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Ye Su, Wei Shao, Luká? Vlcek and Jakub Langhammer
In forested regions, transpiration as a main component of evaporation fluxes is important for evaporation partitioning. Physiological behaviours among various vegetation species are quite different. Thus, an accurate estimation of the transpiration rate ...
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Josef Polak,Lukas Langhammer,Jan Jerabek
Pág. 1 - 7
This article presents the digitally adjustable current amplifier (DACA) and its analog behavioral model (ABM), which is suitable for both ideal and advanced analyses of the function block using DACA as active element. There are four levels of this model,...
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Lukas Langhammer,Jan Jerabek
Pág. 1 - 12
Two new circuits of 2nd order universal frequency filter designed using signal-flow graphs method are presented. Both filters were proposed in single-ended and fully-differential forms. Multiple-output current follower (MO-CF) and dig...
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Lukas Langhammer,Jan Jerabek
Pág. 79 - 83
This article discusses universal precision rectifiers using current active elements and current sources for the diode excitation. The paper introduces circuit solution of the universal precision full-wave rectifier with intention to reduce negative effec...
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