65 results about "Right hemisphere" patented technology

The invention aims to provide a hemisphere differential telescopic spherical robot. The hemisphere differential telescopic spherical robot comprises outer hemisphere shells, a driving part and a telescopic mechanism, wherein the driving part is of a double motor driving structure; left and right hemispheres are driven by a motor respectively; the movement functions such as advancing, retreating and pivot turning of the robot are realized by applying a hemisphere differential principle; a threaded transmission principle of a lead screw is applied by the telescopic mechanism of the robot to realize stretch of the two outer hemispheres; a double-cross four telescopic rod structural design is adopted by the telescopic mechanism of the robot. The double-cross four telescopic rod structural design is adopted by the telescopic mechanism, so that the maximum load capable of being born by the robot is increased during running of the robot, and the stability and the reliability of the internal structure during rolling advance of the robot are improved. The telescopic spherical robot has wide application, and corresponding technical application requirements for carrying out field tasks can be met by arranging different sensors.

The invention is applicable to the image processing field, and provides a panoramic image or video horizontal calibration method, a panoramic image or video horizontal calibration system and a portable terminal. The method comprises steps: images or video frames of two circles after imaging of two cameras with opposite photographing directions are received; a horizontal calibration matrix in the case of photographing is acquired; and according to the horizontal calibration matrix, the images or the video frames of two circles are pasted to a left hemisphere surface and a right hemisphere surface of a spherical panoramic mathematical model in a UV mapping mode, and thus, the panoramic image or the video frame pasted to the spherical panoramic mathematical model is horizontal. When an image or a video frame photographed by a panoramic camera is not horizontal, the panoramic image or the video frame pasted to the spherical panoramic mathematical model is still horizontal.

The invention relates to a sleeve and tubular busbar bridging overcurrent fitting for an 800kV convertor station. The sleeve and tubular busbar bridging overcurrent fitting comprises an anticorona ball, a sleeve terminal fixing fitting, tubular busbar fixing fittings, a cardan joint structure and drainage threads, wherein the anticorona ball is a shell formed by connecting a left hemisphere and a right hemisphere; a left side opening, a right side opening and a top opening are respectively formed in the shell; four long slots are formed in one end of the terminal fixing sleeve and are respectively connected with aluminum alloy clamping seats and copper-aluminum transitional sheets; the tubular busbar fixing fittings are two arched semi-rings; one end of the cardan joint bracket is a connection plate, and the other end of the cardan joint bracket is provided with three hanging lugs; the upper hanging lug is hinged to a perpendicular steering rod; the other end of the perpendicular steering rod is connected with a tubular busbar supporting sliding claw disk with six extending supporting claws; the middle hanging lug is hinged to a transverse steering rod; the other end of the transverse steering rod is inserted into the tubular busbar fixing fitting at the right side opening; the lower hanging lug is fixedly connected with a supporting frame; the three groups of drainage threads are respectively connected with all the fittings.

The invention provides a simple-pendulum differential underwater amphibious robot with deformability. The amphibious robot is mainly composed of a left-hemisphere rigid structure part, a middle-cylinder flexible structure part and a right-hemisphere rigid structure part. The driving mechanism is mainly composed of a deformation driving mechanism for adjusting buoyancy and a simple-pendulum differential motion driving mechanism; the simple-pendulum differential motion driving mechanism can implement free motion of the robot in water or an underwater amphibious environment; the deformation driving mechanism for adjusting buoyancy can enable the robot to shift between approximate spheroidicity and regular sphere; the robot in the approximate spheroidicity state is subjected to higher buoyancy, thereby being beneficial to underwater motion of the robot; and the robot in the approximately regular sphere state is subjected to lower buoyancy, thereby being beneficial to the underwater ground rolling of the robot. The robot has the advantages of flexible motion, simple control and high safety, and can be used as a mobile platform to carry various detectors and acquisition sensors to execute the in-water or underwater environment information acquisition task underwater.

