Abstract: The alignment mark and method for making the same are described. In one embodiment, a semiconductor structure includes a plurality of gate stacks formed on the semiconductor substrate and configured as an alignment mark; doped features formed in the semiconductor substrate and disposed on sides of each of the plurality of gate stacks; and channel regions underlying the plurality of gate stacks and free of channel dopant.

Abstract: An actuator includes an actuating portion, a piezoelectric unit, a conduction unit, and a levelness regulating portion. The actuating portion includes a first actuating area, a second actuating area, and at least one connecting section between the two actuating areas. The piezoelectric unit includes a first signal area and a second signal area. The two signal areas are provided in the same plane and are isolated from each other by an isolating portion. The piezoelectric unit corresponds in position to the first actuating area of the actuating portion. The conduction unit includes a first electrode and a second electrode. The first signal area of the piezoelectric unit is electrically connected to the first electrode, and the second signal area of the piezoelectric unit to the second electrode. The levelness regulating portion, the piezoelectric unit, and the conduction unit are located on the same side of the actuating portion.

Abstract: A method for ensuring safety of humans within operating area or in close proximity to an automatic apparatus is applied in and by a control apparatus. The control apparatus is coupled to one or more cameras arranged around the operating area of the automatic apparatus. The control apparatus uses deep learning techniques to analyze images captured by the cameras to determine whether there is a person in the operating area and powers off the automatic apparatus if any person is deemed present.

Abstract: A vibration transducer for sensing vibrations includes a first flexible triboelectric member, a second flexible triboelectric member, a plurality of attachment points, a first electrode and a second electrode. The first flexible triboelectric member includes a first triboelectric layer and a material being on a first position on a triboelectric series. A conductive layer is deposited on the second side thereof. The second flexible triboelectric member includes a second triboelectric layer and a material being on a second position on the triboelectric series that is different from the first position on the triboelectric series. The second triboelectric member is adjacent to the first flexible triboelectric member. When the first triboelectric member comes into and out of contact with the second triboelectric member as a result of the vibrations, a triboelectric potential difference having a variable intensity corresponding to the vibrations can be sensed between the first and second triboelectric members.

Abstract: A molecular detection device is related. The device includes a carrier, a detector and a control computer. The carrier includes a substrate, a middle layer and a metal layer. The middle layer is sandwiched between the substrate and the middle layer. The detector is configured to detect molecules on a surface of the carrier. The control computer is connected to the detector and configured to analyze a detection result. The middle layer includes a base and a patterned bulge on the base, and the patterned bulge includes a plurality of strip-shaped bulges, the metal layer is on the patterned bulge.

Abstract: A method performed by a wireless device includes determining whether a first message received from a network node includes an Authentication and Key Management for Applications (AKMA) key indicator and, based on whether the first message includes the AKMA indicator, determining whether to generate AKMA key material for the authentication procedure with the network.

Abstract: Discussed generally are techniques for managing operation of programs in a sequential order. A method can include receiving a query for an image, the query indicating characteristics of the image, selecting a chain of algorithms configured to identify the image based on the characteristics, operating an algorithm of the selected chain of algorithms that operate in increased fidelity order on an input to produce a first result, operating a ground truth algorithm on the input to generate a second result, comparing the first and second results to determine a probability of correctness (Pc) and confidence interval (CI) for the algorithm, and altering the chain of algorithms based on the determined Pc and CI.

Abstract: Device and method for monitoring remaining power of battery, including: measuring a first open circuit voltage value, a first breakover voltage value and a first breakover current value of a battery to obtain an internal resistance value of the battery; at two different times, measuring and obtaining second and third open circuit voltage values which are compared with a preset comparison table or a relationship curve; calculating a difference between second and third remaining power percentage values to obtain a remaining power percentage value difference; measuring a complex breakover current value of the battery in an interval between the two different times, and calculating a Coulomb power by integrating current with time; dividing the Coulomb power by the remaining power percentage value difference to obtain a current maximum power of the battery; obtaining a remaining power of the battery by an open circuit voltage method or a Coulomb integral method.

