Abstract: An apparatus for detecting a distributed denial-of-service (DDoS) attack in a networked computing system includes at least one detector in operative communication with a corresponding router in the networked computing system. The detector is configured: to receive data packets from the router; to compare a volume of the data packets received by the detector with a threshold value; to obtain an Autonomous System Number (ASN) associated with a source Internet Protocol (IP) address of the received data packets when the volume of the data packets exceeds the threshold value; and to generate an output signal indicative of a probability of a presence of a DDoS attack based at least in part on threat information corresponding to the ASN associated with the source IP address of the received data packets.

Abstract: A method of determining presence of mobile communication devices at points-of-interest. The method comprises analyzing location data of a mobile communication device by a clustering application executing on a computer system, determining clusters of the location data by the clustering application, determining cluster centroids by the clustering application, determining a plurality of routes traveled by the device by a routing application based on the centroids, analyzing the centroids and the routes by a patterning application, determining a pattern of association between the centroids and the routes by the patterning application, observing a previously determined pattern of centroids by the patterning application, and based on observing the previously determined pattern of centroids, determining a route traveled by the device by the patterning application, whereby an instance of determining the route traveled by the device by the routing application is avoided.

Abstract: The present invention discloses an intelligent traffic safety pre-warning method, a cloud server, onboard-terminals and a system. The method comprises: a step (101): the onboard-terminal establishes a communication connection with the cloud server; a step (102): the onboard-terminal acquires data, and uploads data calculated based on the acquired data to the cloud server; a step (103): the onboard-terminal receives feedbacks from the cloud server, the feedback comprising the probability that the current vehicle has an accident within a set range of the current road segment; and a step (104): the onboard-terminal receives the probability that the current vehicle has an accident within the set range of the current road segment, and then transmits the feedback to the driver by human-computer interaction.

Abstract: In an embodiment, a method for providing a virtual environment comprises receiving an input, executing a virtual environment application in response to receiving the input, and generating a display of a virtual environment. The virtual environment comprises a plurality of advertisement locations. The method also includes receiving, from a plurality of advertisement providers, a plurality of advertisements for the plurality of advertisement locations, populating the plurality of advertisement locations with the plurality of advertisements, and displaying the display of the virtual environment having the plurality of advertisements in the plurality of advertisement locations. The method further includes receiving a navigation input, modifying the display to present a different viewpoint within the virtual environment that correlates to a movement within the virtual environment, receiving an ad selection input for an ad of the plurality of advertisements, and displaying advertisement data for the ad.

Abstract: A method for transmitting uplink data, a user equipment and a network-side device are provided according to the present disclosure. The method for transmitting uplink data includes: transmitting a first message to a network-side device; receiving a second message fed back by the network-side device, where the second message is determined by the network-side device based on information about the network-side device and the first message; and transmitting the uplink data in an uplink data transmission manner corresponding to the second message. In solutions of the present disclosure, the user equipment can flexibly transmit uplink data in response to an instruction from a network-side device without being limited to transmitting the uplink data in an uplink scheduling grant-based manner, thereby achieving the objectives of fulfilling service requirements and transmitting uplink data with high flexibility and stability.

Abstract: A speaker system uses destructive wave interference to generate “dead spots” with respect to an audio presentation. The signal for the dead spot generating device can be an inverted signal generated using the audio signal. In one embodiment, the inverted signal is generated using the audio signal, an indication of loudness at one or more active speakers, and a determination of the characteristics of the sound path from the one or more active speakers (including delay and attenuation).

Abstract: Systems and methods are described for recognizing and responding to commands. A system may receive voice data and determine an intended command. The system may then determine a position and viewpoint orientation of the user to be able to determine one or more digital assets associated with the user. The system may then determine a current state associated with each digital asset of the one or more digital assets to be able to determine at least one digital asset that is configured to process the command. The system can then apply the command to at least a first digital asset of the at least one digital asset that is configured to process the command.

Abstract: To provide a photodetector which enables reception of massively parallel optical communication, and with which a large volume of data for multi-mode transmission or multi-core transmission can be received instantaneously at once. A photodetector comprising a two-dimensional photodetector array in which a plurality of photodetectors 9 are arranged in a two-dimensional array, and which includes a wire 12 having a width of not more than 4 ?m between the plurality of photodetectors. Each of the photodetectors has a light reception area with a side measuring not more than 100 ?m. The plurality of photodetectors arranged in a two-dimensional array are spaced apart from each other by not less than 20 ?m.

Abstract: A speech recognition device includes: an acoustic model based on an End-to-End neural network responsive to an observed sequence formed of prescribed acoustic features obtained from a speech signal by feature extracting unit, for calculating probability of the observed sequence being a certain symbol sequence; and a decoder responsive to a symbol sequence candidate, for decoding a speech signal by a WFST based on a posterior probability of each of word sequences corresponding to the symbol sequence candidate, probabilities calculated by the acoustic model for symbol sequences selected based on an observed sequence, and a posterior probability of each of the plurality of symbol sequences.

