Cable modem termination system
US11563658B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Feb 25, 2022 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Feb 25, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L43/16
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system, in one embodiment, includes a cable modem termination system configured to perform at least the following processing: determining a first quantity related to uncorrectable erroneous codewords and a second quantity related to other codewords except the erroneous codewords in the data packet received by the cable modem termination system from the terminal device via the channel; calculating a first metric relating the first quantity to the second quantity; and in response to the first metric exceeding a first threshold for a first predetermined time, determining the channel as a damaged channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.