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38results about How to "Eliminate shielding" patented technology
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Laser scanning processing device
ActiveCN103182603ASuitable for high-volume industrial productionPromote oxidationLaser beam welding apparatusGalvanometerLaser scanning
The invention relates to a laser scanning processing device which comprises a galvanometer scanning focusing module, a positive pressure gas chamber and / or a negative pressure gas chamber, and an air-blowing mask template, wherein a distributed air-blowing ports are formed by presetting the thickness of the air-blowing mask template, the shapes of air flow windows and the like; and gas, of which the flowing direction is the same as or basically consistent with the transmission directions of lasers transmitting each of air flow windows, is formed by presetting gas pressure difference between a laser incidence surface and a laser emergent surface of the air-blowing mask template. The laser scanning processing device solves a difficult problem in distributed auxiliary air blowing of a galvanometer scanning focusing processing module during large-format laser processing, is a perfect solution of distributed auxiliary air blowing of a laser galvanometer scanning focusing processing method, and is particularly suitable for industrial mass production.
Owner:张立国
Near-field communication and wireless charging integrated antenna based on metallic housing
ActiveCN105119036AEliminate shieldingImprove performanceAntenna supports/mountingsTelephone set constructionsEngineeringComputer terminal
The invention discloses a near-field communication and wireless charging integrated antenna based on a metallic housing. The integrated antenna comprises an NFC antenna coil and a WPC antenna coil installed on the inner sidewall of the metallic housing of a mobile terminal. Two through holes are disposed on the metallic housing. The NFC antenna coil is arranged around the outer side of one through hole. The WPC antenna coil is arranged around the outer side of the other through hole. The two through holes are connected through a first slit disposed on the metallic housing. A second slit is disposed on the edge of the metallic housing and is connected with any one of the through holes. Compared with a conventional NFC and WPC integrated antenna, the near-field communication and wireless charging integrated antenna is provided with the second slit on the metallic housing and connects the through holes on the metallic housing with the edge of the metallic housing by means of the second slit, thereby effectively changing eddy current distribution on the metallic housing and improving the performance of the antenna while eliminating a shielding effect of the metallic housing on the antenna.
Owner:SHENZHEN SUNWAY COMM
NFC antenna with metal rear casing
ActiveCN104979625AEliminate shieldingIntegrity guaranteedAntenna supports/mountingsRadiating elements structural formsPetroleum engineeringShielding effect
The invention discloses an NFC antenna with a metal rear casing. The NFC antenna comprises the metal rear casing and an antenna coil. The metal rear casing comprises a first through hole and a second through hole. The antenna coil is located inside the metal rear casing and is around the first through hole. The metal rear casing is provided with a first slot. The first slot is connected with the first through hole and the second through hole. The slot is connected with the through holes to change vortex flow distribution and at the same time eliminate the shielding effect of the metal rear casing on the NFC antenna. Vortex in the same direction as the antenna on the metal casing body is used to enhance the performance of the antenna. The NFC antenna provided by the invention has the advantages of beautiful structure, simple production process, superior performance and the like.
Owner:SHENZHEN SUNWAY COMM
Electromagnectic wave detecting element
ActiveUS20090189231A1Avoid inefficiencyEliminate shieldingSolid-state devicesSemiconductor/solid-state device manufacturingScan lineIrradiation
The present invention is to provide an electromagnetic wave detecting element that can prevent a decrease in light utilization efficiency at sensor portions. The sensor portions are provided so as to correspond to respective intersection portions of scan lines and signal lines, and have semiconductor layer that generate charges due to electromagnetic waves being irradiated, and at whose electromagnetic wave irradiation surface sides upper electrodes are formed, and at whose electromagnetic wave non-irradiation surface sides lower electrodes are formed. Bias voltage is supplied to the respective upper electrodes via respective contact holes by a common electrode line that is formed further toward an electromagnetic wave downstream side than the semiconductor layer.
