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200 results about "Relative power" patented technology

Relative Power. Relative Power (also known as Relative Class Power) is a hidden value possessed by each class that indicates how strong they are and thus how much experience they gain and award. Weaker classes have a Relative Power of 1 or 2 and stronger classes have a Relative Power of 4 or 5.

Integrated test system and integrated test method for fiber-optic network

InactiveCN105591693AAchieve synthesisRealize unified control and centralized monitoringElectromagnetic transmissionFiberCombined test
The invention provides an integrated test system for a fiber-optic network. The system comprises a light source generator used for being connected with a first end interface of a to-be-measured optical fiber and sending a test light source, wherein the wave length of the test light source is selectable; an optical power meter used for being connected with the second end interface of the to-be-measured optical fiber, receiving the test light source and conducting the test on the relative power/absolute power to obtain the test result on the optical power of the to-be-measured optical fiber, wherein the wave length of the test light source is 1310 nm or 1550 nm during the testing process of the optical power meter; a light loss computing device used for calculating the difference value of the optical power as the test result on the light loss of the to-be-measured optical fiber based on the test result of the optical power meter on the test light source; a test control device used for controlling the operation of the system and receiving all the above test results to form a test report; and a centralized control computer used for receiving the test report updated by the above test control device. Based on the above integrated test system and the above integrated test method, the integrated test can be realized. Meanwhile, the system and the method can be applied in different test scenarios to generate a unified rest report for remote transmission. In this way, the remote centralized monitoring is realized.
Owner:INNO INSTR (CHINA) INC

Time frequency domain time varying structure modal parameter identification method based on time varying common demominator model

The invention relates to a time frequency domain time varying structure modal parameter identification method based on a time varying common demominator model and belongs to the technical field of structural dynamics. Firstly, structural dynamics response signals measured and obtained by aircraft or spacecraft structures with the time varying characteristics under the work situations are analyzed in a time frequency mode to obtain a time relative power spectral function of non-parametric evaluation corresponding to time varying structures. Then, the time varying common demominator model is used as a parametric model of the time varying structural dynamics to evaluate to-be-evaluated parameters of the time varying common demominator model through a least squares methods of the time domain. Finally, the evaluated to-be-evaluated parameters of the time varying common demominator model is utilized to calculate the model frequency and the model damping ratio corresponding to the time varying common demominator model. The time frequency domain time varying structure modal parameter identification method based on the time varying common demominator model is suitable for model parameters recognition of time varying structure in the field of aircraft and spacecraft engineering application and has the advantages of being simple and convenient to use. Furthermore, users are low in participation degree.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Method and device for searching neighbor-cell of LTE (long term evolution) system

The invention discloses a method and a device for searching a neighbor-cell of an LTE (long term evolution) system. The method comprises the following steps of: when SSS (Secondary Synchronization Signal) detection is carried out on a digital signal, comparing the peak value corresponding to the relative power of the digital signal on the frequency domain with the preset threshold, confirming the real peak value corresponding to the relative power according to the compared result; calculating the Nid1 corresponding to the real peak value and the Nid1 corresponding to a fake peak value and carrying out the dropping treatment until the comparison is finished; calculating and obtaining the Nid1 corresponding to the real peak value and marks before and after 5 ms; finally, calculating the ID (identification) Nid2 and 5 ms timing determined through preset PSS(Primary Synchronization Signal) detection, the Nid1, the marks before and after 5ms to obtain the Cell ID of the neighbor cell and the frame timing. According to the invention, by means of carrying out the threshold judgment on the SSS relative power and carrying out the dropping treatment on the determined fake peak value, the probability of generating a fake cell in the process of searching the neighbor cell is reduced and the probability of exactly searching the neighbor cell is improved.
Owner:合肥东芯通信股份有限公司

Short-process long material endless rolling production line and short-process long material endless rolling method

The invention belongs to the technical field of the ferrous metallurgy industry, and relates to a short-process long material endless rolling production line and a short-process long material endlessrolling method. The short-process long material endless rolling production line comprises a steel making furnace, a continuous casting machine, a withdrawal and straightening machine, a rough rollingproduction line, an intermediate rolling production line, a finish rolling production line, a reducing and sizing mill production line and a cooling table. The steel making furnace, the continuous casting machine, the withdrawal and straightening machine, the rough rolling production line, the intermediate rolling production line, the finish rolling production line, the reducing and sizing mill production line and the cooling table are closely connected in sequence. The rough rolling production line comprises a rough rolling unit, an accident shear and cooling table, a heat preservation deviceand a pair of first end cutting flying shears in sequence. The heat preservation device supplements the heat for a casting blank which is subjected to rough rolling operation, and the separation distance between an inlet of the withdrawal and straightening machine and an inlet of the rough rolling unit ranges from 9m to 30m. The intermediate rolling production line comprises an intermediate rolling unit, a water cooling tank and a pair of second end cutting flying shears in sequence. The finish rolling production line comprises a finish rolling unit, a water cooling tank and a pair of third end cutting flying shears in sequence. The reducing and sizing mill production line comprises a reducing and sizing mill unit, a water cooling tank and a pair of fixed-length flying shears in sequence.By the adoption of the short-process long material endless rolling production line, the technological arrangement is simple, the separation distance between the continuous casting machine and the rough rolling unit is small, the rough rolling gripping operation is facilitated, the relative power consumption of the heat preservation or supplement which is conducted after the rough rolling operation is accomplished is low, the cost is low, the industrial production is easily achieved, and the short-process long material endless rolling production line has the obvious economic benefit.
Owner:CISDI ENG CO LTD +1

Positioning and analyzing method of oscillation center based on reactive power integral in multi-machine system

The invention relates to a positioning and analyzing method of an oscillation center based on reactive power integral in a multi-machine system. The method comprises the following steps of 1, obtaining dynamic response data of a power grid; 2, extracting the data of a large power grid, so as to obtain the required generator power angle, bus voltage size, bus power and phase angle difference of voltages at the two ends of a connecting line; 3, grouping the system according to the relative power angle of a generator; 4, observing the fluctuation condition of the voltage of a critical branch; 5, carrying out reactive integral on the possible oscillation center; and 6, using the phase angle difference of the bus voltage to detect the obtained branch. The method has the advantages that the cross section of the oscillation center is determined by the reactive power integral of the branch under the assisting of the variation features of electric amount of the oscillation center and the relative power angle difference of the generator, the speed and the precision of the original reactive power integral method are improved, the effect by the running method and the structure change of the power grid is avoided, the method is visual and accurate, the implementation is easy, and the reliability is high.
Owner:WUHAN UNIV +3

Method and device for evaluating frequency offset, and method and device for detecting master synchronization sequences

The invention relates to the field of communication technique, and discloses a method and device for evaluating the frequency offset, and a method and device for detecting master synchronization sequences. The method for detecting the master synchronization sequences comprises the following steps: carrying out peak detection on the received data by utilizing the frequency offset sensitivity of the master synchronization sequences to obtain at least two relative power values of each master synchronization sequence and the received data, and the position corresponding to each relative power value; carrying out frequency offset evaluation on the master synchronization sequences according to the position of each master synchronization sequence; and determining the current existing information of the master synchronization sequences according to at least two relative power values of each master synchronization sequence and the received data and the frequency offset evaluation result of the master synchronization sequences. By utilizing the invention, the master synchronization sequences in an LTE (Local Thermodynamic Equilibrium) system and the approximate frequency offset value at the moment can be accurately detected.
Owner:DATANG MOBILE COMM EQUIP CO LTD
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