73 results about "Spatial isolation" patented technology

The invention discloses a flow table spatial isolation device for network virtualization. The flow table spatial isolation device for the network virtualization comprises a network allocator, a network manager and an exchanger, wherein the network allocator is used for sending a user identification command to the network manager, the network manger is used for receiving the user identification command sent by the network allocator and sending the user identification command to the corresponding exchanger according to corresponding relation between user identification and a flow table segmentation strategy, the exchanger is used for receiving the user identification command sent by the network manager and adding the user identification into a matching domain field of a flow table to be served as identification of the flow table; and the user identification is added into an attribute portion of a message which is received and served as identification of the message. The invention further discloses a flow table spatial isolation method for the network virtualization. The flow table spatial isolation device and the method for network virtualization are adopted, so that the command which passes through the network manager can be directly sent to a user controller or the exchanger through the user identification.

Embodiments of the invention comprise pitch division techniques to extend the capabilities of lithographic techniques beyond their minimum pitch. The pitch division techniques described herein employ additional processing to ensure pitch divided lines have the spatial isolation necessary to prevent shorting problems. The pitch division techniques described herein further employ processing acts to increase the structural robustness of high aspect ratio features.

The invention discloses an electromagnetic compatibility optimizing method for a receiver in targeted frequency ranges. A plurality of interference devices and a width-band receiver are associated by using simulation software and the simulation computing power of a computer, and comprehensive consideration is given to the interference characteristic of each interference device, the interfered characteristic of the receiver and the spatial isolation degree so as to extract an interference leading source; and the interference leading source is used to systematically perform targeted electromagnetic compatibility optimization on the out-of-band emission of the interference devices, the spatial isolation degree of antennae and the interfered threshold of the wide-band receiver according to the priority. The method defines the optimization target and improves the optimization speed on the premise of ensuring the optimization effect.

The invention provides a space division multiple access resource scheduling method, device and wireless communication system, wherein the method comprises: spatial isolation degree measuring step of obtaining spatial isolation parameter between mobile terminals; system resource scheduling step of realizing system resource multiplexing between mobile terminals, based on spatial isolation parameter between mobile terminals; if the spatial isolation parameter between mobile terminals can not satisfy requirement, the system resource between mobile terminals can be divided, therefore the space division multiple access resource can be scheduled.

The invention discloses a method for implementing an application software behavior monitoring system based on a CPU temporal-spatial isolation mechanism. Two CPU virtual cores of different states, which are usually divided into a safety core and a common core, are run in a time slice manner by using a CPU virtualization technology; a system memory domain is spatially divided by a memory management unit (MMU), and a register relating to memory control is configured for ensuring the access authorities to different memory areas, thus the effects of access control and memory isolation are achieved; and application software behaviors in the general operating environment are controlled by using the safety operating environment based on the CPU temporal-spatial isolation mechanism. The method provided by the invention has the advantages of improving the timeliness and reliability of the application software behavior monitoring system, and enhancing the safety of the computer application system.

The invention provides an indoor locating system and method based on a camera communication and image locating technology. The system comprises an emitting end and a receiving end, wherein the emitting end is used for sending a light signal obtained by coding and modulating position information of the emitting end to a space; the receiving end is used for receiving the light signal and performing image locating computing to obtain the position information after decoding and demodulating the light signal. The invention discloses the indoor locating system and method based on the camera communication and image locating technology, and the system and the method are designed for solving the problems such as high hardware cost, nonsupport of high-speed movement, low locating precision and the like of an existing indoor locating system. The system has the advantages of being green, environmentally-friendly, being capable of realizing natural high-density coverage and easily realizing signal spatial isolation and the like.

