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Liquid crystal phase shifting unit, a manufacturing method thereof, a liquid crystal phase shifting device and an antenna
ActiveCN108803096AReduce box thickness varianceImprove box thickness uniformityWaveguide type devicesNon-linear opticsEngineeringMicrowave signals
The embodiment of the invention provides a liquid crystal phase shifting unit, a manufacturing method thereof, a liquid crystal phase shifting device and an antenna and relates to the technical fieldof phase shifting. A liquid crystal filling area is stably supported through a supporting structure; the uniformity of box thickness is improved, and the transmission stability of microwave signals isimproved. The liquid crystal phase shifting unit includes a first substrate, a second substrate, microstrip lines, a supporting structure and liquid crystal molecules; the first substrate and the second substrate are arranged opposite to each other, and areas between the first substrate and the second substrate include the liquid crystal filling area; the microstrip lines are arranged on the surface, facing the second substrate, of the first substrate, and the orthographic projection of the microstrip lines on the first substrate is positioned in the liquid crystal filling area; the supporting structure is arranged between the first substrate and the second substrate and positioned in the liquid crystal filling area, and the orthographic projection of the supporting structure on the firstsubstrate is not overlapped with the microstrip lines; the liquid crystal filling area is filled with the liquid crystal molecules. The liquid crystal phase shifting unit is used for conducting phaseshifting on microwave signals.
Owner:CHENGDU TIANMA MICROELECTRONICS
D2D (device-to-device) cooperative communication method for harvesting energy in OFDM (orthogonal frequency division multiplexing) cellular network
InactiveCN104954975AImprove communication qualityImprove collection efficiencyPower managementWireless commuication servicesBase stationOrthogonal frequency-division multiplexing
The invention discloses a D2D (device-to-device) cooperative communication method for harvesting energy in an OFDM (orthogonal frequency division multiplexing) cellular network. The method comprises following steps: S1, an idle D2D user is selected between a base station and cellular users who cannot be communicated with the base station normally and is taken as a relay node; S2, downlink signals to be sent to the cellular users are sent to the relay node by the base station, the cellular users send known signals to the relay node, and both processes adopt channels to be assigned to the cellular users by the base station originally; meanwhile, the relay node receives the signals in a power dividing manner, performs energy harvesting on a part of signals after division and performs information decoding on the other part of signals; S3, the relay node forwards information in the downlink signals to the cellular users by the aid of the harvested energy, and channels of other D2D pairs in a cell are reused in the forwarding process. According to the technical scheme, the relay node harvests energy from the base station and the cellular users simultaneously, and the energy harvesting efficiency is improved.
Owner:BEIJING JIAOTONG UNIV
CPU-protecting mass-flow attack identification method and device
InactiveCN103441946ANot subject to heavy traffic attacksTransmission impactData switching networksTraffic capacityComputer science
The invention provides a CPU-protecting mass-flow attack identification method and device. The method includes: dividing messages which need to be processed by a CPU into different types; acquiring a real-time rate at which messages of each type are uploaded to the CPU; judging whether the real-time rate of the messages of each type exceeds a filtering rate of the messages of the type; if the real-time rate exceeds the filtering rate, abandoning the messages of the type exceeding the filtering rate and adjusting the filtering rate of the messages of the type into a preset minimum rate; and if the real-time rate does not exceed the filtering rate, allowing the messages of the type to be uploaded to the CPU. The CPU-protecting mass-flow attack identification method and device enable the messages to be classified into different types and the real-time rates of the messages to be calculated, rates of the messages of different types to be limited, and an alarm to be sent for messages with overly high speeds and reception rates to be automatically adjusted so that the CPU is protected from attacks by mass flow and affects of an overly high speed of messages of a specific type on messages of other types are prevented.
