Processing interference due to non-linear products in a wireless network
US9693364B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 27, 2015 |
| Grant date | Jun 27, 2017 |
| Priority date | — |
| Expiry date | Jun 28, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/18
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Interference in a data stream carrying a plurality of uplink signals received in a wireless network is processed, the interference comprising a non-linear product (I3) of at least one downlink signal (C1) of the wireless network. The data stream carrying the plurality of uplink signals and at least a first data stream carrying a plurality of downlink signals is received, and data representing signals received at a first uplink carrier frequency is selected from the data stream carrying the plurality of uplink signals. Data representing signals at at least a first downlink carrier frequency is selected from at least the first data stream carrying the plurality of downlink signals. Interference is detected in the selected data representing signals received at the first uplink carrier frequency by correlation with a synthesized product generated from at least data representing signals at the first downlink carrier frequency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.