Patents by Inventor Jeong Yoo
Jeong Yoo 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).
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Publication number: 20230355750Abstract: The present invention relates to an adjuvant ensemble in which two or more immunostimulatory substances for inducing the activation of various immune cells are combined, and to a novel concept of a kinetically acting adjuvant ensemble and use thereof, the treatment order and the time interval are adjusted to maximize the finally exhibited synergistic immunostimulatory response. The kinetically acting is characterized in that the second immunostimulatory substance responds to intrinsic factors (enzymes, redox potential, GSH, and pH) and extrinsic factors (redox, pH, temperature, photo/light, magnetism, ultrasound, and electrical response) in immune cells, and thus chemical binding at a binding site is cleaved, and the active site is exposed so that function is kinetically recovered, or two or more immunostimulatory substances are sequentially released from a carrier at regular time intervals, thus inducing immune activity.Type: ApplicationFiled: August 4, 2021Publication date: November 9, 2023Inventors: Yong Taik Lim, Seung Mo Jin, Yeon Jeong Yoo
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Publication number: 20220005139Abstract: The present disclosure relates to a diversified and connected freight allocation system and method, and more particularly, to a diversified and connected freight allocation system and method capable of reducing company's costs and improving resource utilization and efficiency. In an aspect of the present disclosure, a diversified and connected freight allocation system is provided. The system includes: a data input unit; a reference information database containing reference information; and a diversified and connected freight allocation calculation unit determining diversified and connected freight allocations based on the information received from the data input unit and the reference information database.Type: ApplicationFiled: September 22, 2021Publication date: January 6, 2022Inventors: Tae Hyun KIM, Jong In CHAE, Chang Yun CHUNG, Jun Hyuk CHOI, Seung Jin YOON, Jae Won KIM, Ok Kyung LIM, Wan Sik KIM, Eun Jeong YOO
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Publication number: 20210256646Abstract: The present disclosure relates to a diversified and connected freight allocation system and method, and more particularly, to a diversified and connected freight allocation system and method capable of reducing company's costs and improving resource utilization and efficiency. In an aspect of the present disclosure, a diversified and connected freight allocation system is provided. The system includes: a data input unit; a reference information database containing reference information; and a diversified and connected freight allocation calculation unit determining diversified and connected freight allocations based on the information received from the data input unit and the reference information database.Type: ApplicationFiled: December 30, 2020Publication date: August 19, 2021Inventors: Tae Hyun KIM, Jong In CHAE, Chang Yun CHUNG, Jun Hyuk CHOI, Seung Jin YOON, Jae Won KIM, Ok Kyung LIM, Wan Sik KIM, Eun Jeong YOO
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Publication number: 20200389738Abstract: An embodiment relates to a high-quality electromagnetic speaker having improved accuracy of an air gap, wherein coils stacked on an upper part and a lower part of a vibration module are reliably and accurately set by respective fixing members, whereby the coils are disposed so that air gaps are formed mutually symmetrically at an equal distance in an upper part and a lower part with respect to a vibration plate. Accordingly, the present invention can be very usefully used in the electromagnetic speaker field that aims to exclude the distortion caused by asymmetry of air gaps and the non-uniformity of other acoustic conversion characteristics.Type: ApplicationFiled: December 18, 2017Publication date: December 10, 2020Applicant: EARBRIDGE INC.Inventor: Ok Jeong YOO
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Publication number: 20180264621Abstract: Provided is a retainer ring of a carrier head for a chemical polishing apparatus, including a first retainer ring member that touches an outer side surface of a wafer, a second retainer ring member that is provided on an outer side and top of the first retainer ring member and does not touch the outer side surface of the wafer, and a pressure reducing means for reducing the pressure transmitted from the second retainer ring member down to the first retainer ring member.Type: ApplicationFiled: November 17, 2015Publication date: September 20, 2018Inventor: Hyun Jeong Yoo
