Patents by Inventor Yong Ju

Yong Ju 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).

  • Enhanced dynamic memory management with intelligent current/power consumption minimization
    Patent number: 10429915
    Abstract: A low-power state current/power consumption for each volatile memory device in a plurality of volatile memory devices is obtained. Data is copied from a first set of the volatile memory devices to a second set of the volatile memory devices, where the second set of volatile memory devices has a lower current/power consumption than the first set of volatile memory devices. Additionally, a current/power consumption may be obtained for each memory bank within each of the plurality of volatile memory devices. Data is then copied from a first set of memory banks to a second set of memory banks within the same memory device in the second set of memory devices, where the second set of memory banks has lower current/power consumption than the first set of memory banks. The first set of volatile memory devices and/or first set of memory banks are then placed into a power-down state.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: October 1, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Hee Jun Park, Richard Gerard Hofmann, Yong Ju Lee
  • METHODS, SEMICONDUCTOR DEVICES, AND SEMICONDUCTOR SYSTEMS
    Publication number: 20190295611
    Abstract: A semiconductor device may be provided. The semiconductor device may be configured to shift storage positions of data and error information on the data to store the data into shifted storage positions based on the address signals having a certain combination being inputted a predetermined number of times.
    Type: Application
    Filed: June 12, 2019
    Publication date: September 26, 2019
    Applicant: SK hynix Inc.
    Inventors: Sang Gu JO, Donggun KIM, Yong Ju KIM, Do-Sun HONG
  • NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE SAME, AND SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE
    Publication number: 20190288281
    Abstract: A negative electrode active material including a core having SiOx (0?x<2), an intermediate layer covering at least a portion of a surface of the core and including at least one of silicon nitride or silicon oxynitride, and a carbon coating layer covering at least a portion of the intermediate layer and containing nitrogen.
    Type: Application
    Filed: February 26, 2018
    Publication date: September 19, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Jung Hyun CHOI, Dong Hyuk KIM, Yong Ju LEE, Eun Kyung KIM, Rae Hwan JO
  • Negative electrode active material and secondary battery including the same
    Patent number: 10411254
    Abstract: The present disclosure relates to a negative electrode active material and a secondary battery including the same, and in particular, provides a negative electrode active material particle including a core including a carbon-based active material, and a shell surrounding the core and including a polymer, wherein silicon-based active material particles are embedded in the shell, and at least a part of the silicon-based active material particles is exposed to a surface of the shell.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: September 10, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Jung Hyun Choi, Yong Ju Lee, Eun Kyung Kim, Su Jin Park, Hyun Chul Kim
  • NEGATIVE ELECTRODE ACTIVE MATERIAL AND NEGATIVE ELECTRODE INCLUDING THE SAME
    Publication number: 20190273247
    Abstract: Composite particles and a negative electrode active material including such particles for an electrochemical device. The negative electrode active material is capable of lithium intercalation/deintercalation and includes composite particles including a carbon phase including a carbonaceous material, silicon (Si) and lithium fluoride (LiF). The Si and LiF may be present as Si—LiF mixed particles, which are dispersed in the carbon phase, wherein the Si—LiF mixed particles are dispersed in the carbon phase with uniform or non-uniform distribution. In addition, the composite particles include the carbon phase mixed uniformly or amorphously with the Si—LiF mixed particles.
    Type: Application
    Filed: December 22, 2017
    Publication date: September 5, 2019
    Applicant: LG CHEM, LTD.
    Inventors: So-Ra LEE, Seo-Young KWON, Jee-Eun KIM, Ji-Young PARK, Pil-Kyu PARK, Hyeon-Min SONG, Kwi-Sub YUN, U-Jin YOON, Jae-Young LEE, Yong-Ju LEE, Jung-Hyun CHOI
  • Stereophonic sound generating method and apparatus using multi-rendering scheme and stereophonic sound reproducing method and apparatus using multi-rendering scheme
    Patent number: 10405122
    Abstract: Provided is a stereophonic sound reproducing apparatus that applies a multi-rendering scheme to a channel sound signal and an object sound signal to enhance a stereophonic effect. A stereophonic sound reproducing method performed by the stereophonic sound reproducing apparatus may include receiving a channel sound signal based on a channel, an object sound signal based on an object, and metadata, and reproducing the channel sound signal based on a preset rendering scheme and reproducing, based on the metadata including a rendering scheme determined using the object sound signal, each object sound signal using the determined rendering scheme.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: September 3, 2019
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dae Young Jang, Yong Ju Lee, Jae-hyoun Yoo, Sang Won Suh
  • Method Of Preparing Positive Electrode For Secondary Battery, Positive Electrode For Secondary Battery Prepared Thereby, And Lithium Secondary Battery Including The Positive Electrode
    Publication number: 20190267614
    Abstract: The present invention relates to a method of preparing a positive electrode for a secondary battery, which includes preparing a positive electrode by forming a positive electrode active material layer including a positive electrode active material, a conductive agent, and a binder on a positive electrode collector, impregnating the positive electrode in a sacrificial salt solution including a sacrificial salt additive, and, after the impregnating of the positive electrode in the sacrificial salt solution, drying the positive electrode to fill pores of the positive electrode active material layer with the sacrificial salt additive, and a positive electrode for a secondary battery prepared thereby.
