A personal transport vehicle may include a first wheel and a second wheel, a first motor configured to drive the first wheel, and a second motor configured to drive the second wheel. The vehicle may also include at least one platform for supporting a driver, a plurality of pressure sensors to detect
A personal transport vehicle may include a first wheel and a second wheel, a first motor configured to drive the first wheel, and a second motor configured to drive the second wheel. The vehicle may also include at least one platform for supporting a driver, a plurality of pressure sensors to detect pressure applied by the driver on the platform, and a control circuit coupled to the plurality of pressure sensors to determine a pressure differential across the plurality of pressure sensors. The control circuit may generate, based on the pressure differential, control signals for the first motor and the second motor to drive the first wheel and the second wheel to turn the vehicle.
대표청구항▼
1. A personal transport vehicle comprising: a first wheel and a second wheel;a first motor configured to drive the first wheel;a second motor configured to drive the second wheel;at least one platform for supporting a driver;a plurality of pressure sensors configured to detect pressure applied by th
1. A personal transport vehicle comprising: a first wheel and a second wheel;a first motor configured to drive the first wheel;a second motor configured to drive the second wheel;at least one platform for supporting a driver;a plurality of pressure sensors configured to detect pressure applied by the driver on the platform; anda control circuit coupled to the plurality of pressure sensors and configured to determine a pressure differential across the plurality of pressure sensors;wherein the pressure differential compares the pressure detected in a first footpad and in a second footpad, the control circuit generates, based on the pressure differential, control signals for the first motor and the second motor to drive the first wheel and the second wheel to turn the vehicle. 2. The vehicle of claim 1, wherein the plurality of pressure sensors are respectively disposed in the first footpad and the second footpad. 3. The vehicle of claim 1, wherein the plurality of pressure sensors include at least two pressure sensors positioned under the first footpad and at least two pressure sensors under the second footpad, and the pressure differential compares the difference between the pressure detected by the two pressure sensors positioned under the first footpad and the difference between the pressure detected by the two pressure sensors positioned under the second footpad. 4. The vehicle of claim 1, wherein the control circuit includes a PID controller. 5. The vehicle of claim 1, wherein the control signals for the first motor are different from the control signals for the second motor. 6. The vehicle of claim 1, wherein the control signals are pulse-width modulated (PWM) currents. 7. The vehicle of claim 1, wherein the control circuit further generates control signals to stop the vehicle. 8. A personal transport vehicle comprising: a first wheel and a second wheel;a first motor configured to drive the first wheel;a second motor configured to drive the second wheel;at least one platform for supporting a driver;a balance sensor to detect the tilt of the platform;a plurality of pressure sensors configured to detect pressure applied by the driver on the platform; anda control circuit coupled to the balance sensor and to the plurality of pressure sensors and configured to determine a platform tilt and a pressure differential across the plurality of pressure sensors;wherein the pressure differential compares the pressure detected in a first footpad and in a second footpad, the control circuit generates, based on the platform tilt and the pressure differential, control signals for the first motor and the second motor to drive the first wheel and the second wheel to turn the vehicle. 9. The vehicle of claim 8, wherein the plurality of pressure sensors are respectively disposed in the first footpad and the second footpad. 10. The vehicle of claim 8, wherein the pressure differential compares the pressure detected in the first footpad and in the second footpad. 11. The vehicle of claim 8, wherein the plurality of pressure sensors include at least two pressure sensors positioned under the first footpad and at least two pressure sensors under the second footpad, and the pressure differential compares the difference between the pressure detected by the two pressure sensors positioned under the first footpad and the difference between the pressure detected by the two pressure sensors positioned under the second footpad. 12. The vehicle of claim 8, wherein the control circuit includes a PID controller. 13. The vehicle of claim 8, wherein the control signals for the first motor are different from the control signals for the second motor. 14. The vehicle of claim 8, wherein the control signals are pulse-width modulated (PWM) currents. 15. The vehicle of claim 8, wherein the control circuit further generates control signals to stop the vehicle. 16. The vehicle of claim 8, wherein the balance sensor is one or more of an accelerometer, a gyroscope, or a tilt sensor. 17. A method of controlling a personal transport vehicle comprising: detecting a pressure applied by a driver on a platform of the vehicle using a plurality of pressure sensors;comparing the pressure detected in a first footpad and in a second footpad and determining a pressure differential across the plurality of pressure sensors;generating, based on the pressure differential, control signals for a first motor and a second motor to drive a first wheel and a second wheel to turn the vehicle. 18. The method of claim 17, further comprising detecting a tilt of the platform of the vehicle. 19. The method of claim 18, wherein the control signals are further based on the tilt of the platform of the vehicle. 20. The method of claim 17, wherein the control signals generated for the first motor are different from the control signals generated for the second motor. 21. The method of claim 17, wherein the control signals are pulse-width modulated (PWM) currents.
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