A method and apparatus for transmitting data to a plurality of users, each individual user disposed in one of a plurality of cells is disclosed. One embodiment of the method comprises the steps of defining a first set of receivers from at least a portion of the plurality of receivers according to a first desired power level range, defining a first group of receivers from the first set of receivers according to a first spatial isolation constraint, defining a second set of receivers from a remaining plurality of receivers not a member of the first set of receivers according to a second desired power level range, defining a second groups of receivers from the second set according to a second spatial isolation constraint, and assigning a first transmission channel to the first group and a second transmission channel to the second group.

The invention discloses a data transmission method and device, and the method and device are used for solving a problem that the system spectrum utilization rate of a conventional distribution algorithm based on time slot reservation is low because the conventional distribution algorithm employs a mode of time division multiplexing. The method comprises the steps that a first node selects a first time frequency resource occupied by the first node from time frequency resources, corresponding to a condition that the first node is a spare sub-band, from a time slot which can achieve frequency division multiplexing, and carries out the data transmission on the first time frequency resource, wherein at least one time frequency resource, except the time frequency resource occupied by the first node, on the time slot which can achieve frequency division multiplexing serves as a second time frequency resource occupied by the second node, and the spatial isolation degree between the first node and the second node is less than the minimum spatial isolation degree that the nodes capable of reusing the same time frequency resource need to meet, and is greater than the maximum distance that nodes with the communication demands need to meet, thereby achieving the frequency division multiplexing of the time slot between at least two nodes without communication demands.

The invention belongs to the technical field of cell sorting, and discloses a micro-fluidic cell sorting chip and a micro-fluidic cell sorting method coupled with dielectrophoresis and spatial isolation. The micro-fluidic cell sorting chip comprises a main channel and electrodes arranged on two sides of the main channel, wherein a plurality of horizontal contraction and expansion structures are arranged in the main channel; an alternating electric field is applied to the electrodes of the sorting chip, different cells generate different dielectrophoresis forces in the alternating electric field due to the differences of the intrinsic dielectric properties, and thus deviation of different degrees is generated in the main channel; at the same time, the flowing cells suffer from the horizontal transfer force generated by the contraction and expansion structures of the main channel, due to the coupling of the two effects, different cells flow out from different outlets, and thus the sorting of the cells is realized. With the chip and the method provided by the invention, the difficulty that the dielectric differences of different cells are not obvious existing in the traditional cell sorting only adopting dielectrophoresis is solved, and the defect that a channel of the chip adopted for cell sorting only adopting the spatial isolation technology is too long is also overcome.

The invention discloses a method and a device for measuring novel laser heterodyne interference based on small frequency difference and beam splitting, and belongs to the technical field of laser application. The method comprises the following steps of: using reference light and measuring light subjected to spatial isolation; and generating two interferometry signals having opposite doppler frequency shift and selectively using two measuring signals to perform interferometry according to motion direction and speed of a measured target. By utilizing the device, a traditional polarization splitting prism is replaced by a non-polarization splitting prism, and two photoelectric detectors, two phase meters and a switch circuit are additionally arranged into the device. By utilizing the method and the device, the phenomenon of mixed overlapping of the frequency in an interferometer is avoided; the measurement accuracy of the heterodyne interferometry is improved; and the problem that the measuring speed is limited by the laser light source frequency difference is solved.

The invention relates to the technical field of vegetable storage, in particular to an easy-to-place vegetable storage device, which includes a box body, four uprights are installed in the box, multiple sets of collars are set on the uprights, and positioning bolts are arranged on the collars. The positioning bolt and the column are misplaced, the tail of the positioning bolt is against the inner wall of the box, and a support plate is connected to each set of collars. There is an opening in the middle of the support plate, and the opening extends to the rear end of the support plate. The storage slot is arranged symmetrically along the opening. There are multiple collection boxes placed in the storage slot. Overflow holes are provided on the support plate and the collection box. Pulleys are installed at the four corners of the bottom of the box, and a humidity control device is also installed in the box. , There are ventilation holes in the middle of both sides of the box. The device has a compact structure and can freely adjust the distance between each support plate, and isolate different height spaces according to different vegetables, so as to ensure that different vegetables can be well stored in the box.

