Abstract: A display panel is provided. In a plan view of the display panel, the black matrix layer covers the first connection portion and the second connection portion, and the second common electrode and the pixel portion are in an area of the opening, where an angle formed between an extension direction of the first connection portion and an extension direction of the first branch electrode is greater than or equal to 120 degrees and less than 180 degrees, or the extension direction of the first connection portion coincides with the extension direction of the first branch electrode.

Abstract: Provided are a heat dissipation apparatus and an electronic device. The heat dissipation apparatus includes a heat dissipation module including at least two first liquid cooling plates arranged side by side and connected in series. Each first liquid cooling plate includes a liquid cooling channel with a liquid inlet and a liquid outlet. The liquid inlet of the first liquid cooling plate at one end is connected to a first liquid inlet pipe, and the liquid outlet or liquid inlet of the first liquid cooling plate at the other end is connected to a first liquid return pipe. For all the other liquid outlets and liquid inlets, two adjacent liquid outlets are connected through a connecting pipe, and two adjacent liquid inlets are connected through another connecting pipe.

Abstract: Provided are a fastening structure for a heat dissipator, a shielding cage assembly, and an optical module apparatus. The fastening structure includes a first fastening member and a second fastening member. Corresponding side surfaces of the first fastening member and the second fastening member are connected in a snap-fitting manner. An accommodating space for placing the heat dissipator is formed after the first fastening member and the second fastening member are buckled. Snap parts for connecting with a shielding cage in a snap-fitting manner are arranged on side surfaces of the first fastening member. Elastic pressing sheets for pressing the heat dissipator are arranged on the top surface of the first fastening member.

Abstract: The invention discloses a sweetened juice composition and a preparation method thereof. The preparation method of the sweetened juice composition in the invention includes the following steps: break fresh Momordica grosvenori fruits, take flesh and juice, conduct flash extraction with acid water, then conduct flash extraction on the flesh with pure water at room temperature, and combine water extract and acid extract into total extract; concentrate the total extract to a certain BRIX at low temperature through a composite chromatographic column, OSD membrane and two different gel columns in order, and obtain a sweetened juice composition. The juice retains the active ingredients, is nutritious, and has a rich taste, a unique candied flavor and no lingering bitterness.

Abstract: A cooling distribution unit includes a first pump, a second pump, a pump inlet pipeline, a pump outlet pipeline, a heat exchanger and a first return pipeline. The pump inlet pipeline includes a first inlet end check valve, a first pump inlet pipe, a second inlet end check valve and a second pump inlet pipe. The pump outlet pipeline includes a first outlet end check valve, a first pump outlet pipe, a second outlet end check valve and a second pump outlet pipe. The first pump outlet pipe and/or the second pump outlet pipe are connected to a first heat exchanger inlet. One end of the first return pipeline is connected to a first heat exchanger outlet, and another end is configured to be connected to an immersed liquid cooling cabinet. A cooling control cabinet having the cooling distribution unit is also disclosed.

Abstract: A temperature control circuit for a respiration tube is configured to connect to a main board, a power supply end of the main board is connected to a heating wire, and a first control module connected to the temperature control circuit for the respiration tube is disposed on the main board. The temperature control circuit for the respiration tube includes a detection module and a second control module; the detection module is connected to the second control module and configured to collect a temperature data of the heating wire and transmit the temperature data to the second control module; the second control module is connected to the first control module and the power supply end of the main board. A piece of respiration aid equipment includes the temperature control circuit.

Abstract: An electronic expansion valve, including a valve seat portion, a sealing gasket and a valve head, the valve seat portion having a valve cavity and a first flow passage, the sealing gasket being sealingly fitted with the valve seat portion, being disposed around the first flow passage and having a second flow passage, the first flow passage being in communication with the second flow passage, the valve head being movably arranged in the valve cavity, the second flow passage, when open, being in communication with the valve cavity, wherein the first flow passage and the second flow passage form a variable-diameter flow passage, with the flow areas at both ends of the variable-diameter flow passage being denoted as S1 and S2 respectively, and a minimum flow area in the middle of the variable-diameter flow passage being denoted as S3, wherein S3<S1 and S3<S2.

Abstract: A multifunctional cooking utensil includes: an inner pot removably arranged in a hollow chamber of a housing, a cover assembly configured to cover the housing and defining a cooking space together with the inner pot, a hot air assembly provided in the cover assembly and including a fan and a first heating element, a second heating element provided in a base of the housing, a first timer, and a controller. The cooking utensil can operate in a plurality of modes, and the controller is configured to receive an initial user input for initiating a combined cooking mode, having a conduction cooking mode duration T1s and a convection cooking mode duration T2s; start a conduction cooking mode and the first timer; when a time T1 recorded by the first timer is equal to T1s, switch to a convection cooking mode and start a second timer; and when a timer T2 recorded by the second timer is equal to T2s, end cooking.

