Abstract: A vehicle control system configured to maintain detection accuracy of an external sensor such as an on-board camera. The vehicle control system is applied to a vehicle that can be operated autonomously. A controller communicates with a database stored on the controller and a database stored on an external facility. The controller changes orientation of a headlamp toward an object detected by an on-board camera, in a case that the headlamp is turned on, and that information about the object detected by the on-board camera is not available in the database.

Abstract: Data about an accident may be obtained from a variety of sources including historical accident reports, geolocation data, weather data, and “hidden” data. These data may be combined to produce complete feature sets. Complete feature sets from a plurality of accidents may be used to generate model feature sets for driving behavior models.

Abstract: An autonomous navigation system may autonomously navigate a vehicle through an environment in which one or more non-solid objects, including gaseous and/or liquid objects, are located. Sensors, including sensors which can detect chemical substances in a region of the environment, may detect non-solid objects independently of an opacity of the objects. Non-solid objects may be determined to present an obstacle or interference based on determined chemical composition, size, position, velocity, concentration, etc. of the objects. The vehicle may be autonomously navigated to avoid non-solid objects based on positions, trajectories, etc. of the non-solid objects. The vehicle may be navigated according to avoidance driving parameters to avoid non-solid objects, and a navigation system may characterize a non-solid object as a solid object having dimensions and position which encompasses the non-solid object, so that the vehicle is navigated in avoidance of non-solid objects as if the non-solid objects were solid.

Abstract: A travel assist apparatus includes a calculator that calculates rear lane shape information in a section from a current position of the own vehicle to a rear position, on the basis of a lane information group and a traveling trajectory of the own vehicle. The lane information group includes pieces of lane information detected on the basis of images captured by an imaging unit successively during a data acquisition period. The pieces of lane information each includes information regarding relative positions of lanes with respect to an own vehicle. The data acquisition period is a predetermined period from a current time to a certain time in past. The traveling trajectory of the own vehicle is that during the data acquisition period and is calculated on the basis of a result of detection of both a vehicle speed and a yaw rate of the own vehicle during the data acquisition period.

Abstract: A vehicle control device according to an embodiment includes a recognition unit recognizing surrounding vehicles of a subject vehicle and a potential setting unit setting a target object potential based on the surrounding vehicles recognized by the recognition unit for a plurality of separate areas acquired by dividing a road area and differently setting the target object potential in accordance with whether or not the subject vehicle or the surrounding vehicles are running in a predetermined running environment.

Abstract: There is a need for a work vehicle that allows accurate traveling time management in a work site traveling. A work vehicle includes a vehicle body mounting a traveling mechanism, an implement mounted on the vehicle body and configured to effect a ground work on a work site, a satellite positioning module 80 for outputting positioning data, a traveling distance calculation section 51 for calculating a traveling distance of the vehicle body based on the positioning data, a traveling time calculation section 52 for calculating an actual distance traveling time from a time required for traveling of traveling distance calculated by the traveling distance calculation section 51 and a work management section 50 for managing the ground work based on the actual distance traveling time.

Abstract: A data-driven prediction-based system and method for trajectory planning of autonomous vehicles are disclosed. A particular embodiment includes: generating a first suggested trajectory for an autonomous vehicle; generating predicted resulting trajectories of proximate agents using a prediction module; scoring the first suggested trajectory based on the predicted resulting trajectories of the proximate agents; generating a second suggested trajectory for the autonomous vehicle and generating corresponding predicted resulting trajectories of proximate agents, if the score of the first suggested trajectory is below a minimum acceptable threshold; and outputting a suggested trajectory for the autonomous vehicle wherein the score corresponding to the suggested trajectory is at or above the minimum acceptable threshold.

Abstract: The present invention relates to a vehicle control device provided in a vehicle and a method of controlling the vehicle. A vehicle control device according to one embodiment of the present invention includes a processor to autonomously run a vehicle using driving information that the vehicle has traveled in a manual driving mode, wherein the driving information includes a start place where the manual driving mode is started, an end place where the manual driving mode is ended, and a travel route from the start place to the end place, wherein the processor autonomously runs the vehicle along the travel route from the start place to the end place when the vehicle has moved up to the start place through manual driving.