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Patent number: 9397496Abstract: Provided is a forced discharge circuit of a battery charger for an electric vehicle, which is capable of forcibly discharging a high voltage in accordance with the electric safety code for electric vehicles when the function of the battery charger is stopped. A forced discharge circuit of a battery charger for an electric vehicle, which discharges a high voltage applied to the battery charger that converters commercial power to charge a vehicle battery, includes: a micro control unit (MCU) configured to generate a control signal according to a charge state of the battery charger; a discharge resistor connected in parallel to the battery charger; and a relay connected in series to the discharge resistor and configured to operate in an on or off state according to the control signal of the MCU.Type: GrantFiled: March 14, 2014Date of Patent: July 19, 2016Assignee: MANDO CORPORATIONInventors: Jae Jun Kang, Seog Jeong Yoo, Dong Yoon Noh
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Publication number: 20140266044Abstract: Provided is a forced discharge circuit of a battery charger for an electric vehicle, which is capable of forcibly discharging a high voltage in accordance with the electric safety code for electric vehicles when the function of the battery charger is stopped. A forced discharge circuit of a battery charger for an electric vehicle, which discharges a high voltage applied to the battery charger that converters commercial power to charge a vehicle battery, includes: a micro control unit (MCU) configured to generate a control signal according to a charge state of the battery charger; a discharge resistor connected in parallel to the battery charger; and a relay connected in series to the discharge resistor and configured to operate in an on or off state according to the control signal of the MCU.Type: ApplicationFiled: March 14, 2014Publication date: September 18, 2014Applicant: MANDO CORPORATIONInventors: Jae Jun Kang, Seog Jeong Yoo, Dong Yoon Noh
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Patent number: 7939909Abstract: An LC device having a substrate, a support layer having upper and lower sides formed on the substrate, inductors formed on either the upper or lower side of the support layer, and capacitors formed in the opposite side of the support layer. The support layer may be formed of a low-k dielectric material, and a connection portion may be provided to connect the inductors and capacitors in the support layer. The inductors and capacitors are disposed in a stacked structure on the upper and lower sides of the low-k dielectric support layer on the substrate, so that space efficiency may be maximized on the substrate. The low-k dielectric support layer provides support between the inductors and capacitors so that substrate loss is minimized and a Q factor of the inductors is enhanced.Type: GrantFiled: January 22, 2007Date of Patent: May 10, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Moon-chul Lee, In-sang Song, Young-tack Hong, Sung-hye Jeong, Jeong-yoo Hong, Byung-yoo Hong
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Publication number: 20070154217Abstract: Provided are extendable loop-back passive optical network (PON) and scheduling method and apparatus for the same. The loop-back type PON includes an OLT (optical line terminal) including a wavelength-tunable optical transmitter and a wavelength-locked optical receiver, and an RN (remote node) including an optical coupler/splitter, the optical coupler/splitter receiving optical signals from the wavelength-tunable optical transmitter and splitting the optical signals by wavelength so as to transmit the optical signals to corresponding ONTs (optical network terminals). Each of the ONTs transmits upstream data to the OLT using the same wavelength as the wavelength of the optical signal received from the OLT through the RN. Since the optical network makes use of the TDM and WDM communication schemes, the optical network can be maintained and upgraded at lower cost.Type: ApplicationFiled: December 8, 2006Publication date: July 5, 2007Inventors: Tae Kim, Jeong Yoo, Kang Lee, Hyeon Yoon, Byoung Kim
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Publication number: 20070147837Abstract: Provided is a method of increasing the number of subscribers using a time division duplexing (TDD) technology in a wavelength division multiplexing (WDM)/Ethernet passive optical network (WE-PON) system, and more particularly, a method of increasing the number of subscribers admissible per wavelength using a TDD technology. In an existing WE-PON, due to an amplitude squeezing effect (ASE) in an optical network terminal (ONT) and an optical output power restriction in an optical line terminal (OLT), there is a disadvantage in that 4 or more subscribers cannot be simultaneously accommodated per wavelength. However, the present invention enables accommodation of a maximum of 16 subscribers per wavelength by applying a TDD technology to a medium access control (MAC) protocol.Type: ApplicationFiled: December 6, 2006Publication date: June 28, 2007Inventors: Jeong Yoo, Byoung Kim, Bokrae Jung, Jaegwan Kim, Namuk Kim, Minho Kang