Owner:FUJIFILM CORP
Container Welding Method
InactiveUS20070240383A1Improve barrier propertiesEffective and elegantWrapper twisting/gatheringDomestic articlesEngineeringSurface binding
Owner:AISAPACK HLDG SA
A pressurized water reactor production isotope simulation method and system based on a pin-by-pin model
ActiveCN109670239AEliminate shieldingRemove powerNuclear energy generationDesign optimisation/simulationPressurized water reactorEngineering
The present invention provides a pressurized water reactor production isotope simulation method and system based on a pin-by-pin model. By establishing a geometry with the same geometric structure asa fuel rod and a target of each assembly in a reactor, the influence of the structure of the target piece on an activation calculation result is considered. Meanwhile, the calculation of the nuclide distribution of the target piece is combined with a transportation model, a thermal hydraulic model and a burnup model, so that the situation that the self-shielding effect of the target piece cannot be considered due to the fact that the target piece is calculated only through the burnup model at present and the influence of the target piece on the power and neutron flux of the area of the reactorafter absorbing neutrons are eliminated, and the calculation precision of the specific activity of the target piece is improved.
Owner:INST OF APPLIED PHYSICS & COMPUTATIONAL MATHEMATICS
Device and method used for measuring end face turning temperature
ActiveCN106840428APlay a shielding roleEliminate shieldingThermometer detailsThermometers using electric/magnetic elementsMeasurement deviceEngineering
The invention provides a device and method used for measuring end face turning temperature and belongs to the technical field of machining. The device and method are suitable for measuring temperature of a turning area during end face turning. The device comprises a thermocouple sensor, a slip ring and an experimental work piece which is specially designed, wherein the experimental work piece is a material product with turning temperature to be measured, annular ribs designed on the experimental work piece can convert end face turning into cylindrical turning, the thermocouple sensor can be reasonably buried in the work piece by designing a through hole and a blind hole, and safety of a turning process and signal stability are improved. Meanwhile, interference among devices is eliminated by the slip ring structure, temperature signals can be collected by a data collecting card through the slip ring and transmitted to a computer, and finally, more accurate end face turning temperature can be obtained. The device disclosed by the invention has a simple structure and is convenient to operate, and good measurement device and method can be used for achieving accurate measurement of end face turning temperature.
Owner:DALIAN UNIV OF TECH
Motor vehicle having a window pane having a sun visor and a cover
A motor vehicle (2) is provided that has a window pane (28), preferably a windshield, which has an upper pane section (30) and a lower pane section (34). Furthermore, a sun visor (52) for the upper pane section (30) and a cover (44) are provided, which may be moved from a starting position via a first position, in which the cover (44) conceals the upper pane section (30), into a second position, in which the cover additionally conceals the lower pane section (34). The sun visor (52) is implemented as light-transparent in a way which attenuates the incident light through the upper pane section (30).
Owner:GM GLOBAL TECH OPERATIONS LLC
Multi-ring electron beam radiation source based on cold cathode
ActiveCN114023617AHigh degree of integrationImprove power efficiencyTransit-tube vessels/containersTravelling-wave tubesMicrowaveCold cathode
The invention belongs to the field of microwave, millimeter wave and terahertz wave band electric vacuum, and provides a multi-ring electron beam radiation source based on a cold cathode. The multi-ring electron beam radiation source comprises a high-frequency beam-wave interaction unit, a cathode substrate with one sealed and fixed end, an anode substrate with the other sealed and fixed end, and an output system device, wherein the high-frequency beam-wave interaction unit is designed in a way that a beam-wave interaction space is divided into Q + 1 electron beam channels by Q cylindrical metal partition plates which are distributed in a nested manner; and the nested cold cathode circular ring emitter on the surface of the cathode substrate simultaneously emits electrons to the corresponding nested annular sleeve high-frequency beam-wave interaction unit, so that the generation and stable transmission of multiple annular electron beams are ensured. The beam-wave interaction unit not only can work in a high-order mode, but also can inhibit the generation of a competition mode, thereby enlarging the beam-wave interaction space, and enabling the output power and efficiency of a radiation source to be greatly improved; and the integration degree of the electric vacuum device is greatly improved.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Method for preparing porous TiO2ceramsite photo catalyst with 3-D nano, structure
InactiveCN101024167AExcellent photocatalytic reactivityReduce loss ratePhysical/chemical process catalystsAnatase titanium dioxidePore distribution
This invention disclose a sort of manufacturing method of multirole TiO2 haydite photocatalyst with tridimensional nanometer structure and nanometer effect, which was easy to reclaim and renewable duty-cycle operation. It was calcining at 600 degree centigrade for 6 hours, which used 7 - 8nm anatase titanium dioxide as raw material and water as moulding agglomerant. The photocatalyst constitute with 14 - 16nm grain and 74.85% ventage. Among others, nanometer meta- hole occupy 29.41%, average pore size is 20.73nm and major pore distribution is 3 - 16nm.Specific area is 58.43m2 / g, capacity is 0.9697g / cm3, with V-class isothermal adsorption type, did not spall soaking in water for 20 days. dissipate rate<5%.;Using this catalyzer on the hospital sewage , for 3 hour light-catalyzed reaction , the sterilization toward colibacillus can reach to 99%, which overpassed then powder catalyzer visibility. The invention which is not only adapts to laboratory, but also for industrialization application, no damage to environment and humanity, it is a sort of method that friendly prepares nanometer construction material towards environment.
