Patent application number | Description | Published |
20130287152 | MULTI-CARRIER RECEIVING DEVICE AND METHOD - The present invention discloses a multi-carrier receiving device and method. The multi-carrier receiving device includes an antenna, a splitter, a plurality of analog extraction modules, a combiner, an analog-to-digital converter, and a plurality of digital extraction modules, where input ends of the plurality of analog extraction modules are connected to an output end of the splitter; an input end of the combiner is connected to output ends of the plurality of analog extraction modules, and an output end of the combiner is connected to an input end of the analog-to-digital converter; an output end of the analog-to-digital converter is connected to each of the plurality of digital extraction modules; and the plurality of digital extraction modules extracts a single-carrier digital signal from a digital signal obtained after analog-to-digital conversion. | 10-31-2013 |
20140200021 | Interference Processing Method and Device - Embodiments of the present invention provide an interference processing method and device. A user equipment receives a notification message sent by a network side. The notification message includes a resource scheduling manner of a first base station, and the resource scheduling manner is a manner of allocating, by the first base station, resources for downlink service data transmission of a local user equipment. The user equipment detects, according to the resource scheduling manner, an interference signal generated by the first base station and performs interference cancellation processing according to a detection result. | 07-17-2014 |
20140204861 | Method and Apparatus for Power Control and Parameter Configuration - Embodiments of the present invention provide a method and an apparatus for power control. In one embodiment, a current serving node is a first base station. A first switching time at which the second base station switches from transmission of a non-ABS subframe to transmission of an ABS subframe is determined according to an ABS pattern parameter of a second base station. At the first switching time, a target SINR value is adjusted before current switching to obtain a target SINR value of the first switching time. | 07-24-2014 |
20140254559 | Systems and Methods for Interference Cancellation Capability Reporting and User Equipment Offloading in Heterogeneous Networks - Embodiments are provided for interference cancellation (IC) capability reporting and user equipment (UE) offloading in wireless or heterogeneous networks. In an embodiment, a method performed by a UE includes reporting, to a network, IC capability information of the UE, and receiving, from the network, instructions in accordance with the IC capability information of the UE. A handover procedure is then initiated in accordance with the instructions. In another embodiment, a method performed by a network component includes receiving, from a UE, IC capability information of the UE, evaluating the IC capability information of the UE, and sending instructions to the UE in accordance with the IC capability information of the UE. The instructions determine a handover behavior by the UE. | 09-11-2014 |
20140307718 | PILOT SIGNAL TRANSMISSION METHOD, CHANNEL ESTIMATION METHOD, AND APPARATUS AND SYSTEM - A pilot signal transmission method, a channel estimation method, and an apparatus are provided, and the method for a pilot signal transmission includes: transmitting a pilot signal 1 CPICH1 over a first antenna, and transmitting a pilot signal 2 CPICH2 over a second antenna; transmitting a pilot signal CPICHk1 over a k1 | 10-16-2014 |
20140341162 | Method and Apparatus for Selecting Transport Format - A method and an apparatus for selecting a transport format are provided. The method includes: receiving a transport format parameter of a user equipment sent by a base station, where the transport format parameter of the user equipment includes a primary stream grant value and an association between the primary stream and the secondary stream; determining a maximum transport block length of the primary stream according to a preset value of the maximum transmit power of the user equipment and the association between the primary stream and the secondary stream; determining an actual transport block length of the primary stream according to a size relationship between a theoretical transport block length of the primary stream and the maximum transport block length; and determining a transport block length of the secondary stream. | 11-20-2014 |
20140341320 | METHOD AND APPARATUS FOR TRANSMITTING DATA STREAMS IN MIMO SYSTEM - A method for transmitting data streams in a multiple input multiple output (MIMO) system is provided, where each data stream is mapped to multiple layers in an MIMO channel space for transmission, and the method includes: performing inter-layer interleaving for N data streams to obtain N interleaved data streams; mapping the N interleaved data streams respectively to N layers in the MIMO channel space, and transmitting the N interleaved data streams that are mapped to the N layers. By using the method of the present invention, a combined CQI can be used in a better way to improve MIMO transmission performance. Further, an impact of inter-layer interference is canceled by using an interference cancellation technology (for example, an SIC technology) based on the inter-layer interleaving. | 11-20-2014 |
20140362834 | Scheduling Information Transmission Method, Device, and Communications System - A scheduling information transmission method, device, and communications system are provided. The method includes: generating a channel attribute parameter and a serving grant (SG), where the channel attribute parameter and the SG are used for data scheduling of uplink multiple input multiple output (MIMO); and delivering the channel attribute parameter and the SG to a user equipment (UE) through a target channel, where the channel attribute parameter is used by the UE to determine a primary-stream enhanced dedicated channel transport format combination indicator (E-TFCI) and a secondary-stream E-TFCI. In the scheduling information transmission method, device, and communications system that are provided in embodiments of the present invention, the determined E-TFCIs can better adapt to different channel conditions, which improves data transmission performance. | 12-11-2014 |