Owner:PHICOMM (SHANGHAI) CO LTD
Method and equipment for transmitting uplink transmission information
ActiveCN102036359AAvoid interferenceTransmission impactSynchronisation arrangementInformation transmissionUplink transmission
The embodiment of the invention discloses a method and equipment for transmitting uplink transmission information. Through the method and the equipment, a terminal regularly transmits the uplink transmission information to network equipment in advance, and the uplink transmission information can fall in a time window of a receiving sub frame of the network equipment when reaching the network equipment, so the uplink information transmission of the terminal is not affected, and meanwhile, interference to other receiving sub frames of the network equipment is also avoided.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Method for detecting E1/T1 connection error
ActiveCN1859221ATransmission impactAccurate detectionData switching networksData transmissionTransmission function
The present invention discloses a method for detecting E1 / T1 connection error. In the present invention, HDLC controller utilizes idleness or according to protocol reserved bit transmitting / receiving test signal, if capable of receiving local side sent test signal then judging occurring loop back connection. When Two equipment straight connected in E1 / T1 or intermediate equipment using transparent transmission to E1 / T1 frame structure information, capable of using FDL bits in T1 ESF frame or idleness bit Sa bits in E1 PCM frame 0 time slot NFAS signal to transmit test signal. In intermediate equipment without E1 / T1frame structure frame structure signal transparent transmission function, idleness time slot or its combination can be used for transmitting said test signal. Test signal can identify each E / T physical link, for example capable of according to link index number encoding generation; if receiving other link test signal then judging occurring mandarin duck line connection (one line contacting earth, one line contacting battery).
Owner:SHANGHAI HUAWEI TECH CO LTD
Tripod head control task operating method and apparatus thereof for terminal video taking device
InactiveCN101478666AOperation will not affectFacilitate communicationClosed circuit television systemsStands/trestlesVideo monitoringComputer terminal
The present invention discloses a pan tilt and zoom lens control task operating method of terminal camera device and a device thereof, wherein the method and device are used for video monitoring system which is based on network. The pan tilt and zoom lens control task operating method comprises the following steps: singly establishing a task which is closed when a control instruction is not received for pan tilt and zoom lens control; when the control instruction is transmitted, arousing the pan tilt and zoom lens control task by the instruction task and transferring the control instruction to the pan tilt and zoom lens control task; transmitting the control instruction to a pan tilt and zoom lens controller by the pan tilt and zoom lens control task for causing the pan tilt and zoom lens controller to drive the pan tilt and zoom lens to move according to control instruction. The invention adopts a mode of singly establishing the pan tilt and zoom lens control task to cause that the pan tilt and zoom lens control task of terminal camera shooting device operates more smoothly.
Owner:VIMICRO CORP
Optical network unit and optical module in optical network unit
ActiveCN102917283AIncrease transfer rateQuality improvementMultiplex system selection arrangementsElectromagnetic transceiversOptical ModuleOptical network unit
The invention discloses an optical network unit (ONU) and an optical module in the ONU. The optical module comprises a first CDR (Clock Data Recovery) device, a laser emission unit, a laser receiving unit and a second CDR device, wherein the first CDR device is used for receiving and integrating electrical signals transmitted by ONU system equipment and then outputting the electrical signals; the laser emission unit comprises a laser and a drive circuit of the laser; after receiving the electrical signals output by the first CDR device, the drive circuit drives the laser to emit uplink optical signals based on the received electrical signals; the laser receiving unit is used for receiving downlink optical signals and outputting responding electrical signals according to the received downlink optical signals; and the second CDR device is used for receiving and integrating the electrical signals output by the laser receiving unit, and outputting the electrical signals to the ONU system equipment. According to the invention, as the electrical signals transmitted by the ONU system equipment is reshaped and recovered by the CDR devices, the quality of the electrical signals input to the laser drive circuit is improved, thereby increasing the transmission rate of the uplink optical signals of the optical module in the ONU.
Owner:HISENSE BROADBAND MULTIMEDIA TECH
Military transportation platform vehicle
InactiveCN102198816AFreedom to realize hoisting workTransmission impactVehicle with raised loading platformMarine engineeringTransverse beam
The invention discloses a military transportation platform vehicle. The vehicle comprises a bottom frame, a transmission platform, a lifting device, a cab and a hoisting device, wherein the transmission platform is arranged above the bottom frame; the lifting device is connected between the bottom frame and the transmission platform; and the cab is arranged on the bottom frame. The vehicle is characterized in that: the hoisting device comprises a telescopic door frame, at least one set of hoisting arm device and four supporting legs; the telescopic door frame is arranged on the bottom frame and comprises a first longitudinal beam and a second longitudinal beam which are positioned on the left and right sides of the military transportation platform vehicle respectively, and a first transverse beam and a second transverse beam which are positioned at the head and tail ends of the military transportation platform vehicle respectively; the at least one set of hoisting arm device is arranged above the telescopic door frame and is used for automatically hoisting goods from the tail part of the military transportation platform vehicle; and the four supporting legs are arranged below the telescopic door frame. According to the military transportation platform vehicle, the goods can be freely hoisted, the normal transmission of the goods on the transmission platform can be ensured, and work efficiency is effectively improved.
