Abstract: A system that performs a method is disclosed. The system operates a vehicle in a first automation level corresponding to a first plurality of modes for operating the vehicle. The first plurality of modes comprises logic for performing automated driving operations, wherein the first automation level is associated with a first logic for transitioning between the first plurality of modes. While operating the vehicle in the first automation level, the system determines that automation level change criteria for transitioning from the first automation level to a second automation level are satisfied. In response to the determination, the system operates the vehicle in the second automation level corresponding to a second plurality of modes for operating the vehicle. The second plurality of modes comprises logic for performing automated driving operations, wherein the second automation level is associated with a second logic for transitioning between the second plurality of modes.

Abstract: Systems and methods relating to determining a position or orientation of a vehicle are disclosed. A landmark is identified using sensor data presented by one or more sensors included with the vehicle. The landmark is identified using map data relating to an approximate location of the vehicle in a world coordinate system. A position or orientation of the vehicle relative to the landmark is determined. A position or orientation of the landmark relative to the world coordinate system is determined. Using the determined position or orientation of the vehicle relative to the landmark and the determined position or orientation of the landmark relative to the world coordinate system, a position or orientation of the vehicle relative to the world coordinate system is determined.

Abstract: The present disclosure provides an autonomous navigation method and system, and a map modeling method and system. The autonomous navigation method comprises: controlling an unmanned aerial vehicle to take off, and collecting videos of a scene corresponding to the unmanned aerial vehicle at each collection time point; obtaining feature points in the videos of the scene corresponding to each collection time point; generating a flight path of the unmanned aerial vehicle according to the feature points in the videos of the scene corresponding to each collection time point; generating a first map model according to the flight path of the unmanned aerial vehicle and the videos of the scene corresponding to each collection time point; and carrying out autonomous navigation on the unmanned aerial vehicle according to the first map model.

Abstract: A system that performs a method is disclosed. Whether a charging station is available to charge the vehicle is determined. In accordance with a determination that a charging station is available, one or more position parameters for a charging arm of the charging station are obtained using the one or more scanners. Based on the obtained one or more position parameters, one or more commands are generated to control the motion of the charging arm to couple the charging arm to the vehicle to charge the vehicle.

Abstract: Disclosed is an improved approach for identifying suspicious administrative host activity within a network. Network traffic is examined to learn the behavior of hosts within a network. This provides an effective way of determining whether or not a host is performing suspicious activity over an administrative protocol.

Abstract: The present disclosure provides an autonomous navigation method and system, and a map modeling method and system. The autonomous navigation method comprises: controlling an unmanned aerial vehicle to take off, and collecting videos of a scene corresponding to the unmanned aerial vehicle at each collection time point; obtaining feature points in the videos of the scene corresponding to each collection time point; generating a flight path of the unmanned aerial vehicle according to the feature points in the videos of the scene corresponding to each collection time point; generating a first map model according to the flight path of the unmanned aerial vehicle and the videos of the scene corresponding to each collection time point; and carrying out autonomous navigation on the unmanned aerial vehicle according to the first map model.

Abstract: In one embodiment, a computer accessible storage medium stores a plurality of instructions which, when executed: group a set of reconstructed three dimensional (3D) points derived from image data into a plurality of groups based on one or more attributes of the 3D points; select one or more groups from the plurality of groups; and sample data from the selected groups, wherein the sampled data is input to a consensus estimator to generate a model that describes a 3D model of a scene captured by the image data. Other embodiments may bias sampling into a consensus estimator for any data set, based on relative quality of the data set.

Abstract: A method for tracing a distribution of moving ions in an ion mobility spectrometer is provided, including steps: first selecting a sample having light-emitting characteristics as a tracing sample; subsequently, ionizing the tracing sample by using an ionization source, and feeding ions of the tracing sample to a drift lube of the ion mobility spectrometer; using a plate to collect the ions at a to-be-detected cross section; and finally processing the ions collected on the plate by using an appropriate means, thereby enabling the ions to emit light, and displaying a distribution view of movement positions of the ions on the to-be-detected cross section. By combining a light-emitting tracing means and movements of charged ions in an ion mobility spectrometer, it is able to master a position distribution of the charged ions in the ion mobility spectrometer more intuitively and practically.

Abstract: An optimized design method for manufacturing a Fresnel grating is disclosed, including the following steps: (1) making a Fresnel surface type of the Fresnel grating equivalent to a curved surface type, and determining, based on the curved surface type to which the Fresnel surface type is equivalent, an optical path difference function of the Fresnel grating: ? (?)=<AP1P2B>?<AOB>+Nm?; and (2) determining a Fresnel grating parameter that minimizes a function value of the optical path difference function, so as to manufacture a Fresnel grating that has an aberration elimination effect. The manufactured Fresnel grating may effectively eliminate a portion of aberrations of the Fresnel grating, and increase a resolution of a spectrometer.

