56 results about "Wireless scheduling" patented technology

Methods and devices are described herein for prioritizing a plurality of packets for potential transmission and in an iterative fashion: i) determining power requirements for control channel signalling associated with a highest priority packet not yet analyzed for resource assignment; and ii) assigning resources for said highest priority packet if sufficient power for control channel signalling is available and sufficient resources for said highest priority packet are available. A further method includes assigning a plurality of users to one of a plurality of signalling groups, wherein said plurality of users within said one of a plurality of groups use a first of a plurality of HARQ interlace offsets for their first respective HARQ transmissions.

The invention discloses a software-defined industrial time-sensitive heterogeneous network system and a resource scheduling method, and relates to the field of industrial communication. The inventiondiscloses a software-defined industrial heterogeneous time-sensitive network architecture. The software-defined industrial heterogeneous time-sensitive network architecture comprises an industrial field layer, an SDTSN (Software Defined Network) transmission layer and an industrial cloud platform, the invention discloses a software-defined industrial heterogeneous time-sensitive network resource hierarchical scheduling method. The method comprises a 5G technology-based multi-priority wireless scheduling mechanism considering burst data and a wired TSN multi-priority queue mapping and scheduling mechanism. The problems that an existing industrial communication mode is single, and the QoS requirements of industrial field mass data are different are solved, data streams with different QoS requirements can be dispatched in a centralized mode based on global information of a network, on-demand deterministic delivery of industrial heterogeneous data is achieved, full-process time-sensitive communication of a wireless and wired industrial heterogeneous network is achieved, and the time determinacy and the resource utilization rate of the TSN are greatly improved.

The invention discloses a wireless scheduling method, device and base station guaranteeing time delay service quality. The method is characterized by including the following steps that parameter information is determined according to preset service quality information, wherein the parameter information includes initial-moment information; data pack information to be sent to a target terminal is acquired, wherein the data pack information includes moment information corresponding to a data pack; a limiting timestamp of the data pack is acquired according to the initial-moment information and the moment information corresponding to the data pack; the data pack information is sent to the target terminal according to the limiting timestamp and a preset scheduling algorithm so that the data pack information can arrive at the target terminal within the time limited by the limiting timestamp. By means of the wireless scheduling method, data can be more effectively transmitted to a receiving end according to requirements for service quality, and user service experience is improved.

Providing for virtual management of wireless resources in a mobile communication environment is described herein. By way of example, access terminals in the communication environment can maintain connections with nearby network transmitters and report factors pertinent to wireless scheduling to a central entity, such as a macro base station. The macro base station can employ those factors in improving wireless communications for other serving cells within or near to a macro coverage area served by the macro base station. By maintaining information pertinent to prevailing wireless conditions, quality of service requirements, pilot signal reports, mobility management considerations, and so on, of transmissions within the cell, significant interference reduction can be implemented for the macro coverage area, or nearby coverage areas.

The method includes: in first transmission time interval, the first cell base station makes upstream transmission for the first wireless scheduling resources obtained from wireless resources schedule of first frequency range, and the second cell base station neighboring the first cell makes downstream transmission with the second wireless scheduling resource of first frequency range and makes upstream transmission with the second wireless scheduling resource of the second frequency range; in the second transmission time interval, the first cell base station makes downstream transmission with the first wireless scheduling resource obtained from the wireless resource schedule of first frequency range, and the second cell base station makes upstream transmission with the second wireless scheduling resources; the first cell base station makes upstream transmission with the first wireless scheduling resource, and the second cell base station makes downstream transmission with the second scheduling resource. The invention can avoid interference between neighboring cells.

Providing for virtual management of wireless resources in a mobile communication environment is described herein. By way of example, access terminals in the communication environment can maintain connections with nearby network transmitters and report factors pertinent to wireless scheduling to a central entity, such as a macro base station. The macro base station can employ those factors in improving wireless communications for other serving cells within or near to a macro coverage area served by the macro base station. By maintaining information pertinent to prevailing wireless conditions, quality of service requirements, pilot signal reports, mobility management considerations, and so on, of transmissions within the cell, significant interference reduction can be implemented for the macro coverage area, or nearby coverage areas.