Owner:深圳前海中集麒谷投资有限公司
P2P network flow control method based on application layer detection
InactiveCN101599897AEliminate false positivesThere will be no missed judgmentsData switching networksTraffic capacityInformation analysis
A P2P network flow control method based on application layer detection comprises the following steps: two modules are respectively arranged on a host computer and a router; the host computer identifies P2P data and tags P2P data packet when an application program calls a programming interface of socket layer; the router carries out responding analytical processing after receiving the data packet and processes the P2P data according to control rules. The P2P network flow control method based on application layer detection is composed of the host computer identification method based on file information analysis and the hierarchical token bucket (HTB) flow control method based on the Linux router; compared with previous proposals, the method of the invention significantly improves identification accuracy, strengthens weak expandability and has the advantages of strong instantaneity and low cost of deployment.
Owner:NANJING UNIV OF POSTS & TELECOMM
Multilayer composite [beta]"-Al2O3 flat-plate-type solid electrolyte and preparation method thereof
InactiveCN104098323AMature and stable processContinuous operationSecondary cellsUltimate tensile strengthSodium–sulfur battery
The invention provides a multilayer composite [beta]"-Al2O3 flat-plate-type solid electrolyte and a preparation method thereof. A porous supporting layer, which is slightly thicker than a thin-wall solid electrolyte layer, is attached to the thin-wall solid electrolyte layer, wherein the porous supporting layer has an effect of reinforcement so that the solid electrolyte is prevented from cracking during usage and a safety performance of a sodium-sulfur battery is enhanced. Meanwhile, the supporting layer is in a porous structure, wherein pores provide channels for transportation of sodium ions, do not have an obvious blocking effect on the transportation of the sodium ions and not influent resistivity and ion flux, so that the multilayer composite [beta]"-Al2O3 flat-plate-type solid electrolyte, which is composed of a thin compact layer and a thick porous supporting layer, not only has a high ion flux but also has enough strength, thereby enabling a manufactured sodium-sulfur battery to be high in energy density and meanwhile safety to be not influenced.
Owner:CHENGDU WISEDONE TECH
Hoisting device of military transportation platform vehicle
ActiveCN102198913ADo-it-yourself hoistingRealize hoisting workVehicles with cranesCranesTransport engineeringTransverse beam
The invention discloses a hoisting device of a military transportation platform vehicle, which is used for hoisting goods. The hoisting device comprises a telescopic door frame, at least one set of hoisting arm device and four supporting legs, wherein the telescopic door frame is arranged on the military transportation platform vehicle and comprises a first longitudinal beam and a second longitudinal beam which are positioned on the left and right sides of the military transportation platform vehicle respectively, and a first transverse beam and a second transverse beam which are positioned at the head and tail ends of the military transportation platform vehicle respectively; the at least one set of hoisting arm device is arranged above the telescopic door frame and is used for automatically hoisting the goods from the tail part of the military transportation platform vehicle; and the four supporting legs are arranged below the telescopic door frame. The military transportation platform vehicle with the hoisting device can freely hoist the goods and ensure the normal transmission of the goods on a transmission platform simultaneously, so that work efficiency is effectively improved.
Owner:LANGFANG CIMC AIRPORT SUPPORT LTD
Non-contact energy and signal synchronous transmission system and transmission method
ActiveCN108390472AImprove energy utilizationReduce Mutual Inductance CouplingNear-field transmissionCircuit arrangementsVIT signalsCapacitance
The invention discloses an energy and signal synchronous transmission system and a transmission method in a wireless power transmission technology, which is applicable to the field of wireless charging. The system comprises a DC power supply, a high-frequency inverter, a primary-side energy transmitting module, a signal modulation module, a secondary-side energy receiving module, a signal demodulation module and a load, a blocking capacitor and the primary-side energy transmitting module are connected in series after the high-frequency inverter so as to form a triangular wave extraction channel; and the signal modulation module loads baseband signals to triangular waves through changing the operating frequency of the high-frequency inverter, the energy and signals are simultaneously transmitted to the secondary side through a loosely coupled transformer, the energy and the signals in the channel are separated through the secondary-side energy receiving module and the signal demodulation module, and synchronous transmission of the energy and the signals is realized. The non-contact energy and signal synchronous transmission system is stable in output power, high in signal transmission rate and small in system size.
