There is provided a mobile carrier and an auto following system using the mobile carrier. The mobile carrier is capable of capturing at least an image of a guiding light source and automatically following the guiding light source based on the captured image of the guiding light source. The mobile ca
There is provided a mobile carrier and an auto following system using the mobile carrier. The mobile carrier is capable of capturing at least an image of a guiding light source and automatically following the guiding light source based on the captured image of the guiding light source. The mobile carrier is further disposed with a mobile light source for a remote image sensing device to capture an image of the mobile light source while the mobile carrier cannot capture the image of the guiding light source, so that the mobile carrier can be guided by a control signal provided according to the captured image of the mobile light source.
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1. An adapted mobile carrier configured to track a guiding light source, the adapted mobile carrier having an axis and comprising: a sensing module comprising a first image sensor and a second image sensor, wherein the first image sensor is disposed at a first side of the axis and configured to sens
1. An adapted mobile carrier configured to track a guiding light source, the adapted mobile carrier having an axis and comprising: a sensing module comprising a first image sensor and a second image sensor, wherein the first image sensor is disposed at a first side of the axis and configured to sense the guiding light source and generate at least one first image, the second image sensor is disposed at a second side of the axis and configured to sense the guiding light source and generate at least one second image; anda mobile module comprising a driving unit configured to control at least one of turning of a travel direction, a travel speed and a travel time interval of the mobile module according to imaging positions of the guiding light source in the first image and the second image. 2. The adapted mobile carrier as claimed in claim 1, wherein when the first image contains an imaging of the guiding light source and the second image does not contain an imaging of the guiding light source, the driving unit controls the travel direction of the mobile module to turn to the first side. 3. The adapted mobile carrier as claimed in claim 2, wherein an angle of the turning is determined according to the imaging position of the guiding light source in the first image, and the angle is larger when the imaging position in the first image is farther from the axis. 4. The adapted mobile carrier as claimed in claim 1, wherein when the imaging positions of the guiding light source in the first image and the second image are not symmetric and the imaging position in the first image is farther from the axis than the imaging position in the second image, the driving unit controls the travel direction of the mobile module to turn to the first side. 5. The adapted mobile carrier as claimed in claim 1, wherein when an imaging size of the guiding light source in the first image or the second image is larger than a first threshold, the travel speed of the mobile module is decreased. 6. The adapted mobile carrier as claimed in claim 1, wherein when an imaging size of the guiding light source in the first image or the second image is larger than a second threshold, the mobile module enters a stopping mode. 7. The adapted mobile carrier as claimed in claim 6, wherein when entering the stopping mode, the mobile module stops traveling immediately. 8. The adapted mobile carrier as claimed in claim 6, wherein when entering the stopping mode, the mobile module turns the travel direction by a predetermined angle and stops travelling after traveling for a predetermined distance or a predetermined time interval. 9. The adapted mobile carrier as claimed in claim 1, wherein when both the first image and the second image do not contain an imaging of the guiding light source, the mobile module enters a searching mode. 10. The adapted mobile carrier as claimed in claim 9, wherein when entering the searching mode, the mobile module drives the adapted mobile carrier to rotate clockwise or counterclockwise or drives the sensing module to rotate clockwise or counterclockwise through a rotating member, and the searching mode is ended when the imaging of the guiding light source is captured by the first image or the second image. 11. The adapted mobile carrier as claimed in claim I. wherein the sensing module is configured to identify the imaging positions of the guiding light source according to an imaging shape or an imaging pattern in a captured image or an imaging frequency in successive captured images. 12. An adapted mobile carrier configured to track a guiding light source, the adapted mobile carrier comprising: a sensing module comprising at least one first image sensor and an auxiliary image sensor, wherein the first image sensor comprises a non-wide angle lens and is configured to sense the guiding light source and generate at least one non-wide angle image, and the auxiliary image sensor comprises a wide angle lens and is configured to sense the guiding light source and generate at least one wide angle image; anda mobile module comprising a driving unit configured to control turning of a travel direction of the mobile module according to an imaging position of the guiding light source in the wide angle image, or control the turning of the travel direction, a travel speed and a travel time interval of the mobile module according to an imaging position of the guiding light source in the non-wide angle image. 