88 results about "U interface" patented technology

The invention discloses a network quality monitoring method based on signalling and MR data. The method comprises the following steps: (1): analyzing the GGSNDATATEID, SGSNDATATEID, BeginTime and URI information through a S1-U interface, and extracting longitude and latitude information according to a longitude and latitude format; (2): obtaining XDR information through a S1-MME interface, associating the cell information through the ERAB_ULTEID, ERAB_ULTEID, BeginTime associated information; and (3): obtaining the RSRP data of an MR acquisition point through the cell information and start time with MRO data association. The method does not need to carry out a large number of on-the-spot tests, save resources, has strong stability, has the extensibility of long-term stable tracking analysis, can output the weak coverage area of the wireless network through association analysis and can optimize problems through the coverage accurate positioning network planing.

The invention provides a method for associating 4G user information with application data. The method is applied to the 4G mobile Internet, and comprises the following steps that 1) signaling and application data of S1-MME, S11 and S1-U interfaces is collected in real time; a filtering condition is set to filter the signaling and application data; the application data of the S1-U interface is parsed and reduced to ordered GTP-U application data flows; the signaling data of the S11 interface and S1-MME interfaces is decoded to extract field information sets, generate CDR records and associate the CDR records; and the application data flows are associated with the complete CRF records. The invention also provides a corresponding device. The method and device are characterized in that the user information is extracted accurately and the association efficiency is high.

The embodiment of the invention provides a network coverage assessment method and device. The method comprises the following steps: acquiring sample information from a first XDR file at a S1-U interface, wherein the sample information comprises IMSI data of a user terminal, start time of performing location by the user terminal, end time for performing the location by the user terminal, and the longitude and latitude data of the user terminal in the start time and the end time; acquiring the business identifier data corresponding to the IMSI data in start time and the end time; acquiring the signal intensity data corresponding to the service identifier data in the start time and the end time from the MRO file; and determining the network coverage state of the to-be-assessed area according to the longitude and latitude data and the signal intensity data. By using the method provided by the embodiment of the invention, the real situation of the network can be fast, effectively and accurately assessed by using the big data.

The invention provides a coverage evaluation method and device for an LTE network, and relates to the technical field of mobile communication, wherein the method comprises the steps of: obtaining first XDR data used for evaluating coverage of the LTE network from an S1-U interface of the LTE network; according to the switching information and occupation cell information of each user device, obtaining an application scene, which each user device belongs to, by identification; according to the application scene, which each user device belongs to, obtaining the current position of each user device used for being identified on a map; obtaining second XDR data used for evaluating coverage of the LTE network from a Uu interface of the LTE network; according to the basic information of each userdevice, associating the first XDR data with the second XDR data, so that the reference signal receiving power of each user device at the current position is obtained; and, according to the reference signal receiving power of each user device at the current position on the map, evaluating coverage information of the LTE network. By means of the coverage evaluation method and device for the LTE network provided by the invention, the problem that the network coverage cannot be completely reflected in the prior art can be avoided; and furthermore, the problem that the positioning precision is relatively low can be solved.

The invention discloses a servo motor, which comprises an output shaft, a pressure sensor, a rotation speed sensor, an oil inlet, a sealing washer, fixed screw holes, a fixing baffle, a heat dissipation plate, an integrated electric box, wiring ports, a transmission shaft, a rotor, an oil seal washer, permanent magnet stators, a hall sensor, an N pole, an S pole, a shielding box, a V interface, aW interface and a U interface, wherein the pressure sensor is arranged in the output shaft; the side edge of the pressure sensor is provided with the rotation speed sensor; the side edge of the rotation speed sensor is provided with the oil inlet; one side of the wiring ports is provided with the transmission shaft; one side of the transmission shaft is connected with a rotor; the oil inlet is a one-way oil inlet channel for preventing leakage of lubricating oil; the fixing baffle and the body are integrally punched; the oil seal washer is made of wear-resisting silica gel to enable the engineto keep sealing effects; the permanent magnet stator is made of an iron nickel permanent magnet; and the shielding box is made of a lead nickel alloy-containing material, thereby shielding outer electromagnetic interference.