83results about How to "Reduce data transfer costs" patented technology

The invention discloses a data transmission method and a data transmission device under dual-mode networking. A traditional wireless local area network (WLAN) or a traditional long term evolution (LTE) network is utilized by the data transmission method and the data transmission device under the dual-mode networking. On by utilizing a backhaul network of one of the two networks or by simultaneously utilizing the backhaul network of one of the two networks and a partial backhaul network of the other network, core networks of the two networks can be accessed, and therefore, up data is transmitted to core network equipment of the LTE network or the WLAN by the backhaul network, and down data sent by the core network equipment of the LTE network or the WLAN is transmitted to a dual-mode base station by the backhaul network. Only a network element in a transmission network needs to be slightly improved but a traditional core network framework does not need to be improved, and thus, the dual-mode networking of the WLAN and the LTE network can be realized by the unified backhaul network, so that the throughput of a system is effectively improved, the data transmission cost is reduced, and the effective coverage of indoor and outdoor wireless networks is realized.

The disclosed embodiments disclose techniques for optimizing data transfer costs for cloud-based security services. During operation, an intermediary computing device receives a network request from a client located in a remote enterprise location that is sending the network request to a distinct, untrusted remote site (e.g., a site separate from the distinct locations of the remote enterprise, the cloud data center, and the intermediary computing device). The intermediary computing device caches a set of data associated with the network request while forwarding the set of data to the cloud-based security service for analysis. Upon receiving a confirmation from the cloud-based security service that the set of data has been analyzed and is permitted to be transmitted to the specified destination, the intermediary computing device forwards the cached set of data to the specified destination.

The invention discloses a method for transmitting the data of Internet of Vehicles. The method comprises the steps of obtaining the operating data of vehicles, compressing the operating data into data messages and saving the data messages in a transmission cache region, when detecting that a vehicle goes into the acquisition range of a preset data acquisition point, setting the preset data acquisition point as a specified data acquisition point, and controlling a short-distance wireless communication module to extract the data messages from the transmission cache region and send the data messages to the preset data acquisition point. The invention also discloses a device for transmitting the data of the Internet of Vehicles. The method is capable of reducing the cost of the data transmission of the Internet of Vehicles.

The invention provides a financial data query method based on cloud computing. The financial data query method comprises the steps of receiving a query request which is submitted by a user by a user node; analyzing the query request and verifying the query request; decomposing the query request into multiple sub-queries; respectively converting the multiple sub-queries into multiple query languages which aim at multiple data sources based on the multiple data sources which need to be accessed by the multiple sub-queries; respectively executing the multiple query languages and obtaining multiple intermediate results; composing the multiple intermediate results into a query result. According to the financial data query method based on the cloud computing, provided by the invention, a more comprehensive query result can be obtained in a could computing network, unnecessary query operation is avoided, the computing resource is more reasonably utilized, and the data transmission cost is reduced.

The embodiment of the invention discloses a data transmission method, a data transmission system and an operator fringe node. The method in the embodiment of the invention comprises the following steps of: performing passive optical network (PON) physical layer processing to acquire a PON media access control (MAC) frame; processing the PON MAC frame to acquire the next generation of xPON MAC frame, wherein the PON MAC frame is positioned in a load of the xPON MAC frame; and performing xPON physical layer processing on the xPON MAC frame to acquire an xPON physical layer signal and sending the xPON physical layer signal. The embodiment of the invention also provides a data transmission system and related equipment. The data transmission method, the data transmission system and the operator fringe node in the embodiment of the invention can effectively reduce the data transmission cost, prolong the optical transmission distance and reduce the realization complexity.

The invention relates to a wireless network remote monitoring method for oil smoke purification, which comprises the following steps: 1) an oil smoke data acquisition system automatically senses and monitors the concentration of the harmful gas and the inflammable gas in the surrounding environment in a monitoring point and the gas concentration of the oil smoke which is discharged from an outlet of an oil smoke purifier, and saves the relevant data into the data acquisition system of a monitoring device in the monitoring point; 2) GPRS terminal extracts the monitoring data from the data acquisition system of a monitoring substation in the monitoring point; 3) a transmission system utilizes an existing GPRS network and an Internet network to transmit the monitoring data to a monitoring center; 4) the monitoring center receives and saves the monitoring data at first and then summarizes, collates and comprehensively analyzes the data. The wireless network remote monitoring method for the oil smoke purification of the invention has the advantages of low investment, and can realize the real-time and online monitoring the working condition of the oil smoke purifying equipment and discharge condition of the oil smoke without the limitation of the environment and the region, thereby enabling the management and the monitoring for an environmental protection equipment and the emission index of the oil smoke to realize the systematization, the standardization and automatization, and being convenient for an enterprise to control the discharge amount of the oil smoke in an established index at the same time.