    Type: Application
    Filed: May 25, 2018
    Publication date: August 29, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Yong Ju Lee, Sun Young Shin, Se Mi Park, Il Geun Oh, Eun Kyung Kim
  • Semiconductor device with temporary memory chip and method for driving the same
    Patent number: 10394465
    Abstract: A semiconductor device includes: a first memory chip including a plurality of first memory regions; a temporary memory chip including a plurality of temporary memory regions; and a control chip suitable for accessing a first access target memory region among the plurality of first memory regions or a first temporary memory region among the plurality of temporary memory regions based on first access information and first temperature readout information corresponding to the plurality of first memory regions.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: August 27, 2019
    Assignee: SK hynix Inc.
    Inventors: Young-Ook Song, Yong-Kee Kwon, Yong-Ju Kim
  • STEREOPHONIC SOUND GENERATING METHOD AND APPARATUS USING MULTI-RENDERING SCHEME AND STEREOPHONIC SOUND REPRODUCING METHOD AND APPARATUS USING MULTI-RENDERING SCHEME
    Publication number: 20190253823
    Abstract: Provided is a stereophonic sound reproducing apparatus that applies a multi-rendering scheme to a channel sound signal and an object sound signal to enhance a stereophonic effect. A stereophonic sound reproducing method performed by the stereophonic sound reproducing apparatus may include receiving a channel sound signal based on a channel, an object sound signal based on an object, and metadata, and reproducing the channel sound signal based on a preset rendering scheme and reproducing, based on the metadata including a rendering scheme determined using the object sound signal, each object sound signal using the determined rendering scheme.
    Type: Application
    Filed: May 21, 2018
    Publication date: August 15, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dae Young JANG, Yong Ju LEE, Jae-hyoun YOO, Sang Won SUH
  • Lithium-sulfur battery
    Patent number: 10381680
    Abstract: The present invention provides: i) a lithium-sulfur battery in which solid sulfur is introduced into an electrolytic region between a positive electrode and a negative electrode; ii) a lithium-sulfur battery comprising a middle layer containing elemental sulfur (S8) or lithium sulfide (Li2S) in an electrolytic region between a positive electrode and a negative electrode; and iii) a lithium-sulfur battery having a separator supporting sulfur particles or lithium sulfide particles between a positive electrode and a negative electrode.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: August 13, 2019
    Assignee: J-INNOTECH CO., LTD
    Inventors: Yong Ju Jung, Jeong Yoon Koh
  • Memory system and method for wear-leveling by swapping memory cell groups
    Patent number: 10360157
    Abstract: A memory system includes a memory device including a memory block, the memory block including a plurality of memory cell groups, an address translator that maps a logical address of a data to a physical address of the memory block, and a controller configured to divide the plurality of memory cell groups into a plurality of first memory cell groups and at least one second memory cell group, and control the address translator so that the address translator maps a logical address of a data to a physical address of the first memory cell groups of the memory block and not in the at least one second memory cell group and switches the at least one second memory cell group with a selected first memory cell group among the plurality of the first memory cell groups when a predetermined period of time elapses.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: July 23, 2019
    Assignee: SK hynix Inc.
    Inventors: Dong-Gun Kim, Yong-Ju Kim, Sang-Gu Jo, Do-Sun Hong
  • Methods, semiconductor devices, and semiconductor systems
    Patent number: 10360950
    Abstract: A semiconductor device may be provided. The semiconductor device may be configured to shift storage positions of data and error information on the data to store the data into shifted storage positions based on the address signals having a certain combination being inputted a predetermined number of times.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: July 23, 2019
    Assignee: SK hynix Inc.
    Inventors: Sang Gu Jo, Donggun Kim, Yong Ju Kim, Do-Sun Hong
  • CAP FOR PREVENTING WATER SPLASHING OF FLOATING TYPE HUMIDIFIER
    Publication number: 20190219287
    Abstract: A water splash prevention cap for a floating type humidifier according to an exemplary embodiment of the present invention includes: a body which has therein a vacant space and is coupled to a discharge port of the floating type humidifier; at least one inlet portion which is formed to be opened at a lower circumference of the body to draw humidification particles created by the floating type humidifier; an outlet portion which is formed at an upper side of the body and discharges the drawn humidification particles; and a collision inducing portion which extends from a lower portion of the body in the space portion and induces a collision of some of the humidification particles.
