377results about How to "Flexible transmission" patented technology

The invention discloses a method for managing multi-carrier TDD uplink HARQ to solve problem that existing single-carrier system defined process number and process management method can not directly apply to multi-carrier system. The method comprises that terminal assembles data pack according to uplink resource network side allocates, and unitedly selects mixed automatic retransmission HARQ process for each data pack; terminal transmits corresponding data pack on uplink resource each carrier allocates using above selected HARQ process. The invention also provides terminal and network side device for managing multi-carrier TDD uplink HARQ process, thereby accomplishing united management for multi-carrier HARQ process in HSUPA system, promoting system transmission efficiency.

The method comprises: the base station presets the amount of HARQ (hybrid automatic repeat request) processes allowed by high speed downlink packet data sent from each terminal, and sends the high speed downlink packet data for the HARQ processes shared by all carrier waves of all high speed downlink packet data from all terminals; informs the carrier wave ID and HARQ process ID both used by the high speed downlink packet data to each terminal; according to the carrier wave ID and HARQ process ID, the terminal sends the received high speed downlink data to the relevant HARQ process to make process in order to get desired service data.

The present invention discloses a hybrid automatic retransmission method of multi-carrier high-speed uplink grouping access, and comprises the following steps: A, the base station and the terminal respectively build a hybrid automatic retransmission request HARQ entity for each usable carrier of the terminal; the HARQ entity is responsible for managing the HARQ process corresponding to the carrier; B, the network side distributed uplink resources for the terminal; and C, the terminal assembles data packets according to the uplink resources distributed by the network side, determines the used carrier of each data packet, and adopts the HARQ entity corresponding to the carrier to select the HARQ process. The present invention also discloses a system and a terminal, which are used for realizing the hybrid automatic retransmission of the multi-carrier high-speed uplink grouping access. Thus the method leads to more flexible adoption of the HARQ process and more flexible data transmission, and can be used for the transmission of the multi-carrier high-speed uplink grouping data.

The omnibearing full automatic binding machine consists of a frame, a casing, a bench, a paper holding mechanism, a hole drilling mechanism, a tube setting mechanism, a tube cutting mechanism, a rotary tube feeding mechanism, a pressing and riveting mechanism and a control circuit device mainly. It has also bearer fixed behind the bench, two guide shafts on the bearer, punching motor, shifting motor, walking motor, upper pressing spring, lower pressing spring and other parts. It has small size, light weight, smooth driving, accurate position and other advantages and may be used widely in binding various kinds of files.

The invention relates to a multilayer ceramic substrate integrated waveguide filter comprising a third metal layer, a second dielectric substrate, a second metal layer, a first dielectric substrate and a first metal layer which are sequentially stacked from the bottom up, wherein a metalized through-hole array runs through the first metal layer, the first dielectric substrate and the second metal layer and then forms a first input / output end and a second input / output end at the openings of two ends of the first dielectric substrate; the first input / output end is connected with a zonal first coplanar waveguide input / output structure; the second input / output end is connected with a zonal second coplanar waveguide input / output structure; and the common cavity wall of the first and second input / output end is provided with a first inductive coupling window introduction source load couple. The multilayer ceramic substrate integrated waveguide filter has the advantage and beneficial effect of being particularly suitable for system miniaturization and integrated application.

A system operable to communicate time-division multiplexed information and asynchronous transfer mode cells includes a primary rate switching fabric operable to receive a first plurality of transport signals and to switch the first plurality of transport signals at a first level, a sub-rate switching fabric operable to receive a second plurality of transport signals carrying time-division multiplexed information and to switch the second plurality of transport signals at second level that is a more granular level than the first level, and an asynchronous transfer mode switching fabric operable to receive a third plurality of transport signals carrying asynchronous transfer mode cells, and to switch asynchronous transfer mode cells among the third plurality of transport signals carrying asynchronous transfer mode cells.