Owner:CHINA UNIV OF MINING & TECH
Mobile phone back housing capable of realizing wireless charging and preparation method thereof
InactiveCN105162908AImprove wireless charging efficiencyDoes not increase thicknessBatteries circuit arrangementsElectromagnetic wave systemElectricityM.2
The invention discloses a mobile phone back housing capable of realizing wireless charging. The mobile phone back housing is composed of at least two layers of ceramic sheets, a coil is printed on each layer of ceramic sheet, and electric connection between the ceramic sheets is realized through through holes. The thickness of each ceramic sheet is 20 [mu]m-1000 [mu]m, and the total thickness of the mobile phone back housing is 0.2 [mu]m-2 [mu]m. Correspondingly, the invention further provides a method for preparing the mobile phone back housing capable of realizing wireless charging. According to the invention, the wireless charging efficiency of a mobile phone is improved, the wireless charging speed is substantially increased to 2-3 times of the speed of common wireless charging, the thickness of the mobile phone is not increased but decreased, the lightening and thinning requirements of a user to the mobile phone are met, and the market competitiveness is improved.
Owner:广东百工新材料科技有限公司
A method and terminal for transmitting hybrid automatic repeat request acknowledgement (HARQ-ACK) messages
ActiveCN109873689ATransmission impactAvoid resource conflictsError prevention/detection by using return channelSpatial transmit diversityPunchingTelecommunications
The invention discloses a method and terminal for transmitting hybrid automatic repeat request acknowledgement (HARQ-ACK) messages. The method comprises the following steps of determining the reservedresources for transmitting the HARQ-ACK messages in an uplink transmission channel; and punching at least part of resources in the reserved resources, and transmitting the HARQ-ACK message through the punched resources. According to the invention, the terminal determines the reserved resources used for transmitting HARQ-ACK messages; at least part of the reserved resources are selected for punching; the HARQ-ACK message is transmitted through the reserved resources, and the CSI-part1 is transmitted through other resources except the reserved resources, so that the resource conflict problem ofthe HARQ-ACK message and the CSI information is avoided, and the transmission of the HARQ-ACK message does not affect the transmission of the CSI information.
Owner:VIVO MOBILE COMM CO LTD
Connecting device, fixing head of connecting device and interface of connecting device
The invention discloses a connecting device, a fixing head of the connecting device and an interface of the connecting device. The fixing head comprises a fixing shell and a metal member; the fixing shell has a through inner cavity; the metal member is fixedly connected to the inner cavity of the fixing shell and used for clamping a connector. The metal member is provided with a front end which can be attracted by a magnet; the front end is provided with a through hole which a plug end of the connector penetrates. The interface comprises a frame, a slot and two magnets; the frame is internally provided with a slot used for inserting the plug end of the connector; the magnets are disposed on two sides of the slot. The connecting device has the advantages that sufficient plugging and unplugging force can be ensured and plugging and unplugging are convenient.
Owner:OMRON SHANGHAI
Method for transmitting information to terminal camera device by customer terminal in network video monitoring system
ActiveCN101478667AOperation will not affectFacilitate communicationClosed circuit television systemsTransmissionComputer hardwareVideo monitoring
The present invention discloses a method for transmitting information from a client in network video monitoring system to a terminal camera device, wherein the transmitted information is mainly the information for controlling the terminal camera shooting device by the client, such as tilt and zoom lens control information to terminal camera shooting device and control information of image. The adopted mode is transmitting the control information between the client and the terminal camera shooting device with an INFO expansion method of SIP protocol. Therefore, the SIP conversation between the client and the terminal camera shooting device is not affected in the process of control information transmission. Furthermore a signaling channel is adopted for transmitting, and the transmission of medium flow is not affected.
