in-band frequency range
Effect of heat treatment temperature and time on sound absorption coefficient of Larix kaempferi wood
... low-frequency band range, the waves in porous materials are propagated in the form of Poiseuille ...low-frequency band range, the effect of the roughness of the internal pore ...
5
Measurement and Analysis of Channel Transmission Characteristics for Low Voltage Power Networks
... the frequency range of 80kHz~500kHz, through the analysis of the test signal of each frequency point in period 20ms, a site about 8m power line transmission distance of the signal attenuation changes ...
8
Dynamic Analysis & Optimization of Prestressed Concrete T-Beam & Box Girder Bridge Superstructure
... 1) Frequency of bridge superstructure should not fall in the range of vehicle frequency band to avoid resonance. As the results shows that for 35m and 40m span trapezoidal box Girder Bridge ...
9
A Three Element Yagi Uda Antenna for RFID Systems
... broad band printed Yagi Uda antenna operating at a resonant frequency of 400 MHz that can be used for Ultra High Frequency ...Radio Frequency Identification ...pass band ...
5
Static phase range enhancement of reflectarray resonant elements
... X-band frequency range using CST computer ...phase range of 177 o for ring elements is shown to offer a trade off between the static phase range and the bandwidth of the reflectarray ...
5
Circularly Polarized Multi Band Patch Antenna for High Frequency Wi Fi and Wi MAX Application Simulated with CST Studio Suite
... multi band patch antenna for high frequency application was ...simple frequency selecting ...simple frequency select surface ...a frequency range of ...
10
Study of phasing distribution characteristics of reflectarray antenna using different resonant elements
... X-band frequency range using CST computer ...phase range of 177 o for ring elements is shown to offer a trade off between the static phase range and the bandwidth of the reflectarray ...
5
A Vivaldi Antenna with Switchable and Tunable Band-Notch Characteristic
... tunable band-notch ...create band-notched characteristic with narrow notch band and high notch band edge ...notched band is achieved. The center frequency of notch band ...
9
Study and Design of a Circular Shaped CPW fed Broadband Fractal Antenna for UWB Application
... wide band frequency range and that is between ...wide band products due to the ...wide band antenna such as sub wavelength structures and electromagnetic band gap ...
6
Gain Improvement of CPW feed UWB Antenna for Personal Wireless Communication Applications
... the frequency range of to GHz for personal wireless short range communication applications is designed and ...the frequency range 3 - ...both frequency and time ...
6
A Miniature Rectangular Patch Antenna Using Defected Ground Structure for WLAN Applications
... Ku-band range is considered, and to change the position of the resonant frequency of quarter wavelength transformer microstrip antenna we are employ a Defected Ground Structure (DGS) to analyze its ...
10
Processing and characterization of improved congruent lithium niobate
... broad band in the frequency range 100-120 cm -1 , which is not detected in stoichiometric samples of type II ...temperature range 100K-440K does not reveal an increase in the intensity of the ...
8
Design of Carbon Nanotube-Based Broadband Radar Absorber for Ka-Band Frequency Range
... amplitude signal to the input one. The electromagnetic response was not dependent on power of initial radiation (in our experimental setup the power of initial radiation was varied in range 0.1–2 mW), and the ...
8
Design and Modeling of a High Sensitivity Fiber Bragg Grating-Based Accelerometer
... resonant frequency is difficult but important to create suitable criteria for achieving optimum performance and allowing cross-comparison with different, competing devices to meet particular operational systems ...
8
Compact Microstripline Phase Shifter Design for C band Frequency Range using RT Duroid 5870 Substrate
... This paper has been presented the design and performance analysis of Microstripline phase shifter for four elements sub array system for Synthetic Aperture Radar (SAR) application. Important physical dimensions were ...
7
Design multilayer bandpass filter using hairpin resonator for digital broadcasting
... the frequency response at a certain range by providing transmission at frequencies within the pass band and attenuation in the stop band of the ...Typical frequency responses include ...
25
Hydrogen Motion in Primary Solutions of Hydrogen in Some Transition Elements EUR 2734
... The amplitude dependence of the impurity atom in the "Band" frequency range The two component systems VH is quite suited to measure by inelastio neutron scattering, the energy dependence[r] ...
58
Separation Of Delta , Theta , Alpha & Beta Activities In EEG To Measure The Depth Of Sleep And Mental Status
... Present day computer systems can be used for the time domain visualization of multi-channel EEG data. In this sense, they can replace the currently used (paper) polygraph systems. However, computer-based systems are much ...
6
Original Research Power Spectral Analysis upon Disfluent Utterance in Adults Who Stutter; a qEEG- based Investigation Masoumeh Bayat 1, Reza Boostani2 , Malihe Sabeti 3, Fariba Yadegari4 Mohammadreza Pirmoradi 5, Rao KS6 , Mohammad Nami 1,6,7,8*
... This study was an attempt to investigate neural oscillations in stuttering state through 3 conditions of SP, IS, and SS over 7 band frequencies. Some previous studies have found particular neurophysiological ...
23
Research on EMI Based on Automobile DC Brushed Motor
... On an automobile, the electromagnetic interference of Direct Current Brushed Motors is a kind of electromagnetic interference with a wide range of frequency band (from 30MHz to 2.5GHz on radiated ...
12