专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US10771224B2 Method and device for transmitting feedback information 有权
公开(公告)号：US10771224B2
公开(公告)日：2020-09-08
申请号：US16088434
申请日：2017-02-08
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Xuejuan Gao , Xueming Pan , Fang-Chen Cheng , Qianqian Si
IPC分类号： H04L5/00 , H04L1/18 , H04L5/14 , H04L27/26 , H04W72/04
摘要： Disclosed in the present application are a method and device for transmitting feedback information, used to define new feedback timing for downlink data using a dynamic and variable TTI length during transmission, so as to ensure that ACK/NACK feedback information of downlink data is fed back on an earliest uplink transmission resource meeting a processing delay requirement, thereby reducing system delay. The method for transmitting feedback information provided in the present application comprises: receiving downlink transmission; and determining, at least according to a TTI length and/or a second TTI length of the downlink transmission, an uplink time-domain resource position for ACK/NACK feedback information transmission for the downlink transmission, and sending, on the uplink time-domain resource position, the ACK/NACK feedback information for the downlink transmission, wherein the second TTI length is configured by configuration signaling or is a pre-arranged TTI length used for determining the uplink time-domain resource position of ACK/NACK feedback information transmission.

2. 发明授权

US10292149B2 Physical downlink control channel transmission method and apparatus 有权
公开(公告)号：US10292149B2
公开(公告)日：2019-05-14
申请号：US15759213
申请日：2016-08-04
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Jiaqing Wang , Xueming Pan , Weijie Xu , Qianqian Si
IPC分类号： H04W72/04 , H04L5/00 , H04W16/14 , H04W74/08 , H04W72/12
摘要： Disclosed are a physical downlink control channel transmission method and apparatus, which are used for achieving, in the case where an initial signal or signalling which indicates an initial position of a physical downlink shared channel is not transmitted, a method in which a physical downlink control channel is used for transmitting and indicating an initial position of a physical downlink shared channel. The method comprises: a terminal determining, according to each candidate time position in a set of candidate time positions and a set of candidate physical downlink control channel/enhanced physical downlink control channel resource positions corresponding to the candidate time position respectively, a physical downlink control channel/enhanced physical downlink control channel bearing downlink control information in an unauthorized frequency band wireless frame; and the terminal receiving the downlink control information by means of the determined physical downlink control channel/enhanced physical downlink control channel.

3. 发明授权

US09497742B2 Method and device for transmitting uplink control information (UCI) 有权
标题翻译：发送上行控制信息（UCI）的方法和装置
公开(公告)号：US09497742B2
公开(公告)日：2016-11-15
申请号：US14419086
申请日：2013-07-19
申请人： China Academy of Telecommunications Technology
发明人： Xuejuan Gao , Yanan Lin , Qianqian Si
IPC分类号： H04W72/04 , H04L5/00 , H04L1/16 , H04L1/18
CPC分类号： H04W72/0413 , H04L1/1671 , H04L1/1861 , H04L5/001 , H04L5/0023 , H04L5/0055 , H04L5/0057
摘要： A first type of UCI that needs to be transmitted in a current subframe is generated by a terminal device; a second type of UCI that needs to be transmitted in the current subframe is generated on the basis of a threshold number of bits simultaneously transmitted with the UCI in the current subframe and of the number of bits transmitting the first type of UCI; the first type of UCI and the second type of UCI generated are transmitted on corresponding channel resources in the current subframe.
摘要翻译：需要在当前子帧中发送的第一类型的UCI由终端设备产生; 基于与当前子帧中的UCI同时发送的阈值数目和发送第一类型的UCI的比特数来生成在当前子帧中需要发送的第二类型的UCI; 生成的第一类型的UCI和第二类型的UCI在当前子帧中的相应信道资源上发送。

4. 发明授权

US11743903B2 Transmission method, user equipment and base station 有权
公开(公告)号：US11743903B2
公开(公告)日：2023-08-29
申请号：US16772707
申请日：2018-11-20
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Qianqian Si , Xuejuan Gao
IPC分类号： H04W72/21 , H04W72/23 , H04L1/1812 , H04L5/00
CPC分类号： H04W72/23 , H04L1/1812 , H04L5/0053 , H04W72/21
摘要： A transmission method, a terminal and a base station are provided, thereby solving the problem that there is no specific method in the 5G system for distinguishing whether one DCI triggers the transmission of data and control information at the same time or triggers the transmission of control information only. The transmission includes receiving DCI, wherein the DCI comprises indication information of N bits, the indication information of N bits is used to indicate whether the DCI triggers transmission of data, and N is an integer greater than or equal to 1; and performing transmission based on the indication information in the DCI.

