67results about How to "Guaranteed data transmission efficiency" patented technology

The present invention relates to systems and methods for efficient bit rate alteration of a bitstream to match an available channel capacity. The efficient bit rate alteration includes selective re-quantization of the compressed bitstream. Selective re-quantization according to the present invention applies multiple re-quantization schemes to different portions of a bitstream. In one embodiment, the multiple re-quantization schemes each have a different computational load. By selectively choosing which type of re-quantization is performed on each portion, efficient bandwidth scaling and data transmission may be achieved both when computational capacity is limited and when video data integrity is important.

The invention relates to a USB3.0 (universal serial bus 3.0) based ultrasonic data treatment and transmission device and method. The device is arranged between an ultrasonic probe and an upper computer, and comprises a front-end signal conditioning circuit, an analog-to-digital converter, a field programmable gate array, a mass data memory and a USB3.0 bridge chip. The field programmable gate array is used for controlling the ultrasonic probe to transmit ultrasonic signals, acquiring and processing echo signals subjected to analog-to-digital conversion, temporarily storing the echo signals in the mass data memory, reading the echo signals from the mass data memory and transmitting the echo signals to the USB3.0 bridge chip. The USB3.0 bridge chip is used for receiving the echo signals and transmitting the echo signals to the upper computer. The field programmable gate array is adopted to process the data, so that processing efficiency is extremely high, peripheral devices are decreased, cost is lowered, and speed of data transmission can be increased due to the adoption of the USB3.0 bridge chip.

The invention discloses a stylus, a control method thereof and electronic equipment, and belongs to the field of electronic equipment. The stylus comprises a device body and a touch control part; thetouch control part is arranged at least one end of the device body; a first electrode is arranged at the end, away from the device body, of the touch control part; a second electrode and the third electrode are arranged on the touch control part, and the control circuit is arranged on the device body. The control circuit is electrically connected with the first electrode, the second electrode andthe third electrode respectively. The size of the electrodes can be increased through the second electrodes and the third electrodes, the efficiency of data transmission between the stylus and the touch device is guaranteed, meanwhile, any one of the second electrodes and the third electrodes is used for detecting included angle information, and the included angle between the stylus and the touchdevice can be accurately measured, The touch screen can control the thickness of the handwriting according to different included angles, and therefore the handwriting presented on the touch screen canbe closer to a real writing stroke effect.

The invention relates to a data transmission method under an opportunity network. The method comprises the steps of according to historical interaction data of users, calculating to obtain social relations and activenesses of the users, and selecting a user with comparatively high activeness from familiar users as an agent for data transmission, so that not only is data transmission efficiency guaranteed, but also a comparatively high data transmission success rate is guaranteed. The data transmission method has the advantages and positive effects of effectively improving information transmission efficiency and success rate by selecting the user with comparatively high familiarity and activeness as an agent according to interaction histories of users,. In comparison with an algorithm based on a flooding strategy, the data transmission method is low in consumption, and is capable of effectively saving resource and energy. The method still has a comparatively high efficiency even for an unknown target and can better realize data distribution as well.

The invention discloses a method for investigating deep rillouin by adopting an offshore mobile laboratory system, which greatly improves the operation efficiency and safety. Wherein the offshore mobile laboratory system comprises a mother ship with an analysis laboratory, an unmanned bathyscaph, a manned bathyscaph and a plurality of landers which can be connected with a sampling robot and are provided with acoustic positioning systems; the method specifically comprises the following steps that 1, the unmanned bathyscaph scans and measures a target sea area in a large range so as to screen out a target area; 2, the lander is arranged, and an underwater positioning system is established to serve as a guarantee for underwater positioning of the manned deep submergence vehicle and the unmanned deep submergence vehicle; 3, the unmanned bathyscaph and the manned bathyscaph are distributed, and underwater positioning communication and operation are conducted; 4, the unmanned deep submergence vehicle and the manned deep submergence vehicle float upwards; and 5, the unmanned bathyscaph and the manned bathyscaph are recycled, and the lander floats upwards.

The invention relates to an uplink and downlink transmission method of broadband optical access data, belonging to the technical field of data transmission in broadband optical access network. The method provided in the invention aims at compatibly transmitting 10G EPON and XGPON standard information in uplink and downlink directions by an optical distribution network. In downlink transmission process of the optical access data, physical layer structure of XGPON data is modified so that the XGPON data and 10G EPON data can be transmitted in a generally-used time division multiplexing manner. Thus, the 10G EPON data and the XGPON data can be transmitted compatibly in the downlink direction by the optical distribution network, thereby satisfying a demand for high efficient compatibility. In addition, in the uplink direction, an authorization mechanism is utilized to determine the serial number of an optical network unit which transmits uplink data, the data transmitting time of the authorized optical network unit, and length of the transmitted data, thereby being able to guarantee efficiency of data transmitting and data analyzing in the uplink direction.

