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Class 358/447 - Signal enhancing


Subclass of Class 358 - Facsimile and static presentation processing
Definition: Subject matter including circuitry for modifying or operating
No. of patents: 523
Last issue date: 12/06/2011


                    14  
NumberTitleIssue Date
4106061Density control for ink jet copier
An ink jet copier for copying a master includes an optical scanner which provides an output directly related to the tone of the master at successive points along a scan line on the master. An intergrator repetitively integratesthe output of the scanner an...
08/08/1978
4054916Apparatus for improving sharpness when recording continuous-tone pictures
Improved sharpness is obtained in an arrangement for recording continuous-tone pictures in which electro-optic picture scanning apparatus produces picture signals which are applied to an electro-optic recorder to reproduce the picture on a recording mediu...
10/18/1977
3938050Non-linear correction of waveforms
This disclosure relates to the non-linear correction of electrical signals in waveform transmission and recording systems such as television systems, visual telephone systems, facsimile transmission systems and sound recording systems....
02/10/1976
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