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

The invention discloses a method of sending uplink hybrid automatic retransmission request (HARQ) feedback information; the method includes that: a terminal and a base station determine PHICH resource according to the index of downlink component carrier of physical hybrid retransmission indication channel (PHICH), PHICH group number and the index of orthogonal sequence in PHICH group; the base station transmits uplink HARQ feedback information based on determined PHICH resource. The invention also discloses a device for transmitting uplink HARQ feedback information and solves the transmissionproblem of uplink HARQ feedback information in advanced long-term evolution system (LTE-Advanced), and ensures LTE-Advanced terminal to operate normally in spectrum aggregation mode and enables the LET-Advanced to be compatible with LTE Release-8, and facilitates improving the scheduling flexibility and throughput of system.

The invention provides a PUCCH indication method for large bandwidth system. Physical uplink control channel PUCCH resource transmits uplink mixed automatic retransmission request confirmation and corresponds to dynamically dispatched physical downlink sharing channel; index number of uplink component carrier frequency of physical uplink control channel PUCCH resource is mapped by downlink component carrier frequency index of physical downlink control channel PDCCH for dispatching the PDSCH to acquire, or a fixed value, or notified by high level signaling or physical signaling. Index number of uplink component carrier frequency of PUCCH resource for uplinkly transmitting HARQ-ACK corresponding to semi-static scheduled PDSCH is mapped and acquired by downlink component carrier frequency index number of PDSCH or notified by high level signaling. The invention guarantees compatibility of LTE-Advanced system and LTE Release-8 system, facilitates to increase system capacity and scheduling agility of LTE-Advanced system.

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 invention relates to a thread group address space scheduling and thread switching method under a multi-core environment in the technical field of computers, wherein a thread grouping strategy is introduced to aggregate potential threads which can be benefited through CPU core distribution and scheduling order arrangement, the address space switching frequency in the scheduling process are reduced, and the Cache hit rate is improved, thereby improving the throughput rate of a system and enhancing the overall performance of the system; adjustment can be flexibly carried out by adopting a thread grouping method according to the characteristics and the application characteristics of a hardware platform, so that thread group division adapted to a specific situation can be created; and the method also can be combined with other scheduling methods for use. In the invention, a task queue is equipped for each core of a processor by grouping the threads, the threads with scheduling benefits are sequentially scheduled, and the invention has the advantages of less scheduling spending, large task throughput and high scheduling flexibility.

A method for receiving, by a terminal, control information in a wireless communication system, according to one embodiment of the present invention, comprises: receiving search space information for a self-contained subframe having all of a downlink control symbol, a data symbol, and an uplink control symbol; determining control channel candidates in the downlink control symbol of the self-contained subframe on the basis of the search space information; and searching for downlink control information of the terminal from the determined control channel candidates, wherein the determined control channel candidates constitute at least two or more search spaces on the downlink control symbol, and the terminal can search for the downlink control information assuming a transmission scheme specific to a search space to which each control channel candidate belongs.

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 provides feedback and acquisition methods and devices for packet indication information. The feedback method for the packet indication information comprises the steps of determining M resources from a candidate sending resource set and dividing the M resources into N first-class resource groups, wherein M is an integer greater than or equal to 1, and N is a positive integer smaller than or equal to M; and feeding indication information used for indicating the M resources and first-class packet indication information used for indicating that the M resources are divided into the Nfirst-class resource groups back to a first communication node, wherein the resources in the candidate resource set comprise at least one of the following resource types of sending beam resources, sending antenna resources, sending port resources, sending frequency domain resources, sending sequence resources and sending time domain resources. According to the methods and the devices, a problem ofincapability of realizing reasonable and flexible management and scheduling of transmitting beams and / or receiving beams in the correlation technique is solved, and the effects of flexible managementand scheduling of the transmitting beams and / or the receiving beams are realized.

The present invention provides a communication method on an unauthorized frequency band and a device. Aiming at the problem of dispatch limitation of the conventional enhanced interference management traffic adaptation (eIMTA), user equipment (UE) receives a physical layer signaling and acquires a first frame structure on an authorized spectrum, the first frame structure is any frame structure in a target frame structure set, and the target frame structure set comprises at least one type of frame structure in {all uplink frame structures, all downlink frame structures}. According to one embodiment, a base station dynamically selects from time division duplex (TDD) frame structures and frequency division duplex (FDD) frame structures and configures the frame structure on an unauthorized spectrum, thereby realizing larger dispatch flexibility than the conventional eIMTA. Furthermore, redundancy expenditure caused by a guard period (GP) in the TDD frame structures can be reduced. Carrier aggregation (CA) and eIMTA schemes in the conventional long term evolution (LTE) are reused as far as possible, and thus excellent compatibility is realized.