The embodiment of the present invention provides a clear channel assessment method, a node, a station and an access point. The clear channel assessment method of the present invention comprises the steps of using the node to determine a clear channel assessment threshold value according to the overlap number of the overlap basic service sets (OBSS); using the node to assess a channel according to the clear channel assessment threshold value. According to the embodiment of the present invention, the data transmission efficiency in a wireless local area network (WLAN) system can be improved, and the throughput of a network is improved.

The invention provides a multi-channel data integration interaction method and device, equipment and a storage medium, and the method comprises the steps: allocating a channel identification and a data transmission interface to a corresponding channel and an entrance according to different user access channels and access interfaces, defining a data transmission protocol, and querying a historicaldata table according to the user identification of a current user; the system server pushing the customer service data request and the historical data table to a seat through a corresponding data transmission interface according to the data transmission protocol; the system processing the returned data information processed by the agent according to the data transmission protocol; sending into a system server, then, according to a data sending channel identifier and a data transmission interface, returning the returned data information to realize integration and interaction of multi-channel orinterface data on a unified platform, so that the service response efficiency of multi-channel data request access and the data integration and interaction quality are remarkably improved, and the labor cost and time cost of data access are reduced.

The invention discloses a low-coupling automatic operation and maintenance system and a low-coupling automatic operation and maintenance method. The method comprises the steps as follows: a user sendsa management request of a platform center unit to a platform API component, and sends the management request to the corresponding function module in a routing manner for executing; the platform API component initiates a deployment command to a container deployment component, and starts a container mirror providing service of the corresponding component; a scene center unit reads operation and maintenance object information, calls a tool and generates a scene via a scene arrangement component; after the scene is registered to a scene library, the triggering condition of the scene is judged according to a scene monitoring function, the execution of the scene is automatically triggered when the condition is reached, a configuration information library is read before the scene is executed andsubmitted to an execution center unit to call the tool to execute tasks defined in the scene; and the execution center unit receives a request of the scene center unit, and interacts with a tool center unit and an operation and maintenance object to complete commanding work. According to the system and method provided by the invention, the component dependence is reduced, the data transmission efficiency and accuracy are ensured, and the coupling degree is reduced.

The embodiment of the invention provides a rate adjustment method, device and system. The rate adjustment method may comprise the following steps: a mobility management network element determines whether a terminal uses access information of NR access, and determines first APN-AMBR information according to the access information, the first APN-AMBR information being used for controlling a data transmission rate. By adopting the embodiment of the invention, the problem that the data transmission rate cannot be adjusted in the prior art is solved, and the data transmission rate can be adaptivelyadjusted.

The invention provides a charging method and a charging system of a wireless rechargeable sensor network, A method includes A charging traversal path is determined and charged according to the remaining lifetime of the wireless chargeable sensor node when the electric quantity of a wireless rechargeable node is less than a electric quality threshold, and the wireless chargeable sensor node is selected to transmit data to a base station or a path of low value in a mobile power supply and data collection vehicle during the charging process. The technical proposal provided by the invention can solve the problem of energy void due to uneven energy in the wireless rechargeable sensor network, can improve the endurance of the wireless rechargeable sensor network, and can ensure the normal operation of the wireless rechargeable sensor.

The invention discloses a data transmission method and data transmission equipment. The method comprises the following steps that: when distance between the data transmission equipment and an opposite end of the data transmission equipment is greater than a distance threshold value, the data transmission equipment acquires the maximum process number of a hybrid automatic repeat request which is employed for data transmission, wherein the maximum process number of the hybrid automatic repeat request is obtained according to the data processing time delay of the data transmission equipment, the data processing time delay of the opposite end of the data transmission equipment and the distance between the data transmission equipment and the opposite end of the data transmission equipment; and the data transmission equipment transmits data to the opposite end of the data transmission equipment according to the maximum process number of the hybrid automatic repeat request. The technical scheme provided by the invention is applicable to a large-coverage scene of which cell radius is more than 100 km, and can effectively ensure data transmission efficiency under the condition of large coverage.

