Patents by Inventor Sung Ho Ahn

Sung Ho Ahn 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: 20220291867
    Abstract: Provided herein is a memory device and a storage device including the same. The memory device includes an input/output circuit configured to receive a command, an address, and data from a memory controller. The memory device also includes control logic configured to control a peripheral circuit of the memory device so that an operation of storing the data in a memory cell of the memory device is performed based on the command and the address received from the input/output circuit. The input/output circuit includes a queue layer configured to temporarily store the command and the address and to output the command and the address to the control logic based on at least one of a rising edge and a falling edge of a write enable signal received by the memory device from the memory controller.
    Type: Application
    Filed: August 26, 2021
    Publication date: September 15, 2022
    Applicant: SK hynix Inc.
    Inventor: Sung Ho AHN
  • Publication number: 20220164143
    Abstract: A memory device includes: a plurality of memory cells; soft read logic configured to generate soft data by reading data from the plurality of memory cells in response to a soft read command from a controller, the soft data including at least a major symbol and at least a minor symbol; a compressor configured to generate compressed data by: encoding, into a code alphabet having a second length, a major source alphabet including repetitions of the major symbol by a first length among a plurality of source alphabets included in the soft data, and encoding, into a code alphabet having a longer length than the second length, a minor source alphabet including repetitions of the major symbol by a shorter length than the first length and ending with one minor symbol; and an interface configured to provide the compressed data to the controller.
    Type: Application
    Filed: May 19, 2021
    Publication date: May 26, 2022
    Inventors: Dae Sung KIM, Sung Ho AHN, Sin Ho YANG, Jae Hyeong JEONG
  • Patent number: 11132148
    Abstract: Provided herein is a semiconductor memory device including a memory cell array, a peripheral circuit, an operation information storage, and control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit may perform a read operation for setup information stored in the memory cell array. The operation information storage may store the setup information. The control logic may control a read operation of the peripheral circuit and a storage operation of the operation information storage. The control logic may control the peripheral circuit and the operation information storage such that a storage section in which the operation information storage stores first setup information and a read section in which the peripheral circuit reads second setup information from the memory cell array are at least partially overlapped with each other.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: September 28, 2021
    Assignee: SK hynix Inc.
    Inventor: Sung Ho Ahn
  • Publication number: 20210124401
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Application
    Filed: January 4, 2021
    Publication date: April 29, 2021
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Patent number: 10908647
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Patent number: 10910601
    Abstract: Disclosed in various examples of the present invention are a display device and an electronic device having the same, the display device comprising: a display element; and a guide unit arranged on the display element, wherein the guide unit guides a propagation pathway of the light emitted from the display element. The display device and the electronic device having the same can provide a comfortable viewing environment by using the guide unit so as to guide the propagation pathway of the light emitted from the display element. The display device and the electronic device having the same can be variously implemented according to the examples.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: February 2, 2021
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sung-Ho Ahn, Hak-Yeol Kim, Sung-Gwan Woo, Song-Hee Jung, Dong-Sub Kim, Byeong-Cheol Kim
  • Publication number: 20200363992
    Abstract: Provided herein is a semiconductor memory device including a memory cell array, a peripheral circuit, an operation information storage, and control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit may perform a read operation for setup information stored in the memory cell array. The operation information storage may store the setup information. The control logic may control a read operation of the peripheral circuit and a storage operation of the operation information storage. The control logic may control the peripheral circuit and the operation information storage such that a storage section in which the operation information storage stores first setup information and a read section in which the peripheral circuit reads second setup information from the memory cell array are at least partially overlapped with each other.
    Type: Application
    Filed: December 23, 2019
    Publication date: November 19, 2020
    Applicant: SK hynix Inc.
    Inventor: Sung Ho AHN
  • Publication number: 20200133345
    Abstract: An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
    Type: Application
    Filed: December 24, 2019
    Publication date: April 30, 2020
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Patent number: 10545537
    Abstract: Disclosed in various embodiments of the present invention are a display device and an electronic device having same, the display device comprising: a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions. The display device and the electronic device having same may vary according to embodiments.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Ho Ahn, Sung-Gwan Woo, Ki-Ju Kwak
  • Patent number: 10437284
    Abstract: An electronic device is provided. The electronic device may include a display module, a bracket disposed on a rear surface of the display module, and a first adhesive member which fixes at least a portion of the display module to the bracket, between the display module and the bracket. The first adhesive member may have adhesive force which is reduced to a specified value or less by at least one of force, light, and/or heat applied from outside.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: October 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Ju Kwak, Sung Gwan Woo, Sung Ho Ahn, Hun Jo Jung, Soon Ik Park
  • Publication number: 20190073001
    Abstract: Disclosed are a display and an electronic device including the display, which includes a panel device outputting a specified image using a power applied thereto and an external protective layer having a specified transparency and disposed on the panel device to protect the panel layer. The external protective layer is provided such that a thickness of a center portion of an upper portion surface is greater than a thickness of a peripheral portion, and the panel device includes a panel layer outputting the specified image in response to the power applied thereto and an adhesive layer adhering the panel layer to a lower portion of the external protective layer. Other various embodiments identified in the specification are also possible.
