Abstract: An electronic system and a control method thereof are provided. The electronic system includes a projection device and at least one peripheral device. The control method of the electronic system includes: sending an original instruction to a natural language model through the projection device, wherein the projection device has a communication interface and is communicatively connected to the at least one peripheral device through the communication interface; in response to the original instruction corresponding to an operation of the at least one peripheral device, generating at least one standard instruction according to the original instruction through the natural language model; and controlling the at least one peripheral device through the projection device to perform the operation corresponding to the original instruction according to the at least one standard instruction.

Abstract: A projection device, including a projection module, a projection lens, a distance sensor, a focus adjustment module, and a control unit, is provided. The projection module is configured to generate an image beam. The projection lens is disposed on a transmission path of the image beam. The focus adjustment module is connected to the projection lens. The control unit is configured to enable the projection device to enter a focus mode; enable the projection module to project the image beam to a projection surface; enable the distance sensor to sense a projection distance; calculate a focus adjustment parameter by using an auto focus transfer function according to the projection distance; and control the focus adjustment module to adjust a focal length of the projection lens according to the focus adjustment parameter. An auto focus method is also provided.

Abstract: A cleaning process monitoring system, comprising: a cleaning container comprising an inlet for receiving a cleaning solution and an outlet for draining a waste solution; a particle detector coupled to the outlet and configured to measure a plurality of particle parameters associated with the waste solution so as to provide a real-time monitoring of the cleaning process; a pump coupled to the cleaning container and configured to provide suction force to draw solution through the cleaning system; a controller coupled to the pump and the particle detector and configured to receive the plurality of particle parameters from the particle detector and to provide control to the cleaning system; and a host computer coupled to the controller and configured to provide at least one control parameter to the controller.

Abstract: A projection system includes a projection device, a light sensor, a control unit, and an arithmetic unit. The projection device is configured to project an image beam toward a projection surface. The light sensor is configured to sense at least one of a background beam and the image beam reflected by the projection surface and obtaining chromaticity information. The control unit is electrically connected to the projection device, and configured to control the image beam projected by the projection device. The arithmetic unit is electrically connected to the control unit and the light sensor. The arithmetic unit is configured to generate an adjustment signal according to the chromaticity information. The control unit is configured to adjust a color temperature, a brightness, and a color gamut of the image beam according to the adjustment signal. A calibration method of the projection system is also proposed.

Abstract: A projection system and a projection method are provided. The projection system includes a digital micromirror device, a digital light processing chip, and a display processing chip. The display processing chip receives a first image signal with a variable frame rate from an external signal source, and outputs a second image signal with one of a plurality of fixed projection frame rates to the digital light processing chip according to the first image signal and one of the fixed projection frame rates supported by the projection system. The digital light processing chip drives the digital micromirror device according to the second image signal. The projection system and the projection method of the invention may realize a variable frame rate function and effectively improve smoothness of a projection image.

Abstract: A projection system and a control method are provided. The control method includes the following. A projected image is projected on a projection area by a projection device. The projected image is captured in a detection area to generate a captured image by an image capturing device. The detection area includes the projection area. The captured image is received, a virtual frame is generated around the projection area in the captured image, and pixel values of the virtual frame are analyzed to determine whether an object enters the projection area by a processing device. The projection device is controlled to perform a protection operation by the processing device in response to determining that the object enters the projection area.

Abstract: A focus adjustment method, adapted for a projection system is provided. The projection system includes a projection target and a projection device having a range-finding array element and a processor. A plurality of range-finding elements in the range-finding array element define a plurality of measurement mesh points. The focus adjustment method includes the following. A plurality of ranging regions in the measurement mesh points are defined, and each ranging region includes more than one measurement mesh point. All the range-finding elements in the ranging regions perform a ranging measurement to generate a plurality of original ranging values. An averaging calculation is performed on the original ranging values corresponding to each ranging region to generate a plurality of average region ranging values. Whether the average region ranging values are within a preset range is determined to generate an optimal ranging value which is used to adjust a lens focus.

Abstract: A projection system and a projection method are provided. The projection system includes a digital micromirror device, a digital light processing chip, and a display processing chip. The display processing chip receives a first image signal with a variable frame rate from an external signal source, and outputs a second image signal with one of a plurality of fixed projection frame rates to the digital light processing chip according to the first image signal and one of the fixed projection frame rates supported by the projection system. The digital light processing chip drives the digital micromirror device according to the second image signal. The projection system and the projection method of the invention may realize a variable frame rate function and effectively improve smoothness of a projection image.

Abstract: A cleaning process monitoring system, comprising: a cleaning container comprising an inlet for receiving a cleaning solution and an outlet for draining a waste solution; a particle detector coupled to the outlet and configured to measure a plurality of particle parameters associated with the waste solution so as to provide a real-time monitoring of the cleaning process; a pump coupled to the cleaning container and configured to provide suction force to draw solution through the cleaning system; a controller coupled to the pump and the particle detector and configured to receive the plurality of particle parameters from the particle detector and to provide control to the cleaning system; and a host computer coupled to the controller and configured to provide at least one control parameter to the controller.

Abstract: A cleaning process monitoring system, comprising: a cleaning container comprising an inlet for receiving a cleaning solution and an outlet for draining a waste solution; a particle detector coupled to the outlet and configured to measure a plurality of particle parameters associated with the waste solution so as to provide a real-time monitoring of the cleaning process; a pump coupled to the cleaning container and configured to provide suction force to draw solution through the cleaning system; a controller coupled to the pump and the particle detector and configured to receive the plurality of particle parameters from the particle detector and to provide control to the cleaning system; and a host computer coupled to the controller and configured to provide at least one control parameter to the controller.

Abstract: A cleaning process monitoring system, comprising: a cleaning container comprising an inlet for receiving a cleaning solution and an outlet for draining a waste solution; a particle detector coupled to the outlet and configured to measure a plurality of particle parameters associated with the waste solution so as to provide a real-time monitoring of the cleaning process; a pump coupled to the cleaning container and configured to provide suction force to draw solution through the cleaning system; a controller coupled to the pump and the particle detector and configured to receive the plurality of particle parameters from the particle detector and to provide control to the cleaning system; and a host computer coupled to the controller and configured to provide at least one control parameter to the controller.

Abstract: A carbazole derivative is provided.

Abstract: A carbazole derivative is provided.