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 embodiment of the invention provides a power adjustment method and a device. The method comprises acquiring the channel quality parameter of a terminal currently dispatched in a district; acquiring the retransmission rate corresponding to the channel quality parameter according to the corresponding relation between the channel quality parameter and the retransmission rate; and adjusting the downlink transmission power of the terminal according to the retransmission rate. According to the embodiment of the invention, the power adjustment method can adjust the downlink transmission power of the terminal according to the above steps, thereby improving the base station dispatching flexibility.

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 control information transmission method, a base station and user equipment. The control information transmission method includes: determining a first group of at least one piece of the user equipment; transmitting an RRC (radio resource control) message, including a group identifier of the first group and locations of the user equipment in the first group, to the pieces of user equipment in the first group; and when control information of at least one scheduled piece of user equipment in the first group in a current sub-frame forms a PDCCH (physical downlink control channel) signal, allowing a PDCCH to transmit the PDCCH signal to the at least one piece of user equipment. The base station comprises a determining module, a transmitter module and a forming module. The user equipment includes a receiver module and an acquisition module. The control information transmission method, the base station and the user equipment use one PDCCH signal to carry the control information of at least one piece of the UE (user equipment), capacity of the PDCCH can be expanded, and system scheduling efficiency and flexibility are increased.

The invention discloses an unmanned plane cruise method and an apparatus thereof. The method comprises the following steps: acquiring two-dimensional geographic information base data, and loading the two-dimensional geographic information base data into a pre-built three-dimensional GIS base platform to generate three-dimensional GIS data; constructing the vector topology surface or line of an unmanned plane patrol object based on the generated three-dimensional GIS data; and calculating according to the vector topology surface or line of the unmanned plane inspection object to generate an unmanned plane inspection course. The method and the apparatus realize automatic drafting of the unmanned plane course, improve the course drafting flexibility and the unmanned plane flight scheduling flexibility, solve the problem of difficult real-time automatic tour inspection of the unmanned plane control area of roads and rivers, and also solve the problem of automatic working of frequent tour inspection tasks needed by high voltage lines, pipelines and other dangerous members.

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 embodiment of the invention discloses a data transmission method, an evolved Node B (eNB) and user equipment, achieving the purposes of avoiding data transmission collision, and improving both data transmission performance and scheduling flexibility. The data transmission method comprises the following steps: selecting a second subframe from a plurality of subframes by the eNB, if the eNB does not rightly receive a data packet sent by (User Equipment) UE on a first subframe; and sending a scheduling signaling to the UE by the eNB, so as to allow the UE to send a retransmission data packet of the data packet on the second subframe. The embodiment of the invention also provides the evolved Node B and the user equipment. According to the invention, the purposes of avoiding data transmission collision and improving both data transmission performance and scheduling flexibility are achieved.

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 transmitting method for controlling channels. The method comprises that a network side device uses at least one port to send e physical downlink shared channel (PDCCH) information in a PDSCH region, and a receiving side device receives relative ePDCCH information from a sending port of the ePDCCH. The invention also discloses a transmitting system, the network side device and the receiving side device for controlling channels. Accordingly, good space diversity gain can be obtained for the transmission of the ePDCCH, the PDCCH capacity of the system is improved, the effect of the ePDCCH on the PDSCH region is reduced and the scheduling flexibility of the system is improved.

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.

The invention relates to ePDCCH sending and receiving methods, a base station and user equipment. The sending method comprises that the base station determines an index of candidate eCCE (enhanced Control Channel Element), which send an ePDCCH, in an ePDCCH resource set; the base station determines an eREG (enhanced Resource Element Group) index mapping the index of candidate eCCE; and the base station sends the ePDCCH to a terminal according to determination results. Thus, an effective ePDCCH scheme is provided.

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.

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for generating multiple distinct test plans using a computing system. The system merges the each of the test plans to produce a first test plan and obtains performance data about automated execution of the first test plan by a robotics system. The system generates learned inferences for determining predictions about execution of the first test plan based on analysis of the performance data and adjusts the first test plan based on the learned inferences. The system generates a second test plan for execution by the computing system based on adjustments to the first test plan and performs the second test plan to test multiple devices using the robotics system.

The invention relates to a power system optimization dispatching method and device, a computer device, and a storage medium. According to the power system optimization dispatching method, an objectivefunction and basic constraints are acquired by processing coal-fired unit data and renewable energy unit data; based on a power transmission distribution factor, historical coal power output data, historical output data of renewable energy, and the load rate of each line, safety constraints are established; the safety constraints and basic constraints are used to solve the objective function to acquire the dispatching result; the impact of source and load uncertainty fluctuations on the operation of a power system is determined; when a credible and anticipated accident occurs, the power system can optimize the dispatching based on the dispatching result to improve the dispatching flexibility; the power system can adjust a dispatching strategy based on the dispatching result to meet the load requirements of the system; and the safety and economics of the operation of the power system are taken into account.