79results about How to "Flexible space" patented technology

A multiple-degree-of-freedom anti-explosion mechanical arm relates to an anti-explosion mechanical arm. The anti-explosion mechanical arm comprises a six-degree-of-freedom joint component, a double-camera system, a distributed control system and an expansion system, wherein a front paw can be operated flexibly and diversely through the cooperative control of six joints; the double-camera system is used to provide front vision for rear operating staff so that the mechanical arm can be conveniently controlled to complete special tasks, the double-camera system comprises a main camera fixed on a front arm and a front-end camera fixed on a paw joint; the main camera has broad vision, the focus of the front-end camera is fine; the distributed control system is used to control the synergy movement of the six-degree-of-freedom component and various movements of the six-degree-of-freedom component, the distributed control system comprises a distributed control module, a magnetic absolute position sensing system and the like; and the expansion system is used to add different functions to meet different demands and increase the application range of the mechanical arm.

The invention discloses an antioxidant composite protective layer for a high-temperature film sensor and a manufacturing method of the antioxidant composite protective layer, and belongs to the technical field of film sensors. The antioxidant composite protective layer sequentially comprises a BN insulation layer, a ZrB2-based composite ceramic layer and a Al2O3 covering layer from bottom to top, wherein the BN insulation layer, the ZrB2-based composite ceramic layer and the Al2O3 covering layer are sequentially deposited on a sensitive function layer of the film sensor in the way of evaporation or sputtering or the like. By means of the antioxidant composite protective layer for the high-temperature film sensor, the antioxidant protective requirements of the aero-engine high-temperature film sensor at the high temperature of 1000-1700 DEG C can be met, the stability and reliability of the film sensor in high-temperature high-pressure severe environment are effectively improved, and the service life of the film sensor in high-temperature high-pressure severe environment is effectively prolonged.

The invention discloses a virtual machine migrating method and system based on the NUMA architecture. The virtual machine migrating method based on the NUMA architecture comprises the steps that the configuration information of a virtual machine to be migrated is obtained, and a temporary file is generated according to the content in a memory page and a virtual machine register which have already been used by the virtual machine to be migrated and the state of an I/O device; the virtual machine to be migrated is stopped; the node information of all physical nodes in a target host is obtained, and whether a target node exists on the target host is judged according to the node information and a migration command; if the target node exists on the target host, the virtual machine to be migrated is migrated to the target node according to the temporary file and the configuration information; if the target node does not exist on the target host, an error report is sent. According to the virtual machine migrating method and system based on the NUMA architecture, it is guaranteed that virtual nodes of the NUMA topological structure of the virtual machine correspond to the NUMA nodes of a physical machine in a one-to-one mode on the basis of migration, the performance degradation of the virtual machine is small, the NUMA topological structure of the virtual machine can be changed according to the hardware condition of the target host, and thus the virtual machine can be adapted to more diversified hardware environments.

The invention relates to a composite damping device for vibration and noise reduction of gear shafting, which belongs to the technical field of damping devices. The composite damping device acts on each gear shaft through an auxiliary bearing, a clamp and a vibration transmission frame with a flexible structure, vibration, which is generated by some factors in a process of transmission, of a gear pair is transferred to the auxiliary bearing, and the clamp and the vibration transmission frame so as to drive a piston soaked in high-viscosity damping liquid to do shearing motion in the damping liquid, generate a damping force large enough and absorb and dissipate vibration energy, thereby suppressing bending vibration of the shaft. On one hand, internal excitation of the whole gear is reduced, on the other hand, vibration which is transferred to a gearbox body is attenuated. By virtue of the composite damping device disclosed by the invention, the vibration of frequency components due to meshing impact in the gear shafting can be simultaneously reduced, and a vibration frequency band is wide. The composite damping device has the advantages of simple structure, easiness in removal and installation, flexibility of installation position, no worn parts, long service life and the like.

The invention provides a node failure recovery method for a micro network. The method comprises the following steps that cells are defined, namely, network nodes are classified into different cells, and the same community is set for the nodes classified in the same cell; the network nodes are initialized, namely, according to the mutual relations among the nodes in the same cell, network node roles, network node attributes and network node fields are set, and a single point failure recovery path of each node is precomputed; node failure recovery paths are determined; namely, when any node in the cells has failures, a single point failure negotiation process is carried out; when a plurality of nodes have failures, a failure recovery path dynamic calculation process and a multipoint failure negotiation process are carried out on each failure node in sequence. The node failure recovery method for the micro network is realized on the basis of the thought of local optimum and collective wisdom and efforts, and can rapidly and effectively recovery single point failures, rapidly recovery multipoint failures in the mode of local optimum, avoid tedious calculation and effectively accumulate failure removing experience.