13. The adapted mobile carrier as claimed in claim 12, wherein when the non-wide angle image does not contain an imaging of the guiding light source, the driving unit controls the turning of the travel direction of the mobile module according to the imaging position of the guiding light source in the wide angle image. 14. The adapted mobile carrier as claimed in claim 12, wherein when an imaging size of the guiding light source in the non-wide angle image is larger than a first threshold, the travel speed of the mobile module is decreased. 15. The adapted mobile carrier as claimed in claim 12, wherein when an imaging size of the guiding light source in the non-wide angle image is larger than a second threshold, the mobile module enters a stopping mode. 16. The adapted mobile carrier as claimed in claim 15, wherein when entering the stopping mode, the mobile module stops traveling immediately. 17. The adapted mobile carrier as claimed in claim 15, wherein when entering the stopping mode, the mobile module turns the travel direction by a predetermined angle and stops travelling after traveling for a predetermined distance or a predetermined time interval. 18. The adapted mobile carrier as claimed in claim 12, wherein when both the non-wide angle image and the wide angle image do not contain an imaging of the guiding light source, the mobile module enters a searching mode. 19. The adapted mobile carrier as claimed in claim 18, wherein when entering the searching mode, the mobile module drives the adapted mobile carrier to rotate clockwise or counterclockwise or drives the sensing module to rotate clockwise or counterclockwise through a rotating member, and the searching mode is ended when the imaging of the guiding light source is captured by the wide angle image or the non-wide angle image. 20. The adapted mobile carrier as claimed in claim 12, wherein the sensing module is configured to identify the image position of the guiding light source according to an imaging shape or an imaging pattern in a captured image or an imaging frequency in successive captured images. 21. An auto following system comprising: a mobile carrier comprising at least one mobile light source and a mobile module, wherein the mobile module receives a guiding signal through a driving unit to control at least one of turning of a travel direction, a travel speed and a travel time interval; anda guiding device comprising a sensing module, wherein the sensing module comprises at least one guiding image sensor configured to sense the mobile light source, generate at least one guiding image and generate the control signal according to an imaging feature of the mobile light source in the guiding image. 22. The auto following system as claimed in claim 21, wherein the guiding device generates the control signal according to an imaging size of the mobile light source in the guiding image configured to control the travel speed and the travel time interval of the mobile module. 23. The auto following system as claimed in claim 21, wherein the guiding device generates the control signal according to an imaging position of the mobile light source in the guiding image configured to control the turning of the travel direction of the mobile module. 24. An auto following system comprising: a guiding device comprising: a guiding light source; anda sensing module comprising at least one guiding image sensor configured to sense a mobile light source, generate at least one guiding image and generate a guiding signal according to an imaging feature of the mobile light source in the guiding image; anda mobile carrier comprising: the mobile light source;a sensing module comprising a first image sensor and a second image sensor, wherein the first image sensor is arranged at a first side of an axis and configured to sense the guiding light source to generate at least one first image, and the second image sensor is arranged at a second side of the axis and configured to sense the guiding light source to generate at least one second image; anda mobile module comprising a driving unit configured to control at least one of turning of a travel direction, a travel speed and a travel time interval of the mobile module according to the guiding signal or imaging positions of the guiding light source in the first image and the second image;wherein when both the first image and the second image do not contain an imaging of the guiding light source, the driving unit receives the guiding signal configured to control at least one of the turning of the travel direction, the travel speed and the travel time interval of the mobile module. 25. The auto following system as claimed in claim 24, wherein the guiding light source comprises a dot light source and a fiber, and the light source is arranged at an incident surface of the fiber configured to illuminate the fiber, and the guiding light source is configured to be arranged on a waist or a leg of a user and form a circular light source. 26. The auto following system as claimed in claim 24, wherein the guiding light source comprises a laser light source and a half-cylindrical lens configured to form a plane light source.
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