5. 发明授权

US11419059B2 Uplink power control method and mobile terminal 有权
公开(公告)号：US11419059B2
公开(公告)日：2022-08-16
申请号：US16764667
申请日：2018-09-29
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Qianqian Si , Fangchen Cheng , Xiangli Lin
IPC分类号： H04W52/14 , H04W52/58
摘要： An uplink power control method and a mobile terminal are provided. The method includes: acquiring an uplink transmission parameter corresponding to an uplink channel format; calculating an uplink power adjustment value according to the uplink transmission parameter, to control an uplink power.

6. 发明授权

US11197320B2 Uplink transmission resource scheduling method and device, and uplink transmission method and device 有权
公开(公告)号：US11197320B2
公开(公告)日：2021-12-07
申请号：US15763091
申请日：2016-08-25
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Jiaqing Wang , Xueming Pan , Weijie Xu , Qianqian Si
IPC分类号： H04W74/08 , H04W72/04 , H04W72/12 , H04W72/14 , H04W74/00
摘要： Disclosed are an uplink transmission resource scheduling method and device, and an uplink transmission method and device, which are used for reserving an uplink transmission resource on an unlicensed carrier, enabling a user equipment (UE) not to transmit an uplink signal on the reserved resource and avoiding a case in which the scheduled UE cannot access a channel, and can realize time division multiplexing of uplink transmission resources on the unlicensed carrier. An uplink transmission resource scheduling method provided by the present application comprises: a base station determines a reserved resource in an uplink subframe, the reserved resource being a transmission resource on an unlicensed carrier; and the base station sends a notification about the reserved resource in the uplink subframe to a UE.

7. 发明授权

US10849155B2 Method and apparatus for transmitting uplink control information 有权
公开(公告)号：US10849155B2
公开(公告)日：2020-11-24
申请号：US16075113
申请日：2017-01-18
申请人： China Academy of Telecommunications Technology
发明人： Xuejuan Gao , Qianqian Si , Xueming Pan , Fang-Chen Cheng
IPC分类号： H04W72/14 , H04W72/04 , H04L5/00 , H04B7/06
CPC分类号： H04W72/14 , H04B7/0626 , H04L5/0048 , H04L5/0053 , H04L5/0055 , H04W72/0406 , H04W72/0446 , H04L5/0007 , H04W72/0413
摘要： The present invention relates to the field of communications, and in particular, to a method and an apparatus for transmitting uplink control information. The method comprises: a terminal determines a resource for transmitting uplink control information, wherein the resource comprises a time domain occupation resource and a frequency domain occupation resource, and duration of the time domain occupation resource is less than 1 ms; and then the terminal transmits the uplink control information on the determined resource. In this way, a solution for uplink control information transmission is provided for the shortened TTI, normal feedback of the uplink control information is supported, and the system performance is ensured.

8. 发明申请

US20150207594A1 METHOD FOR IMPLEMENTING HARQ FEEDBACK, AND METHOD AND DEVICE FOR ALLOCATING UPLINK SUBFRAME 有权
标题翻译：用于实施HARQ反馈的方法，以及用于分配上行链路子帧的方法和设备
公开(公告)号：US20150207594A1
公开(公告)日：2015-07-23
申请号：US14388792
申请日：2013-03-06
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Qianqian Si , Zukang Shen , Yanan Lin , Xuejuan Gao
IPC分类号： H04L1/18 , H04L5/14
CPC分类号： H04L1/1861 , H04L5/14
摘要： Disclosed are a method for implementing HARQ feedback, and a method and device for allocating an uplink subframe. The method is: determining a TDD uplink/downlink reference configuration used for FDD PDSCH HARQ feedback, and allocating, according to the number of uplink subframes indicated by the TDD uplink/downlink reference configuration in a radio frame, an FDD downlink subframe corresponding to ACK/NACK information borne by an uplink subframe indicated by the TDD uplink/downlink reference configuration to the uplink subframe, so that numbers of FDD downlink subframes corresponding to ACK/NACK information borne by the uplink subframes indicated by the TDD uplink/downlink reference configuration are approximately equal. In this way, ACK/NACK information corresponding to downlink data can be timely and accurately fed back, so as to perform accurate data retransmission, thereby effectively ensuring the system performance.
摘要翻译：公开了一种用于实现HARQ反馈的方法，以及用于分配上行链路子帧的方法和设备。该方法是：确定用于FDD PDSCH HARQ反馈的TDD上行链路/下行链路参考配置，并且根据无线帧中的TDD上行链路/下行链路参考配置指示的上行链路子帧的数量，分配与ACK对应的FDD下行链路子帧 / NACK信息由TDD上行链路/下行链路参考配置指示的上行链路子帧承载到上行链路子帧，使得与由TDD上行链路/下行链路参考配置指示的上行链路子帧所承载的ACK / NACK信息相对应的FDD下行链路子帧的数量为大致相等。以这种方式，可以及时准确地反馈与下行链路数据相对应的ACK / NACK信息，从而进行准确的数据重传，从而有效地确保系统性能。

