1. Jiang, X.: Design of metal object detection locator based on MSP430F149. Autom. Instrum. 8, 71–74 (2018)
2. Yang, W., Guo, Y., Wang, X., Qu, K.: Design of metal detection system based on Ti cup electronic competition. Foreign Electron. Measur. Technol. 34(2), 54–57 (2015)
3. Hu, H., Tang, H.: Design of a metal object detection and positioning system device. Electron. Technol. Appl. 42(3), 54–60 (2016)
4. Yan, P.: Design of visual inspection system for food sorting based on network environment. Food Mach. 32(10), 108–110 (2016)
5. Guo, P., Xu, P., Dong, X., Xu, J., Liu, Y.: Development of a handheld terminal system for detection of bacon based on embedded system. Food Mach. 32(8), 38–41 (2016)