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Integrated optical diversity receiving device
ActiveCN119628752Areduce volumereduce complexityFree-space transmissionElectromagnetic receiversFew mode fiberBeam splitting
The invention discloses an integrated optical diversity receiving device, solves the problem of high power consumption when the influence caused by phase distortion and light beam pointing error is corrected in the existing free space optical communication, and belongs to the field of optical communication. The method comprises the steps that free space light focused by a lens is received by a multimode / few-mode optical fiber; the multi-mode light beams received by the multimode / few-mode optical fiber enter the photon lantern; the photon lantern is coupled to the single-mode fiber array after mode demultiplexing; each light beam in the single-mode fiber array enters a polarization beam splitting rotary combiner through an edge coupler; the polarization beam splitting rotation combiner performs transverse electric wave (TE) and transverse magnetic wave (TM) mode separation on the entered light beam, then rotates the separated TM polarization state light to a TE polarization state, combines the rotated TE polarization state light and the separated TE polarization state light, and then enters the MZI network; the MZI network is used for realizing optical coherent beam combination; a control circuit controls the merging of the light beams in the MZI network.
Owner:HARBIN INST OF TECH
Multi-reflection cavity enhanced Raman system and use method
PendingCN119619101AImprove reception performanceincrease widthRaman scatteringRetroreflectorMaterials science
The invention discloses a multi-reflection cavity enhanced Raman system and a use method. The multi-reflection cavity enhanced Raman system comprises a concave mirror, a converging lens and an optical fiber bundle, the optical fiber bundle comprises a plurality of optical fibers which are horizontally arranged, a converging lens, a parallel lens, a reaction part and a concave mirror are distributed at the input end of each optical fiber, and a first lens and a first retroreflector as well as a second lens and a second retroreflector are arranged at the two ends of the reaction part. Then the laser signal reacts with the to-be-detected gas to generate a Raman signal, a part of the Raman signal is reflected by the concave mirror, and then the Raman signal is converged in the optical fiber by the converging lens and the parallel lens to be received; raman signals excited on the horizontal plane are matched with the horizontally arranged optical fibers, so that the receiving effect is good; the intensity of the laser signal at the reaction position is high, so that the intensity of the generated Raman signal is high. Therefore, the design has a relatively good receiving effect on the Raman signal, and the intensity of the received Raman signal is relatively high.
Owner:WUHAN UNIV OF TECH
Method for transmitting channel state information for multi-TRP-based transmission in wireless communication system and apparatus therefor
PendingCN119586026Asend efficientlyefficient receptionSite diversityPower managementChannel state informationCommunications system
The present disclosure relates to a method performed by a user equipment (UE) in a wireless communication system. In particular, the method comprises the steps of: receiving information on a plurality of measurement resources corresponding to a multi-transmit and receive point (M-TRP) from a base station (BS); calculating channel state information (CSI) related to coherent joint transmission (CJT) based on M-TRP based on the plurality of measurement resources; and transmitting the CSI related to the CJT based on the M-TRP to the BS, in which the number of CSI processing units (CPUs) for calculating the CSI related to the CJT based on the M-TRP is determined based on the number of channel measurement resources (CMRs) among the measurement resources.
Owner:LG ELECTRONICS INC
Flywheel energy storage system with electromagnetic coupler
PendingCN114257030AMeet the power demand of the loadIncrease the moment of inertiaElectrical storage systemAc network load balancingFlywheel energy storage systemElectric generator
The invention provides a flywheel energy storage system with an electromagnetic coupler, which comprises a motor, a flywheel rotor, the electromagnetic coupler, a frequency converter and a generator, and is characterized in that the motor is connected with the flywheel rotor to drive the flywheel rotor to rotate, the electromagnetic coupler comprises an outer rotor and an inner rotor, and the outer rotor sleeves the inner rotor and is spaced from the inner rotor; the flywheel rotor is in transmission connection with the inner rotor, the inner rotor generates a rotating magnetic field to drive the outer rotor to rotate, and the frequency converter is connected with the outer rotor to change the current frequency of the outer rotor so as to change the magnetic field rotating speed matched with the current, so that the mechanical rotating speed of the outer rotor is kept constant. The generator generates power, accesses the power grid and inputs electric energy with stable frequency into the power grid, the requirement of power transmission to the power grid is met, power electronic devices are not needed, rotational inertia in the power grid can be improved, necessary voltage and frequency support is provided for the power grid, and the capacity of the power grid for efficiently accepting new energy is improved.
