Pulse or digital communications – Transceivers – Modems
Reexamination Certificate
2006-12-12
2006-12-12
Deppe, Betsy L. (Department: 2611)
Pulse or digital communications
Transceivers
Modems
C375S368000
Reexamination Certificate
active
07149243
ABSTRACT:
An xDSL data transfer system for data transfer includes at least one xDSL user modem connected via a data transfer medium to a corresponding xDSL modem within a central office, in which the xDSL user modem generates a pulse length modulated wake-up signal for switching the corresponding xDSL modem within the central office from a sleep mode to an operation mode.
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G.992.2 Splitterless Asymmetrical Digital Subscriber Line (ADSL) Transceivers -06/99.
Fleischhacker Christian
Porat Boaz
Staber Michael
Weingerger Hubert
Deppe Betsy L.
Infineon - Technologies AG
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