Abstract: The present invention provides a service packaging method based on web page segmentation and search algorithm, comprising the following steps: a service extraction stage, comprising dynamic packaging and/or static packaging; for dynamic packaging, parsing a dynamic web page, tagging forms that possibly exist in parsed dynamic form information, and tagging and defining, by a user, desired forms among the forms that possibly exist; for static packaging, parsing a static web page, blocking and tagging parsed static forms, and selecting and defining, by the user, desired blocks, and filling in a name, description information and an extraction rule of a service; and a service calling stage, comprising inputting, by the user, related information for calling a service, and generating, by a back end system, a corresponding service according to the received related information for calling the service and according to the extraction rule, and returning the corresponding service to a front end.

Abstract: A method for monitoring an unmanned aerial vehicle (UAV) includes a processor obtaining a datagram based on monitoring data for a UAV-detector communication between the UAV and one or more detectors. The monitoring data indicates at least one of a location of the UAV or a location of a control station in communication with the UAV. The method further includes determining a risk level by retrieving pre-stored risk information associated with the UAV based on the datagram.

Abstract: A method for monitoring an unmanned aerial vehicle (UAV) includes a processor generating a datagram based on monitoring data for a UAV-detector communication between the UAV and one or more detectors. The monitoring data indicates at least one of a location of the UAV or a location of a control station in communication with the UAV. The method further includes the processor encrypting working data for a UAV-control station communication between the UAV and the control station using an encryption key known to the control station but now known to the one or more detectors, and a transmitter transmitting the datagram along with encrypted working data. The datagram is to be received by the one or more detectors and the encrypted working data is to be received and deciphered by the control station using the encryption key.

Abstract: The present invention provides a service packaging method based on web page segmentation and search algorithm, comprising the following steps: a service extraction stage, comprising dynamic packaging and/or static packaging; for dynamic packaging, parsing a dynamic web page, tagging forms that possibly exist in parsed dynamic form information, and tagging and defining, by a user, desired forms among the forms that possibly exist; for static packaging, parsing a static web page, blocking and tagging parsed static forms, and selecting and defining, by the user, desired blocks, and filling in a name, description information and an extraction rule of a service; and a service calling stage, comprising inputting, by the user, related information for calling a service, and generating, by a back end system, a corresponding service according to the received related information for calling the service and according to the extraction rule, and returning the corresponding service to a front end.

Abstract: An out-of-synchronization processing method implemented in an intermediate communication apparatus includes obtaining synchronization information for synchronizing with a downstream communication apparatus, and performing a search for an upstream communication apparatus and a communication with the downstream communication apparatus. A parameter is adjusted according to the synchronization information during the communication with the downstream communication apparatus.

Abstract: A method for communication processing includes obtaining a received power of each of two antennas in an antenna system of a mobile device; determining a difference between the received powers of the two antennas; determining a confidence level based on the difference, the difference being proportional to the confidence level; and determining a communication mode of the antenna system for communication based on the confidence level.

Abstract: A pairing method implemented in a first device includes obtaining identification information of a second device. The pairing method also includes transmitting a pairing request message to the second device, the pairing request message carrying a system key. The pairing method also includes receiving a pairing response message from the second device. The pairing method also includes analyzing the pairing response message based on the system key. The pairing method further includes verifying the analyzed pairing response message based on the identification information.

Abstract: A monitoring information broadcasting method includes determining a series of transmission sessions aligned to a system time of a mobile platform. Each transmission session includes a first time period and a second time period. The first time period includes a plurality of first time slices and the second time period includes a plurality of second time slices. The method further includes performing one of broadcasting a data packet of a first type during a first active slice among the first time slices in the first time period of one of the transmission sessions or broadcasting a data packet of a second type during a second active slice among the second time slices in the second time period of the one of the transmission sessions.

Abstract: A control terminal includes a memory storing program instructions, a communication interface configured to communicate with an unmanned aerial vehicle (UAV), receive position information outputted by a positioning device of the UAV and sent by the UAV, and receive flight state information of a plurality of aircrafts detected by an aircraft detection device of the UAV and sent by the UAV, and a processor configured to execute the program instructions to detect an operation state of the positioning device based on the position information and the flight state information.

Abstract: A method for communication processing includes determining a confidence level of an antenna system of a mobile device based on a measured result of the mobile device, determining a communication mode based on the confidence level, and using the communication mode for communication. The communication mode includes an antenna switching mechanism or a diversity mechanism.

