259 results about "Carrier system" patented technology

The invention belongs to the technical field of energy storage, and particularly relates to a vertical circulation type gravity energy storage system based on a linear motor, the vertical circulation type gravity energy storage system comprises a circulation shaft, a carrying platform system and an energy storage system, the circulation shaft comprises a heavy object shaft, a no-load shaft and a horizontal channel, and a secondary switching disc is arranged at the joint of the heavy object shaft and the horizontal channel and the joint of the no-load shaft and the horizontal channel; the heavy well, the no-load well, the horizontal channel and the secondary switching disc are each provided with a secondary driving side, and each secondary driving side comprises a first rail set and a linear motor secondary; the platform deck system comprises a plurality of platform decks, the platform decks are used for bearing heavy objects, primary switching discs are arranged on the side faces of the platform decks, primary driving sides are arranged on the platform decks and the primary switching discs, and each primary driving side comprises a second track set and a linear motor primary; the energy storage system includes an upper storage bin, a lower storage bin, and a loading and unloading zone. The energy storage capacity expansion mode is simple, the expansion cost is low, the energy storage capacity configuration is flexible, and the energy storage efficiency is high.

An extendable controller having a first handle part; a second handle part; an elongate bridge with a first half in sliding engagement with a first bridge-link portion of the first handle part and a second half in sliding engagement with a second bridge-link portion of the second handle part; and an extendable arrangement to synchronously extend and retract the first handle part and the second handle part uniformly in opposite directions relative to the elongate bridge along an extension axis. The extendable arrangement includes a dual-reciprocating-opposite-motion-carrier system having a first reciprocating carrier, a second reciprocating carrier, an opposite motion mechanism to move the first reciprocating carrier and the second reciprocating carrier in opposite directions with respect to the extension axis, a first elongate member coupling the first handle part to the first reciprocating carrier, and a second elongate member coupling the second handle part to the second reciprocating carrier.

An extendable controller having a first handle part; a second handle part; an elongate bridge with a first half in sliding engagement with a first bridge-link portion of the first handle part and a second half in sliding engagement with a second bridge-link portion of the second handle part; and an extendable arrangement to synchronously extend and retract the first handle part and the second handle part uniformly in opposite directions relative to the elongate bridge along an extension axis. The extendable arrangement includes a dual-reciprocating-opposite-motion-carrier system having a first reciprocating carrier, a second reciprocating carrier, an opposite motion mechanism to move the first reciprocating carrier and the second reciprocating carrier in opposite directions with respect to the extension axis, a first elongate member coupling the first handle part to the first reciprocating carrier, and a second elongate member coupling the second handle part to the second reciprocating carrier.

A hitch-mounted carrier system is provided. The system includes a single support member that can engage with a hitch receiver of a vehicle, and a carrier component that can carry at least one item. The single support member includes a hitch mounting section having a mounting bar that can be received within a passage defined by the hitch receiver of the vehicle, and a beam pivotably mounted to the hitch mounting section, where the beam includes at least one mounting area. The single support member further includes a handle secured to the rear end of beam, where the handle can be grasped for moving the beam between multiple positions, and a bumper connected to the beam that maintains the rear end of beam above a ground surface when the beam is tilted. The carrier component is attached to the beam at the at least one mounting area.

The invention discloses a microwave radio frequency waveform array optimization method, and relates to the technical field of signal processing, and the method comprises the steps: S1, monitoring an original link of a target multi-carrier system in real time, obtaining channel state data from the original link, screening out the channel state data, and marking the channel state data as an abnormal link segment; s2, calculating an antenna gain and a compensation coefficient by using a minimum variance undistorted response method; s3, applying each compensation coefficient to a corresponding abnormal link section to obtain an actual gain value; s4, compensation coefficient numerical value supplementation is carried out on the actual gain values which do not reach the distribution gain values; and S5, marking the abnormal link section reaching the distribution gain value as a correction link section, and reapplying the correction link section to the original link to generate channel correction data. According to the method, the antenna gain and the beam forming are optimized by monitoring in real time and using the MVDR method, so that the system can dynamically adjust the beam direction among a plurality of link sections, and the method has the advantages of reducing beam forming offset and being capable of correcting the system in real time.

