Abstract: A smart lighting device includes an illumination module, an image projection module, a camera module, a sensing module and an identifying module. The illumination module is configured to provide illumination light beams. The image projection module is configured to project an image frame. The sensing module has a specific sensing area and is configured to sense an operation action of a user within the sensing area. The identifying module is electrically connected to the image projection module, the camera module and the sensing module. The camera module is configured to shoot a content to be identified to form an image to be identified. The identifying module is configured to identify the image to be identified. The image projection module is configured to display information acquired by the identifying module in the projected image frame. A control method for the smart lighting device is also provided.

Abstract: An electronic device and an object reproduce method are provided. In the photographing mode, the camera module is used to capture and store at least one background image within the photographing range and sense whether an external object appears within the photographing range. When the external object is sensed within the photographing range a processor is used to reproduce the external object as a virtual object image. Then, in the projection mode, an image projection module is used to project the virtual object image onto a work plane, and the user is allowed to interact with the virtual object image on the work plane.

Abstract: An electronic device includes an illumination module, an image projection module, a camera module and at least one processor. The processor, coupled to the illumination module, the image projection module and the camera module, determines that the electronic device executes a first or second operating mode according to an operation instruction of a user. When the first operating mode is executed, the processor enables the illumination module to generate a medium color temperature light, simultaneously enables the image projection module to project a window screen onto a plane, and allows the use to operate the window screen on the plane. When the second operating mode is executed, the processor enables the illumination module to generate a high color temperature light, simultaneously enables the image projection module to project a preset pattern onto the plane, and turns on the camera module to allow the user to take photo or image.

Abstract: A method and a system for adjusting a volume of a conference call are provided. The system includes at least one sub-device and a host. The host respectively connects the at least one sub-device and detects a number of the connected sub-devices. The host adjusts a volume of an original voice signal received from an external device according to the number of the connected sub-devices to generate an adjusted voice signal adapted to each sub-device and provides the same to each sub-device to play. The host also adjusts volumes of the original voice signals received by the host and each sub-device, integrates the adjusted original voice signals into an integrated voice signal adapted to the external device, and provides the same to the external device to play.

Abstract: A smart lighting device includes a light source module, an image projection module and an ambient light sensing module. The image projection module is pivoted to the light source module, and the ambient light sensing module is electrically connected to the light source module and the image projection module. The ambient light sensing module is configured to sense a brightness value of ambient light. Brightness values of the light source module and the image projection module are adjusted according to the brightness value of the ambient light sensed by the ambient light sensing module. A control method for a smart lighting device is also provided.

Abstract: An electronic device and an object reproduce method are provided. In the photographing mode, the camera module is used to capture and store at least one background image within the photographing range and sense whether an external object appears within the photographing range. When the external object is sensed within the photographing range a processor is used to reproduce the external object as a virtual object image. Then, in the projection mode, an image projection module is used to project the virtual object image onto a work plane, and the user is allowed to interact with the virtual object image on the work plane.

Abstract: An electronic device includes an illumination module, an image projection module, a camera module and at least one processor. The processor, coupled to the illumination module, the image projection module and the camera module, determines that the electronic device executes a first or second operating mode according to an operation instruction of a user. When the first operating mode is executed, the processor enables the illumination module to generate a medium color temperature light, simultaneously enables the image projection module to project a window screen onto a plane, and allows the use to operate the window screen on the plane. When the second operating mode is executed, the processor enables the illumination module to generate a high color temperature light, simultaneously enables the image projection module to project a preset pattern onto the plane, and turns on the camera module to allow the user to take photo or image.

Abstract: A smart lighting device includes an illumination module, an image projection module, a camera module, a sensing module and an identifying module. The illumination module is configured to provide illumination light beams. The image projection module is configured to project an image frame. The sensing module has a specific sensing area and is configured to sense an operation action of a user within the sensing area. The identifying module is electrically connected to the image projection module, the camera module and the sensing module. The camera module is configured to shoot a content to be identified to form an image to be identified. The identifying module is configured to identify the image to be identified. The image projection module is configured to display information acquired by the identifying module in the projected image frame. A control method for the smart lighting device is also provided.

Abstract: A smart lighting device includes a light source module, an image projection module and an ambient light sensing module. The image projection module is pivoted to the light source module, and the ambient light sensing module is electrically connected to the light source module and the image projection module. The ambient light sensing module is configured to sense a brightness value of ambient light. Brightness values of the light source module and the image projection module are adjusted according to the brightness value of the ambient light sensed by the ambient light sensing module. A control method for a smart lighting device is also provided.

Abstract: A video conference system including at least one client device and a host device able to be connected to the client devices and a remote device is provided. The host device obtains at least one piece of candidate video data as well as multiple pieces of to-be-integrated audio data, selects one piece of video data from the candidate video data, integrates the to-be-integrated audio data and sends the selected video data and the integrated audio data to the remote device, where the to-be-integrated audio data includes client audio data and host audio data, the candidate video data includes at least one piece of client video data and host video data. Video and audio processing devices corresponding to the client device and the remote device are also provided.