Owner:STATE POWER INVESTMENT CORP RES INST
Unmanned aerial vehicle wireless light transmission method and system
InactiveCN119675771Afast convergenceachieve divergenceRadio transmissionFree-space transmissionOptical communicationTransmission system
The invention discloses a wireless light transmission method for an unmanned aerial vehicle. The wireless light transmission method comprises the following steps: S100, adopting an LD light source with a tail fiber as a signal source to send a signal at a sending end; s200, when the system tracks and aligns, a variable-focus optical fiber collimator of an optical fiber light outlet is rotated and / or rotated to adjust, zooming is achieved, the light emitting angle of a light source is changed, and then the system adapts to signal transmission of different distances and different angles; s300, taking a large-view-field MPPC array as optical signal receiving equipment at a receiving end, and calling a built-in multi-array-element channel combined likelihood receiving algorithm for receiving based on the jittering of the unmanned aerial vehicle in the receiving process; the invention further discloses an unmanned aerial vehicle wireless light transmission system. According to the technical scheme, alignment control is more flexible, a tracking system is simpler and more convenient, convergence, collimation and divergence of light velocity are achieved, different communication requirements of high-speed communication, long-distance communication and large-angle communication are met, efficient receiving of an unmanned aerial vehicle optical communication system is achieved, and the performance of long-distance outdoor optical communication is remarkably improved.
Owner:深圳市泽信通信息工程有限公司 +2
Method and apparatus for transmitting or receiving signal in wireless communication system
PendingCN119678403Asend efficientlyefficient receptionError prevention/detection by using return channelSignal allocationCommunications systemCell scheduling
A UE according to an embodiment may receive a configuration of a plurality of first TDRA entries of each cell for individual scheduling of each cell, receive a configuration of a plurality of second TDRA entries including TDRA information for a plurality of cells through each entry for multi-cell scheduling, and receive DCI for multi-cell scheduling through a PDCCH, the DCI for multi-cell scheduling provides one TDRA field for one or all of at least two cells scheduled together, the value of the one TDRA field being related to one of a plurality of second TDRA entries, and TDRA information of the plurality of cells included in each of the plurality of second TDRA entries may be configured based on the plurality of first TDRA entries configured for individual scheduling of the respective cells.
Owner:LG ELECTRONICS INC
TOF camera module and mobile device
ActiveCN222561782Uefficient receptionGuaranteed detection accuracyElectromagnetic wave reradiationCamera moduleLight signal
The embodiment of the utility model discloses a TOF camera module and mobile equipment, the TOF camera module comprises a light source body, a detector body and a photochromic layer, the light source body is used for emitting a laser pulse signal to a target object, and the detector body is used for receiving a target light signal reflected by the target object; the photochromic layer is located on a receiving path of the detector body and is used for attenuating the intensity of ambient light and target light signals. The photochromic layer is arranged on the receiving path of the detector body, and the photochromic layer attenuates the intensity of the ambient light and the intensity of the target light signal in the process that the detector body receives the target light signal, so that the saturation effect of the receiving end of the detector body is relieved. More specifically, the influence of ambient light on the detector body is attenuated through the photochromic layer, so that the detector body can receive a target light signal more effectively, and the distance measurement performance such as the detection distance and the detection precision of equipment is ensured.