20150063493 | PILOT SIGNAL TRANSMITTING METHOD, AND CHANNEL ESTIMATION METHOD, APPARATUS, AND SYSTEM - Embodiments of the present invention disclose a pilot signal transmitting method, and a channel estimation method, an apparatus, and a system. The method includes: within a transmission time interval (TTI), transmitting a first pilot signal (CPICH | 03-05-2015 |
20150215099 | System and Method for Channel Quality Feedback - In one embodiment, a method includes receiving a first indicator of channel quality between a user equipment (UE) and a first network node and receiving a second indicator of channel quality between the UE and a second network node. The method also includes processing the first indicator of channel quality and processing the second indicator of channel quality. | 07-30-2015 |
20150271728 | SYSTEM AND METHOD FOR UE-SPECIFIC OFFLOADING - An apparatus is configured to perform a method for user equipment (UE) offloading. The method includes receiving, at a network controller, a measurement report from a UE, the measurement report radio link measurement quantities of a serving cell and one or more candidate serving cells, the measurement quantities measured after interference cancellation or suppression. The method also includes, based in part on the measurement report from the UE, determining whether to offload the UE to a second cell among the one or more candidate serving cells. | 09-24-2015 |
20150373614 | SYSTEM AND METHOD FOR UE-SPECIFIC OFFLOADING - An apparatus is configured to perform a method for user equipment (UE) offloading. The method includes receiving, at a network controller, a measurement report from a UE, the measurement report radio link measurement quantities of a serving cell and one or more candidate serving cells, the measurement quantities measured after interference cancellation or suppression. The method also includes, based in part on the measurement report from the UE, determining whether to offload the UE to a second cell among the one or more candidate serving cells. | 12-24-2015 |
20160029322 | System and Method for Transmit Power Control with Secondary Uplink Pilot Channel - A method for operating a user equipment (UE) configured for estimating channel quality includes receiving a downlink fractional control channel from a non-serving HS-DSCH cell, estimating a quality of the downlink fractional control channel over a specified time period, and deriving downlink synchronization primitives in accordance with the quality of the downlink fractional control channel. Further methods for deriving the transmit power of an uplink control channel from downlink fractional control channels transmitted by the serving and non-serving HS-DSCH cells are disclosed. | 01-28-2016 |
20160080029 | METHOD AND APPARATUS FOR TRANSMITTING DATA STREAMS IN MIMO SYSTEM - A method for transmitting data streams in a multiple input multiple output (MIMO) system is provided, where each data stream is mapped to multiple layers in an MIMO channel space for transmission, and the method includes: performing inter-layer interleaving for N data streams to obtain N interleaved data streams; mapping the N interleaved data streams respectively to N layers in the MIMO channel space, and transmitting the N interleaved data streams that are mapped to the N layers. By using the method of the present invention, a combined CQI can be used in a better way to improve MIMO transmission performance. Further, an impact of inter-layer interference is canceled by using an interference cancellation technology (for example, an SIC technology) based on the inter-layer interleaving. | 03-17-2016 |
20160105257 | DATA RECEIVING METHOD AND APPARATUS - The present invention provides a data receiving method and apparatus. The method includes: receiving a data signal delivered by a base station, where the data signal includes at least two encoded data block groups, and each encoded data block group includes at least one encoded data block; decoding the data signal, and acquiring decoded data blocks obtained by decoding the encoded data blocks; and separately performing CRC detection on each decoded data block, and determining, according to a CRC, obtained through detection, of each decoded data block, whether to execute an SIC operation, and if it is determined to execute an SIC operation, executing CRC detection again on the decoded data block on which an SIC operation is performed, until a same CRC result occurs or all CRCs are zero. | 04-14-2016 |
20160112972 | DATA SENDING AND RECEIVING METHODS AND DEVICES - Embodiments of the present invention provide data sending and receiving methods and devices. The data sending method includes: sending a first data transmit power control (TPC) command and first service data to first user equipment (UE) in a first sending time period, so that the first UE performs inner loop power control according to the first data TPC command and receives the first service data; and sending a second preamble transmit power control TPC command to a second UE in a second pre-configured time period, so that the second UE establishes inner loop power control loop according to the second preamble transmit power control TPC command and receives second service data in a second sending time period. | 04-21-2016 |
20160113023 | Network Communications Method, Apparatus, And System - A network communications method includes receiving, by a user equipment (UE), instruction information sent by a radio network controller (RNC) in an access network, where the instruction information is used to instruct the UE to perform uplink and downlink service transmission with a macro base station and perform uplink service transmission with a micro base station in a first area, and/or perform uplink and downlink service transmission with a micro base station and perform downlink service transmission with a macro base station in a second area, and performing, by the UE, service transmission according to the instruction information. | 04-21-2016 |