A carrier system holds and facilitates access to implements usable with any one of a variety of tools. The carrier system includes a universal holder and a plurality of distinctive tool-attaching adapters. The universal holder defines implement-receiving openings, each of which is configured to receive a corresponding one of the implements therein. Each of the tools defines a distinctive carrier-receiving portion. Each of the tool-attaching adapters is engageable with and complementally corresponds to a respective one of the carrier-receiving portions. The universal holder is individually securable to the tool-attaching adapters. The universal holder is mountable to each the tools upon engagement of a selected one of the tool-attaching adapters with the respective one of the carrier-receiving portions, attachment of the selected one of the tool-attaching adapters to the respective one of the carrier-receiving portions, and securement of the universal holder to the selected one of the tool-attaching adapters.

To lighten the burden of assortment work even when storage locations of multiple articles corresponding to an order range over a plurality of areas.SOLUTION: When multiple articles corresponding to a first order are arranged in two or more storage areas, a control device is configured to: select a first storage area where some of the articles corresponding to the first order are arranged; control material handling facilities in the first storage area so as to ship some articles from the first storage area; specify a carrying destination WS as a work station where some articles are shipped; and control a first carrier device mounted with a first order container corresponding to the first order to move to a stop area corresponding to the carrying destination WS. After some articles are put in the first order container, the control device controls the first carrier device to move to the stop area corresponding to a second storage area where other articles corresponding to the first order are arranged.SELECTED DRAWING: Figure 1

The invention discloses an embedded aerial photography multi-target tracking system, and belongs to the technical field of image processing. The aerial photography multi-target tracking system comprises a remote end system and a ground end system. The remote end system is composed of an image acquisition and preprocessing module, a target detection module and a target tracking module. The image acquisition and preprocessing module acquires aerial image data by calling a camera and performs preprocessing operation on the data to enable the data to accord with the input format of the target detection module. And then, outputting coordinates of a detection target in the picture through a lightweight target detection module. And inputting the detected target coordinates into a target tracking module, tracking the target through the target tracking module, and distributing a unique ID number. The remote end pushes a video stream to the ground end through an RTSP protocol, the ground end analyzes and displays the video stream, and the ground end can also control parameters of the image acquisition and preprocessing module, the target detection module and the target tracking module of the remote end and transmit the parameters to the remote end through a TCP protocol. The method can be deployed in an unmanned aerial vehicle airborne system, and compared with a traditional target tracking algorithm, the method has lower performance consumption and higher detection performance in a target tracking task.

An automated carrier system is disclosed for moving objects to be processed. The automated carrier system includes a base structure of a carrier on which an object may be supported, and at least two wheels mounted to at least two motors to provide at least two wheel assemblies, the at least two wheel assemblies being pivotally supported on the base structure for pivoting movement from a first position to a second position to effect a change in direction of movement of the carrier.

The embodiment of the invention relates to the technical field of warehouse management, and discloses a warehouse management method, device and system, and the method comprises the steps: determining a target sorting task list from an obtained material sorting plan; according to the target sorting task list, determining a no-load warehouse-out task and a sorting warehouse-out task, and issuing the tasks to a carrying vehicle system, so that the carrying vehicle system dispatches a carrying robot to transport a target carrier to a first target area, and distributes a target tray group to a second target area; the target sorting task list is issued to a sorting system in an idle state, so that the sorting system carries out sorting until the sorting task list is completed and a task completion signal is generated; and in response to the task completion signal, a target carrier warehousing signal is generated, so that the carrier system carries the target carrier back to a warehouse. According to the warehouse management method disclosed by the invention, the problem that the working efficiency is influenced by frequent interaction is solved, and the effects of reducing the waiting time of the sorting robot, reducing the number of interaction times between systems and improving the working efficiency are achieved.

Systems, apparatus, processes, and computer-readable media for wireless communication are disclosed. For example, an example of a process includes receiving a trigger signal in a first frequency carrier. The trigger signal includes control information indicating one of aperiodic sense signal reception or aperiodic sense signal transmission in the second frequency carrier. The process also includes performing one of aperiodic sense signal reception or aperiodic sense signal transmission in the second frequency carrier based on the control information.

The invention discloses an intelligent reflector assisted user arrival angle estimation method in a multi-carrier ISAC system. In the method, a plurality of users send pilot signals, and each IRS reflects the user signals to a remote radio access unit (RRH). The RRH uploads the received signal to a centralized baseband processing unit pool (BBU) through a forward link; the BBU performs joint processing on the received signals on the plurality of RRHs, and the observation dimension is increased by constructing the frequency domain snapshot observation matrix of the pilot signals on the plurality of subcarriers, so that the estimation precision of the arrival angle from the user to the IRS path is improved. According to the method, frequency domain snapshot information brought by pilot frequency subcarriers is fully utilized, and the angle estimation resolution and robustness are improved. By adopting the scheme of the invention, high-precision user positioning can be realized in a complex environment.