Owner:SHENZHEN ADAPS PHOTONICS TECH CO LTD
A remote control device for intelligent switch cabinet
ActiveCN112909775Beasy maintenanceSimple structureSubstation/switching arrangement cooling/ventilationSubstation/switching arrangement casings
The present invention relates to the technical field of remote control devices, specifically a remote control device for an intelligent switch cabinet, comprising a switch cabinet body and a control device body, wherein the control device body is fixedly installed at the left end inside the switch cabinet body, and is characterized in that: a protective mechanism is arranged outside the control device body, and the left end inside the switch cabinet body is fixedly connected to a fixed bottom plate, and a protective cover is arranged above the fixed bottom plate, and an exhaust mechanism is arranged below the control device body. The present invention provides a protective mechanism outside the device, thereby effectively protecting the outside of the control device body, placing it in a relatively independent environment, and effectively avoiding the influence of other external factors such as dust on the control device body, so that it cannot receive signals normally, and the protective mechanism can be fixed when the protection is released, so that workers can perform subsequent maintenance conveniently and quickly, and effectively increase the protectiveness of the device.
Owner:千盛电气集团有限公司
Invisible pickup noise reduction earplug and method
The invention relates to an invisible pickup noise reduction earplug and method, and relates to the technical field of noise reduction, the invisible pickup noise reduction earplug comprises a shell, a noise reduction structure, a power supply structure and an invisible pull-out structure; the shell is matched with an ear canal in appearance and is provided with a mounting hole; the noise reduction structure is arranged in the shell and comprises a sound receiving unit, an ARM processing unit and a sound production unit which are electrically connected in sequence; the power supply structure is electrically connected with the ARM processing unit and is used for supplying power to the noise reduction structure; the invisible pull-out structure is mounted at the mounting hole, the invisible pull-out structure comprises a protruding part, and at least part of the protruding part is arranged outside the shell. The device has the effect of being convenient to take out.
Owner:WUHAN HUABO COMM CO LTD
A power supply service AI assistant system and method based on whole-process time limit early warning
The application belongs to the technical field of power system automation and artificial intelligence application, and is a power supply service AI assistant system based on whole-process time limit early warning, characterized by comprising: a work order access module, which is used for receiving fault work orders from a 95598 customer service system and an active repair system; a work order execution module, which automatically distributes work orders to the terminals of repair personnel in corresponding grids and records the time of distributing work orders; a time limit rule library, which is used for storing time limit thresholds of each link; a whole-process early warning module, which is used for monitoring the flow state of work orders in each link; and a data feedback module, which is used for recording time limit execution data of each work order in the whole process, generating an overtime risk analysis report, and providing data support for parameter optimization of the time limit rule library. The problems of insufficient whole-process time limit control of fault repair work orders, single follow-up mechanism and process overtime of repair personnel caused by on-site factors in the prior art can be solved.
Owner:XIANNING POWER SUPPLY COMPANY OF STATE GRID HUBEIELECTRIC POWER +1
Water gravity type internal target beam current measurement device
ActiveCN115561799Bsmall space requirementImprove cooling effectX/gamma/cosmic radiation measurmentCooling effectCyclotron
The present application relates to the technical field of accelerator beam measurement, and particularly discloses a water gravity type inner target beam measurement device, which comprises a beam measurement assembly, a gravity adjustable cooling assembly, a lever balance assembly and a limiting piece, the beam measurement assembly is connected to one end of the lever balance assembly through the gravity adjustable cooling assembly, and the limiting piece is arranged on the side surface of the lever balance assembly. The device adopts a seesaw type structure, fully utilizes the installation space in the cyclotron shell, utilizes the gravity of the cooling liquid as the power of the seesaw type structure, can omit the arrangement of a complex power driving piece, is small in size, simple in structure, low in cost, good in cooling effect, and stable in the beam size of the inner target measurement piece during measurement.