Abstract: The invention discloses a charging balance device, system and method for multicell battery pack which can enable N batteries to maintain N?X batteries in a charging circuit during a system operation. The method includes sequentially performing: a constant current charging mode step: implementing a constant current charging mode for charging by a constant current, wherein the switching condition is that a storage capacity of X batteries having a highest storage capacity among the N?X batteries is greater than a storage capacity of the X offline batteries; and after a preset upper limit voltage value is met, changing to a constant voltage charging mode step: implementing a constant voltage charging mode for charging by a constant voltage, wherein the switching condition is that a voltage of X batteries having a highest voltage among the N?X batteries is greater than a voltage of the X offline batteries.

Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for controlling a virtual machine. The method comprises: determining external information related to the running of the virtual machine, the external information indicating a first period to be occupied by the virtual machine to process data in association with another virtual machine; determining internal information related to the running of the virtual machine, the internal information indicating a second period to be occupied by the virtual machine to process internally stored data; determining a stop period of the virtual machine based on the external information and the internal information; and controlling the virtual machine to stop running during the stop period.

Abstract: A receiver device is configured to receive a packet. The receiver device includes a physical layer circuit. The physical layer circuit is configured to demodulate the packet to acquire at least one indicator associated with the packet, and determine whether the packet is an abnormal packet or not according to the at least one indicator. If the packet is the abnormal packet, the physical layer circuit drops the packet.

Abstract: An antenna structure is provided. The antenna structure includes a first radiation member, a second radiation member, and a feeding member. The first radiation member includes a first radiation portion, a second radiation portion, and a feeding portion electrically connected between the first radiation portion and the second radiation portion. The second radiation member includes a third radiation portion, a fourth radiation portion, and a grounding portion electrically connected between the third radiation portion and the fourth radiation portion. The third radiation portion and the first radiation portion are separate from and coupled to each other, the third radiation portion and the second radiation portion are separate from and coupled to each other, and the fourth radiation portion and the first radiation portion are separate from and coupled to each other. The feeding member is electrically connected between the feeding portion and the grounding portion.

Abstract: A power supply device includes a pulse frequency modulation controller circuitry and a cycle controller circuitry. The pulse frequency modulation controller circuitry is configured to adjust a transiting speed of a first signal according to at least one control bit, and to compare the first signal with a first reference voltage to generate a second signal, and to generate a driving signal to a power converter circuit according to an output voltage, a second reference voltage, and the second signal, in which the power converter circuit is configured to generate the output voltage according to the driving signal.

Abstract: Optical devices and their fabrication from thin film lithium niobate are provided. In some embodiments, an optical device includes a substrate and an optical waveguide disposed on the substrate. The optical waveguide comprises lithium niobate. The optical waveguide has a central ridge extending laterally along the substrate. A pair of electrodes is disposed on opposite sides of the central ridge of the optical waveguide.

Abstract: Embodiments of the present disclosure provide methods, apparatus and computer program products for service discovery. A method implemented at a primary Network-Function Repository Function, NRF, in a communication network, wherein the communication network comprising at least one primary NRF and at least one secondary NRFs, the method comprising: receiving a discovery request from a first secondary NRF, wherein the discovery request comprises a service query information for a target Network Function, NF, obtaining target NF information, providing the target NF information to the first secondary NRF.

Abstract: A method for lithography patterning includes forming a first layer over a substrate, the first layer being radiation-sensitive, exposing the first layer to a radiation, mixing a first solution and a second solution, thereby forming a developer, and dispensing the developer to the exposed first layer to form a pattern over the substrate. The dispensing of the developer includes varying a concentration of a developing chemical in the developer in multiple stages, such that the concentration of the developing chemical in the developer increases from a first stage to a subsequent second stage, and increases from the second stage to a subsequent third stage real-time during the dispensing.

Abstract: The present disclosure relates automatically retrieving a workflow with an increased efficiency. The present disclosure further relates to detecting an intrusion in a distributed system, thereby improving system security. The present disclosure relates to a method for automatically retrieving a workflow, a device for automatically retrieving a workflow, a device for detecting an intrusion in a distributed system, and a storage medium for implementing a method according to the present disclosure.

Abstract: Systems and methods for adaptive information packet transmission are disclosed. For example, one or more backup packets may be generated for a given data packet and a packet-spacing value and/or packet-sending order may be determined based at least in part on packet-loss data and/or other factors. The data packets and backup packets may be sent according to the packet-spacing value and packet-sending order, and feedback data may be provided by the receiving device. The feedback data may be utilized by the sending device to adapt the packet transmission parameters.