Abstract: A semiconductor device includes a first semiconductor well. The semiconductor device includes a channel structure disposed above the first semiconductor well and extending along a first lateral direction. The semiconductor device includes a gate structure extending along a second lateral direction and straddling the channel structure. The semiconductor device includes a first epitaxial structure disposed on a first side of the channel structure. The semiconductor device includes a second epitaxial structure disposed on a second side of the channel structure, the first side and second side opposite to each other in the first lateral direction. The first epitaxial structure is electrically coupled to the first semiconductor well with a second semiconductor well in the first semiconductor well, and the second epitaxial structure is electrically isolated from the first semiconductor well with a dielectric layer.

Abstract: A method for sawing a semiconductor wafer is provided. The method includes sawing the semiconductor wafer with a first dicing blade to form a first opening. The semiconductor wafer includes a dicing tape and a substrate attached to the dicing tape. The first opening is formed in the upper portion of the substrate. The method also includes sawing the semiconductor wafer with a second dicing blade from the first opening to form a second opening under the first opening and in the middle portion of the substrate. The method further includes sawing the semiconductor wafer with a third dicing blade from the second opening to form a third opening under the second opening and penetrating the lower portion of the substrate, so that the semiconductor wafer is divided into two dies. The first dicing blade, the second dicing blade, and the third dicing blade have different widths.

Abstract: A multimedia system and a protocol converter are provided. The multimedia system includes a sink device, e.g., a television, various audiovisual devices connected to the sink device, and the protocol converter. The protocol converter is connected to the sink device, and processes the audio and video signals inputted from a specific audiovisual source and outputted to the sink device to be played. The audio signals can be processed and played by an audio playback device directly connected with the protocol converter. Furthermore, the protocol converter can process the audio signals being returned from the sink device of the multimedia system via an audio return channel or an enhanced audio return channel. Finally, the received audio signals are converted and outputted to one of various audio output interfaces supported by the protocol converter.

Abstract: Embodiments of the present disclosure provide a wireless communication method, a terminal device and a network device. The method includes determining, by the terminal device, a plurality of search spaces for transmitting same DCI; and detecting, by the terminal device, the DCI in the plurality of search spaces.

Abstract: A topical subcutaneous microcirculation detection device includes a first light source module, a second light source module, a lens plate, a first light sensor, and a second light sensor. The first and second light source modules are configured to emit first and second illumination beams, respectively. A flat plate portion of the lens plate is disposed to lean against a first portion of skin of a subject. A convex surface of a first convex lens portion of the lens plate is disposed to push into a second portion of the skin of the subject. The first and second illumination beams are reflected into first and second reflected beams by the first and second portions of the skin, respectively. The first and second reflected beams are transmitted to the first and second light sensors, respectively.

Abstract: A photodynamic therapy tablet and corresponding preparation method, as well as a construction method and system specifically designed for anti-tumor models, are disclosed. The tablet includes a wireless power supply unit, a circuit unit, micrometer-level LED array, and a flexible transparent biocompatible encapsulation. It can be surgically implanted in close proximity to tumor cells within the human body, enabling precise irradiation of the targeted tumor cells. By harnessing light of a specific wavelength, the tablet facilitates the generation of lipid peroxides, which, in conjunction with a ferroptosis inducer, effectively triggers ferroptotic cell death in tumor cells. The ultrasound wireless self-powering photodynamic therapy tablet is utilized for the treatment of tumor cells through photodynamic therapy (PDT). By combining the ferroptosis inducer with PDT, the present invention effectively addresses the issue of limited efficacy observed when using the ferroptosis inducer alone.

Abstract: In some aspects, a mobile device may receive, from a transmitting device, the signal by a plurality of antennas. The mobile device may measure one or more phase differences among the signal received at the plurality of antennas. The mobile device may determine a first set of possible values for the angle of arrival that are consistent with the one or more phase differences. The mobile device may measure one or more signal values using one or more sensors of the mobile device. The mobile device may for each of the first set of possible values, determining a confidence score based on the one or more signal values. The mobile device may select, based on the confidence scores, one of the first set of possible values as the angle of arrival.

Abstract: The present disclosure provides a method and device for synchronizing azimuth detection data while drilling. The method includes: starting, by a control module, according to a command that measurement has been started sent by a tool face angle measurement module, a timer to record a first time, and sending, by the control module, a detection signal acquisition starting command to a detection signal acquisition module; performing, by the detection signal acquisition module, a parameter configuration according to the detection signal acquisition starting command, and sending, by the detection signal acquisition module, a command that work has been started to the control module based on a configuration completion state; stopping the timer and recording a second time by the control module according to the command that work has been started.

Abstract: Systems and methods are disclosed for automatically predicting a risk score of a user login attempt by receiving a user login attempt and generating a login feature vector associated with the user login attempt. The systems and methods further train a machine learning technique to establish a relationship between the login feature vector and the risk score. The trained machine learning technique is applied to new user login attempts to predict a risk score associated with the login attempt and issue an authentication challenge to the user if the risk score exceeds a predetermined threshold value.

Abstract: A backlight module and a display device are provided. The backlight module includes a light source structure and at least one optical film. The optical film is disposed above the light source structure. The optical film includes a main body and plural optical structures. The optical structures are disposed on the main body. Each of the optical structures is a tapered structure. Each of the optical structures has plural side surfaces, and a portion of light emitted from the light source structure is guided toward plural primary directions when passing through the side surfaces of the optical structures, and therefore the light emitted from the light source is no longer concentrated on the top of each of the optical structures.

