Abstract: The present disclosure provides an unmanned aerial vehicle (UAV) system. The UAV system includes a first remote control device, a second remote control device, a UAV, and a functional device mounted on the UAV. The first remote control device is configured to send remote control information to control the UAV, and the second remote control device is configured to send remote control information to control the functional device. The first remote control device and the second remote control device are communicatively connected to form a communication link, and the first remote control device and the second remote control device exchange interactive data based on the communication link. The interactive data at least include text data or audio data.

Abstract: The present invention involves with a method of hybrid searchable encryption, involving using at least one first computing device that has a first processor configured to perform steps of: using a first symmetric key to encrypt data so as to obtain a data first ciphertext, using a second symmetric key to encrypt a keyword related to the data so as to obtain a searchable keyword first ciphertext that is related to the data first ciphertext, and saving the data first ciphertext and the keyword first ciphertext in a first memory of a first computing device; and using the first symmetric key to encrypt the keyword so as to generate a keyword second ciphertext, using a first public key to encrypt the keyword so as to obtain a searchable third keyword ciphertext related to the keyword second ciphertext, and sending the keyword second ciphertext and the searchable third keyword ciphertext to a second computing device; wherein the second computing device has a second processor that is configured to perform steps of:

Abstract: An unmanned aerial vehicle (UAV) control method includes configuring a target range on an interaction interface for displaying images photographed by a UAV and, in response to detecting a target object being displayed in the target range, controlling the UAV to follow and photograph the target object, such that the target object displayed on the interaction interface remains within the target range continuously.

Abstract: A method for prompting information of an unmanned aerial vehicle, an unmanned aerial vehicle, and a ground terminal device are provided. The method includes: acquiring status information of the unmanned aerial vehicle; and transmitting the status information of the unmanned aerial vehicle to a ground terminal device, such that the ground terminal device acquires audio prompt information corresponding to the status information according to the status information of the unmanned aerial vehicle and performs an audio prompt according to the audio prompt information.

Abstract: A method of operating a mobile platform includes determining a threshold angle relative to the mobile platform of an imaging device mounted to the mobile platform that avoids obstruction of a field-of-view of the imaging device by one or more components of the mobile platform, and controlling the mobile platform according to the threshold angle.

Abstract: A movable device includes: a sensing element configured to obtain position information of a target object; an image acquisition element configured to capture an image containing the target object; and a controller. The controller is configured to adjust an orientation of the image acquisition element to face toward the target object; receive the image from the image acquisition element; control the image acquisition element to perform, according to the position information of the target object, at least one of: setting focus on the target object, or metering the target object.

Abstract: A method and a device for setting a flight route are provided. The method comprises acquiring route data of an aerial vehicle, determining waypoint coordinates in the route data, configuring a route display interface according to maximum distances between the determined waypoint coordinates, displaying a route of the aerial vehicle in the configured route display interface according to waypoint coordinates in the route data, and resetting the route displayed in the route display interface according to edit information corresponding to a received edit operation to obtain updated route data of the aerial vehicle.

Abstract: A propulsion system comprises a propeller and a driving device coupled with the propeller. The propeller comprises a hub having a receiving hole, a plurality of blades connected to the hub, and a connecting surface. The driving device comprises a body portion, an elastic abutting member disposed on the body portion and configured to abut against the connecting surface, and a lock portion disposed on the body portion and including a first snap-fitting portion. A second snap-fitting portion is arranged on an inner wall of the receiving hole and is configured to snap with the first snap-fitting portion.

Abstract: Methods are provided for fabricating photodetector arrays using passive matrix addressing technology. The photodetector arrays use a pair of switching diode and photo diode to overcome crosstalk issues within the passive matrix. The switching diode and the photo diode of each pixel may be connected using a cathode-to-cathode connection, or an anode-to-anode connection. The photodetector arrays are fabricated by assembling on a first substrate, an array of photodetector pixels comprising a switching diode and a photo diode, providing conductive lines for each row of the array and conductive lines for each column of the array, and attaching a second substrate to the first substrate. The photodetector array may also be fabricated by assembling on a first substrate an array of switching diodes, and assembling on a second substrate an array of photo diodes, and bonding the first and second substrates together.

Abstract: A method of imaging on a mobile platform includes exposing an imaging device mounted aboard the mobile platform at a plurality of positions of a component of the mobile platform to obtain images, determining, using the images, allowed positions of the component that do not obstruct a field-of-view of the imaging device, and controlling the imaging device according to the allowed positions to avoid imaging the component.