The invention discloses a method for sending, receiving and transmitting data packets and a device therefor. In the transmission method, a GTP-U data packet is divided into multiple packet fragments; attribute information of each data packet fragment is added to the data packet fragment; one or more data packet fragments with attribute information added are sent each time; multiple data packet fragments are received to respectively obtain the attribute information carried by each data packet fragment; the received data packet fragments belonging to the same GTP-U data packet are combined to obtain the data packet according to the attribute information of each data packet fragment. According to the technical proposal of the invention, size of the GTP-U data packet can be flexibly controlled, data packet (data payload) capacity of data packets the sending of which is supported by the GTP-U can be expanded.

The invention provides a generating method and a receiving method of leading symbols, and a generating device and a receiving device of the leading symbols. Since a time domain symbol has a first kind of three-segment structure, or a second kind of three-segment structure, or the free combination of a plurality of the first kind of three-segment structures and a plurality of the second kind of three-segment structures which are arranged in a random order, so that coherent detection is realized, the problem of decreasing noncoherent detection performance is solved. In addition, a predetermined sequence generation rule of a frequency domain main sequence comprises: giving different root values to predetermined sequences; and / or giving the same root value to the predetermined sequences, and carrying out circulating shifting on the generated sequences. The obtained frequency domain main sequence is utilized to transmit signaling needed by the system, and the transmission efficiency is improved.

The invention discloses a method for transmitting reference signals. The method comprises the following steps of: configuring at least two reference signals for demodulating the data transmitted by a down link, wherein the two reference signals include a first reference signal and a second reference signal; when the down link transmits data, transmitting the first reference signal and / or the second reference signal. The invention also discloses a transmission system of reference signals. The problem of balancing the reference signal transmission under different communication scenes is solved, the method and the system provided by the invention are not only compatible, namely being compatible to the conventional LTE (Long Term Evolution) / LTE-A (Advanced Long-Term Evolution) Release-10 system, but also can be suitable for more communication scenes, such as a communication scene in high-speed movement state, the transmission of the reference signals becomes more flexible, and the optimality of the communication performances under different scenes is guaranteed.

The invention relates to an intelligent video information distribution and coding method. The method is implemented by the following steps that: an area three-dimensional space unique ID is complied for a front multipath camera video and an area unified TS is compiled for video frame data according to an area system time reference; coding is carried out on obtained any path of video information frame according to information of the area three-dimensional space unique ID and the area unified TS, so that coding frame data volumes are formed; and intelligent distribution and fusion are carried out on all the coding frame data volumes according to a demand of a client and a network bandwidth situation so as to obtain a synthesized serialized video data volume; and a network transmission protocol is employed to carry out serial flow transmission on the synthesized video data volume.

The present invention discloses a relay communication system supporting multiple hops and an access method of a relay communication system supporting multiple hops. The access method comprises: a second node residing in a first node and setting up an air interface connection with the first node; the second node setting up a connection with a core network through the first node; the first node forwarding, as a gateway, data between the second node and the core network, while acting as a core network gateway which serves the second node; and while acting as the core network gateway, setting up a connection with the second node under control of a Mobility Management Entity (MME) and allocating addresses; and the first node applying for creating channels and applying for addresses to a network element of the core network which serves the first node.

The invention discloses a Web application based terminal audio video data communication method and device. The method comprises steps of receiving connecting request information forwarded by a Web RTC server, wherein the connecting request information carries identity information of a first HTML5 application, and the first HTML5 application is a Web application in a first terminal; determining, according to the identity information of the first HTML5 application, whether to accept the connecting request forwarded by the Web RTC server, if yes, establishing a Web RTC data connection channel between a second HTML5 application and the first HTML5 application, wherein the second HTML5 application is a Web application in a television; and receiving, through the established Web RTC data connection channel, video audio data information sent from the first HTML5 application and displaying the audio video data information. In existing intelligent devices, video and audio stream information cannot be conveniently sent to other terminals of the network side at any time any place, and users cannot watch real-time video on a large screen or perform audio video communication. The method solves above problems in the prior art.