The invention provides a storage region setting method, a storage region setting device and a terminal. The storage region setting method comprises the steps that a data storage sharing region is set for a plurality of systems at the terminal according to a received region setting instruction, so that the systems share the data storage sharing region, wherein at least one file folder is set in the data storage sharing region by each system. According to the technical scheme, the purpose that the systems share the data storage sharing region can be achieved, the utilization efficiency of the data storage region at the terminal is improved, the usage experience of a user to the terminal is improved, meanwhile, the file folders of all the systems in the data storage sharing region can also be partially or completely isolated, the information of each system is prevented from being illegally invaded, and therefore the information safety of each system is improved.

The invention discloses a GOA (Gate Driver On Array) circuit, an array substrate and a liquid crystal display. The circuit comprises a GOA module and a time division multiplexing module, wherein the GOA module comprises N GOA units, the output end of one GOA unit is connected with the input end of the next GOA unit, the reset end of one GOA unit is connected with the output end of the next GOA unit, and the output end of each GOA unit forms each output end of the GOA module; the time division multiplexing module comprises M control ends, N input ends and N*M output ends, the input ends of the time division multiplexing module are in corresponding connection with the output ends of the GOA module, the N*M output ends are in corresponding connection with N*M scanning lines of the array substrate, the M control ends are in one-to-one corresponding connection with M signal selection lines; and the time division multiplexing module is set to conduct connection between corresponding input ends and output ends according to selection signals received by the M control ends. The GOA circuit becomes a two-dimensional structure from a one-dimensional structure, the number of GOA units included in the GOA circuit can be reduced, and product reliability is improved.

The invention provides a set-top box browser, a set-top box and a method thereof. The set-top box is used for receiving and transmitting signals between digital home equipment and a network server; a network layer, connected with the network server, of the set-top box browser adopts a TCP/IP protocol; the set-top box browser comprises a user interface module, a transmission control module and a web page processing and displaying module, wherein the user interface module is used for providing an operation interface for the set-top box; the transmission control module is used for transmitting the signals between the set-top box and the network server, and analyzing a protocol adopted by a page to be displayed by the set-top box browser by adopting a Matrix SSL protocol stack; and the web page processing and displaying module is used for processing and displaying the web page analyzed by the transmission control module. Thus, the method realizes that a suitable security protocol is adopted in an embedded system and improves the security of the information transmitted by the set-top box browser and the set-top box.

The invention discloses an indoor semantic trajectory labeling and completion method in a low sampling and positioning environment. The method includes the following steps: inputting semantic entity and indoor spatial structure information to construct the mobile transfer map; collecting the original position trajectory and dividing each original position trajectory into a plurality of segmented segments; for the event mode, the user selecting the bound position trajectory segment; comparing the similarities of the key features of the segmented fragments and the location trajectory fragments,and linking the most similar fragments to form a group of independent semantic tuples; assembling the semantic tuples, and generating the missing semantic tuples by probabilistic inference; exportingthe complete semantic trajectory after insertion and completion. The method of the invention can derive accurate and available complete semantic trajectory data when facing the indoor positioning scene with complex movement constraint and low sampling frequency of position data.

The invention discloses a read-write structure of a single-plate optical module. The structure comprises a master control part and a cable clip, wherein the master control part is in communication connection with the cable clip. The master control part comprises a control module and an RS-485 bus in circuit connection with the output end of the control module. The cable clip comprises a programmable logic module and the optimal module in circuit connection with the output end of the programmable logic module, wherein the programmable logic module is in circuit connection with the RS-485 bus. Communication between the control module of the master control part and the programmable logic module is carried out through an RS-485 channel, a CPU on the cable clip and an exchange chip on the master control part are not needed, and therefore equipment development hardware cost is reduced; space of a PCB is saved, and space can be more flexibly provided for the layout of other devices on the cable clip; the equipment response speed is improved, and equipment flexibility is better; because the CPU is not needed, software and drive research and development work is reduced, and accordingly the research and development cycle is shortened, and risks are reduced.

A method for reasonably using file space is provided by using file deletion and space recovery mechanism of smart card and the method mainly comprises the steps of deleting files and arranging directory or card space. The aims of the method are to delete redundant files, arrange fragment space, support the client to adjust the current file system and adapt to different application demands.

