Abstract: A method for three-dimensional cell culture using a cell growth promoting colloid and a mass production of high-concentration extracellular composition using the same are provided. The method for three-dimensional cell culture using the cell growth promoting colloid includes: providing a culture colloid to mix with cells to embed the cells therein; performing a crosslinking treatment to the culture colloid embedding the cells, so that the culture colloid that is crosslinked has a three-dimensional structure and the cells are suspended in the culture colloid that is crosslinked; and performing cell culture.

Abstract: A method for manufacturing a sterile bio-ink includes providing an extracellular matrix composition, and the extracellular matrix composition being in a liquid state; adding an animal-based gel and a plant-based gel that are freeze-dried, re-dissolved, and filtered to the extracellular matrix composition, and mixing the extracellular matrix composition, the animal-based gel, and the plant-based gel to obtain a gel mixture; and centrifuging and degassing the gel mixture to obtain the bio-ink.

Abstract: A method for manufacturing an extracellular matrix composition includes providing a gel, carrying out a crosslinking treatment, carrying out a single type cell culture, carrying out a decrosslinking treatment, and carrying out an extraction treatment. The crosslinking treatment includes adding a crosslinking agent to the gel to obtain a crosslinked gel. The cell culture includes implanting cells of a singular type on the crosslinked gel and incubating the cells by adding a culture solution. The decrosslinking treatment includes adding a decrosslinking agent to the crosslinked gel to obtain a decrosslinked mixture that contains an extracellular matrix. The extraction treatment includes filtering the decrosslinked mixture to obtain the extracellular matrix composition that is in a liquid state.

Abstract: A method and an apparatus for controlling lane changing, and a storage medium includes: predicting a target pose of a vehicle changed to a second lane based on a current pose of the vehicle on a first lane in response to a trigger of changing the vehicle from the first lane to the second lane; and determining a lane changing preparation pose of the vehicle on the first lane based on the target pose and at least one parameter of the vehicle.

Abstract: A method of determining a traveling trajectory of a vehicle, a vehicle, an electronic device, and a storage medium, which relate to fields of an automatic driving technology and a high-definition mapping technology.

Abstract: A mesenchymal stem cell culture product and a method for preparing the same are provided. The method for preparing the mesenchymal stem cell culture product includes the following steps. A predetermined quantity of mesenchymal stem cells is seeded in a flat culture device containing a first cell culture medium. When the mesenchymal stem cells proliferate to a target quantity, the first cell culture medium is replaced with a second cell culture medium, and the second cell culture medium is removed after incubation for 18 to 30 hours. A target cell culture medium is added and incubated for 48 to 72 hours. The target cell culture medium is collected repeatedly. The collected target cell culture medium is filtered and concentrated to obtain the mesenchymal stem cell culture product.

Abstract: A power supply for a computer includes a base having a bottom panel and two end panels being respectively provided with a plurality of first and second fastening sections; a fan assembly having a first frame provided with a plurality of third fastening sections located corresponding to the first fastening sections, and a heat dissipation fan fixed to the first frame; an internal part assembly including a second frame located on the bottom panel and provided with a plurality of fourth fastening sections located corresponding to the second fastening sections, and an internal part unit mounted on the second frame; and a cover being configured complementary to and covered on the base. All the fastening sections are located in a receiving space defined between the base and the cover, and the cover and the bottom panel of the base are free of any fastening holes for fastening purpose.

Abstract: A fast charging device for mobile electronic device is disclosed. Particularly, an input-end filtering unit contained in the fast charging device is designed to comprise two first input capacitors, one second input capacitor, and one switch element. By such design, in case of a rated voltage of an input AC power being smaller than 110 Vac, the switch element is controlled to complete a switch-ON operation, so as to make the input-end filtering unit execute a signal filtering process by simultaneously using two first input capacitors and one second input capacitor. Moreover, in case of the rated voltage of the input AC power being in a range between 110 Vac and 264 Vac, the switch element is controlled to complete a switch-OFF operation, so as to make the input-end filtering unit execute the signal filtering process by merely using two first input capacitors.

