Quantization noise - Revision history

Pepoluan: Category:Signal Processing

2006-09-15T21:17:54Z

Category:Signal Processing

← Older revision		Revision as of 21:17, 15 September 2006
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	<math>N_Q = { { { ( { {V_{AD_{\,\!}}} \over 2^Q } ) } ^2} \over {6 \cdot T_s \cdot {R_L}^2} }</math>		<math>N_Q = { { { ( { {V_{AD_{\,\!}}} \over 2^Q } ) } ^2} \over {6 \cdot T_s \cdot {R_L}^2} }</math>
	<!--[[image:rms_equation.png]]-->		<!--[[image:rms_equation.png]]-->


	<math>Q~</math> is the resolution or the amount of bits in the converter		<math>Q~</math> is the resolution or the amount of bits in the converter
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	<math>{R_L}^2</math> is resistance of the converter expressed in (Ohms)		<math>{R_L}^2</math> is resistance of the converter expressed in (Ohms)


			[[Category:Signal Processing]]

Pepoluan: $-ify$

2006-09-15T21:14:23Z

<math>-ify

← Older revision		Revision as of 21:14, 15 September 2006
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	[[image:rms_equation.png]]		<math>N_Q = { { { ( { {V_{AD_{\,\!}}} \over 2^Q } ) } ^2} \over {6 \cdot T_s \cdot {R_L}^2} }</math>
			<!--[[image:rms_equation.png]]-->

			<math>Q~</math> is the resolution or the amount of bits in the converter

	Q is the ~~resolution or the amount~~ of ~~bits~~ in ~~the converter~~		<math>V_{AD}~</math> is the analog voltage range of converter expressed in (Volts)

	~~V_AD~~ is the ~~analog voltage range~~ of converter expressed in (~~Volts~~)		<math>T_s~</math> is the sampling interval of the converter expressed in (Seconds)

	~~T_S is the sampling interval of the converter expressed in (Seconds)~~		<math>{R_L}^2</math> is resistance of the converter expressed in (Ohms)

	R_L^2 is resistance of the converter expressed in (Ohms)

HotshotGG at 18:13, 21 June 2005

2005-06-21T18:13:41Z

← Older revision		Revision as of 18:13, 21 June 2005
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	Q is the resolution or the amount of bits in the converter.		Q is the resolution or the amount of bits in the converter

	V_AD is the analog voltage range of converter expressed in (Volts)		V_AD is the analog voltage range of converter expressed in (Volts)
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	T_S is the sampling interval of the converter expressed in (Seconds)		T_S is the sampling interval of the converter expressed in (Seconds)

	R_L^2 is resistance of the converter expressed in (Ohms).		R_L^2 is resistance of the converter expressed in (Ohms)

HotshotGG at 18:09, 21 June 2005

2005-06-21T18:09:50Z

← Older revision		Revision as of 18:09, 21 June 2005
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	During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or the (rounding error). It is commonly expressed by the root-mean-square error equation in ~~electronics~~.		During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or the (rounding error). It is commonly expressed by the root-mean-square error equation in engineering.

HotshotGG: uploaded equation. Gives users a simple and effective way to calculate quant noise.

2005-06-16T06:04:07Z

uploaded equation. Gives users a simple and effective way to calculate quant noise.

← Older revision		Revision as of 06:04, 16 June 2005
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	During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or (rounding error). It is commonly expressed by the root-mean-square error equation.		During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or the (rounding error). It is commonly expressed by the root-mean-square error equation in electronics.


			[[image:rms_equation.png]]


			Q is the resolution or the amount of bits in the converter.

			V_AD is the analog voltage range of converter expressed in (Volts)

			T_S is the sampling interval of the converter expressed in (Seconds)

			R_L^2 is resistance of the converter expressed in (Ohms).

HotshotGG: this is a common equation I found on the web and borrowed from wikipedia (I need to learn more about LaTeX). I guess Hydrogenaudio doesn't support LaTeX?

2005-06-13T23:22:26Z

this is a common equation I found on the web and borrowed from wikipedia (I need to learn more about LaTeX). I guess Hydrogenaudio doesn't support LaTeX?

← Older revision		Revision as of 23:22, 13 June 2005
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	During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or (rounding error). It is commonly expressed by the root-mean-square error equation.		During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or (rounding error). It is commonly expressed by the root-mean-square error equation.

	~~<math> N_Q = \frac{ \left ( \frac{V_{AD}}{2^Q} \right )^2 }{6 \cdot T_S \cdot R_L^2} </math>~~

	~~<math> V_{AD} </math> is the analogue voltage range of the converter expressed in (Volts),~~
	~~<math> Q </math> is the number of bits in the converter or the resolution.~~
	~~<math> T_S </math> is the sampling interval of the converter expressed in (seconds).~~
	~~<math> R_L^2 </math> is the load resistance of the converter expressed in (Ohms)~~.

HotshotGG: this is a common equation I found on the web and borrowed from wikipedia (I need to learn more about LaTeX). Please let me know if there is a problem with putting it here.

2005-06-13T23:21:03Z

this is a common equation I found on the web and borrowed from wikipedia (I need to learn more about LaTeX). Please let me know if there is a problem with putting it here.

← Older revision		Revision as of 23:21, 13 June 2005
Line 1:		Line 1:
	During the ~~Quantization~~ process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise.		During the [[quantization]] process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise or (rounding error). It is commonly expressed by the root-mean-square error equation.

			<math> N_Q = \frac{ \left ( \frac{V_{AD}}{2^Q} \right )^2 }{6 \cdot T_S \cdot R_L^2} </math>

			<math> V_{AD} </math> is the analogue voltage range of the converter expressed in (Volts),
			<math> Q </math> is the number of bits in the converter or the resolution.
			<math> T_S </math> is the sampling interval of the converter expressed in (seconds).
			<math> R_L^2 </math> is the load resistance of the converter expressed in (Ohms).

Jan at 12:44, 22 March 2005

2005-03-22T12:44:22Z

New page

During the Quantization process some precision gets lost, this changes the signal somewhat, the difference between the original signal and the quantized signal is called quantization noise.