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US 8,391,378 B2Granted
Metric computation for lowering complexity of MIMO detection algorithms
AssigneeIkanos Communications, Inc.
InventorsPatrick Duvaut, Julien D Pons
Life of this patent
Estimating the term…
Abstract
Included are embodiments of method for method for computing metrics. At least one embodiment includes searching a MIMO detection tree, the detection tree configuration being formed by a plurality of nodes and a plurality of leaves connected via a plurality of branches, the computational complexity associated with computing a node metric decreases with the node depth in the tree configuration and providing an estimate on a transmitted signal.
Claims20
A method for computing metrics, comprising:
- searching a MIMO detection tree, the detection tree configuration being formed by a plurality of nodes and a plurality of leaves connected via a plurality of branches, the searching including updating node metrics such that computational complexity associated with each node decreases with the node depth in the tree configuration;
- and
- providing an estimate on a transmitted signal.
A system for computing metrics, comprising:
- a searching component configured to search a MIMO detection tree, the detection tree configuration being formed by a plurality of nodes and a plurality of leaves connected via a plurality of branches, the searching component including a node metrics updating component configured such that computational complexity associated with each node decreases with the node depth in the tree configuration;
- and
- a providing component configured to provide an estimate on a transmitted signal.
A system for computing metrics, comprising:
- means for searching a MIMO detection tree, the detection tree configuration being formed by a plurality of nodes and a plurality of leaves connected via a plurality of branches, the means for searching including means for updating node metrics such that computational complexity associated with each node decreases with the node depth in the tree configuration;
- and
- means for providing an estimate on a transmitted signal.
Dependencies are inferred from the claim text.