Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Takayuki Morishita"'
Publikováno v:
2021 IEEE Asia-Pacific Microwave Conference (APMC).
Publikováno v:
2020 IEEE Asia-Pacific Microwave Conference (APMC).
A low phase noise inductive coupled voltage-controlled oscillator has been investigated and demonstrated in this paper. It is found in this work that to improve the phase noise of the inductive coupled VCO, high coupling coefficient and low parasitic
Publikováno v:
2020 IEEE Asia-Pacific Microwave Conference (APMC).
This paper presents 1.713.5 GHz dual-band concurrent LNA with small gain deviation and low NF. Proposed LNA incorporates mutual induction matching circuit and notch filter matching circuit on input and output side to improve gain deviation. Also, a p
Publikováno v:
2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT).
The phase noise characteristics of the 24-GHz 3D-striped inductor VCO with gradually changed metal width of inductor has been investigated. In the high frequency region such as beyond 20-GHz, the striped inductor VCO ensure to obtain lower phase nois
Publikováno v:
2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT).
This paper presents 1.66/3.26 GHz dual-band concurrent LNA with low NF. Proposed LNA incorporates notch filter matching circuit and mutual induction matching circuit on input and output side to improve NF. The measured $S_{11},S_{22},S_{21}$ and NF w
Publikováno v:
2019 IEEE Asia-Pacific Microwave Conference (APMC).
Feasibility of a digital controlled oscillator (DCO) using a switched striped inductor has been examined. The existing DCO performs frequency control by a combination of a switched capacitor and a varactor, it is not fully digital controlled oscillat
Publikováno v:
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. :441-446
Publikováno v:
IEICE Electronics Express. 18:20210046-20210046
Autor:
Kiyotaka Komoku, Nobuyuki Itoh, Takayuki Morishita, Yuka Itano, Hiroki Tsuji, Sadayuki Yoshitomi
Publikováno v:
IEICE Transactions on Electronics. :614-622
Publikováno v:
2017 IEEE Asia Pacific Microwave Conference (APMC).
The utilization of thin-metal inductor in a 24-GHz low-phase-noise voltage-controlled oscillator (VCO) is demonstrated. The low-phase-noise LC-VCO can be realized by using a thick-metal inductor since the phase noise of the VCO strongly depends on th