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As of April 1, 2017, CTIA MIMO OTA Test Plan for MIMO Downlink Version 1.1 has became mandatory for Certification Testing

CTIA OTA test plan for LTE 2x2 Downlink MIMO Over-the-Air Performance Revision 1.1 was released on Aug., 2016 which defined the mandatory date is on April 1st, 2017. As for PTCRB certification, its requirement is not dependant on the NAPRD03 version, but complies with the submission date of PTCRB certification request. 

The test is called as “MIMO Average Radiated SIR Sensitivity (MARSS)”, which is required for the bands listed as following:
LTE FDD 2 / 4 / 5 / 7 / 12 / 13 / 14 / 17 / 25 / 26 / 30, and TDD 41

And this test constraints all devices’ dimension less than 30 cm or antenna spacing in the EUT equal or less than 1 wavelength.

Ensuring the entire design complete testing verification process to meet the design requirements of the terminal requires complete compliance verification to ensure that the terminal design meets the system requirements, Bureau Veritas has been certified by CTIA and capable of performing MARSS testing projects to help clients better understand the market trends and demands, furthermore to support client's products are able to meet end-users' expectations, and to achieve the desired user experience.

More information please refers to the following link.

Bureau Veritas CPS E&E can facilitate our clients to align with above updates.
Please do not hesitate to contact us, if you have any inquiry.  

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