Inadequacy of the classical formulation of the CMOS Schmitt trigger

Author(s):  
Anselmo Luís da Silva Júnior ◽  
Luiz Alberto Pasini Melek ◽  
Carlos Galup‐Montoro ◽  
Márcio Cherem Schneider

2014 ◽  
Vol 2 ◽  
pp. 269-271 ◽  
Author(s):  
Keita CHIGA ◽  
Hiroya TANAKA ◽  
Takaya YAMAZATO ◽  
Yukihiro TADOKORO ◽  
Shintaro ARAI
Keyword(s):  


2021 ◽  
Vol 21 (1) ◽  
pp. 153-155
Author(s):  
Neha Gupta ◽  
Ambika Prasad Shah ◽  
Santosh Kumar Vishvakarma


1986 ◽  
Vol 22 (4) ◽  
pp. 203 ◽  
Author(s):  
M. Steyaert ◽  
W. Sansen
Keyword(s):  


1967 ◽  
Vol 45 (5) ◽  
pp. 1729-1743 ◽  
Author(s):  
M. L. Burrows

The classical method of solving electromagnetic field problems involving boundary perturbations is reformulated in a way that is both more general and simpler. The new formulation makes it easier to apply the theory to the class of boundaries amenable to the classical formulation, and shows that it can also be applied to other boundary shapes. As an example, the perfectly conducting sphere with surface perturbations has been treated, using the methods appropriate only for boundaries in the classical class and also using those applicable to the larger class. Some experimental results which appear to support the theory are reported.



Author(s):  
Efstathios Konstantinidis

The fundamental understanding of the added mass phenomenon associated with the motion of a solid body relative to a fluid is revisited. This paper focuses on the two-dimensional flow around a circular cylinder oscillating transversely in a free stream. A virtual experiment reveals that the classical approach to this problem leads to a paradox. The inertial force is derived afresh based on analysis of the motion in a frame of reference attached to the cylinder centroid, which overcomes the paradox in the classical formulation. It is shown that the inertial force depends not only on the acceleration of the cylinder per se , but also on the relative motion between body and fluid embodied in a parameter called alpha, α , which represents the ratio of the maximum transverse velocity of the cylinder to the free-stream velocity; the induced inertial force is directionally varying and non-harmonic in time depended on the alpha parameter. It is further shown that the component of the inertial force in the transverse direction is negligible for α <0.1, increases quadratically for α <0.5, and tends asymptotically to the classical result as , i.e. in still fluid.



Author(s):  
A. Sanabria-Borbon ◽  
N. G. Jayasankaran ◽  
S. Lee ◽  
E. Sanchez-Sinencio ◽  
J. Hu ◽  
...  


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