Results 21 to 30 of about 14,830 (306)

A Frequency Multiplication Method Based on Extracting Harmonic From Narrow Pulse

open access: yesIEEE Access, 2019
Frequency multiplier is a nonlinear circuit that can realize frequency multiplication of input signal with wide application in communication, navigation, radar, and other fields.
Mei Zhou   +4 more
doaj   +1 more source

Synchronization of pulsed and continuous-wave IMPATT oscillators in the millimeter wavelength range. Part 1. Generator designs and a generalized model of their external signal synchronization

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2021
Advances in the development of ultrahigh-frequency semiconductor electronics open wide opportunities for developing optimal schemes and designs of microwave power sources in the millimeter wavelength range providing high stability of the frequency and ...
Mykola Karushkin
doaj   +1 more source

A Monolithic Dual-Band 77/94 GHz Transceiver Front-End With Shared Frequency Multiplier

open access: yesIEEE Access, 2019
This paper presents a monolithic dual-band 77/94 GHz transceiver front-end with shared frequency multiplier. The transceiver front-end consists of two transmitters and receivers, operating at 77 GHz and 94 GHz respectively to support dual-band operation.
Liang Chen, Lei Zhang, Yan Wang
doaj   +1 more source

A submillimeter frequency multiplier. Part 1. Conditions of simultaneous two-mode excitation in the slow-wave structure of the o-type oscillator [PDF]

open access: yesРадиофизика и электроника, 2020
Subject and Purpose. A special need for oscillators amenable to operation in the short-wave end of the submillimeter wave band sends us in search for new ways of their development.
M.V. Mil’cho, K. Ilyenko
doaj   +1 more source

Recent Advances in Superlattice Frequency Multipliers [PDF]

open access: yes, 2021
Semiconductor superlattice multipliers have emerged as a nonlinear medium capable to generate radiation in a wide frequency range. This property facilitates the potential of sources suitable for sensing and spectroscopy applications. In this study, we further investigate the consequences on harmonic generation in a superlattice multiplier after ...
Shevchenko, Yuliia   +2 more
openaire   +2 more sources

Dual-field modular multiplier using Kogge-Stone adder

open access: yesDianzi Jishu Yingyong, 2019
As the key operation, modular multiplication is the highest frequency of use in elliptic curve cryptography algorithm. Improving its operation speed is great significant to improve the performance of elliptic curve cryptography processor.
Yang Danyang   +4 more
doaj   +1 more source

Performance Evaluation of Scalar Multiplication in Elliptic Curve Cryptography Implementation using Different Multipliers Over Binary Field GF (2233)

open access: yesJournal of Engineering, 2020
This paper presents a point multiplication processor over the binary field GF (2233) with internal registers integrated within the point-addition architecture to enhance the Performance Index (PI) of scalar multiplication. The proposed design uses one of
Alaa Mohammed Abdul-Hadi   +2 more
doaj   +1 more source

A High-Precision Frequency Adjustment Circuit for Miniaturized Rubidium Atomic Clocks

open access: yesChinese Journal of Magnetic Resonance, 2019
Frequency adjusting precision is an important performance indicator of miniaturized rubidium atomic clock (RAC) in some applications, such as the case in GPS disciplined RAC systems.
YU Zhi-hui   +4 more
doaj   +1 more source

Analysis and Design of Power-Efficient H-Band CMOS Frequency Doubler Employing Gain Boosting and Harmonic Enhancing Techniques

open access: yesIEEE Access, 2023
This article presents a power-efficient frequency doubler employing gain boosting and harmonic-enhancing techniques. With a single transistor only, the gain boosting technique can reach the maximum achievable gain ( $G_{\mathrm {max}}$ ) by adding ...
Byeong-Taek Moon   +3 more
doaj   +1 more source

ON THE APPLICATION OF TERAHERTZ RADIATION IN VARIOUS FIELDS OF SCIENCE AND TECHNOLOGY [PDF]

open access: yesRadio Physics and Radio Astronomy
Subject and Purpose. The terahertz (THz) wave range possesses many specific properties that make it attractive for fundamental and applied research in astrophysics, radar, security system development, plasma property investigation, gas spectroscopy ...
M. F. Karushkin, V. P. Rukyn
doaj   +1 more source

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