    Type: Application
    Filed: November 30, 2017
    Publication date: July 18, 2019
    Inventors: Dong Jin SEO, Yong Ju OH, Min Seok KIM, Jeong Won LEE
  • NOISE REDUCING APPARATUS, FOR FLOATING HUMIDIFIER, USING CAP
    Publication number: 20190219288
    Abstract: Provided is an apparatus for reducing noise of a floating-type humidifier by using a cap. The apparatus for reducing the noise of the floating-type humidifier by using the cap includes a water tank lid coupled to an upper portion of a water tank in which the floating-type humidifier is floated and having an opening, through which a portion of the floating-type humidifier is exposed, in an upper portion thereof and a cap having a predetermined height along a circumference of the opening to reduce an amount of air introduced into the floating-type humidifier. The cap is provided with a through-part, through which a portion of the exposed floating-type humidifier passes, in an upper portion thereof.
    Type: Application
    Filed: December 12, 2017
    Publication date: July 18, 2019
    Inventors: Dong Jin SEO, Yong Ju OH, Min Seok KIM, Jeong Won LEE
  • Anode active material for lithium secondary battery and method of preparing the same
    Patent number: 10355272
    Abstract: Provided are an anode active material for a lithium secondary battery including a silicon-based composite formed of silicon (Si) and crystalline SiO2, wherein the Si and crystalline SiO2 are in the form of grains, a method of preparing the same, and a lithium secondary battery including the anode active material. Since an anode active material according to an embodiment of the present invention includes a silicon-based composite including Si and SiO2 in a grain state and the SiO2 is crystalline SiO2, the reaction between amorphous SiO2 and lithium in an electrolyte may be excluded. Thus, since the crystalline SiO2 is included in the silicon-based composite, excellent capacity characteristics of a secondary battery may be maintained and initial efficiency and life characteristics may be improved when the silicon-based composite is used as an anode active material.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: July 16, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Chul Kim, Yong Ju Lee, Eun Kyung Kim
  • METHOD AND APPARATUS FOR CONTROL OF RANDERING MULTIOBJECT OR MULTICHANNEL AUDIO SIGNAL USING SPATIAL CUE
    Publication number: 20190215633
    Abstract: The present research relates to controlling rendering of multi-object or multi-channel audio signals. The present research provides a method and apparatus for controlling rendering of multi-object or multi-channel audio signals based on spatial cues in a process of decoding the multi-object or multi-channel audio signals. To achieve the purpose, the method suggested in the research controls rendering in a spatial cue domain in the process of decoding the multi-object or multi-channel audio signals.
    Type: Application
    Filed: March 18, 2019
    Publication date: July 11, 2019
    Inventors: Seung-Kwon BEACK, Jeong-Il SEO, Dae-Young JANG, Tae-Jin LEE, Yong-Ju LEE, Jin-Woo HONG, Jin-Woong KIM
  • AUDIO ENCODING APPARATUS AND METHOD, AUDIO DECODING APPARATUS AND METHOD, AND AUDIO REPRODUCING APPARATUS
    Publication number: 20190215631
    Abstract: An audio encoding apparatus and method that encodes hybrid contents including an object sound, a background sound, and metadata, and an audio decoding apparatus and method that decodes the encoded hybrid contents are provided. The audio encoding apparatus may include a mixing unit to generate an intermediate channel signal by mixing a background sound and an object sound, a matrix information encoding unit to encode matrix information used for the mixing, an audio encoding unit to encode the intermediate channel signal, and a metadata encoding unit to encode metadata including control information of the object sound.
    Type: Application
    Filed: March 15, 2019
    Publication date: July 11, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung Kwon BEACK, Tae Jin LEE, Jong Mo SUNG, Kyeong Ok KANG, Jeong Il SEO, Dae Young JANG, Yong Ju LEE, Jin Woong KIM
  • Memory system and method for operating the same
    Patent number: 10346301
    Abstract: A memory system includes: a memory device; and a memory controller suitable for controlling the memory device, and the memory device includes: a plurality of normal memory cells; a plurality of redundant memory cells; and a soft repair circuit suitable for replacing a portion of normal memory cells among the plurality of the normal memory cells with the plurality of the redundant memory cells, and the memory controller controls the soft repair circuit to repair the portion of the normal memory cells among the plurality of the normal memory cells with the plurality of the redundant memory cells, commands the memory device to write a secure data in the plurality of the redundant memory cells, and controls the soft repair circuit to recover the repairing of the portion of the normal memory cells with the plurality of the redundant memory cells.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: July 9, 2019
    Assignee: SK hynix Inc.
    Inventors: Sang-Gu Jo, Yong-Ju Kim
  • Water tank for humidifier
    Patent number: D855784
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: August 6, 2019
    Assignee: MIRO CO. LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim, Jeong Won Lee
  • Water tank for humidifier
    Patent number: D860424
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: September 17, 2019
    Assignee: MIRO CO. LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim, Jeong Won Lee