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121. Fourier transform image, image enhancement, restoration, coding, analysis, reconstruction and finally the License Plate Recognition.

122. Review of Fourier transform, Fourier series, and discrete Fourier transform.

123. The standard X - ray diffraction Fourier pattern of calcium carbonate for Pearl Aragonite mineral aragonite was obtained.

124. It is proved that the substitituon mapping is a proper Fourier integral operator with generalized hypoellipticity.

125. Because of the limitation of theory, Fourier algorithm is unable to filtering the periodic component, and especially poor in restraining decaying DC component which is common in current malfunction.

126. The paper presents encrpytion techniques of double random phase based on anamorphic fractional Fourier transform.

127. Frames is an important part in research of wavelet analysis and its definition was formally advanced by Duffin and Schaefer when they studied the problems of nonharmonic Fourier expansions in 1952.

128. The calculation formula of the cogging torque are derived by the Fourier decomposition and the virtual displacement method.

129. After satellite image was processed, Fourier expansion was made for MCS's boundary line.

130. We got the infrared spectra by The Fourier Transform Infrared (FTIR) spectroscope and measured the thin films' photoconductivity using Coplanar Aluminum Plating Electrode methods.

131. French utopian socialism thinker Charles Fourier was born on April 7 th.

132. A new method that uses the tight support window signal together with the fractional Fourier transform (FRFT) is discussed.

133. In this algorithm the target scattering function could be reconstructed from the echo data via coordinate conversion, two-dimensional interpolation and two-dimensional Fourier transform.

134. This paper proposes a design technique of variable-bandwidth filter (VBF) based on extended Fourier transform (EFT).

135. A 64 points Discrete Fourier Transform code in AVR asm.

136. This article analyse the physics signification of Fourier transform by Hugens principle and Fraunhofer diffraction.

137. Gibbs phenomenon is explained based on the above, and formulas for calculating extreme points of the partial sum of Fourier series of the square wave are inferred using a new method.

138. Because it is too complex to actualize fast fourier transform algorithm with assembly lan- guage in DSP device and the currency of assembly language is too bad, the repeat arithmetic is intro- duced.

138. Sentencedict.com try its best to gather and make good sentences.

139. Local Fourier transform(LFT) is an important texture feature extracting method.

140. Because the convolution function is of ill-condition, so the result of direct Fourier transformation solution is divergent.

141. The Fourier analysis method is applied to decompose the air-gap magnetic density into the basic wave and a series of harmonic and wave shape eigen coefficient of air-gap magnetic field are calculated.

142. In order to increase computation speed and accuracy of transient response, the algorithms based on fast Fourier transformation were constructed, and the essence of the algorithms were also explored.

143. Secondly, a DSTFT(Discrete Short Time Fourier Transform )-based demodulation method for the 2FSK signal is studied and algorithms for symbol synchronization and symbol decision are analysed.

144. The Fast Fourier Transform ( FFT ) is applied to spectral analysis of flatness measurement.

145. This paper presents an algorithm for the spatial Fourier decomposition method.

146. The principle and method of holographic record of the particle field by 4F Fourier lens system and holographic filter are introduced in this paper.

147. Using forward inverse Fourier transform, we present hybrid order convolutional differentiator algorithm for seismic wave modeling.

148. The pyrolysis process of Hegang bituminous coal was investigated by simultaneous TG - FTIR ( Thermogravimetry - Fourier Transform Infrared ).

149. An identification procedure of nonlinear unit feedback system is investigated by means of operator notation and Fourier transform, and some formulas for identification are given.

150. The homogeneous linear equations of the field components can be obtained for a signal period using 2-dimension space Fourier Transform and time Fourier Transform.