IWR1443: What is RX IQMM?

Kuerbis

Expert 4145 points

Part Number: IWR1443

Hi Team,

Would you please explain the followings?

1. What is RX IQMM?

2. What kind of calibration is RX IQMM calibration?

3. Is RX IQMM calibration implemented as adjustments based on process/temperature look up tables? Or Other?

Thanks and Best regards,

Kuerbis

over 6 years ago

0 Nitin Sakhuja over 6 years ago

TI__Mastermind 30405 points

Hi Kuerbis,

I am working on getting this information and expect to respond to you in a couple of days. Thanks for the patience.

Regards
-Nitin

0 Nitin Sakhuja over 6 years ago in reply to Nitin Sakhuja

TI__Mastermind 30405 points

Hi Kuerbis,

RX IQMM stands for RX IQ MisMatch. This calibration is used to correct the IQ imbalance (gain and phase) and it is required to meet the IMRR (Image Response Rejection Ratio) performance spec mentioned in the data sheet.

Regards
-Nitin

Sensors

Sensors forum

IWR1443: What is RX IQMM?