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Publication number: 20070133986Abstract: Provided are a physical coding sublayer (PCS) apparatus and an Ethernet layer architecture for a network-based tunable-wavelength passive optical network (T-PON) system employing an Ethernet communications technology, and more particularly, to a PCS apparatus and an Ethernet layer architecture for supporting a series of initialization function of allocating wavelengths between an optical line terminal (OLT) and an optical network terminal (ONT) and arranging the allocated wavelengths. A PCS layer transmits and allocates wavelength information such that wavelengths for setting a link between an OLT and an ONT are allocated, optical wavelengths within the ONT are observed while a system operates to allow continuous control so that operating of the system can be stably maintained.Type: ApplicationFiled: December 8, 2006Publication date: June 14, 2007Inventors: Kang Lee, Hyeon Yoon, Tae Kim, Jeong Yoo, Byoung Kim
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Publication number: 20070115702Abstract: An LC device having a substrate, a support layer having upper and lower sides formed on the substrate, inductors formed on either the upper or lower side of the support layer, and capacitors formed in the opposite side of the support layer. The support layer may be formed of a low-k dielectric material, and a connection portion may be provided to connect the inductors and capacitors in the support layer. The inductors and capacitors are disposed in a stacked structure on the upper and lower sides of the low-k dielectric support layer on the substrate, so that space efficiency may be maximized on the substrate. The low-k dielectric support layer provides support between the inductors and capacitors so that substrate loss is minimized and a Q factor of the inductors is enhanced.Type: ApplicationFiled: January 22, 2007Publication date: May 24, 2007Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Moon-chul Lee, In-sang Song, Young-tack Hong, Sung-hye Jeong, Jeong-yoo Hong, Byung-yoo Hong
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Patent number: 7169684Abstract: An LC device having a substrate, a support layer having upper and lower sides formed on the substrate, inductors formed on either the upper or lower side of the support layer, and capacitors formed in the opposite side of the support layer. The support layer may be formed of a low-k dielectric material, and a connection portion may be provided to connect the inductors and capacitors in the support layer. The inductors and capacitors are disposed in a stacked structure on the upper and lower sides of the low-k dielectric support layer on the substrate, so that space efficiency may be maximized on the substrate. The low-k dielectric support layer provides support between the inductors and capacitors so that substrate loss is minimized and a Q factor of the inductors is enhanced.Type: GrantFiled: February 27, 2003Date of Patent: January 30, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Moon-chul Lee, In-sang Song, Young-tack Hong, Sung-hye Jeong, Jeong-yoo Hong
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Publication number: 20060133382Abstract: The present invention provides an apparatus and method for preserving a frame sequence and distributing traffic in a multi-channel link, which efficiently distributes frame traffic while preserving the transmission sequence of frames in a link composed of multiple channels, and to a multi-channel transmitter using the apparatus and method. The present invention determines whether the preservation of a sequence of frames is required using information about received frames, predicts a frame transmission service finish time on the basis of the length of frames if the sequence preservation is required, determines a sequence preservation service time (SPST) on the basis of the predicted transmission service finish time, stores the frames in a sequence preservation buffer for the SPST, and distributes the frames to idle transmitters at a termination point of the SPST, thus maximizing the efficiency of channel use.Type: ApplicationFiled: May 5, 2005Publication date: June 22, 2006Inventors: Hyun Yun, Tae Kim, Jeong Yoo, Byoung Kim
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Publication number: 20060127091Abstract: The present provides a method of dynamically managing multicast groups and allocating multicast service wavelengths for the highest channel efficiency. According to the present invention, the share indices of wavelengths of all multicast service groups, which employ broadcasting wavelengths and data wavelengths, are periodically ascertained on the basis of IGMP snooping-based technology in a WDM-PON. Based on the ascertainment results, if the channel share index of the group that employs the broadcasting wavelength is smaller than the channel share index of the group that employs the data wavelength, the share index of the wavelength of the multicast group that employs the broadcasting wavelength is maximized by dynamically changing allocation of the wavelength of the multicast group, so that a maximum multicast service can be provided within limited resources.Type: ApplicationFiled: May 18, 2005Publication date: June 15, 2006Inventors: Jeong Yoo, Tae Kim, Hyun Yun, Byoung Kim, Nam Kim, Jae Kim, Bok Jung, Min Kang
