121results about How to "Improve scheduling flexibility" patented technology

The invention provides a data transmission method for a hybrid time division duplex large-bandwidth system. The spectrum resource of the time division duplex bandwidth system is formed by aggregating a plurality of component carriers, uplink/downlink time division of each component carrier multiplexes a same frequency resource; the system and a terminal transmit data on the component carriers; radio frames of a plurality of component carriers have the same length, and sub-frames contained by each radio frame have the same length. The data transmission method for the hybrid time division duplex large-bandwidth system can be backwards compatible and support asymmetrical service.

The invention discloses a subframe scheduling method. The subframe scheduling method includes the following steps that: a transmission mode is configured for a network side, wherein the transmission mode at least comprises a multi-subframe scheduling transmission mode; and the network side selects a corresponding control information format according to the transmission mode to transmit downlink control information which is corresponding to the control information format, and thereafter, subframe scheduling is performed according to the downlink control information. The invention also discloses a subframe scheduling system, network equipment and a terminal correspondingly. With the subframe scheduling method, the subframe scheduling system, the network equipment and the terminal of the invention adopted, multi-subframe scheduling can be performed when user channel state information is relatively stable, and therefore, control signaling overhead can be decreased, and system resources can be saved, and scheduling flexibility can be improved.

The invention discloses a data transmission method in a larger-bandwidth system. After a post-accumulative carrier frequency is divided to more than one component carrier frequency, data in a physical channel carrier or a measuring pilot signal is transmitted between component carrier frequencies in a frequency hopping manner. The invention has the advantages of ensuring the compatibility of an LTE-Advanced system and an LTE Releaste-8 system, facilitating the increase of the system capacity and the scheduling flexibility of the LTE-Advanced system, and enabling a LTE-Advanced terminal to acquire the selective gain of the biggest frequency.

The present invention provides a method. The method includes configuring a remote device (UE) for measurements of at least one carrier in a first frequency band which is different from a second frequency band licensed for communication by the remote device, receiving a measurement report from the remote device, and deciding on the usability of the at least one measured carrier in the first frequency band for communication by the remote device. A method is also provided and the method includes measuring at least one carrier in a first frequency band which is different from a second frequency band which is licensed used for communication by a remote device, and sending, to a network transceiver device, a measurement report of the measurements. Likewise, corresponding computer program products as well as correspondingly configured devices are provided.

The invention discloses a method for transmitting control information, user equipment and a base station. The method comprises the following steps of: acquiring a transmission mode of a data channel configured by the base station; determining a downlink control information DCI format set corresponding to the transmission mode, wherein the DCI format set comprises a first DCI format, and the first DCI format comprises single code word control information; and detecting a control signaling which is sent by the base station and corresponds to the DCI format set according to the DCI format set. The user equipment comprises a first acquisition module, a first determination module and a detection module. The base station comprises a configuration module, a first determination module and a first sending module. By the method for transmitting the control information, the user equipment and the base station, the transmission mode of the data channel at least corresponds to two transmission modes, so that the control channel can be enhanced, the expense of the control channel is reduced, and the system scheduling efficiency and flexibility are improved; and moreover, the problem of blocking of the control channel can be solved, and the utilization rate of control channel resources of a system can be increased.

The invention discloses a resource allocation method and device of control channel information and aims at solving the allocation and sending problems of an enhanced downlink control channel enhanced physical downlink control channel (e PDCCH). A network side triggers a receiving side to blindly test in a PDCCH area or receive a traditional (t) PDCCH, or blindly test in a physical downlink shared channel (PDSCH) area or receive the e PDCCH through N bits increased in downlink control information in aperiodic trigger mode; and/or the network side instructs the receiving side the time domain of the e PDCCH in the PDSCH area needing blind test and/or the frequency domain position range in aperiodic trigger mode. The resource allocation method and device enable the e PDCCH to obtain sufficient frequency diversity gain and scheduling gain, enlarge the blind test space of the e PDCCH without obviously increasing blind test complexity, and increase scheduling flexibility due to the fact that the blind test space of the e PDCCH can be dynamically changed.

The embodiment of the invention provides a method, device and system for sending a surveying reference signal SRS. The method for sending the SRS comprises the steps of: sending DCI (Downlink Control Information) carrying SRS information bits to a terminal, wherein the SRS information bits at least include 2 bits, and the SRS information bits include the information for indicating the terminal to re-perform parameter configuration of periodic SRS or the information for indicating the terminal to perform carrier-crossing triggering of dynamic non-periodic SRS; and receiving the SRS sent by the terminal according to the SRS information bit. According to the embodiment of the invention, some of the configurations of the SRS information bits in the DCI are redefined, so that the DCI can be used for not only the parameter configuration and triggering of the non-periodic SRS but also the realization of other functions, such as re-performing of the parameter configuration of the periodic SRS, the carrier-crossing triggering of the dynamic non-periodic SRS and the like. Therefore, the flexibility in scheduling is improved and the overall resource utilization rate is increased.

The invention discloses a generation method of an unmanned plane inspection route. The generation method comprises the steps: acquiring the two dimensional geographic information basic data, and loading the acquired two dimensional geographic information basic data on a pre-constructed three dimensional geographic information system GIS basic platform to generate the three dimensional GIS data; based on the generated three dimensional GIS data, constructing vector lines of an unmanned plane inspection object; and based on a preset vector line of the unmanned plane inspection object, selecting a vector line from the vector lines of the unmanned plane inspection object so as to generate an inspection route of the unmanned plane. The invention also discloses a generation apparatus of an unmanned plane inspection route. The generation method and apparatus of unmanned plane inspection route can realize automatic drawing of an unmanned plane route, and can improve the flexibility in drawing the route and the flexibility in scheduling the unmanned plane.

