公开(公告)号：US10230480B2

公开(公告)日：2019-03-12

申请号：US15312348

申请日：2015-05-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yingyang Li ,  Chengjun Sun

IPC: H04B17/345 ,  H04J11/00 ,  H04L27/26 ,  H04W16/14 ,  H04W24/08

Abstract: The present invention provides a method and a device for interference detection on an unlicensed band. An LTE-U device works in an unlicensed-band cell, and the LTE-U device detects an interference signal of the unlicensed-band cell and processes data transmission. By adopting the method of the present invention, the LTE-U device works in the unlicensed band and may measure the interference signal from other wireless system, so as to avoid mutual interference between LTE-U and the other wireless communication system.

公开(公告)号：US09961643B2

公开(公告)日：2018-05-01

申请号：US14252277

申请日：2014-04-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Shichang Zhang ,  Yingyang Li ,  Chengjun Sun

IPC: H04W52/04 ,  H04L5/00 ,  H04W52/32 ,  H04L5/14 ,  H04W52/14 ,  H04W52/22 ,  H04W72/12

CPC classification number: H04W52/04 ,  H04L5/0053 ,  H04L5/0055 ,  H04L5/0092 ,  H04L5/14 ,  H04W52/146 ,  H04W52/228 ,  H04W52/325 ,  H04W72/1289 ,  Y02D70/00

Abstract: A method for controlling an uplink (UL) power in a multi-subframe scheduling system is provided. The method includes receiving by a User Equipment (UE), a multi-subframe uplink (UL) scheduling instruction or Physical Downlink Control Channel CHannel (PDCCH) data of a Downlink Control Information (DCI) format 3/3 A of the UE, in a Downlink (DL) subframe where the multi-subframe UL scheduling instruction is transmitted, wherein the multi-subframe UL scheduling instruction or the PDCCH data with DCI format 3/3 A comprises a power controlling command of the PUSCH and determining, by the UE, a transmitting power of the PUSCH of each UL subframe, which is scheduled by the multi-subframe UL scheduling instruction, based on a power controlling command value, and transmitting corresponding PUSCH data based on the transmitting power calculated.

公开(公告)号：US09955367B2

公开(公告)日：2018-04-24

申请号：US15138907

申请日：2016-04-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yingyang Li ,  Chengjun Sun ,  Xiaoqiang Li

IPC: H04W4/00 ,  H04W24/02 ,  H04W72/04 ,  H04J11/00 ,  H04L5/00 ,  H04L5/14 ,  H04L1/16 ,  H04L1/18

CPC classification number: H04W24/02 ,  H04J11/00 ,  H04L1/1607 ,  H04L1/1614 ,  H04L1/1692 ,  H04L1/1812 ,  H04L1/1854 ,  H04L1/1861 ,  H04L5/0055 ,  H04L5/14 ,  H04W72/0413 ,  H04W72/042 ,  H04W72/0446

Abstract: An apparatus and a method for feeding back data receiving status, applied to a system, are provided. The method includes sequencing, by a User Equipment (UE), downlink subframes for transmitting data with respect to each Component Carrier (CC), generating receiving status feedback information for the first X downlink subframes with respect to each CC according to the result of the sequencing, where X≤M, wherein M is the number of downlink subframes on each CC, and transmitting the receiving status feedback information generated with respect to each CC to a base station. Accordingly, the UE will not misinterpret the receiving status for the downlink subframes due to inconsistencies with the base station between transmitting and receiving feedback. This affects the Hybrid Automatic Repeat Request (HARQ) transmission, saves the uplink overheads occupied by the receiving status feedback information, and increases the uplink coverage area.

公开(公告)号：US09749819B2

公开(公告)日：2017-08-29

申请号：US14574182

申请日：2014-12-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Pengfei Sun ,  Bin Yu ,  Chengjun Sun

IPC: H04W4/00 ,  H04W4/08 ,  H04B7/022 ,  H04B7/06 ,  H04J11/00

CPC classification number: H04W4/08 ,  H04B7/022 ,  H04B7/0619 ,  H04J11/004

Abstract: The present disclosure provides a method for performing non-orthogonal communication by a terminal in a wireless communication system, the method including: monitoring scheduling signaling; receiving a multi-layer signal in non-orthogonal transmission according to the monitored scheduling signaling and demodulating the multi-layer signal if non-orthogonal transmission exists; and calculating and feeding back channel state information applied to the non-orthogonal transmission.

公开(公告)号：US09648595B2

公开(公告)日：2017-05-09

申请号：US13745113

申请日：2013-01-18

Applicant: Samsung Electronics Co. Ltd.