Abstract: An interactive white board includes a display screen, a metal backboard, an antenna assembly, and a mainboard, wherein the metal backboard is located behind the display screen, and is provided with through holes, the antenna assembly is disposed on a surface of the metal backboard facing away from the display screen, and is located in a display region of the display screen, the antenna assembly is disposed directly opposite to the through holes, the mainboard is provided on the surface of the metal backboard facing away from the display screen, and the antenna assembly is electrically connected with the mainboard.

Abstract: A method for manufacturing a semiconductor device, including the following steps. A plurality of first vias are formed in a first dielectric layer in a memory cell region and a peripheral region. A surface treatment is performed on the plurality of first vias to form a plurality of sacrificial layers. The plurality of sacrificial layers are removed to form a plurality of recesses. A plurality of protective layers are formed in the plurality of recesses. A memory device is formed on the first dielectric layer in the memory cell region. A second dielectric layer is formed on the memory device and on the first dielectric layer. A plurality of second vias is formed in the second dielectric layer in the memory cell region and the peripheral region to electrically connect the memory device in the memory cell region and the first vias in the peripheral region, respectively.

Abstract: Certain aspects of the present disclosure provide techniques for a channel state information (CSI) report configuration for a multiple transmission reception point (TRP) transmission, such as a non-coherent joint transmission (NCJT). A method by a base station (BS) includes providing a user equipment (UE) with a CSI report configuration. The CSI report configuration is associated with one or more CSI reference signal (RS) resources. Each CSI-RS resource comprising a set of ports or port groups. The BS signals the UE to enable the UE to send a CSI report including CSI for more than one CSI-RS resource or for a CSI-RS resource comprising more than one port group and receives a CSI report from the UE.

Abstract: An eye diagram measuring method includes: sampling a compensated input signal according to a reference voltage and a reference clock to obtain a first sampling result; and sampling a to-be-compensated input signal according to a scan voltage and a scan clock to obtain a second sampling result, including: (b1) storing a minimum phase and a voltage level which render the first sampling result identical to the second sampling result; (b2) increasing the voltage level and repeating operation (b1); (b3) decreasing the voltage level and repeating operation (b1); (b4) storing a maximum phase and the voltage level which render the first sampling result identical to the second sampling result; (b5) increasing the voltage level and repeating operation (b4); and (b6) decreasing the voltage level and repeating operation (b4). Voltage levels, maximum phases and minimum phases that are stored are for adjusting the reference voltage and the reference clock.

Abstract: A hub motor is disclosed, the hub motor is mounted on an axle assembly, the an axle assembly includes an axle rod and an axle sleeve, and an independent cassette flywheel is provided at one end of the axle sleeve where an end cover is located, a limiting sleeve is disposed outside of the cassette flywheel to prevent the cassette flywheel from detaching from the axle sleeve, and an anti-rotation piece for preventing rotation of the axle sleeve is provided at another end of the axle sleeve where a wheel hub is located.

Abstract: A complementary metal-oxide semiconductor device formed by fabricating CMOS nanosheet stacks, forming a dielectric pillar dividing the CMOS nanosheet stacks, forming CMOS FET pairs on either side of the dielectric pillar, and forming a gate contact for at least one of the FETs.

Abstract: A double-sided flexible circuit board includes a flexible substrate, through circuit lines, first circuit lines and second circuit lines. The first circuit lines are formed on a top surface of the flexible substrate and each includes a first segment, a bent segment and a second segment. One end of the first segment is connected to a first connection end of one of the through circuit lines. Both ends of the bent segment are connected to the other end of the first segment and one end of the second segment, respectively. A second distance between the adjacent second segments is greater than a first distance between the adjacent first segments. The second circuit lines are formed on a bottom surface of the flexible substrate and each is connected to a second connection end of one of the through circuit lines.

Abstract: Methods and systems that use of a multi-tiered machine learning architecture that aggregates traits of blockchain and off-chain operations. The multi-tiered machine learning architecture then uses this data to generate recommendations related to account identities for communications (e.g., blockchain operations) that occur across decentralized applications.

Abstract: A metal circuit structure based on a flexible printed circuit (FPC) contains: a substrate, a first metal layer attached on the substrate, a second metal layer formed on the first metal layer, and an intermediate layer defined between the first metal layer and the second metal layer. A first surface of the intermediate layer is connected with the first metal layer, and a second surface of the intermediate layer is connected with the second metal layer. The intermediate layer is made of a first material, the second metal layer is made of a second material, and the first material of the intermediate layer does not act with the second material of the second metal layer.

Abstract: The preparation method of a starch-based double-loaded functional nanoparticle includes: performing restrictive hydrolysis treatment on egg high-density lipoprotein using proteases to obtain the polypeptide; performing self-assembling on a mixed system containing the polypeptide and quercetin under the alkaline condition to form a micelle nanoparticle; performing covalent grafting reaction on a mixed system containing the micelle nanoparticle and anthocyanin under the alkaline condition to form a graft; and electrostatically compounding carboxymethyl dextrin with the graft to obtain the starch-based double-loaded functional nanoparticle. In the preparation method, raw materials derived from natural sources are used, and the self-assembled colloid nanoparticle with good properties can be obtained by adjusting the pH without any organic reagents.