A new method of data processing of division-of-amplitude polarization navigation angle sensor

Author(s):  
Yansheng Dai ◽  
Leilei Li ◽  
Jiabin Chen ◽  
Xusheng Zhang ◽  
Zhongyu Zhang
2021 ◽  
Vol 23 (06) ◽  
pp. 784-793
Author(s):  
Kiran Guruprasad Shetty P S ◽  
◽  
Dr. Ravish Aradhya H V ◽  

Power estimation is a very prominent aspect in micro controllers which aims to to be more efficient in terms of power. A new method of estimation of power based on the execution of instruction in AURIX, which is an automotive micro- controller is proposed. The main aim of this method is to estimate the power in perspective of program(software) or instruction level which is constantly processed in microprocessor which is more accurate when compared with the previous methodologies. The estimation is done based on some set of instructions which is used in AURIX for Data transfer/storing in to memories, Data processing and Data Execution for various application. Most of the previous methodologies are all not accurate due to the abstraction levels.


2020 ◽  
Vol 39 (3) ◽  
pp. 212-213
Author(s):  
Jyoti Behura

Welcome to a new collection of Geophysics Bright Spots. I remember reading the first Bright Spots column as a student at Colorado School of Mines. Steve Hill, who conceived the wonderful idea of initiating this column, was my instructor there for a course on seismic data processing. He is a brilliant teacher — always challenging his students to think outside the box and ever open to discussions and debates. Through this column, he exposed readers to cutting-edge research in the field of geophysics while providing a new and important platform for authors to reach industry practitioners. Below is a list of research the editors found interesting in the latest issue of Geophysics. If any of them pique your interest, please read the full Geophysics article. Maybe a light bulb will go off in your head for a new method or algorithm.


2011 ◽  
Vol 120 ◽  
pp. 89-93
Author(s):  
Qun Zhang Tu ◽  
Jian Xun Zhao ◽  
Da Zhen Su ◽  
Jun Yan

The processing flow of data clouds is analyzed concretely. Based on software Geomagic Studio and Imageware, a new method of data processing for point clouds is put forward, and the scheme of data processing is designed. Taking a mechanism part for example, the practical application is performed, and proves the feasibility and practicality of the method.


2001 ◽  
Vol 67 (3) ◽  
pp. 493-497
Author(s):  
Satoshi KIYONO ◽  
Wei GAO ◽  
Masaya KANAI ◽  
Tadashi HOSHINO ◽  
Yuki SHIMIZU

2020 ◽  
Vol 14 (1) ◽  
pp. 52-58
Author(s):  
Tatsuya Kume ◽  
Masanori Satoh ◽  
Tsuyoshi Suwada ◽  
Kazuro Furukawa ◽  
Eiki Okuyama ◽  
...  

An angle sensor can be used to evaluate profiles without any shape references. We regard it suitable for evaluating a large profile and consider a gyro as an angle sensor for evaluating a profile larger than 100 m with an accuracy of better than 1 mm. A gyro can evaluate profiles without restrictions in span or direction; however, angles detected by a gyro typically fluctuate unacceptably for our purpose. We demonstrate that periodical reversal measurement by flipping a gyro is effective in reducing the effect of the fluctuation. Then, we rotate the gyro for continuously realizing the reversal, where the angles of the gyro’s rotating axis against the earth’s rotating axis can be derived without being affected by the fluctuation, and can be used as an angle sensor. Here, we consider a new method using gyro signals rotating around four orthogonally aligned axes. This can improve the accuracy of the derived angles by eliminating the effects of the gyro’s scale factor as well as the fluctuations.


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