Patents by Inventor Wen Yan

Wen Yan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160080654
    Abstract: The present invention discloses a method of capturing images and an image capturing device using the method. The image capturing device has a first lens module and a second lens module having a view angle which is smaller than that of the first lens module. The method comprises: increasing an exposure time and reducing a light sensitivity value of the first lens module and capturing a first image by using the first lens module; reducing the exposure time and increasing the light sensitivity value of the first lens module and capturing a second image by using the second lens module; extracting a plurality of image features from the first image and the second image respectively and determining a region corresponding to the second image in the first image; and merging the second image into the region in the first image to generate an output image.
    Type: Application
    Filed: October 27, 2014
    Publication date: March 17, 2016
    Inventors: Wen-Yan CHANG, Hong-Long CHOU, Yi-Hong TSENG, Tsan-Wei WANG, Che-Lun CHUANG
  • Publication number: 20160080657
    Abstract: The present invention discloses an image capturing device and a digital zoom method. The image capturing device comprises a first lens module, a second lens module, a feature extraction unit, an image zooming-deformation unit and an image merging unit. The first lens module and the second lens module are applied to capture a first image and a second image, respectively. The feature extraction unit extracts a plurality of first image features and second image features from the first image and the second image, respectively, and generating pixel offset characteristics. Based on a zoom factor and the pixel offset characteristics, the image zooming-deformation unit zooms and deforms the first and second images to generate a third image and a fourth image. The image merging unit bases the zoom factor to merge the third image and the fourth image for obtaining a combined image.
    Type: Application
    Filed: October 29, 2014
    Publication date: March 17, 2016
    Inventors: Hong-Long CHOU, Yi-Hong TSENG, Yu-Chih WANG, Che- Lun CHUANG, Chia-Chun TSENG, Tai-Chang YANG, Wen-Yan CHANG, Tsan-Wei WANG
  • Patent number: 9225909
    Abstract: An image capturing device and a digital zoom display method are provided. The device includes two lens modules configured to respectively capture a first image and a second image, and their capturing view fields are substantially identical, a preview processing unit configured to generate a third image by down-sampling the first image according to a display unit's resolution, a feature extraction unit, an image zooming and distortion unit and an image fusing unit. The second image is trimmed for generating a fourth image according to the same size of the third image. A pixel offset feature corresponding with the third and fourth images is generated by the feature extraction unit. The image zooming and distortion unit generates a fifth image and a sixth image according to the pixel offset feature and zoom ratio to the image fusing unit to generate a combined image displayed on the display unit.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: December 29, 2015
    Assignee: ALTEK SEMICONDUCTOR CORPORATION
    Inventors: Hong-Long Chou, Yi-Hong Tseng, Wen-Yan Chang, Yu-Chih Wang, Chia-Chun Tseng, Tai-Chang Yang, Che-Lun Chuang, Tsan-Wei Wang
  • Patent number: 9210303
    Abstract: The present disclosure illustrates a lens distortion correction method to solve influence for distortion correction caused by an alignment error between a lens center and a center of image sensor unit during assembling. The present disclosure is characterized in that the spatial geometric calibration is incorporated with the lens distortion correction and different image centers are selected repeatedly when transformation relationship of image coordinates is used to perform the lens distortion correction, so as to correct the image center of the image to be corrected and enhance the accuracy of lens distortion correction.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: December 8, 2015
    Assignee: ALTEK SEMICONDUCTOR CORPORATION
    Inventors: Hong-Long Chou, Yu-Chih Wang, Wen-Yan Chang, Yao-Sheng Wang
  • Publication number: 20150319421
    Abstract: Method and apparatus for optimizing depth information are provided. One of a left image and a right image is divided into a plurality of segmentations for obtaining a plurality of segmentation maps. A necessary repair depth map is obtained, and the necessary repair depth map is partitioned into a plurality of depth planes according to a plurality of primary depth values and a camera parameter. The primary depth values are recorded in the necessary repair depth map having a plurality of holes. A plurality of optimized depth values are respectively generated for the holes in each of the depth planes by using the segmentation maps, and the optimized depth values are filled into the depth planes to obtain an optimized depth map.