A method of identifying a spatial distribution of areas includes: a first step of determining a rough spatial distribution of at least one area in a sensory area of cerebral cortex in each of a left hemisphere and right hemisphere of the brain that is a target area of the identification; a second step of applying a sensory stimulus to the identification target area; a third step of obtaining brain activity information; and a fourth step of using the brain activity information to calculate one of a coefficient of cross-correlation, and coherence, between brain activity information of areas, assessing synchrony between the left and right hemispheres, and changing the spatial distribution determined in the first step.

The invention discloses a spherical robot for pipeline detection, and belongs to the technical field of pipeline detection robots. A relevant sensor can be carried into a complex pipeline for replacing manual operation. The robot comprises a left hemisphere, a middle connecting piece, a right hemisphere and a control component. The left hemisphere is connected with the right hemisphere through themiddle connecting piece, the left hemisphere and the right hemisphere are of the same structure and are symmetrical about the middle connecting piece, and the middle connecting piece is provided withthe control component. The spherical robot has the advantages of being simple and compact in structure, flexible in motion in a pipeline, simple in movement model, and small in contact section area with the interior of the pipeline, dual gears and racks are adopted for driving according to the internal driving way, the two gears are precisely engaged with two inner gear rings fixed to the inner surface of a spherical shell, the defect that a conventional spherical robot rolls on the spherical inner wall through wheels, thereof being likely to slide is avoided, and the spherical robot has theadvantages of being accurate in transmission ratio and accurate in speed control.

The invention relates to a system and a method for reducing background noise in magnetoencephalogram detection. A magnetic sensor array layer is arranged at the outer side of a head-mounted flexible substrate; a brain magnetic field sensor array and an outer magnetic field sensor array are distributed on left and right hemispheres of the brain; a magnetic shielding layer is arranged outside the magnetic sensor array layer; and a neck ring of a wearable magnetic field sensor is arranged on the neck of a human body. reduction of the background noise in magnetoencephalogram detection is achieved by collecting and analyzing a brain magnetic field of the head and an outer magnetic field of the head, analyzing the brain magnetic field of the neck and the outer magnetic field of the neck, fusing brain magnetic field information, carrying out noise analysis on the outer magnetic field information, obtaining a reference noise background signal, fusing the brain magnetic field information and subtracting the reference noise background signal, and a magnetoencephalogram with a high signal-noise ratio is obtained. The system and the method have the characteristics of being simple, convenient to implement, high in sensitivity, low in implementation cost, high in reliability, small in space and high in flexibility.

Provided are an integrating sphere photometer and a measuring method of the same. The integrating sphere photometer includes an integrating sphere including a left hemisphere and a right hemisphere, a photometer disposed on the center surface of the right hemisphere, a photometer baffle disposed in front of the photometer to be spaced apart therefrom, a light source to be tested disposed at the center region of the integrating sphere to illuminate light to at least an illumination region of the left hemisphere, an auxiliary lamp part disposed in the vicinity of a contact region between the left hemisphere and the right hemisphere to illuminate light to the illumination region, and an auxiliary lamp baffle disposed around the auxiliary lamp part to prevent the light emitted from the light source to be tested from being directly illuminated to the auxiliary lamp part and also to prevent the light emitted from the auxiliary lamp part from being directly illuminated to the light source to be tested.

A high-resolution microscopic three-dimensional imaging device is characterized by the following steps: first determine the incident light, then select a suitable hemispherical prism, select a slide glass and vapor-deposit a layer of metal on its surface, and place it on the hemispherical plane of the hemispherical prism , put the object on the metal layer, let the incident light be incident on a point on the prism hemispherical surface along the radial direction of the prism, the angle between the incident light and the plane of the glass slide is θ, and the light beam will produce total reflection on the surface of the slide, TM The wave generates surface plasma waves on the metal surface through total reflection, and the TE wave is reflected. A λ/4 wave plate and a mirror are placed on the reflected light path outside the hemispherical prism; the detector is placed above the object to detect and record Detection results; by changing the incident surface and the included angle θ, illuminating the object at different positions and recording the detection results, and considering all the detection results comprehensively, the complete three-dimensional information of the detected object can be obtained; this method can effectively use the lighting light, the device is flexible, and the imaging resolution is high.