The invention discloses a method and a device of heterodyne interferometry of incident light and laser at opposite angles based on a rectangular prism, and belongs to the technical field of laser application. The method adopts two beams of spatial isolation parallel light with different frequencies, incidence points of the two parallel beams on a non-polarization splitting prism are located on a diagonal of an incidence surface and are symmetrical about a central point of the incidence surface, and the rectangular prism is taken as a reference prism and a measuring prism; interferometry is carried out by generating two interferometry signals with opposite Doppler frequency shifts finally. According to the method and the device, the frequency aliasing phenomenon in an interferometer can be eliminated, the measuring precision of heterodyne interferometry is improved, and meanwhile, the resolution of heterodyne interferometry is doubled.

The invention discloses a high-efficiency organic fluorescent LED and a preparation method thereof, and belongs to the field of organic light emitting devices. The organic fluorescent LED is composedof a substrate, an anode, a cavity transmission layer, a spatial isolation layer of a broad band gap material, an electron transmission layer and a cathode laminated successively, and at least one ofthe cavity transmission layer and the electron transmission layer is doped with a fluorescent material. The spatial isolation layer is arranged between the cavity transmission layer and the electron transmission layer, an obtained exciplex within the long range under a non-contact condition serves as an excitation-stage energy donor, the efficiency roll-off under the external quantum efficiency, brightness and high current density of a device is higher than those of the device under the condition that the cavity transmission layer makes contact with the electron transmission layer, the high external quantum efficiency is not relied on utilization of a triplet state exciton of a fluorescence molecule, the structure of the fluorescence molecule is not designed specifically, and the application prospect is good.

A high frequency storing case is provided with a cavity (5) wherein a grounding conductor (4), which is formed on a multilayer dielectric substrate (2) and has a plurality of high frequency circuits (10, 11, 12) mounted on the grounding conductor, and a shield cover material (3) are electrically connected; a waveguide tube opening (30), which is formed on the grounding conductor (4) whereupon thehigh frequency circuits (10, 11, 12) are mounted and is electrically coupled with the cavity (5); and a dielectric waveguide tube (40) having a short-circuiting leading end, which is formed in the laminating direction of the multilayer dielectric substrate (2), connected to the waveguide tube opening (30) and has a length substantially 1 / 4 of the effective wavelength of a signal wave in the substrate. Spatial isolation among the high frequency circuits is ensured by low-cost and simple configuration wherein the single cavity is used.

The invention relates to the field of optical fiber sensing, in particular to an emergent light spot strength homogenizing mode-disturbing device for a large-bore-diameter multimode optical fiber. After laser output by a laser sequentially undergoes aperture diaphragm filtration, light spot size of the laser beam and divergence angle of the laser beam are adjusted through a beam expander, incident angles of light of different modes in the laser beam are adjusted through an optical fiber mode-disturbing device, the polarization state of the laser beam is adjusted through a polarizer, the laser is coupled through a lens group and an optical attenuator to enter the optical fiber, and light output through the optical fiber is received by an image sensor. Spatial isolation between independently designed optical fiber mode-disturbing components and the mode-disturbing device and the optical fiber is achieved, the mode-disturbing device is applied to different optical transmission systems conveniently, and damage to the optical fiber is avoided simultaneously. The emergent light spot strength homogenizing mode-disturbing device has the advantages of being quick in modulation speed, high in adjusting performance, good in flexibility, easy to maintain and adjust, economic and practical.

The invention relates to a method for planting sweet corn, and belongs to the technical field of crop planting. The method is characterized in that spatial isolation planting is adopted, that is, the sweet corn is 300 meters to 400 meters spatially isolated from normal corn and waxy corn, so as to prevent quality reduction caused by cross pollination, and maintain the flavor of the sweet corn; the content of starch in seeds of the sweet corn is small, and the sprouting capacity and the soil pushing capacity are relatively poor, therefore, land blocks being loose in soil, good in fertility and soil moisture content, and convenient for irrigation and drainage are selected during planting. Experiments show that the quality of the sweet corn planted with the method is not reduced.