Owner:SICHUAN UNIV
Automobile remote key system
InactiveCN102982599AAvoid distractionsEliminate shieldingIndividual entry/exit registersCar alarmComputer module
The invention provides an automobile remote key system which comprises an automobile remote key and a car-mounted remote key servo system. The automobile remote key sends control information to the car-mounted remote key servo system, and the car-mounted remote key servo system executes control commands and simultaneously sends out confirmation response information to the automobile remote key. The design enables the automobile remote key and the car-mounted remote key servo system to possess a two-way communication link, the automobile locked condition can be directly reflected in a display alarming module of the automobile remote key, and therefore the safety problem caused by the fact that criminals adopt a car alarm jammer to interfere and shield is fundamentally eradicated.
Owner:SOUTHEAST UNIV
Electromagnectic wave detecting element
ActiveUS8174087B2Avoid inefficiencyEliminate shieldingSolid-state devicesSemiconductor/solid-state device manufacturingScan lineIrradiation
Owner:FUJIFILM CORP
Full flash memory system based on ZNS solid state disk and address mapping method
ActiveCN114546296AEliminate shieldingEliminate multiple write amplificationInput/output to record carriersWrite amplificationVirtualization
The invention provides a full flash memory system based on a ZNS solid state disk and an address mapping method, the system comprises at least one ZNS solid state disk, and the physical storage space of the at least one ZNS solid state disk comprises a mapping area and a data area; wherein the mapping area is used for storing an object FTL mapping table; the object FTL mapping table is used for establishing a mapping relation between the target object and the corresponding physical address; the target object comprises any storage system operation unit constructed on the full flash memory system; the data area is virtualized into a continuous storage address space and is used for storing data. According to the full flash memory system based on the ZNS solid state disk and the address mapping method provided by the embodiment of the invention, the problem of multi-write amplification caused by the interior of the SSD, the interior of the full flash memory system and the application can be eliminated, the mapping mode based on the object can adapt to a complex scene with mixed different loads, and meanwhile, the design of the whole storage system is simplified.
Owner:武汉麓谷科技有限公司
Touch detection method and touch control device
ActiveCN102902433AAchieve positioningDoes not affect accuracyInput/output processes for data processingCapacitanceSignal on
The invention provides a touch detection method and a touch control device. The touch detection method includes applying high-level signals on a first electrode of one of sensing units, earthing a second electrode so as to charge for the first time; applying high-level signals high-level signals to the first electrode and the second electrode so as to charge for the second time; detecting from the first electrode and the second electrode correspondingly so as to obtain a first detection change value between the first charging time and the second charging time, and discharging self-capacitance for the first time; applying high-level signals on the first electrode, earthing the second electrode so as to charge for the third time; earthing the first electrode and the second electrode so as to discharge for the second time; detecting from the first electrode and the second electrode correspondingly so as to obtain a second detection change value between the third charging time and the second discharging time; and computing a touch position according to the first detection change value and the second detection change value.