Abstract: The present disclosure provides a method for producing a laminate for non-linear optics.

Abstract: A control method and a terminal are provided. The control method includes: acquiring dedicated RRC information and/or system information; performing a control operation on a CORESET and/or CSS according to information carried in the dedicated RRC information and/or system information, wherein the information is related to the CORESET and/or CSS.

Abstract: A fingerprint recognition method and a mobile terminal are provided. The method includes: recognizing, if a touch operation on a screen of the mobile terminal is detected, a touch area, on which the touch operation is performed, of the screen of the mobile terminal; controlling, if it is detected that the mobile terminal is in a state for fingerprint authentication, a brightness value of the touch area to be greater than or equal to a first preset brightness value, and a brightness value of a display area other than the touch area of the screen of the mobile terminal to be less than the first preset brightness value; and collecting and recognizing fingerprint information of the touch area by using a fingerprint recognition member.

Abstract: Provided in an embodiment of the present disclosure are a sidelink transmission method and a terminal. The sidelink transmission method includes transmitting SCI through a PSCCH of a sidelink. The SCI includes an information field, and the information field is used to indicate physical layer information of the sidelink.

Abstract: A terminal detection method obtaining current first position information of a terminal, where the first position information indicates that a position where the terminal is currently located is a first position and, when the first position information does not match second position information stored in the terminal, obtaining a first direction vector between a target base station and the terminal, where the target base station is to be accessed by the terminal. A current first normal vector of an antenna array plane of the terminal is obtained. A first target vector according to the first direction vector and the first normal vector is determined. The first target vector instructs the terminal to search for a signal transmitted by the target base station in a direction of the first target vector. The method and related terminal may be applied to the process of the terminal accessing the target base station.

Abstract: The systems and methods enforcing communications semantics on a private network, comprising: establishing a secure and encrypted private network with a whitelist of two or more profiles using alias and digital keys; associating each profile with equal access and control irrespective of its associated computing device capability; embedding communication information at source or destination in secure endpoint object; embedding communication information in transit in a secure conversation object wherein each conservation object has one or more message objects with one or more attributes comprising of source address, destination address, time sent, or time received; enforcing one or more of distribution parameters or life cycle parameters for the communication information.

Abstract: The systems and methods of gesture triggered automatic erasure on a private network, comprising: establishing a secure and encrypted private network with one or more profile computing devices; embedding local information on a first profile within one or more secure objects; embedding transit information exchanged by the first profile on the private network within one or more secure objects at source and destination; receiving a signal from the first profile computing device; automatically deleting one or more of the secure objects with embedded local and transit information from all profile computing devices.

Abstract: The disclosure provides a method and device in communication node for wireless communications. The communication node receives first information and second information, transmits a first signaling, and transmits a first signal; the first information is used for determining first power, the second information is used for determining a reference pathloss; wherein the first signaling is used for indicating a target distance and time-frequency resources occupied by the first signal; the reference pathloss corresponds to a reference distance, the reference distance being greater than 0; a ratio between the target distance and the reference distance as well as the reference pathloss are used together for determining a target pathloss; the target pathloss is used for determining second power, and a smaller value between the first power and the second power is used for determining transmitting power of the first signal. The present disclosure can effectively support power control for Groupcast.

Abstract: The present disclosure provides a method and a device in a UE and a base station for wireless communications. A UE transmits a first characteristic radio signal in a first radio resource, a first sequence being used for generating the first characteristic radio signal; transmits a second characteristic radio signal in a second radio resource, a second sequence being used for generating the second characteristic radio signal; and transmits a first radio signal in a third radio resource. Herein, parameters of a channel that the first radio signal goes through are related to parameters of a channel that the second characteristic radio signal goes through; a first ID is used for determining at least one of the second sequence or the first radio signal. The presents disclosure can reduce conflicting access to the UE, thereby enhancing the capacity of access to the UE.

Abstract: A method of configuring a Service Data Adaptation Protocol (SDAP) entity and a terminal device are provided, and the method includes: receiving configuration information, where the configuration information includes an identifier of a DRB to be configured, and a PDU session identifier corresponding to the DRB to be configured; configuring, according to the configuration information, the DRB to be configured and a target SDAP entity corresponding to the PDU session identifier.

Abstract: An emergency alert system, method and device are disclosed. The invention employs an emergency alert message, which directs end users to take some particular action like evacuating an identified geographic area. The invention further employs a geographic area message, which is based on a particular geographic area within which all persons should receive the emergency alert message. The invention utilizes an emergency alert enabled device that receives both the emergency alert message and the geographic area message. The emergency alert enabled device determines whether it is located within the geographic area of concern, and if so, presents the emergency alert message to the end user.