The invention provides a tridrive spherical robot. The tridrive spherical robot comprises that: two transmission shafts are symmetrically arranged in a spherical shell through a sphere center; one end of each transmission shaft is fixedly connected with the inner wall of the spherical shell; a frame in a differential transmission mechanism is rotationally and fixedly arranged on a shaft end part adjacent to the two transmission shafts; two bevel gears are rotationally and fixedly arranged on the transmission shafts respectively and are connected with a motor respectively through the transmission mechanism; a counter weight connecting shaft is arranged on a frame body and is vertical to the two transmission shafts through the sphere center; a bevel gear is integrally and fixedly arranged on the counter weight connecting shaft, is positioned between the two bevel gears and is meshed with the two bevel gears; two oscillating bars are integrally and fixedly connected with and sleeved on the counter weight connecting shaft respectively; the oscillating bars are connected with counter weights; and the sleeved oscillating bar is connected with a counter weight motor through the transmission mechanism. The tridrive spherical robot adopts the differential transmission mechanism, so that the structure of the tridrive spherical robot is greatly simplified, the transmission mechanism is more compact, and transmission is performed flexibly and reliably.

The present invention provides a method and device for carrying out feedback and reception of channel state information (CSI). The method for carrying out feedback of CSI by UE comprises a step of determining at least one CSI feedback configuration group configured by a base station according to the instruction of the base station, wherein each CSI feedback configuration group comprises at least one CSI feedback configuration, a step of reporting the CSI obtained based on a first CSI feedback configuration to the base station through a PUCCH or PUSCH when the need of CSI reporting is determined, wherein the CSI feedback configuration is determined by the UE from a corresponding CSI feedback configuration group according to the position information of a recently reported CSI feedback configuration or the position information of the CSI feedback configuration indicated by the base station. The independent reporting of the position information and the corresponding CSI is supported, thus the detection performance of the information is improved, the acquisition of the corresponding CSI of specified CSI feedback configuration by the base station is also supported, and the flexible downlink scheduling and transmission are carried out.

The method comprises: the base station determines the carrier wave capable that can be currently used by the scheduled terminal and the high speed downlink packet needing to be transmitted with each carrier wave; allocating the independent HARQ (hybrid automatic repeat request) process for each carrier wave, and determining the ID of the carrier wave and the ID of the allocated HARQ process; on the allocated HARQ process, transmitting the high speed downlink data to its corresponding carrier wave; sending the notice about the ID of carrier wave and the ID of HARQ process to the terminal; according to the obtained IDs, the terminal sends the received high speed downlink packet data to its corresponding HARQ to process in order to get desired service data.

The invention discloses a distance measurement-communication integrated inter-satellite link wireless signal structure, wherein the signal structure is divided into three time frames of leading, signal and guard band in a measurement communication time slot; the leading time frame is a BPSK (Binary Phase Shift Keying) modulation mode and only a ranging channel exits in the leading time frame; the signal time frame is a UQPSK modulation mode and the ranging channel and a communication channel are included in the signal time frame, the ranging channel and the communication channel are used for carrying out short code spectrum spreading with orthogonal spreading codes, and the channel power of the ranging channel and that of the communication channel are proportioned according to link budget; the guard band time frame is not smaller than the maximum distance transmission time delay between all satellite nodes. The distance measurement-communication integrated inter-satellite link wireless signal structure is capable of completing precision ranging and communication by establishing a two-way link at the satellite receiving and transmitting ends, and the ranging channel can be used simultaneously as a synchronization and control channel of the communication channel.

The invention provides a data transmission method, access network equipment, a terminal and a communication system. The data transmission method comprises the following steps: first access network equipment establishes a first data radio bearer (DRB) and a second DRB; the first access network equipment receives forwarded data packets from second access network equipment; the first access network equipment maps data packets not containing flow identifiers in the forwarded data packets to the first DRB, wherein the first DRB corresponds to a DRB of the second access network equipment; and the first access network equipment maps data packets containing flow identifiers in the forwarded data packets to the second DRB according to a second mapping relation, wherein the second mapping relation is the mapping relation between flows and the DRBs in the first access network equipment. Accordingly, the problem of data packet loss or repeat packet sending caused by the fact that each access network is independently configured with a mapping relation between the flows and the DRBs in a handover or dual connection scene is avoided, and the terminal service continuity and the communication quality are improved.

