Abstract: Disclosed is a novel lens for an LED light source, and a projection lamp with the same. The lens includes a reflection portion and a divergence portion. A light source is refracted by the reflection portion and then projected to the divergence portion, by which a light beam is then diverged out. The divergence portion has a flat surface side and a concave surface side, and the reflection portion is arranged on the flat surface side. The utility model has the following beneficial effects: the structure is exquisite, by using a new structural design for a focus lens, the light beam of the LED light source is reflected and refracted multiple times in the lens and then diverged, which solves the problem of large area of the LED light source, and at the same time, after being re-focused, the light beam is suitable for forming higher-brightness white light.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A terminal device receives, from a first network device, a lower-layer signaling indicating that a data transmission is to be enabled on a cell of a second network device. If a random access procedure is determined to be skipped for the data transmission, the terminal device determines a timing advance value for a timing advance group that comprises the cell, and enables the data transmission based on the timing advance value. In this way, latency for a L1/L2 based mobility procedure may be reduced.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for selecting and distributing digital components to client devices in ways that protect user privacy and confidential data of content platforms and/or digital component providers are described. In one aspect, a method includes receiving, by a publisher server of a publisher and for a client device of a user, a content request that requests content of the publisher for presentation to the user, the content request comprising a set of data that includes encrypted user data. The publisher server provides the set of data to a secure digital distribution system configured to decrypt the encrypted user data to obtain cleartext user data and select candidate digital components based on the user data. The publisher server receives, from the secure distribution system, candidate digital component data for each of one or more candidate digital components.

Abstract: Embodiments of the present disclosure relate to methods, devices, and computer readable medium for communication. According to embodiments of the present disclosure, an artificial intelligence/machine learning (AI/ML) based positioning model is deployed at a terminal device or a network device. If the AI/ML based positioning model is triggered, location related measurement information of the terminal device is determined based on the AI/ML based positioning model. A core network device estimates a position of the terminal device based on the reported location related measurement information. In this way, the terminal device can be positioned more accurately.

Abstract: Example embodiments of the present disclosure relate to methods, devices, and computer storage medium for communication. A terminal device performs a first size alignment of a pair of DCI formats for multi-cell scheduling if a total number of DCI sizes configured to monitor a PDCCH is greater than a predefined number after a plurality of size alignments of a plurality of pairs of DCI formats for single-cell scheduling; and monitors the PDCCH from a network device based on the first size alignment. As such, an order for DCI size alignments may be determined and the total number of DCI sizes may be limited. The DCI formats for multi-cell scheduling may be aligned after size alignments of DCI formats for signal-cell scheduling, thus the blind detection complexity may be reduced and the detection performance may be improved.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for using cryptographic techniques to enhance data security and privacy and increasing computational efficiency in selecting digital components for multiple digital component slots are described. In one aspect, a method includes receiving, from a client device and by a first MPC computer of a group of MPC computers that collaborate to perform MPC computations, a composite request for digital components to display in multiple digital component slots of an electronic resource. The composite request includes first secret shares of data identifying user groups that include a user of the client device as a member. A determination is made, in collaboration with one or more second MPC computers, a first secret share of a value of each of multiple candidate parameters of a candidate expression for each digital component in a set of digital components.

Abstract: A heating, ventilation, air conditioning, and refrigeration (HVACR) system includes an array of packaged units; and a controller to obtain an operating condition of the array of packaged units, derive the operating condition to construct an operating pattern, select one or more packaged units to be adjusted to increase efficiency of the array of packaged units based on the operating pattern, and to adjust operation of the one or more packaged units selected by the controller.

Abstract: Embodiments of the present disclosure relate to communication. According to embodiments of the present disclosure, if an expiration of a data inactivity timer occurs during a handover, a terminal device maintains in a RRC connected state. The terminal device releases a link with the source network device. Further, the terminal device is able to ignore the expiration of the data inactivity timer during the handover. In this way, the impact of data inactivity of the source network device is properly handled.

Abstract: This disclosure relates to verifying the trustworthiness of web applications. In one aspect, a method includes obtaining, by a browser of a client device, an electronic resource comprising code for a web application. The browser renders the electronic resource, including processing the code of the web application. The code causes the browser to initiate a request to a remote server. In response to processing the code, the request is generated and modified to include at least a portion of an integrity element for the web application. The modified request is sent to the remote server. A response to the request is received from the remote server. The response is based on the remote server verifying that the web application is trustworthy using the integrity element. Data is displayed based on the response.

Abstract: Embodiments of the present disclosure relate to a method and apparatus of data transmission in a wireless communication system and a method and apparatus of receiving data in a wireless communication system. The method of data reception comprises transmitting a request for the RRC message to the network node based on default transmission parameters; and receiving the RRC message from the network node at a predetermined time unit. With embodiments of the present disclosure, it is possible to request the RRC message when the terminal device need this message and therefore the RRC message transmission can be reduced and in turn, the inter-node interference can be limited, and the number of LBTs required for these signal transmissions can be reduced if they are transmitted on unlicensed spectrum.