Abstract: Embodiments provide methods and apparatus for facilitating a memory mis-speculation recovery. The method includes detecting a speculative load and a set of speculative load dependent instructions and creating a Load Recovery Metadata (LRM) including an information for instruction re-execution for the speculative load. The method includes creating a set of Dependent Recovery Metadata (DRM). Each DRM of the set of DRM corresponds to each speculative load dependent instruction. A DRM includes an information for instruction re-execution for a speculative load dependent instruction. The method includes creating a Load Dependency Data (LDD) including information of the LRM and information of the set of DRM. The method includes detecting the speculative load as a mis-speculated load. The method includes re-executing the mis-speculated load and the set of speculative load dependent instructions. The re-execution includes utilizing the LDD to fetch the information of the LRM and the information of the set of DRM.

Abstract: An image processing method includes, when an edit triggering event for a target image is detected, acquiring description information associated with the target image. The description information includes interference information that affects image quality occurred in a shooting process of the target image. The method further includes editing image clips in the target image which are associated with respective interference information of the description information to obtain a processed target image.

Abstract: Methods are provided for fabricating photodetector arrays using passive matrix addressing technology. The photodetector arrays use a pair of switching diode and photo diode to overcome crosstalk issues within the passive matrix. The switching diode and the photo diode of each pixel may be connected using a cathode-to-cathode connection, or an anode-to-anode connection. The photodetector arrays are fabricated by assembling on a first substrate, an array of photodetector pixels comprising a switching diode and a photo diode, providing conductive lines for each row of the array and conductive lines for each column of the array, and attaching a second substrate to the first substrate. The photodetector array may also be fabricated by assembling on a first substrate an array of switching diodes, and assembling on a second substrate an array of photo diodes, and bonding the first and second substrates together.

Abstract: The present disclosure relates to conductors comprising a conducting member comprising silver and a functionalized organosiloxane network having at least one functional group capable of trapping silver or a silver ion as well as to methods of preparing the same. For example, the functionalized organosiloxane network can at least substantially inhibit dendrite formation between a first conducting member and a second conducting member. For example, the conductors may be used in an electronic circuit such as a printed electronic circuit.

Abstract: A voltage and current triggered switch that turns on when a voltage across the switch reaches a turn-on voltage and that turns off when a current through the switch drops below a holding current. The switch features a Zener diode having a breakdown voltage. The Zener diode is connected to set the turn-on voltage of the switch to be the breakdown voltage of the Zener diode. Also provided is a step-down DC-DC converter comprising such a switch. Also provided is a system that has a tribo-electricity source or a piezo-electricity source, the provided step-down DC-DC converter and a load connected to an output of the stepdown DC-DC converter.

Abstract: An image processing method includes, when an edit triggering event for a target image is detected, acquiring description information associated with the target image. The description information includes interference information that affects image quality occurred in a shooting process of the target image. The method further includes editing image clips in the target image which are associated with respective interference information of the description information to obtain a processed target image.

Abstract: A voltage and current triggered switch that turns on when a voltage across the switch reaches a turn-on voltage and that turns off when a current through the switch drops below a holding current. The switch features a Zener diode having a breakdown voltage. The Zener diode is connected to set the turn-on voltage of the switch to be the breakdown voltage of the Zener diode. Also provided is a step-down DC-DC converter comprising such a switch. Also provided is a system that has a tribo-electricity source or a piezo-electricity source, the provided step-down DC-DC converter and a load connected to an output of the stepdown DC-DC converter.

Abstract: A configurable neural network processor is provided for accelerating machine learning workloads via increased hardware parallelism and optimized memory efficiency. A command interface receives commands from host processor, a packet generator transforms commands into packets, a packet dispatcher intelligently issues packets to processing units, a memory interface interfaces with local or host memory, and a communication media enables data transfer among various modules.

Abstract: The present invention involves with a method of hybrid searchable encryption, involving using at least one first computing device that has a first processor configured to perform steps of: using a first symmetric key to encrypt data so as to obtain a data first ciphertext, using a second symmetric key to encrypt a keyword related to the data so as to obtain a searchable keyword first ciphertext that is related to the data first ciphertext, and saving the data first ciphertext and the keyword first ciphertext in a first memory of a first computing device; and using the first symmetric key to encrypt the keyword so as to generate a keyword second ciphertext, using a first public key to encrypt the keyword so as to obtain a searchable third keyword ciphertext related to the keyword second ciphertext, and sending the keyword second ciphertext and the searchable third keyword ciphertext to a second computing device; wherein the second computing device has a second processor that is configured to perform steps of:

Abstract: A method for adjusting image exposure includes, while continuously tracking one or more targets using an imaging device mounted on a movable object, receiving a user indication of a target for imaging, determining a first representation of the target, capturing a first image that includes the first representation of the target, determining an exposure parameter for the imaging device using data in the first image that corresponds to the first representation of the target, determining a second representation of the target, capturing a second image including the second representation of the target, and adjusting the exposure parameter for the imaging device using data in the second image that corresponds to the second representation of the target.