The invention discloses an information system relating to the index, searches, storage and control displaying of the related data. The invention index system at least comprises two data blocks with relating relationship, each data block consists of position information blocks and content information blocks, the content information blocks are the other data besides the position information blocks in the data blocks, the position information blocks record the position information of the other data blocks related to the data blocks and generate index data according to the prescribed steps; the index method is that: the method generates data block aggregation according to the information input by the users, uses the method of generating key words by corresponding index system to generate index words, and then proceeds index to the index words and displays the result. The invention proceeds the displaying control based on the data blocks and the geometrical relationships in the existing displaying district. The invention is utilized to directly index the relating information in the related data, so as to conveniently realize the concurrent processing of multi-users and commonly share the information which is managed.

The invention relates to the technical field of monitoring camera devices, and further discloses a camera device based on an anti-theft monitoring alarm system. The camera device solves the problems that an existing camera device pan-tilt is not flexible in transmission, the dust is easy to adhere to a camera lens, the manual cleaning is inconvenient, and when the faults occur or the camera deviceneeds to be maintained, the camera device is not convenient to disassemble and assemble. The camera device comprises a pan-tilt mechanism, and a camera body is installed at the upper end of the pan-tilt mechanism. Through the arrangement of the pan-tilt mechanism, the angle of the camera body can be transversely adjusted and vertically adjusted, the structure is simple, the transmission is flexible, and the monitoring direction of the camera body can be flexibly adjusted; through the arrangement of a dust removal mechanism, at the same time, by matching with a water pumpe, a water source is conveyed to a water spraying cavity, and the water is sprayed to a lens from the water spraying opening, so that the lens is cleaned up, the shooting effect is guaranteed, and the cleaning is convenient; the device is assembled in a screw connection manner, so that the device is convenient to disassemble and assemble, the maintenance or the fault component replacement of the device can be completedquickly, and the maintenance cost is lower.

The invention provides a high-availability cloud system and achievement method based on information. The system comprises an information center client side, an information center service side and registration centers. The information center client side is used for producing and consuming information. The information center service side is used for delivering, storing and managing the information and comprises an information center high-availability cloud which can be linearly expanded, wherein the information center high-availability cloud is composed of a plurality of information center service groups, and each information center service group is composed of a plurality of information center agency machines. The registration centers are used for downloading information routing information to the information center client side in a caching mode, storing the information routing information in a data file in a persistent mode and managing the connection information of the information center service side. The registration centers are connected to form a registration center cluster which can be linearly expanded. By means of the high-availability cloud mode, the linear expansion of the information center and the registration centers is achieved, and the information transmission is made more flexible.

The invention discloses a method and device for indicating uplink data transmission. The method provided by the invention comprises the following steps: a base station determines a backhaul link uplink subframe which needs a trunk node to transmit uplink data; and the base station transmits uplink data transmission indication information, which is used for indicating that the trunk node transmits uplink data in the backhaul link uplink subframe, in the backhaul link downlink subframe. The method and device can be used for dynamically indicating the position of a trunk node transmission relay-physical uplink sharing channel; and when the configuration of the backhaul link subframe is changed, the fixed timing relationship can not adapt to the new subframe timing, but the technical scheme provided by the invention can normally and flexibly indicating the uplink transmission.

The invention relates to the technical field of devices for transmitting information while drilling of petroleum and natural gas drilling engineering, in particular to an information while drilling sound wave transmission relay transmitting device. The information while drilling sound wave transmission relay transmitting device comprises a transducer connector, a sound wave receiving connector, a sound wave receiving sensor, an instrument cabin body, an instrument cabin sealing assembly, an underground power module, an underground circuit module and a sound wave transducer assembly. The sound wave receiving connector is fixedly installed at the lower portion of the transducer connector. The information while drilling sound wave transmission relay transmitting device is reasonable and compact in structure and convenient to use, receives a sound wave signal transmitted by a lower-portion drill column through the sound wave receiving sensor, converts the sound wave signal into an electrical signal and transmits the electrical signal to the underground circuit module, and the electrical signal is disposed by the underground circuit module and then transmitted to the sound wave transducer assembly. The information while drilling sound wave transmission relay transmitting device can greatly increase an effective transmission distance of the sound wave signal, accordingly reduces drilling risk, improves the well drilling benefit and has the advantages of being good in overall strength, flexible in use, good in adaptability and accurate and quick in transmission.

