30results about How to "Accurate navigation information" patented technology

The invention provides a ship mooring assisting method and a ship mooring assisting system. The method is characterized in that the position information of a ship relative to a berth is determined by use of a solar blind ultraviolet imaging method, and the attitude angle of the ship relative to the berth is determined by at least two GPS receivers through a GPS method, so the problem on how to moor a ship safely when the ship is close to the shore under the condition of low visibility is solved effectively. Further, according to the method and the device of the invention, a normalized autocorrelation algorithm and a data fusion algorithm can be preferably adopted to integrate coordinate data and angle data received by a solar blind ultraviolet imaging module and a GPS signal receiving module in order to improve the positioning accuracy. By using the ship mooring assisting method and the ship mooring assisting system of the invention, the problem that it is very difficult to moor a ship in fog in the prior art and the problem that the ship piloting and berthing device in the prior art is largely affected by the weather and environment are solved obviously.

This invention discloses one automatic driving meter applied in aviator, which comprises first and second microprocessors, several sensors position sensor group, GPS receiver, gas sensor, upper and down communication interfaces. The first microprocessor has aviator control module and the second microprocessor has position computation module to compute aviator position information. The second microprocessor is connected to the first microprocessor through inner data bus in driver room. Outer circuit to convert into digital signals through second A / D converter to the second microprocessor processes the position sensor group measurement signals.

The invention relates to a path guide information expressing method and device based on live-action. The method includes the following steps that matching correlation preprocessing is carried out on a live-action point and a two-dimensional road network; according to navigation steering guide information, guide point information, road entering information and road exiting information are determined; the longitude and latitude coordinates of a live-action observation point are calculated according to longitude and latitude coordinates of a guide point; according to the calculated longitude and latitude coordinates of the live-action observation point, a live-action picture of the coordinate position is obtained from a live-action data base; the back-projection pixel coordinate position, on a live-action guide picture, of the guide point is calculated; according to the back-projection position, the display angle of the live-action guide picture is calculated; the picture back-projection positions of a road entering shape point and a road exiting shape point are calculated, and then guide back-projection information of a road is marked in an arrow form according to the traveling direction. The path guide information expressing method and device provide more accurate navigation information indications for a user and can ensure that marking information is accurately marked on the correct road.

A piloting berthing system based on solar-blind ultraviolet light signals comprises a solar-blind ultraviolet light source system, a piloting instrument and a display system. The piloting instrument comprises a tri-axial electronic compass, an optical imaging module and an information processing terminal. The tri-axial electronic compass is connected with the optical imaging module and is used for acquiring angle information of the optical imaging system during rotation and transmitting the angle information to the information processing terminal. The optical imaging module is composed of a spectroscope, a visible light or infrared light imaging channel and a solar-blind ultraviolet light imaging channel, wherein the spectroscope splits an incident ray into two beams to enable the two beams to enter the visible light or infrared light imaging channel and the solar-blind ultraviolet light imaging channel respectively, the visible light or infrared light imaging channel receives visible light signals and outputs visible light or infrared light video signals, and the solar-blind ultraviolet light imaging channel receives solar-blind ultraviolet light signals and outputs solar-blind ultraviolet light video signals. The signal processing terminal is used for calculating navigation attitude data of a ship and outputting synthetic video to the display system according to digital signals of two ways of videos.

The invention relates to a method for calculating a solar azimuth based on a CMOS (Complementary Metal Oxide Semiconductor). The method comprises the following steps of firstly, obtaining the measurement information of the polarization image of each channel by utilizing a three-channel CMOS polarization sensor, and carrying out image pretreatment on the polarization image; secondly, compensating the measurement information of the polarization image, which is subjected to the image pretreatment, by utilizing a parameter which is well calibrated in a laboratory, so as to obtain a polarization azimuth; finally, selecting the calculation expression of the polarization azimuth by sufficiently utilizing the advantage that the sampling points of the polarization sensor based on the CMOS are many and by utilizing the distribution interval, which is obtained based on the information of an original polarization image, of the polarization azimuth, so as to obtain the solar azimuth. The method for calculating the solar azimuth based on the CMOS has the advantages of being high in precision and small in calculation amount, and can be used for a method for calculating the solar azimuth of a polarization navigation sensor based on the CMOS.

The invention relates to an adaptive microphone array sound positioning rescue robot and a using method thereof. A robot comprises a vehicle body having a running mechanism, a main control unit on the vehicle body and connected with a running driving motor, an obstacle avoiding module and a sound positioning module, wherein the obstacle avoidance module is three sets of supersonic wave detectors, supersonic waves are respectively emitted from the right ahead portion, the front side portion and the front upper portion, an electric cylinder push rod end of the sound positioning module fixed on the vehicle body is equipped with a supporting block and a supporting board, the gear shaft penetrates through the supporting board of which upper and lower surfaces are respectively equipped with a gear and two tooth bar guide rods, and an outer end of each tooth bar guide rod is fixedly equipped with a microphone array element to form a cross array. According to the using method, the three sets of supersonic wave detectors are controlled by a main control unit to detect distances between obstacles and the vehicle body, height and array element separation distances of the microphone arrays are adaptively maintained to be the largest at the maximum degree, moreover, sound received by four array elements is analyzed, positioning on a help-seeking sound source is carried out to correct a navigation angle to approach the help-seeking sound source. Through the using method, a complex disaster site can be rapidly and safely reached, sound source positioning precision is high, and searching efficiency is high.

