ClassID:

229445

H04N5/185 - CPC Classification

Classification description:

Details of television systems; Picture signal circuitry for video frequency region; Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level

Recent Application in this class:
#1
20140307073
2014-10-16

Endoscope apparatus which controls clamping of optical black included in an image pickup signal

#2
20120147210
2012-06-14

Image signal processing device and solid-state imaging device

#3
20120069220
2012-03-22

Image processing apparatus, image processing method and electronic camera

#4
20100315397
2010-12-16

DISPLAY APPARATUS AND METHOD

#5
20100271514
2010-10-28

Black level correction circuit and solid-state imaging device

#6
20100110231
2010-05-06

OUTPUT CONTROL CIRCUIT AND IMAGING DEVICE

#7
20100066725
2010-03-18

Method and apparatus for DC level redistribution

#8
20090224952
2009-09-10

OFFSET ADJUSTING CIRCUIT

#9
20090102952
2009-04-23

Black level control apparatus and method

#10
20080273864
2008-11-06

Controlling device of a liquid crystal display

#11
20080055472
2008-03-06

Image signal processing apparatus and image signal processing method for controlling optical black level of image signal

#12
20080007656
2008-01-10

Sync signal acquisition device

#13
20080001800
2008-01-03

Source driver of liquid crystal display and the driving method

#14
20070247533
2007-10-25

DC level control method, clamp circuit, and imaging apparatus

#15
20070242155
2007-10-18

Image processing device, image scanning device, and image forming apparatus

#16
20070211173
2007-09-13

Image processing chip and related method for processing video

#17
20070165122
2007-07-19

Video signal clamping circuit

#18
20070008026
2007-01-11

Clamping circuit

#19
20060284881
2006-12-21

Picture signal processing device

#20
20060164548
2006-07-27

Sync separator apparatus

#21
20060152633
2006-07-13

Video signal clamp

#22
20050275756
2005-12-15

Video signal clamping device

#23
20050248665
2005-11-10

Clamp level adjusting apparatus, electronic camera, image processing apparatus, and image processing program

#24
20050212970
2005-09-29

Sampling of video data and analyses of the sampled data to determine video properties

#25
20050157214
2005-07-21

Image signal processing device and image signal processing method

#26
20050057693
2005-03-17

Digital clamp circuit

#27
20050052555
2005-03-10

Signal processing apparatus, signal processing method, program, and storage medium employing random number generation