Owner:国电投核力同创(北京)科技有限公司
Miniaturized double-frequency wide-beam terminal antenna
ActiveCN224067889UGuaranteed Featuresenhanced radiationSimultaneous aerial operationsAntenna supports/mountingsWide beamMechanical engineering
The utility model discloses a miniaturized double-frequency wide-beam terminal antenna, which relates to the technical field of mobile terminal antennas and comprises an antenna cap, an antenna housing, a radiator assembly, a feed network module, a radio frequency connector and an antenna base, and the radiator assembly, the feed network module and the radio frequency connector are sequentially distributed inside the antenna housing from top to bottom. According to the miniaturized double-frequency wide-beam terminal antenna, the radiation copper strip is arranged in a gradually-changed spiral form, and when the radiation copper strip is at the same rising angle, the spiral arm with the top open circuit structure has a wider beam width than the spiral arm with the short circuit structure, so that low-elevation electromagnetic signal radiation and reception of the satellite antenna are facilitated; the radiation copper strip is provided with four feeding points, each feeding point is connected with two oscillator arms with different lengths, the circular polarization characteristic and the double-frequency radiation characteristic of the antenna are guaranteed, the two oscillator arms with the same feeding guarantee different rising angles and widths, the isolation degree of double-frequency radiation is improved, the shape of a directional diagram is more regular, and higher radiation gain is achieved.
Owner:SHAANXI HAITONG ANTENNA
An optical waveguide-based laser beam shaping system and method
ActiveCN120178523BAvoid brightness loss problemsincrease brightnessOptical elementsBeam expanderLight spot
The application relates to a kind of laser beam shaping systems and methods based on optical waveguide, belong to beam shaping technology.It includes semiconductor laser from left to right sequentially arranged, fast axis collimating lens, slow axis collimating lens, beam expander system, focusing lens and optical waveguide;Fast axis collimating lens is plano-convex cylindrical lens, for collimating the fast axis direction of light beam;Slow axis collimating lens is plano-convex cylindrical lens, for collimating the slow axis direction of light beam;Beam expander system includes preceding plano-concave cylindrical lens and following plano-convex cylindrical lens, for expanding the light beam width of slow axis direction to be consistent with the light beam width of fast axis direction;Focusing lens is plano-convex lens, for focusing light beam to optical waveguide input end;The input end section of optical waveguide is rectangle, and the output end section is circular, for shaping rectangular light spot into circular light spot.In the application, light beam is transmitted in optical waveguide efficiently, and gradually shaped into circular light beam through transition structure.
Owner:HUAZHONG UNIV OF SCI & TECH
Low-space ultrasonic level transmitter
ActiveCN222561067Ulower the altitudeEfficient launchMachines/enginesLevel indicatorsSoft materialsAcoustics
The utility model provides a short-space ultrasonic level transmitter which comprises a shell, an electronic unit and two ultrasonic vibrators, wherein the electronic unit and the two ultrasonic vibrators are located in the shell. Wherein one ultrasonic vibrator is used for transmitting ultrasonic waves, the other ultrasonic vibrator is used for receiving the ultrasonic waves, and matching layers are bonded to the bottoms of the two ultrasonic vibrators respectively. Two hollow fixing supports are arranged on the bottom face of the inner side of the shell, the two ultrasonic vibrators and the corresponding matching layers are installed in the two fixing supports respectively, and the two ultrasonic vibrators and the corresponding matching layers are kept inclined relatively. The distance between the inner cavities of the two fixed supports is smaller than the radius of the ultrasonic vibrator; and the matching layer is adhered or fixed on the inner wall of the corresponding fixed support through a soft material. The ultrasonic level transmitter solves the problem that an existing ultrasonic level transmitter is not suitable for being installed and applied in a narrow space, and the requirement for level measurement in the narrow space is met.
Owner:HILEVEL INSTR CO LTD
Message pushing method and system based on buried point data, and related equipment
The embodiment of the invention provides a message pushing method and system based on burying point data and related equipment, belongs to the technical field of computers, and is suitable for the field of financial science and technology. The method comprises the following steps: firstly, in response to an operation prompt request, obtaining a current buried point website, operator information and target buried point data, obtaining current configuration information of the current buried point website, and further screening out reference configuration information from preset historical configuration information based on the current configuration information; and finally, generating an operation prompt message according to the reference configuration information and the target burying point data, and determining a client according to the operator information, thereby prompting the operation prompt message through the client. Therefore, according to the embodiment of the invention, the operation prompt message can be efficiently and accurately generated, and the operation prompt message can be accurately and timely transmitted to the operation personnel, so that the operation personnel can effectively receive and understand the operation prompt message.