Systems, methods, and apparatuses for PDCCH skipping without channel assignments and on multiple component carriers are provided. An apparatus is configured to receive a configuration for DRX and to receive DCI within a DRX active time. The DCI indicates for the UE to skip PDCCH monitoring for a duration of time within the DRX active time and without a resource assignment for downlink or uplink. The UE is configured to skip monitoring for a PDCCH during the duration of time. Another apparatus is configured to receive a configuration indicating to apply PDCCH skipping to a component carriers(s) and to receive DCI in a component carrier indicating for the UE to skip PDCCH monitoring for a duration of time. The other apparatus is configured to skip monitoring for a PDCCH during the duration of time in the one or more component carriers based on the configuration.

The invention provides a laser radar system and a carrier system, the laser radar system comprises a transmitting module, a scanning module and a receiving module, the transmitting module is used for transmitting probe light, the probe light is reflected by a to-be-detected target to form echo light, the receiving module is used for receiving the echo light, and the scanning module comprises a rotating mirror and a galvanometer. The rotating mirror and the galvanometer are both used for guiding the detection light and the echo light, the rotating mirror is used for scanning in a first direction of the laser radar system, the galvanometer is used for scanning in a second direction different from the first direction of the laser radar system, and the galvanometer and the rotating mirror are at least partially located in the same plane, so that the occupied space of the galvanometer and the rotating mirror is reduced; therefore, the occupied space of the laser radar system is reduced, and the laser radar system gives consideration to structural size and performance.

The utility model discloses an air track structure and an air carrier system, and the air track structure comprises a first track body and a second track body which are parallel, have the same height and are arranged at intervals, a protective cover with a U-shaped cross section is arranged between the first track body and the second track body, is connected to the two sides of the first track body and the second track body, and covers the upper parts of the first track body and the second track body; and the protective cover, the first track body and the second track body enclose to form a running channel in which a walking mechanism of the aerial carrier moves. The protective cover is used for protecting the space above the first track body and the second track body in a wrapping manner, so that accumulated dust on the first track body and the second track body cannot be blown off by air blown out by the fan filter unit, and adverse effects caused by the fact that the dust is scattered to a process area are effectively avoided; and the cleanliness of the clean room can be improved.

The present invention provides a method for low-complex estimation of Direction of Arrival (DoA) and Time of Arrival (ToA) in multi-antenna-based communication comprising detecting overlapped paths between a Mobile Station (MS) and a Base Station (BS) operating under said multi-antenna-based communication with scatters present therein involving channel paths represented as Channel Impulse Response (CIR) defined with channel signatures including delay and angle steering vectors, decoupling the channel paths in delay and angle-domain and separately estimate the DoA and ToA of each path with a low computational complexity which is based on one-dimensional low-index based rotation methodology and finally pairing the DoA and the ToA.

The invention provides a photoelectric tracking control method based on inertial information assistance. The photoelectric tracking control method comprises the following steps: S1, obtaining a projection vector of a target in a target surface system and a projection vector of the target in a target geographical system; s2, performing time synchronization on the miss distance and the measured angle by taking inertial navigation as a reference, and predicting a projection vector under a geographical system to obtain an elevation angle and an azimuth angle of a carrier system at the current moment; s3, performing time alignment of the measurement data and space alignment of the coordinate system and the measurement data, and correcting the angle measurement data; s4, carrying out updating frequency improvement and prediction on the target vector position by using carrier operation information measured by the inertial measurement unit, providing target indication data to form control parameters and guide information, controlling the detection head to turn to the target position according to the guide information, and after guiding to turn in place, returning to the target position. A given target is guided, captured and tracked, miss distance and a tracking state are returned in real time, a position closed loop of target tracking can be realized, and the tracking performance and stability of a system are improved.

Provided in the embodiments of the present disclosure are a carrier phase tracking method and device for an orthogonal frequency division multiplexing (OFDM) multi-carrier system. The method includes: performing frequency domain tracking on a received current OFDM symbol and determining a phase of each subcarrier; analyzing a phase curve of all subcarriers and determining an inter-symbol phase average offset, and the inter-symbol phase average offset is used to characterize an estimated value of a difference obtained by subtracting a second value from a first value, the first value is a carrier phase value of the current OFDM symbol, and the second value is an estimated value of a carrier phase of a previous OFDM symbol; and performing time domain tracking by using the inter-symbol phase average offset as an input phase and determining an estimated value of a carrier phase of the current OFDM symbol.

