Sequential Projective Measurements for Channel Decoding

We study the transmission of classical information in quantum channels. We present a decoding procedure that is very simple but still achieves the channel capacity. It is used to give an alternative straightforward proof that the classical capacity is given by the regularized Holevo bound. This proc...

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Main Authors: Lloyd, Seth, Giovannetti, Vittorio, Maccone, Lorenzo
Other Authors: Massachusetts Institute of Technology. Department of Mechanical Engineering
Format: Article
Language:en_US
Published: American Physical Society 2011
Online Access:http://hdl.handle.net/1721.1/66945
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author Lloyd, Seth
Giovannetti, Vittorio
Maccone, Lorenzo
author2 Massachusetts Institute of Technology. Department of Mechanical Engineering
author_facet Massachusetts Institute of Technology. Department of Mechanical Engineering
Lloyd, Seth
Giovannetti, Vittorio
Maccone, Lorenzo
author_sort Lloyd, Seth
collection MIT
description We study the transmission of classical information in quantum channels. We present a decoding procedure that is very simple but still achieves the channel capacity. It is used to give an alternative straightforward proof that the classical capacity is given by the regularized Holevo bound. This procedure uses only projective measurements and is based on successive “yes-no” tests only.
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spelling mit-1721.1/669452022-09-27T16:40:11Z Sequential Projective Measurements for Channel Decoding Lloyd, Seth Giovannetti, Vittorio Maccone, Lorenzo Massachusetts Institute of Technology. Department of Mechanical Engineering Lloyd, Seth Lloyd, Seth Giovannetti, Vittorio Maccone, Lorenzo We study the transmission of classical information in quantum channels. We present a decoding procedure that is very simple but still achieves the channel capacity. It is used to give an alternative straightforward proof that the classical capacity is given by the regularized Holevo bound. This procedure uses only projective measurements and is based on successive “yes-no” tests only. 2011-11-04T19:47:46Z 2011-11-04T19:47:46Z 2011-06 2010-11 Article http://purl.org/eprint/type/JournalArticle 0031-9007 http://hdl.handle.net/1721.1/66945 Lloyd, Seth, Vittorio Giovannetti, and Lorenzo Maccone. “Sequential Projective Measurements for Channel Decoding.” Physical Review Letters 106 (2011): n. pag. Web. 4 Nov. 2011. © 2011 American Physical Society en_US http://dx.doi.org/10.1103/PhysRevLett.106.250501 Physical Review Letters Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf American Physical Society APS
spellingShingle Lloyd, Seth
Giovannetti, Vittorio
Maccone, Lorenzo
Sequential Projective Measurements for Channel Decoding
title Sequential Projective Measurements for Channel Decoding
title_full Sequential Projective Measurements for Channel Decoding
title_fullStr Sequential Projective Measurements for Channel Decoding
title_full_unstemmed Sequential Projective Measurements for Channel Decoding
title_short Sequential Projective Measurements for Channel Decoding
title_sort sequential projective measurements for channel decoding
url http://hdl.handle.net/1721.1/66945
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