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A 22-mW 2.2%-EVM UWB Transmitter Using On-Chip Transformer and LO Leakage Calibration
Yunfeng CHEN Renliang ZHENG Haipeng FU Wei LI Ning LI Junyan REN
IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Online ISSN: 1745-1353
Print ISSN: 0916-8516
Type of Manuscript: BRIEF PAPER
Category: Integrated Electronics
on-chip transformer, LO leakage calibration, RF transmitter, OFDM-UWB, CMOS,
Full Text: PDF(1.5MB)>>
A MB-OFDM UWB transmitter with on-chip transformer and LO leakage calibration for WiMedia bandgroup 1 is presented. The measurements show a gain-flatness of 1 dB, an LOLRR of -53 dBc/-43 dBc (wi/o cali), an EVM of 2.2% with a power consumption of 22 mW and an area of 1.26 mm2.