Patents by Inventor Je-an Yu

Je-an Yu 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).

  • Patent number: 10840835
    Abstract: A camera module includes a lens barrel configured to be movable; a detection target disposed on one side of the lens barrel; an integrated coil and a sensing coil facing the detection target and disposed in a direction perpendicular to a direction of movement of the lens barrel; a driver configured to apply a driving signal to the integrated coil; and a position detector configured to detect a position of the lens barrel according to an inductance of the integrated coil and an inductance of the sensing coil, wherein a width of the integrated coil in the direction perpendicular to the direction of movement of the lens barrel and a width of the sensing coil in the direction perpendicular to the direction of movement of the lens barrel change in the direction of movement of the lens barrel.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: November 17, 2020
    Assignee: Samsung EIectro-Mechanics Co., Ltd.
    Inventors: Je Hyeon Yu, Youn Joong Lee, Sung Man Pang, Jin Kim, Koon Shik Cho
  • Patent number: 10834322
    Abstract: An actuator for a camera module includes two or more detectable elements, the detectable elements are respectively disposed on a first and second surface of a lens barrel, an oscillating element including a first oscillation circuit unit that includes two or more oscillation circuits facing the first surface of the lens barrel, and a second oscillation circuit unit that includes two or more oscillation circuits facing the second surface of the lens barrel, and a determining device that calculates a position of the lens barrel in response to oscillation signals output from the oscillating element. The determining device is configured to calculate the position of the lens barrel based on determined frequencies of oscillation signals of the first oscillation circuit unit and the second oscillation circuit unit.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: November 10, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Youn Joong Lee, Sung Man Pang, Jin Kim, Sang Hyun Min, Ja Hwi Cho, Koon Shik Cho, Je Hyeon Yu, Ho Kwon Yoon
  • Patent number: 10804304
    Abstract: Image sensors are provided. An image sensor includes a semiconductor substrate including a pixel region and an optical black region. The image sensor includes a plurality of photoelectric conversion regions in the pixel region. The image sensor includes a wiring structure on a first surface of the semiconductor substrate. The image sensor includes a light shielding layer on a second surface of the semiconductor substrate in the optical black region. Moreover, the image sensor includes a light shielding wall structure that is in the semiconductor substrate between the pixel region and the optical black region and that is connected to the light shielding layer.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-pil Noh, Chang-keun Lee, Je-won Yu, Kang-sun Lee
  • Patent number: 10718992
    Abstract: A camera module includes a lens barrel, a driving coil disposed to face a target detection unit prepared on one side of the lens barrel, a driving device configured to provide a driving signal to the driving coil, and a position calculating unit including a first capacitor, configured to provide a ground for an alternating current (AC) signal to the driving coil, a second capacitor, connected to the driving coil to constitute oscillation circuit together with the driving coil, and a position calculating circuit configured to calculate a position of the lens barrel from a frequency of the oscillation circuit.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: July 21, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Man Pang, Youn Joong Lee, Je Hyeon Yu, Kwang Mook Lee, Myeung Su Kim, Jin Kim
  • Patent number: 10707969
    Abstract: A controller includes an amplification ratio control unit, an amplification unit, a digital conversion unit, and a driving current control unit. The amplification ratio control unit is configured to generate an amplification ratio signal based on an ambient temperature of a laser diode. The amplification unit configured to amplify, based on the amplification ratio signal, a detection current from a photodiode configured to detect light output from the laser diode, and output the detection current as a voltage signal. The amplification ratio signal controls an amplification ratio of the amplification unit. The digital conversion unit is configured to convert the voltage signal into a digital signal. The driving current control unit is configured to control a driving current of a driver configured to drive the laser diode based on the digital signal.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: July 7, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ji Buem Chun, Sung Man Pang, Je Hyeon Yu
  • Publication number: 20200117786
    Abstract: A wearable device includes a display; a sensor configured to obtain a biometric information of a user; a memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: based on an event related to executing an application, identify execution of biometric authentication associated with the application; based on the identification, display a message indicating information corresponding to the biometric authentication to be performed in the wearable device; obtain, by the sensor, the biometric information of the user wearing the wearable device; identify authority using the obtained biometric information and registered biometric information stored in the memory; and display, by the display, a screen associated with the executed application based on the identified authority.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk YUN, Je-in YU, Dae-kwang JUNG
  • Publication number: 20200052621
    Abstract: A camera module includes a lens barrel configured to be movable; a detection target disposed on one side of the lens barrel; an integrated coil and a sensing coil facing the detection target and disposed in a direction perpendicular to a direction of movement of the lens barrel; a driver configured to apply a driving signal to the integrated coil; and a position detector configured to detect a position of the lens barrel according to an inductance of the integrated coil and an inductance of the sensing coil, wherein a width of the integrated coil in the direction perpendicular to the direction of movement of the lens barrel and a width of the sensing coil in the direction perpendicular to the direction of movement of the lens barrel change in the direction of movement of the lens barrel.
