Results 261 to 270 of about 5,206,901 (306)

FMCW laser ranging method based on a frequency multiplier.

Applied Optics, 2021
A reference interferometer is often introduced into the frequency-modulated continuous wave (FMCW) ranging system to deal with nonlinear laser modulation.
Shuo Jiang, Bo Liu, Huachuang Wang
semanticscholar   +1 more source

A 16-Times Frequency Multiplier for 5G Synthesizer

IEEE transactions on microwave theory and techniques, 2021
This article presents 16-times frequency multiplier composing of two four-times frequency multipliers (quadrupler) in cascade connection. The proposed topology is new structure of tuned-frequency multiplier (TFM) for better harmonic rejection ratio (HRR)
Kyu-hyun Nam, N. Hong, Jun-Seok Park
semanticscholar   +1 more source

220–360-GHz Broadband Frequency Multiplier Chains (x8) in 130-nm BiCMOS Technology

IEEE transactions on microwave theory and techniques, 2020
This article presents two broadband frequency multiplier chains (FMCs) fabricated with a standard 130-nm SiGe BiCMOS process. In both solutions, a broadband push-push frequency doubler (x2) operating at 220–360 GHz was employed.
Abdul Ali, J. Yun, M. Kucharski, H. Ng, D. Kissinger, P. Colantonio   +5 more
semanticscholar   +1 more source

A Multichannel Programmable High Order Frequency Multiplier for Channel Bonding and Full Duplex Transceivers at 60 GHz Band

Radio Frequency Integrated Circuits Symposium, 2020
This paper describes a high order programmable frequency multiplier in the 60 GHz band. The circuit implements four chains that can address simultaneously four different frequencies of the IEEE 802.11ay standard and aims to channel bonding, full duplex ...
A. Siligaris, J. González-Jiménez, C. Jany, B. Blampey, A. Boulmirat, A. Hamani, C. Dehos   +6 more
semanticscholar   +1 more source

Frequency Multiplier-Based Millimeter-Wave Vector Signal Transmitter Using Digital Predistortion With Constrained Feedback Bandwidth

IEEE transactions on microwave theory and techniques, 2020
We have demonstrated a frequency multiplier-based multiplying transmitter (MT) architecture, which shows the transmission of wideband modulated signals from the lower frequency band to the millimeter-wave (mm-wave) through the frequency multiplier ...
Tao Cao, Youjiang Liu, Jun Jiang, Qi Zhang, Changxing Lin, Dalong Yang, Guifu Zhang, Chun Yang, Jie Zhou   +8 more
semanticscholar   +1 more source

A Compact D-Band Multiply-by-9 Frequency Multiplier with Inductor-Less Active Balun in 16nm p-FinFET Technology

Radio Frequency Integrated Circuits Symposium
This work presents a compact D-band multiply-by-9 frequency multiplier in TSMC 16nm technology, featuring the RF p-FinFET devices. The design includes elements such as an inductor-less active balun at the input stage, two frequency tripler cells, an ...
Runzhou Chen, Hao-Yu Chien, Mau-Chung Frank Chang   +2 more
semanticscholar   +1 more source

Frequency Multiplier-by-4 (Quadrupler) with 52 dB Spurious-Free Dynamic Range for 152 GHz to 220 GHz (G-Band) in 130 nm SiGe

Radio Frequency Integrated Circuits Symposium, 2020
This work presents a frequency multiplier-by-4, which uses extensive passive filtering to improve the rejection of the undesired harmonics and increase the spurious-free dynamic range (SFDR).
Paul Stärke, V. Riess, C. Carta, F. Ellinger   +3 more
semanticscholar   +1 more source

A 22.4-to-40.6-GHz Multi-Ratio Injection-Locked Frequency Multiplier with 57.7-dBc Harmonic Rejection

Radio Frequency Integrated Circuits Symposium, 2020
This paper presents a multi-ratio injection-locked frequency multiplier (MR-ILFM) targeting millimeter-wave (mm-wave) multiband 5G communications. With only low-frequency narrow-bandwidth input signals required, difficulties in generating low-phase-noise
Jingzhi Zhang, Yu Peng, Huihua Liu, Chenxi Zhao, Yunqiu Wu, K. Kang   +5 more
semanticscholar   +1 more source

A 280-325 GHz Frequency Multiplier Chain With 2.5 dBm Peak Output Power

IEEE Custom Integrated Circuits Conference, 2019
This paper presents a single-chip 300 GHz amplifier multiplier chain in a 130 nm SiGe BiCMOS process. It consists of two balanced output doublers and an integrated high-gain high output power amplifier to drive the 300 GHz frequency doubler.
Peigen Zhou, Jixin Chen, P. Yan, Zhe Chen, Debin Hou, W. Hong   +5 more
semanticscholar   +1 more source

Analysis and Compensation of Nonidealities in Frequency Multiplier-Based High-Frequency Vector Signal Generators

IEEE transactions on microwave theory and techniques, 2019
This paper expounds on the application of frequency multipliers for the frequency upconversion of amplitude- and vector-modulated signals to high frequencies.
A. Chung, A. Darwish, E. Viveiros, H. A. Hung, P. Mitran, S. Boumaiza   +5 more
semanticscholar   +1 more source