The invention discloses an enhanced TETRA digital cluster wireless scheduling system in combination with a wired scheduling station. The enhanced TETRA digital cluster wireless scheduling system comprises a TETRA digital cluster system, the wired scheduling station, a vehicle interphone or a handheld interphone and a wireless scheduling station; the wireless scheduling station is provided with a display and a local database; terminal information and communication group information are stored in the local database; when being connected to a network manager, the local database can update the terminal information and the communication group information in the database; the display can display the terminal information and the communication group information read from the local database; and the wired scheduling station is connected to the TETRA digital cluster system through an Ethernet. According to the enhanced TETRA digital cluster wireless scheduling system disclosed by the invention, abundant TETRA digital cluster scheduling services, such as group calling, individual calling, short messages, tapping, de-tapping, remote starting, remote stopping and dynamic recombination, can be realized; therefore, a scheduler obtains service experience same as that of the wired scheduling station; and simultaneously, the enhanced TETRA digital cluster wireless scheduling system has the advantages of being rapid to deployed, and not limited by wired network resources and the like.

The invention discloses a network interaction method, a wireless fusion relay gateway, and a system. The gateway comprises a main control CPU and a wireless AP daughter card, wherein the main control CPU and the wireless AP daughter card are in electric connection. The main control CPU is used for transmitting a first data frame received in a wired manner to the wireless AP daughter card after a business request initiated by a first network user. The wireless AP daughter card is used for converting the first data frame into a second data frame, and transmitting the second data frame to a second network user. The system comprises a wireless dispatching station, a CPE, an AP and the wireless fusion relay gateway, wherein the wireless dispatching station, the CPE and the AP are respectively connected with the wireless fusion relay gateway in a wireless manner. According to the embodiment of the invention, the wireless networking of a relay gateway can be achieved, and the networking flexibility is improved.

The invention relates to a wireless dispatching method based on token control, comprising the following steps: ground radio stations and vehicle wireless radio stations adopt a mode of different frequency half duplex to work; dispatching commands are sent out by the ground radio stations and are received by the vehicle wireless radio stations, the vehicle wireless radio stations return confirmation messages aiming to each dispatching command at the same time, and the ground radio stations receives the confirmation messages; the ground radio stations form a ring, and only one ground radio station can send information at the same time through the token control; when a vehicle number of a received dispatching command is consistent with an actual vehicle number, the vehicle wireless radio stations are used as independent nodes, a corresponding vehicle wireless radio station responses information of each ground radio station; and a dispatching server is set to store the dispatching commands, and sends the possible abnormal conditions of information exchange and treatment as a third party arbiter. Compared with the prior art, the invention has the advantages of simple implementation, lowcost and convenient expansion, and can be suitable for complex geographic environment at the same time.

The invention discloses a method for realizing a wireless dispatching desk based on eLTE. The dispatching desk of the method comprises a CAD interaction module, a database interaction module, an LTE interaction module and a log recording module. The CAD interaction module adopts TCP communication and is used for receiving and processing clock and ATS train positions; the database interaction module reads and writes a database by calling an API interface of the system and is used for accessing information of trains, teams, radio stations and dispatching desks; the LTE interaction module realizes a resource query service, a real-time video browsing service, a click call service, a group call service, a short data service and a cluster voice and IP data communication processing service by calling an eSDKeLTE SDK service packaged by a tripod bridge; and the log recording module performs log writing by adopting an API interface of the system. According to the method, efficient communicationbetween fixed personnel in rail transit is facilitated, and the urgent demand of the market for LTE dispatching desk products is met.

