Goto Section: 73.401 | 73.403 | Table of Contents
FCC 73.402
Revised as of October 2, 2015
Goto Year:2014 |
2016
§ 73.402 Definitions.
(a) DAB. Digital audio broadcast stations are those radio stations licensed
by the Commission and use the In-band On-channel (“IBOC”) system for
broadcasting purposes.
(b) In Band On Channel DAB System. A technical system in which a station's
digital signal is broadcast in the same spectrum and on the same channel as
its analog signal.
(c) Hybrid DAB System. A system which transmits both the digital and analog
signals within the spectral emission mask of a single AM or FM channel.
(d) Extended hybrid operation. An enhanced mode of FM IBOC DAB operation
which includes additional DAB subcarriers transmitted between the analog FM
signal and the inner edges of the primary DAB sidebands.
(e) Primary AM DAB Sidebands. The two groups of hybrid AM IBOC DAB
subcarriers which are transmitted 10 to 15 kHz above carrier frequency (the
upper primary DAB sideband), and 10 to 15 kHz below carrier frequency (the
lower primary DAB sideband).
(f) Multicasting. Subdividing the digital bitstream into multiple channels
for additional audio programming uses.
(g) Datacasting. Subdividing the digital bitstream into multiple channels
for additional data or information services uses.
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Goto Section: 73.401 | 73.403
Goto Year: 2014 |
2016
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