The invention relates to a method for configuring mobile online services (18a-18d) used by a vehicle (12). The setting method has the steps of: providing a configuration system (10) that associates data content with a data distribution category in a plurality of data distribution categories; providing the user with one or more mobile online services that the user can allow through the configuration system (10) (18a‑18d) selection possibilities for data content using data distribution categories respectively; for one or more mobile online services (18a‑18d) respectively select data distribution categories; The data content of the selected data publishing category used by the service. The technical problem to be solved by the present invention is to provide the possibility of a transparent and easily usable data protection configuration for the mobile online services used by the vehicle, which leads customers and potential buyers to the vehicle manufacturer and the offered Increased trust in mobile online services.

The embodiment of the present application discloses a lane line generation method, device, device, and storage medium, wherein the method relates to the fields of automatic driving technology and artificial intelligence technology, and the method includes: obtaining the actual side lane line of the first road section, and The center lane line of the second road section; according to the actual side lane line of the first road section, determine the width information of the second road section; from the center lane line of the second road section, extract the information used to reflect the first road section The center position point of the contour of the center lane line of the second road segment; according to the center position point and the width information of the second road segment, determine the side position for reflecting the outline of the virtual side lane line of the second road segment point; generating the virtual side lane line of the second road segment according to the side position point. Through the present application, the accuracy and efficiency of generating side lane lines can be improved.

A deep-sea compass system is disclosed. The system can provide accurate navigation information for safe, reliable and long-endurance operation of deep diving submersibles. An IF conversion plate, a power supply module, a system board and a motion sensor are separately connected to a patch panel. The motion sensor includes gyroscopes and accelerometers for three directions. Data generated by the gyroscopes are transmitted to the system board in a message form through the patch panel. Current generated by the accelerometers enters the IF conversion plate through the patch panel, is converted into frequency pulse signals and is then transmitted to the system board through the patch panel. A core plate stores collected original information, a navigation resolving result and system working state information into an SD card memory module. The core plate controls a USB reading module to read the information stored in the SD card according to requirements of program running or an outside command received from system external input-output interfaces.

The invention discloses a near-infrared second zone tumor primary lymph node surgery navigation system and a construction method thereof. The near infrared second zone tumor primary lymph node surgical navigation system consists of a detection camera, a prism, a filter, an operating table and a laser generator It is constructed, and also includes a composite probe for detection by a detection camera, which is packaged with a cyanine dye and an albumin fragment, or based on a quantum dot with an emission wavelength above 1500 nanometers, using It is wrapped with polyacrylic acid copolymer; the whole navigation system adopts a complete set of equipment, which can achieve the purpose of surgical navigation for wide-field imaging of small animal tumor primary lymph nodes; the fluorescent probe has high luminous efficiency, good stability, and good biocompatibility. It is adjustable in the second infrared region and has clinical transformation value.

The invention provides a real-time navigation road condition system based on global positioning system (GPS). The system comprises a positioning module, a digital map, a map matching unit and a reminding unit; the system is characterized by further comprising a video monitoring unit, an image acquiring unit, an image processing unit, an integrated information processing unit and the reminding unit, wherein the video monitoring unit is used for acquiring peripheral road condition videos; the image acquiring unit is used for acquiring key images from the videos obtained by the video monitoring unit; the image processing unit is used for obtaining the image command information from the key images; the integrated information processing unit is used for integrally processing GPS and image information and obtaining the final command information; and the reminding unit is used for informing users with the final command information. The system has the beneficial effects that more accurate and effective navigation information can be supplied for drivers more precisely, and conditions of conventional GPS navigation errors and the non-timely updated digital map are effectively avoided.

The invention discloses a pilot instrument based on a solar blind ultraviolet light signal. The pilot instrument is composed of a triaxial electronic compass, an optical imaging module and an information processing terminal, wherein the triaxial electronic compass is connected with the optical imaging module, and is used for acquiring information of each angle of the optical imaging module in rotation, and transmitting the angle information to the information processing terminal, the optical imaging module is composed of a spectroscope, a visible light or infrared imaging channel and a solar blind ultraviolet imaging channel, the spectroscope is used for dividing an incident light into two beams according to a certain proportion or wavelength so that the two beams of light can respectively enter the visible light or infrared imaging channel and the solar blind ultraviolet imaging channel, the visible light or infrared imaging channel can be used for receiving a visible signal or infrared signal and outputting a visible light or infrared video digital signal, the solar blind ultraviolet imaging channel is used for receiving a solar blind ultraviolet signal and outputting a solar blind ultraviolet video digital signal, the information processing terminal is used for computing sailing posture data of a ship and outputting synthesis information according to the digital signals of two paths of videos.