Abstract: A method for adjusting a working state of an electronic device includes setting a predetermined value range of feature data of a user, and acquiring current feature data of the user from the camera device. The current feature data is compared to the predetermined value range of feature data. A working state of the electronic device is changed when the current feature data is out of the predetermined value range of feature data.

Abstract: An impact reducing device applied to a door or window which is closing includes a depth-sensing camera, an impact reducing system, and an impact reducing unit. The depth-sensing camera captures images of a target constantly, and obtains Z depth information of the target. The impact reducing system determines whether the target is going to close according to the Z depth information and controls the impact reducing unit to provide a resistance such as a strong jet of air when the target is going to close, to reduce violent impacts.

Abstract: An unmanned aerial vehicle (UAV) detecting method is executed and applied in an UAV. The method can include creating a sample features database for a user, and storing the sample features database in a storage device; shooting a plurality of scene images from every direction around the user; capturing a plurality of features of the object from the scene image; comparing the sample features of user with the features of the object, and storing a new feature of the object different from the sample feature of user in the storage device; determining whether a tagger is around the user, and sending an alarm signal to the user.

Abstract: An electronic device including a processing unit and a storage device receives digital images of a flight area of an unmanned aerial vehicle (UAV) captured by an image capturing device. Then, the processing unit determines a flight position of the UAV in the flight area based on the digital images, and controls the UAV to move from the flight position to a predetermined position. The processing unit receives a vehicle direction of the UAV from an electronic compass unit of the UAV, and adjusts the vehicle direction of the UAV based on a predetermined direction. The processing unit controls the UAV to perform a predetermined operation when the UAV reaches the predetermined position and the vehicle direction is the same as the predetermined direction.

Abstract: A method for adjusting a working state of an electronic device includes setting a predetermined value range of feature data of a user, and acquiring current feature data of the user from the camera device. The current feature data is compared to the predetermined value range of feature data. A working state of the electronic device is changed when the current feature data is out of the predetermined value range of feature data.

Abstract: A method for adjusting a working state of an electronic device includes setting a reasonable value range of feature data of a user, and acquiring current feature data of the user from the camera device. The current feature data is compared to the reasonable value range of feature data. A working state of the electronic device is changed when the current feature data is out of the reasonable value range of feature data.

Abstract: A control method for an unmanned aerial vehicle (UAV) is provided. The method includes: obtaining, from a depth-sensing camera, images of a surface below the unmanned aerial vehicle; obtaining, from a gyroscope, current pitch angle of the unmanned aerial vehicle; determining, at the unmanned aerial vehicle, a current altitude of the unmanned aerial vehicle based on the images and the current pitch angle; determining, at the unmanned aerial vehicle, whether the current altitude of the unmanned aerial vehicle is less than a predefined value; and controlling, at the unmanned aerial vehicle, a drive unit to rotate so as to cause the unmanned aerial vehicle to slow down in a balanced condition if the current altitude of the unmanned aerial vehicle is less than a predefined value.

Abstract: An augmented reality processing system includes a camera and at least one microprocessor in an electronic device. The camera captures surrounding images. The at least one microprocessor determines whether information of a virtual object exists in a surrounding image, creates an actual image, analyzes a light source and shadow angle of the actual image, adjusts a light source and shadow angle of the virtual object to ensure the light source and shadow angle of the virtual object is consistent with the light source and shadow angle of the actual image, and creates a composite image including the virtual object and the actual image. The disclosure further offers an augmented reality processing method.

Abstract: An electronic device including a processing unit and a storage device receives digital images of a flight area of an unmanned aerial vehicle (UAV) captured by an image capturing device. Then, the processing unit determines a flight position of the UAV in the flight area based on the digital images, and controls the UAV to move from the flight position to a predetermined position. The processing unit receives a vehicle direction of the UAV from an electronic compass unit of the UAV, and adjusts the vehicle direction of the UAV based on a predetermined direction. The processing unit controls the UAV to perform a predetermined operation when the UAV reaches the predetermined position and the vehicle direction is the same as the predetermined direction.

Abstract: An unmanned aerial vehicle (UAV) detecting method is executed and applied in an UAV. The method can include creating a sample features database for a user, and storing the sample features database in a storage device; shooting a plurality of scene images from every direction around the user; capturing a plurality of features of the object from the scene image; comparing the sample features of user with the features of the object, and storing a new feature of the object different from the sample feature of user in the storage device; determining whether a tagger is around the user, and sending an alarm signal to the user.