Abstract: Implementations of the present disclosure relate to methods, devices and computer readable media for communications. A method implemented at a terminal device comprises receiving first DCI at a terminal device from a network device. The first DCI comprises a first indication of a first set of cells and scheduling data transmissions in a subset of the first set. The subset comprises more than one of the cells. The method also comprises receiving, from the network device, a second indication of the subset of the first set. The method further comprises performing, based on the first DCI, the data transmissions in the more than one of the cells in the subset.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A network device determines at least one of first information, second information or third information, the first information indicating a TDD configuration for a terminal device, the second information indicating at least one of a power level or a hardware state of a repeater device, the third information indicating channel qualities of a first link between the network device and the terminal device via the repeater device and a second link between the network device and the terminal device. The network device determines control information indicating turn-on or turn-off of the repeater device based on the at least one of the first information, the second information or the third information, and transmit the control information to the repeater device. In this way, determination and transmission of on-off information for a network-controlled repeater device is defined.

Abstract: Embodiments of the present disclosure relate to communications. According to embodiments of the present disclosure, a network device transmits at least one configuration associated with precoding matrix to a terminal device. The network device also transmits downlink control information (DCI) for scheduling a physical uplink shared channel (PUSCH) to the terminal device. The DCI comprises an indication of a precoding matrix index. The terminal device determines a precoding matrix based on the at least one configuration and the indication. The terminal device transmits the PUSCH based on the precoding matrix. In this way, the precoding matrix can be selected properly.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for using cryptographic techniques to enhance data security and privacy and increase computational efficiency in selecting digital components are described. In one aspect, a method includes receiving, by an MPC computer of a group of MPC computers configured to perform computations of a secure MPC protocol to select digital components for distribution to client devices, a first secret share of location information indicating a location of a client device. The MPC computer generates, by performing the computations of the secure MPC protocol in collaboration with one or more second computers of the group of MPC computers, a first secret share of a selection result including data identifying a selected digital component that is selected from candidate digital components that are candidates based at least in part on the location of the client device.

Abstract: Embodiments of the present disclosure relate to method, device and computer readable medium of communication. A terminal device deployed with first and second sets of antenna ports receives DCI for scheduling an uplink transmission, the DCI comprising a first SRI and a second SRI. The terminal device determines a first set of antenna port indexes based on a first number of layers of the uplink transmission indicated by the first SRI and indexes of SRS resources in a first set of SRS resources, and determines a second set of antenna port indexes based on indexes of SRS resources in a second set of SRS resources, a second number of layers of the uplink transmission indicated by the second SRI and the number of SRS resources in the first set of SRS resources. Then the terminal device performs the uplink transmission over antenna ports corresponding to the first and second sets of antenna port indexes. In this way, a simultaneous transmission across multi-panels is well supported.

Abstract: Example embodiments of the present disclosure relate to methods, devices, and medium for communication. A terminal device receives, from a core network device, an LPP message informing the terminal device to activate an AI-based positioning for determining location related information based on an output of the positioning model; and transmitting the location related information to the core network device. In additional, an interaction between an access network device and a core network device via NRPPa is triggered to activate an AI-based positioning for determining location related information based on the output of a positioning model, and transmitting the location related information to the core network device. In this way, a procedure between the terminal device and the core network device is defined and thus the positioning accuracy may be improved.

Abstract: A dual-use adaptor includes a stationary tube, a section tube, a conversion nut, an adjusting stud, a first positioning screw, and a second positioning screw. The stationary tube includes a first end fixed to the section tube and a second end rotationally coupled to the conversion nut. The adjusting stud includes a positioning groove and is disposed within the stationary tube to threadably couple with the conversion nut. The first positioning screw extends radially from the inner wall of the stationary tube to the conversion nut. The second positioning screw extends radially from the inner wall of the stationary tube to the positioning groove. Rotation of the conversion nut causes the adjustment stud to move axially along the stationary tube.

Abstract: This disclosure relates to a method for anonymous attestation that includes receiving, by an application running on a client device and from a first content provider, an authentication request to authenticate a user to receive content from a second domain of a second content provider, redeeming, with an attestation token issuing system that issued an anonymous attestation token attesting to the user's authentication to the second content provider, the anonymous attestation token by transmitting the anonymous attestation token with a second request, receiving a redemption result representing whether the attestation token was successfully redeemed, signed by the attestation token issuing system using a digital signature and is operable to verify, to the second content provider, that the user is authenticated to the second content provider without identifying the user to the second content provider, and transmitting, to the first content provider, the redemption result.

Abstract: An energy storage system includes a controller and a plurality of battery packs connected in parallel. The battery pack includes a cell pack, a temperature sensing module, a temperature control module, and a battery management system (BMS). The temperature sensing module is configured to detect a temperature of the battery pack, the temperature control module is configured to heat the battery pack, and the BMS is configured to send heating requests and states of charge (SOCs) of corresponding battery packs to the controller. The controller determines, based on a difference between a voltage of a direct-current bus and a charging voltage reference value of the energy storage system, a quantity of battery packs whose temperature control modules can be enabled, and determines, based on the SOCs of the battery packs, priorities for enabling the temperature control modules of the battery packs, enhancing utilization of power generation power.