Abstract: A moving robot includes a main body, a driving unit moving the main body, a camera installed on one side of the main body and capturing an image related to a marker, a memory storing information related to a pattern of the marker, and a controller extracting information related to at least one longitudinal line segment included in an appearance of the marker from the captured image, detecting information related to a position and a posture of the main body on the basis of the extracted information related to at least one of the longitudinal line segment and the pattern, and controlling the driving unit on the basis of at least one of the detected position and posture of the main body.

Abstract: A cooperative vehicle-highway communication system allows vehicles and pedestrians to determine their location by sensing selected coatings on roadways, sidewalks, and other paved surfaces in both indoor and outdoor environments. The systems recognize intelligent materials under sensors to determine geo-location. The intelligent materials are incorporated into paints on the roadway surface to mark key locations. Additionally, vehicles recognize highway paint/markings and signs with intelligent paint that provide specialized message content to support driver information and control applications. The intelligent paint materials include a coating that absorbs light while converting the absorbed light to electromagnetic energy. This electromagnetic energy is read by sensors to recognize the materials.

Abstract: A method and apparatus for recognizing an object are provided, the method including extracting a feature from an input image and generating a feature map in a neural network. In parallel with the generating of the feature map, a region of interest (ROI) corresponding to an object of interest is extracted from the input image, and a number of object candidate regions used to detect the object of interest is determined based on a size of the ROI. The object of interest is recognized from the ROI based on the number of object candidate regions in the neural network.

Abstract: Systems and method are provided for generating map information in an autonomous vehicle. In one embodiment, a method includes: receiving image data associated with an environment of the autonomous vehicle; receiving object data associated with detected objects within the environment of the autonomous vehicle; processing the image data, the object data, and road level information using a deep learning network to obtain a first map, wherein the first map is in image coordinates; processing the first map with a second map in geographic coordinates to generate a maplet; and controlling the autonomous vehicle based on the maplet.

Abstract: In some embodiments, the disclosed subject matter involves communication and negotiation between an autonomous entity or vehicle with a network of communication resources within a smart premises. The communication resources may include entry, landing or navigation beacons and a building infrastructure service. Negotiation for guidance, entry and other authorized tasks or services may be performed in a distributed fashion while en route or in proximity to a communication resource, rather than scheduled by a centralized server. Other embodiments are described and claimed.

Abstract: The present subject matter relates to systems and methods for generating trajectories for a plurality of vehicles in a multi-vehicle system. An optimal motion plan is determined for moving each of the plurality of vehicles between a respective starting position and an assigned goal position, possible collisions are identified among the optimal motion plans of the plurality of vehicles, and, for a subset of the plurality of vehicles identified as being associated with a possible collision, the optimal motion plan of each vehicle in the subset is modified to define modified trajectories that each include a common circular holding pattern such that the possible collision is avoided.

Abstract: The invention relates to a method for controlling the circulation of vehicles in a network controlled by a control system managing the circulation of communicating vehicles according to a first mode, the first mode managing the movement of the communicating vehicle toward the end terminal of a first section in which a non-communicating vehicle has been detected by implementing a discrimination step eliminating any protection zone located the moving vehicle, when a distance between the communicating vehicle and said end terminal is smaller than a threshold, the method comprising switching into a second mode, when the communicating vehicle enters the first section, the second mode inhibiting the implementation of the discrimination step at least in the first section.

Abstract: An aircraft includes a safe takeoff system that automatically and autonomously rejects a takeoff if actual measured acceleration deviates from calculations based on pre-flight parameters and the speed of the aircraft traveling down the runway is within a safe speed range to guarantee a successful low inertia rejected takeoff.

Abstract: The present invention relates to an aerial vehicle landing method, an aerial vehicle, and a computer readable storage medium. The present invention has no requirement on a motion form of a dynamic target and whether a measurement device is equipped, and does not require that a feature image of a target is obtained in advance either. Instead, motion information of a target is obtained by means of desirable tracking real-timeness of an on-board image device. Therefore, it is ensured that the aerial vehicle can reach a location near the target, and this process allows the dynamic target to have a complex motion form. Desirable tracking real-timeness allows an aerial vehicle to change a target at any flight time point, and continuous tracking and precise landing can be achieved.

Abstract: Some embodiments include methods for customizing operation of the robotic vehicle for an operator. Such embodiments may include identifying a current operator of the robotic vehicle, configuring the robotic vehicle based on metadata associated with an operator profile for the operator, determining whether the operator has changed, and if so, identifying the new operator, deriving updated preference-based settings and performance-based settings for the new operator, and updating configurations of the robotic vehicle accordingly.