The invention provides a power-saving method. The power-saving method is applied to a Bluetooth device with low power consumption. The Bluetooth device with low power consumption communicates with a slave Bluetooth device. The method comprises the following steps: presetting an energy mode feature, and configuring a connecting parameter for the slave Bluetooth device, wherein the connecting parameter and the energy mode feature have a one-to-one-correspondence relation; judging a communication state with the slave Bluetooth device; matching corresponding energy mode feature according to the communication state; notifying the slave Bluetooth device of the matched energy mode feature, so that the slave Bluetooth device sets the corresponding connecting parameter; receiving feedback information of the slave Bluetooth device; and adjusting the connection state of the slave Bluetooth device according to the feedback information. The invention further provides a Bluetooth device with low power consumption. The Bluetooth device with low power consumption provided by the invention can dynamically adjust the connection state with the slave Bluetooth device to obtain dynamic balance between the power consumption and the data transmission efficiency, thereby saving power on the premise of guaranteeing the data transmission efficiency.

The invention relates to a real-time concurrent control system of a six-degree-of-freedom eyeball type underwater robot. The system includes a control subsystem, an image processing subsystem, a laser communication submodule and a data fusion module. The control subsystem is connected with the laser communication module and the data fusion module and realizes CAN bus high-speed communication with the image processing subsystem through a CAN converter, and the two subsystems concurrently process data, thereby realizing real-time concurrent control of the underwater robot. The real-time concurrent control system of the six-degree-of-freedom eyeball type underwater robot can solve the problem that when the underwater robot works in a severe underwater environment, due to influence of external factors such as torrential water flow and undercurrents, pose information of itself cannot be accurately measured or the underwater robot cannot communicate with the outside world and thus cannot normally pass through, and working is limited.

The present disclosure relates to a method for transmitting or receiving data through a supplementary uplink carrier (SUL carrier) in a wireless communication system, the method comprising the steps of: receiving, from a base station, random access channel configuration (RACH configuration) information in the supplementary uplink carrier through a cell common signal of a downlink component carrier (downlink carrier: DL carrier); measuring a reference signal received power (RSRP) in the downlink component carrier; comparing the measured reference signal received power with a threshold for selection of the supplementary uplink carrier; and when the measured reference signal received power is smaller than the threshold, performing random access in the supplementary uplink carrier, wherein the threshold for the selection of the supplementary uplink carrier is included in the random access channel configuration information.

The invention provides a method and apparatus for adjusting non-dedicated resources, a base station and user equipment. The method comprises the following steps: detecting the non-dedicated resourcescurrently used by the user equipment; when it is detected that the power of at least a part of the non-dedicated resources is less than a first threshold or when the data loaded by the non-dedicated resources cannot be decoded, adjusting the non-dedicated resources; sending indication information to at least a part of user equipment, wherein the indication information is used for indicating an adjustment manner of the non-dedicated resources, so that the at least a part of user equipment determines the adjusted non-dedicated resources according to the adjustment manner, and uses the adjusted non-dedicated resources to perform uplink data transmission. By adoption of the technical scheme provided by the invention, the adjustment of the non-dedicated resources can be achieved, and the data transmission efficiency can be improved.

The invention relates to a distributed magnetic resonance underground water detection device and method. The device comprises an excitation device, a polarization device, an air receiving structure carrying an array type cold coil sensor and a detection coil to which the air receiving structure belongs. A polarization transmitter determines the positions of the polarization transmitter and the airborne receiving structure through a position analysis module and determines whether the polarization transmitter outputs the signals or not. During detection, the polarization device polarizes a watersource to enhance the amplitude of a magnetic resonance signal; after the polarization current is quickly and stably turned off, the excitation device outputs instantaneous local Larmor frequency pulses to excite hydrogen protons in water; after excitation is stopped, the hydrogen protons return to the initial energy level, and an array type cold coil sensor is used for collecting magnetic resonance signals; and finally, the signal is transmitted to a handheld terminal through a wireless module to be displayed and stored. The distributed transmitting structure and the array type cold coil areused for detecting underground water, the advantages of being high in noise immunity, capable of achieving multi-dimensional fine imaging and high in efficiency are achieved, and the underground water exploration range is expanded.

The invention discloses a data transmission method for an opportunistic network. The method comprises the steps that a message takes a node A as a proxy node, and the node A carry out message transmission; property of a node B and the number of copies of the message carried by the node B are judged; priorities of the nodes A and B are calculated and compared; node activity of the node B is calculated; the node B is taken as a new proxy node for transmission of the message M; and the steps are repeated until a transmission process is finished. According to the method, the priorities and activity of the nodes are calculated according to interaction information between users, the nodes are selected as the proxy nodes for data transmission according to priority ranking, and the number of the copies needing to be forwarded is decided according to the activity of the nodes, so a transmission rate of the whole network is improved. According to the method provided by the invention, the stability of the nodes is ensured, the nodes are prevented from being exhausted due to excessive utilization, the data transmission efficiency is ensured, and the routing and transmission cost is reduced.