The invention discloses an asphalt mixing plant wireless scheduling system and method based on terminals. The system comprises at least one upper computer, an internet management scheduling platform, multiple wireless terminal devices, an industrial Ethernet switch and a PLC system. The method includes the following steps that the wireless terminal devices store sent instructions to the internet management scheduling platform; the upper computer continuously has access to the internet management scheduling platform to obtain operation instructions, the upper computer sends the instructions to the PLC system through the Ethernet or other communication modes, and controls and operates a control and detection device of an peripheral execution mechanism connected with the upper computer; the upper computer sends operation situations of the peripheral execution mechanism to the scheduling management platform, and the scheduling management platform classifies information and sends the information to the terminals or broadcasts to all the terminals. By means of wireless scheduling, real-time online remote monitoring of devices of an asphalt mixing plant can be achieved at any geographic position, and production operations and personnel scheduling are facilitated.

The invention provides a storage yard goods shelf for an intelligent port container loading and unloading system. The storage yard goods shelf for the intelligent port container loading and unloadingsystem comprises a goods shelf frame, and the interior of the goods shelf frame is divided into a plurality of temporary storage spaces through a plurality of parallel supporting plates. The temporarystorage spaces of the storage yard goods shelf are provided with protecting structures. A camera, an LED display screen and a bulb are further arranged in each temporary storage space, the cameras and the LED display screens are in wireless connection with a controller arranged in a control room, two-dimensional codes or bar codes are fixed to the positions, corresponding to the cameras, of containers in advance in an adhering mode, and the cameras are used for scanning the two-dimensional codes or bar codes so as to read information in the two-dimensional codes or bar codes. The storage yardgoods shelf is used for storing small-sized containers, achieves intelligent wireless scheduling operation, and is convenient to operate, good in stability and high in safety.

The invention relates to a wireless dispatching communication system of a train suitable for a region linkage mode, comprising master control station equipment (17), controlled station equipment (18), a monitoring switchboard (13) and a dispatching host (14), wherein the master control station equipment (17) comprises a master control station radio station (1), a station radio station operating terminal (4), an interface combiner (2), a first dispatching order commutator (3), a first CTC station equipment (7) and a first PCM access device (5); and the controlled station equipment (18) comprises a controlled station radio station (8), a control box (9), an interface distributor (10), a second dispatching order commutator (11), a second PCM access device (12) and second CTC station equipment (6). Compared with the prior art, the invention has the advantages that the master control station equipment can remotely control the controlled station, and the controlled station equipment can realize automatic absentee control, which is convenient for staff to operate and is favourable for systems to normally operate.

The invention provides a wireless scheduling method and device, and the method comprises: a terminal receiving a first message from network device, the first message comprising a first parameter, andthe first parameter comprising a repetition frequency parameter of one or more logic channels; the terminal acquiring a first uplink authorization resource from the network device; the terminal determining a first logical channel from the one or more logical channels according to the repetition frequency of the first uplink authorization resource and the repetition frequency parameter of the one or more logical channels, and the first logical channel being a logical channel of which the repetition frequency parameter meets the repetition frequency requirement of the first uplink authorizationresource; and the terminal sending the service data of the first logical channel by using the first uplink authorization resource. The wireless scheduling method is helpful to ensure that the terminalselects a proper logic channel, thereby being helpful to meet the requirements of different services for reliability.

Method and system of wireless TDMA scheduling for industrial machine-to-machine communication, including propagation-delay-aware scheduling. A method of scheduling in a TDMA based communication system between a first node and a plurality of second nodes by means of a respective communication link. The method may comprise obtaining a propagation time for each communication link; and determining the largest difference in propagation times of two communication links. The method may further include selecting a first mode of scheduling if the largest difference is smaller than a threshold, and selecting a second mode of scheduling if the largest difference is larger than the threshold. The first mode includes selecting a guard time to be applied in each of the time slots, which guard time is based on the largest difference. The second mode is propagation-delay-aware and includes scheduling the transmission from each second node on the basis of the respective propagation time.