The invention discloses an on-line storing and sharing method and system, wherein the on-line storing and sharing method and system aim to save network resources and reduce transmission cost. The method comprises the following steps: a personal computer data interaction server uploads a data block which changes, node index information and a saving path of a file to a data center, wherein the file stored in a personal computer client side; a personal computer information agent transmits a file updating message to a mobile terminal message agent in an interactive mode through the data center; the mobile terminal message agent informs a mobile terminal client side of changes in the file of the personal computer client side; after receiving a request sent by the mobile terminal client side, the data center interacts with a mobile terminal data interaction server to synchronize the data block which changes to the mobile terminal client side. According to the on-line storing and sharing method and system, it is not necessary that the whole file is uploaded and downloaded, the data transmission quantity is reduced greatly, valuable network bandwidth resources are saved, and data transmission cost is lowered.

The invention discloses an interface circuit compatible with an SAS hard disk, an SATA hard disk and an NVME hard disk and a server backboard. The interface circuit comprises a first interface moduleand a second interface module, wherein the first interface module is configured to be connected with the SAS hard disk or the SATA hard disk; The second interface module is configured to be connectedwith the SAS hard disk, the SATA hard disk or the NVME hard disk; The processing module which is connected with the first interface module and the second interface module and is configured to read storage data in any one of the SAS hard disk, the SATA hard disk and the NVME hard disk; The communication module which is connected with the processing module and is configured to convert the stored data from a serial signal into a parallel signal; And the control module which is connected with the communication module and is configured to perform data communication with any one of the SAS hard disk, the SATA hard disk and the NVME hard disk according to the stored data.

Multi-sensor Internet of Things resource adaptive deployment management and control middleware is designed and constructed, and data dynamic decision is made based on environment close calculation; middleware is designed to realize fusion access deployment of various wireless communication network nodes; through virtualization of attributes and processing of sensor nodes in a sensing network, a virtual sensor abstract pool is formed in a middleware platform, and implementation details of heterogeneous sensing nodes and a communication protocol are shielded; according to the design, a real-time dynamic management and control message publishing and subscribing process of an application end in the aspects of node resource discovery and deletion, node running state monitoring, node working modes and the like is realized, and end-to-end interaction between a sensor node and the application end is realized; data filtering and calculation are added in the middleware, interconnection and intercommunication between different devices of the sensor network are achieved, the problem that heterogeneous network information nodes are difficult to fuse and transmit is solved, sensing layer devices and data types are more diversified, and the requirements of various industries in the future are better met.

The invention relates to a method for measuring rotating speed by using a smart phone. The method comprises the following steps of: setting a cursor on the rotating shaft of a detected object, setting the flashlight of the phone to enable the flashlight to flash towards the rotating shaft of the detected object according to certain frequency, photographing to obtain rotation pictures of the rotating shaft of the detected object by using the photographing function of the phone, and processing a data stream to obtain the rotating speed. The phone directly transmits the rotating speed to a control room in a wireless transmission way and the control room gives out a new command according to the obtained result; and the phone receives the command and controls an adjusting device to adjust the rotating speed of the detected object.

The present application discloses a video data transmission method and transmission device and a driving device. The transmission method comprises a step of receiving video data corresponding to an image screen by using a first clock frequency, a step of dividing the video data into multiple pieces of sub data, wherein each of the sub data represents display data of a partial area of the image screen, and a step of parallelly sending at least some sub data in the multiple pieces of sub data to an LED display screen by using a second clock frequency, wherein the second clock frequency is smaller than the first clock frequency. According to the transmission method, the video data is divided into the sub data to carry out frequency reduction transmission so as to reduce data transmission costand realize the long distance wire arrangement, and thus a large-size LED display can be conveniently assembled.

