Variable-element scanner in facsimile transmission system allows adjustment of resolution as dictated by document requirement. Device reduces transmission time when high resolution is not needed.
Variable-resolution facsimile system
NASA Tech Briefs ; 4 , 4
1980-06-01
Miscellaneous
No indication
English
Tema Archive | 1976
|AIAA | 1966
|Facsimile speeds air reconnaissance
Engineering Index Backfile | 1941
NTRS | 1966
|NTRS | 1966
|