Patents by Inventor Ju-Ho Lee

Ju-Ho Lee 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).

  • Apparatus and method for allocating resources in a single carrier-frequency division multiple access system
    Patent number: 9603143
    Abstract: Methods and apparatuses are provided for transmitting data by a user equipment (UE) in a communication system. Resource information is received from a node B. A hopping parameter is determined based on a sequence defined by a cell specific seed. A mirroring parameter is determined based on the sequence defined by the cell specific seed. A resource for data transmission is determined based on the resource information, the hopping parameter, and the mirroring parameter. The data is transmitted using the resource for data transmission. The hopping parameter and the mirroring parameter are determined at a slot.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: March 21, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Youn-Hyoung Heo, Ju-Ho Lee, Sang-Min Ro, Joon-Young Cho, Yun-Ok Cho
  • Method and apparatus for transmitting/receiving CSI in cellular communication system supporting carrier aggregation
    Patent number: 9584263
    Abstract: A Channel Status Information (CSI) transmission method and apparatus of a terminal are provided for use in a wireless communication system. In the wireless communication system supporting carrier aggregation, the terminal transmits the CSIs of component carriers without conflict of their transmission time points, resulting in an improvement of system performance. In a case where the transmission time points are determined to overlap unavoidably, the terminal transmits the CSI as compressed.
    Type: Grant
    Filed: June 23, 2011
    Date of Patent: February 28, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Bum Kim, Joon Young Cho, Ju Ho Lee, Jin-Kyu Han, Hyoung Ju Ji
  • Method and apparatus for allocating resources in carrier aggregation system
    Patent number: 9577814
    Abstract: A method and apparatus for allocating resources in a base station (BS) in a carrier aggregation (CA) system is provided. The method and apparatus includes configuring a first cell and a second cell for a first user equipment (UE), identifying at least one second subframes of the first cell, the at least one second subframe being associated with feedback information to be received in a first subframe of the first cell, and at least one third subframes of the second cell, determining whether there is a downlink (DL) data transmission in the at least one third subframe of the second cell, and determining to allocate the other frequency resources, which are other than a frequency resource used for transmission of the feedback information in the first subframe, to a second UE, if there is no DL data transmission in the at least one third subframe of the second cell.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: February 21, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Hoon Choi, Young-Bum Kim, Ju-Ho Lee, Hyoung-Ju Ji
  • Method and device for measuring interference in communication system
    Patent number: 9578534
    Abstract: A method and a device for measuring interference in a communication system are provided. The method includes measuring interference in a base station of a communication system, in which one or more antenna groups are arranged at different positions in a single cell, includes the steps of determining a reception antenna group which is one of the one or more antenna groups that transmits a signal other than an interference signal to a terminal, determining a reference signal in order to measure the strength of the signal transmitted by the reception antenna group, a step of determining a wireless resource so as to measure the interference in each of the one or more antenna groups, and notifying the terminal with the strength of the signal transmitted by the reception antenna group and information for measuring the interference in each of the one or more antenna groups.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: February 21, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-Youl Yu, Youn-Sun Kim, Hyo-Jin Lee, Hyoung-Ju Ji, Ju-Ho Lee, Seung-Hoon Choi
  • TRANSPARENT ELECTRODE USING AMORPHOUS ALLOY AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20170048972
    Abstract: A transparent electrode using an amorphous alloy is provided. The transparent electrode includes a flexible substrate and an amorphous alloy layer configured to have conductivity and to be formed on the flexible substrate so as to have a plurality of voids.