Abstract: A wireless charging device is disclosed, and comprises a microcontroller, a wireless charging module, at least one radiator fan, at least one status light, and a temperature sensor. The microcontroller has a memory unit that stores with a plurality of setting parameters, such that the microcontroller controls the wireless charging module to produce a wireless charging signal with a specific power according to the setting parameters, thereby transmitting the wireless charging signal to a receiver coil of a mobile electronic device under wirelessly charged. According to the setting parameters, the microcontroller also carries out a controlling operation of the radiator fan, such as fan rotation starting, rotation speed raising, rotation speed lowering, and fan rotation stopping. In addition, the microcontroller also controls the status light to exhibits a corresponding lighting scenario according to the setting parameters and an immediate charging mode.

Abstract: A control method for an autonomous driving vehicle is provided. The method includes: obtaining perception information of road conditions around a vehicle; determining a first control decision based on the perception information and autonomous driving decision logic; controlling the vehicle to perform autonomous driving according to the first control decision; determining, in response to detecting an assisted driving instruction, a second control decision that is different from the first control decision based on the perception information, the autonomous driving decision logic, and the assisted driving instruction; and controlling the vehicle to perform autonomous driving according to the second control decision.

Abstract: A high-efficiency LLC resonant converter is disclosed. During a normal operation of the LLC resonant converter, an error amplifier unit generates a modulated voltage signal to a first control unit after receives a data of voltage difference from a detection unit, and then the first control unit calculates an immediate load rate based on the modulated voltage signal. Subsequently, the second control unit receives a first adjustment signal that is outputted by the first control unit, so as to correspondingly generate a switch element controlling signal to a switch element of a DC power supplying unit of the LLC resonant converter, thereby achieving an output voltage modulation of the DC power supplying unit. As such, the LLC resonant converter is controlled to exhibit a conversion efficiency of at least 98% in case of working at any one load state.

Abstract: A rotatable power plug assembly is disclosed, which comprises: a first connection module, a second connection module and a plug module, wherein the second connection module is connected between the first connection module and the plug module. According to the present invention, the first connection module comprises a first base that is disposed on a housing of the power device, and there are two first conductive pins and two second conductive pins provided on the first base. Moreover, the plug module comprises two prongs and two electrical units electrically connected to the prongs. The two electrical units contact with the first conductive pins and two second conductive pins through the second connection module. By such arrangement, the rotatable power plug assembly according to the present invention has multiple advantages, including: comprising elements and units can be simply assembled, modular design, high durability, and high security.

Abstract: A rotatable power plug assembly is disclosed, which comprises: a first connection module, a second connection module and a plug module, wherein the second connection module is connected between the first connection module and the plug module. According to the present invention, the first connection module comprises a first base that is disposed on a housing of the power device, and there are two first conductive pins and two second conductive pins provided on the first base. Moreover, the plug module comprises two prongs and two electrical units electrically connected to the prongs. The two electrical units contact with the first conductive pins and two second conductive pins through the second connection module. By such arrangement, the rotatable power plug assembly according to the present invention has multiple advantages, including: comprising elements and units can be simply assembled, modular design, high durability, and high security.

Abstract: A power conversion system connects a power supply and a computer device. The power conversion system includes a first port, input circuit, rectification circuit, output circuit, control circuit and second port. The first port connects to the power supply to receive a standby voltage input signal. The input circuit connects to the first port and the rectification circuit. The output circuit connects to the rectification circuit and the second port. The control circuit connects to the first port and the input circuit. The second port outputs a standby voltage conversion signal to the computer device. The standby voltage input signal from the power supply is converted into a standby voltage conversion signal required for the computer device, thereby dispensing with the need to change the power supply, enhancing ease of use, and reducing user expenses.