    Type: Application
    Filed: March 9, 2017
    Publication date: March 7, 2019
    Inventors: Jong Hae KIM, Byeong Cheol KIM, Tae Sung KIM, Sang Ryeol CHA, Sung Ho AHN
  • Publication number: 20180364760
    Abstract: An electronic device according to various embodiments of the present invention may comprise: a display extending from a first direction to a second direction with respect to the electronic device and having a non-display area at the end of the second direction; a window extending from the first direction to the second direction to substantially cover at least a portion of the display; and a housing joined with the window to form at least a portion of an external surface of the electronic device, corresponding to the second direction with the window, and to cover the entire non-display area in the second direction. In addition, the electronic device may be variously implemented according to the embodiments.
    Type: Application
    Filed: December 1, 2016
    Publication date: December 20, 2018
    Inventors: Sung-Ho AHN, Sung-Gwan WOO
  • Publication number: 20180364759
    Abstract: Disclosed in various embodiments of the present invention are a display device and an electronic device having same, the display device comprising: a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions. The display device and the electronic device having same may vary according to embodiments.
    Type: Application
    Filed: June 3, 2016
    Publication date: December 20, 2018
    Inventors: Sung-Ho AHN, Sung-Gwan WOO, Ki-Ju KWAK
  • Publication number: 20180301664
    Abstract: Disclosed in various examples of the present invention are a display device and an electronic device having the same, the display device comprising: a display element; and a guide unit arranged on the display element, wherein the guide unit guides a propagation pathway of the light emitted from the display element. The display device and the electronic device having the same can provide a comfortable viewing environment by using the guide unit so as to guide the propagation pathway of the light emitted from the display element. The display device and the electronic device having the same can be variously implemented according to the examples.
    Type: Application
    Filed: May 16, 2016
    Publication date: October 18, 2018
    Inventors: Sung-Ho AHN, Hak-Yeol KIM, Sung-Gwan WOO, Song-Hee JUNG, Dong-Sub KIM, Byeong-Cheol KIM
  • Publication number: 20180203483
    Abstract: An electronic device is provided. The electronic device may include a display module, a bracket disposed on a rear surface of the display module, and a first adhesive member which fixes at least a portion of the display module to the bracket, between the display module and the bracket. The first adhesive member may have adhesive force which is reduced to a specified value or less by at least one of force, light, and/or heat applied from outside.
    Type: Application
    Filed: January 19, 2018
    Publication date: July 19, 2018
    Inventors: Ki Ju KWAK, Sung Gwan WOO, Sung Ho AHN, Hun Jo JUNG, Soon Ik PARK
  • Patent number: 9274552
    Abstract: Provided is a portable communication device including a first housing, a second housing rotatably coupled with the first housing, and a hinge portion provided between the first housing and the second housing to stepwise rotate the second housing toward or away from the first housing, in which display units are disposed on inner and outer sides of the first housing and the second housing, respectively, such that the display units on the inner and outer surfaces of the housings may be used independently or in conjunction to provide for larger display screens.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: March 1, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Ahn, Ji-Hoon Park
  • Patent number: 9173319
    Abstract: Disclosed are a portable communication device and a cradle apparatus for the same. The portable communication device includes a first housing; a second housing with a first display device, the second housing being cradled at a known angle after being swung from the first housing; and a third housing with a second display device, the third housing being stacked with the second housing before the second housing is swung from the first housing, and being extended from a lower edge of the second housing and tilted at a same known angle as the second housing when the second and third housings are extended from the first housing.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: October 27, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Ahn, Won-Tae Kim
  • Patent number: 9027205
    Abstract: A gear cam mounting device in a dual-hinge device for a portable terminal is provided, in which first and second hinge shafts provide first and second parallel hinge axes, respectively, first and second gear cams are fixed around the first and second hinge shafts, in engagement with each other, and first and second locking units penetrate respectively through the first and second gear cams in a direction that is perpendicular to the first and second hinge axes, for locking the first and second gear cams to surround the first and second hinge shafts.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: May 12, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Ahn, Ji-Hoon Park, Kun-Woo Baek
  • Patent number: 8996079
    Abstract: A portable terminal with multiple hinges including a first housing and a second housing foldably coupled to the first housing. The portable terminal includes a pair of side hinge arms formed to protrude from a first surface of the second housing, a hinge apparatus installed between the side hinge arms to couple the first housing and the second housing such that the first housing and the second housing pivot in a direction toward or away from each other while facing each other, and a display device installed on a second surface opposite to the first surface of the second housing, in which when the first housing and the second housing are unfolded, the first housing pivots in a direction such that the first surface and the second surface of the first housing are reversed to each other.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: March 31, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sung-Ho Ahn
  • Patent number: 8963598
    Abstract: A duty rate detection circuit includes a duty rate detection block suitable for outputting a duty rate detection signal by detecting a duty rate of a clock signal having a first logic duration and a second logic duration and an output control block suitable for comparing the number of the first logic duration and the number of the second logic duration for a detection period and controlling an output moment of the duty rate detection signal.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: February 24, 2015
    Assignee: SK Hynix Inc.
    Inventor: Sung-Ho Ahn