    Type: Application
    Filed: January 15, 2019
    Publication date: February 13, 2020
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Je Hyeon YU, Youn Joong LEE, Sung Man PANG, Jin KIM, Koon Shik CHO
  • Patent number: 10552598
    Abstract: A wearable device includes a display; a sensor configured to obtain a biometric information of a user; a memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: based on an event related to executing an application, identify execution of biometric authentication associated with the application; based on the identification, display a message indicating information corresponding to the biometric authentication to be performed in the wearable device; obtain, by the sensor, the biometric information of the user wearing the wearable device; identify authority using the obtained biometric information and registered biometric information stored in the memory; and display, by the display, a screen associated with the executed application based on the identified authority.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: February 4, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk Yun, Je-in Yu, Dae-kwang Jung
  • Patent number: 10509897
    Abstract: A wearable device includes a display; a sensor configured to obtain a biometric information of a user; a memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: based on an event related to executing an application, identify execution of biometric authentication associated with the application; based on the identification, display a message indicating information corresponding to the biometric authentication to be performed in the wearable device; obtain, by the sensor, the biometric information of the user wearing the wearable device; identify authority using the obtained biometric information and registered biometric information stored in the memory; and display, by the display, a screen associated with the executed application based on the identified authority.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk Yun, Je-in Yu, Dae-kwang Jung
  • Publication number: 20190324348
    Abstract: A camera module includes a lens barrel, a driving coil disposed to face a target detection unit prepared on one side of the lens barrel, a driving device configured to provide a driving signal to the driving coil, and a position calculating unit including a first capacitor, configured to provide a ground for an alternating current (AC) signal to the driving coil, a second capacitor, connected to the driving coil to constitute oscillation circuit together with the driving coil, and a position calculating circuit configured to calculate a position of the lens barrel from a frequency of the oscillation circuit.
    Type: Application
    Filed: March 14, 2019
    Publication date: October 24, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Man PANG, Youn Joong LEE, Je Hyeon YU, Kwang Mook LEE, Myeung Su KIM, Jin KIM
  • Publication number: 20190221597
    Abstract: Image sensors are provided. An image sensor includes a semiconductor substrate including a pixel region and an optical black region. The image sensor includes a plurality of photoelectric conversion regions in the pixel region. The image sensor includes a wiring structure on a first surface of the semiconductor substrate. The image sensor includes a light shielding layer on a second surface of the semiconductor substrate in the optical black region. Moreover, the image sensor includes a light shielding wall structure that is in the semiconductor substrate between the pixel region and the optical black region and that is connected to the light shielding layer.
    Type: Application
    Filed: August 28, 2018
    Publication date: July 18, 2019
    Inventors: Hyun-pil Noh, Chang-keun Lee, Je-won Yu, Kang-sun Lee
  • Patent number: 10346601
    Abstract: A method for a device to acquire biometric information includes acquiring a plurality of images including an ocular region using an infrared ray (IR) image sensor, detecting a sclera region in each of the plurality of acquired images, sensing a change of the detected sclera region, and determining biometric information based on information on the sensed change of the sclera region.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: July 9, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk Yun, Je-in Yu, Dae-kwang Jung, Jun-ho Koh, Byeong-hoon Kwak, Sung-chan Kim, Chang-han Kim, Hyun-jung Kim, In-hak Na, Kang-jin Yoon, Yong-chan Lee
  • Publication number: 20190205519
    Abstract: A wearable device includes a display; a sensor configured to obtain a biometric information of a user; a memory configured to store at least one instruction; and at least one processor configured to execute the at least one instruction to: based on an event related to executing an application, identify execution of biometric authentication associated with the application; based on the identification, display a message indicating information corresponding to the biometric authentication to be performed in the wearable device; obtain, by the sensor, the biometric information of the user wearing the wearable device; identify authority using the obtained biometric information and registered biometric information stored in the memory; and display, by the display, a screen associated with the executed application based on the identified authority.
