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    • 111. 发明公开
    • METHOD, USER EQUIPMENT, AND BASE STATION FOR TRANSMISSION OF HYBRID AUTOMATIC REPEAT REQUEST-ACKNOWLEDGEMENT
    • 方法,用户设备和基站确认书混合自动重传请求传输
    • EP3043501A1
    • 2016-07-13
    • EP14845094.3
    • 2014-02-28
    • Huawei Technologies Co., Ltd.
    • CHENG, YanMAZZARESE, David
    • H04L1/18
    • H04L1/1812H04L1/1854H04L1/1861H04L1/1864H04L5/001H04L5/0055H04L5/0094H04L5/1469H04L5/26
    • The present invention provides a hybrid automatic repeat request acknowledgement transmission method, a user equipment, and a base station. The transmission method includes: receiving, by a user equipment, on a first serving cell and in a downlink subframe n-k, PDSCH transmission or a downlink control channel that indicates downlink SPS release, where a duplex mode of the first serving cell is FDD, or all subframes on the first serving cell are downlink subframes, or one radio frame on the first serving cell includes nine downlink subframes and one special subframe; and transmitting, in an uplink subframe n, an HARQ-ACK response corresponding to the first serving cell and the downlink subframe n-k; where n is an integer, k is a positive integer, k belongs to a set K, and the set K is determined according to first HARQ-ACK timing. In the present invention, timing of an FDD serving cell or a supplemental downlink serving cell is set, which resolves a problem that some downlink subframes have no corresponding uplink subframe in which an HARQ-ACK is fed back, thereby improving a resource utilization rate.
    • 本发明提供了一种混合自动重传请求确认传输的方法,用户设备,和一个基站。 的传输方法,包括:接收由用户设备,在第一服务小区和在下行链路子帧NK,PDSCH传输或下行链路控制信道做指示下行链路SPS释放,其中,所述第一服务小区的双工模式为FDD,或 在第一服务小区的所有的子帧是下行链路子帧,或者在所述第一服务小区一个无线电帧包括九个下行链路子帧和一个特殊子帧; 和发射,子帧n中,HARQ-ACK响应对应于所述第一服务小区和下行链路子帧n-k个上行链路; 其中n是整数,k为正整数,k属于一组K,和该组K是确定性的开采gemäß到第一HARQ-ACK定时。 在本发明中,一个FDD服务小区或辅助下行链路服务小区的定时被设置时,它解决做了一些下行链路子帧具有在其中HARQ-ACK反馈,从而提高了资源利用率否适合上行链路子帧速率的问题。
    • 112. 发明公开
    • HARQ FEEDBACK USING CARRIER AGGREGATION
    • 反馈信号反馈
    • EP3011699A1
    • 2016-04-27
    • EP13770491.2
    • 2013-09-27
    • Huawei Technologies Co., Ltd.
    • BERGGREN, FredrikCHENG, YanXUE, LixiaMAZZARESE, David
    • H04L5/00H04L5/14
    • H04W72/0453H04L1/1854H04L1/1861H04L5/001H04L5/0055H04L5/14H04L5/1469
    • Method (500) in a radio network node (110), a radio network node (110), method (700) in a recipient (120) and a recipient (120), for data transmission and assignment of uplink control channel resources (310) in an uplink FDD carrier (300), for enabling a recipient (120) to provide HARQ feedback for data transmitted in the downlink using carrier aggregation of a downlink FDD carrier (350) and at least one TDD carrier (200). The method (500) comprises associating (501) each downlink subframe (360) in the downlink FDD carrier (350) with an uplink control channel subframe (310) in the uplink FDD carrier (300). Further, the method (500) comprises associating (502) each downlink subframe (210) and special subframe (220) in the TDD carrier (200) with an uplink control channel subframe (310) in the uplink FDD carrier (300). The method (500) also comprises assigning (503) uplink control channel resources (310) in the uplink FDD carrier (300) to the recipient (120), according to the made associations (501, 502). In addition, the method also comprises transmitting (504) data on said downlink FDD carrier (350) and/ or TDD carrier (200), to be received by the recipient (120).
    • 实施例提供了用于上行链路FDD载波中的上行链路控制信道资源的数据传输和分配的方法和装置,用于使接收者能够使用下行链路FDD载波和至少一个TDD载波的载波聚合在下行链路中发送的数据提供HARQ反馈。 一种方法包括将下行FDD载波中的每个下行链路子帧与上行链路FDD载波中的上行链路控制信道子帧相关联,将TDD载波中的每个下行链路子帧和特殊子帧与上行链路FDD载波中的上行链路控制信道子帧相关联,分配上行链路控制 上行链路FDD载波中的信道资源根据所做出的关联,并且在所述下行链路FDD载波和/或TDD载波上发送数据,以由接收方接收。
    • 114. 发明公开
    • CONTROL INFORMATION TRANSMISSION METHOD, USER EQUIPMENT, AND BASE STATION
    • 控制信息传输方法,用户设备和基站
    • EP3002983A1
    • 2016-04-06
    • EP13889364.9
    • 2013-07-16
    • Huawei Technologies Co., Ltd.