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Publication number: 20050135808Abstract: A termination device for use in a WDM-SCM PON system can effectively support a multi-channel integration function of a WDM/SCM PON system.Type: ApplicationFiled: August 5, 2004Publication date: June 23, 2005Inventors: Hyun Ho Yun, Tae Kim, Jeong Yoo, Byoung Kim
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Publication number: 20050129400Abstract: The present invention relates to a WDM/SCM-PON and a media access control method for asymmetric packet communication in the same. In the WDM/SCM-PON, each SCM channel is classified and used as a link by adopting an SCM technique of subdividing a wavelength band of up/downstream data links between an OLT and ONTs into frequency bands, and the ONTs are formed so that a certain SCM channel is independently distributed not fixedly assigned. Accordingly, an inventory problem, which can be generated in WDM/SCM, is prevented before happens, asymmetric dynamic band allocation is performed, and asymmetric service of up/downstream transmission is supported. As a result, a band required for next generation service is dynamically provided, optical interference effect is minimized, and Ethernet compatibility is provided so that Ethernet service suitable for providing IP service can be accommodated.Type: ApplicationFiled: August 4, 2004Publication date: June 16, 2005Inventors: Tae Kim, Jeong Yoo, Byoung Kim
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Publication number: 20030168716Abstract: An LC device having a substrate, a support layer having upper and lower sides formed on the substrate, inductors formed on either the upper or lower side of the support layer, and capacitors formed in the opposite side of the support layer. The support layer may be formed of a low-k dielectric material, and a connection portion may be provided to connect the inductors and capacitors in the support layer. The inductors and capacitors are disposed in a stacked structure on the upper and lower sides of the low-k dielectric support layer on the substrate, so that space efficiency may be maximized on the substrate. The low-k dielectric support layer provides support between the inductors and capacitors so that substrate loss is minimized and a Q factor of the inductors is enhanced.Type: ApplicationFiled: February 27, 2003Publication date: September 11, 2003Inventors: Moon-Chul Lee, In-Sang Song, Young-Tack Hong, Sung-Hye Jeong, Jeong-Yoo Hong
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Patent number: 6614162Abstract: A cathode ray tube with a panel that has a thickness of the central portion of an effective area of a screen surface that is TC, a thickness of a vertical edge that is TV, a thickness of a horizontal edge portion that is TH, and a thickness of an edge in a diagonal direction that is TD. The respective values of TC, TV, TH and TD satisfy the expression (TH−TC)+(TV−TC)+(TD−TC)<TC/3, and the radius of curvature in the diagonal direction of the outer surface of the effective area is 1450 mm or more. Thus, by limiting the difference in thickness of the central portion and the peripheral portion of the effective screen area of the panel and the curvature radius of the inner and outer surfaces of the effective screen, the weight of the panel is reduced and an increase of an incident angle caused by flatness of the screen panel is prevented so that a convergence feature of an electron beam is improved.Type: GrantFiled: February 27, 2001Date of Patent: September 2, 2003Assignee: Samsung SDI Co., Ltd.Inventors: Wan Kim, Do-hun Pyun, Tae-il Yoon, Jeong-in Yoo
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Publication number: 20010030503Abstract: A cathode ray tube with a panel that has a thickness of the central portion of an effective area of a screen surface that is TC, a thickness of a vertical edge that is TV, a thickness of a horizontal edge portion that is TH, and a thickness of an edge in a diagonal direction that is TD. The respective values of TC, TV, TH and TD satisfy the expression (TH−TC)+(TV−TC)+(TD−TC)<TC/3, and the radius of curvature in the diagonal direction of the outer surface of the effective area is 1450 mm or more. Thus, by limiting the difference in thickness of the central portion and the peripheral portion of the effective screen area of the panel and the curvature radius of the inner and outer surfaces of the effective screen, the weight of the panel is reduced and an increase of an incident angle caused by flatness of the screen panel is prevented so that a convergence feature of an electron beam is improved.Type: ApplicationFiled: February 27, 2001Publication date: October 18, 2001Inventors: Wan Kim, Do-hun Pyun, Tae-il Yoon, Jeong-in Yoo