Do you mean upstream OFDMA or downstream OFDM? I thought most areas had at least 1 downstream OFDM channel to be compatible with DOCSIS 3.1 and 940Mbps (AKA Go Super …

From what I understand, you want to see a lot of correctable errors on the OFDM channel because that means it's running at its maximum possible speed. When you start seeing …

The Next Codeword Pointer (NCP) is a portion of the downstream OFDM channel which is dedicated to carry information about the mapping of FEC codewords to subcarriers within a …

Only Channel 33 is an issue which is OFDM PLC. All other channels have no correctable or uncorrectable errors in the last 24 hours. There are about 43 0million correctable errors on …

Basically upstream OFDM is being enabled in some areas along with a extra downstream OFDM channel. No new upstream speeds have been announced but I predict they are coming. …

dave9 would be the best source but I think the OFDM(A) channels are your overall circuits. These circuits are then divided into separate channels: 32 and 4. Therefore the overall circuits …

Question: Consider an OFDM system. Assume that the total number of samples for DFT and IDFT is 2. The total number of sub carriers is 2. One sample of cyclic prefix is added to each …

2024年6月19日 · But event log shows continuous type 16 FEC errors with around 1 - 2 min intervals. OFDM/OFDMA Profile ID ...

I just signed up for Gigablast and I was checking speeds. I checked my modem page on my CM1000 and I'm not seeing any OFDM channels locked. I'm seeing ~340 mbps max download …

If you're seeing CM-STATUS Event Type Code 16 messages in your modem logs, based on the paper I've linked below it looks like those messages indicate noise on the OFDM channel. …