Owner:PING AN TECH (SHENZHEN) CO LTD
Verfahren zur erzeugung von harq-ack-codebuch in drahtloskommunikationssystem und vorrichtung mit verwendung davon
Disclosed is a base station in a wireless communication system. Each base station in wireless communication comprises: a communication module; and a processor. The processor generates a hybrid automatic repeat request (HARQ)-ACK codebook comprising one or more bits and indicating whether or not reception of a channel or signal is successful, and transmits the HARQ-ACK codebook to the base station.
Owner:WILUS INSTITUTE OF STANDARDS & TECHNOLOGY INC
A new type of industrial multifunctional pulsed eddy current probe
The application discloses a novel industrial multifunctional pulse eddy current probe and relates to the technical field of pulse eddy current detection.The probe shell is internally provided with excitation assemblies and a Hall sensor.The excitation assemblies are in multiple groups, the Hall sensor is arranged at the center of the excitation assemblies, and the excitation assemblies are arranged in a circumferential array around the Hall sensor.The application is not easily disturbed by other magnetic fields or electric fields in the surrounding environment, can reduce signal fluctuation and errors caused by external interference to a certain extent, and improves the reliability and stability of probe detection.
Owner:GUANGDONG ENG POLYTECHNIC COLLEGE
Electromagnetic acoustic based method and system for detecting and distinguishing damages of underwater steel structure
The present application relates to a kind of electromagnetic ultrasonic-based underwater steel structure damage detection and distinguishing method, using electromagnetic ultrasonic detection equipment to detect underwater steel structure with non-conductive covering layer on surface.The method comprises: electromagnetic acoustic transducer (EMAT) probe is arranged above the surface of underwater steel structure;According to lift-off distance, configure excitation parameter;Apply excitation pulse to emit ultrasonic wave;Receive echo signal and extract transit time feature, echo amplitude feature and initial wave amplitude feature;At least one change based on the above features distinguishes abnormal type, the abnormal type includes at least one of corrosion thinning, surface opening crack and simple lift-off increase.By the above design, the present application realizes the accurate detection and reliable distinction of underwater steel structure damage state under the condition of non-conductive covering layer.
Owner:TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL
A dual-wavelength optical signal receiving method for a 50G ONU optical device
PendingCN122092980Aefficient receptionImprove filtering effectMultiplex system selection arrangementsElectromagnetic receiversBandpass filteringEngineering
This invention discloses a dual-wavelength optical signal receiving method for a 50G ONU optical device, relating to the field of optical communication technology. The method involves sequentially arranging a 0-degree filter, a tilt filter, and a reflection filter in the receiving optical path of an optical receiving module. The received optical signal is processed sequentially by these filters to obtain optical signals with wavelengths in the ranges of 1342±2nm and 1366±2nm, which then enter the optical receiving module. This invention replaces the existing receiving optical path that uses a combination of a 45-degree filter and a 0-degree dual-bandpass filter by employing a 37-degree reflection filter, an 8-degree tilt filter, and a horizontally arranged 0-degree filter to form a dual-wavelength optical signal receiving optical path. This solves the problem of high production costs associated with the use of 0-degree dual-bandpass filters in existing single-transmitter dual-receiver 50G ONU optical devices.
Owner:CHENGDU RONGBO COMM TECH CO LTD
Antenna device and electronic equipment
ActiveCN224123517Ueffective electromagnetic radiationefficient receptionSimultaneous aerial operationsAntenna supports/mountingsMulti bandElectrical connection
The utility model provides an antenna device and electronic equipment, and the antenna device comprises a substrate and an antenna radiation unit, the antenna radiation unit is disposed on the substrate, and the antenna radiation unit comprises a feed part which is electrically connected with a feed-in point of the substrate; the grounding piece is electrically connected with the grounding point of the substrate; the antenna radiation part is electrically connected with the feed part and the grounding part, the feed part is configured to provide a signal feed-in effect for the antenna radiation part, and the grounding part is configured to provide a grounding effect for the antenna radiation part; wherein the antenna radiation part is provided with a first resonance adjusting part and a second resonance adjusting part, the first resonance adjusting part and the second resonance adjusting part both extend along a first direction, and the antenna radiation part is divided into a plurality of first radiation arms which are arranged at intervals along a second direction. According to the invention, the performance of covering multiple frequency bands can be improved to the greatest extent.