Owner:GUANGDONG VIMICRO
Saddle-Ride Type Vehicular Dry Clutch Having Passive Clutch Disc Of Co-Axial Fixed Plane Contact
ActiveCN106065905AExtended service lifeEnsure reliabilityFriction clutchesAutomatic clutchesElastic componentEngineering
Owner:杨裕修
Monitoring system and method for network abnormal data
InactiveCN108965022AAvoid disconnectionTransmission impactData switching networksNetwork connectionMonitoring system
The invention relates to the technical field of network monitoring, and discloses a monitoring system and method for network abnormal data. The monitoring system comprises alarm equipment, wherein thealarm equipment is connected with a computer room monitoring host, the computer room monitoring host is connected with a receiving port, the receiving port is connected with a receiver, the receiveris connected with a data storage library, the data storage library is connected with processing equipment, and the processing equipment is connected with a judgment module. The monitoring system and the monitoring method have the beneficial effects that: through adoption of the alarm equipment, when a network anomaly is monitored, engineers can be warned and informed to perform detection and maintenance, so as to avoid disconnection of the network; through adoption of the receiving port, an information receiving efficiency can be raised; and through adoption of the data storage library, information can be collected and analyzed conveniently, thereby avoiding the phenomenon that spam is transmitted to a host computer through the network, which leads to network anomaly and affects network transmission.
Owner:上海胜战科技发展有限公司
Computer network signal transmission stabilizing device
InactiveCN105656637ASmooth transmissionTransmission impactData switching detailsCooling/ventilation/heating modificationsElectricityEngineering
The invention discloses a computer network signal transmission stabilizing device. The computer network signal transmission stabilizing device comprises a voltage stabilizer, wherein the voltage stabilizer is arranged in an inner cavity of a main body; the voltage stabilizer is electrically connected with a power line through a switch; the voltage stabilizer is electrically connected with a network filter and a signal enhancer respectively; the switch is movably arranged on a right side wall of the main body; the power line is positioned in a mounting hole in the right side wall of the main body; the network filter and the signal enhancer are arranged in the inner cavity of the main body; the network filter is connected with a signal input port and the signal enhancer through cables respectively; the signal enhancer is connected with a signal output port through a cable; and the signal input port and the signal output port are embedded into a back side wall of the main body. Through adoption of the computer network signal transmission stabilizing device, a voltage can be stabilized; signal transmission stabilization is facilitated; instant heat dissipation can be kept; and the influence on signal transmission caused by an over high temperature is avoided. Moreover, the stability of signal transmission is enhanced through signal filtering and signal enhancement.
Owner:ZHONGZHOU UNIV
Limit protection control method, device and system, and engineering machine
InactiveCN102736534ATransmission has no effectTransmission impactUsing reradiationProgramme control in sequence/logic controllersControl systemRadio frequency signal
The invention provides a limit protection control method. The control method comprises the following steps of: receiving a radio frequency induction signal output by a radio frequency signal receiver, and transmitting the radio frequency induction signal to the radio frequency signal receiver after a radio frequency inductor positioned at a limited structure is activated by a radio frequency signal electromagnetic field transmitted by the radio frequency signal receiver; and performing limit protection on the limited structure according to the radio frequency induction signal and a preset guard distance between the radio frequency inductor positioned at the limited structure and the radio frequency signal receiver. In addition, the invention also provides a limit protection control device, a limit protection control system and an engineering machine. By the technical scheme, the position of the limited structure can be accurately detected, so that limit protection can be performed by taking measures in time, and losses caused by security incidents can be prevented.
Owner:ZOOMLION HEAVY IND CO LTD
A computer network signal transmission stabilization device
InactiveCN105656637BSmooth transmissionTransmission impactData switching detailsCooling/ventilation/heating modificationsElectricityVIT signals
Owner:ZHONGZHOU UNIV
Organic light-emitting device and production method thereof
InactiveCN104638142AIncrease transfer rateTransmission impactSolid-state devicesSemiconductor/solid-state device manufacturingElectron transmissionOrganic electroluminescence
The invention relates to an organic light-emitting device and a production method thereof. The organic light-emitting device is of a layered structure and comprises an anode conducting substrate, a hole injection layer, a hole transmission layer, a light-emitting layer, an electron transmission layer, an electron injection layer and a cathode layer which are stacked in sequence; the electron injection layer comprises a first metal layer, a ternary doping layer and a second metal layer; the first metal layer is formed by low-work function metal made of materials of magnesium, strontium and calcium or ytterbium, and work function ranges from -2.0eV to -3.5eV. The first metal layer in the electron injection layer is formed by the low-work function metal which is relatively action, free electrons can move greatly, conductivity of the device can be improved, transmission speed of the electrons is increased, and the ternary doping layer is formed by a rhenium compound, a rubidium compound and a metal sulfide compound.