Owner:BYD SEMICON CO LTD
Touch detection method and touch device
ActiveCN102902429AAchieve positioningDoes not affect accuracyInput/output processes for data processingEngineeringElectrode
The invention provides a touch detection method and a touch device. The method includes: applying high level signals to a first electrode of one of a plurality of sensing units, and enabling a second electrode to be grounded so as to perform first charging; applying high level signals to the first electrode and the second electrode so as to perform second charging; detecting the first electrode or the second electrode correspondingly to obtain a first detection change value between the first charging and the second charging; enabling the first electrode and the second electrode to be grounded so as to perform first discharging; detecting the first electrode or the second electrode correspondingly to obtain a second detection change value between the second charging and the first discharging; and computing a touch position according to the first detection change value and the second detection change value.
Owner:BYD SEMICON CO LTD
Touch detection method and touch device
ActiveCN102902431AAchieve positioningDoes not affect accuracyInput/output processes for data processingCapacitanceElectrical resistance and conductance
The invention provides a touch detection method and a touch device. The method includes: applying high level signals to a first electrode of one of sensing units, and enabling a second electrode to be grounded so that self-capacitance generated by the sensing unit is charged for the first time when the sensing unit is touched; applying high level signals to the second electrode of the sensing unit, and enabling the first electrode to be grounded so that the self-capacitance is charged for the second time; obtaining a first detection change value between the first charging and the second charging, and discharging the self-capacitance for the first time; applying high level signals to the self-capacitance for the third time; enabling the first electrode and the second electrode of the sensing unit to be grounded so as to discharge the self-capacitance for the second time; obtaining a second detection change value between the third charging and the second discharging; and computing the proportional relation of first resistance between the self-capacitance and the first electrode and second resistance between the self-capacitance and the second electrode, and determining a touch position.
Owner:BYD SEMICON CO LTD
Touch detection method and touch device
ActiveCN102902435AAchieve positioningDoes not affect accuracyInput/output processes for data processingEngineeringVariation value
The invention provides a touch detection method and device. The method comprises the following steps of: applying a high level signal to one of a first electrode and a second electrode in one of a plurality of sensing units, and grounding the other one of the first electrode and the second electrode to carry out first charging; grounding at least one of the first electrode and the second electrode in the sensing unit to carry out first discharging; detecting the corresponding first electrode or second electrode to obtain a first detection variation value between first charging and second discharging; applying the high level signal to the first electrode, and disconnecting the second electrode to carry out second charging; grounding at least one of the first electrode and the second electrode to carry out second discharging; detecting the corresponding first electrode or second electrode to obtain a second detection variation value between second charging and second discharging; and computing the touch position according to the first detection variation value and the second detection variation value.
Owner:BYD SEMICON CO LTD
Antenna structure with metal backshell
ActiveCN105119035BIntegrity guaranteedEliminate shieldingAntenna supports/mountingsAntenna equipments with additional functionsEddy currentEngineering
Disclosed in the invention is an antenna structure with a rear metal shell. The antenna structure comprises a rear metal shell, an NFC antenna coil, and a WPC antenna coil. The rear metal shell contains a first through hole and a second through hole; the NFC antenna coil and the WPC antenna coil are arranged at the inner side of the rear metal shell; and the NFC antenna coil encircles the first through hole and the WPC antenna coil encircles the second through hole. Besides, a first slit is also arranged in the rear metal shell; and the first slit is connected with the first through hole and the second through hole. With the through holes formed in the rear metal shell and the slit formed between the through holes, the eddy current distribution of the rear metal shell is changed, so that the shielding effect on the antenna by the rear metal shell is eliminated and the antenna performance is also enhanced.
