Abstract: A pot lid assembly configured to cover a pot body. The pot lid assembly comprises a pot lid and a mixing machine. The mixing machine includes an electric motor and a mixing apparatus. The mixing apparatus includes a stirring rod and a plurality of stirring vanes positioned on the stirring rod. The electric motor includes a rotary shaft operatively connected with the stirring rod so that the electric motor can cause the stirring rod to rotate. The pot lid is configured to cover the pot body to form a closed cooking space. When the pot lid is removed from the pot body, the mixing apparatus remains located in the cooking space of the pot body. When the pot lid assembly of the present application is in use, the mixing apparatus remains in the cooking space of the pot body after the removal of the pot lid.

Abstract: A cooking appliance is provided. The cooking appliance comprises a cooker body for receiving food and a lid for covering the cooker body. The cooking appliance has a front side for facilitating cooking operations and a rear side spaced apart from the front side. The cooker body comprises at least one latch slot disposed on an inclined rear side of the cooker body. The lid comprises at least one latch bar disposed on a periphery thereof and extending outwardly therefrom. When the lid is detached from the cooker body, the latch bar is operable to be inserted into the corresponding latch slot to secure the lid at the inclined rear side of the cooker body, allowing a user to secure the lid to the latch slot without reaching a rear side of the cooker body by hand, and to retrieve the food without accidentally contacting the lid.

Abstract: Embodiments of the present invention disclose a reference signal transmission method, including: sending, by a terminal, a first reference signal and a second reference signal; and correspondingly, receiving, by a network device, the first reference signal and the second reference signal, where the first reference signal is mapped to a plurality of symbols and is used for estimation of channel state information, the second reference signal is mapped to at least two of the plurality of symbols and is used for phase tracking, and a subcarrier to which the second reference signal is mapped on one of the at least two symbols has a same frequency-domain location as a subcarrier to which the second reference signal is mapped on the rest of the at least two symbols. With the foregoing solution, accuracy of channel state information estimation can be improved.

Abstract: Aspects of the invention include a computer-implemented method including extracting a domain-specific object feature from a first image data, wherein the feature describes an object in the first image data. A domain-specific semantic meaning of text data is determined. The object feature is mapped to a portion of the text data, wherein the portion of the text data describes the object. A joint representation of the object and the portion of the text data is created. A second image data and a query directed towards an object in the second image data is received. An answer to the query is generated based on the joint representation.

Abstract: A data transmission method includes establishing, by a first apparatus in a distributed system, a connection to a target end; sending, by the first apparatus, connection information of the connection to a second apparatus that is in the distributed system and that transmits data to the target end; transmitting, by the second apparatus, the data to the target end based on the connection information and using a stream of the connection.

Abstract: The present disclosure relates to beam configuration methods and apparatus. One example method includes receiving, by a terminal, beam configuration information from a network device, where the beam configuration information is used to instruct the terminal to transmit a signal by using a first beam, and transmitting, by the terminal, the signal by using at least the first beam when a first preset duration starting from a first time point expires, where the first time point is a time point at which the terminal sends an acknowledgement (ACK) message for the beam configuration information to the network device.

Abstract: Embodiments of this application provide a non-coherent data transmission method and a communication apparatus. In the method, a transmit end device determines, in a first constellation, a first constellation point corresponding to first to-be-modulated bits, where the first constellation point corresponds to P first symbols, P=M*N, M is a positive integer, and N is an integer greater than 1; and sends the P first symbols on N resource units by using M antenna ports, or sends P second symbols determined based on the P first symbols, and foregoes sending demodulation reference signals of the P first symbols or the P second symbols. In the method, a constellation is designed, and each constellation point in the constellation corresponds to a plurality of resource units so that data can be transmitted with no need to transmit a reference signal, and only the data needs to be transmitted.

Abstract: A control information sending/receiving method and device are provided, to implement indicating a time-frequency location of a control channel to a terminal device in a 5G NR system or a future evolved LTE system. The method includes: receiving, by a terminal device, broadcast information; determining, from at least two predefined time-domain locations, a time-domain location of a broadcast channel carrying the broadcast information; determining a time-domain location of a control channel based on the time-domain location of the broadcast channel; and performing control channel detection in the determined time-domain location of the control channel.

Abstract: Disclosed are a data caching method and apparatus for multiple concurrent deep learning training tasks. The method includes: step 1, executing preheating training for each task, collecting feature parameters of training batch samples, and sorting all the tasks according to the collected feature parameters; step 2, calculating the sample number of each training batch hit in a cache of each task under system pre-allocation, and the expected sample number of each training batch hit in the cache of each task; step 3, concurrently executing deep learning training by using a cache dynamic allocation and management strategy; and step 4, when each task enters a last training epoch, adding no new sample data to the caches of these tasks, gradually releasing the occupied cache, and making the released cache to be used by other tasks that are not finished.

Abstract: Features are disclosed for training and using a word embedding model configured to receive textual and context data associated with an utterance of a user. A word embedding model can be trained with text data and context data to account for context associated with the text data. The word embedding model can receive an input vector including text data and one or more sets of context data associated with the text data and perform word embedding based on the input vector. In some embodiments, the input vector can include an automatic speech recognition (“ASR”) confidence score generated by an ASR model and one or more labels generated by an NLU model. In some embodiments, the input vector can include user information associated with the user.

