Abstract: A physiologic detection apparatus having an immersion configuration and a signal detection device. The signal detection device includes a wearable carrier, two insulating layers disposed on the wearable carrier, a conductive rubber layer sandwiched between the two insulating layers, a first buckle assembled to the two insulating layers, a second buckle engaged with the first buckle, and a sealing gasket that is arranged between the first buckle and the second buckle. A part of the first buckle protrudes from the wearable carrier and one of the two insulating layers adjacent thereto, and is engaged with the second buckle and is surrounded by the sealing gasket. The sealing gasket abuts against the wearable carrier and one of the two insulating layers adjacent thereto.

Abstract: A signal detection device includes a wearable carrier, a waterproof layer disposed on the wearable carrier, a liquid storage layer disposed on the waterproof layer, a conductive fabric covering the liquid storage layer, an anti-slip layer disposed on the wearable carrier and spaced apart from the conductive fabric, and a signal transmission member. The conductive fabric has an extension portion that is not in contact with the liquid storage layer, and the signal transmission member pierces through and is fixed to the wearable carrier and the extension portion. The signal transmission member is spaced apart from the liquid storage layer by a predetermined spacing that is within a range from 5 mm to 12 mm. When the contact portion is in a moist state by being in contact with the liquid storage layer, the extension portion corresponding in position to the predetermined spacing is wetted through capillary action.

Abstract: A power distribution system includes a frame, at least one busbar, and a plurality of switch modules. The busbar is disposed on the frame and is configured to be coupled to at least one input line. Each of the switch modules includes a switch module main body and a control unit, and the switch module main body is detachably disposed on the frame and has an input interface and an output interface. The input interface is coupled to the control unit and is connected to the busbar. The output interface is coupled to the control unit and is configured to be coupled to at least one output line. The control unit is disposed in the switch module main body and includes a relay and a control circuit board coupled to each other.

Abstract: The present invention provides a system and method for optimizing content to improve search results of a natural language interaction application such as ChatGPT. The method includes processing user data using natural language techniques to identify user intent, sentiment, and other relevant information. The system generates a dynamic response tailored to the specific user and context based on the user's intent, personal profile, and contextual information. The present invention provides a unique approach to optimize content for ChatGPT-based search engines, leading to higher search rankings and increased user engagement. The system also includes local engines that interact with ChatGPT to ensure the accuracy of their classification functions, such as sentiment analysis and tone detection, and machine learning algorithms to improve the system's performance continuously.

Abstract: A UV LED device for treating a fluid includes a housing configured for submersion in the fluid having a reaction chamber with one or more inlet openings configured to receive untreated fluid and an outlet opening configured to discharge treated fluid. The UV LED device also includes a LED module mounted to the housing configured to emit UV radiation including UV radiation in the UVC wavelength range. The UV LED device also includes a light blocker attached to the housing and a heatsink attached to the housing in thermal communication with the LED module. A UV LED reactor includes a vessel configured to contain a fluid, the UV LED device submerged in the fluid, and a flow generator for maintaining fluid flow paths through the UV LED device. A method for treating a fluid includes providing the UV LED reactor and treating the fluid using the UV LED reactor.

Abstract: An antenna device including an antenna structure, a base, an elastic bracket, a restriction unit, and a fastener is provided. The base is connected to the antenna structure. The base includes a plurality of grooves. The elastic bracket includes a plurality of elastic legs. Each of the elastic legs includes a free end. The free end is guided by the corresponding groove. The elastic legs abut the restriction unit. The fastener affix the restriction unit to the base. At least a portion of the elastic bracket is disposed between the restriction unit and the base.

Abstract: A UV LED reactor includes a housing having an inlet, an outlet and a reactor chamber; a UV LED module mounted to the housing configured to emit UV radiation into the reactor chamber having a selected wavelength range and with a selected energy (E); and a heatsink on the UV LED module configured to dissipate heat generated by the UV LED module. The heatsink on the UV LED module includes one or more surfaces in thermal communication or physical contact with the fluid, which improves the efficiency of heat transfer from the heatsink to the fluid and eliminates the need for cooling fans. The UV LED reactor can also include a UV transparent inner tube mounted to the inlet for generating a double UV exposure flow path through the reactor chamber. The UV LED reactor can also include a UV reflective coating on the sidewalls of the housing, or on a separate tube or sleeve mounted to the housing, configured to reflect UV radiation onto the fluid in the reactor chamber.

Abstract: A nail product curing system for curing nail products includes a housing having a nail treatment space configured to receive a hand of a user and to position one or more nails of the user, and one or more LED light sources on the housing for generating light in the nail treatment space for performing a curing process. The nail product curing system also includes a sensing and controlling system that includes touchless sensors on the housing configured to sense placement of the hand in the nail treatment space, and to control various parameters of the curing process using movement of the user's hands. The sensing and controlling system also includes a circuit board on the housing and a radio transmission controller in signal communication with the circuit board configured to control the LED light sources and the curing process using programmed instructions.