Abstract: A wireless charging device is disclosed, and comprises a microcontroller, a wireless charging module, at least one radiator fan, at least one status light, and a temperature sensor. The microcontroller has a memory unit that stores with a plurality of setting parameters, such that the microcontroller controls the wireless charging module to produce a wireless charging signal with a specific power according to the setting parameters, thereby transmitting the wireless charging signal to a receiver coil of a mobile electronic device under wirelessly charged. According to the setting parameters, the microcontroller also carries out a controlling operation of the radiator fan, such as fan rotation starting, rotation speed raising, rotation speed lowering, and fan rotation stopping. In addition, the microcontroller also controls the status light to exhibits a corresponding lighting scenario according to the setting parameters and an immediate charging mode.

Abstract: A high-efficiency LLC resonant converter is disclosed. During a normal operation of the LLC resonant converter, an error amplifier unit generates a modulated voltage signal to a first control unit after receives a data of voltage difference from a detection unit, and then the first control unit calculates an immediate load rate based on the modulated voltage signal. Subsequently, the second control unit receives a first adjustment signal that is outputted by the first control unit, so as to correspondingly generate a switch element controlling signal to a switch element of a DC power supplying unit of the LLC resonant converter, thereby achieving an output voltage modulation of the DC power supplying unit. As such, the LLC resonant converter is controlled to exhibit a conversion efficiency of at least 98% in case of working at any one load state.

Abstract: A fast charging device for mobile electronic device is disclosed. Particularly, an input-end filtering unit contained in the fast charging device is designed to comprise two first input capacitors, one second input capacitor, and one switch element. By such design, in case of a rated voltage of an input AC power being smaller than 110 Vac, the switch element is controlled to complete a switch-ON operation, so as to make the input-end filtering unit execute a signal filtering process by simultaneously using two first input capacitors and one second input capacitor. Moreover, in case of the rated voltage of the input AC power being in a range between 110 Vac and 264 Vac, the switch element is controlled to complete a switch-OFF operation, so as to make the input-end filtering unit execute the signal filtering process by merely using two first input capacitors.

Abstract: A delay circuit is disclosed. The delay circuit is coupled to a relay switch that is contained in a power conversion device. When an electronic device having the power conversion device is operated in a sleep mode, the delay circuit applies a time delaying process to a power signal that is transmitted to the relay switch, such that a rising time of each of switch-on pulses contained by the power signal is delayed for a specific time. The specific time is set to be longer than a pulse width of each of power-on pulses contained by a power switching signal of the power conversion device. As such, when the electronic device is operated in the sleep mode, switching actions of the relay switch is properly controlled, thereby making the power conversion device not produce noise. Moreover, the service life of the relay unit is also extended.

Abstract: Disclosures of the present invention describe a monitoring device, consisting of a signal receiving unit, a detecting module, a main controller module, a display module, and a plurality of buttons, wherein the signal receiving unit is electrically connected to an electronic device through an electrical connector. Particularly, a user can operate the main controller module, by pressing or rotating one of the plurality buttons, to transmit at least one operation information to the display module, so as to show the operation information on the display module. Moreover, in the case of an operation parameter of at least one electronic element in the electronic device being detected to exceed a threshold value, the detecting module informs the main controller module to show at least one warning signal on the display module, such that the user is aware of noting the operation state of the electronic device.

Abstract: Disclosures of the present invention describe a monitoring device, consisting of a signal receiving unit, a detecting module, a main controller module, a display module, and a plurality of buttons, wherein the signal receiving unit is electrically connected to an electronic device through an electrical connector. Particularly, a user can operate the main controller module, by pressing or rotating one of the plurality buttons, to transmit at least one operation information to the display module, so as to show the operation information on the display module. Moreover, in the case of an operation parameter of at least one electronic element in the electronic device being detected to exceed a threshold value, the detecting module informs the main controller module to show at least one warning signal on the display module, such that the user is aware of noting the operation state of the electronic device.