Owner:SHENZHEN SUNWAY COMM
An integrated near-field communication and wireless charging antenna based on a metal back shell
ActiveCN105119036BEliminate shieldingImprove performanceAntenna supports/mountingsTelephone set constructionsEddy currentIntegrated antenna
Owner:SHENZHEN SUNWAY COMM
Touch detection method and touch device
ActiveCN102902427BAchieve positioningDoes not affect accuracyInput/output processes for data processingCapacitanceEngineering
A touch detecting method, a touch sensitive device, and a portable electronic apparatus are provided. The touch detecting method comprises: applying a high level signal to one of a first electrode and a second electrode of one induction unit, and grounding the other to charge a self capacitor for a first time; applying high level signals to the first electrode and the second electrode to charge the self capacitor for a second time; detecting from a corresponding first electrode or a corresponding second electrode of the one induction unit to obtain a first detecting variation; grounding the first electrode and the second electrode; detecting from the corresponding first electrode or the corresponding second electrode to obtain a second detecting variation; calculating a ratio between a first resistor and a second resistor; and determining a touch position according to the ratio between the first resistor and the second resistor.
Owner:BYD SEMICON CO LTD
Connection device of ceramic antenna and printed circuit board
InactiveCN108376845AIncrease flexibilityEliminate shieldingAntenna supports/mountingsFixed connectionsPrinted circuit boardMetal
The invention provides a connection device of a ceramic antenna and a printed circuit board. The connection device is composed of a ceramic antenna, a conducting plate and a printed circuit board. Theceramic antenna is fixed at the printed circuit board. The conducting plate has a first end and a second end and is connected to the ceramic antenna and the printed circuit board elastically. The first end of the conducting plate is fixed at the printed circuit board by welding and is connected to other signal transmitting devices electrically and the second end is in contact above the ceramic antenna. According to the connection device, a shielded signal of the ceramic antenna can be transmitted out of a closed metal cavity by the conducting plate, so that a signal shielding problem caused by the closed metal cavity is solved.
Owner:南京舒尔斯科技有限公司
Touch detection method and touch device
ActiveCN102902440AAchieve positioningDoes not affect accuracyInput/output processes for data processingEngineering
The invention provides a touch detection method and a touch device. The method comprises the following steps of: applying a high level signal to one of a first electrode and a second electrode in one of a plurality of sensing units, and grounding the other one of the first electrode and the second electrode to carry out first charging; applying high level signals to the first electrode and the second electrode to carry out second charging; grounding the first electrode and the second electrode of the sensing unit or grounding one of the first electrode and the second electrode and disconnecting the other one of the first electrode and the second electrode to carry out first discharging on self capacitors; detecting the corresponding first electrode or second electrode to obtain a second detection variation value between second charging and first discharging; and computing the touch position according to a first detection variation value and the second detection variation value.
Owner:BYD SEMICON CO LTD
A laser scanning processing device
ActiveCN103182603BSuitable for high-volume industrial productionPromote oxidationLaser beam welding apparatusLaser processingPositive pressure
Owner:张立国
Cable with excellent toughness
InactiveCN106297991AImprove toughnessImprove isolationClimate change adaptationFlexible cablesElectricityFiber
The invention discloses a cable with excellent toughness. The cable with the excellent toughness comprises a conductor, an outer protecting sleeve, a waterproof layer, a fiber weaving layer, an insulating sleeve, a filler, a copper weaving layer, an inner protecting sleeve, a connecting piece and a cable body, wherein the outer protecting sleeve sleeves the cable body; the outer protecting sleeve tightly wraps the cable body through the connecting piece; a screw is mounted in a threaded hole of the connecting piece; a projection is arranged on a surface wall of the outer protecting sleeve; the insulating sleeve is arranged on the cable body; the fiber weaving layer is arranged on the insulating sleeve; the waterproof layer is arranged on the fiber weaving layer; the inside of the cable body is filled with the filler; cotton threads are distributed in the filler; the conductor is arranged in the center of the cable body; the inner protecting sleeve sleeves the conductor; and the copper weaving layer is arranged on the inner protecting sleeve. The copper weaving layer is arranged on the inner protecting sleeve, the shielding effect of surface potential of the power cable is eliminated, and the cable constrains electric wires and eliminates induced electricity.