Abstract: The present invention provides a system and method for optimizing content to improve search results of a natural language interaction application such as ChatGPT. The method includes processing user data using natural language techniques to identify user intent, sentiment, and other relevant information. The system generates a dynamic response tailored to the specific user and context based on the user's intent, personal profile, and contextual information. The present invention provides a unique approach to optimize content for ChatGPT-based search engines, leading to higher search rankings and increased user engagement. The system also includes local engines that interact with ChatGPT to ensure the accuracy of their classification functions, such as sentiment analysis and tone detection, and machine learning algorithms to improve the system's performance continuously.

Abstract: A very small piezoelectric sensor capable of being mass produced includes a core, a piezoelectric layer on a surface of the core; and a conductive layer on a surface of the piezoelectric layer away from the core. The core is flexible and threadlike, the core is a first electrode of the piezoelectric sensor, and the conductive layer is a second electrode of the piezoelectric sensor. An array of such sensors allows the “skin” of a robot for example to simulate the sensitivity of hair-covered human skin. A method for making the piezoelectric sensor and an electronic device using the piezoelectric sensor are also disclosed.

Abstract: A sensing film includes a base layer, a piezoelectric layer formed on the base layer, and a first electrode and a second electrode formed on the piezoelectric layer. The first and second electrodes are spaced apart and electrically insulated from each other. The first electrode includes a first connecting portion and a number of first extending portions coupled to the first connecting portion. The second electrode includes a second connecting portion and a number of second extending portions coupled to the second connecting portion. The first connecting portion and the second connecting portion are spaced apart and face each other. The first extending portions extend from a side of the first connecting portion toward the second connecting portion. The second extending portions extend from a side of the second connecting portion toward the first connecting portion. The first extending portions and the second extending portions are alternately arranged.

Abstract: A touch feedback and sensing device includes a circuit board, a piezoelectric ceramic actuator on the circuit board; and at least one strain sensor on the circuit board. The piezoelectric ceramic actuator includes a piezoelectric ceramic block, a cathode and an anode on the piezoelectric ceramic block. Different voltages are applied to the cathode and the anode to vibrate the piezoelectric ceramic block. The circuit board vibrates with vibration of the piezoelectric ceramic block. The at least one strain sensor is configured to detect and monitor vibration of the circuit board.

Abstract: A micro light emitting diode (micro LED) display panel includes a carrier substrate layer; a plurality of vias respectively extending into the carrier substrate layer; a plurality of micro LEDs on the carrier substrate layer; and a wavelength conversion layer including a wavelength conversion material filled in the plurality of vias.

Abstract: An irreversible and covalent method for immobilizing a glycoprotein includes the following steps. An organic boronic acid and a photoaffinity reagent are provided to contact a surface of a solid support, where the organic boronic acid is represented by R1—ArB(OH)2, —ArB(OH)2 is a boronic acid group, and R1 is a first cross-linking agent. The organic boronic acid is bound to the surface through the first cross-linking agent, and the photoaffinity reagent is bound to the surface through a second cross-linking agent R2. Next, a glycoprotein is provided to contact the organic boronic acid, and the glycoprotein includes an Fc fragment. An alcohol group on a sugar chain of the Fc fragment and the boronic acid group of the organic boronic acid form an organic boronate ester to immobilize the glycoprotein. UV light irradiation is then performed, so that the photoaffinity reagent and the glycoprotein form a covalent cross-link.

Abstract: A micro light emitting diode (micro LED) display panel includes a carrier substrate layer; a plurality of vias respectively extending into the carrier substrate layer; a plurality of micro LEDs on the carrier substrate layer; and a wavelength conversion layer including a wavelength conversion material filled in the plurality of vias.

Abstract: A touch feedback and sensing device includes a circuit board, a piezoelectric ceramic actuator on the circuit board; and at least one strain sensor on the circuit board. The piezoelectric ceramic actuator includes a piezoelectric ceramic block, a cathode and an anode on the piezoelectric ceramic block. Different voltages are applied to the cathode and the anode to vibrate the piezoelectric ceramic block. The circuit board vibrates with vibration of the piezoelectric ceramic block. The at least one strain sensor is configured to detect and monitor vibration of the circuit board.

Abstract: A display panel is disclosed, which includes: a first substrate; a second substrate opposite to the first substrate; a liquid crystal layer disposed between the first and second substrate; a shielding pattern disposed on the second substrate and defining a first region and a second region, wherein a transmittance of the first region is larger than a transmittance of the second region; a first polymer layer disposed on a side of the first substrate facing to the second substrate; and a second polymer layer disposed on a side of the second substrate facing to the first substrate, wherein a roughness of a first area of the first polymer layer is different from a roughness of a second area of the second polymer layer, the second area overlaps with the first region, and the first area overlaps with a projection of the first region on the first polymer layer.