Owner:HUZHOU LUXSHARE PRECISION INDUSTRY CO LTD
Meteorological disaster early warning method and system
PendingCN122347851AAvoid the problem of being disturbed by invalid warningsIncreased sensitivitySimulationMeteorological disasters
The application discloses a meteorological disaster early warning and calling method and system. The calling method generates early warning information by acquiring and processing meteorological monitoring data, matches the corresponding calling objects of the risk area and generates a calling object list, determines and dynamically adjusts the total time limit of calling according to the disaster grade, and generates a calling instruction. The calling instruction is executed to send the calling information and record the sending state, receive and analyze the feedback information to obtain the feedback result containing the positive feedback state set and other states. Based on the sending state and the feedback result, the retry object is screened, the retry calling instruction is generated and executed in a cycle until the preset closed-loop condition is met, and the calling closed-loop record is generated. The application also discloses a corresponding system for implementing the above method, which can effectively improve the accuracy and response efficiency of meteorological disaster early warning and calling, realize the whole-process traceable closed-loop management and control, adapt to the dynamic change characteristics of extreme meteorological disasters, and maximize the reduction of disaster risk.
Owner:宁夏回族自治区中宁县气象局
Intelligent energy storage system based on photovoltaic power generation
PendingCN119582388Aeasy to receiveImprove photoelectric conversion efficiencyPhotovoltaic supportsBatteries circuit arrangementsEnergy storage efficiencyControl theory
The invention discloses an intelligent energy storage system based on photovoltaic power generation, and the system comprises a supporting frame, a connecting box is fixedly installed in the supporting frame, rotating rings are fixedly installed on the upper surface and the lower surface of the connecting box, an alternate energy storage mechanism is rotatably installed between every two groups of opposite rotating rings, and closing plates are rotatably installed at the two ends of the connecting box. Angle regulation and control mechanisms are rotationally installed on the two sides of the supporting frame, photovoltaic panels are laid on the upper surfaces of the angle regulation and control mechanisms, a charging and discharging mechanism is fixedly installed on the upper surface of the connecting box, the connecting end of the charging and discharging mechanism slides in a guide cylinder, the guide cylinder is fixedly installed on the upper surface of the connecting box and communicates with the connecting box, and the charging and discharging mechanism is electrically connected with the photovoltaic panels. Through the design of the alternate energy storage mechanism, ordered charging of the storage batteries is achieved, when one storage battery is fully charged, the next uncharged storage battery can be automatically switched to continue charging, charging interruption or electric energy waste is avoided, and the energy storage efficiency is improved.
Owner:STATE GRID ANHUI ELECTRIC POWER CO LTD WUHU FANCHANG DISTRICT POWER SUPPLY CO
Method and apparatus for transmitting beam prediction report in wireless communication system
PendingCN119605107Asend efficientlyefficient receptionSpatial transmit diversityTransmission monitoringCommunications systemData mining
Owner:LG ELECTRONICS INC
Methods and apparatus for transmitting and receiving signals in a wireless communication system
The method and apparatus for transmitting and receiving signals in a wireless communication system disclosed in this specification can configure parameters related to SSB transmission in a corresponding Scell by configuring one or more Scells when transmitting and receiving SSBs between a base station and a terminal.
Owner:LG ELECTRONICS INC
Method for transmitting channel state information for multiple time instances in wireless communication system and apparatus therefor
PendingCN119631317Asend efficientlyefficient receptionSpatial transmit diversityWireless communicationChannel state informationTime domain
The present disclosure relates to a method performed by a user equipment (UE) in a wireless communication system. In particular, the method comprises the steps of: receiving a control signal for channel state information (CSI) reporting from a base station (BS); receiving at least one channel measurement resource (CMR) from the BS based on the control signal; calculating at least one precoding matrix index (PMI) for the at least one time instance from a time domain (TD) compressed codebook based on the at least one CMR; and transmitting, to the BS, CSI including information on a plurality of non-zero coefficients (NZCs) related to the at least one PMI on the basis of an uplink grant resource included in the control signal, in which the plurality of NZCs have priority values determined by sequentially considering an index of a time domain (TD) base vector, an index of a frequency domain (FD) base vector, an index of a spatial domain (SD) base vector, and a layer index.