    Type: Application
    Filed: March 14, 2019
    Publication date: July 4, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk YUN, Je-in YU, Dae-kwang JUNG
  • Patent number: 10318806
    Abstract: A method and device for controlling an irradiating light for photographing an iris is provided. The device includes a light source configured to generate light, an active lens configured to have an adjustable refractive index to change light passing through the active lens, an image capturer configured to capture an image of the iris by using a camera, and a controller configured to control the active lens to change the light passing through the active lens based on distance, motion and ambient light levels.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-kwang Jung, Je-in Yu, In-kuk Yun, Jun-ho Koh, Byeong-hoon Kwak, Sung-chan Kim, Yang-wook Kim, Chang-han Kim, Hyun-jung Kim, In-hak Na, Kang-jin Yoon, Yong-chan Lee, Jae-ho Jung
  • Publication number: 20190154955
    Abstract: An apparatus controlling a position of a camera module includes an operating coil disposed on a housing of the camera module to face a magnetic member disposed on a lens barrel of the camera module, a driving circuit providing a driving current to the operating coil, a capacitor circuit having a capacitor value to form a resonance circuit together with the operating coil to resonate at a resonance frequency varied depending on an inductance value of the operating coil; a resonance maintaining circuit maintaining a level of a resonance signal generated by the operating coil and the capacitor circuit, a resonance frequency detecting circuit detecting a resonance frequency signal from the resonance signal generated by the operating coil and the capacitor circuit, and a control circuit configured to control the driving circuit in response to the resonance frequency signal from the resonance frequency detecting circuit.
    Type: Application
    Filed: July 16, 2018
    Publication date: May 23, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sung Man PANG, Youn Joong LEE, Ja Hwi CHO, Je Hyeon YU, Jin KIM
  • Publication number: 20190129133
    Abstract: An actuator including two or more detection targets disposed on a surface and another surface of a lens barrel, respectively, an oscillating unit including a first oscillation circuit unit including two or more oscillation circuits disposed to face the surface and a second oscillation circuit unit including two or more oscillation circuits disposed to face the other surface to output oscillation signals, and a determining unit to calculate a position of the lens barrel from the oscillation signals output from the oscillating unit. A frequency range of an oscillation signal output from any one of the two or more oscillation circuits of the first oscillation circuit unit is different from that of an oscillation signal output from any one of the two or more oscillation circuits of the second oscillation circuit unit.
    Type: Application
    Filed: June 5, 2018
    Publication date: May 2, 2019
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Hyeon YU, Sung Man PANG, Youn Joong LEE, Ja Hwi CHO, Jin KIM
  • Publication number: 20190124265
    Abstract: An actuator for a camera module includes two or more detectable elements, the detectable elements are respectively disposed on a first and second surface of a lens barrel, an oscillating element including a first oscillation circuit unit that includes two or more oscillation circuits facing the first surface of the lens barrel, and a second oscillation circuit unit that includes two or more oscillation circuits facing the second surface of the lens barrel, and a determining device that calculates a position of the lens barrel in response to oscillation signals output from the oscillating element. The determining device is configured to calculate the position of the lens barrel based on determined frequencies of oscillation signals of the first oscillation circuit unit and the second oscillation circuit unit.
    Type: Application
    Filed: June 21, 2018
    Publication date: April 25, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Youn Joong LEE, Sung Man PANG, Jin KIM, Sang Hyun MIN, Ja Hwi CHO, Koon Shik CHO, Je Hyeon YU, Ho Kwon YOON
  • Patent number: 10235510
    Abstract: A wearable device includes: a sensor configured to capture a vein image of a user; and a processor configured to control the sensor to capture the vein image of the user wearing the wearable device when a function or an application is selected, identify the user by comparing the captured vein image with at least one registered vein image, and execute the function or the application when the user has execution authority.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk Yun, Je-in Yu, Dae-kwang Jung
  • Patent number: 9960632
    Abstract: Disclosed are a method and apparatus for controlling a booster circuit such that maximum power is extracted from a power supply while power consumption for monitoring power generated by the power supply is reduced, and an apparatus for extracting maximum power by using the method and apparatus for controlling a booster circuit.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: May 1, 2018
    Assignees: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science and Technology
    Inventors: Je-in Yu, Gyu-hyeong Cho, Kyu-sub Kwak, Hui-dong Gwon, June-hyeon Ahn, Young-sub Yuk
  • Publication number: 20180096119
    Abstract: A method for a device to acquire biometric information includes acquiring a plurality of images including an ocular region using an infrared ray (IR) image sensor, detecting a sclera region in each of the plurality of acquired images, sensing a change of the detected sclera region, and determining biometric information based on information on the sensed change of the sclera region.
    Type: Application
    Filed: March 4, 2016
    Publication date: April 5, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk YUN, Je-in YU, Dae-kwang JUNG, Jun-ho KOH, Byeong-hoon KWAK, Sung-chan KIM, Chang-han KIM, Hyun-jung KIM, In-hak NA, Kang-jin YOON, Yong-chan LEE