Abstract: A magnetic multi-pole propulsion array system is applied to at least one external cathode and includes a plurality of magnetic multi-pole thrusters connected adjacent to each other. Each magnetic multi-pole thruster includes a propellant provider, a discharge chamber, an anode and a plurality of magnetic components. The propellant provider outputs propellant. The discharge chamber is connected with the propellant provider to accommodate the propellant. The anode is disposed inside the discharge chamber to generate an electric field. The plurality of magnetic components is respectively disposed on several sides of the discharge chamber. One of the several sides of the discharge chamber of the magnetic multi-pole thruster is applied for one side of a discharge chamber of another magnetic multi-pole thruster.

Abstract: A manufacturing method of an electronic element module is provided. The method includes: disposing a plurality of first micro-light-emitting diodes on a first temporary substrate; and replacing at least one defective micro-light-emitting diode of the first micro-light-emitting diodes with at least one second micro-light-emitting diode. The first micro-light-emitting diodes and at least one second micro-light-emitting diode are distributed on the first temporary substrate. The first micro-light-emitting diodes and at least one second micro-light-emitting diode have same properties, and at least one of the appearance difference, the height difference and the orientation difference exists between the first micro-light-emitting diodes and at least one second micro-light-emitting diode. A semiconductor structure and a display panel are also provided.

Abstract: A detection system and method for the migrating cell is provided. The system is configured to detect a migrating cell combined with an immunomagnetic bead. The system includes a platform, a microchannel, a magnetic field source, a coherent light source and an optical sensing module. The microchannel is configured to allow the migrating cell to flow in it along a flow direction. The magnetic field source is configured to provide magnetic force to the migrating cell combined with the immunomagnetic bead. The magnetic force includes at least one magnetic force component and the magnetic force component is opposite to the flow direction of the microchannel. The coherent light source is configured to provide the microchannel with the coherent light. The optical sensing module is configured to receive the interference light caused by the coherent light being reflected by the sample inside the microchannel.

Abstract: An epitaxial structure adapted to a semiconductor pickup element is provided. The semiconductor pickup element has at least one guiding structure and provided with a pickup portion. The epitaxial structure includes a semiconductor layer corresponding to the pickup portion and capable of being picked up by the semiconductor pickup element. The epitaxial structure also includes at least one alignment structure disposed on the semiconductor layer and corresponding to the at least one guiding structure, so that the epitaxial structure and the semiconductor pickup element are positioned relative to each other. The number of the at least one alignment structure matches the number of the at least one guiding structure.

Abstract: A multimedia output device and an audio output method thereof are provided. The multimedia output device is electrically connected to an external speaker. The audio output method includes following steps. The multimedia output device determines whether an identification resistor exists in the external speaker. If the identification resistor exists in the external speaker, the multimedia output device determines whether the identification resistor complies with a predetermined resistance range. If the identification resistor complies with the predetermined resistance range, the multimedia output device outputs an audio signal to the external speaker to be played.

Abstract: A processing method of an optical panel used in an electronic device is disclosed. The processing method includes: selecting a light transparent panel and coating a photoresist on one surface of the light transparent panel; forming a plurality of light transmission hole patterns on a photomask; and forming a light shielding layer after the photoresist is exposed via the photomask and developing; and the light transmission hole patterns are transferred to the light shielding layer and a plurality of light transmission holes are formed on the light shielding layer.

Abstract: A multimedia output device and an audio output method thereof are provided. The multimedia output device is electrically connected to an external speaker. The audio output method includes following steps. The multimedia output device determines whether an identification resistor exists in the external speaker. If the identification resistor exists in the external speaker, the multimedia output device determines whether the identification resistor complies with a predetermined resistance range. If the identification resistor complies with the predetermined resistance range, the multimedia output device outputs an audio signal to the external speaker to be played.

Abstract: The invention discloses a portable computer comprising a host, a touch input device disposed in the host, and a displayer pivoted on the host. The touch input device comprises a touch module, a switch and a controller. The controller is coupled to the touch module and the switch. The touch module is for performing a first touch function or a second touch function and for displaying a first touch pattern or a second touch pattern correspondingly. The switch drives the controller to control the touch module to perform the first touch function or the second touch function and control the touch module to display the first touch pattern or the second touch pattern correspondingly.

Abstract: The invention discloses a portable computer comprising a host, a touch input device disposed in the host, and a displayer pivoted on the host. The touch input device comprises a touch module, a switch and a controller. The controller is coupled to the touch module and the switch. The touch module is for performing a first touch function or a second touch function and for displaying a first touch pattern or a second touch pattern correspondingly. The switch drives the controller to control the touch module to perform the first touch function or the second touch function and control the touch module to display the first touch pattern or the second touch pattern correspondingly.