The invention discloses a time-frequency domain joint channel equalization method for a single-carrier NOMA (Non-Orthogonal Multiple Access) system, and solves the problems that a single carrier is poor in frequency selective fading resistance and is not matched with NOMA power multiplexing signals in the prior art. The method comprises the following steps of: at a receiving end of a single-carrier NOMA system, converting a received signal of each frame into a frequency domain by using FFT (Fast Fourier Transform), and carrying out data separation to obtain a section of unique word sequence and an effective data sequence; estimating channel state information in a frequency domain by utilizing prior information and a section of unique word sequence to obtain a channel estimation result corresponding to each symbol, and performing minimum mean square error frequency domain equalization on a section of effective data sequence according to the result to obtain a corresponding frequency domain signal; performing fine adjustment on the corresponding frequency domain signal in the time domain by using a time domain soft decision equalization algorithm of the power distribution factor to obtain an equalized time domain signal; according to the method, more accurate channel compensation is realized, and the decoding performance and the anti-interference capability of the system are improved.

A carrier system is disclosed for use in an object processing system. The carrier system includes a carrier body including a plurality of containment areas for respectively receiving a plurality of objects at a loading station, a motion actuator for moving the carrier body from the loading station to a distribution area, and an ejection actuation system for actuating the carrier body to deposit each of the plurality of objects into different destination locations.

A user equipment (UE) of re-organizing a timing advance group (TAG) is provided. The UE includes: a receiving unit for receiving, from a serving base station, secondary serving cell (SCell) configuration information which includes a first field and a second field, the first field including an ScellIndex of an SCell to indicate a removal of the SCell, the second field including at least one of the ScellIndex to indicate an addition of the SCell and a TAG ID indicating a TAG of the SCell, and a radio resource control (RRC) processing unit for performing the addition of the SCell after performing the removal of the SCell from one or more SCells configured in the UE, and for reorganizing the TAG by including the SCell in the TAG.

The invention provides an unmanned aerial vehicle dual-mode measurement and control system and method based on a high-throughput satellite, and relates to the technical field of unmanned aerial vehicle communication, and the system comprises an unmanned aerial vehicle platform, the high-throughput satellite, a ground gateway station of the high-throughput satellite, and a ground control station of the unmanned aerial vehicle platform. According to the system, a high-throughput satellite is adopted to solve the bandwidth requirement problem when a large number of unmanned aerial vehicles communicate at the same time, a ground gateway station of the high-throughput satellite is configured with a TDMA service carrier, a TDMA network control carrier, a CDMA service carrier and a CDMA network control carrier, forward remote control instructions are sent through a CDMA service channel in the system, and the bandwidth requirement of the unmanned aerial vehicles is met. According to the technical scheme of the invention, the TDMA service channel is used for returning the reverse measurement and control data, namely, a CDMA / TDMA dual-mode measurement and control method is adopted, so that the anti-interference performance of a high-throughput satellite forward link is improved, the technical problem that the communication of the unmanned aerial vehicle is easy to interrupt is avoided, and the reliability of the satellite communication system of the unmanned aerial vehicle is improved.

The present invention relates to a head wearable carrier system (10) configured to have a beamformed speaker system (16), where the carrier system (10) is configured to: position the beamformed speaker system (16, 16a, 16b) in use near a side of at least one ear (14), where the beamformed speaker system (16, 16a, 16b) is positioned near a side of the at least one ear (14), and where the beamformed speaker system (16, 16a, 16b) is positioned near the side of the at least one ear (14), where the beamformed speaker system (16, 16a, 16b) is positioned near the side of the at least one ear (14). The beamformed audio signal (15) is directed towards an ear channel opening (18) of the at least one ear (14).

The invention relates to the technical field of forklift loading and unloading equipment, in particular to a fork arm carrier system capable of forking goods bidirectionally. The hanging frame is arranged on the fork arm carrier in a lateral sliding manner; the sliding frame is arranged on the hanging frame in a front-back sliding manner; and the pallet fork is arranged on the sliding frame. The pallet fork is arranged at the bottom of the sliding frame in a lateral sliding mode. The driving mechanism drives the pallet fork to transversely move and slide in two directions relative to the sliding frame so as to adjust the extending position of the pallet fork relative to the sliding frame, and loading areas in different directions are formed; the fixing device is used for pressing the pallet fork after the pallet fork moves in place to prevent displacement; the sliding direction of the hanging frame is parallel to the pallet fork, and the hanging frame moves to control advancing and retreating of the pallet fork loading area. The scheme has the effects of improving the narrow channel operation efficiency and optimizing the storage space utilization rate.