The disclosure relates to a network entity for selecting a communication relay from a plurality of communication relays within the service area of a base station covering a plurality of geographic positions, wherein each communication relay is able to retransmit a communication between the base station and a user equipment, wherein the network entity comprises a divider configured to divide the service area into a plurality of different regions based on an attenuation measure at each geographic position, a determiner configured to determine for each pair of regions a spatial isolation measure based on the attenuation measures at the geographic positions within the regions, and a selector configured to select a communication relay based on the spatial isolation measures associated with the geographic position of each communication relay.

The invention discloses an optical fiber and optical electronic device vertical coupling method. The method comprises the steps that the surface of an optical electronic device is pre-coated by a layer of photoresist; an aligning hole array is formed in the surface of the optical electronic device through the photolithography; coating layers on the end portions of optical fibers are stripped to expose optical fiber inner cores; under the assistance of a microscope and a displacement platform, the optical fiber inner cores exposed out of the end portions of the optical fibers are inserted into aligning holes and fixed through colloid. The optical fiber and optical electronic device vertical coupling method is particularly applicable to optical fiber coupling output of optical electronic devices like single-photo sources which are small in light area and in need of spatial isolation, and has the advantages of being high in spatial resolution ratio and simple and reliable in technology.

The invention provides a nonpolar solar cell utilizing a spontaneous polarization electric field. The nonpolar solar cell sequentially comprises a substrate, a GaN nucleating layer, a non-doped GaN buffer layer, an n-type GaN layer, an InGaN absorption layer and a p-type GaN layer from bottom to top, wherein all nitride epitaxial layers except the substrate are made of a nonpolar material, a p-type ohmic electrode is led out on the p-type GaN layer, and an n-type ohmic electrode is led out on the n-type GaN layer. As the single-direction spontaneous polarization electric field parallel with the epitaxial layer exists in the nonpolar epitaxial layer, and the p-type ohmic electrode and the n-type ohmic electrode are respectively located at the positive end and the negative end of the spontaneous polarization electric field, the existence of the spontaneous polarization electric field is favorable for improving the horizontal (namely the direction parallel with the surface of the cell) spatial isolation efficiency of a photon-generated carrier electron hole pair in the solar cell, the spontaneous polarization electric field further speeds up the transmission of the separated hole and electron to the positive electrode and the negative electrode, so that the production efficiency of an photoelectric current is greatly improved.

The invention discloses a method for realizing high-frequency data collection of an embedded virtual machine platform. The method comprises the following steps that an internal memory mapping mechanism and an interrupt trap mechanism provided by Hypervisor are utilized, and a virtual machine partition registers a calling interface of an interrupt preprocessing function and a corresponding interrupt internal memory mapping partition in a Hypervisor space, so the privileged operation in the high-frequency data collection and the interrupt fast response can be directly completed in the Hypervisor. The method provided by the invention is mainly used in high-real-time-performance and high-safety-requirement embedded systems such as aerospace and energy source control, safety mechanisms of temporal and spatial isolation and the like provided by using virtualization technology are utilized, and meanwhile, the problem of excessive expenditure for responding high-frequency interrupt in the traditional virtualization technology is solved, so the high-real-time-performance and high-safety-requirement embedded virtualization systems can be realized.