The invention discloses an atmospheric monitoring system, which comprises computer monitoring equipment, GSM communication equipment, an atmospheric monitoring GSM module, and an atmospheric monitoring module. Communication equipment is connected. The atmospheric monitoring system provided by the invention is based on GSM communication, and has low cost, simple structure, convenient operation, real-time monitoring and long-term storage of data.

The invention discloses a mobile robot control system for indoor environment video monitoring. According to the technical schemes of the invention, the interfaces of a first motor (1) and the interfaces of a second motor (2) are correspondingly connected with some interfaces of a motor driving board (3); the positive pole and negative pole of a second power source (11) are correspondingly connected with the interface Vss of the motor driving board (3) and the interface GND of a servo (10); the other interfaces of the motor driving board (3) and the other interfaces of the servo (10) are correspondingly connected with the pins of an Arduino (4); the first USB interface to the fourth USB interface of a Raspberry Pi (5) are sequentially connected with the USB interface of the Arduino (4), the USB interface of a wireless network card (6), the USB interface of a camera (8), and the USB interface of a first power source (9) through USB data cables; and the wireless network card (6) is wirelessly connected with an android mobile terminal (7) through Wi-Fi. The mobile robot control system of the invention has the advantages of high stability, low video data transmission cost, mobility and large-data volume real-time video transmission.

The invention provides a big data intelligent control LED display screen. The big data intelligent control LED display screen includes a CPU module, an infrared biological recognition module, a GlobalEye monitoring module, a WIFI high speed transmission module, a Wlan transmission module, a high definition display processing technology module and an LED high definition display screen. During the working process, the information issued by a terminal user can be transmitted to the LED high definition display screen through the WIFI high speed transmission module, the Wlan transmission module and the CPU module to realize data display, so that the information can be broadcasted. The GlobalEye monitoring module can be used for monitoring the surrounding environment and the number of audiences of the LED high definition display screen, performing monitoring display on the playing state of the LED high definition display screen, and transmitting the result to the terminal user. The infrared biological recognition module is used for performing infrared scanning of the surrounding environment of the LED high definition display screen and the number of people watching the large screen, and performing data acquisition on the people watching the large screen, and then transmitting the data to the CPU module to perform data matching and comparison with an internal database so as to determine the age group of the people watching the large screen. The big data intelligent control LED display screen has the advantages of being high in the acquisition efficiency and the accuracy of a data source.

The invention provides a secure data transmission method, a terminal and a multi-mode communication terminal. The method comprises the following steps that: enabling a first terminal to encrypt data information to be transmitted; establishing a broadband communication link with the second terminal; transmitting the encrypted data information to the second terminal through the broadband communication link; obtaining preset key information related to the data information to be transmitted, wherein the preset key information can be used for decrypting the encrypted data information; establishinga narrowband communication link with the second terminal; and transmitting the preset key information to the second terminal through the narrowband communication link. According to the invention, thepurposes of improving the data transmission safety performance and reducing the data transmission cost are achieved.

The invention provides a data transmission method and apparatus. The method comprises the following steps: obtaining a first type of data and a second type of data to be sent, wherein a transmission delay allowed by the first type of data is smaller than the transmission delay allowed by the second type of data; and sending first type of data that needs to be transmitted instantaneously on a firstcarrier frequency band of a transmission channel between a target optical line unit and an optical line unit, wherein the transmission channel allows the simultaneous transmission of the first type of data and the second type of data, and the lowest frequency in the second frequency band for sending the second type of data on the transmission channel is higher than the highest frequency in the first carrier frequency band. By adoption of the data transmission method and apparatus, the technical problem of high cost of transmitting data with different delays in a passive optical network is solved.

The embodiment of the invention provides a traffic scheduling method and system of a terminal access network, the method and system are suitable for a network controller. The method comprises the following steps: acquiring the first overstock information of an input queue and the second overstock information of an output queue; acquiring the extra cost overstock information of a previously constructed first virtual queue at a target moment, and acquiring the overtime overstock information of a previously constructed second virtual queue at the target moment; solving a traffic scheduling strategy through the adoption of the previously constructed Lyapunov drift penalty function based on the first overstock information, the second overstock information, the extra cost overstock information and the overtime overstock information; transmitting a data packet which is cached in the input queue and meets the data transfer amount to the output queue through a to be scheduled channel. Through the adoption of the embodiment of the invention, the stability of the traffic scheduling system is guaranteed when a hybrid communication network is used as the access network, and the data transmission cost is lowered.