document by an image sensor is picked up and held just before this signal is inputted to an A/D converter 20 which converts it to a digital signal, and this analog picture signal has the signal level of the picture part corrected by the offset voltage and is given to the A/D ...
L Meng - 《Chinese Journal of Scientific Instrument》 被引量: 21发表: 2006年 SEMICONDUCTOR LASER RECORDING CONTROLLER switch circuit 230, a variable constant-current power source circuit 240, a monitor signal amplifying circuit 250, a comparator 260, digital-to-analog (DA) converters 270a, 270b...
a picture data input terminal 11 inputting picture (still picture) data which is made into a digital signal by sampling and analog- digital conversion at a prescribed frequency and an addition data input terminal 12 inputting the-registration command of picture data and information on the picture...
PICTURE SIGNAL DISCRIMINATING CIRCUIT PURPOSE:To reproduce a faithful picture by varying a threshold level for binary- coding an analog picture signal obtained by raster-scanning an original, in accordance with a state of a picture element in the circumference of a notice pi... SAITOU HIROYUKI 被...
Digital-analog hybrid matrix multiplication processor for optical neural networks The computational demands of modern AI have spurred interest in optical neural networks (ONNs) which offer the potential benefits of increased speed and lo... Meng, Xiansong,Kong, Deming,Kim, Kwangwoong,... 被引量:...
The processing apparatus is disclosed a picture signal processing method in the video signal to create and to do this - the main screen is to prevent the hidden secondary screen translucent processing picture-in. Converts the analog video signal for the main screen and the auxiliary screen for ...
PURPOSE:To eliminate the influence of shading distortion by converting memory contents into an analog signal in the (n)-value quantization of a picture signal and performing the (n)-value quantization between the signal and a black level reference. CONSTITUTION:When a shading correcting signal is ...
An A/D converter 3 inputs the analog signal output of the amplifier 2, and converts it into a digital signal. A parallel reading circuit 4 inputs the output of the A/D converter 3, and at the same time outputs the values of the picture signals of three picture elements. A ...
An analog picture signal (a) is subtracted in accordance with a value which has been obtained by superposing on each other peak values latched by each peak value holding circuits 10, 11, and a variation of the quantity of light of a light source and the density of a ground of an ...
switch circuit 230, a variable constant-current power source circuit 240, a monitor signal amplifying circuit 250, a comparator 260, digital-to-analog (DA) converters 270a, 270b, a CPU 280, and a set value input circuit 290. In... S Akira,K Takeshi,H Akiyoshi 被引量: 0发表: 1989年...