Abstract: The present invention relates to a solar azimuth estimation method and system based on multi-channel feature enhancement and region-aware attention, belonging to the technical field of intelligent navigation for low-altitude economy unmanned systems. Aiming at the problem of decreased accuracy in solar azimuth estimation based on polarization images under complex cloud cover conditions, the present invention proposes a deep learning framework integrating multi-channel features and direction-aware attention. First, based on polarization light field information acquired by a division-of-focal-plane polarization camera, a three-channel composite input feature composed of a polarization intensity map, an adaptive threshold gradient map, and high-frequency residual edge information is constructed.

Abstract: The present disclosure provides a liquid crystal display device where a width of each of the branch electrodes of one of the main pixel electrode and the secondary pixel electrode of each of the blue pixel units is less than the width of the each of the branch electrodes of the one of the main pixel electrode and the secondary pixel electrode of the each of the red pixel units and the green pixel units, and a width of each of the branch electrodes of another of the main pixel electrode and the secondary pixel electrode of each of the blue pixel units is less than the width of the each of the branch electrodes of the another of the main pixel electrode and the secondary pixel electrode of the each of the red pixel units and the green pixel units.

Abstract: An electrical connector includes an insulative housing having a tongue with two opposite surfaces and plural contacts with contacting portions exposed to the two opposite surfaces of the tongue. The plural contacts are originally formed from a same sheet metal to have one group of contacts thereof each with a respective contacting portion exposed to one surface of the front tongue and the other group of contacts thereof each with a respective contacting portion exposed to the other surface of the front tongue and the contacting portions of the one group of contacts are situated beside the contacting portions of the other group of contacts. The contacting portion in the one group includes more offset structures or experiences more offset distances than that in the other group.

Abstract: The present disclosure may disclose methods and systems for treating an object. The method may include imaging an object fixed on a positioning device using an imaging device. The method may include obtaining a plan image of the object. The method may include generating information of a region of interest (ROI) of the object based on the plan image of the object. The method may include generating a treatment plan based on the information of the ROI. The treatment plan may include a plan isocenter on the plan image. The method may further include treating a target portion of the object based on the treatment plan using a treatment device. The object may be fixed on the positioning device from a moment that the object is started to fixed on the positioning device to an end of the treatment of the target portion.

Abstract: A backside emitter solar cell structure having a heterojunction. On one side edge of the backside emitter solar cell structure having the heterojunction, on an edge region of a crystalline semiconductor substrate of the backside emitter solar cell structure having the heterojunction having a doping of a first conductivity type, there is a layer sequence with a double intrinsic layer formed.

Abstract: A display panel is provided. In a plan view of the display panel, the black matrix layer covers the first connection portion and the second connection portion, and the second common electrode and the pixel portion are in an area of the opening, where an angle formed between an extension direction of the first connection portion and an extension direction of the first branch electrode is greater than or equal to 120 degrees and less than 180 degrees, or the extension direction of the first connection portion coincides with the extension direction of the first branch electrode.

Abstract: A buffered balanced type mobile primary-secondary air conditioner system wherein three working media are used in primary-secondary air conditioner system. The first working medium is a compressor refrigeration working medium, the second working medium is an energy storage and heat transfer working medium shared by the primary machine and the secondary machine, and the third working medium is a secondary machine energy storage and heat transfer working medium. This scheme establishes a buffer balance zone between the primary machine and the secondary machine to store the second working medium.

Abstract: Provided are a welding system and a spot check method for a welding system. The welding system includes a controller, a human-machine interface, and a welding device. The spot check method for a welding system includes: controlling a rangefinder in a welding device to perform ranging, along a first direction, of at least two posts in a battery product to be welded, so as to obtain a set of ranging values between the at least two posts and the rangefinder, the first direction being parallel to an optical axis of a laser galvanometer in the welding device, the rangefinder being calibrated based on a first position in the first direction, the first position being a position of a focal point of the laser galvanometer in the first direction, and the rangefinder being at a fixed distance from the laser galvanometer in the first direction.

Abstract: A Doherty power amplifier (PA) includes a main amplifier, an auxiliary amplifier, a first inductor coupled between an output of the main amplifier and a first node, a second inductor coupled between an output of the auxiliary amplifier and the first node, and a third inductor coupled between a supply rail and the first node. The Doherty PA also includes a first capacitor coupled between the output of the main amplifier and a ground, a second capacitor coupled between the output of the auxiliary amplifier and the ground, and an impedance matching circuit coupled between the output of the auxiliary amplifier and an output of the Doherty PA.

Abstract: Methods and devices for user authentication are disclosed. In an embodiment, a user authentication method comprises: receiving a first user input indicating a user identifier; receiving a second user input indicating a hidden PIN, the hidden PIN comprising a combination of digits; verifying the hidden PIN; using the hidden PIN to retrieve an operator and a corresponding one-time valid hint item; displaying the one-time valid hint item to the user; receiving a third user input indicating a transformed hidden passcode, the transformed hidden passcode comprising a combination of symbolic items; and authenticating the user if the transformed hidden passcode corresponds to a stored hidden passcode transformed by the operator, wherein the stored hidden passcode is associated with the user identifier.