The invention discloses a pipeline inspection robot based on reducing of gear rack, and provides a ball type inspection robot capable of flexible reduction and a control method thereof. The pipeline inspection robot comprises a wheel set, a wheel driving device, a reducing device and a support plate (8). The wheel set includes a left hemisphere type wheel (1) and a right hemisphere type wheel (10). The wheel driving device is capable of driving the wheel set to enable the left hemisphere type wheel (1) and the right hemisphere type wheel (10) to rotate separately. The reducing device comprisesa gear rack reduction box (3) connected to the wheel set to drive the left hemisphere type wheel (1) and the right hemisphere type wheel (10) to move radially to achieve reduction. The support plate(8) enables the wheel driving device to be connected with the reducing device. The pipeline inspection robot based on reducing of the gear rack aims to solve the problem of difficult detection of small and narrow pipelines at present, and realizes most of pipeline operation at present.

The invention provides a tongue body dynamic three-dimensional reconstruction system oriented to tongue inspection in traditional Chinese medicine. According to the tongue body dynamic three-dimensional reconstruction system, dynamic information acquisition and three-dimensional reconstruction of a tongue body can be achieved. The tongue body dynamic three-dimensional reconstruction system comprises a spherical box body, a jaw support, a lifting table, a camera light shield, a face-shaped light shield, a multi-light-source system, an image acquisition system, a synchronous control circuit and a computer, wherein the multi-light-source system is composed of eight LED light sources, eight light source supports and a base, and the image acquisition system is composed of a high-speed camera and an image acquisition card. Openings are formed in the left hemisphere portion of the spherical box body and the right hemisphere portion of the spherical box body respectively, one of the openings is a camera hole used for installation of the image acquisition device, and the other opening is a hole allowing the examined tongue body to extend into. The eight light sources are evenly distributed on the vertical circumference, taking the sphere center as the circle center, of the box body, each light source faces towards the tongue body and irradiates the center of the tongue body, and the direction of each light source can be adjusted. The synchronous control circuit generates two sets of signals, one of the two sets of signals control circulating powering on of the eight light sources, the other set of signals trigger a camera shutter, a frame of image is taken through the camera each time the light sources in one direction are powered on, and synchronous acquisition is completed.

The invention discloses a contralateral-hemisphere-counteraction-based method for non-contact magnetic induction cerebral hemorrhage detection. Firstly, a tested head is placed below a first detection coil and a second detection coil which are the same, and an exciting coil is placed above the two detection coils; a signal generator is connected to the exciting coil and the input end of a three-way adapter; the first detection coil and the second detection coil are connected to an input channel of a first data acquisition card and an input channel of a second data acquisition card; a phase difference measurement procedure in a computer respectively and simultaneously calculates the phase difference between signals of the two input channels of the first data acquisition card and the second data acquisition card; the phase difference is obtained by subtracting phase difference data of one data acquisition card from phase difference data of the other data acquisition card, and the severity and the development and changes of cerebral hemorrhage can be judged according to variations of the phase difference. According to the contralateral-hemisphere-counteraction-based method for non-contact magnetic induction cerebral hemorrhage detection, the phase difference data produced by the left hemisphere and the right hemisphere are measured respectively, then counteraction is carried out on the phase difference data, and detection sensitivity and anti-jamming capability are improved greatly.

The invention relates to a mini spherical aircraft and a working method thereof. The mini spherical aircraft comprises ducted fans, screw fan brackets, vent holes, a central shaft as well as a left hemisphere shell, a guide barrel, a right hemisphere shell, fixing tubes, balance fans and balance ducts, wherein the central shaft penetrates through the left hemisphere shell, the guide barrel and the right hemisphere shell; the guide barrel is connected with the plane of the left hemisphere shell through the central shaft; the guide barrel is connected with the plane of the right hemisphere shell through the central shaft, and is positioned between the left hemisphere shell and the right hemisphere shell; the plane of the left hemisphere shell is connected with the plane of the right hemisphere shell through two fixing tubes; two symmetric balance ducts are communicated with each other in the position of the equatorial zone of the left hemisphere shell and the right hemisphere shell; the balance fans are connected with the inside of the middle sections of the balance ducts through the fan brackets. As the left hemisphere shell and the right hemisphere shell form a sphere, the mini spherical aircraft is high in security coefficient, uniform in stress when being landed and not easy to damage, and due to the balance fans, the mini spherical aircraft can rotate horizontally and then can be adjusted to an expected direction.

