Patents by Inventor Sol Ji CHANG

Sol Ji CHANG 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).

  • Touch sensing device
    Patent number: 11526236
    Abstract: A device with touch sensing includes a bracket, a pad disposed above one side of the bracket, the pad having a capacitance that varies as a touch is applied proximate to the device, and a sensing coil disposed below another side of the bracket that opposes the one side, with at least a portion of the sensing coil overlapping the pad.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: December 13, 2022
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sol Ji Chang, Gye Won Lee, Mun Sun Jung, Hong Seok Lee, Jong Yun Kim, Chang Ju Lee, Hee Sun Oh
  • Force sensing device and electronic device including force sensing device
    Patent number: 11428587
    Abstract: A force sensing device includes: a frame; a plurality of contact blocks disposed on a first side of the frame; at least one force sensor disposed between adjacent contact blocks among the plurality of contact blocks; and at least one pressing member protruding outwardly from a second side of the frame, wherein the at least one pressing member is disposed in a region corresponding to one or more of the contact blocks.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: August 30, 2022
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Nam Gyun Yim, Sol Ji Chang, Chang Ju Lee
  • Electronic device with force-sensing apparatus
    Patent number: 11378470
    Abstract: An electronic device includes a force-sensing apparatus. The force-sensing apparatus includes a planar-shaped frame, a force sensor, and a displacement portion. The force sensor is disposed on one surface of the frame. The displacement portion has a planar profile and one side coupled at an acute angle to the frame and another side freely disposed above a sensing surface of the force sensor.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: July 5, 2022
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Chang Ju Lee, Nam Gyun Yim, Sol Ji Chang, Hong Seok Lee, Hee Sun Oh, Gye Won Lee, Seung Pil Jung, Jong Yun Kim
  • TOUCH SENSING DEVICE
    Publication number: 20220075500
    Abstract: A device with touch sensing includes a bracket, a pad disposed above one side of the bracket, the pad having a capacitance that varies as a touch is applied proximate to the device, and a sensing coil disposed below another side of the bracket that opposes the one side, with at least a portion of the sensing coil overlapping the pad.
    Type: Application
    Filed: May 17, 2021
    Publication date: March 10, 2022
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sol Ji CHANG, Gye Won LEE, Mun Sun JUNG, Hong Seok LEE, Jong Yun KIM, Chang Ju LEE, Hee Sun OH
  • ELECTRONIC DEVICE WITH FORCE-SENSING APPARATUS
    Publication number: 20210262870
    Abstract: An electronic device includes a force-sensing apparatus. The force-sensing apparatus includes a planar-shaped frame, a force sensor, and a displacement portion. The force sensor is disposed on one surface of the frame. The displacement portion has a planar profile and one side coupled at an acute angle to the frame and another side freely disposed above a sensing surface of the force sensor.
    Type: Application
    Filed: August 21, 2020
    Publication date: August 26, 2021
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Chang Ju LEE, Nam Gyun YIM, Sol Ji CHANG, Hong Seok LEE, Hee Sun OH, Gye Won LEE, Seung Pil JUNG, Jong Yun KIM
  • FORCE SENSING DEVICE AND ELECTRONIC DEVICE INCLUDING FORCE SENSING DEVICE
    Publication number: 20210239543
    Abstract: A force sensing device includes: a frame; a plurality of contact blocks disposed on a first side of the frame; at least one force sensor disposed between adjacent contact blocks among the plurality of contact blocks; and at least one pressing member protruding outwardly from a second side of the frame, wherein the at least one pressing member is disposed in a region corresponding to one or more of the contact blocks.
    Type: Application
    Filed: June 8, 2020
    Publication date: August 5, 2021
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Nam Gyun YIM, Sol Ji CHANG, Chang Ju LEE