37results about How to "Reduce payload size" patented technology

The present invention provides a method of transmitting a paging message in Machine Type Communication (MTC), comprising: calculating a cyclic redundancy check (CRC) code of the paging message, wherein the paging message includes an identifier of a target MTC device; attaching the calculated CRC code to the paging message; removing at least part of the target MTC device identifier from the paging message; transmitting the paging message. The present invention further provides a method of receiving a paging message in Machine Type Communication (MTC), and a base station and an MTC device corresponding to the above method. The present invention simplifies the paging message of low-cost MTC UE for coverage enhancement. The payload size of the paging message is reduced, and the UE-specific coverage enhancement needs are supported very well so that a spectrum efficiency for the low-cost MTC UE is improved.

The invention discloses a method and device for reducing the network delay in wireless communication. The method comprises the steps that UE receives a first signal, wherein the first signal is a physical layer signal and comprises the dispatching information of first data; the UE transmits the first data in a first PRB set according to the first signal, wherein the first PRB set is any one of K types of candidate PRB sets and comprises at least one PRB, G PRB subsets comprise M PRBs altogether, and the PRBs in the PRB subsets are continuous in the frequency domain. According to the invention, the method guarantees that the first data is compatible with a conventional system in a transmission process through the design of a new resource allocation mode corresponding to the candidate PRB sets, and obtains higher diversity gain, so as to guarantee the performance gain of the whole system during time delay.

The invention relates to a data transmission method and device. The method comprises the steps of obtaining a target sample space, wherein the target sample space comprises sample data of a plurality of position points of a history path of a vehicle, and the sample data of each position point comprises a vehicle azimuth angle of the position point; determining discrete degree of the target sample space according to the vehicle azimuth angles, wherein the discrete degree is used for indicating bending degree of the history path; determining representative position points from the plurality of position points, wherein the representative position points are used for representing the history path of the vehicle; and sending the sample data of the representative position points to a target terminal. In this mode, the motion track of the vehicle can be positioned relatively precisely, the message transmission load can be reduced to the greatest extent, the packet loss problem resulting from message collision can be avoided, the realization of an upper layer application set can be supported well, and the secure driving between vehicles can be ensured to the greatest extent.

The present invention generally relates to a communication method and apparatus using a slot-based channel and, more particularly, to technology for estimating slot-based channel values in real time so as to perform Analog Network Coding (ANC) or full-duplex communication in a single slot. In order to achieve the object, a communication apparatus using a slot-based channel according to an embodiment includes a transmission unit, a channel estimation unit, and a decoding unit.

The invention discloses a flexible blocking net, relates to a protection structure and provides a flexible blocking net capable of optimizing load distribution and reducing local concentrated load. The flexible blocking net comprises at least two support columns and a support rope and a metal flexible net which are arranged between the support columns in a transverse spreading mode. The support rope is connected with the metal flexible net, at least one end of the support columns in the length direction is connected with a support body capable of rotating freely, and the support body enables the support rope to be tensioned. Further, the flexible blocking net can comprise connection clamping rings variable in shape or easy to break, the metal flexible net comprises meshes, at least one mesh located on a top row or a bottom row of the metal flexible net is connected with the support rope through the connection clamping rings to form a buffer area with a buffer function. The flexible blocking net can be used for blocking moving objects such as tumbling stones, sliding rock and earth mass, debris flow, snow slide and flying stones.

The disclosure provides a method and a device for dynamic scheduling in a User Equipment (UE) and a base station. The UE detects a first signaling. The first signaling is a physical layer signaling. The first signaling includes a first bit block, and a number of bits in the first bit block is related to a transmission mode of the first signaling. The transmission mode of the first signaling is one of multiple candidate modes. For the first candidate mode, the first bit block is transmitted multiple times; and for the second candidate mode, the first bit block is transmitted once. The disclosure establishes a relationship between a payload size of the first signaling and a transmission mode of the first signaling, thus reducing the payload size of the first signaling, simplifying the complexity of blind decoding of control signalings, and improving transmission efficiency and spectrum efficiency of the system.

