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DOCSIS 3.1 Downstream Profile

Profile ID

Range: 0 to 15

Default: 0

Sets or gets the Profile ID of current profile.

Profile Name

Displays the Profile name of current profile. It is read-only and determined by Profile ID. When Profile ID is 0, Profile Name is Profile A; when Profile ID is 1, Profile Name is Profile B, and so on.

Mixed Modulation

Choices: On | Off

Default: Off

Sets whether this profile uses Mixed Modulation.

Data Modulation

Choices: 16 QAM | 64QAM | 128 QAM | 256 QAM | 512 QAM | 1024 QAM | 2048 QAM | 4096 QAM | 8192 QAM | 16384 QAM

Default: 4096 QAM

Sets or gets the modulation type of data subcarriers. When Mixed Modulation is on, Data Modulation will be shown as Data Modulation A and the modulation will just apply to subcarriers in Subcarrier Assignment A

Subcarrier Assignment

Gets or sets the subcarrier assignment for this profile. If Mixed Modulation is on, this is the subcarrier assignment for Modulation A.

Subcarrier assignment will be checked before generation. Subcarrier assignment can not overlap with exclusion bands.

Data Payload

Sets the payload for this profile. Click the right button to open the ClosedData Pattern Selection dialog.

PN9 - the payload is a 14232-bit codeword comprised of repeated PN9 sequences.

14232-bit Codewords - the payload is a 14232-bit codeword edited by the user.

User Defined - the payload is edited by the user, where each line is a codeword.

 

 

Known Bit Error Rate

Range: upper limit is 1E-3, lower limit depends on frame length.

Default: 0

Set the known bit error rate of DOCSIS3.1 Downstream after BCH.