Abstract: This application provides a method including: receiving first configuration information of an SRS resource from a network device, where the first configuration information includes a repetition factor of the SRS resource, and the repetition factor of the SRS resource is a quantity N of positions at which the SRS resource is mapped to a same subcarrier and mapped to at least one continuous symbol in one time unit, where N?1 and is an integer; determining at least one first frequency domain resource to which the SRS resource is mapped in a first time unit.

Abstract: This application provides a reference signal sending and receiving method, a network device, a terminal device, and a system, to be applicable to resource configuration for an SRS in NR. The method includes: sending, by a terminal device, a sounding reference signal SRS based on a location of a starting subcarrier for transmitting the SRS, where the location of the starting subcarrier for transmitting the SRS is determined by an offset of a sounding region, the offset of the sounding region indicates a resource offset between a starting subcarrier of the sounding region and a starting subcarrier of a bandwidth part BWP of the terminal device, and the sounding region is a resource that can be used to transmit the SRS.

Abstract: A client device and a network access node engaged in downlink measurement information signaling and transmission in a communication system. The client device transmits a set of uplink reference signals and a feedback signal to the network access node. The feedback signal indicates measurement information about the downlink between the client device and a network access node. Based on the set of uplink reference signals and the feedback signal, the network access node determines a precoder and performs a downlink transmission of data/pilots to the client device using the precoder.

Abstract: Disclosed is an active control Stewart vibration damping platform, including a load-bearing platform, a base, and six telescopic rods. Each telescopic rod includes a driving motor, a rotating shall, a sleeve, and a moving rod. One end, away from the driving motor, of the rotating shaft is provided with a cylindrical cavity, one end of the moving rod penetrates through the cylindrical cavity, and the sleeve is sleeved outside the rotating shall. The rotating shaft is in running lit with the sleeve through a first bearing, and the moving rod is in sliding fit with the sleeve through a second bearing. The moving rod and the rotating shaft are respectively provided with a spiral permanent magnet. The spiral permanent magnet on the rotating shaft can drive the moving rod to move in an axial direction of the rotating shaft through the spiral permanent magnet on the moving rod when rotating.

Abstract: A coffee maker comprises a body and a brewing device, the body comprises an abutting portion, and the brewing device comprises a receiving apparatus and a top lid movably assembled on the receiving apparatus. The receiving apparatus is provided with a receiving chamber. The top lid is located above the receiving chamber. The brewing device is movable so that the top lid can be switched between a closed state and an opened state. When the brewing device is moved to a position near the body, the abutting portion abuts the top lid so that the top lid is switched to the closed state. When the brewing device is moved forward to a position away from the body, the top lid is disengaged from the abutting portion and the top lid is automatically switched to the opened state without having to be manually raised, thus enabling convenient operation.

Abstract: An air fryer comprises a main body and a lid assembly. The lid assembly is operable to removably cover the main body. The air fryer comprises a support structure removably assembled to the lid assembly; wherein the support structure is operable to be seated on a working surface for supporting the lid assembly, thereby providing convenient placement of the lid assembly.

Abstract: A head mounted display includes a combiner configured to receive display light from a micro-display. The world-facing surface of the combiner has a curvature that corresponds to a user's vision correction prescription. The head mounted display also includes a corrective layer having a second curvature that corresponds to the user's vision correction prescription. The corrective layer is disposed on the eye-facing surface of the combiner such that the focal point of the display light is adjusted for the specific user as the display light exits the combiner towards the user's eye.

Abstract: The present invention belongs to the field of computer visual detection, and relates to a binocular automatic gear pitting detection device based on deep learning, comprising a gearbox system, a data acquisition system, an image processing system, a tooth surface positioning system, a control system and a motor, wherein the gearbox is used for installing paired meshing gears; the data acquisition system is arranged on the side wall of the gearbox, and a CCD industrial camera is arranged on the data acquisition system; the image processing system completes quantitative evaluation of gear pitting and target detection based on a deep learning technology; both ends of the tooth surface positioning system are respectively connected with the motor and the gearbox, and the torque of the motor is transmitted to an input shaft of the gearbox.

Abstract: Methods and systems for performing time synchronization for a Cellular Vehicle-to-Everything (C-V2X) wireless interface of a vehicle are provided. In one example, a method comprises: determining, by a vehicle UE, whether a Global Navigation Satellite System (GNSS) receiver of the vehicle receives a GNSS signal including time information for a time synchronization operation for the vehicle's local clock source; based on whether the GNSS receiver receives a GNSS signal including the time information, adjusting a local clock time of the vehicle's local clock source based on one of: the time information included in the GNSS signal, or one or more wireless signals broadcasted from a base station; and adjusting, based on the adjusted local clock time, at least one of: a phase or a frequency of a clock signal supplied to the C-V2X wireless interface.

Abstract: An optical device includes a freeform lightguide to direct light from a display to a region where a user's eye is expected to be positioned. The freeform lightguide includes a lightguide substrate with first and second opposing surfaces extending between a first end and a second end of the freeform lightguide, with at least the second surface being a freeform surface and being overlaid with a partial mirror layer. The first surface being overlaid with at least a quarter-wave plate layer and a polarization beam splitter layer. The freeform lightguide also includes an in-coupling interface proximate to the first end of the freeform lightguide to receive light from the display.