The invention discloses a method for determining a acknowledgement (ACK)/negative acknowledgement (NACK) channel in a wireless communication system of asymmetric carrier aggregation, the method comprises the following steps: A, determining the ACK/NACK channel mapped by an existing physical downlink control channel in accordance with a rule of evenly using an ACK/NACK channel on an uplink cell carrier (CC); and B, feeding back the ACK/NACK information by a terminal based on the determined ACK/NACK channel. By using the method, the average of the ACK/NACK channel mapped by a downlink CC can be realized easily without exerting extra limitations by a base station, thus greatly improving the scheduling flexibility.

The invention discloses a cooperative precoding method, a cooperative information interaction method and a system. The system comprises a first base station to which a first cell belongs and a first user terminal served by the first cell, a second base station to which a second cell belongs and a second user terminal served by the second cell; in the same fragment of time frequency resource, the first base station pre-codes a to-be-transmitted symbol of the first user terminal in the first cell by using a first precoding weight and transmits data to the first terminal; the second base station pre-codes a to-be-transmitted symbol of the second user terminal in the second cell by using a second precoding weight and transmits data to the second terminal; and the first precoding weight and the second precoding weight are in an orthogonal relation. Orthogonal cooperative precoding is adopted among the cells, and the purpose of eliminating interference is fulfilled by using the orthogonality of the receiving space.

The invention discloses a multi-energy park day-ahead economic dispatching method by considering demand response and containing electric vehicles. The method comprises the following steps: firstly, modeling each device in the park according to the determined specific composition of the multi-energy park; then introducing the electric vehicle while considering the demand response; taking the minimum total operating cost of the park as an objective function; considering related constraint conditions; combining a Monte Carlo scene theory; constructing a multi-energy park day-ahead economic dispatch random model by considering the uncertainty of wind power output and photovoltaic output, verifying the contribution advantages of demand response and electric vehicles to multi-energy park economic operation and new energy consumption, and obtaining a multi-energy park day-ahead economic dispatch strategy containing the electric vehicles and by considering the demand response. A demand response mechanism and an electric vehicle are introduced to further improve the new energy consumption capability of the park and enhance the operation economy of the multi-energy park.

The invention discloses a method and apparatus for distributing and processing messages in cloud storage system nodes. According to the method and apparatus, the messages are classified logically according to message types, different priorities are assigned for different logical categories of the messages, and therefore, efficient and flexible processing of different massages can be realized.

The invention discloses a data transmission method and device, and the method comprises the steps: carrying out the dividing of DL regions in a time unit, wherein the time unit comprises at least twoDL regions; notifying a terminal of the DL regions through a configuration signal after dividing; enabling the terminal to receive the configuration signal; and determining the DL regions divided fromone time unit according to the configuration signal. According to the invention, at least two DL detection regions are defined in one time unit, and the terminal detects the downlink transmission ineach detection region. When the downlink transmission is detected, the ACK/NACK feedback is carried out in an uplink region corresponding to the downlink region. Because a plurality of downlink regions can be divided from one time unit and each downlink region defines the feedback and scheduling relation, the method can improve the scheduling flexibility and utilization rate of system resources.

The invention relates to a charging station power allocation method suitable for demand response. According to the method, a demand response request signal of a power grid side is received; the participation demand response quantity of a charging station is detected according to the demand response request signal; a load increasing algorithm and a load reducing algorithm are executed according tothe demand response request signal; and the charging power control instruction is output to an energy storage system and a charging pile, so that the energy storage system and the charging pile can respond to the demand event of the power grid side to perform peak clipping and valley filling on the power grid, the operation cost of the charging station can be reduced, and the distribution networkscheduling flexibility is improved.

Provided are a method of operating a node in a wireless communication system and a device using the same. The method includes: connecting to a parent node through an initial access process; receiving, from the parent node, first allocation information related with communication with the parent node and second allocation information related with communication with a child node; and communicating with the parent node or the child node using a specific resource based on the first allocation information and the second allocation information. When the second allocation information indicates the specific resource as a hard resource that is always available for communication with the child node, the specific resource is used for communication with the child node regardless of the first allocation information.

The invention discloses a source-load-storage scheduling method based on an improved multi-objective particle swarm optimization algorithm. The method comprises the steps of: S1, integrating a thermalpower plant, a clean energy power plant, a user load and an energy storage device into a source-load-storage scheduling system, and determining the scheduling optimization objective function and theconstraint condition of the source-load-storage scheduling system to achieve the minimum system operating cost and the highest clean energy consumption; S2, using the scheduling optimization objectivefunction as the fitness function of the improved multi-objective particle swarm optimization algorithm, and using the constraint condition as a particle variable constraint section of the algorithm;and S3, by using the improved multi-objective particle swarm optimization algorithm, obtaining a minimum value of the fitness function and a particle variable that takes the minimum value of the fitness function according to the fitness function and the particle variable constraint section. The method is easy to implement and flexible to use, can improve the solution efficiency of a power scheduling scheme, and can obtain a reasonable power scheduling scheme with good economic benefit.