Abstract: A control method for an unmanned aerial vehicle (UAV) is provided. The method includes: obtaining, from a depth-sensing camera, images of a surface below the unmanned aerial vehicle; obtaining, from a gyroscope, current pitch angle of the unmanned aerial vehicle; determining, at the unmanned aerial vehicle, a current altitude of the unmanned aerial vehicle based on the images and the current pitch angle; determining, at the unmanned aerial vehicle, whether the current altitude of the unmanned aerial vehicle is less than a predefined value; and controlling, at the unmanned aerial vehicle, a drive unit to rotate so as to cause the unmanned aerial vehicle to slow down in a balanced condition if the current altitude of the unmanned aerial vehicle is less than a predefined value.

Abstract: In a method for splicing images of an electronic device, images of users are acquired from a storage system of the electronic device. The method identifies eye states of the users in the images. An image combination with eyes of all the users opened is determined from the images based on the eyes states. A primary image is determined from the image combination. The method replaces closed eyes of each primary image with opened eyes of one or more other images of the image combination. The primary image is displayed on a display screen of the electronic device.

Abstract: In a driving assistance method executed in a vehicle, at least one image behind the vehicle is captured. A distance between the vehicle and an object presented in the image is calculated according to the image. If the object is within a predefined safe distance from the vehicle, an alarm is generated that is outside the vehicle and directed at the object.

Abstract: A vehicle warning system includes a device containing camera, a determining unit coupled to the camera, and an executing unit coupled to the determining unit. The camera is located on the device on a vehicle and obtains images of a scene including depth perception. The determining unit compares data of a current 3D image with characteristic data of a 3D surroundings module and determines whether pedestrians appear in the current 3D image. The executing unit turns on an alarm system of the vehicle device when pedestrian is within a certain distance of the vehicle and obstructs the vehicle. The disclosure further offers a vehicle warning method.

Abstract: A method for capturing images of different aspects of a test sample uses an electronic device. The electronic device is in communication with a detection device which provides a light source and a camera unit checking for surface flaws. A horizontal rotation platform of the detection device is controlled to locate to an initial position, and an inclination device of the detection device is controlled to locate to a horizontal position. The horizontal rotation platform rotates horizontally and the inclined device rotates vertically after activating the camera unit and the light source. The test sample is presented at different angles while images of the test sample are obtained.

Abstract: An impact reducing device applied to a door or window which is closing includes a depth-sensing camera, an impact reducing system, and an impact reducing unit. The depth-sensing camera captures images of a target constantly, and obtains Z depth information of the target. The impact reducing system determines whether the target is going to close according to the Z depth information and controls the impact reducing unit to provide a resistance such as a strong jet of air when the target is going to close, to reduce violent impacts.

Abstract: An electronic device achieving multi-point focus of a scene includes a digital camera, a depth-sensing camera, at least one processor, a storage device, a display device, and a multi-point focus system. The system receives one or more points designated by a user from an image of a scene previewed by the digital camera, and analyzes the one or more designated objects to be focused. Distances between the digital camera and each designated object to be focused are determined and the digital camera adjusts a focal length according to each distance. Images of the same scene at each focal length are captured and the images captured by the digital camera are processed to generate a new image which includes all of focus objects. The new image is output through the display device.

Abstract: Method for detecting a surface flaw of an object using an electronic device includes requesting a detection device to control a camera unit to capture a current image of a test object placed on the detection device. The current image includes a sidewall image and a reflected image. The method obtains the current image, and detects whether the sidewall image has a surface flaw. When the sidewall image has a surface flaw, a rotation angle of the test object is determined based on the reflected image. The method obtains a standard sidewall image of a standard object stored in a storage device of the electronic device, based on the rotation angle, compares the sidewall image with the standard sidewall image, and determines and displays a position of the surface flaw on a sidewall of the test object based on the comparison.

Abstract: A camera lens cleaning system includes a camera, a cleaning device, a processing unit, and an executing unit configured to move the color testing disk and the cleaning device. The camera is used to capture a plurality of different color images of a color testing disk located below the camera. The processing unit is used to process every adjacent two different color images to obtain a difference color value; thereby the processing unit compares the different color value with a reference color value to determine whether dirt is located on a camera lens of the camera. When the dirt is located on the camera lens, the executing unit is configured to move the cleaning device to clean the camera lens. The disclosure further offers a camera lens cleaning method.

Abstract: A method of controlling one or more electrical devices includes controlling a camera device to capture an image of a user. An eye area of the user in the image is identified. Once the user has been determined to have closed eyes for a predetermined time duration according to the eye area in the image, power of the one or more electrical devices is turned off via a controller, that is electrically connected to the one or more electrical devices.