The invention discloses a breeding method of a single-grain beet high-resistance pairing sterile line. The method comprises the steps of selecting high-resistance and single-grain beet base material, and carrying out summer seeding to cultivate a mother root; carrying out spatial isolation planting, inspecting the grain fertility of all single plants, separating single-grain sterile plants from single-grain fertile plants, and respectively listing to obtain seeds of the sterile plants and corresponding seeds of the fertile plants; carrying out centralized isolated hybridization on plant pairs, and harvesting to obtain first-filial generation F1 strain seeds; carrying out backcross selection by a backcross transformation method, and selecting the strain material with the single fertility rate higher than 95% in the sterile line; indentifying and selecting the cultivated single-grain paired male sterile material on a beet spring sowing disease garden land or a beet seed collecting disease garden land; carrying out disease resistance screening, selecting and remaining the plants with resistance, and harvesting the seeds in pairs. Compared with the prior art, the breeding method has the beneficial effects that the single-grain sterile line with high purity can be cultivated, the single grain rate reaches 99%, and the sterility rate reaches 95%. After being indentified, selected and cultivated on the disease garden land for a plurality of years, the single-grain beet pairing sterile line is high in resistance.

The invention provides a method and a device for localizing a public network access function of management and control equipment. The method comprises the following steps that: a pseudo base station camouflages as a public network base station, and starts radio-frequency work; the pseudo base station makes mobile terminals under radio-frequency coverage reside on basic working frequency points; the pseudo base station selects a non-public-network frequency point to serve as a management and control working frequency point, and redirects the mobile terminals residing on the basic frequency points to the management and control working frequency point; and the pseudo base station stops working of the basic working frequency points, and makes a pseudo terminal access to a public network. A frequency isolation way is adopted instead of a spatial isolation way, so that the pseudo terminal can directly access to the public network locally on the pseudo base station, thereby solving the problem of difficulty in spatial isolation arrangement, and greatly improving the portability and flexibility of the equipment.

The invention provides a measurement method of a degree of isolation between antennas. The method includes the following steps: step 1, adjusting first-stage amplifying equipment and second-stage amplifying equipment between a donor antenna and a coverage antenna to the same blank working frequency; step 2, adjusting an attenuation value of an attenuator in the second-stage amplifying equipment toobtain an output signal P actually outputted by the second-stage amplifying equipment to the coverage antenna; step 3, detecting a measurement signal P2 of the donor antenna received by the first-stage amplifying equipment; and step 4, calculating the degree of spatial isolation between the donor antenna and the coverage antenna by L2=output signal P-measurement signal P2. The measurement methodof the degree of isolation between the antennas provided by the invention is at a low cost and easy to implement, and has a better accuracy degree. In a case of not increasing equipment costs, knowingof construction personnel on a current system isolation degree is facilitated, and self-excitation is prevented.

The invention relates to a laser-heterodyne-interference measuring device and method based on plane mirror reflection. The laser-heterodyne-interference measuring device comprises a dual-frequency laser, a first photoelectric receiver, a second photoelectric receiver, a first polarizing beam splitter, a second polarizing beam splitter, a third polarizing beam splitter, a quarter-wave plate, a corner cube mirror, an optical compensating mirror and a measured plane mirror. According to the method, two beams of different-frequency spatial isolation incident light are utilized for heterodyne-interference measurement, and optical distances between measured light beams and reference light beams are balanced through the optical compensating mirror. In the method, the measured plane mirror reciprocates in the propagation direction of incident light beams. According to the laser-heterodyne-interference measuring device and method, optical non-linear errors and optical thermal drift errors in laser-heterodyne-interference measurement are inhibited, a light path structure is simplified, and the accuracy of laser-heterodyne-interference measurement is increased.

The invention discloses a spatial isolation type runway pavement underlying goaf treatment method and relates to goaf treatment in the fields of mining engineering, civil engineering, traffic engineering and the like. The goaf treatment method aims to solve the problem that the number of underlying excavation roadways is large, and the roadways may be communicated with one another. A plurality of investigation sections are arranged by excavating, digging and investigating a level, it is guaranteed that a reinforcing project is totally within a determined goaf range, an isolation structure is arranged on the boundary of a continuous goaf, and therefore it can be guaranteed that all reinforcing filler is added and diffused within a definite range. The method overcomes the defect that slurry flows in disorder under unrestrained conditions in a conventional grouting filling goaf, and consequently it is difficult to guarantee that the slurry is effectively diffused within a definite range.

