Abstract: A method for manufacturing a sensor. The sensor includes a sensing element and a housing, the housing including an interior space, which is accessible through a housing opening, and the sensing element being situated in the interior space and being designed to detect a property and/or a composition of an ambient medium of the sensor. The method includes filling the interior space with a protective medium through the housing opening, the protective medium being designed to transfer the property and/or the composition of the ambient medium to the sensing element; fixing a preferably flexible diaphragm at or in the housing opening preferably for sealing the housing opening, the diaphragm including at least one diaphragm opening; and sealing the at least one diaphragm opening. A sensor, which is manufactured according to this method, is also described.

Abstract: Provided are a mobile body, an information processing method, and a computer program. A mobile body of the present disclosure includes: an imaging unit configured to capture an image of an environment around the mobile body; an estimation unit configured to estimate a position of the mobile body on the basis of the image captured by the imaging unit; a calculation unit configured to calculate the position of the mobile body on the basis of a control command for controlling movement of the mobile body; and a wind information calculation unit configured to calculate information regarding wind acting on the mobile body on the basis of a first position that is the position of the mobile body, which is estimated by the estimation unit, and a second position that is the position of the mobile body, which is calculated by the calculation unit.

Abstract: A sensor barrier structure includes an intake portion provided in an environmental sensor installed in a vehicle. In particular, the environmental sensor includes a sensing portion configured to detect surrounding environment of the vehicle and a passage of fluid flow is formed from the intake portion to the sensing portion in the environmental sensor.

Abstract: This application describes a totem-pole power factor correction circuit and a power supply module. A detection circuit of the totem-pole power factor correction circuit can detect a current between a power transistor and a bridge arm middle point, and determine a current value when an inductor is charged. When a control circuit controls a drive circuit to drive the power transistor to be turned on, in response to a value of a current flowing through the inductor being greater than a first predetermined value, the drive circuit can drive, in time based on a detection result of the detection circuit, the power transistor to be turned off, to protect the power transistor.

Abstract: A display device includes a substrate, a display unit, a binding unit, and an encapsulation layer. The substrate includes an effective display region and a non-display region adjacent to the effective display region, and includes a silicon-containing compound material. The display unit is arranged in the effective display region. The binding unit is arranged in the non-display region and includes a binding portion and signal connection lines. Two ends of the signal connection line are connected to the display unit and the binding portion, respectively. The encapsulation layer wraps the display unit and a part of the signal connection lines The encapsulation layer covers a portion of each of the plurality of signal connection lines, at least a portion of each of the plurality of signal connection lines disposed inside a region covered by the encapsulation layer is configured as a heavily doped semiconductor connection line.

Abstract: The present disclosure relates to methods and systems for improving user experiences of an application. The methods and systems receive biological feedback of the user as the user interacts with an application and adapts the application's behavior in response to detecting a user's instantaneous reaction in response to interactions with the application. The methods and systems use a machine learning model to compare the user's current state based on the biological feedback received to known states to determine the user's instantaneous reaction to interactions with the application. The methods and systems provide feedback with a user experience classification of the user's interactions with the application.

Abstract: The present disclosure in at least one embodiment provides a wireless communication device, comprising a lower case, an upper radome, coupled to the lower case, creating a storage space between the lower case and the upper radome, an antenna disposed in the storage space, and a plurality of internal substrates, disposed between the antenna and the lower case in the storage space, of which one of the plurality of internal substrates is connected to the antenna, wherein each internal substrate of the plurality of internal substrates is disposed along a first direction parallel to a surface of the lower case facing the plurality of internal substrates.

Abstract: The present disclosure discloses a strabismic pupil positioning method, apparatus, a readable storage medium and a device, and belongs to the field of iris recognition. The strabismic pupil positioning method includes: performing initial positioning on a pupil boundary to be positioned as a circle on an iris image; with an initial positioning result as a reference, dividing the iris image into multiple sub-images based on a certain central angle; for each sub-image, traversing a circle center search range and a radius search range, and using a circle center value and a radius value, which correspond to a maximum gray scale change as the circle center and the radius of the sub-image; and obtaining a circular arc segment of each sub-image based on the circle center, the radius and the central angle of each sub-image, and splicing the circular arc segments of all sub-images together to obtain the pupil boundary.

Abstract: Provided are a lane line recognition method, an electronic device and a storage medium, relating to a technical field of artificial intelligence, in particular to technical fields of intelligent transportation, automatic driving and deep learning. The lane line recognition method includes: extracting a basic feature of an original image; recognizing at least one lane line node in the original image by using the basic feature of the original image; extracting a local feature from the basic feature of the original image by using the at least one lane line node; fusing the basic feature and the local feature; and recognizing a lane line in the original image based on a fused result.

Abstract: Disclosed are strain having enhanced L-glutamic acid production capacity, and method for constructing the same and use thereof. A nucleotide sequence is provided by introducing a point mutation to a wild-type BBD29-00405 gene in Corynebacterium glutamicum so that the base at position 597 of SEQ ID NO: 1 is mutated from guanine (G) into adenine (A). Also provided is a recombinant strain obtained by introducing the polynucleotide sequence into L-glutamic acid-producing Corynebacterium glutamicum, the recombinant strain comprising a BBD29-00405 gene containing a point mutation. Compared with an unmodified strain, the resulting strain facilitates production of L-glutamic acid at a higher concentration.