Abstract: Various methods for monitoring a target user by a drone include tracking the target user by the drone, detecting an object in the presence of the target user based on one or more detection criteria, determining whether the object is a potential threat to the target user based on one or more threat criteria, determining whether to notify the third party of the potential threat to the target user based on one or more notification criteria in response to determining that the object is a potential threat, notifying the third party of the potential threat to the target user in response to determining that the third party should be notified, receiving a response from the third party including a command, and performing an action based on the command.

Abstract: A UAV comprises a camera and a controller. The controller is configured to: (a) receive image data from the camera, (b) determine, based on the received image data, whether or not a predetermined visibility condition associated with an operator of the UAV is satisfied, and (c) perform a predetermined action to attempt to operate in accordance with a predetermined visibility state with respect to the operator of the UAV based on a result of the determination.

Abstract: A software-controlled triangle-topology valve-cluster for use at taps or conduit junction points that facilitate fluid-based clearing, gas-based clearing, solvent-based cleaning, gas drying, small-volume burst formation, abandoned-material return, and other valuable operations is disclosed. The invention provides better contamination performance than simple passive or valve-chaperoned “T”-topology junctions. The valve-cluster arrangement can be implemented or approximated in various ways. For faster performance, simplified programming, or other reasons “macro” controllability can be provided for operating groups of valves in one or more of simultaneous operation, time-defined sequenced operation, or conditional operation, and such macros can further provide for conditional inputs or parameters. Such “macro,” “conditional-macro,” and “parameterized-macro” control could be implemented in software, firmware, and/or hard-wired logic.

Abstract: A pressure reducing valve includes a body, an annular valve seat, a valve element, and a pressing mechanism configured to press the valve element. The pressing mechanism includes a plug provided downstream of the valve seat and having a plug hole, and a pin including a sliding portion and an upstream end, the sliding portion having a shaft shape and being inserted in the plug hole such that a gap is provided between the sliding portion and an inner peripheral surface of the plug hole, and the upstream end being provided upstream of the sliding portion so as to contact the valve element. A fitting length of the sliding portion with respect to the plug hole and the gap between the sliding portion and the plug hole satisfy 0.0005 L<C<0.00908 L, where L indicates the fitting length, and C indicates the gap.

Abstract: {Problem} In combining the master valve and the groups of slave valves, the configuration of the combination is made not for performing simply a uniform control, but is made to be such a form as capable of corresponding to the size and the inside configuration of the processing apparatus, or customer's requirements, which thereby allows a prompt adaptation to variety of demands. {Solution to Problem} In combining the master controller and the slave controller, the operation mode is set, and it is made possible to transmit the generated valve opening degree common signal and the generated valve opening degree individual signal from the master controller, corresponding to the operation mode, to the slave controllers that are connected in the sequential daisy-chain style, thereby the slave valves are opening-degree-controlled by any of such generated valve opening degree signals.

Abstract: A method of generating a control signal for a temperature control system is disclosed. The control signal has one of an “on” state in which the temperature control system is to be activated and an “off” state in which the temperature control system is to be deactivated. The method comprises calculating a temperature error measure in dependence on a target temperature and a current temperature value. A rate of temperature change in the environment is determined and used to set a variable error threshold. The method switches between a continuous “on” signal mode and a pulse-width-modulation (PWM) mode, in which the output signal comprises alternating “off” and “on” periods in accordance with a PWM pattern. The switch occurs in dependence on the temperature error measure and the variable error threshold.

Abstract: A power supply circuit includes a first comparator, a second comparator, a first voltage regulator, an output terminal, a first path and a second path. The first comparator compares a first input voltage with a first reference voltage to generate a first control signal. The second comparator compares a second input voltage with the first reference voltage to generate a second control signal. A voltage level of the second input voltage is different from a voltage level of the first input voltage. The first voltage regulator is selectively enabled based on the first control signal and the second control signal, and generates a first voltage based on the first input voltage. A voltage level of the first voltage is substantially the same as the voltage level of the second input voltage. The output terminal is configured to output one of the second input voltage and the first voltage as a power supply voltage. The first path directly provides the first input voltage to the first voltage regulator.