The invention provides a method and a device for determining the contact condition of a circular cutting edge tool based on cutting force. The method comprises the following steps of step 1, establishing a geometric model of a dead zone in the cutting process of the circular cutting edge tool, describing contact behavior and contact nodes at a circular cutting edge; step 1-1, in the cutting process of the circular cutting edge tool, describing the complete plowing process and establishing the geometric model of the dead zone; Steps 1-2, determining the positions of the key contact nodes S1 andS3; steps 1-3, determining the contact characteristics at the contact node S2; Step 2, establishing a cutting force model based on the contact behavior; step 2-1, establishing a contact stress distribution model based on contact nodes; steps 2-2, establishing a cutting force model based on contact stress; step 3, determining unknown parameters of the cutting model based on the cutting force data;and step 3, determining unknown parameters of the cutting model based on the cutting force data. The method and the device solve the problem that the cutting force model ignores the cutting edge radius, and can accurately and effectively determine the real contact condition of the circular cutting edge tool.

The disclosure discloses a method and apparatus in UE and base station supporting narrowband communication. In one embodiment, a UE receiving a first signaling in step 1, and searching for a second signaling on M searched resources in step 2, the second signaling comprising scheduling information of a target data, the target data being distributed in G time units in time domain; wherein the first signaling indicates a first time unit set, time units occupied by the M searched resources all belong to the first time unit set, the second signaling is a physical layer signaling, the searched resource is distributed in N time units in time domain, the bandwidth occupied by the searched resource in each time unit is not greater than the bandwidth of one PRB, the duration of the time unit is 1 millisecond.

The invention discloses an information transmission method and an information transmission device of a virtual local area network. The method comprises the following steps that when information of the virtual local area network is sent, the information of the virtual local area network comprises a valid VID (virtual local area network identify) which is determined in accordance with one or a plurality of VID selection rules, or the information of the virtual local area network comprises types of one or a plurality of VID selection rules and parameters of all of the VID selection rules for indicating the selection range of the VID. Through comprehensive application of rules including an inclusion rule, an odd-even rule or an exclusion rule, the configuration of the information of the virtual local area network (VLAN) is simplified, the combination with a node, an aggregation interface, a subinterface and a distributed link aggregation identify (D-LAG-ID) is performed, so that traffic flow can be flexibly distributed, the continuous VLAN information is compressed during encoding, special encoding is performed on different information, and the information flow is reduced during protocol interaction.

The invention provides a scheduling method and an apparatus in enhanced carrier wave aggregation. In a first step, UE receives a high level signaling and a first DCI, wherein the high level signaling indicates cell indexes of K service cells and the first DCI includes a first domain. In a second step, according to scheduling of the first DCI, a first wireless signal is processed on a first carrier wave indicated in the first domain. The first carrier wave is indicated by the first domain and a scheduling direction of the first DCI. The scheduling direction is an uplink and the processing is sending, or the scheduling direction is a downlink and the processing is receiving. The first carrier wave is the carrier wave of one service cell of the K service cells and the K is a positive integer. In the invention, a ''coupling'' relation of uplink and downlink scheduling is removed and scheduling flexibility is increased. In addition, a load size of a control signaling is not increased.

The present disclosure relates to a method, performed by a user equipment (UE), for reporting channel state information (CSI) in a wireless communication system and an apparatus therefor. According to the present disclosure, the UE receives a channel state information reference signal (CSI-RS) from a base station through a multiple antenna port; and reports the CSI to the base station, wherein the CSI includes a precoding matrix indicator for a codebook generated by linear combination, wherein the codebook is generated based on a specific parameter set, and wherein the specific parameter set is differently set/applied based on at least one of a rank value or at least one layer index of a specific rank.

According to an embodiment of the disclosure, a method for reporting a plurality of channel state information by a user equipment (UE) in a wireless communication system comprises receiving association information related to a plurality of channel state reports and reporting a plurality of channel state information using the association information, wherein in reporting the plurality of channel state information, remaining channel state information except for specific channel state information among the plurality of channel state information is excluded from being reported or is reported in a form of a reduced payload size, according to the association information.