Disclosed is a method for reporting channel state information(CSI), first, an instruction instructing a UE to report the CSI are acquired by the UE from a PDCCH scheduling the PDSCH; then, the UE measures the reference signal to give CSI; finally, the UE reports CSI on the PUCCH or the PUSCH transmitting the HARQ-ACK feedback information of the PDSCH. The present application also discloses a device. With the technical solution disclosed in the present application, the flexibility of CSI transmission can be enhanced.

The disclosed signaling message transmitting and receiving method for mobile digital multimedia broadcast physical layer comprises: adding message source coding mode information into the signaling message, modulating and sending the signaling message; demodulating the signaling message to obtain the coding mode information. Wherein, it can use single carrier wave, data sub-carrier and pilot frequency in OFDM system. This invention reduces decoding complexity.

A transmission line is made from FFC and has an elongated support base with opposing top and bottom sides. The support base has a plurality of conductive traces arranged on both of its side with the traces on one of the support base sides being arranged in pairs of signal traces, and specifically pairs of differential signal traces. The traces which are arranged on the other side of the support base include ground traces, each of which preferably has a width that is greater than the combined width of two signal traces that make up a signal pair. Each of the ground traces are aligned with a pair of signal traces.

The invention discloses a day-ahead optimal dispatching method of an AC / DC hybrid system containing a power electronic transformer. The method comprises the following steps: introducing the power electronic transformer into the AC / DC hybrid system to establish an objective function of day-ahead optimal dispatching; The steady-state model of power electronic transformer, the constraint conditions of micro gas turbine model, the constraint conditions of energy storage battery model, the power balance constraint conditions of AC system and DC system are established. Based on the above steady-state model, objective function and constraint conditions, the distributed energy consumption and economic optimization of AC / DC hybrid system are realized. The method controls the power transmission between the AC network and the DC network through the power regulating function of the power electronic transformer, and can effectively realize the full consumption of the distributed generation. In addition, the reasonable application of the distributed generation reduces the operation cost of the power system and realizes the economic operation of the AC / DC hybrid system.

The invention provides a method for protocol stack architecture and information interaction of a mobile communication system. The architecture consists essentially of a CCM (Common Control Management) layer, which is disposed on the uppermost layer of the protocol stack and used for implementing a plurality of common controls related to RAT (Radio Access Technology); generating a decision result according to the types of received general event type or of the information and sending the result to a lower layer; and an abstract layer which is used for shielding the difference between various RATs of the lower layer, transforming various types of required RAT information into a general event type or an information type for reporting to an upper layer, and sending the received decision result to the lower layer corresponding to various RATs. The invention solves the problem that the architecture of the protocol stack is not definite in an environment where a plurality of access technologies coexist.

The invention provides a portable wired / wireless high-performance display adaptor and an adaptation method thereof. The adaptor comprises a signal forwarding device and a signal receiving and processing device, and is characterized in that the signal forwarding device comprises a circuit module of a host side UWB transceiver, a signal type discrimination module, a USB signal detecting module and a USB signal converting module; and the signal receiving and processing device comprises a circuit module of a mobile side UWB transceiver, a host signal restore module, an image signal detecting module, a power supply module and an initialization module. The adaptor has a flexible transmission mode, can perform wired or wireless transmission, and also can be used as an external discrete graphics for a host. The adaptation method realizes the initialization of the adaptor through the initialization module when the host starts, and is characterized by comprising an adapting process when the inside of the computer host is not provided with a display adaptor. The adaptor has the flexible transmission mode, and is suitable for portable and high performance image adaptive display and high performance multi-screen mirror image or extension.

This invention discloses a multi-mode radio data collection and an intelligent combination system, which applies the blue tooth communication, IEEE802.11b and nRF2401 radio communication technology to collect and transmit radio data and the three kinds of radio communication technologies have the adaptive hop property to increase the ability of anti-interference, besides, the system can combine data from different sensors intelligently and accurately by applying the data combination algorithm based on NN integration and clustering analysis.