Abstract: Described herein are various technologies pertaining to predicting an amount of electrical power that is to be generated by a power system at a future point in time, wherein the power system utilizes a renewable energy resource to generate electrical power. A camera is positioned to capture an image of sky over a geographic region of interest. The image is analyzed to predict an amount of solar radiation that is to be received by the power source at a future point in time. The predicted solar radiation is used to predict an amount of electrical power that will be output by the power system at the future point in time. A computational resource of a data center that is powered by way of the power source is managed as a function of the predicted amount of power.

Abstract: A reference current generating circuit includes a current source circuit configured to generate a reference current based on an internal resistor; and a compensation circuit configured to comprise a first compensation circuit comprising a first compensation resistor and a second compensation resistor, and the first compensation resistor and the second compensation resistor are configured to convert the reference current into a first output current and compensate for process variation of the current source circuit.

Abstract: A circuit for generating a bandgap voltage includes a circuit module for generation of a base-emitter voltage difference comprising a pair of PNP bipolar substrate transistors which identify a first current path and a second current path. A first current mirror of an n type is connected between the first and second branches and is further connected via a resistance for adjustment of the bandgap voltage to the second bipolar transistor. A second current mirror of a p type is connected between the first and second branches, and connected so that the current mirrors repeat current of each other. In operation to generate the bandgap voltage, current flows from the supply voltage to ground only through said the first and second bipolar substrate transistors.

Abstract: A system and method for controlling clock generation. A system includes a processor configured to execute instructions retrieved from memory, and a clock generation system coupled to the processor. The clock generation system is configured to generate a clock signal that the processor applies to execute the instructions. The clock generation system includes a plurality of configuration registers and selection circuitry. Each of the configuration registers includes fields that control a frequency of the clock signal. The selection circuitry selects which of the plurality of configuration registers determines the frequency at a given time.

Abstract: A shade has an attachment that allows the shade to be attached to a device, a body, the body shaped to provide shade to a display screen of a device when in a shade position, a stowage component attached to the body, the stowage component to allow the body to be stowed away from the display screen of the device in a stowed position, and a deployment mechanism attached to the stowage component, the deployment mechanism to allow the shade to move from a stowed position to the shade position.

Abstract: An electronic device including an Organic Light Emitting Diode (OLED) display panel having an opening area surrounded by the OLED panel; a front case having a first area surrounding sides of the OLED display panel and a second area supporting the OLED display panel; at least one electronic component arranged in the opening area and passing through the OLED display panel; a window covering the OLED display panel including the opening area; and a waterproof adhesive member attaching a lower portion of the OLED display panel to the front case to prevent water from entering an inside of the electronic device.

Abstract: Disclosed herein is a sliding device for a mobile device. The sliding device is provided on a folding case, and reciprocates the mobile device into and from the folding case. The sliding device includes: a stationary plate installed on the inside of the folding case; a movable plate configured such that the mobile device is fastened thereto and it reciprocates along the stationary plate in a first direction; and guide members bent in opposite directions so that both ends of the movable plate in a second direction perpendicular to the first direction are fitted thereinto. A plurality of fastening grooves is formed on the top surface of the stationary plate to be spaced apart from each other in the first direction. A protrusion configured to be selectively inserted into the plurality of fastening grooves is formed on the bottom surface of the movable plate.

Abstract: Illustrative examples include a docking system for a foldable electronic device such as a 2-in-1 convertible computer. The docking system may include a housing having an engagement surface to interface with a portion of the foldable electronic device when the foldable electronic device is operably engaged with the docking system. The engagement surface may include a vent opening arranged to direct airflow in between a first portion and a second portion of the plurality of portions, and a separator to maintain separation between the first portion and the second portion when the foldable electronic device is operably engaged with the engagement surface. A blower coupled to the housing may supply airflow through the vent opening.

Abstract: A docking station has a casing, a first buckle structure, a second buckle structure, a buckling button, a transmission mechanism, a first communication connection port, a second communication connection port, a first USB connection port, and a USB controller chip. The casing at least has a bottom plate, a first side wall and a cover. The transmission mechanism is in the casing and connected to the buckling button, the first buckle structure and the second buckle structure. The first USB connection port is adapted for plugging into an external electronic device. The USB controller chip is respectively electrically coupled to the first USB connection port, the first communication connection port and the second communication connection port, and configured to implement a communication between the first USB connection port and the first communication connection port and a communication between the first USB connection port and the second communication connection port.

