I need you to write about Blind Spot Detection for Lane Changes in intelligent cars by using ultrasonic sensing - how the car defined the blind spot. ( include some figure ). - talk about the safety approach. - when can be use and why. the min word 1000. (( please please no need for introduction or conclusion)) using this two references, 1- Pérez, J., Gonzalez, D., & Milanés, V. (2015). Vehicle control in adas applications: State of the art. Intelligent Transport Systems: Technologies and Applications , 206. 2- Liu, J., Han, J., Lv, H., & Li, B. (2015). An ultrasonic sensor system based on a two-dimensional state method for highway vehicle violation detection applications. Sensors , 15 (4), 9000-9021. ...