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Commit a34e2a78 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
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[media] DocBook/dvbproperty.xml: Fix the units for DTV_FREQUENCY 



The units for DTV_FREQUENCY are kHz for satellital delivery systems
(DVB-S/DVB-S2/DVB-TURBO/ISDB-S). Fix it at the API spec.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 3b6a567a

Documentation/DocBook/media/dvb/dvbproperty.xml

+5 −3
Original line number Original line Diff line number Diff line
@@ -163,14 +163,16 @@ get/set up to 64 properties. The actual meaning of each property is described on 
	<section id="DTV-FREQUENCY">

	<section id="DTV-FREQUENCY">

		<title><constant>DTV_FREQUENCY</constant></title>

		<title><constant>DTV_FREQUENCY</constant></title>





		<para>Central frequency of the channel, in HZ.</para>

		<para>Central frequency of the channel.</para>





		<para>Notes:</para>

		<para>Notes:</para>

		<para>1)For ISDB-T, the channels are usually transmitted with an offset of 143kHz.

		<para>1)For satellital delivery systems, it is measured in kHz.

			For the other ones, it is measured in Hz.</para>

		<para>2)For ISDB-T, the channels are usually transmitted with an offset of 143kHz.

			E.g. a valid frequncy could be 474143 kHz. The stepping is bound to the bandwidth of

			E.g. a valid frequncy could be 474143 kHz. The stepping is bound to the bandwidth of

			the channel which is 6MHz.</para>

			the channel which is 6MHz.</para>





		<para>2)As in ISDB-Tsb the channel consists of only one or three segments the

		<para>3)As in ISDB-Tsb the channel consists of only one or three segments the

			frequency step is 429kHz, 3*429 respectively. As for ISDB-T the

			frequency step is 429kHz, 3*429 respectively. As for ISDB-T the

			central frequency of the channel is expected.</para>

			central frequency of the channel is expected.</para>

	</section>

	</section>