Guoqiang ZHANG


A Differential on Chip Oscillator with 1.47-μs Startup Time and 3.3-ppm/°C Temperature Coefficient of Frequency
Guoqiang ZHANG Lingjin CAO Kosuke YAYAMA Akio KATSUSHIMA Takahiro MIKI 
Publication:   
Publication Date: 2021/02/01
Vol. E104-A  No. 2  pp. 499-505
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
frequency variationdifferential on-chip oscillatorfast startup2nd-order temperature compensation
 Summary | Full Text:PDF(2.9MB)

A 1.9GHz Low-Phase-Noise Complementary Cross-Coupled FBAR-VCO without Additional Voltage Headroom in 0.18µm CMOS Technology
Guoqiang ZHANG Awinash ANAND Kousuke HIKICHI Shuji TANAKA Masayoshi ESASHI Ken-ya HASHIMOTO Shinji TANIGUCHI Ramesh K. POKHAREL 
Publication:   
Publication Date: 2017/04/01
Vol. E100-C  No. 4  pp. 363-369
Type of Manuscript:  Special Section PAPER (Special Section on Solid-State Circuit Design — Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
complementary cross-coupled VCODC latchFBAR-VCOparasitic oscillationphase noise
 Summary | Full Text:PDF(1.6MB)