Owner:LG ELECTRONICS INC
Multi-stage water turbine structure for improving hydroelectric generation efficiency
PendingCN119616748Aincrease contact areaIncrease impactHydro energy generationReaction enginesWater wheelWater turbine
The multistage water turbine structure is suitable for the field of hydroelectric generation and comprises a flow guide pipeline and a water wheel assembly, the water wheel assembly comprises a mounting disc, water wheel blades, a transmission assembly and a generator, a rotating shaft is provided with a brake disc and is controlled by a brake motor, and the transmission assembly conducts transmission through an inner gear ring, driven teeth and transmission teeth. The installation disc is provided with an angle adjusting device; the inner wall of the flow guide pipeline is provided with a contraction flow guide section and a flow disturbing structure; the protective shell is detachable and is provided with a heat dissipation and ventilation device; the brake system is controllable; according to the invention, the power generation efficiency is effectively improved, the device adapts to various water flow working conditions, stable operation of equipment is guaranteed, and the service life is prolonged.
Owner:FUJIAN HUADIAN FURUI ENERGY DEV CO LTD CHITAN HYDROPOWER PLANT
Method for transmitting and receiving signal in wireless communication system, and apparatus supporting same
PendingEP4383863A4efficient receptionGuaranteed normal transmissionConnection managementPilot signal allocation
Various embodiments relate to a next-generation wireless communication system for supporting a higher data transmission rate and the like than a 4th generation (4G) wireless communication system. According to various embodiments, a method for transmitting and receiving a signal in a wireless communication system and an apparatus supporting same may be provided, and other various embodiments may be provided.
Owner:LG ELECTRONICS INC
Endgerätevorrichtung, basisstationsvorrichtung und verfahren
Provided is a terminal apparatus configured to release, based on receiving, via a DCCH from the base station apparatus, an RRC message including a part of session information of an MBS session, an MBS radio bearer used to receive the MBS session.
Owner:SHARP KK
Method and apparatus for transmitting and receiving wireless signals in a wireless communication system
A method performed by a UE in a wireless communication system according to various embodiments and an apparatus therefor are disclosed. An apparatus and method thereof are disclosed, the apparatus: receiving, from a base station, random access channel (RACH) configuration information including a first set of parameters for configuring a default RACH occasion (RO) and a second set of parameters for configuring an additional RO, activation or deactivation of the additional RO being indicated; and transmitting a physical random access channel (PRACH) based on the RACH configuration information.
Owner:LG ELECTRONICS INC
Multifunctional recyclable education propaganda and display device based on photoelectric conversion
ActiveCN222653618Uachieve replacementincrease varietyPhotovoltaic supportsBatteries circuit arrangementsDisplay deviceElectric machinery
The utility model discloses a multifunctional recyclable education propaganda display device based on photoelectric conversion, which relates to the technical field of information display and comprises a display component, a solar photovoltaic power generation device and a transmission component. The solar photovoltaic power generation device is connected with the transmission part through a wire and supplies power. The display component comprises a display frame and a display curtain arranged in the display frame, the transmission component comprises a motor, a driving transmission component driven by the motor and a driven transmission component connected with the driving transmission component through the display curtain, and the display curtain is wound on the driving transmission component and the driven transmission component; the motor powered by the photovoltaic power generation device is used for driving the transmission shaft to rotate, then the curtain is turned over, the propaganda content is replaced, compared with a single-page fixed display mode, the problem that the propaganda content is single is solved, the mode that the motor is driven through photovoltaic power generation is adopted, propaganda display does not depend on a fixed power source, and outdoor use is facilitated.
Owner:STATE GRID GANSU ELECTRIC POWER CO TRAINING CENT