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[STDS-802-11-TGBF] basic question regarding fractional scaling factor



Hi Steve,

  My apologies if this question has been asked/answered before.

Why are we trying to “simplify” the CSI quantization method? The 802.11n spec based “real valued scaling” is already available in commercial products, right? If yes, then vendors have already implemented the more complex real valued scaling based CSI reporting. If the implementation is already there and the accuracy is better than any of the proposals currently in tgbf, why simplify it? If we mandate a simpler, but less accurate method in the standard, then it would prevent vendors from implementing more accurate (albeit more complex) method for CSI.

 

thanks and regards

 

-Anirud

 

Anirudha (Anirud)  Sahoo (He/Him)

https://sites.google.com/view/a-sahoo

National Institute of Standards and Technology

Wireless Networks Division

Communications Technology Lab

100 Bureau Drive, Stop 6730

Gaithersburg, MD  20899

Ph: 301-975-4439

 


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