9. 发明申请

US20150188687A1 ACK/NACK FEEDBACK BIT NUMBER DETERMINATION METHOD AND DEVICE 有权
标题翻译： ACK / NACK反馈位数确定方法和设备
公开(公告)号：US20150188687A1
公开(公告)日：2015-07-02
申请号：US14409363
申请日：2013-06-09
申请人： China Academy of Telecommunications Technology
发明人： Xuejuan Gao , Yanan Lin , Zukang Shen , Qianqian Si
IPC分类号： H04L5/00 , H04L5/14
CPC分类号： H04L5/0055 , H04L1/16 , H04L1/1607 , H04L5/001 , H04L5/0046 , H04L5/14 , H04L5/1469
摘要： A method and device for determining an ACK/NACK feedback bit number, used when carriers having different time division duplex (TDD) uplink/downlink configurations are aggregated for a user equipment or the aggregated carriers includes at least one FDD carrier and at least one TDD carrier, and when the user equipment conducts ACK/NACK feedback on a physical uplink sharing channel (PUSCH) having a corresponding physical downlink control channel (PDCCH), the PDCCH containing a downlink assignment index (DAI) domain. The method comprises: determining whether the carriers grouped by the user equipment contain a first type carrier; if yes, then determining (I) of each carrier c according to a parameter indicating the number of ACK/NACK feedback subframes; if no, then acquiring (II) and the Mc of each carrier c, and selecting the minimum value from (II) and the Mc as the (I) of each carrier c; according to the number of the downlink subframes in each carrier c in need of conducting ACK/NACK feedback on the current uplink subframe, determining the ACK/NACK feedback bit number that the current uplink subframe needs to feed back. The present invention ensures normal operation of a system based on the application scenario.
摘要翻译：一种用于确定ACK / NACK反馈比特数的方法和装置，当对于用户设备或聚合载波聚合具有不同时分双工（TDD）上行/下行链路配置的载波时，所述方法和装置包括至少一个FDD载波和至少一个TDD 载波，并且当用户设备对具有对应的物理下行链路控制信道（PDCCH）的物理上行链路共享信道（PUSCH）进行ACK / NACK反馈时，PDCCH包含下行链路分配索引（DAI）域。该方法包括：确定由用户设备分组的载波是否包含第一类型载波; 如果是，则根据指示ACK / NACK反馈子帧的数量的参数确定每个载波c（I）; 如果没有，则获取（II）和每个载波的Mc，并从（II）中选择最小值，并将Mc作为每个载波c的（I）; 根据当前上行链路子帧需要进行ACK / NACK反馈的每个载波c中的下行链路子帧的数量，确定当前上行链路子帧需要反馈的ACK / NACK反馈比特数。本发明基于应用场景确保系统的正常运行。

10. 发明授权

US10911205B2 Method and device for feeding back downlink data 有权
公开(公告)号：US10911205B2
公开(公告)日：2021-02-02
申请号：US16325178
申请日：2017-05-27
申请人： CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
发明人： Qianqian Si , Xueming Pan
IPC分类号： H04L5/00 , H04L1/18 , H04W72/04
摘要： Disclosed in the present application are a method and device for feeding back downlink data. When a processing duration of an UE is shortened, feedback timing information for feeding back downlink data may be adaptively changed. The method comprises: determining a processing capability of an UE, the processing capability referring to a processing duration that the UE takes to process the received downlink data to determine whether said downlink data needs to be retransmitted; according to the determined processing capability, determining the feedback timing information of the UE feeding back the downlink data.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式