Abstract: A design method of a spectrometer and a spectrometer are disclosed, including the following steps: 1) determining an incident angle of a second incident slit and a groove-shaped cycle of a concave grating; 2) estimating a blaze angle of the concave grating, determining a surface material and a groove-shaped structure of the concave grating; 3) acquiring wavelength-diffraction efficiency curves; 4) determining values of incident angles ?A1 and ?A3 and values of wavelengths ?2 and ?3, and setting ?4 to equal ?2; 5) acquiring a record structural parameter and a use structural parameter; 6) determining a manufacture parameter of the concave grating; 7) determining locations of the three incident slits and the three photodetectors relative to the concave grating. The spectrometer acquired by using this method has relatively high diffraction efficiency in most spectrum regions and effectively alleviates the problem of relatively low diffraction efficiency in a broad spectrum region.

Abstract: The invention provides an exposure method of a holographic grating and an exposure light path. The exposure method includes: (1) determining initial positions (C, D) of the two exposure light sources (S1, S2); (2) calculating imaging quality parameters of the grating; (3) setting a compensating mirror (A1) in the initial light path; (4) adjusting a position of the exposure light source (S1) to a new position (D1) according to a position of the compensating mirror (A1); (5) calculating imaging quality parameters of the grating; (6) judging whether the imaging quality parameters in the step (5) and the imaging quality parameters in the step (2) are equal, and if yes, using the new position (D1) as a final position of the exposure light source (S1). The exposure method and exposure light path may effectively solve a problem of a much too close distance between exposure light sources.

Abstract: A manufacture method for a blazed concave grating is provided, including: replicating a blazed concave grating by means of a replication process, after the replication is completed, conducting heat preservation and cooling, then separating two gratings (G1, G2) by using different pulling manners respectively, and finally splicing the replicated and separated concave grating blanks, to obtain a required blazed concave grating. This manufacture method can solve the problem of a big error in an existing replication method for a blazed concave grating.

Abstract: A manufacture method for a blazed concave grating is provided, including: replicating a blazed concave grating by means of a replication process, after the replication is completed, conducting heat preservation and cooling, then separating two gratings (G1, G2) by using different pulling manners respectively, and finally splicing the replicated and separated concave grating blanks, to obtain a required blazed concave grating. This manufacture method can solve the problem of a big error in an existing replication method for a blazed concave grating.

Abstract: A smart keyboard for establishing bidirectional communication between a television and a portable device includes a wireless module, a socket, a touch panel, and a processor. The wireless module is used for establishing a wireless connection with the television. The processor is used for controlling operation of the television through the wireless connection or controlling the television to display contents displayed on the portable device through the wireless connection when the portable device is fixed on the socket according to a first command generated by the touch panel.

Abstract: A touch keyboard includes a main touch keyboard and an auxiliary touch keyboard. The main touch keyboard includes a main touch sensing element and a main processor. The main touch sensing element is provided for touching to generate a user touching signal. The main processor electrically connected with the main touch sensing element and is provided for receiving user touching signal and switching the keyboard type which is indicated by the main touch sensing element. The auxiliary touch keyboard can detachable connected to the main touch keyboard. The auxiliary touch keyboard includes an auxiliary touch sensing element that is electrically connected with and is controlled by the main processor. The detachable main touch keyboard and the auxiliary touch keyboard are switched to other keyboard type by the main processor and the switched keyboard is provided for variety application to achieve the multifunctional intelligent keyboard.

Abstract: A communication integration system includes a first portable device and a second portable device. Wherein when the first portable device utilizes a first mobile communication module to communicate with a communication device, a first communication coupling module of the first portable device transmits communication data and first voice data received by the first portable device to a second communication coupling module of the second portable device, so as to display the communication data and play the first voice data on the second portable device, and the second communication coupling module transmits second voice data of the second portable device to the first communication coupling module, so as to transmit the second voice data to the communication device via the first mobile communication module.

Abstract: An integrated communication system includes a communication integration device, and a user terminal. The communication integration device includes at least two communication bridging units and a communication integration module, wherein each of the communication bridging units is configured to link to an external communication system, the communication integration module can selectively activate one of the communication bridging units, and thereby integrate and link to the external communication systems linked with the communication bridging units.

Abstract: A touch panel includes a film and a cover lens. Sensing units of a sensing circuit, first wires coupled to the sensing circuit, and second wires coupled between the first wires and a processor are formed on the film. The film is attached to the cover lens by an adhesive method.

Abstract: A touch panel system includes a touch panel and a processor. The touch panel includes at least one single-layer touch unit row. The processor is installed in a first axis of the at least one single-layer touch unit row for receiving and processing signals generating by the at least one single-layer touch unit row, and executing a corresponding operation accordingly. First wires coupled to a first single-layer touch unit row of the at least one single-layer touch unit row are extended to the processor along the first axis.

Abstract: In an embodiment, a method comprises receiving a set of three dimensional (3D) points estimated from a plurality of images; selecting a subset of the 3D points that, as a group, provide at least a desired amount of constraint on each of a plurality of camera parameters; and performing non-linear optimization over the selected subset of 3D points to recover the plurality of camera parameters and the 3D points. The selected subset excludes one or more 3D points in the set.