    • CHENG, YanXUE, LixiaCLASSON, Brian
    • H04W72/04
    • H04W72/042H04L5/0053H04L5/0094H04L41/0853H04W4/06
    • The present invention discloses a control information transmission method, user equipment, and a base station, and belongs to the field of wireless technologies. The method includes: acquiring, by user equipment, configuration information of an enhanced physical downlink control channel EPDCCH set; determining, by the user equipment according to the configuration information and from the EPDCCH set, at least one EPDCCH set in which an EPDCCH needs to be monitored; and monitoring, by the user equipment, an EPDCCH on a resource corresponding to the at least one EPDCCH set, to acquire control information sent by a base station. In the present invention, because the at least one EPDCCH set is only a part of EPDCCH sets corresponding to EPDCCH common search space, and this part may be monitored by users that have different capabilities in a system, common control information that needs to be detected by all the users may be sent on this part of the EPDCCH sets; therefore, repetitious sending of the common control information can be avoided, control signaling overheads can be reduced, and spectrum utilization can be improved.
    • 本发明公开了一种控制信息传输方法,用户设备和基站,属于无线技术领域。 该方法包括:用户设备获取增强物理下行控制信道EPDCCH集合的配置信息; 所述用户设备根据所述配置信息,并从所述EPDCCH集合中确定至少一个需要监听EPDCCH的EPDCCH集合; 所述用户设备在所述至少一个EPDCCH集合对应的资源上监听EPDCCH,获取基站发送的控制信息。 在本发明中,由于至少一个EPDCCH集合只是与EPDCCH公共搜索空间对应的EPDCCH集合的一部分,该部分可以由系统中具有不同能力的用户监控,需要检测的公共控制信息 由所有用户可以在这部分EPDCCH集上发送; 因此可以避免重复发送公共控制信息,减少控制信令开销,提高频谱利用率。
    • 117. 发明公开
    • DATA TRANSMISSION METHOD, BASE STATION AND USER EQUIPMENT
    • BENUTZERGERÄTDATENÜBERTRAGUNGSVERFAHRENSOWIE BASISSTATION
    • EP2890195A1
    • 2015-07-01
    • EP12885219.1
    • 2012-09-28
    • Huawei Technologies Co., Ltd.
    • CHENG, YanXUE, LixiaLI, BoGUAN, Lei
    • H04W72/04
    • H04W72/0453H04W72/0406H04W72/0446
    • Embodiments of the present invention provide a data transmission method, a base station and user equipment. The method includes: sending, by a first base station, first information to a second base station, or receiving, by the first base station, the first information sent by the second base station, wherein the first information is used for indicating that the second base station is to serve user equipment; sending, by the first base station, second information to the user equipment, wherein the second information is used for instructing the user equipment to operate on a carrier corresponding to the second base station, for enabling the user equipment to operate on the carrier corresponding to the second base station after the user equipment receives the second information. By adopting the data transmission method, the base station and the user equipment provided by the embodiments of the present invention, the user equipment which can not operates simultaneously in cells corresponding to two base stations may operate in a time-sharing manner in a system of multi-carrier polymerization between the base stations, so that the probability of wrong scheduling of high-capacity user equipment is reduced, and the performance loss caused by wrong scheduling is avoided.
    • 本发明的实施例提供一种数据传输方法,基站和用户设备。 该方法包括:由第一基站向第二基站发送第一信息或由第一基站发送由第二基站发送的第一信息,其中第一信息用于指示第二基站 基站是为用户设备提供服务; 由所述第一基站向所述用户设备发送第二信息,其中所述第二信息用于指示所述用户设备对与所述第二基站相对应的载波进行操作,以使得所述用户设备能够在对应于 第二基站在用户设备接收到第二信息之后。 通过采用数据传输方法,本发明实施例提供的基站和用户设备,在与两个基站对应的小区中不能同时工作的用户设备可以以分时方式在一个 基站之间的多载波聚合,从而降低了大容量用户设备调度错误的可能性,避免了由错误调度引起的性能损失。
    • 119. 发明授权
    • TRANSMISSION AND RECEIVING METHOD OF UPLINK CONTROL INFORMATION, TERMINAL AND BASE STATION
    • 上行链路控制信息,终端和基站传输和接收方法
    • EP2445133B1
    • 2014-08-06
    • EP11786154.2
    • 2011-06-09
    • Huawei Technologies Co., Ltd.
    • CHENG, YanLV, Yongxia
    • H04L1/00
    • H04W72/0413H04L1/0013H04L1/0042H04L1/0057H04L1/0067H04L1/0073
    • In the field of radio communication technologies, a method for transmitting and receiving Uplink Control Information (UCI), a terminal, and a base station are provided. The transmitting method includes: calculating the number ( Q ') of modulation symbols occupied by the UCI to be transmitted; dividing the information bit sequence of the UCI to be transmitted into two parts; using Reed Muller (RM) (32, 0) codes to encode each part of information bit sequence of the UCI to be transmitted to obtain a 32-bit coded bit sequence respectively, and performing rate matching so that the rate of the first 32-bit coded bit sequence is ”Œ Q' /2”�× Q m bits and that the rate of the second 32-bit coded bit sequence is ( Q' -”Œ Q' /2”�)× Q m bits; and mapping the two parts of coded bit sequences that have undergone rate matching onto a Public Uplink Shared Channel (PUSCH), and transmitting the coded bit sequences to a base station. Further, a receiving method, a terminal and a base station corresponding to the transmitting method are disclosed. Through the foregoing technical solution, the UCI can be transmitted properly even if the number of bits occupied by the UCI is greater than the maximum number of bits supported by RM(32, O) code, each part of information bit sequence of the UCI obtains enough coding gain even if the ( Q' -/2”�)× Q m is greater than 24 bits, thereby improving transmission performance of the UCI.