Orthogonal functions - Revision history

2601:2:4D00:27B:35DE:C5AB:69ED:7514: /* Generalization of vectors */

2015-01-05T23:02:29Z

Generalization of vectors

← Older revision		Revision as of 01:02, 6 January 2015
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128.41.9.212 at 16:02, 9 February 2014

2014-02-09T16:02:08Z

← Older revision		Revision as of 18:02, 9 February 2014
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	~~In [[electronics]],~~ the ~~'''Gummel plot'''~~ is ~~the combined [[Mathematics\|plot]] of the base and collector [[electric current]]s, <math>I_c</math> and <math>I_b</math>, of a [[Bipolar junction transistor\|bipolar transistor]] vs~~. ~~the base-emitter [[voltage]], <math>V_{be}</math>, on a semi-[[logarithmic scale]]~~. ~~This plot~~ is ~~very useful~~ in ~~device characterization because~~ it ~~reflects on the quality of the emitter-base [[Junction (semiconductor)\|junction]]~~ while ~~the base-collector bias, <math>V_{bc}</math>, is kept at~~ a ~~[[Constant (mathematics)\|constant]].~~		Individual who wrote the is called Eusebio. South Carolina is its birth place. The favourite hobby for him and moreover his kids is in order to fish and he's been doing it for quite a while. Filing has been his profession as news got around. Go to his website to identify a out more: http://prometeu.net<br><br>Review my web blog :: [http://prometeu.net clash of clans hack download no survey]

	~~A number of other device parameters can be garnered either [[Quantitative property\|quantitative]]ly or [[qualitative data\|qualitative]]ly directly from the Gummel plot~~:<ref>A. S. Zoolfakar et N. A. Shahrol, « Modelling of NPN Bipolar Junction Transistor Characteristics Using Gummel Plot Technique », in 2010 International Conference on Intelligent Systems, Modelling and Simulation (ISMS), 2010, p. 396 ‑400</~~ref>~~
	* the common-emitter current gain, <math>\beta</~~math>, and the common-base current gain, <math>\alpha</math>~~
	* base and collector ideality factors, <math>n</math>
	* series [[electrical resistance\|resistance]]s and [[leakage current]]s.
	~~Sometimes the DC current gain,~~ <~~math~~>~~\beta</math>, is plotted on the same figure as well.~~

	~~[[File:SiGe HBT Gummel Plot.png\|thumb\|SiGe HBT Gummel Plot]]~~

	~~==See also==~~
	*[[Hermann Gummel]]
	*[[Bipolar junction transistor]]

	~~==References==~~
	<~~references /~~>

	~~{{DEFAULTSORT~~:~~Gummel Plot}}~~
	~~[[Category~~:~~Transistors]]~~
	[[~~Category~~:~~Plots (graphics)]~~]


	~~{{Electronics-stub}}~~

en>BeaumontTaz at 15:49, 5 March 2013

2013-03-05T15:49:49Z

← Older revision		Revision as of 17:49, 5 March 2013
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	~~Catrina Le~~ is ~~what'~~s ~~constructed on her birth qualification though she [http:~~//~~www~~.~~reddit~~.~~com~~/~~r/howto/search?q=doesn%27t doesn't~~] ~~really like being~~ [~~http~~:~~//www~~.~~alexa~~.~~com/search?q=called+individuals&r=topsites_index&~~p~~=bigtop called individuals]~~. ~~Her job happens to be a cashier but instantly her husband~~ and ~~your girl will start their own small business. To drive is something that she'~~s ~~been doing for years. For years she'~~s ~~been living with Vermont~~. ~~Go to her website to find out doors more: http://circuspartypanama.com~~<br><br>~~Also visit my weblog .~~.. [~~http~~:~~//circuspartypanama.com clash of clans cheats~~]		In [[electronics]], the '''Gummel plot''' is the combined [[Mathematics\|plot]] of the base and collector [[electric current]]s, <math>I_c</math> and <math>I_b</math>, of a [[Bipolar junction transistor\|bipolar transistor]] vs. the base-emitter [[voltage]], <math>V_{be}</math>, on a semi-[[logarithmic scale]]. This plot is very useful in device characterization because it reflects on the quality of the emitter-base [[Junction (semiconductor)\|junction]] while the base-collector bias, <math>V_{bc}</math>, is kept at a [[Constant (mathematics)\|constant]].

			A number of other device parameters can be garnered either [[Quantitative property\|quantitative]]ly or [[qualitative data\|qualitative]]ly directly from the Gummel plot:<ref>A. S. Zoolfakar et N. A. Shahrol, « Modelling of NPN Bipolar Junction Transistor Characteristics Using Gummel Plot Technique », in 2010 International Conference on Intelligent Systems, Modelling and Simulation (ISMS), 2010, p. 396 ‑400</ref>
			* the common-emitter current gain, <math>\beta</math>, and the common-base current gain, <math>\alpha</math>
			* base and collector ideality factors, <math>n</math>
			* series [[electrical resistance\|resistance]]s and [[leakage current]]s.
			Sometimes the DC current gain, <math>\beta</math>, is plotted on the same figure as well.

			[[File:SiGe HBT Gummel Plot.png\|thumb\|SiGe HBT Gummel Plot]]

			==See also==
			*[[Hermann Gummel]]
			*[[Bipolar junction transistor]]

			==References==
			<references />

			{{DEFAULTSORT:Gummel Plot}}
			[[Category:Transistors]]
			[[Category:Plots (graphics)]]


			{{Electronics-stub}}

76.120.66.87: Fixed major omission: added Fourier analysis, which started the study. Sin and Cos are by far the most common orthogonal functions

2012-05-13T08:45:31Z

Fixed major omission: added Fourier analysis, which started the study. Sin and Cos are by far the most common orthogonal functions

New page

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