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公开(公告)号：US10263825B2
公开(公告)日：2019-04-16
申请号：US15112928
申请日：2014-09-16
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hanbyul Seo , Hakseong Kim
Abstract: The present invention relates to a method of detecting a synchronization signal for D2D (device to device) communication of a terminal in a wireless communication system. More particularly, the method includes detecting a first synchronization signal and a second synchronization signal on a specific sub-frame for a synchronization signal period set for D2D communication, wherein the first synchronization signal is generated based on a first of predefined sets of root indexes, the second synchronization signal is generated based on a second of predefined sets of root indexes, and the first set of root indexes and the second set of root indexes are made up of different indexes.
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公开(公告)号：US09768939B2
公开(公告)日：2017-09-19
申请号：US14405202
申请日：2013-04-23
Applicant: LG Electronics Inc.
Inventor： Daewon Seo , Inkwon Seo , Hanbyul Seo
IPC: H04W4/00 , H04L5/00 , H04B1/3827 , H04W72/04 , H04W72/08 , H04W76/02 , H04L1/00 , H04W88/06 , H04W28/18 , H04W92/18 , H04L1/16 , H04L1/18
CPC classification number: H04L5/0062 , H04B1/3838 , H04L1/0026 , H04L1/1671 , H04L1/1896 , H04L5/0053 , H04L25/0226 , H04W28/18 , H04W72/042 , H04W72/082 , H04W76/14 , H04W88/06 , H04W92/18
Abstract: The present invention relates to a wireless communication system. More particularly, the present invention relates to a method by which a terminal receives a signal in a wireless communication system which supports device-to-device (D2D) communication and an apparatus therefor, the method comprising the steps of: receiving, from a base station, information about a second signal for D2D communication; receiving from the base station, information about a first signal which acts as an interference signal; receiving the second signal along with the first signal from a second terminal; and removing the first signal from the second signal by using the information about the first and the second signal, wherein the information about the second signal includes an indicator for indicating whether the second signal has the same format used in a 3GPP LTE system, and the information about the second signal further includes information about a parameter different from the one that is used in the 3GPP LTE system, if the second signal does not have the same format as used in the 3GPP LTE system.
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公开(公告)号：US09516638B2
公开(公告)日：2016-12-06
申请号：US14405631
申请日：2013-04-04
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hanbyul Seo
IPC: H04L5/14 , H04B7/00 , H04L12/28 , H04J3/00 , H04W72/04 , H04W72/12 , H04W52/38 , H04W72/10 , H04L1/00 , H04L1/18 , H04L5/00
CPC classification number: H04W72/042 , H04L1/0031 , H04L1/1812 , H04L1/1861 , H04L1/1887 , H04L1/1896 , H04L5/0055 , H04L5/0064 , H04L5/0082 , H04L5/14 , H04W52/383 , H04W72/048 , H04W72/10 , H04W72/1247
Abstract: The present invention relates to a radio communication system which supports device-to-device (D2D) communication. More particularly, the present invention relates to a method for transmitting a D2D semi-persistent scheduled (SPS) signal in a radio communication system which supports D2D communication, and an apparatus therefor, the method comprising the steps of: receiving priority information of a D2D SPS signal from a base station; determining whether to send the D2D SPS signal or a signal intended for the base station, on the basis of the priority information, in a case where there is a clash, in a particular sub-frame, between the transmission of the D2D SPS signal and the signal intended for the base station; and transmitting the D2D SPS signal to a second terminal if the priority information of the D2D SPS signal has a higher priority than the signal intended for the base station.