According to the railway digital train wireless dispatching communication method and system and the readable storage medium disclosed by the invention, the 400MHz railway digital train wireless dispatching communication system based on digital mobile radio (DMR) double time slots is constructed, concurrency of voice and data services is realized, communication services such as voice individual calling and paging based on location addressing are expanded and realized, and the communication efficiency is improved. Compared with a traditional 450MHz analog wireless train dispatcher, the communication capability of the wireless train dispatcher can be effectively improved. In different application scenes of the railway, a user can select and match according to engineering requirements. And the equipment investment and maintenance cost can be effectively reduced.

The invention relates to a packet data service priority-scheduling method, which comprises the following steps that: an authenticated billing center receives service class promoting indication information sent by an access terminal; the access terminal is authenticated, and service class update is carried out after the authentication is passed; the updated service class information is sent to access network equipment through a service gateway; and the access network equipment calculates wireless scheduling parameters according to the updated service class information and carries out priority scheduling operation to the access terminal according to the wireless scheduling parameters. The invention also relates to a packet data service priority-scheduling system. When the system provides a packet data service for a user, the system provides a priority service request based on a user demand and a scheduling function. When the user needs the service quality of higher rate, the system can automatically issue a higher priority service request, and the access network equipment can carry out scheduling of a higher priority level for the user during wireless resource allocation according to the service class applied by the user, so that the best rate priority security is realized, and the corresponding billing is completed.

A digitized wireless train dispatching station radio station is mainly composed of a network unit, a mainframe unit, an MMI, a transmitter or receiver, a loudspeaker and a printer, wherein the mainframe unit comprises an antenna-feeder system, a duplexer, a low-frequency digitized 450MHz transceiver, a high-frequency digitized 450MHz transceiver, an information forwarding control module, an information analysis and comparison module, an information storage module, an information type fusion / extraction module, a data information input / output module, a voice information input / output module and an external interface module. According to the digitized wireless train dispatching station radio station in the communication system, the problems that at present, an existing wireless analog system train dispatching system is weak in anti-jamming capacity and lag in technology, can not provide the value added service and has a strong impact on informatization development of the railway communication technology are solved, and the technical support is provided for safe operation of trains.

Systems and methods for facilitating inter-cell interference coordination using load indication are described. A UE may receive load indicator signals from a plurality of base stations in adjacent cells and determine, based at least in part on the load indicator signals, a transmit power metric. The transmit power metric may be provided to a serving base station, which may allocate uplink resources based on the transmit power metric. Additional information related to receiver sensitivity and / or path loss may be used to determine the transmit power metric.

The disclosed unattended-operation station command and communication method comprises: the locomotive stage builds network connection with the station watching center by wireless and wire scheduling communication system to set the stage as unattended-operation state or not recorded in the wire scheduling communication system; the latter decides whether the station watching stage on line by periodical hand-held information; for unattended-operation state and on line, the stage auto answers the calling and speech prompts station state; if off line, the wire scheduling communication system auto answers and speech prompts station state.

Methods and devices are described herein for prioritizing a plurality of packets for potential transmission and in an iterative fashion: i) determining power requirements for control channel signalling associated with a highest priority packet not yet analyzed for resource assignment; and ii) assigning resources for said highest priority packet if sufficient power for control channel signalling is available and sufficient resources for said highest priority packet are available. A further method includes assigning a plurality of users to one of a plurality of signalling groups, wherein said plurality of users within said one of a plurality of groups use a first of a plurality of HARQ interlace offsets for their first respective HARQ transmissions.

A wireless dispatching command monitor apparatus is used for monitoring data information in a wired and a wireless transmission channels between station equipment and locomotive equipment of a wireless dispatching command transmitting system, and comprises a locomotive sub-monitor, a station sub-monitor, a master monitor, wherein the locomotive sub-monitor is used for acquiring the received dispatching command information, feedback information and train number information, and transmitting the information to the station sub-monitor; the station sub-monitor is used for acquiring dispatching command information and train number information, and comparing the acquired information with the corresponding information from the locomotive sub-monitor to obtain a monitoring result or alarm information; and the master monitor is used for receiving and storing the dispatching command information, the monitoring result and the alarm information of the station sub-monitor. The wireless dispatching command monitor apparatus provided by the invention can real-timely monitor and record the data in the wired and wireless transmission channels between the station equipment and the locomotive equipment of the railway wireless dispatching command transmitting system, and can determine the work condition of a wireless dispatching command transmitting apparatus, analyze the reason causing dispatching command transmission failure, and so on.

