A Design Of Cross-Shpaed CMOS Hall Plate And Offset, 1/f Noise Cancelation Technique Based Hall Sensor Signal Process System

Author(s):  
Yong-Ki Hur ◽  
Won-Jae Jung ◽  
Ji-Hun Lee ◽  
Kyu-Hyun Nam ◽  
Dong-Gyun Yoo ◽  
...  
2012 ◽  
Author(s):  
Su Lei ◽  
Qiang min He ◽  
Shuang jiang Yu

2013 ◽  
Vol 655-657 ◽  
pp. 710-713
Author(s):  
Chun Rong Jia ◽  
Zhigang Di ◽  
Jing Xuan Zhang

Gas monitoring has been the most important project in coal mining, and the main basis of gas is CH4. As a result, it is fatal to develop a safe and highly sensitive CH4 sensing system to detect CH4 concentration real-time. Moreover, signal process system is important for this sensing system. The novel signal process system was proposed in this paper, and phase lock amplifying and signal sampling processing technology was utilized to monitor CH4 concentration steadily and reliably. The experiment results indicated that the steady is 0.4%, and relative error is less than 0.02%. So this signal process system is feasible and effective, and can meet the requirement of technology


2012 ◽  
Vol 17 (1) ◽  
pp. 80-85 ◽  
Author(s):  
Chung-Wen Hung ◽  
Jhih-Han Chen ◽  
Ke-Cheng Huang

Elektron ◽  
2017 ◽  
Vol 1 (1) ◽  
pp. 1-7
Author(s):  
Nicolás Ronis ◽  
Mariano García Inza
Keyword(s):  

Un sensor Hall integrado fue diseñado y fabricado en un proceso CMOS ONC5N/F de 0.5μm provisto por MOSIS. Dentro del mismo, cuatro placas Hall con distintas geometrías fueron integradas con el objetivo de analizar su sensibilidad y resistencia desde -40°C hasta 165°C. Dentro del mismo chip también se integraron y diseñaron un amplificador y un sistema de rotación de corriente para remover su offset. Los resultados muestran una mayor sensibilidad en la placa Hall con forma de cruz y un comportamiento lineal del sensor dentro de su rango de operación.


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