Owner:LEIYANG XINGYU WIRE & CABLE CO LTD
Ion beam etching preheating stabilizing device and ion beam etching preheating stabilizing method
InactiveCN111146059AAvoid deep overshootPlay a shielding roleElectric discharge tubesMachine partsEngineering
The invention relates to an ion beam etching preheating stabilizing device and an ion beam etching preheating stabilizing method. The device comprises a shielding baffle and a side face rotating support connected with the shielding baffle. The shielding baffle and the side rotating support are located in a vacuum chamber cabin door of an ion beam etching machine; the outer end of the side rotatingsupport is connected with a rotating operation rod, the outer section of the rotating operation rod is a threaded rod section, and the rotating operation rod penetrates through the outer wall of thevacuum chamber in a sealed mode and is adjustably and fixedly connected with the vacuum chamber cabin wall through a locking nut connected with the threaded rod section. When the shielding baffle rotates to the vertical state, the shielding baffle and the workbench are arranged in parallel, the shielding baffle is located right in front of the workbench and behind the ion output end of the ion source; when the shielding baffle rotates to the horizontal state, the shielding baffle is located above the workbench. The device is simple in structure and convenient to operate, the method is easy toimplement, and the problem that the groove etching depth of a machined part is out of tolerance is solved.
Owner:TIANJIN NAVIGATION INSTR RES INST
An all-flash system and address mapping method based on zns solid state hard disk
ActiveCN114546296BEliminate shieldingEliminate multiple write amplificationInput/output to record carriersVirtualizationPhysical address
The present invention provides an all-flash memory system and an address mapping method based on a ZNS solid-state hard disk. The system includes: at least one ZNS solid-state hard disk, and the physical storage space of the at least one ZNS solid-state hard disk includes a mapping area and a data area; wherein, the mapping area used to store the object FTL mapping table; the object FTL mapping table includes for establishing the mapping relationship between the target object and the corresponding physical address; the target object includes any storage system operating unit built on the all-flash system; the The data area is virtualized as a contiguous storage address space and used to store data. The ZNS solid-state disk-based all-flash system and address mapping method provided by the embodiments of the present invention can eliminate the multi-rewrite amplification problem caused by the SSD, the all-flash system, and the application itself, and the object-based mapping method can adapt to the complex mix of different loads. scenarios, while simplifying the entire storage system design.
Owner:武汉麓谷科技有限公司
Touch detection method and touch control device
ActiveCN102902439AAchieve positioningDoes not affect accuracyInput/output processes for data processingCapacitanceElectrical resistance and conductance
The invention provides a touch detection method and a touch control device. The touch detection method includes applying high-level signals on a first electrode and a second electrode of one of sensing units so as to charge self-capacitance generated by the sensing unit which is touched; earthing the first electrode or the second electrode of the sensing unit; detecting from the first electrode and the second electrode so as to obtain a first detection value and a second detection value; computing a proportional relation of a first resistance between the self-capacitance and the first electrode to a second resistance between the self capacitance and the second electrode respectively according to the first detection value and the second detection value; and determining a touch position according to the proportional relation of the first resistance to the second resistance. The touch control device in the embodiment is simple in structure, and for one sensing unit, detecting can be realized during charging or discharging, RC constant can be decreased, time is saved, efficiency is improved, and deviation of coordinates is avoided.
Owner:BYD SEMICON CO LTD
nfc antenna with metal back case
ActiveCN104979625BEliminate shieldingIntegrity guaranteedAntenna supports/mountingsRadiating elements structural formsEddy currentMetal
Owner:SHENZHEN SUNWAY COMM
Touch screen detection equipment and touch device
ActiveCN102902436AAchieve positioningLow costInput/output processes for data processingSignal-to-noise ratio (imaging)Circuit noise
The invention provides touch screen detection equipment and a touch device. The touch device comprises a substrate, a plurality of disjoint sensing units and a touch screen control chip, wherein the sensing units are formed on the substrate; and each sensing unit comprises a first electrode and a second electrode which are oppositely arranged. The embodiment of the invention can also effectively improve the signal to noise ratio of a circuit, reduce the noise of the circuit and improve the sensing linearity.
Owner:BYD SEMICON CO LTD
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