Abstract translation: 本发明涉及支持设备到设备（D2D）通信的无线电通信系统。 更具体地说，本发明涉及一种用于在支持D2D通信的无线通信系统中发送D2D半永久调度（SPS）信号的方法及其装置，该方法包括以下步骤：接收D2D的优先级信息 SPS信号来自基站; 在特定子帧中存在冲突的情况下，在D2D SPS信号的发送和D2D SPS信号的发送之间，基于优先级信息来确定是否发送D2D SPS信号或者用于基站的信号 用于基站的信号; 以及如果所述D2D SPS信号的优先级信息的优先级高于针对所述基站的信号，则将所述D2D SPS信号发送到第二终端。
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公开(公告)号：US20150173048A1
公开(公告)日：2015-06-18
申请号：US14405631
申请日：2013-04-04
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hanbyul Seo
CPC classification number: H04W72/042 , H04L1/0031 , H04L1/1812 , H04L1/1861 , H04L1/1887 , H04L1/1896 , H04L5/0055 , H04L5/0064 , H04L5/0082 , H04L5/14 , H04W52/383 , H04W72/048 , H04W72/10 , H04W72/1247
Abstract: The present invention relates to a radio communication system which supports device-to-device (D2D) communication. More particularly, the present invention relates to a method for transmitting a D2D semi-persistent scheduled (SPS) signal in a radio communication system which supports D2D communication, and an apparatus therefor, the method comprising the steps of: receiving priority information of a D2D SPS signal from a base station; determining whether to send the D2D SPS signal or a signal intended for the base station, on the basis of the priority information, in a case where there is a clash, in a particular sub-frame, between the transmission of the D2D SPS signal and the signal intended for the base station; and transmitting the D2D SPS signal to a second terminal if the priority information of the D2D SPS signal has a higher priority than the signal intended for the base station.
Abstract translation: 本发明涉及支持设备到设备（D2D）通信的无线电通信系统。 更具体地说，本发明涉及一种用于在支持D2D通信的无线通信系统中发送D2D半永久调度（SPS）信号的方法及其装置，该方法包括以下步骤：接收D2D的优先级信息 SPS信号来自基站; 在特定子帧中存在冲突的情况下，在D2D SPS信号的发送和D2D SPS信号的发送之间，基于优先级信息来确定是否发送D2D SPS信号或者用于基站的信号 用于基站的信号; 以及如果所述D2D SPS信号的优先级信息的优先级高于针对所述基站的信号，则将所述D2D SPS信号发送到第二终端。
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公开(公告)号：US12010640B2
公开(公告)日：2024-06-11
申请号：US18152692
申请日：2023-01-10
Applicant: LG ELECTRONICS INC.
Inventor： Hakseong Kim , Inkwon Seo , Hanbyul Seo , Daewon Seo , Youngtae Kim , Hyukjin Chae
CPC classification number: H04W56/0015 , H04L5/0048 , H04L5/0051 , H04L5/0053 , H04L27/26035 , H04L27/2613 , H04L27/2692 , H04W76/14
Abstract: The present invention relates to a method and an apparatus which enable a terminal to transmit a signal for device-to-device (D2D) communication in a wireless communication system. Specifically, the present invention transmits a synchronization signal for D2D communication and a demodulation reference signal (DM-RS) for demodulation of the synchronization signal, wherein the base sequence of the demodulation reference signal is generated using a synchronization reference ID.
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Patent Agency Ranking
公开(公告)号：US10420050B2
公开(公告)日：2019-09-17
申请号：US15118842
申请日：2015-02-13
Applicant: LG ELECTRONICS INC.
Inventor： Hakseong Kim , Inkwon Seo , Hanbyul Seo , Daewon Seo , Youngtae Kim , Hyukjin Chae
Abstract: The present invention relates to a method and an apparatus which enable a terminal to transmit a signal for device-to-device (D2D) communication in a wireless communication system. Specifically, the present invention transmits a synchronization signal for D2D communication and a demodulation reference signal (DM-RS) for demodulation of the synchronization signal, wherein the base sequence of the demodulation reference signal is generated using a synchronization reference ID.
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7.发明授权Method for detecting downlink control channel in wireless communication system and apparatus for same 有权用于检测无线通信系统中的下行链路控制信道的方法及其装置公开(公告)号：US09538518B2
公开(公告)日：2017-01-03
申请号：US14424925
申请日：2013-08-16
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hanbyul Seo , Seungmin Lee , Jihyun Lee
CPC classification number: H04W72/042 , H04L5/0053
Abstract: The present invention relates to a wireless communication system, and more particularly, to a method for detecting a downlink control channel in a wireless communication system and to an apparatus for same. The method by which a terminal receives downlink control information in a wireless communication system, according to one example of the present invention, includes the steps of: receiving information elements, including information for setting a plurality of downlink subframe sets and information for representing a downlink control channel type for each of the plurality of downlink subframe sets, from a base station; determining the resource location to which the control is mapped in a specific downlink subframe set according to the type of the control channel; and monitoring a control channel corresponding to the control channel type at the resource location of the downlink subframe belonging to the specific downlink subframe set and receiving the downlink control information transmitted through the control channel.