    Type: Application
    Filed: June 16, 2014
    Publication date: November 5, 2015
    Inventors: Yu-Chia Chung, Wen-Yan Chang, Chia-Chun Tseng, Yun-Chin Lee
  • Patent number: 9168625
    Abstract: A computer numerical control machine tool for grinding two sides of a plane by shifting self-rotation ultrasonic vibration, wherein a pillar (3) is provided on the tool body (1) of the machine tool, a Y axis movement assembly (12) is provided on the platform of the tool body (1), with a lower revolving movement assembly (11), which revolves about a Z coordinate axis, being mounted on the upper surface of the Y axis movement assembly (12), and a lower grinding plate (10) being mounted coaxially above the lower revolving movement assembly (11); an ultrasonic vibration assembly (2) is mounted fixedly on the pillar (3), with a separation plate (8) for clamping a workpiece assembly (9) being provided on the ultrasonic vibration assembly (2); an X axis movement assembly (4) is mounted on the upper part of the pillar (3), a Z axis movement assembly (5) is mounted on the upright face of the X axis movement assembly (4), with an upper revolving movement assembly (6), which revolves about the Z coordinate axis, being p
    Type: Grant
    Filed: September 8, 2011
    Date of Patent: October 27, 2015
    Assignee: XI'AN UNIVERSITY OF TECHNOLOGY
    Inventors: Yumei Huang, Wen Yan, Feng Gao, Hao Jiang
  • Publication number: 20150304527
    Abstract: The present disclosure illustrates a lens distortion correction method to solve influence for distortion correction caused by an alignment error between a lens center and a center of image sensor unit during assembling. The present disclosure is characterized in that the spatial geometric calibration is incorporated with the lens distortion correction and different image centers are selected repeatedly when transformation relationship of image coordinates id used to perform the lens distortion correction, so as to correct the image center of the image to be corrected and enhance the accuracy of lens distortion correction.
    Type: Application
    Filed: June 3, 2014
    Publication date: October 22, 2015
    Applicant: Altek Semiconductor Corporation
    Inventors: Hong-Long CHOU, Yu-Chih WANG, Wen-Yan CHANG, Yao-Sheng WANG
  • Publication number: 20150292873
    Abstract: An image capture device, a depth generating device and a method thereof are disclosed. The present disclosure is characterized in that a depth calculation technology with a structure light projection and a pictorial depth calculation technology are combined to better both of resolution and accuracy of the calculated image depth. In addition, the utilization of a modified flashlight enables the combination of the two technologies to be applied to a hand-held capture device.
    Type: Application
    Filed: May 30, 2014
    Publication date: October 15, 2015
    Applicant: Altek Semiconductor Corporation
    Inventors: Hong-Long CHOU, Wen-Yan CHANG, Yu-Chih WANG
  • Publication number: 20150217024
    Abstract: Method of manufacturing hydrogel microparticles comprising one or more species of living cells attached thereon and/or encapsulated therein is provided. The method includes dissolving a hydrogel-forming agent in an aqueous medium to form a solution; suspending one or more species of living cells in the solution to form a cell suspension; dispersing the cell suspension into an organic oil to form a microemulsion; and subjecting the microemulsion to conditions that allow the hydrogel-forming agent to form hydrogel microparticles comprising one or more species of living cells attached thereon and/or encapsulated therein. Composition comprising a mixture of a degradable hydrogel and at least one hydrogel microparticle having one or more species of living cells, and method of manufacturing a scaffold for tissue engineering are also provided.
    Type: Application
    Filed: July 26, 2013
    Publication date: August 6, 2015
    Inventors: Dongan Wang, Ting Ting Lau, Wen Yan Leong
  • Patent number: 9100584
    Abstract: The present disclosure illustrates a camera array correction method. The method comprises steps of calculating the gain values between the images captured by cameras with the pre-measured characteristic of each of the cameras. By such correction method, the different cameras in the camera array can capture images of the same brightness values and color values simultaneously. In addition, the huge computation requirement due to the increasing of the cameras can be reduced effectively.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: August 4, 2015
    Assignee: ALTEK SEMICONDUCTOR CORPORATION
    Inventors: Hsin-Te Wang, Kai-Yu Tseng, Wen-Yan Chang
  • Publication number: 20150206634
    Abstract: Aspects of the disclosure provide a device that includes a first inductor. The first inductor includes a first coil portion having more than one turn that defines a first enclosed area and a second coil portion having more than one turn that defines a second enclosed area. The first coil portion and the second coil portion are arranged to generate magnetic fields having substantially equal strength and opposite directions.
    Type: Application
    Filed: January 14, 2015
    Publication date: July 23, 2015
    Applicant: MARVELL WORLD TRADE LTD
    Inventors: Wen YAN, Hongzheng Han, Zhao Liu, Zhenhua Xiong, Yuan Lu
  • Publication number: 20150201182
    Abstract: An auto focus (AF) method adapted to an AF apparatus is provided. The AF method includes following steps. A first image is captured by using the first image sensor. At least one characteristic is detected based on the first image, and whether the characteristic meets a predetermined condition is determined. If the characteristic meets the predetermined condition, a focus depth is calculated according to a three-dimensional (3D) depth information and movement of a first lens of the first sensor is driven according to the focus depth for focusing. If the characteristic does not meet the predetermined condition, the first lens is driven to move for many times to obtain a plurality of contrast values, such that movement of the first lens is driven according to the contrast values for focusing. Additionally, an AF apparatus is provided.
