white signal

white signal

[′wīt ‚sig·nəl]
(communications)
Signal at any point in a facsimile system produced by the scanning of a minimum density area of the subject copy.
References in classic literature ?
Phebe obeyed, and when she went to the boat Rose accompanied her, telling the boys she was not ready to go yet, but they could, some of them, come for her when she hung a white signal on her balcony.
The castle of Huntingdon could be seen from the top of one of the tall trees in Sherwood; and on more than one bright day Rob's white signal from this tree told Marian that he awaited her there: for you must know that Rob did not visit her at the castle.
In the test, (12) pairs of specified red, green and white signal lights are displayed.
Maximum value measured in Dynamic video mode for a white signal with a window of 4%.
With this 4-color rendering algorithm, which extracts white signal from R-G-B signal input and processes 4-color R-G-B-W, the brightness of panel is increased more than 50 percent.