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +2
Device used for delivering quiding plane material
InactiveCN1533973AImprove machining accuracyTransmission impactArticle feedersArticle deliveryEngineeringMechanical engineering
This flat material guiding device 100 for guiding the flat material along a conveyance path inside a higher-level device for handling the flat material has at least one guide face on an upper side arranged on an upper side of the conveyance path, at least one guide face on a lower side arranged on a lower side of the conveyance path, and two side walls which are provided with at least one guide face on the lower side therebetween. Assembly rods 171, 172 are provided on both side walls, and the device 100 can be mounted in the higher-level device for handling the flat material by these assembly rods 171, 172.
Owner:HEIDELBERGER DRUCKMASCHINEN AG
High-speed rotating LED display method and system based on double-port RAM and double CPUs
ActiveCN110968284AData transfer speed is fastImprove reading speedEnergy efficient computingDigital output to display deviceData packLED display
The invention discloses a high-speed rotating LED display method and system based on double-port RAM and double CPUs. The high-speed rotating LED display method comprises the steps that an upper computer converts a video or image file into an LED file, and transmits the LED file to a first processor through an Internet of Things module; the first processor stores the data packet into a Nand Flashread-write module; the first processor reads video or image data from the Nand Flash read-write module and writes the data space of the dual-port RAM unit fully; the second processor reads part of video or image data from a specified address of the dual-port RAM unit at regular intervals and transmits the data to the CPLD unit for latching; and the CPLD unit transmits the video or image data to the LED driving module. The high-speed rotating LED display method converts a video or picture file into an LED file through the upper computer, increases the data transmission and reading speed to a great extent, and realizes higher resolution by adopting two CPUs, one dual-port RAM unit and one CPLD unit.
Owner:WUHAN TEXTILE UNIV
Method, device and system for preventing attack messages
The invention relates to a method, device and system for preventing an attack message, and belongs to the technical field of communication. The method comprises: receiving a first message sent by a first terminal, wherein a source terminal identifier carried by the first message is the identifier of the first terminal, and a destination terminal identifier carried by the first message is the identifier of a second terminal; Obtaining an identifier of a second gateway server corresponding to the second terminal, taking the identifier of the second gateway server as a target gateway server identifier, taking the identifier of the first gateway server as a source gateway server identifier, and adding the source gateway server identifier and the target gateway server identifier into the firstmessage; Sending the first message subjected to the addition processing to a second gateway server; Detecting a source terminal identifier carried in a subsequently received message after receiving atransmission refusal notification which is sent by the management server and carries the identifier of the first terminal; And when the source terminal identifier of the received second message is theidentifier of the first terminal, refusing to forward the second message. By adopting the method and the device, the influence of the attack message on the transmission of the normal message can be avoided.
Owner:HUAWEI TECH CO LTD
Wear-resisting and scraping-resisting chameleon color-coated board and preparation method thereof
ActiveCN109466230AImprove viewing effectVariety of colorsNon-macromolecular adhesive additivesSpecial ornamental structuresMicrosphereRefractive index
The invention belongs to the technical field of materials and particularly relates to a wear-resisting and scraping-resisting chameleon color-coated board and a preparation method thereof. The wear-resisting and scraping-resisting chameleon color-coated board comprises a base material, an adhesive layer and a chameleon paint film which are stacked sequentially. The chameleon paint film comprises afirst film layer and a second film layer. The first film layer comprises a first base material and a microsphere. The second film layer comprises a second base material and pigment. The refraction index of the first base material is smaller than that of the second base material and smaller than that of the microsphere. Reflection light rays of the pigment at least generate four times of refraction and dispersion on the boundary face of the two film layers, the surface of the microsphere and the surface of the second film layer, multiple colors are presented, and the colors are different at different perspectives. Meanwhile, the refraction effect on the light rays of the microsphere changes continuously, the colors of emergent rays change gradually along with the perspective, and the viewing effect is excellent. Moreover, the chameleon paint film has the scraping-resisting and wear-resisting performance, and the service life of the color-coated board is prolonged. The preparation method of the color-coated board is simple and low in cost.
