Multiplex communications – Channel assignment techniques – Details of circuit or interface for connecting user to the...
Reexamination Certificate
2005-05-24
2005-05-24
Ho, Duc (Department: 2665)
Multiplex communications
Channel assignment techniques
Details of circuit or interface for connecting user to the...
C370S535000, C398S059000
Reexamination Certificate
active
06898206
ABSTRACT:
A method and apparatus for low cost upgrading on demand of an optical fiber communication system without installing additional optical fiber and minimal installation of optical circuitry at destination and distribution terminals. The upgraded systems comprise an optical data loop of a plurality of destination terminals and a single intermediate terminal.
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patent: 5898828 (1999-04-01), Pignolet et al.
patent: 6049550 (2000-04-01), Baydar et al.
Buabbud George H.
Trick Ulrich
Volk Thomas
Wawro Debra D.
Zuhdi Muneer
Advanced Fibre Access Corporation
Ho Duc
Jones Day
Nguyen Phuongchau Ba
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