    Type: Application
    Filed: June 7, 2016
    Publication date: February 16, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-soo PARK, Keum-hwan PARK, Ju-ho LEE, Jin-man PARK, Young-soo LEE
  • Apparatus and method for allocating resources in a single carrier-frequency division multiple access system
    Patent number: 9565678
    Abstract: Methods and apparatuses are provided for transmitting data by a user equipment (UE) in a communication system. Resource information is received from a node B. One of inter-subframe hopping, and intra and inter-subframe hopping, are identified. A hopping parameter is determined. A mirroring parameter is determined. A resource is determined for data transmission based on the resource information, the hopping parameter, and the mirroring parameter. The data is transmitted using the resource for data transmission. The hopping parameter and the mirroring parameter are determined at a slot, if the intra and inter-subframe hopping is identified.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Youn-Hyoung Heo, Ju-Ho Lee, Sang-Min Ro, Joon-Young Cho, Yun-Ok Cho
  • ELECTROMAGNETIC WAVE SHIELDING THIN FILM, ELECTRONIC DEVICE PROVIDED WITH ELECTROMAGNETIC WAVE SHIELDING THIN FILM AND SHIELDING STRUCTURE, AND METHOD FOR MANUFACTURING ELECTROMAGNETIC WAVE SHIELDING THIN FILM
    Publication number: 20170034965
    Abstract: An electromagnetic wave shielding thin film for shielding from electromagnetic waves generated in an electronic part is provided. The electromagnetic wave shielding thin film includes metal plate which has elastic limit of 1% or more, strength of 1000 MPa or more, and a volume fraction of an amorphous phase of 50% or more.
    Type: Application
    Filed: April 11, 2016
    Publication date: February 2, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-man PARK, Keum-hwan PARK, Eun-soo PARK, Ju-ho LEE
  • Method for allocating resource in LTE system
    Patent number: 9560647
    Abstract: A fractional Resource Block (RB) allocation method which enables resource allocation in a unit smaller than RB to improve the capacity of Voice over Internet Protocol (VoIP) in a Long Term Evolution (LTE) system is provided. The method includes generating modulation symbols streams by performing channel coding and modulation on transport blocks corresponding to first and second data to be transmitted to respective users, multiplexing the modulation symbols stream alternately in a unit of two continuous modulation symbols, and transmitting the multiplexed modulation symbol stream as mapped to corresponding resource. A resource arrangement method allows different users to share the same resource without using a Space Domain Multiple Access (SDMA) and indicates fractional RB allocation.
    Type: Grant
    Filed: June 8, 2015
    Date of Patent: January 31, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Kyu Han, Joon Young Cho, Ju Ho Lee
  • Method and apparatus for transmitting downlink hybrid automatic repeat request information in wireless communication system
    Patent number: 9553703
    Abstract: A method and an apparatus and for transmitting downlink Hybrid Automatic Repeat request (HARQ) information in a wireless communication system are provided. In the method, at least one Physical Resource Block (PRB) for transmitting a Physical HARQ Indicator Channel (PHICH) signal is set among all PRBs forming an available frequency band. A PHICH resource is determined within the set at least one PRB. A PHICH signal is transmitted using the determined PHICH resource.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: January 24, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Min Ro, Joon-Young Cho, Youn-Sun Kim, Hyoung-Ju Ji, Ju-Ho Lee
  • DEVICE AND METHOD FOR TRANSMITTING DOWNLINK CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20170019227
    Abstract: A method for a transmitter in a communication system, a method for a receiver, a transmitting apparatus, and a receiving apparatus are provided.