Inventor： Shichang Zhang ,  Jingxing Fu ,  Chengjun Sun

IPC: H04W72/04 ,  H04B7/26 ,  H04L5/00 ,  H04L5/14 ,  H04L5/16

CPC classification number: H04W72/0413 ,  H04B7/2656 ,  H04L5/001 ,  H04L5/0092 ,  H04L5/1469 ,  H04L5/16

Abstract: An apparatus and a method for transmitting/receiving a Physical Uplink Shared CHannel (PUSCH) signal in a cellular radio communication system supporting a Carrier Aggregation (CA) scheme are provided. In the PUSCH transmission method, a User Equipment (UE) transmits a PUSCH signal to a Base Station (BS) based on an UpLink (UL)/DownLink (DL) Configuration, wherein, for a Time Division Duplexing (TDD) scheme, if the UE is configured with more than one serving cell, UL/DL Configurations of at least two serving cells are different, and a serving cell is one of a primary cell and a secondary cell, a UL/DL Configuration for the serving cell is set as a UL-reference UL/DL Configuration based on a pair formed by a UL/DL Configuration for another serving cell and the UL/DL Configuration for the serving cell.

公开(公告)号：US20160174093A1

公开(公告)日：2016-06-16

申请号：US14436854

申请日：2013-10-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Xutao Zhou ,  Haijie Qui ,  Chengjun Sun ,  Zixiong Chen

IPC: H04W24/10 ,  H04L5/00

CPC classification number: H04W24/10 ,  H04L5/005 ,  H04L5/0057 ,  H04L5/0094

Abstract: An example of the present disclosure provides a method and User Equipment (UE) apparatus for measuring a Channel State Indication (CSI)-Reference Signal (RS), by utilizing multiple CSI-RS resources, which includes: receiving, by a User Equipment (UE), a signaling, in which the signaling indicates a multiple CSI-RS resource combination, which corresponds to a CSI-RS Reference Signal Receiving Power (RSRP), and/or, a CSI-RS Reference Signal Receiving Quality (RSRQ), and corresponding configuration information; obtaining, by the UE, a resource location corresponding to the obtained multiple CSI-RS resource combination, and the corresponding configuration information from the signaling; measuring, by the UE, the CSI-RS at the corresponding resource location, and reporting a measurement result.

Abstract translation: 本公开的示例提供了一种通过利用多个CSI-RS资源来测量信道状态指示（CSI）参考信号（RS）的方法和用户设备（UE）装置，其包括：由用户设备 UE），其中信令指示对应于CSI-RS参考信号接收功率（RSRP）的多个CSI-RS资源组合和/或CSI-RS参考信号接收质量（RSRQ）的信令， 和相应的配置信息; 由UE获取与所获得的多个CSI-RS资源组合相对应的资源位置和来自所述信令的对应配置信息; 由UE测量相应资源位置处的CSI-RS，并报告测量结果。

公开(公告)号：US09338778B2

公开(公告)日：2016-05-10

申请号：US13850600

申请日：2013-03-26

Applicant: Samsung Electronics Co. Ltd.

Inventor： Yingyang Li ,  Chengjun Sun ,  Xiaoqiang Li

IPC: H04W4/00 ,  H04W72/04 ,  H04L1/16 ,  H04L1/18

CPC classification number: H04W24/02 ,  H04J11/00 ,  H04L1/1607 ,  H04L1/1614 ,  H04L1/1692 ,  H04L1/1812 ,  H04L1/1854 ,  H04L1/1861 ,  H04L5/0055 ,  H04L5/14 ,  H04W72/0413 ,  H04W72/042 ,  H04W72/0446

Abstract: An apparatus and a method for feeding back data receiving status, applied to a system, are provided. The method includes sequencing, by a User Equipment (UE), downlink subframes for transmitting data with respect to each Component Carrier (CC), generating receiving status feedback information for the first X downlink subframes with respect to each CC according to the result of the sequencing, where X≦M, wherein M is the number of downlink subframes on each CC, and transmitting the receiving status feedback information generated with respect to each CC to a base station. Accordingly, the UE will not misinterpret the receiving status for the downlink subframes due to inconsistencies with the base station between transmitting and receiving feedback. This affects the Hybrid Automatic Repeat Request (HARQ) transmission, saves the uplink overheads occupied by the receiving status feedback information, and increases the uplink coverage area.

