OFDM Archives

OFDM, Completely New in DOCSIS 3.1

Mia Colabrese2023-09-06T19:41:07-04:00March 4th, 2016|

OFDM, Completely New in DOCSIS 3.1 CableLabs has just issued the first DOCSIS 3.1 certifications to five cable modem vendors. These vendors were Askey, Castlenet, Netgear, Technicolor and Ubee Interactive. Cable operators are implementing DOCSIS 3.1 trials and very soon. production systems. Frequently I receive questions about DOCSIS 3.1 such as “is it backwards compatible with DOCSIS 2.0 and 3.0 modems?”, “what are the channel bandwidths?”, “ ”, and many more. OFDM It Always Begins at the Physical Layer As with my original tutorials on DOCSIS, we start

First-Gen DOCSIS 3.1 Test Solution – SCTE EXPO 2013 – Fresh Tech

Mia Colabrese2023-12-13T11:03:56-05:00November 4th, 2013|

Rohde & Schwarz Demonstrated a First-Gen DOCSIS 3.1 Test Solution Fresh Tech - SCTE Cable-Tec EXPO 2013 Rohde and Schwarz had a popular demo at this years SCTE EXPO and not only was it popular it was innovative since it was the only DOCSIS 3.1 demo on the show floor. Using off-the-shelf equipment R&S demonstrated a first-gen DOCSIS 3.1 test solution. This is a precursor to their eventual delivery of real-time equipment. The demonstration consisted of a signal generator (AFQ100B + SMBV) and signal analyzers (FSW wide-band vector