    Type: Application
    Filed: September 30, 2016
    Publication date: January 19, 2017
    Inventors: Jin Kyu HAN, Ju Ho LEE
  • Apparatus and method for transmitting/receiving the hybrid-ARQ ACK/NACK signal in mobile communication system
    Patent number: 9544101
    Abstract: An apparatus and method are provided for a mobile communication system. The method includes generating at least one symbol group to which an orthogonal sequence is applied; determining one of a first antenna set and a second antenna set for mapping the generated at least one symbol group based on the a symbol group index and a physical hybrid automatic repeat request indicator channel (PHICH) group index; mapping the generated at least one symbol group to the determined antenna set; and transmitting the mapped at least one symbol group.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: January 10, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Young-Bum Kim, Jin-Kyu Han, Hwan-Joon Kwon, Ju-Ho Lee, Jianzhong Zhang
  • METHOD AND APPARATUS FOR ALLOCATING ACKCH RESOURCES IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20170005769
    Abstract: Methods and apparatuses are provided for wireless communication. A scheduling message is received that includes first information on at least one resource allocated for uplink transmission and second information. Data and a pilot are transmitted via the allocated at least one resource for uplink transmission. An ACK/NACK resource is identified based on a lowest index among at least one index of the allocated at least one resource for uplink transmission and the second information. An ACK/NACK signal is received in response to the transmitted data using the identified ACK/NACK resource.
    Type: Application
    Filed: September 19, 2016
    Publication date: January 5, 2017
    Inventors: Joon-Young CHO, Ju-Ho Lee, Hwan-Joon Kwon, Jin-Kyu Han
  • METHOD FOR PATTERNING AMORPHOUS ALLOY, AMORPHOUS ALLOY PATTERN STRUCTURE USING THE SAME, DOME SWITCH, AND METHOD FOR MANUFACTURING DOME SWITCH
    Publication number: 20170004931
    Abstract: A method for patterning an amorphous alloy is provided. The method includes forming a pattern for defining an amorphous alloy deposition region on a parent material, forming an amorphous alloy deposition layer on the parent material with the pattern formed thereon, and etching a region except for the amorphous alloy deposition region. A dome switch is provided. The dome switch includes a metal layer shaped like a dome, a central portion of which protrudes, and, in response to external force being received through the protruding central portion, the central portion contacting and electrically connected to a circuit board, and an amorphous alloy layer disposed on the metal layer. Accordingly, an amorphous alloy structure with enhanced durability and reliability is easily manufactured.
    Type: Application
    Filed: April 11, 2016
    Publication date: January 5, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun-soo PARK, Keum-hwan PARK, Ju-ho LEE, Jin-man PARK
  • Method and apparatus for transmitting control channel signal in orthogonal frequency division multiplexing communication system
    Patent number: 9538507
    Abstract: The present invention is a method in which a base station transmits a control channel signal in an orthogonal frequency division multiplexing (OFDM) communication system, wherein the method configures a physical resource block (PRB) from multiple resource elements (REs) for a control channel signal for scheduling, allocates at least one RE to a response channel signal, the at least one RE occupying the time domain the same as that of the RE used in a resource signal transmission in a data channel region of the PRB and occupying the frequency domain nearest to the RE used in the reference signal transmission, and transmits the control channel signal for scheduling and the response channel signal.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: January 3, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-Ju Ji, Youn-Sun Kim, Ju-Ho Lee, Joon-Young Cho, Young-Bum Kim
  • Apparatus and method for allocating resources in a single carrier-frequency division multiple access system
    Patent number: 9521672
    Abstract: Methods and apparatuses are provided for transmitting data. An index of a first resource block is obtained from a scheduling grant. A user equipment determines a value related to hopping based on a sequence generated by cell specific information. The user equipment determines a value related to mirroring based on the sequence generated by the cell specific information. The user equipment determines a second resource block for uplink transmission by the index of the first resource block, the value related to hopping, and the value related to mirroring.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: December 13, 2016
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Youn-Hyoung Heo, Ju-Ho Lee, Sang-Min Ro, Joon-Young Cho, Yun-Ok Cho
  • Apparatus and method for transmitting/receiving downlink data channel signal transmission information in cellular radio communication system using cooperative multi-point scheme
