Sentence examples for image frequencies from inspiring English sources

One major problem in mixer based RF down-converters and superheterodyne receivers is the presence of image frequencies.

Of late, attempts have been made to integrate the image rejection filter with the antenna so that there is no chance of image frequencies being received.

The algorithm is designed to shuffle and reverse the sign of each frequency in the transformed image before the image frequencies are transformed back to the pixel domain.

This property is utilized here to notch out two possible image frequencies in a compact rectangular patch antenna for WLAN application at 2.4 GHz.

This performance has been found to be due to its higher weighting of lower image frequencies in the H −1-norm modeling the noise component in the model.

The images are first decomposed using a Laplacian pyramid decomposition of the original image into a hierarchy of images such that each level corresponds to a different band of image frequencies [49].

The trial imaging protocol also defined image frequency and megavoltage images were acquired on at least two consecutive fractions during the first week of treatment and once weekly thereafter, with repeat images after any corrections to verify the change.

They divided the image frequency to low and high frequencies.

This can potentially perturb any attempt to image frequency dependent along-dip location of slip.

Another method for dose reduction relies on decreasing the image frequency of acquisition from the PCT first-pass data [35].

In this paper, the effect of sur-pixel scan on image frequency aliasing is theoretically analysed, its engineering superiority is mathematically calculated in visible spectrum and infrared spectrum.