Non-coherent transmission method for uplink control signals using a constant amplitude zero-autocorrelation sequence
US8165228B2 · kind B2 · utility
7Cited by
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7Claims
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Key dates
| Filing date | Mar 20, 2007 |
| Grant date | Apr 24, 2012 |
| Priority date | — |
| Expiry date | Oct 30, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L1/1607
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In one embodiment of the instant invention, a non-coherent transmission method for uplink control signals is provided. The transmission methodology uses a constant amplitude zero-autocorrelation (CAZAC) sequence for relatively short control signal lengths. The methodology includes creating a CAZAC sequence, truncating the CAZAC sequence into a plurality of segments; and transmitting each of the segments within a predetermined window of time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.