(公告)日:2021-09-14
申请号:US15936468
申请日:2018-03-27
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng Lee
IPC: G06T7/00 , G06T7/593 , G06T5/00 , G06T7/11 , G06T7/174 , G06T7/521 , H04N13/128 , H04N13/271 , H04N5/225 , G06T7/80 , H04N5/222 , G06T5/50 , H04N13/296 , H04N13/239 , H04N13/254 , H04N13/00
Abstract: A depth map generation device capable of correcting occlusion includes at least two image capture pairs and a depth map generator. The at least two image capture pairs is used for capturing a plurality of images. The depth map generator is coupled to the two image capture pairs for generating a first depth map and a second depth map according to the plurality of images, wherein when the first depth map includes a first occlusion region and a first non-occlusion region, the depth map generator corrects the first occlusion region according to the second depth map.
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公开(公告)号:US11122214B2
公开(公告)日:2021-09-14
申请号:US16045753
申请日:2018-07-26
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng Lee
Abstract: An image capture device includes a light source, an image capture circuit, and a processor. The light source is used for generating emitting light. The image capture circuit is used for capturing an image corresponding to the emitting light. The processor is coupled to the light source and the image capture circuit for optionally adjusting the intensity of the emitting light of the light source according to luminance corresponding to the image and a target value.
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公开(公告)号:US10977817B2
公开(公告)日:2021-04-13
申请号:US15942367
申请日:2018-03-30
Applicant: eYs3D Microelectronics, Co.
Inventor: Chi-Feng Lee
IPC: G06T7/593 , H04N13/204 , H04N13/282 , H04N5/232 , H04N13/25 , H04N13/296 , H04N13/239 , H04N13/254 , H04N13/111 , G06T3/40 , G06T5/50 , G06T5/00 , H04N13/00
Abstract: An image device includes a first image capture module, a second image capture module, and an image processor. The first image capture module has a first field of view, and the second image capture module has a second field of view different from the first field of view. The image processor is coupled to the first image capture module and the second image capture module. The image processor sets a virtual optical center according to the first image capture module, the second image capture module, and a target visual scope, and generates a display image corresponding to the virtual optical center.
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