Abstract: Disclosed are a display and an electronic device including the display, which includes a panel device outputting a specified image using a power applied thereto and an external protective layer having a specified transparency and disposed on the panel device to protect the panel layer. The external protective layer is provided such that a thickness of a center portion of an upper portion surface is greater than a thickness of a peripheral portion, and the panel device includes a panel layer outputting the specified image in response to the power applied thereto and an adhesive layer adhering the panel layer to a lower portion of the external protective layer. Other various embodiments identified in the specification are also possible.

Abstract: The present application discloses a foldable display device, comprising a flexible screen and a support backplane cooperating therewith, the support backplane includes a first support plate and a second support plate hinged therewith by a rotary shaft system; a tension releasing mechanism is disposed at the first support plate or the second support plate, the flexible screen has a first end connected to the first support plate or the second support plate, and a second end opposite thereto, the second end is connected to the tension releasing mechanism, such that the second end of the flexible screen is slidable along a corresponding support plate between a first position in which the foldable display device is in an outward bending state and a second position in which the foldable display device is in a deployed state, and between the second position and a third position in which the foldable display device is in an inward bending state.

Abstract: Embodiments are directed to an electronic device having an illuminated body that defines a virtual or dynamic trackpad. The electronic device includes a translucent layer defining a keyboard region and a dynamic input region along an external surface. A keyboard may be. positioned within the keyboard region and including a key surface and a switch element (e.g., to detect a keypress). A light control layer positioned below the translucent layer and within the dynamic input region may have a group of illuminable features. The electronic device may also include a group of light-emitting elements positioned below the optical diffuser. One or more of the light control layer or the group of light-emitting elements may be configured to illuminate the dynamic input region to display a visible boundary of an active input area. At least one of a size or a position of the visible boundary may be dynamically variable.

Abstract: An air directing device for thermal management in side breathing equipment includes at least three vertical panels disposed in generally parallel relationship and horizontally spaced a fixed distance from one another. Each panel defines a fin arranged orthogonally relative to an airflow path for deflection of cooling air into side breathing equipment. At least one of the panels is an inner panel that is wider than two outer panels. The air directing device further includes at least one connection member connecting the outer panels to one another.

Abstract: A computer case cooling structure, including: a case body; at least one control element, configured on a long edge side of the case body; a partition plate, configured inside the case body, thereby dividing the inside of the case body into a first cooling space and second cooling space; a cover body, coupled pivotally to one side of the cover body, thereby rotatable around a shot edge side of the case body; a cooling door assembly, configured movably on the case body; a first fan assembly, configured on the case body and corresponding to the first cooling space; and a second fan assembly, configured on the case body and corresponding to the second cooling space. Whereby, the heat generated from interface cards can be discharged through the first cooling space, and the heat generated from a central processing unit the second cooling space, achieving independent cooling without interference.

Abstract: A system of modular fans for a network device is disclosed. The network device includes a rack assembly having side walls forming an enclosure with a plurality of sled slots accessible from a rear end. A plurality of operation sleds are mountable on one of the plurality of sled slots. A plurality of removable fan modules is provided. Each of the removable fan modules are installed in one of the operation sleds. The removable fan modules are individually removable from the operation sleds and therefore may be swapped out while the rest of the components in the network device remain operational.

Abstract: A memory system includes a nonvolatile memory, a temperature sensor, and a controller. The controller is configured to acquire a number of target commands that are queued for execution and a temperature detected by the temperature sensor, and set control parameters that affect performance of the memory system according to the acquired number of target commands and the acquired temperature.

Abstract: An apparatus for detecting device types of storage devices may include (1) at least one circuit that (A) is electrically coupled to a power supply and (B) when a storage device is connected to the power supply, outputs a signal that is indicative of a device type of the storage device, (2) at least one physical processing device that (A) is electrically coupled to the circuit, (B) detects the signal that is output by the circuit when the storage device is connected to the power supply, (C) determines the device type of the storage device based at least in part on the signal output by the circuit, and then (D) directs the power supply to supply power to the storage device in accordance with the device type of the storage device. Various other apparatuses, systems, and methods are also disclosed.