The invention relates to a multi-person session data transmission method and a multi-person session data transmission system based on a blockchain, and computer equipment. The multi-person session data transmission method comprises the following steps of: receiving a session request by a blockchain node in a blockchain network; generating a data transmission task corresponding to the session request, and broadcasting the data transmission task to the blockchain network, wherein the broadcasted data transmission task is used for indicating the blockchain network to determine an optimal transmission path corresponding to the data transmission task through adopting a consensus algorithm; when session data corresponding to the data transmission task is received, determining a next task participation node according to the optimal transmission path; and transmitting the session data to the next task participation node so as to indicate the next task participation node to continue to transmitthe session data according to the optimal transmission path. By adopting the multi-person session data transmission method, the data security of the multi-person session can be improved.

The invention relates to a circuit and method for realizing PCIE resource automatic allocation and a storage medium. The circuit comprises: a plurality of in-place acquisition units connected to a plurality of hard disk backboard in-place indication circuits; the plurality of in-place acquisition units that are connected with the control unit through a bus, the control unit is connected with the plurality of switching units through a bus, the in-place acquisition units detect in-place information of a hard disk on a hard disk backboard and send the in-place information to the control unit through the bus, and the control unit sends the corresponding in-place information to the corresponding switching units; the switching unit that is electrically connected with the storage unit, the storage unit stores an allocation strategy, and the switching unit selects the allocation strategy according to the in-place information; the upstream port of the switching unit that is electrically connected with the PCIE output port of the CPU, and the downstream port of the switching unit is electrically connected with the hard disk backboard. According to the invention, the PCIE resources of the processor can be automatically allocated to the hard disk backboards in use when the hard disk backboards connected with the processor are absent, and the PCIE resources of the processor are fully utilized to ensure the performance of the processor.

The invention discloses a data transmission method and a data transmission system, and belongs to the technical field of CDN (Content Delivery Network). The method comprises the following steps: an edge node receives a target data collection request sent by a target terminal; the edge node triggers the dispatching center to query a target home node corresponding to the target data; the dispatching center provides communication information for the target terminal or the target household node, wherein the communication information is used for establishing communication connection between the target terminal and the target household node; the target terminal obtains the target data from the target home node based on the communication connection. According to the invention, the service cost of the CDN cluster can be reduced, and the CDN service quality can be improved.

The invention discloses an independent media module and a digital theater system. The independent media module comprises a network module used for receiving and sending audio and video data, a decoding module used for decoding the audio and video data, a storage module used for storing the audio and video data, and a server module used for controlling a display card module, the decoding module, the network module and the storage module, wherein the network module is a double-track connection double-network connection type module; and the storage module is a mutually-redundant network attached storage module. According to the invention, an external server is not required, so that the maintenance cost is reduced; with the built-in network attached storage module, the storage is convenient; and with the double-network connection type module as the network module, both the playing stability and the data transmission efficiency of the digital theater system are ensured.

Disclosed are a method and device for determining channel state information, comprising: a UE acquires indication information, determines a reference point in time on the basis of the indication information acquired, determines a reference resource on the basis of the reference point in time, determines, on the basis of the reference resource, channel state information of a channel corresponding to the first license-free spectrum resource, and transmits to the base station the channel state information determined. As such, with opportune use of the license-free spectrum resource, the UE determines in real-time the reference point in time on the basis of the indication information transmitted by the base station and determines a reference resource used for measuring a channel state of the channel corresponding to the license-free spectrum resource preempted by the base station, thus allowing flexible adjustment of the determined reference resource on the basis of the license-free spectrum resource preempted by the base station, increasing the precision in channel state information measurement, and effectively ensuring the efficiency of data transmission using the license-free spectrum resource.

Disclosed are a method and device for information processing. The method comprises: according to a predefined rule, dividing subframes of a first serving cell into multiple groups; configuring management schemes respectively for each subframe group; and, according to the management schemes configured for each of the subframe groups, processing information on the first serving cell. By means of the present invention, solved is the problem that some downlink subframes of a serving cell cannot be scheduled, and different requirements of subframes can be satisfied, thus increasing system performance, and ensuring the efficiency of data transmission.