The invention relates to a pleasure boat quantity scheduling management platform and method, and the platform comprises quantity analysis equipment which is used for receiving a first collection quantity and a second collection quantity, and transmitting a pleasure boat conveying instruction when a quotient value obtained through dividing the second collection quantity by the first collection quantity is smaller than or equal to a preset quotient value; and a wireless dispatching interface which is connected with the quantity analysis equipment and is used for wirelessly sending the pleasure boat conveying instruction or the pleasure boat conveying instruction to a server of a remote pleasure boat dispatching center; and the wireless dispatching interface is also used for synchronously sending the number of the conveyed pleasure boats to a server of a remote pleasure boat dispatching center when the pleasure boat conveying instruction is sent. The pleasure boat quantity scheduling management platform and method are stable in operation and convenient to operate. Due to the fact that the corresponding relation between the number of the sightseeing boats at the sightseeing boat scenicspot position and the number of nearby tourists can be adjusted in real time on the basis of the set preset proportion, sightseeing boat resources are prevented from being wasted while the sightseeing efficiency of the tourists is guaranteed.

The invention relates to an interface simulation system suitable for multiple systems. The interface simulation system comprises an interlocking system simulation unit, a train control system simulation unit, an RBC system simulation unit, a TSR system simulation unit, a GSM / wireless dispatching command transmission system simulation unit and a train operation simulation unit. Compared with the prior art, the system has the following advantages that the basic logic function of simulated software is realized while the external interface of the product is simulated, the repeated development workload is reduced, the data configuration complexity of simulation interface software is reduced, the product test efficiency is improved, and the like.

The invention discloses an LED lamp power supply control device with a virtual synchronous machine response mechanism. The device receives an ambient light intensity signal measured by a light intensity sensor, power grid and LED lamp power supply related signals measured by a voltage sensor and a wireless scheduling instruction transmitted by an upper-layer energy scheduling system; and comprehensive judgment is made based on the information, and an instruction signal for adjusting the LED lamp power supply is generated and sent to a PFC module and a DC / DC module which are used for convertingpower grid AC into an LED lamp DC power supply respectively. The working efficiency of the LED power supply can be improved, and unnecessary energy consumption is reduced. Meanwhile, the LED lamp power supply control device actively participates in power grid side response, and power grid stability is improved. Modern digital intelligent scheduling can be realized, and the accuracy and efficiencyof intelligent scheduling are improved.

In a wireless master device (N201), a wireless scheduling unit (16) allocates a real-time data period within a communication cycle for performing wireless communication with a wireless slave device (N300) that transmits real-time data and non-real-time data which has lower priority than the real-time data, causes the wireless slave device (N300) to transmit the real-time data in the real-time dataperiod, and if the communication cycle is remaining upon completion of the transmission of the real-time data by the wireless slave device (N300), allocates the remaining communication cycle time toa non-real-time data period, and causes the wireless slave device (N300) to transmit the non-real-time data in the non-real-time data period.

A simulation system for intelligent identification and verification of friend or foe comprises a complex background environment simulation unit, an aircraft target attitude and motion unit and a wireless scheduling control terminal module, and can be applied to intelligent seeker algorithm model design, deep learning data set construction and intelligent target identification capability test and evaluation. The method can meet the identification, sorting and verification requirements of an intelligent friend or foe identification technology under different background environments and different target attitude conditions, and solves the problems of low confidence and small sample of scene simulation in the verification process of a friend or foe target sample library and an intelligent target identification algorithm model.