The invention discloses a propagation method of an oil sunflower Xinkui No. 14 sterile line 1666A. The propagation method comprises the following steps of: under the precondition of spatial isolation that no sunflower planting area exits 5km around an isolation area to be chosen, setting the proportion of sterile lines to maintainer lines to be 6: 2; irrigating once every 7 days before squaring stage of sunflower; and configuring a box of strong bee colony in every 0.2hm<2> of seed farm; and establishing a propagation method of oil sunflower sterile line through pollination. Through isolation propagation, the purity can be ensured, and the propagation yield is also improved; and the propagation method is relatively low in cost.

The invention discloses a nano-particle atomic layer deposition device and method based on spatial isolation. Nano-particles to be wrapped pass through a pipeline provided with a plurality of electrodes along with airflow, and due to the fact that the nano-particles take the same charge when passing through the electrodes through the point discharge effect, the nano-particles are mutually repulsed and prevented from gathering, and the purpose of dispersing the nano-particles is achieved; and afterwards, the nano-particles are evenly wrapped after passing through a cleaning area or a precursor reaction area. The spatial isolation principle is adopted, different courses of atomic layer deposition are not affected mutually, the nano-particles can be quickly and evenly wrapped at the normal pressure, and the wrapping rate and evenness of deposited films and powder surface wrapping efficiency are improved.

The invention discloses a spectrum resource scheduling method. The method comprises the following steps: judging whether user equipment / groups with signal system conflicts exist or not; and if so, performing resource scheduling in a conflict scene with the resource scheduling in the conflict scene comprising: allocating corresponding beamforming parameters to user equipment / groups with signal system conflicts to perform spatial isolation. The invention also discloses a spectrum resource scheduling device and a readable storage medium. Through the above mode, the use of a frequency protection band can be reduced or even avoided, and the spectrum utilization rate is improved.

The present invention relates to methods for correction of psychological conditions in individuals, as well as to passenger ships for carrying out such methods and may be used in psychological practice and in the fields of medicine and shipbuilding. The technical effect attained by the floating centre according to the present invention is restoration of mental equilibrium, self-reliance, improvement of social adaptation and reaching feelings of self-affirmation. According to the invention, an individual is placed in a spatially isolated passenger cabin at a floating centre for continuous stay during an individually chosen number of days ensuring his / her visual and spatial isolation. Under these conditions an individual is subject to strict daily regime and tests. His / her diet is modified and controlled. At the same time, an environment for physiological improvement and intellectual development is created. A psycho-physiological condition of an individual is monitored remotely with the use of physiological sensors and locally by visual inspection, and the conditions are gradually changed thus increasing the degree of individual's acclimation. The structure of the ship serves its purpose. The hull and erection are made as a single structure having the closed space isolated from the boards by longitudinal partitions, this space being divided into four isolated zones where the rows of cabins are situated. Above the overall top surface of the closed space, a glass-enclosed promenade deck is situated. Cabins are situated in each isolated zone on truncated decks. Between the cabins there is a corridor having the height equal to the sum of heights of all truncated decks with the cabins.

The invention relates to an anti-electric shock type power plug. The anti-electric shock type power plug comprises a connecting plug body provided with a copper sheet, the anti-electric shock type power plug also comprises a telescopic plastic sleeve and a spring, and an annular groove is formed in one side, where the copper sheet is arranged, of the connecting plug body. The anti-electric shock type power plug has the beneficial effects that the product achieves spatial isolation between hands and a plugged copper sheet as well as insulated isolation in a plugging process, occurrence of an electric shock accident is completely eradicated, and the security feature of the product is greatly improved.