Questions tagged [mimo]

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What would be the Maximum ERIP of cellphone in absence of 23dBm 3gpp restrictions? [closed]

Consider a 5g cellphone with 4×4 MIMO antaenna (4 transmitters),wifi antaenna,& Bluetooth antaenna. Considering the 3gpp guidelines, current EIRP is set to maximum of 23dBm, which is maintained by ...
Naja's user avatar
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Converting beam index to angular units

Assume I have a MIMO channel matrix \$H\$ of dimension [\$N_r\$ \$N_t\$ \$N_f\$] where \$N_r\$ are the number of antennas at the receiver, \$N_t\$ the number of antennas at the transmitter, and \$N_f\$...
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Identify this component: BEF1592 2143

This component is placed in the signal path next to a multi-band GSM antenna. It seems to have 3 terminals - 1x GND and 2x in signal path. I suspect it is some sort of bandpass filter, but can't ...
Kripacharys's user avatar
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Dual band Wi-Fi antenna simultaneous 2.4+5GHz transmission

There are APs that have dual band antennas and seem to offer simultaneous 2.4+5 GHz operation. I wonder how this simultaneous dual band operation technically works (2 radios using one antenna.) A ...
Kozuch's user avatar
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PID implementation for MIMO system with strong crosstalk

The setup: Rectangular platform with two sensors providing pitch and roll angles. Four articulated legs at the corners with actuators controlled by the software. Actuator position feedback is also ...
Maple's user avatar
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2T2R with two antennas

Regarding the 2T2R, the device should have two transmitter antennas and two receiver antennas in order to double the data rate. However, as I see different devices, the 2T2R has only two antennas, and ...
John Jin's user avatar
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