Abstract: A wearable device according to an embodiment disclosed herein may include: a housing forming at least a part of an exterior of the wearable device; a battery disposed in the housing and including a positive electrode terminal and a negative electrode terminal; a connection terminal part, at least a part of which is exposed through at least a part of the housing and including a first terminal and a second terminal; a bridge circuit configured to, based on a polarity of a first voltage applied to the first terminal, electrically connect the first terminal to one of the positive electrode terminal and the negative electrode terminal having polarity corresponding to the polarity of the first voltage, and based on a polarity of a second voltage applied to the second terminal, electrically connect the second terminal to one of the positive electrode terminal and the negative electrode terminal having polarity corresponding to the polarity of the second voltage; a sensor module configured to obtain bio-information;

Abstract: Example implementations relate to determining computing device information. In some examples, a controller may comprise a processing resource and a memory resource storing machine-readable instructions to request a handshake signal from a power supply of a computing device, receive a response signal from the power supply that includes modified power factor correction characteristics in response to the handshake signal request, and determine, based on the modified power factor correction characteristics, information about the computing device.

Abstract: An integrated circuit comprises first and second power domains, and a message handling unit to control passing of messages sent from a sender device in the first power domain to a receiver device in the second power domain. The message handling unit writes messages sent from the sender device to a message storage area, provided in the second power domain. The message handling unit is responsive to a message send request from the sender device requesting sending of at least one message to the receiver device when at least one device in the second power domain is in a quiescent state, to transmit a wakeup request to a second domain power controller to request that said at least one device in the second power domain transitions from the quiescent state to an awake state.

Abstract: A power storage adapter (PSA) may be connected to multiple battery-powered devices. A PSA controller may be configured to receive respective requests to supply electrical power to a first device and a second device, to determine that the power storage adapter does not have sufficient power supply capacity to satisfy both requests, to determine that a respective state of charge (SOC) of at least one device battery is below a first battery SOC threshold, and to prioritize supplying electrical power to a selected one of the devices at the expense of the other device based on a battery charging prioritization policy. The selected device may be prioritized until the battery SOC exceeds a battery SOC threshold or for a predetermined time period. The battery charging prioritization policy may specify relative charging priorities for the device batteries and a PSA battery dependent on whether AC line power is available.

Abstract: Example implementations relate to determining computing device information. In some examples, a controller may comprise a processing resource and a memory resource storing machine-readable instructions to receive a waveform corresponding to an input current that includes a non-cyclical irregular waveform modification from a power supply of a computing device, analyze the modified waveform of the input current to determine a binary message included in the modified waveform, and determine, based on the binary message, information about the computing device.

Abstract: A data collection system includes one or more input sensing devices and a data collection device. The data collection device includes data collection circuitry that is continuously activated to capture measurement data samples from the one or more input sensing devices and locally store the measurement data samples. The data collection device also includes a digital processor that is coupled to the data collection circuitry and is activated to locally perform a sample analysis of the measurement data samples, wherein the sample analysis is a regular analysis of routine measurement data samples when the measurement data samples are without a triggering event, and wherein the sample analysis is an event analysis when the measurement data samples include a triggering event. A data collection integrated circuit and a measurement data sample collection method are also included.

Abstract: A multi-power rail PSU includes a first power rail coupled to first PSUs, and a second power rail coupled to second PSUs. A controller subsystem receives a request to enable the first power rail and the second power rail and, in response, enables one of the first PSUs to transmit power to the first power rail, and enables one of the second PSUs to transmit power to the second power rail. The controller subsystem then performs respective PSU mismatch checks on the first PSUs and the second PSUs, and identifies compatible first PSUs for the first power rail, and compatible second PSUs for the second power rail. The controller subsystem then enables transmission of power to the first power rail from the compatible first PSUs, and enables transmission of power to the second power rail from the compatible second PSUs.

Abstract: An approach is provided for operating a mobile device having first and second operating systems (OSs) installed. While executing the first OS but not the second OS and based on battery power remaining in the mobile device being less than a threshold and the mobile device consuming less power if executing the second OS but not the first OS, execution of the first OS is terminated and the second OS is executed. While executing the second OS, and in response to a determination of a likelihood of the mobile device being subject to an external security attack in a geographic region in which the mobile device is located and a determination that the mobile device is more secure against the external security attack while executing the first OS than while executing the second OS, execution of the second OS is terminated and the first OS is executed.