The invention discloses wearable equipment, an optical device, an optical module and a packaging method of the optical module. The packaging method comprises the following steps of providing a substrate loaded with components; forming a cover plate with a light-transmitting area by adopting a double-shot molding, secondary injection molding or rubber coating process; and installing the cover plateon the substrate, enabling the cover plate to protrude towards the side away from the substrate, forming a containing space between the cover plate and the substrate, and containing the components inthe containing space to form the optical module. The forming shape of the cover plate can be flexibly changed, a plane or a curved surface or other complex curved surfaces can be formed on the outersurface of the cover plate, and adaptive adjustment is conducted according to the shape of an equipment shell, so that waste of internal space of equipment is reduced, and miniaturization of the equipment is facilitated. Moreover, the shape of the cover plate can be flexibly changed, the light-transmitting area is arranged on the cover plate, and the shape of the light-transmitting area can also be flexibly changed, so that the flexibility of light path design is improved, and the process cost is low.

The invention belongs to the field of ligands and complexes, and in particular discloses a nitrogen bridged bisphenol functionalized imidazole and an ionic iron (III) complex thereof. The general formula of the nitrogen bridged bisphenol functionalized imidazole is ([(ArCH2)2NCH2CH2NCHCHNR']CH)X; and the general formula of the ionic iron (III) complex containing the imidazole is ([(ArCH2)2NCH2CH2NCHCHNR']CH)FeX'4, wherein Ar is 3,5-R-2-(OH)-C6H2, R is tertiary butyl, R' is one of methyl, isopropyl or benzyl, and X' is one of nitrogen or bromine. The invention also discloses application of thecomplexes to coupling reaction of aryl Grignard reagents and alkyl halohydrocarbon containing beta-H. The ionic iron (III) complex of the nitrogen bridged bisphenol functionalized imidazole has the characteristics of convenient and simple synthesis method, high yield, stable existence in air, and the like, and has high catalysis activity to the coupling reaction of the aryl Grignard reagents and the alkyl halohydrocarbon containing beta-H.

The invention discloses an operation method of a touch device. The touch device comprises a main touch region and an edge touch region, wherein the edge touch region is arranged between the edge of the touch device and the main touch region; when the main touch region receives a touch action, the operation corresponding to the touch action received by the main touch region is executed; when the edge touch region receives the touch action, the operation corresponding to the touch action received by the edge touch region is executed if the touched time of the edge touch region reaches the preset time; and when the edge touch region receives the touch action, the touch action received by the edge touch region is neglected if the touched time of the edge touch region does not reach the preset time and the main touch region is not touched after the edge touch region is touched.

The invention discloses a cloud computing task allocation method and device, cloud computing task allocation equipment and a storage medium. The method comprises the steps of receiving a cloud computing task sent by a user and decomposing the cloud computing task into a certain number of sub-tasks; obtaining the type of the subtask and the size of a required arithmetic unit; calculating the numberof arithmetic units required by the same subtask; and allocating each subtask to a corresponding number of arithmetic units, wherein the arithmetic units are authenticated and authorized arithmetic units. According to the method provided by the invention, idle computing resources on the network are fully utilized, the dependence of cloud computing on a large server and a super computer is avoided, cloud computing task allocation is more flexible in time and space, the limitation on the computing scale is smaller, and the method can be widely applied to various application scenes; and the multiple operation units receive the same subtask at the same time, it is guaranteed that the cloud computing task is short in response time and completion time, and then the service quality and the userexperience of the cloud computing platform are improved.

The invention discloses a vertical type bicycle parking device comprising guiding rods, pedal devices, a telescoping mechanism, and a locating seat; the guiding rods which are arranged symmetrically are vertically fixed on the foundation; the guiding rods are provided with sidling blocks; the pedal devices are arranged on the guiding rods; the pedal devices can drive the sliding blocks to carry out up-and-down movement on the guiding rods; the telescoping mechanism is connected with the sliding blocks on the guiding rods; the telescoping mechanism can horizontally slide on a support seat; thelocating seat is fixed on the foundation; the locating seat is provided with a locating hole; the tail end of the telescoping mechanism can be arranged in the locating hole; the front end of the telescoping mechanism is used for locking bicycles; and a folding lifting frame in a pedal lifting mechanism can change rotating force produced by a pedal to lifting force moving in the axial direction ofthe guiding rods. The vertical type bicycle parking device saves space and labor, and it is ensured that the bicycles can be safely and conveniently parked.

