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VCO design for low-power, high-efficiency transmitter applications

  • Shengxi Diao*
  • , Yunzhen Wang
  • , Chengluan Wang
  • , Fujiang Lin
  • , Chun Huat Heng
  • *此作品的通讯作者
  • University of Science and Technology of China
  • National University of Singapore

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, we examine Voltage Controlled Oscillator (VCO) design techniques to be used in different transmitter applications. These transmitters, with their unique specifications such as fast oscillation start-up, fast locking or proper capacitor bank design, require different VCO design considerations. We first look at a fast on-off LC-VCO used to realize OOK IR-UWB transmitter. It is implemented in 0.18μm CMOS process and achieves 2Mbps at 236μW power consumption. Next, we examine injection locking LC-VCO employed to achieve efficient QPSK/O- QPSKB modulation. Through proper capacitor bank design, an EVM of 6.4% has been demonstrated at data rate of 50Mbps with the low reported energy efficiency of 118pJ/bit. The area consumption is only 0.28mm2 in 0.18μm CMOS process.

源语言英语
主期刊名RFIT 2014 - 2014 IEEE International Symposium on Radio-Frequency Integration Technology
主期刊副标题Silicon Technology Heats Up for THz
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781479955039
DOI
出版状态已出版 - 21 10月 2014
已对外发布
活动2014 IEEE International Symposium on Radio-Frequency Integration Technology, RFIT 2014 - Hefei, 中国
期限: 27 8月 201430 8月 2014

出版系列

姓名RFIT 2014 - 2014 IEEE International Symposium on Radio-Frequency Integration Technology: Silicon Technology Heats Up for THz

会议

会议2014 IEEE International Symposium on Radio-Frequency Integration Technology, RFIT 2014
国家/地区中国
Hefei
时期27/08/1430/08/14

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

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