Title

Operator valued frames and structured quantum channels

Authors

Authors

D. G. Han; P. T. Li; B. Meng;W. S. Tang

Comments

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Abbreviated Journal Title

Sci. China-Math.

Keywords

operator-valued frames; quantum channels; Parseval duals; projective; unitary representation; GABOR FRAMES; REPRESENTATIONS; ERASURES; SYSTEMS; DUALS; Mathematics, Applied; Mathematics

Abstract

Operator-valued frames are natural generalization of frames that have been used in many applied areas such as quantum computing, packets encoding and sensor networks. We focus on developing the theory about operator-valued frame generators for projective unitary representations of finite or countable groups which can be viewed as the theory of quantum channels with group structures. We present new results for operator-valued frames concerning (general and structured) dilation property, orthogonal frames, frame representation and dual frames. Our results are complementary to some of the recent work of Kaftal, Larson and Zhang, and in some cases our treatment is more elementary and transparent.

Journal Title

Science China-Mathematics

Volume

54

Issue/Number

11

Publication Date

1-1-2011

Document Type

Article

Language

English

First Page

2361

Last Page

2372

WOS Identifier

WOS:000296637700007

ISSN

1674-7283

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