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DOCSIS employs a mixture of deterministic access methods for upstream transmissions, specifically time-division multiple access (TDMA) for DOCSIS 1.0/1.1 and both TDMA and S-CDMA for DOCSIS 2.0 and 3.0, with a limited use of contention for bandwidth reservation requests. In TDMA, a cable modem requests a time to transmit and the CMTS grants it ...
His prominent contribution to DOCSIS and his pioneering work in cable broadband technology as founder and CEO of LANcity, earned him the title of “Father of Cable Modem”. [1] Yassini worked with CableLabs to improve DOCSIS to address the issues on Bandwidth and business quality Services from (1996-2003). [3]
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CableLabs has included IPDR as part of the DOCSIS OSS definitions. It was first included in an ECN to the DOCSIS 1.1 operations support system interface in 2004. CableLabs has also included IPDR/SP as part of its OCAP 1.1 in 2007. IPDR has continued to be extended into DOCSIS, with major extensions in DOCSIS 3.0 and EuroDOCSIS 3.0.
The DOCSIS standard for cable Internet access was originally developed by CableLabs and contributing companies, including Arris, BigBand Networks, Broadcom, ...
DOCSIS Set-top Gateway (or DSG) is a specification describing how out-of-band data is delivered to a cable set-top box. Cable set-top boxes need a reliable source of out of band data for information such as program guides, channel lineups, and updated code images.
PacketCable 1.0 comprises eleven specifications and six technical reports which define call signaling, quality of service (QoS), codec usage, client provisioning, billing event message collection, public switched telephone network (PSTN) interconnection, and security interfaces for implement a single-zone PacketCable solution for residential Internet Protocol (IP) voice services.
The first DOCSIS 1.0 cable modems were certified by CableLabs in 1999. [ 8 ] Prior to CableLabs, Green held the position of senior vice president of Broadcast Operations and Engineering at the Public Broadcasting Service ( PBS ) where his contributions included construction of national network origination and transmission facilities.