Spectral Band Replication - Revision history

Artoria2e5 at 13:27, 23 April 2023

2023-04-23T13:27:19Z

← Older revision		Revision as of 13:27, 23 April 2023
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	==References==		==References==
			* [https://en.wikipedia.org/wiki/Spectral_band_replication SBR on wikipedia]
	* [http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]		* [http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]
	* [http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]		* [http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]

Bp at 01:27, 27 December 2014

2014-12-27T01:27:10Z

← Older revision		Revision as of 01:27, 27 December 2014
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	'''Spectral Band Replication''' ('''SBR''') is a parametrical coding method developed by [~~http://www.codingtechnologies.com/ CodingTechnologies~~] to enhance audio quality at low bitrates.		'''Spectral Band Replication''' ('''SBR''') is a parametrical coding method developed by [[Coding Technologies]] to enhance audio quality at low bitrates.

	Guessing the ~~nontransmitted~~ higher [[frequency]] range of a compressed audio file by using some helper bits (~~transmited~~ with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It is used by [[MP3Pro]], HE [[AAC]] and Digital Radio Mondiale.		Guessing the non-transmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmitted with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It is used by [[MP3Pro]], [[aacPlus]] (later standardized as [[AAC\|HE-AAC]]) and Digital Radio Mondiale.

	==References==		==References==

Speckmade at 16:24, 13 June 2007

2007-06-13T16:24:26Z

← Older revision		Revision as of 16:24, 13 June 2007
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	Spectral Band Replication (SBR) is a parametrical coding method developed by [http://www.codingtechnologies.com/ CodingTechnologies] to enhance audio quality at low bitrates.		'''Spectral Band Replication''' ('''SBR''') is a parametrical coding method developed by [http://www.codingtechnologies.com/ CodingTechnologies] to enhance audio quality at low bitrates.

	Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It is used by [[MP3Pro]], HE [[AAC]] and Digital Radio Mondiale.		Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It is used by [[MP3Pro]], HE [[AAC]] and Digital Radio Mondiale.


	==References==		==References==
			* [http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]
			* [http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]

	*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]
	*[http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]

	[[Category:Algorithms]]		[[Category:Algorithms]]

Speckmade: SBR moved to Spectral Band Replication

2007-06-13T16:18:49Z

SBR moved to Spectral Band Replication

← Older revision	Revision as of 16:18, 13 June 2007
(No difference)

HotshotGG at 19:25, 25 October 2006

2006-10-25T19:25:45Z

← Older revision		Revision as of 19:25, 25 October 2006
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	=~~External links~~=		==References==

	*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]		*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]

HotshotGG at 17:54, 12 September 2006

2006-09-12T17:54:42Z

← Older revision		Revision as of 17:54, 12 September 2006
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	=~~Additional reading:~~=		=External links=

	*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]		*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]

HotshotGG at 22:53, 7 September 2006

2006-09-07T22:53:32Z

← Older revision		Revision as of 22:53, 7 September 2006
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	*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]		*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]
	*[http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]		*[http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]

			[[Category:Algorithms]]

Rjamorim at 01:13, 26 June 2005

2005-06-26T01:13:22Z

← Older revision		Revision as of 01:13, 26 June 2005
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	Spectral Band Replication (SBR) is a parametrical coding method developed by [http://www.codingtechnologies.com/ CodingTechnologies] to enhance audio quality at low bitrates.		Spectral Band Replication (SBR) is a parametrical coding method developed by [http://www.codingtechnologies.com/ CodingTechnologies] to enhance audio quality at low bitrates.

	Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits~~. It was developed by coding technologies, and is useful for medium and high quality coding (although the latter is arguable) at low and medium data rates~~. It is used by [[MP3Pro]], HE [[AAC]] and ~~digital radio mondiale~~.		Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It is used by [[MP3Pro]], HE [[AAC]] and Digital Radio Mondiale.

Rjamorim at 01:12, 26 June 2005

2005-06-26T01:12:40Z

← Older revision		Revision as of 01:12, 26 June 2005
Line 1:		Line 1:
			Spectral Band Replication (SBR) is a parametrical coding method developed by [http://www.codingtechnologies.com/ CodingTechnologies] to enhance audio quality at low bitrates.

	Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It was developed by coding technologies, and is useful for medium and high quality coding (although the latter is arguable) at low and medium data rates. It is used by [[MP3Pro]], HE [[AAC]] and digital radio mondiale.		Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It was developed by coding technologies, and is useful for medium and high quality coding (although the latter is arguable) at low and medium data rates. It is used by [[MP3Pro]], HE [[AAC]] and digital radio mondiale.

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	=Additional reading:=		=Additional reading:=

	* [http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]		*[http://www.codingtechnologies.com/products/sbr.htm SBR at CodingTechnologies]
			*[http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]

Jan at 12:48, 22 March 2005

2005-03-22T12:48:28Z

New page

Guessing the nontransmitted higher [[frequency]] range of a compressed audio file by using some helper bits (transmited with the stream) in addition to the transmitted base band. SBR allows a restoration (not reconstruction) of the upper [[frequency]] range without lots of bits. It was developed by coding technologies, and is useful for medium and high quality coding (although the latter is arguable) at low and medium data rates. It is used by [[MP3Pro]], HE [[AAC]] and digital radio mondiale.

=Additional reading:=

* [http://www.audiocoding.com/modules/wiki/?page=SBR SBR at AudioCoding]