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Title: An ultra-wideband CMOS PA with dummy filling for reliability

Journal Article · · Solid-State Electronics
 [1];  [1];  [2];  [1];  [1];  [1]
  1. University of California, Davis, CA (United States)
  2. Fudan University, Shanghai (China)

A V-band power amplifier in a bulk 65 nm CMOS technology with a peak gain 14.5 dB and 3-dB bandwidth of 28.8 GHz (50.8–79.6 GHz) is presented. The techniques to boost bandwidth and power efficiency are presented. In addition, the design of dummy filling to satisfy manufacturing density requirements while having negligible effects on performances is discussed in details. The PA features a three stage transformer coupled differential architecture with integrated input and output baluns on-chip. The PA achieves a measured saturated output power of 15.1 dBm and output 1 dB compression power of 12.9 dBm at 65 GHz. The peak power-added efficiency is 18.9%. The entire PA occupies area of 0.31 mm2, while consuming 150 mW from a 1.25 V supply.

Research Organization:
Univ. of California, Davis, CA (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
Grant/Contract Number:
FG02-99ER54531
OSTI ID:
1534344
Alternate ID(s):
OSTI ID: 1397393
Journal Information:
Solid-State Electronics, Vol. 129, Issue C; ISSN 0038-1101
Publisher:
ElsevierCopyright Statement
Country of Publication:
United States
Language:
English

References (10)

A 58–65 GHz Neutralized CMOS Power Amplifier With PAE Above 10% at 1-V Supply journal March 2010
Millimeter-Wave Self-Healing Power Amplifier With Adaptive Amplitude and Phase Linearization in 65-nm CMOS journal May 2012
A CMOS Broadband Power Amplifier With a Transformer-Based High-Order Output Matching Network journal December 2010
A 17–35 GHz Broadband, High Efficiency PHEMT Power Amplifier Using Synthesized Transformer Matching Technique journal January 2012
A CMOS class-A 65nm power amplifier for 60 GHz applications conference January 2010
A dual-mode highly efficient 60 GHz power amplifier in 65 nm CMOS conference June 2014
A Compact Single Stage V-Band CMOS Injection-Locked Power Amplifier With 17.3% Efficiency journal March 2014
A wideband 65nm CMOS transformer-coupled power amplifier for WiGig applications conference October 2014
A 55–67GHz power amplifier with 13.6% PAE in 65 nm standard CMOS conference June 2011
The physical and electrical effects of metal-fill patterning practices for oxide chemical-mechanical polishing processes journal March 1998

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