Sensor Review: Volume 36 Issue 3

Non-silicon MEMS – the hard and soft alternatives

Robert Bogue

This paper aims to provide details of MEMS (micro-electromechanical system) sensors produced from materials other than silicon.

Advances on CMOS image sensors

Luiz Carlos Paiva Gouveia, Bhaskar Choubey

The purpose of this paper is to offer an introduction to the technological advances of the complementary metal–oxide–semiconductor (CMOS) image sensors along the past decades. The…

A double-end-beam based infrared device fabricated using CMOS-MEMS process

Cheng Lei, Haiyang Mao, Yudong Yang, Wen Ou, Chenyang Xue, Zong Yao, Anjie Ming, Weibing Wang, Ling Wang, Jiandong Hu, Jijun Xiong

Thermopile infrared (IR) detectors are one of the most important IR devices. Considering that the surface area of conventional four-end-beam (FEB)-based thermopile devices cannot…

Performance analysis of BDS/GPS kinematic vehicle positioning in various observation conditions

Xin Li, Jiming Guo, Lv Zhou

Global positioning system (GPS) kinematic positioning suffers from performance degradation in constrained environments such as urban canyons, which then restricts the application…

A prediction model for keyhole geometry and acoustic signatures during variable polarity plasma arc welding based on extreme learning machine

Di Wu, Huabin Chen, Yinshui He, Shuo Song, Tao Lin, Shanben Chen

The purpose of this paper is to investigate the relationship between the keyhole geometry and acoustic signatures from the backside of a workpiece. It lays a solid foundation for…

Study on high precision magnetic encoder based on PMSM sensorless control

Lei Wang, Yongde Zhang, Shuanghui Hao, Baoyu Song, Minghui Hao, Zili Tang

To eliminate the angle deviation of magnetic encoder, this paper aims to propose a compensation method based on permanent magnet synchronous motor (PMSM) sensorless control. The…

Eye centre localisation: an unsupervised modular approach

Wenhao Zhang, Melvyn Lionel Smith, Lyndon Neal Smith, Abdul Rehman Farooq

This paper aims to introduce an unsupervised modular approach for eye centre localisation in images and videos following a coarse-to-fine, global-to-regional scheme. The design of…

Process tomography of gas-liquid flow in a vessel: a review

Chiew Loon Goh, Ruzairi Abdul Rahim, Mohd Hafiz Fazalul Rahiman

The purpose of this paper is to conduct a review of types of tomographic systems that have been widely researched within the past 10 years. Decades of research on non-invasively…

The latest trend in nano-bio sensor signal analysis

Yijun Teh, Asral Bahari Jambek, Uda Hashim

This paper aims to discuss a nanoscale biosensor and its signal analysis algorithms.

A noise-robust method for passive wireless resonant SAW sensor

Boquan Liu, Yicheng Zeng, Pinghua Tang

This paper aims to propose a noise-robust method to estimate the frequency of the reflective echo to reduce the negative effects of noise and improve the accuracy and resolution…

Novel printed body worn sensor for measuring the human movement orientation

Mohammad Iman Mokhlespour Esfahani, Somaye Taghinezhad, Vahid Mottaghitalab, Roya Narimani, Mohammad Parnianpour

The purpose of this study is the measuring of the human movement using printed wearable sensor. Human movement measurement is one of the usages for wearable sensors. This…