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SUMO
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Formal Language:
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traditionalLogic
KB Term:
Sigma KEE - TDDPhone
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TDD phone
TDDPhone
, which stands for Telecommunications Device for the Deaf, describes a
Telephone
that is designed so that
Deaf
people can use it
Relationships
Parents
telephone
A
Telephone
is a
CommunicationDevice
that enables
LinguisticCommunication
between nodes in a
TelephoneSystem
by converting sound into electrical signals that are then transmitted. When the signals are received, they are converted back into sound.
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Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is
open source software
produced by
Articulate Software
and its partners