Abstract: A method for selecting a working wireless communication channel based on spectral estimation includes determining a sub-set of wireless communication channels from a set of wireless communication channels of a working frequency band. A superposition of channel frequency bands of the wireless communication channels in the sub-set covers the working frequency band. The method further includes performing a noise level measurement on each wireless communication channel in the sub-set to obtain a spectral estimation result for each wireless communication channel in the sub-set. The method further includes calculating a spectral density distribution across the working frequency band based on the spectral estimation results of the wireless communication channels in the sub-set. The method further includes selecting, according to the spectral density distribution across the working frequency band, one of the wireless communication channels from the set as the working wireless communication channel.

Abstract: The embodiments of the present disclosure provide method, device and system for supervision control of a movable platform. In the method, the movable platform obtains position information of the movable platform; generates a first beacon frame according to the position information of the movable platform, the first beacon frame including the position information of the movable platform; and broadcast-transmits the first beacon frame through a wireless channel. A terminal device receives the first beacon frame broadcast-transmitted by the movable platform through the wireless channel; obtains the position information of the movable platform according to the first beacon frame; and supervises the movable platform according to the position information of the movable platform.

Abstract: A communication method includes obtaining power data associated with a plurality of channels of a frequency band and determining a counter of a set of signal-to-noise ratios (SNRs) for each of the plurality of channels. The set of SNRs is calculated based at least in part on power data for the each of the plurality of channels. The method further includes predicting an error rate for each of the plurality of channels based at least in part on the counter and selecting a hopset of channels for frequency hopping from the plurality of channels based at least in part on the predicted error rates for the plurality of channels.

Abstract: A transmission power setting method includes selecting one of a plurality of channels of a communication system as a target channel for communication, and, based on pre-set communication parameters, setting a transmission power of the communication system to be a maximum transmission power corresponding to the target channel. The pre-set communication parameters include maximum transmission powers for the plurality of channels.

Abstract: A computer-implemented method for communication includes obtaining power data associated with a plurality of channels of a frequency band, predicting an error rate for each of the plurality of channels based at least in part on the power data, and selecting a hopset of channels for frequency hopping from the plurality of channels based at least in part on the predicted error rates for the plurality of channels.

Abstract: A method for monitoring an unmanned aerial vehicle (UAV) includes a processor generating a datagram based on monitoring data for a UAV-detector communication between the UAV and one or more detectors. The monitoring data indicates at least one of a location of the UAV or a location of a control station in communication with the UAV. The method further includes the processor encrypting working data for a UAV-control station communication between the UAV and the control station using an encryption key known to the control station but now known to the one or more detectors, and a transmitter transmitting the datagram along with encrypted working data. The datagram is to be received by the one or more detectors and the encrypted working data is to be received and deciphered by the control station using the encryption key.

Abstract: A control terminal includes a memory storing program instructions, a communication interface configured to communicate with an unmanned aerial vehicle (UAV), receive position information outputted by a positioning device of the UAV and sent by the UAV, and receive flight state information of a plurality of aircrafts detected by an aircraft detection device of the UAV and sent by the UAV, and a processor configured to execute the program instructions to detect an operation state of the positioning device based on the position information and the flight state information.

Abstract: A method for controlling an unmanned aerial vehicle (UAV) includes obtaining flight status information of an aircraft detected by an automatic dependent surveillance-broadcast (ADS-B) receiver carried by the UAV, obtaining flight status information of the UAV, and controlling a flight status of the UAV according to the flight status information of the aircraft and the flight status information of the UAV.

Abstract: The present invention provides a method for monitoring an unmanned aerial vehicle (UAV). The method may comprise: generating, with aid of one or more processors, a datagram comprising monitoring data indicating at least one of: a location of the UAV or a location of a control station in communication with the UAV; and transmitting the datagram along with working data for communication between the UAV and the control station such that datagram can be received by the one or more detectors within a range of the UAV.

Abstract: An out-of-synchronization processing method implemented by a first unmanned aerial vehicle (UAV) includes determining whether the first UAV is out of synchronization, obtaining base positioning information of a base station broadcasted by a second UAV in response to confirming that the first UAV is out of synchronization, and determining UAV positioning information of the first UAV based on the base positioning information. The first UAV and the second UAV belong to a UAV system including the base station and at least two UAVs.