Abstract translation: 本发明涉及一种无线通信系统，更具体地，涉及一种用于检测无线通信系统中的下行链路控制信道的方法及其装置。 根据本发明的一个示例，终端在无线通信系统中接收下行链路控制信息的方法包括以下步骤：接收信息元素，包括用于设置多个下行子帧集合的信息和用于表示下行链路的信息 多个下行链路子帧集合中的每一个的控制信道类型; 根据控制信道的类型，在特定下行子帧集合中确定控制映射到的资源位置; 以及监视属于所述特定下行子帧集合的所述下行链路子帧的资源位置处的与所述控制信道类型对应的控制信道，并接收通过所述控制信道发送的所述下行链路控制信息。
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8.发明授权Power control method for device-to-device (D2D) communication in wireless communication system and apparatus therefor 有权无线通信系统中设备到设备（D2D）通信的功率控制方法及其设备公开(公告)号：US09516608B2
公开(公告)日：2016-12-06
申请号：US14899431
申请日：2014-06-26
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hakseong Kim , Hanbyul Seo
CPC classification number: H04W52/322 , H04W52/04 , H04W52/242 , H04W52/262 , H04W52/283 , H04W52/383
Abstract: The present invention relates to a method for power control by a first terminal that performs device-to-device (D2D) communication in a wireless communication system. More specifically, the method comprises the steps of: receiving, from a base station, a first signal including power control information defined for D2D communication; and transmitting a second signal according to transmission power determined on the basis of the received first signal, wherein the power control information indicates one of broadcast and groupcast, and the second signal is differently masked and transmitted according to a transmission method of the second signal.
Abstract translation: 本发明涉及一种在无线通信系统中执行设备到设备（D2D）通信的第一终端的功率控制方法。 更具体地，该方法包括以下步骤：从基站接收包括为D2D通信定义的功率控制信息的第一信号; 根据所接收到的第一信号确定的发送功率发送第二信号，其中功率控制信息指示广播和群播之一，并且根据第二信号的发送方法对第二信号进行不同的掩蔽和发送。
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9.发明授权Method by which a terminal receives enhanced downlink control channel in wireless communication system and apparatus for same 有权一种终端在无线通信系统中接收增强型下行链路控制信道的方法及其装置公开(公告)号：US09480060B2
公开(公告)日：2016-10-25
申请号：US14427948
申请日：2013-09-11
Applicant: LG ELECTRONICS INC.
Inventor： Daewon Seo , Hakseong Kim , Hanbyul Seo
CPC classification number: H04W72/042 , H04L5/0023 , H04L5/0048 , H04L5/0051 , H04L5/0053 , H04L5/1469 , H04L27/2601 , H04W72/00 , H04W72/0446
Abstract: The present invention relates to a method by which a terminal receives an enhanced downlink control channel in a wireless communication system, and to an apparatus for same. In detail, the method for detecting downlink control information includes the steps of receiving information about a specific subframe for an enhanced physical downlink control channel (EPDCCH), and monitoring the determined number of resource blocks according to available resource regions of the specific subframe in order to detect downlink control information, wherein, when the available resource region is restricted, the number of resource blocks is increased.
Abstract translation: 本发明涉及终端在无线通信系统中接收增强下行链路控制信道的方法及其装置。 详细地说，检测下行链路控制信息的方法包括以下步骤：接收关于增强物理下行链路控制信道（EPDCCH）的特定子帧的信息，并根据特定子帧的可用资源区域按顺序监视所确定的资源块数量 以检测下行链路控制信息，其中当可用资源区域被限制时，资源块的数量增加。
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公开(公告)号：US10187902B2
公开(公告)日：2019-01-22
申请号：US15118822
申请日：2015-02-13
Applicant: LG ELECTRONICS INC.
Inventor： Myoungseob Kim , Hanbyul Seo , Daewon Seo
Abstract: The present invention relates to a method and apparatus for performing a D2D communication between device-to-device (D2D) devices in a wireless communication system in which a D2D direct communication is supported performed by a D2D transmission user equipment (UE), and the method includes transmitting control information related to a scheduling assignment through a D2D frame defined for the D2D communication to a D2D reception UE, and transmitting D2D data to the D2D reception UE through the D2D frame, wherein the D2D frame includes a contention period in which the control information is transmitted and a D2D data period in which the D2D data is transmitted, and wherein the contention period is located in front of the D2D data period.
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