Systems, methods, and apparatuses for performing a beam recovery procedure using a second CC are disclosed. A UE may perform a beam recovery procedure using two component carriers (CCs): for example, CC1 may be a beam formed millimeter wave (MMW) carrier having a beam recovery procedure and CC2 may be an assisting carrier such as a sub-6 GHz carrier. In a first example, a UE may trigger beam recovery for CC1 (on CC2), generate a beam measurement report, and transmit the beam report on resources allocated for uplink transmission on CC2. In a second example, a new scheduling request (SR) may be defined on CC1 for CC2 beam recovery. In a third example, RACH resources or procedures on CC2 may be used to perform the beam recovery for CC1.

The invention discloses a small sample modulation recognition method based on a diffusion model and an attention mechanism, belongs to the field of modulation carrier systems, solves the problem of low modulation recognition rate under the condition of small samples, and comprises the following steps: inputting original data into DDIM for gradual noise adding training, and gradually denoising by adopting a reverse denoising process to generate recovery data; based on logarithm probability gradient adjustment of a classifier, generating a track to obtain synthetic data and a trained DDIM; the original data, the recovery data and the synthetic data are input into FATT and mapped to a frequency domain through a Fourier basis function, periodic and non-periodic features are explicitly captured, and comprehensive features are extracted; splitting the comprehensive feature into a frequency feature and a nonlinear feature through an attention layer, splicing the weighted frequency feature and the nonlinear feature, and splicing the frequency feature and the nonlinear feature with the output of the residual convolution block again to obtain a prediction modulation type vector; a modulation type prediction result is visually displayed through the confusion matrix, and a trained FATT is obtained; according to the invention, the modulation identification accuracy is improved.

The underground pipeline dead reckoning method and computer equipment based on start and end point correction and forward and reverse information reuse belongs to the field of pipeline inertial positioning instrument surveying and positioning technology, and solves the problems of low short-distance measurement accuracy and large amount of calculation for underground pipeline positioning. The method of the present invention includes: binding the start and end point coordinates, and completing the initial alignment of the pipeline inertial positioning instrument, obtaining the MIMU gyroscope data in real time and substituting it into the quaternion differential square, using the fourth-order Runge-Kutta method to solve and obtain the real-time attitude quaternion; then, the mileage information output by the odometer measurement under the carrier system is converted into the speed information in the navigation coordinate system through the attitude quaternion and the trajectory position information is obtained by integral iteration, and then the position information of the forward and reverse dead reckoning is corrected respectively by constructing a correction matrix, and finally the corrected forward and reverse trajectories are merged and averaged. The present invention is suitable for high-precision surveying and positioning of underground pipelines.

The present invention belongs to the field of gene therapy in the medical category, and particularly relates to use in restoring, by using overexpression of a normal gene, hearing of a patient with hereditary hearing loss caused by gene mutation or deficiency. The present invention relates to a dual-carrier system for expressing an OTOF protein. The dual-carrier system comprises two nucleotide sequences: a first nucleotide sequence comprising two ITR sequences and a gene expression cassette inserted between the ITR sequences; and a second nucleotide sequence comprising two ITR sequences and a gene expression cassette inserted between the ITR sequences. Meanwhile, provided is an adeno-associated virus packaged in the above carrier. The above carrier and virus can restore binaural hearing by means of uniaural administration in the field of large-gene dual-carrier delivery in deafness gene therapy.

Systems and methods are described, and one system includes a three-dimensional (3D) geometric tracker connected to a multiband (MB) inverse synthetic aperture array radar (ISAR), and a classification / alarm logic. The MB ISAR includes spatially distributed radar transmitters (TXs) and receivers (RXs), a TX / RX allocation logic, and a tomographic (TM) image logic. The TX / RX allocation logic is configured to receive 3D tracking data from the 3D geometric tracker, indicating subject 3D position and 3D orientation and, in response, dynamically allocate TXs and RXs to maintain MB illumination of and maintain MB reception of multiple scatter angles from subjects. The TM image processor is configured to construct TM images from the scatter angles, using 3D tracking data, for input to the classification and alarm logic. Optionally, the TX / RX resource allocation logic is configured to receive situation feedback data, for feedback adjusting of allocation of TXs and RXs.

An automated carrier system is disclosed for moving objects to be processed. The automated carrier system includes a base structure of a carrier on which an object may be supported, and at least two wheels mounted to at least two motors to provide at least two wheel assemblies, the at least two wheel assemblies being pivotally supported on the base structure for pivoting movement from a first position to a second position to effect a change in direction of movement of the carrier.