Patents by Inventor Chi-Feng Lee

Chi-Feng Lee 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: 20240144508
    Abstract: A depth information processing method and a depth information processing system using the same are provided. The method includes the following steps. A pixel shifting process is performed on a first image and a second image of an original image group to obtain a zero-shifted first image and a shifted second image of a shifted image group. The original image group and the shifted image group are combined to obtain a combined image. A depth information processing is performed on the combined image to obtain an initial depth information. The initial depth information has a basic depth information corresponding to the original image group and a compensated depth information corresponding to the shifted image group. A numerical restoration process is performed on the compensated depth information to obtain a restored depth information. The basic depth information and the restored depth information are fused to obtain a fused depth information.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 2, 2024
    Inventor: Chi-Feng LEE
  • Patent number: 11944935
    Abstract: A gas detection purification device is disclosed and includes a main body, a purification unit, a gas guider, a gas detection module and a controlling-driving module. The main body includes an inlet, an outlet, an external socket and a gas-flow channel disposed between the inlet and the outlet. The purification unit is disposed in the gas-flow channel for filtering gas introduced through the gas-flow channel. The gas guider is disposed in the gas channel and located at a side of the purification unit. The gas is inhaled through the inlet, flows through the purification unit and is discharged out through the outlet. The gas detection module is plugged into or detached from the external socket. The controlling driving module is disposed within the main body and electrically connected to the gas guider to control the operation of the gas guider in an enabled state and a disabled state.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee, Tsung-I Lin
  • Patent number: 11946569
    Abstract: An actuating and sensing module is disclosed and includes a bottom plate, a gas pressure sensor, a thin gas transportation device and a cover plate. The bottom plate includes a pressure relief orifice, a discharging orifice and a communication orifice. The gas pressure sensor is disposed on the bottom plate and seals the communication orifice. The thin gas transportation device is disposed on the bottom plate and seals the pressure relief orifice and the discharging orifice. The cover plate is disposed on the bottom plate and covers the gas pressure sensor and the thin gas-transportation device. The cover plate includes an intake orifice. The thin gas transportation device is driven to inhale gas through the intake orifice, the gas is then discharged through the discharging orifice by the thin gas transportation device, and a pressure change of the gas is sensed by the gas pressure sensor.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Shih-Chang Chen, Jia-Yu Liao, Hung-Hsin Liao, Chung-Wei Kao, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee
  • Patent number: 11944412
    Abstract: A blood pressure detection device manufactured by a semiconductor process includes a substrate, a microelectromechanical element, a gas-pressure-sensing element, a driving-chip element, an encapsulation layer and a valve layer. The substrate includes inlet apertures. The microelectromechanical element and the gas-pressure-sensing element are stacked and integrally formed on the substrate. The encapsulation layer is encapsulated and positioned on the substrate. A flowing-channel space is formed above the microelectromechanical element and the gas-pressure-sensing element. The encapsulation layer includes an outlet aperture in communication with an airbag. The driving-chip element controls the microelectromechanical element, the gas-pressure-sensing element and valve units to transport gas.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Ching-Sung Lin, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin
  • Patent number: 11937903
    Abstract: A blood pressure device includes a first blood pressure measuring device, a second blood pressure measuring device, and a controller. The first blood pressure measuring device is to be worn on a first position of a wrist so as to obtain a first blood pressure information of the first position. The second blood pressure measuring device is to be worn on a second position of the wrist so as to obtain a second blood pressure information of the second position. The controller is electrically coupled to the first blood pressure measuring device and the second blood pressure measuring device so as to adjust tightness between the expanders and the user's skin, respectively. The controller receives, processes, and calculates a pulse transit time between the first blood pressure information and the second blood pressure information, and the controller obtains at least one blood pressure value based on the pulse transit time.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: March 26, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Chin-Wen Hsieh
  • Patent number: 11943418
    Abstract: A processing method and a processing system for multiple depth information are provided. The processing method for multiple depth information includes the following steps. A plurality of first images and a plurality of second images are obtained. The first images and the second images are inputted to the same depth generating unit. The first images and the second images are calculated by the depth generating unit to obtain a plurality of depth information corresponding to the first images and the second images.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: March 26, 2024
    Assignee: EYS3D MICROELECTRONICS Co.
    Inventor: Chi-Feng Lee
  • Publication number: 20240088224
    Abstract: A semiconductor structure includes a first gate structure, a second gate structure coupled to the first gate structure, a source region, a first drain region, and a second drain region. The source region is surrounded by the first gate structure and the second gate structure. The first drain region is separated from the source region by the first gate structure. The second drain region is separated from the source region by the second gat structure. A shape of the first drain region and a shape of the second drain region are different from each other from a plan view.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 14, 2024
    Inventors: HSING-I TSAI, FU-HUAN TSAI, CHIA-CHUNG CHEN, HSIAO-CHUN LEE, CHI-FENG HUANG, CHO-YING LU, VICTOR CHIANG LIANG
  • Patent number: 11889044
    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.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: January 30, 2024
    Assignee: EYS3D MICROELECTRONICS, CO.
    Inventor: Chi-Feng Lee
  • Publication number: 20230377198
    Abstract: A calibration system for a multi-camera system is disclosed. The calibration system includes a connection device, a storage device, and a processor.