The invention discloses a practical gift packing box. The practical gift packing box comprises a gift box body which comprises a box cover and box body, the box body is internally provided with a first partition and a second partition which are both perpendicular to the bottom of the box body, and the first partition and the second partition are both movably connected with the box body; the box body is further provided with a music playing system which comprises a first microcontroller, a second microcontroller, a music play/stop button, a song skipping button, a reset circuit, a buzzer and a digital displayer. According to the practical gift packing box, the gift box and the music playing function are combined, the practical gift packing box not only can be used for packing a gift, but also can express appreciations of a user through music preset in advance, and interaction and friendship of two persons are added; by arranging movable partitions, the internal space of the gift box can be flexibly set according to the size and number, and the practical gift packing box is convenient and practical.

A multi-cylinder micro washing machine comprises a lower box, a motor, impellers, an upper cover and a motor controller. The multi-cylinder micro washing machine is characterized in that the lower boxis divided by a partition board into at least two independent and non-communicated parallel cylinders, at least one impeller for disturbing water flow or clothes is arranged in each independent cylinder and placed in the upper or lower position. The partition board can be taken out entirely or partially, and partial or entire cylinders can be combined by taking out the partition board to obtain alarger cylinder to wash larger clothes. Bulges are arranged on the surface of the partition board to help turn over clothes and disturb clothes. The multi-cylinder micro washing machine can guaranteeclassified washing of small clothes and independent washing spaces and is sanitary and clean; electric washing replaces daily hand washing, different types of small clothes are washed simultaneously,and the washing machine is convenient and efficient; the washing machine is small in appearance, uses little water and electricity and is an environment-friendly product; the washing machine has lowmanufacturing cost, good economy and good market prospects.

The invention provides a laser transmitter which comprises a laser support, a transmitting circuit group, a transmitting circuit support, at least one laser transmitting plate and multiple flexible electric connectors. The laser support is arranged separate from the transmitting circuit support, and the laser transmitting plate is mounted on the laser support, and provide with at least one laser;and the transmitting circuit group is mounted on the transmitting circuit support, and connected with the laser transmitting plate via the flexible electric connectors. According to the laser transmitter, the laser transmitting plate and the transmitting circuit group are installed via the laser support and the transmitting circuit support respectively, so that space of a transmitting cabin of a laser radar is more flexible, and the laser radar is low in cost and mini; and the laser transmitting plate is connected with the circuit group via the flexible connectors, so that assembling is convenient.

The invention relates to a 40/49MHz monitoring system implemented by using a phase-locked loop technology. A scheme which adopts a transmission chip integrated with a phase-locked loop, a read-only memory and an RF (radio frequency) power amplifier to replace the conventional crystal frequency multiplication to carry out transmission not only dispenses with an intermediate frequency transformer used by the crystal scheme to filter the multi-harmonic and the fundamental harmonic, thus solving the problems of production complexity and high defect rate caused by the tuning and debugging of the intermediate frequency transformer, but also simplifies the system scheme under the condition of keeping the low-cost advantage of the crystal frequency multiplication scheme. The 40/49MHz monitoring system also adopts a receiving chip integrated with a phase-locked loop, a read-only memory, a radio frequency amplifier, a mixer, a demodulator and an audio power amplifier, consequently, the integration degree and stability of the system are greatly increased, multi-frequency selection can be easily carried out, the usage of a polycrystal is not needed, the standard frequency point specified by all industries is fixed by the integrated read-only memory, and does not need to controlled and locked by an MCU (microprogrammed control unit), and thereby the device cost is saved.

The embodiment of the invention provides a high-precision target extraction method and system based on point cloud data of an unmanned aerial vehicle, and the method comprises the steps: detecting structural traffic elements in a to-be-detected image through a target detection model, obtaining a rectangular bounding box of the structural traffic elements, and detecting non-structural traffic elements through a deep learning segmentation model to obtain a target contour point of the non-structural traffic element; then, calculating depth information of the rectangular bounding box and the target contour point through a point cloud data processing method, and obtaining three-dimensional coordinate information of the rectangular bounding box and the target contour point; the geometric contourinformation of the traffic elements can be automatically extracted based on the unmanned aerial vehicle point cloud data so that the time of manually extracting the traffic elements can be reduced, the extraction efficiency of the traffic elements can be enhanced and enhancement of the manufacturing efficiency of the high-precision map can be facilitated.

The invention relates to a display unit, comprising: a rotating casing with a front opening; a support leg for supporting the rotating casing in rotating mode; a gravity drop hammer arranged on one side of the rotating casing; and an information display element exposed at the front opening. An electronic device equipped with the display unit can be set into different styles, but the display contents of the display unit are processed in a certain direction, therefore improving the convenience of users.