The invention relates to a dual-motor dragging integral hemisphere bearing gyro machine which is composed of a rotor, rotor magnetic poles, stators, a hemisphere bowl, a right hemisphere, a left hemisphere, a motor shaft and nuts. The dual-motor dragging integral hemisphere bearing gyro machine is characterized in that the hemisphere bowl is an integral hemisphere bowl, the motor shaft is sleeved with the integral hemisphere bowl, and the two axial sides of the integral hemisphere bowl are matched with the left hemisphere and the right hemisphere respectively. The dual-motor dragging integral hemisphere bearing gyro machine is simple and reliable in structure, and easy and convenient to machine and assemble, the precision and performance of a bearing are easy to ensure, the bearing precision and motor dynamic balance are not affected by repeated disassemblies and assemblies, the dual-motor dragging integral hemisphere bearing gyro machine can be applied in the field of navigation, and the precision of the gyro machine and that of an inertial navigation system are significantly improved.

The invention discloses a mechanical tube cleaner. The mechanical tube cleaner consists of three portions which are a hollow left hemisphere, an annular hollow cylinder and a hollow right hemisphere respectively; and the left hemisphere and the right hemisphere are separately connected to the two ends of the annular hollow cylinder to form an integrated structure. The tube cleaner mainly changes the sealing mode of the original tube cleaning ball and the inner wall of a seabed tube, circumferential linear sealing is designed into annular belt shaped surface sealing, by the belt shaped surfacesealing, a bypass circumstance generated in a running process due to the fact that upstream and downstream circumferential linear sealing of an imported M-brand tube cleaning ball is poor is avoided,the pressure difference between upstream and downstream is maintained, and can also be maintained even if the flow is ultra-low, and thus, the tube cleaning ball can keep moving forwards by driving force generated by the pressure difference; and when the tube cleaner has ultra-low flow, the upstream and the downstream are sealed effectively, and normal tube cleaning operation and gas condensate pushing operation are realized.

The invention discloses a method, system and equipment for detecting asymmetry of left and right hemispheres of a brain as well as a storage medium, and relates to the field of image processing. According to the method, magnetic resonance scanning data of the brain of each detected individual are acquired and processed to obtain quantitative nuclear magnetic resonance data of the brain of each detected individual, the average value of the quantitative nuclear magnetic resonance data in target brain area ranges of left and right hemispheres is extracted according to a mask matrix, a lateralization index is calculated by using the average value, and detection of the asymmetry of left and right hemispheres of the brain is conducted according to the lateralization index to obtain a detection result. Detection of the asymmetry of left and right hemispheres of the brain of each individual is conducted by the quantitative nuclear magnetic resonance method, the asymmetry of left and right hemispheres of the brains of different detected individuals is analyzed quantitatively from a microstructure perspective, and the detection accuracy is improved.

The invention discloses a depression electroencephalogram neural feedback method and system, and the method employs an optimized quadratic programming feature selection method, effectively selects an optimal electrode in a global range, reduces 64 leads to 20 leads, greatly reduces the subsequent calculation amount, and improves the real-time performance of feedback. Then, instantaneous change of the amplitude of the electroencephalogram signal is captured by adopting a rapid transition process method, and further a structure synchronization index and a brain connection asymmetry index are calculated; and finally, based on the calculated brain connection asymmetry index, adaptive adjustment is performed on the brain region, so that the cooperative control degree between the left hemisphere network and the right hemisphere network of the brain can be reflected, and the nerve mechanism of depression can be better analyzed from the angle of index change.