    Type: Application
    Filed: March 27, 2015
    Publication date: July 16, 2015
    Inventors: Wen-Yan Chang, Yu-Chen Huang, Hong-Long Chou, Chung-Chia Kang, Shan-Lung Chao
  • Patent number: 9053368
    Abstract: An image transfer apparatus and a method thereof comprise: capturing at least one first image, wherein the first image includes at least one face image; performing a face detection to obtain at least one face feature; a database has at least one identification information which comprises at least one face photo and a corresponding communication information; comparing the face feature with the face photo saved in the database; retrieving the corresponding communication information and the identification information corresponding to the face photo, if the face feature matches the face photo; performing the face image processing corresponding to the identification information in the first image, so as to obtain at least one second image; transmitting each second image according to the communication information of the processed face image in the second image.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: June 9, 2015
    Assignee: Altek Corporation
    Inventors: Hong-Long Chou, Wen-Yan Chang, Tai-Chang Yang
  • Patent number: 9047369
    Abstract: A user may submit product title information to a server. The server may generate a phrase based on the product title information. The server may then search a database to find relevancies between the phrase and product categories corresponding to multiple nodes in a product category tree. Based on the relevancies, the server may select a node from the multiple nodes. The server may associate the product title information with the node corresponding to a product category when the node is a leaf node of the product category tree.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: June 2, 2015
    Assignee: Alibaba Group Holding Limited
    Inventors: Wen Yan Miao, Jian Ping Qian
  • Patent number: 9019379
    Abstract: The present invention discloses a license plate image-pickup device and an image exposure adjustment method thereof. The license plate image-pickup device comprises an image-sensing module, a recognition module and a processing module. The license plate image-pickup device takes a scene. The image-sensing module senses the scene to produce an image. The recognition module detects a vehicle object. The processing module adjusts the exposure of the vehicle object to produce an exposure adjusted vehicle object, and then the recognition module detects a license plate object from the exposure adjusted vehicle object, and the processing module adjusts the exposure of the license plate object.
    Type: Grant
    Filed: May 17, 2012
    Date of Patent: April 28, 2015
    Assignee: Altek Corporation
    Inventors: Wen-Yan Chang, Tai-Chang Yang, Chia-Chun Hsieh, Shan-Lung Chao, Hsin-Te Wang, Hong-Long Chou
  • Patent number: 9007759
    Abstract: A display module holding frame and method of manufacturing same include the steps of: first, providing a support frame which includes an installation frame to hold a display module, two installation portions to hold two hinge structures, an installation space formed within the installation frame, a coupling space formed between the two installation portions and a wiring passage communicating with the installation space and the coupling space; next, threading a signal wire through the wiring passage; finally, forming a rubber protective layer on the surface of the support frame via an injection process. The rubber protective layer has a holding portion to fix the signal wire in the wiring passage. The display module holding frame thus formed provides a structure to securely hold the signal wire without moving freely.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: April 14, 2015
    Assignee: Sinher Technology Inc.
    Inventors: Ting-Hung Su, Wen Yan Lin, Yung-Chang Chiang
  • Publication number: 20140379724
    Abstract: A user may submit product title information to a server. The server may generate a phrase based on the product title information. The server may then search a database to find relevancies between the phrase and product categories corresponding to multiple nodes in a product category tree. Based on the relevancies, the server may select a node from the multiple nodes. The server may associate the product title information with the node corresponding to a product category when the node is a leaf node of the product category tree.
    Type: Application
    Filed: September 5, 2014
    Publication date: December 25, 2014
    Inventors: Wen Yan Miao, Jian Ping Qian
  • Patent number: 8909037
    Abstract: The present disclosure illustrates an auto-focus system using multiple lenses and method thereof, the system is characterized in using multiple lenses and combining multiple focus approaches to improve focus speed and precision. In particular, the system moves multiple lenses simultaneously to perform focusing for reducing focus time efficiently.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: December 9, 2014
    Assignee: Altek Semiconductor Corporation
    Inventors: Yu-Chen Huang, Wen-Yan Chang
  • Patent number: 8903233
    Abstract: The present disclosure illustrates an auto-focus system using multiple lenses and method thereof. The system is characterized in using multiple lenses and combining a focus depth based approach and a contrast value based approach to improve focus speed and precision. In particular, the system can avoid the impairment caused by the repeat pattern in the focus depth based approach.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: December 2, 2014
    Assignee: Altek Semiconductor Corporation
    Inventors: Yu-Chen Huang, Wen-Yan Chang, Chung-Chia Kang
  • Patent number: 8897589
    Abstract: A method of detecting the subject of an image and imaging device thereof are disclosed. The method comprises the following steps of providing an image capturing module to capture the temporal image, providing the image processing module to receive the temporal image and to determine a plurality of objects from the temporal image, using the image processing module to define a plurality of regions on the temporal image based on the center of temporal image, using the image processing module to assign an initial setup value to each of the objects according to the region corresponding to each of the objects, using the imaging processing module to execute an operation to increase or decrease each of the initial setup values, using the image processing module to execute a sorting, and selecting at least one of the objects as a subject of the temporal image.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: November 25, 2014
    Assignee: Altek Semiconductors Corporation
    Inventors: Chia-Chun Hsieh, Wen-Yan Chang, Hong-Long Chou