    Type: Application
    Filed: May 18, 2023
    Publication date: November 23, 2023
    Applicant: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Publication number: 20230377181
    Abstract: A sensing device comprises a first sensor, a second sensor and a computing unit. The first sensor generates a plurality of first depth information with a first sampling rate and a first precision. The second sensor generates a plurality of second depth information with a second sampling rate and a second precision. The second sampling rate is greater than the first sampling rate, and the second precision is less than the first precision. The computing unit performs a fusion operation according to the first depth information and the second depth information to obtain a fused depth information. The fused depth information has the first precision and the second sampling rate.
    Type: Application
    Filed: October 14, 2022
    Publication date: November 23, 2023
    Inventor: Chi-Feng LEE
  • Publication number: 20230377091
    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.
    Type: Application
    Filed: October 14, 2022
    Publication date: November 23, 2023
    Inventor: Chi-Feng LEE
  • Publication number: 20230328941
    Abstract: A carrier assembly for mounting equipment into a carrier slot includes an electro-magnetic interference (EMI) shield and an EMI finger. The EMI shield protects the mounted equipment from EMI. The EMI shield is formed in a first plane of the carrier assembly. The EMI finger protrudes from the EMI shield and is coupled to the EMI shield. The EMI finger is formed in a second plane perpendicular to the first plane. The EMI finger operates, when the carrier assembly is installed into the carrier slot, to couple the EMI shield to the carrier slot. The EMI finger, when viewed from a first direction that is perpendicular to both the first plane and the second plane, is formed in a tear-drop shape.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 12, 2023
    Inventors: Yu-Lin Chen, Yueh-Chun Tsai, Chun-Cheng Lin, Chi-Feng Lee
  • Publication number: 20230231965
    Abstract: An image processing device includes a rotation processor and an image processor. The rotation processor receives an input image and generates a temporary image according to the input image. The image processor is coupled to the rotation processor and outputs a processed image according to the temporary image, wherein the image processor has a predetermined image processing width, a width of the input image is larger than the predetermined image processing width, and a width of the temporary image is less than the predetermined image processing width.
    Type: Application
    Filed: January 4, 2023
    Publication date: July 20, 2023
    Applicant: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Patent number: 11688102
    Abstract: An image capture system with calibration function includes an image capture device, a laser rangefinder, and a processer. The image capture device captures two images. The processer determines at least one feature point according to the two images, and generates depth information corresponding to each feature point of the at least one feature point according to the two images, wherein the laser rangefinder measures a reference distance corresponding to the each feature point, and the processer optionally calibrates the depth information or the two images according to the reference distance.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: June 27, 2023
    Assignee: eYs3D Microelectronics, Co.
    Inventors: Ming-Hua Lin, Chi-Feng Lee
  • Publication number: 20230107110
    Abstract: A depth processing system includes a plurality of depth capturing devices and a processor. Each depth capturing device of the plurality of depth capturing devices generates depth information corresponding to a field-of-view thereof according to the field-of-view. The processor fuses a plurality of depth information generated by the plurality of depth capturing devices to generate a three-dimensional point cloud/panorama depths corresponding to a specific region, and detects a moving object within the specific region according to the three-dimensional point cloud/the panorama depths.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Applicant: eYs3D Microelectronics, Co.
    Inventors: Chao-Chun Lu, Ming-Hua Lin, Chi-Feng Lee
  • Patent number: 11582402
    Abstract: An image processing device includes a rotation processor and an image processor. The rotation processor receives an input image and generates a temporary image according to the input image. The image processor is coupled to the rotation processor and outputs a processed image according to the temporary image, wherein the image processor has a predetermined image processing width, a width of the input image is larger than the predetermined image processing width, and a width of the temporary image is less than the predetermined image processing width.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: February 14, 2023
    Assignee: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Publication number: 20220375029
    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.
    Type: Application
    Filed: May 6, 2022
    Publication date: November 24, 2022
    Applicant: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Publication number: 20220373328
    Abstract: A depth information processing device includes a multi-directional information processor. The multi-directional information processor is used for generating a corrected depth value according to valid depth values of corresponding positions in at least two different directions corresponding to a position in a hole in depth information, wherein the corrected depth value is used for correcting an invalid depth value of the position, and the corresponding positions in the at least two different directions are outside the hole. After the multi-directional information processor corrects invalid depth values of a plurality of positions included in the hole, the multi-directional information processor outputs corrected depth information.
    Type: Application
    Filed: May 6, 2022
    Publication date: November 24, 2022
    Applicant: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Patent number: 11508082
    Abstract: An image device utilizing non-planar projection images to generate a depth map includes two image capturers and a depth engine. The two image capturers are used for generating two non-planar projection images, wherein when each non-planar projection image of the two non-planar projection images is projected to a space corresponding to an image capturer corresponding to the each non-planar projection image, projection positions of each row of pixels of the each non-planar projection image in the space and optical centers of the two image capturers share a plane. The depth engine is used for generating a depth map according to the two non-planar projection images.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: November 22, 2022
    Assignee: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee
  • Patent number: 11438525
    Abstract: An image device for generating depth images includes at least two image capturers and a rotating device. When the rotating device rotates the at least two image capturers, multiple images captured by the at least two image capturers are utilized to generate a depth image, wherein a view angle corresponding to the depth image is not less than a view angle of each image capturer of the at least two image capturers.
    Type: Grant
    Filed: January 6, 2021
    Date of Patent: September 6, 2022
    Assignee: eYs3D Microelectronics, Co.
    Inventor: Chi-Feng Lee