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. Author manuscript; available in PMC: 2018 Jan 4.
Published in final edited form as: IEEE Trans Biomed Circuits Syst. 2016 Jan 18;10(3):768–778. doi: 10.1109/TBCAS.2015.2495341

Fig. 8.

Fig. 8

Optical die images and floor plans. The abbreviations FEB, CGB, VA, ACM, CCO, and VGOTA refer to the frequency encoding block, clock generation block, voltage averaging, asymmetric current mirror, current controlled oscillator, and the variable-gain OTA blocks.