Changes between Version 7 and Version 8 of Tutorials/Wireless/mmwave Paam Basics

Timestamp:

Apr 11, 2021, 9:01:12 PM (4 years ago)

Author:

tingjunchen

Comment:

—

Tutorials/Wireless/mmwave Paam Basics

@@ -106 +106 @@
 }}}
 
-* [Terminal 1] In gnuradio-companion, start gnuradio-companion, configure the USRP sink (TX) with sdr1-s1-lg1 ("mgmt_addr=10.116.2.1,addr=10.117.2.1") and the USRP source (RX) with sdr1-md1 ("mgmt_addr=10.116.3.1,addr=10.117.3.1"). Set the carrier frequency to 3GHz (3e9) and the subdev to be "B:0" (RF2) on both TX and RX.
+* [Terminal 1] In gnuradio-companion, start gnuradio-companion, configure the USRP sink (TX) with sdr1-s1-lg1 ("mgmt_addr=10.116.2.1,addr=10.117.2.1") and the USRP source (RX) with sdr1-md1 ("mgmt_addr=10.116.3.1,addr=10.117.3.1"). Set the carrier frequency to 3GHz (3e9) and the subdev to be "B:0" (RF2) on both TX and RX. In this example flowgraph, the sampling rate and the tone frequency are set to be 2.5MHz (2.5e6) and 1MHz (1e6), respectively.
 || [[Image(mmwavePaamBasicsFlowgraph.png, 600px)]] ||
 
@@ -206 +206 @@
 }}}
 
+==== Observe the results ====
+The plot below shows the frequency response of the received tone at 1MHz offset
+
+|| [[Image(mmwavePaamBasicsFreq_n_4.png, 600px)]] ||
+
+
+|| [[Image(mmwavePaamBasicsFreq_n_8.png, 600px)]] ||