Abstract: A timestamp-based audio and video processing method and a system thereof are provided. The method is adapted to an electronic device having an image capturing device and an audio input device and includes the following steps. First, an image signal and an audio signal are extracted within a same time interval by respectively using the image capturing device and the audio input device so as to generate video data and audio data, and the time interval is converted to timestamp data, where the video data includes a single video frame with a variable file size, the audio data includes multiple audio files with a fixed file size. Next, the video data, the audio data, and the timestamp data are integrated into transmission data.

Abstract: A method and a system for adjusting a volume of a conference call are provided. The system includes at least one sub-device and a host. The host respectively connects the at least one sub-device and detects a number of the connected sub-devices. The host adjusts a volume of an original voice signal received from an external device according to the number of the connected sub-devices to generate an adjusted voice signal adapted to each sub-device and provides the same to each sub-device to play. The host also adjusts volumes of the original voice signals received by the host and each sub-device, integrates the adjusted original voice signals into an integrated voice signal adapted to the external device, and provides the same to the external device to play.

Abstract: A chart drawing method for an electronic device is provided. The chart drawing method includes receiving a drawing instruction, and enabling a drawing operation according to the drawing instruction; receiving a first hand-painted trajectory, and recognizing whether the first hand-painted trajectory matches a predefined chart type; when the first hand-painted trajectory matches the predefined chart type, displaying a chart corresponding to the predefined chart type, and clearing the first hand-painted trajectory; and receiving a second hand-painted trajectory, and dividing the chart into a plurality of areas according to the second hand-painted trajectory. Accordingly, users can draw the chart in an intuitive and convenient manner.

Abstract: A data processing method for processing handwritten input data displayed on a display unit is provided. The data processing method includes: performing a select operation to the handwritten input data according to a trace of a touch operation being received; after detecting that the touch operation is released, displaying a menu and setting a manageable object according to an area selected by the select operation, wherein the menu includes a plurality of function options, and the manageable object provides a drag function; and adding the manageable object into a corresponding page of an enabled one of the function options.

Abstract: A timestamp-based audio and video processing method and a system thereof are provided. The method is adapted to an electronic device having an image capturing device and an audio input device and includes the following steps. First, an image signal and an audio signal are extracted within a same time interval by respectively using the image capturing device and the audio input device so as to generate video data and audio data, and the time interval is converted to timestamp data, where the video data includes a single video frame with a variable file size, the audio data includes multiple audio files with a fixed file size. Next, the video data, the audio data, and the timestamp data are integrated into transmission data.

Abstract: A video conference system including at least one client device and a host device able to be connected to the client devices and a remote device is provided. The host device obtains at least one piece of candidate video data as well as multiple pieces of to-be-integrated audio data, selects one piece of video data from the candidate video data, integrates the to-be-integrated audio data and sends the selected video data and the integrated audio data to the remote device, where the to-be-integrated audio data includes client audio data and host audio data, the candidate video data includes at least one piece of client video data and host video data. Video and audio processing devices corresponding to the client device and the remote device are also provided.

Abstract: Disclosed herein are an electronic device and a control method thereof. The electronic device includes a touch device and a processor. The processor is electrically connected to the touch device. When at least one continuous back-and-forth moving touch trace is formed on the touch device during a predetermined period, the processor switches one of a plurality of modes of the electronic device to another.

Abstract: An information display method for an electronic device is provided, wherein the electronic device includes a display apparatus, a processor and a sensor unit. The display apparatus displays at least a stacked icon composed of a plurality pieces of information. The information display method includes processing the sensing signal received from the sensor unit by the electronic device. According the sensing signal, a launching signal is provided by the processor. According the launching signal, the stacked icon is spread out by the processor to display each piece of the information.

Abstract: A portable apparatus and an operation method thereof are provided. The portable apparatus has a screen and a touch pad, and a touch area of the touch pad is mapped to a display area of the screen. In the operation method, a first touch operation is detected by using the touch pad, and a cue area is displayed at a first display position on the screen mapped to a first touch position of the first touch operation. A second touch operation is detected by using the touch pad, and whether a second display position on the screen mapped to a second touch position of the second touch operation is within the cue area is determined. If the second display position is within the cue area, an operation function is executed on an object within the cue area. Otherwise, the cue area is moved to the second display position.

Abstract: Disclosed herein are an electronic device and a control method thereof. The electronic device includes a touch device and a processor. The processor is electrically connected to the touch device. When at least one continuous back-and-forth moving touch trace is formed on the touch device during a predetermined period, the processor switches one of a plurality of modes of the electronic device to another.