Results 31 to 40 of about 19,384 (158)

Millimeter-Wave Phased Arrays in Silicon [PDF]

, 2007
Integration of mm-wave multiple-antenna systems on silicon-based processes enables complex, low-cost systems for high-frequency communication and sensing applications.
Natarajan, Arun Sridhar
core   +1 more source

Design of a Millimeter-Wave Radar Remote Monitoring System for the Elderly Living Alone Using WIFI Communication

Sensors, 2021
In response to the current demand for the remote monitoring of older people living alone, a non-contact human vital signs monitoring system based on millimeter wave radar has gradually become the object of research. This paper mainly carried out research
Kai Guo, Chang Liu, Shasha Zhao, Jingxin Lu, Senhao Zhang, Hongbo Yang   +5 more
doaj   +1 more source

Use of a portable topographic mapping millimetre wave radar at an active lava flow. [PDF]

, 2006
A ground-based millimetre wave radar, AVTIS (All-weather Volcano Topography Imaging Sensor), has been developed for topographic monitoring. The instrument is portable and capable of measurements over ranges up to ∼7 km through cloud and at night.
James, M R, Macfarlane, D. G., Pinkerton, H., Robertson, D. A., Macfarlane, D G, Robertson, D A, Wadge, G., Wadge, G, Pinkerton, H, James, M. R.   +9 more
core   +1 more source

Mutual Interference Mitigation of Millimeter-Wave Radar Based on Variational Mode Decomposition and Signal Reconstruction

, 2023
As an important remote sensing technology, millimeter-wave radar is used for environmental sensing in many fields due to its advantages of all-day, all-weather operation.
Bo Feng, Yanbing Li, Weichuan Zhang, Feng, Bo, Zhang, Weichuan, Li, Yanbing   +5 more
core   +1 more source

A Novel Method for Improving Point Cloud Accuracy in Automotive Radar Object Recognition

IEEE Access, 2023
High-quality environmental perceptions are crucial for self-driving cars. Integrating multiple sensors is the predominant research direction for enhancing the accuracy and resilience of autonomous driving systems.
Guowei Lu, Zhenhua He, Shengkai Zhang, Yanqing Huang, Yi Zhong, Zhuo Li, Yi Han   +6 more
doaj   +1 more source

Multistatic human micro-Doppler classification of armed/unarmed personnel [PDF]

, 2015
Classification of different human activities using multistatic micro-Doppler data and features is considered in this paper, focusing on the distinction between unarmed and potentially armed personnel.
Griffiths, Hugh, Fioranelli, Francesco, Griffiths, H, Ritchie, Matthew, Francesco Fioranelli, Fioranelli, F, Ritchie, M, Hugh Griffiths, Matthew Ritchie   +8 more
core   +1 more source

Investigation of the Feasibility of Extracting the Characteristics of Sealed Boxes Using an Automotive FMCW Radar

Applied Sciences, 2022
This paper investigates the feasibility of extracting the characteristics of sealed paper boxes based on range profiles using a millimeter-wave automotive FMCW radar.
Lovedeep Singh, Sungjin You, Byung Jang Jeong, Youngwook Kim   +3 more
doaj   +1 more source

Dynamic Gesture Recognition Based on FMCW Millimeter Wave Radar: Review of Methodologies and Results

, 2023
As a convenient and natural way of human-computer interaction, gesture recognition technology has broad research and application prospects in many fields, such as intelligent perception and virtual reality.
Gaopeng Tang, Congsheng Li, Tongning Wu
core   +1 more source

Design of high-performance millimeter wave and sub-millimeter wave quasi-optical isolators and circulators

, 2007
Faraday rotators using permanently magnetized ferrite materials are used to make quasi-optical isolators and circulators at millimeter wave and sub-millimeter wave frequencies that have far higher performance than their waveguide equivalents.
Goy, P, Graham M. Smith, Robertson, Duncan Alexander, Philippe Goy, Duncan A. Robertson, Hunter, Robert Iain, Smith, Graham Murray, Robert I. Hunter   +7 more
core   +1 more source

Estimation of Urine Flow Velocity Using Millimeter-Wave FMCW Radar

, 2022
This study investigated the feasibility of remotely estimating the urinary flow velocity of a human subject with high accuracy using millimeter-wave radar.
Kong, Hyounjoong, Youngwook Kim, Qi, Yingnan, Yingnan Qi, Hyounjoong Kong, Kim, Youngwook   +5 more
core   +1 more source