https://devzone.nordicsemi.com/f/nordic-q-a/101590/about-antenna-sampling-and-antenna-usageHello,i use the antenna parttern of antenna 11,12,1,2,the reference antenna is 11,12,1,2are switch-samping antenna.if i get the IQ samples from aoa demo.iNow there are 38,we denote I and Q are I1,I2,...,I38 and Q1,Q2,....,Q38.so the I1-I8 are the antennaen-USTelligent Community 13Wed, 02 Aug 2023 14:47:31 GMThttps://devzone.nordicsemi.com/thread/439540?ContentTypeID=1Wed, 02 Aug 2023 14:47:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:176daab1-6ca7-4bfd-97ee-4ea31dd9e1cfswz_nordic<p>ok,thanks!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/439513?ContentTypeID=1Wed, 02 Aug 2023 13:10:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:13492ccb-dc94-499f-90ee-288f487f5e54SwRa<p>Hello,</p> [quote user="swz_nordic5340"]reference antenna&nbsp; is used in reference period,but in switching-sampling period the&nbsp; switch antenna are used[/quote] <p>Yes,&nbsp;I believe this is right.. You could go through the white paper for direction finding here:&nbsp;<a href="https://infocenter.nordicsemi.com/topic/nwp_036/WP/nwp_036/intro.html?cp=18_3">https://infocenter.nordicsemi.com/topic/nwp_036/WP/nwp_036/intro.html?cp=18_3</a></p> <p>Regards,</p> <p>Swathy</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/437924?ContentTypeID=1Mon, 24 Jul 2023 15:03:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fb7dc4f4-7629-49fa-8f90-f93d01541931swz_nordic<p>what i mans is that the reference antenna&nbsp; is used in reference period,but in switching-sampling period the&nbsp; switch antenna are used.Is it right?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/434980?ContentTypeID=1Thu, 06 Jul 2023 12:42:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6180225a-d216-416b-b0e6-5b4120b0e251SwRa<p>Hello,</p> <p>I am sorry, but I didn&#39;t quite understand what you&#39;re asking for.. Could you make it a bit more clear.?</p> <p>Regards,</p> <p>Swathy</p><div style="clear:both;"></div>