Owner:SUZHOU YANGTZE NEW MATERIALS CO LTD
Array substrate, display panel and display device
ActiveCN111640764AReduce latencySmall sizeSolid-state devicesNon-linear opticsDisplay deviceActive layer
The embodiment of the invention provides an array substrate, a display panel and a display device. The array substrate comprises a substrate base plate, a semiconductor layer, a grid metal layer, a source-drain metal layer and a pixel electrode layer. An active layer of a thin film transistor is arranged on the semiconductor layer, a first electrode and a second electrode of the thin film transistor are arranged on the source-drain metal layer, a grid line is arranged on the grid metal layer, and the grid line is overlapped with a channel region of the active layer of the thin film transistor;the first electrode of the thin film transistor is electrically connected to the pixel electrode, wherein the orthographic projection of the first electrode on the substrate base plate is a special-shaped pattern, and the orthographic projection of the first electrode on the substrate base plate and the orthographic projection of the grid line on the substrate base plate are not overlapped with each other. According to the embodiment of the invention, the delay of a grid drive signal transmitted on the grid line can be reduced, thereby facilitating the improvement of the display uniformity.
Owner:XIAMEN TIANMA MICRO ELECTRONICS
Method for sending and acquiring messages transmitted by TTT, sending equipment and receiving equipment
ActiveCN102014060AThe number of input and output bytes does not changeRealize transparent transmissionData switching networksTelecommunicationsTranscoding
The invention provides a method for sending and acquiring messages transmitted by timing transparent transcoding (TTT), sending equipment and receiving equipment. The method comprises the following steps of: sending service messages; receiving clock messages; and recording the bytes of the clock messages; inserting the clock messages among the service messages for sending, namely caching the service messages to be sent; sending the clock messages; after the clock messages are sent, acquiring the service messages to be sent from a cache, and deleting code words of which the bytes are the same as those of the inserted clock messages in the service messages; and sending the service messages to be sent of which the code words are deleted. By the method and the equipment in the embodiment of the invention, the clock messages can be extracted, and the service transmission is not influenced.
Owner:HUAWEI TECH CO LTD
Flat plate type micro loop heat pipe for changing capillary force of capillary core
ActiveCN107091582AQuick suctionIncrease the number ofIndirect heat exchangersCooling/ventilation/heating modificationsMicro-loop heat pipePorous medium
The invention provides a flat plate type micro loop heat pipe. The flat plate type micro loop heat pipe comprises a main plate and an upper cover plate; the upper cover plate and the main plate are packed together; the main plate comprises an evaporation chamber and a condensation chamber; a steam pipe and a liquid pipe are connected between the evaporation chamber and the condensation chamber; the evaporation chamber and the liquid pipe communicate through a capillary force channel; porous medium sheets are arranged in the evaporation chamber; and the capillary force of the porous medium sheets in different positions are gradually improved in the capillary force direction of porous medium capillary cores in the direction from the liquid pipe to the steam pipe. The capillary force of the capillary cores in different positions of the porous medium sheets is gradually improved, so that liquid can be quickly sucked to the upper part, the number of fluids at the upper part is increased; and the liquid is evaporated at the upper part to enter the steam pipe at the upper part, so that the purposes of uniform distribution of the fluids and uniform distribution of the temperature are achieved.
Owner:SHANDONG UNIV
A system for carrying IP hard pipes by power relay service packets
InactiveCN108989178ATransmission impactImprove operational reliabilityNetworks interconnectionElectric powerJitter
The invention relates to a system for carrying IP hard pipe by electric power relay service packet. A system is connected between relay protection device A and relay protection device B through an IPhard pipe communication module, the IP hard pipe communication module classifies the relay protection message according to the level of the relay protection message, exclusively occuplies resources, preferentially schedule and preferentially forward, the transmission of the relay protection message between relay protection equipment A and relay protection equipment B is not affected even when thesoft pipeline is congested, thus alleviating the problems of low equipment life and difficult to guarantee operation reliability caused by delay and jitter of the relay protection equipment to the maximum extent, and improving the operation reliability of the power relay protection service.
Owner:CHINA SOUTHERN POWER GRID COMPANY
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