DocumentCode
3158858
Title
Control architecture of a virtual matrix LED display without current drivers
Author
Gago, Alfonso ; Fernández, José ; Bohórquez, Alfonso G.
Author_Institution
Dept. Electron., Univ. of Malaga, Malaga, Spain
fYear
2009
fDate
7-9 Jan. 2009
Firstpage
53
Lastpage
56
Abstract
A new electronic design for virtual matrix LED based screens is presented using D-Type Flip-Flops registers (HC logic) instead of constant current drivers. This design reduces in a significant way the cost and the complexity of the current large LEDs displays. It works as a write only memory on the basis: "it is seen what is saved". This design is adequate for variable brightness screens on multicolour and fullcolor displays.
Keywords
LED displays; colour displays; flip-flops; D-type flip-flops registers; HC logic; control architecture; current drivers; electronic design; fullcolor displays; multicolour displays; variable brightness screens; virtual matrix LED display; Consumer electronics; Costs; Driver circuits; Filters; Image sampling; Large screen displays; Light emitting diodes; Liquid crystal displays; Pulse width modulation; Voltage control;
fLanguage
English
Publisher
ieee
Conference_Titel
Intelligent Signal Processing and Communication Systems, 2009. ISPACS 2009. International Symposium on
Conference_Location
Kanazawa
Print_ISBN
978-1-4244-5015-2
Electronic_ISBN
978-1-4244-5016-9
Type
conf
DOI
10.1109/ISPACS.2009.5383904
Filename
5383904
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