Telephonic communications – Subscriber line or transmission line interface
Reexamination Certificate
2007-03-13
2007-03-13
Tieu, Benny Quoc (Department: 2614)
Telephonic communications
Subscriber line or transmission line interface
C712S035000
Reexamination Certificate
active
10641702
ABSTRACT:
An integrated digital subscriber line transceiver includes a single integrated circuit that has a digital signal processing engine, a time division multiplexing framer (for example, a T1/E1 framer), and a static random access memory. The integrated circuit also includes a microprocessor coupled to the digital signal processing engine, the time division multiplexing framer, and the static random access memory. The digital signal processing engine, in one embodiment, includes an HDSL2/G.SHDSL data pump and an HDSL2/G.SHDSL framer.
REFERENCES:
patent: 6775305 (2004-08-01), Delvaux
patent: 6959376 (2005-10-01), Boike et al.
patent: 7023877 (2006-04-01), Blackburn et al.
patent: 2005/0036562 (2005-02-01), Ranganathan et al.
Dissanayake Ramya Niroshana
Gerlach Ronald R.
Lau Mo-Ching Justine
ADC DSL Systems Inc.
Fogg & Powers LLC
Powers Jon M.
Tieu Benny Quoc
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