    Patent number: 9516632
    Abstract: An apparatus and a method for transmitting/receiving downlink data channel signal transmission information in a cellular radio communication system using a Cooperative Multi-Point (COMP) scheme are provided. In the downlink data channel signal transmission information transmission method, a Base Station (BS) transmits downlink data channel signal transmission information including information related to Resource Elements (REs) scheduled for a downlink data channel signal transmission to a User Equipment (UE), and transmits downlink data channel signal non-transmission information including information related to REs through which a downlink data channel signal is not transmitted among the REs scheduled for the downlink data channel signal transmission to the UE.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: December 6, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyo-Jin Lee, Youn-Sun Kim, Ki-Il Kim, Hyoung-Ju Ji, Joon-Young Cho, Ju-Ho Lee
  • Apparatus and method for allocating resources in a single carrier-frequency division multiple access system
    Patent number: 9510348
    Abstract: Methods and apparatuses are provided for transmitting data in a subframe including two slots in a communication system. Resource allocation information is received at a UE. The UE determines a resource for data transmission based on the resource allocation information, whether hopping is enabled, whether mirroring is enabled, and whether hopping is intra-subframe and inter-subframe hopping or inter-subframe hopping. Data is transmitted via the determined resource from the UE to a Node B.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: November 29, 2016
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Youn-Hyoung Heo, Ju-Ho Lee, Sang-Min Ro, Joon-Young Cho, Yun-Ok Cho
  • Apparatus and method for receiving ACK in wireless network
    Patent number: 9509453
    Abstract: The present invention discloses a method for providing reliable multicasting service in wireless network. The disclosed method groups a plurality of receiving nodes into a plurality of receiving groups, and decides the ACK transmission time point against each receiving group, which is not overlapped with other receiving groups. The receiving node contained in each receiving group transmits ACK against the received data frame at the ACK transmission time point, which is decided according to the corresponding receiving group.
    Type: Grant
    Filed: July 5, 2014
    Date of Patent: November 29, 2016
    Assignee: CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMY COOPERATION FOUNDATION
    Inventors: Sung Rae Cho, Woong Soo Na, Jeong Seok Yu, Hyoung Chul Bae, Tae Jin Kim, Ju Ho Lee, Zeynep Vatandas, Jun Beom Hur, Yun Seong Lee
  • Method and device for sending and receiving a reference signal
    Patent number: 9509473
    Abstract: The present invention relates to a method for sending and receiving a reference signal for a backhaul subframe in a wireless communication system in which a relay is present and also to a device therefor, constituted in such a way that common reference signals for a plurality of receiving devices and reference signals dedicated to separate receiving devices are allocated dispersed in a subframe, and the common reference signals and the dedicated reference signals are generated and are sent and received via the subframe. The present invention can improve the channel estimation performance for subframes in a wireless communication system. In this way, communications efficiency in wireless communication systems can be improved.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: November 29, 2016
    Assignee: Samsung Electroics Co., Ltd.
    Inventors: Hyoung-Ju Ji, Joon-Young Cho, Ju-Ho Lee
  • METHOD, APPARATUS, AND SYSTEM FOR TRANSMITTING AND RECEIVING INFORMATION OF AN UNCODED CHANNEL IN AN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM
    Publication number: 20160344530
    Abstract: A method apparatus and system for efficiently transmitting and receiving channels are provided in a wireless communication system based on Orthogonal Frequency Division Multiplexing (OFDM). A multiplexing scheme differs according to a channel when a transmitter transmits a packet data channel, a common control channel and a control channel designated for a particular user. Uncoded 1-bit information is broadly dispersed in frequency and time domains using multiplexing technology for maximizing diversity in in a channel for transmitting information of at least one bit to a particular user like an acknowledgement (ACK) channel. The transmitter converts a sequence obtained by multiplexing multiple bits to be transmitted to a plurality of users to parallel signals, and broadly disperses the parallel signals in the time and frequency domains.
    Type: Application
    Filed: August 8, 2016
    Publication date: November 24, 2016
    Inventors: Hwan-Joon KWON, Ju-Ho LEE, Joon-Young CHO, Jin-Kyu HAN, Dong-Hee KIM, Yun-Ok CHO