Differential phase
Design of a Wideband Differential Phase Shifter with the Application of Genetic Algorithm
... wideband differential phase shifter has been analyzed and designed using Genetic Algorithm ...The differential phase shifter consists of two fixed main lines of length λ/2, and parallel open ...
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Differential phase tracking applied to Bragg gratings in multicore fiber for high accuracy curvature measurement
... the differential strain between gratings in two adjacent cores was ...maximum differential strain when the cantilever was displaced in the ...in phase for each core was calculated and the ...
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Optimum Design of Modified Schiffman Multi-Section Wide Band Differential Phase Shifter with Impedance Matching
... Schiffman phase shifter, which improves its ...The differential phase shift and reflection coefficients from the input ports are obtained by conversions among the impedance, admittance, ABCD and ...
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Simulation analysis of differential phase delay estimation by same beam VLBI method
... mission. Differential phase delay can be estimated without cycle ambiguity even if tropospheric fluctuation is large and/or traveling ionospheric disturbance ...the differential phase delay ...
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Wideband Differential Phase Shifter Using Microstrip Nonuniform Transmission Lines
... To obtain the phase difference ϕ(f ), we have to analyze the NTL. There are some methods to analyze the NTLs such as finite difference [10], Taylor’s series expansion [11], Fourier series expansion [12], the ...
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Differential-phase-shift quantum key distribution using heralded narrow-band single photons
... fixed phase modulation pattern is shown above in the overhead ...a phase change always results in a higher error ...time, phase shift is neither 0 nor π , resulting in the imperfect destructive ...
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A Gaussian mixture method for specific differential phase retrieval at X-band frequency
... Flowcharts of K dp estimation algorithms used in the MZZU radar: (a) linear regression model and (b) Gaussian mixture method.. but also gives an estimation of K dp variance by regarding.[r] ...
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Comparison of bit error rates for binary and differential phase shift keying in a power line communication environment
... This paper emphasizes the derivation of expressions for the bit error rate (BER) when (binary) phase shift keying (PSK) or differen- tial phase shift keying (DPSK) modulation techniques [r] ...
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Analytical BER performance in differential n PSK coherent transmission system influenced by equalization enhanced phase noise
... the differential phase estimation and the one-tap NLMS feedback carrier phase estimation, and can also be employed as a reference for the evaluation of other CPE methods in the long-haul high speed ...
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On Existence of Periodic Solutions of Certain Second Order Nonlinear Ordinary Differential Equations via Phase Portrait Analysis
... corresponding differential equation of motion representing the dynamics of the ...the phase portraits exhibit isolated limit cycles in the phase ...the phase portrait depicts a spiral sink, ...
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A delay differential model of ENSO variability – Part 2: Phase locking, multiple solutions and dynamics of extrema
... The phase locking of cold events in the model to boreal summer is not realistic, since La Ni˜nas also tend to occur in boreal winter, rather than in phase opposition to the warm ones; see again ...
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A new algorithm for three-phase power transformer differential protection considering effect of ultra-saturation phenomenon
... and the saturation eect of the current transformers were taken into account. It was assumed that the load of the transformer is a resistive and inductive load. Also, a new simple and eective model was presented for the ...
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Phase Transitions and Differential Scanning Calorimetry
... In this experiment several different types of phase transitions in one-component systems will be observed. Under ideal conditions common phase changes (e.g., solid-to-liquid, liquid-to-gas, etc.) occur, ...
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Analysis of negative differential conductance in a two island Coulomb blockade system by a polytope approximation in phase space
... Single-electron 共 SE 兲 effects based on the Coulomb blockade 共 CB 兲 of charge allows the manipulation of current on a per-electron basis. This has stimulated research into the possibility of using such effects to ...
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Busbar Differential Relaying Method Based on Combined Amplitude and Phase Information of High Frequency Transient Currents
... Define fault distance be the distance between fault point and bus. Fault attached network of BusI fault is shown in Figure 2. Suppose that single-phase ground fault hap- pened, fault phase is , fault ...
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Linear-Phase FIR Digital Filter Design with Reduced Hardware Complexity using Discrete Differential Evolution
... To find the optimal discrete value of the filter coefficients, the mutation, crossover and selection operators of the Differential Evolution are applied. For the crossover and selection operators the equations ...
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An atmospheric phase screen estimation strategy based on multi-chromatic analysis for differential interferometric synthetic aperture radar
... the phase trend of each pixel as a function of the different central carrier frequencies to infer absolute optical path difference ...to phase delay, refraction, and dispersion ...
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Differential effects of dosing regimen on the safety and efficacy of dasatinib: retrospective exposure–response analysis of a Phase III study
... data collected in the Phase III dose-optimization study. Covariate effects (age, gender, race, body weight, body mass index, baseline hepatic and renal laboratory parameters, hemoglobin, and white blood cell ...
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PHASE TRANSITIONS OF SAMANI DATE PALM (PHOENIX DACTYLIFERA L.) FRUIT USING DIFFERENTIAL SCANNING CALORIMETER (DSC)
... Various factors such as heating rate, annealing condition, and moisture content influencing the calorimetric determination of the T g , T m , T F , and H m of dates. As heating rate decreases, the sensitivity increases. ...
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An atmospheric phase screen estimation strategy based on multi-chromatic analysis for differential interferometric synthetic aperture radar
... atmospheric phase screen (APS) and to discriminate from the global InSAR observed phase, the component given by the topographic height, the phase contribution generated by the atmosphere and the ...
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