Abstract: A pipeline (180) provided with a silencing structure, the pipeline comprising a pipe (150) and a silencing structure (100). The pipe (150) has a uniform diameter. The silencing structure (100) comprises a main silencing pipe (210) and a baffle (220). The baffle (220) is disposed around the main silencing pipe (210) and is connected on the main silencing pipe (210), and the baffle (220) comprises an opposite first side and second side; the main silencing pipe (210) extends on the first side and/or the second side of the baffle (220); the main silencing pipe (210) of the silencing structure (100) is disposed in the pipe (150) and is connected to the pipe (150) by means of the baffle (220); and the baffle (220) is configured to be capable of stopping a fluid from flowing through the baffle (220) from the space between the pipe (150) and the main silencing pipe (210).

Abstract: A method for determining control and scheduling information of a network includes receiving a radio frequency waveform having scrambled downlink control information (DCI), performing a cell search to determine cell identity information, performing a beam search and beam detection to estimate a signal quality of the waveform, decoding scheduling information associated with the waveform, detecting a control channel encoded with an unknown identity based on the scrambling identity and extracting resource elements of the control channel based on the scheduling information, attempting to decode the control channel via a re-encoding technique that is tested for accuracy and, in response to accuracy testing not passing, via a blind scrambling seed recovery technique, recovering the DCI based on the re-encoding technique or the blind scrambling seed recovery technique, and obtaining the control and scheduling information from the DCI.

Abstract: A method for obtaining information about a channel and an apparatus are provided. The method includes: obtaining N+1 first feedback signals Yn from a passive inter-modulation source; obtaining first update direction information p based on the N+1 first feedback signals Yn; and obtaining information about a channel with the passive inter-modulation source based on the first update direction information p. According to the method and the apparatus in this application, complexity of obtaining the information about the channel with the passive inter-modulation source can be reduced, time and power consumption required for obtaining the information about the channel can be reduced, and accuracy of the information about the channel can be improved.

Abstract: The memory device has a plurality of memory blocks including a plurality of memory cells arranged in a plurality of word lines. The memory device also includes control circuitry that is in communication with the plurality of memory blocks. The control circuitry is configured to receive a data write instruction. The control circuitry is further configured to program the memory cells of the memory blocks to an SLC format. In response to the data programmed to the memory cells of the memory blocks in the SLC format reaching an SLC limit prior to completion of the data write instruction, without erasing the memory cells programmed to the SLC format, the control circuitry is configured to program the memory cells of at least some of the plurality of memory blocks from the SLC format to a TLC format.

Abstract: A positioning system and a positioning method based on radio frequency identification techniques (RFID) are provided. The positioning system includes in-vehicle devices, RFID readers and a server. The in-vehicle devices each includes a positioning device, an image capturing device and an image recognition module. The positioning device obtains a positioning location. The image capturing device captures a driving image. The image recognition module identifies adjacent vehicles, adjacent license plate information, and road attributes, and calculates relative location information. Each of the RFID readers reads a vehicle tag of one of the vehicles passing by, so as to mark a reference vehicle and generate reference vehicle information. A positioning adjustment module of the server determines whether the target vehicle is a reference vehicle, has been the reference vehicle or is a non-reference vehicle, and adjusts the positioning location of the target vehicle in different ways, accordingly.

Abstract: Semiconductor structures and methods for forming the same are provided. A method according to the present disclosure includes forming active regions on a substrate, forming an interconnect structure over the active regions, the interconnect structure including a plurality of dielectric layers and a guard ring disposed within the dielectric layers, etching an opening through the interconnect structure and at least a first portion of the active regions, the opening extending into the substrate, and forming a via structure within the opening. The via structure is surrounded by the guard ring when viewed along a direction perpendicular to a top surface of the substrate.

Abstract: A graphics processing method and system are disclosed. The system includes multiple cores with a master mode core and at least one slave mode core, where the master mode core is configured to construct primitives according to input geometry data, split the constructed primitives into primitive core groups, and distribute the primitive core groups to the master mode core and the at least one slave mode core; and the master mode core and the at least one slave mode core are configured to process the distributed primitive core groups to obtain a rendered image. The system and method of the present disclosure provide powerful parallel data processing capability, which allows for processing of a massive amount of geometry data, and enable excellent performance by taking actual working states of hardware into full consideration.

Abstract: The present disclosure describes techniques of performing machine unlearning in a recommendation model. An unlearning process of the recommendation model may be initiated in response to receiving a request for deleting a fraction of user data from any particular user. The recommendation model may be pre-trained to recommend content to users based at least in part on user data. Values of entries in a matrix corresponding to the fraction of user data may be configured as zero. The matrix may comprise entries denoting preferences of users with respect to content items. Confidence values associated with the fraction of user data may be configured as zero to block influence of the fraction of user data on performance of the recommendation model. The unlearning process may be implemented by performing a number of iterations until the recommendation model has converged.

Abstract: A vehicular software update system includes a management controller coupled to a vehicle and at least one performance controller that receives software for over-the-air (OTA) update in the background from the management controller. The management controller determines a network load of the vehicle and adjusts a transmission speed of the software for OTA update, the software being transmitted to the at least one performance controller, based on a driving state of the vehicle and the network load of the vehicle.

Abstract: An LED display device includes a system board, and multiple daughterboards that are assembled on the system board. The system board includes a drive power circuit, a first gate circuit and a second gate circuit. Each daughterboard includes a substrate, multiple LEDs that are disposed on the substrate, multiple first transistor switches that are respectively connected to the LEDs, and at least one second transistor switch that is connected to the LEDs. With respect to each daughterboard, the first transistor switches and the at least one second transistor switch cooperatively control current flows through the LEDs; the first transistor switches are further connected to the drive power circuit to respectively receive multiple drive currents, and are further connected to the first gate circuit to receive a timing signal; and the at least one second transistor switch is further connected to the second gate circuit to receive a timing signal.