公开(公告)号：US09338754B2

公开(公告)日：2016-05-10

申请号：US14420471

申请日：2013-08-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jingxing Fu ,  Chengjun Sun ,  Hong Wang ,  Yingyang Li

IPC: H04J3/00 ,  H04W52/24 ,  H04W16/10 ,  H04L5/00 ,  H04L5/14 ,  H04W92/20

CPC classification number: H04W52/244 ,  H04L5/00 ,  H04L5/14 ,  H04L5/1469 ,  H04W16/10 ,  H04W92/20

Abstract: The application discloses a method for performing interference coordination between adjacent cells supporting dynamic TDD uplink and downlink configuration by a first evolved Node B (eNB). The method includes that: receiving, downlink interference degree information from a second eNB, wherein the downlink interference degree information is used for indicating a degree that uplink transmission of the second eNB is interfered by downlink transmission in a conflict subframe; and determining, according to the downlink interference degree information, whether to adjust downlink transmit power in the conflict subframe, if the downlink transmit power in the conflict subframe is to be adjusted, transmitting a CSI report configuration to UE of current cell, and configuring the UE of current cell to report a set of CSI respectively for the conflict subframe and a non-conflict subframe. By the solution of the present application, serious uplink and downlink interference between the adjacent cells can be avoided when the adjacent cells use different TDD uplink and downlink configurations.

Abstract translation: 该应用公开了一种用于在由第一演进节点B（eNB）支持动态TDD上行链路和下行链路配置的相邻小区之间执行干扰协调的方法。 该方法包括：从第二eNB接收下行干扰度信息，其中下行干扰度信息用于指示在冲突子帧中下行链路传输干扰第二eNB的上行传输的程度; 以及根据所述下行干扰度信息确定是否调整所述冲突子帧中的下行链路发射功率，如果要调整所述冲突子帧中的下行链路发射功率，则将CSI报告配置发送到当前小区的UE，并且配置 当前小区的UE分别针对冲突子帧和非冲突子帧报告一组CSI。 通过本应用的解决方案，当相邻小区使用不同的TDD上行链路和下行链路配置时，可以避免相邻小区之间的严重上行链路和下行链路干扰。

公开(公告)号：US09332529B2

公开(公告)日：2016-05-03

申请号：US13837971

申请日：2013-03-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jingxing Fu ,  Chengjun Sun ,  Yingyang Li

IPC: H04W72/04 ,  H04W72/12 ,  H04L1/18

CPC classification number: H04W72/04 ,  H04L1/1861 ,  H04L1/1864 ,  H04L1/1887 ,  H04W72/1273

Abstract: A Physical Downlink Shared CHannel (PDSCH) transmission data method is provided. A User Equipment (UE) receives cross-carrier scheduling information in a PDCCH of a cell for scheduling. The cross-carrier scheduling information carries scheduling information indicating at least one PDSCH in at least one sub-frame of a cell being scheduled in cross-carrier scheduling. The UE processes data of PDSCH corresponding to the instruction according to received cross-carrier scheduling information. The UE sends a HARQ-ACK message to a base station according to the processed result. The peak rate of the UE is increased, and the requirement for higher throughput of the UE is satisfied.

Abstract translation: 提供了物理下行链路共享信道（PDSCH）传输数据方法。 用户设备（UE）在用于调度的小区的PDCCH中接收跨载波调度信息。 跨载波调度信息携带指示在跨载波调度中调度的小区的至少一个子帧中的至少一个PDSCH的调度信息。 UE根据接收到的跨载波调度信息处理对应于该指令的PDSCH的数据。 UE根据处理结果向基站发送HARQ-ACK消息。 UE的峰值速率增加，满足UE的更高吞吐量要求。

公开(公告)号：US20150365925A1

公开(公告)日：2015-12-17

申请号：US14763253

申请日：2014-01-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jingxing Fu ,  Yingyang Li ,  Chengjun Sun

IPC: H04W72/04 ,  H04L5/00

CPC classification number: H04W72/042 ,  H04L1/0026 ,  H04L1/0031 ,  H04L1/1671 ,  H04L5/0048 ,  H04L5/0057 ,  H04W24/10 ,  H04W72/0413

Abstract: Disclosed is a method for reporting channel state information (CSI), first, an instruction instructing a UE to report the CSI are acquired by the UE from a PDCCH scheduling the PDSCH; then, the UE measures the reference signal to give CSI; finally, the UE reports CSI on the PUCCH or the PUSCH transmitting the HARQ-ACK feedback information of the PDSCH. The present application also discloses a device. With the technical solution disclosed in the present application, the flexibility of CSI transmission can be enhanced.

Abstract translation: 公开了一种用于报告信道状态信息（CSI）的方法，首先，UE从PDCCH调度PDSCH获取指示UE报告CSI的指令; 那么，UE测量参考信号以给出CSI; 最后，UE在PUCCH上发送CSI，或者PUSCH发送PDSCH的HARQ-ACK反馈信息。 本申请还公开了一种装置。 利用本申请中公开的技术方案，可以提高CSI传输的灵活性。