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91results about How to "Lower cost of ownership" patented technology

Vehicle positioning and speed measuring method based on dynamic video feature of vehicle

The invention relates to a vehicle positioning and speed measuring method based on the dynamic video feature of a vehicle, belonging to the technical field of intelligent transportation and close-range photogrammetry. The vehicle positioning and speed measuring method comprises the following steps: judging the vehicle dynamic video feature size in a video image within any time quantum in one video monitoring system according to vehicle dynamic feature parameters extracted from the video image which calibrates a vehicle traveling process, and reconstructing and reducing a dynamic video feature model of a to-be-measured vehicle traveling process corresponding to each image frame; and calculating an actual position and a vehicle speed value sequence corresponding to each image frame in the to-be-measured vehicle traveling process according to a mapping relation between the dynamic variation characteristic of the image feature size of a vehicle to be measured and the actual vehicle movement parameters, and thus acquiring the actual position and traveling speed information of the vehicle. The vehicle positioning and speed measuring method is easy to realize and high in accuracy, and is applicable to the demands of various vehicles on speed measurement in a road traffic video monitoring system.
Owner:SHANGHAI JIAO TONG UNIV

SIP (Session Initiation Protocol)-based regional ground-to-air radio station voice networking system and implementation method thereof

The invention discloses an SIP (Session Initiation Protocol)-based regional ground-to-air radio station voice networking system which comprises a plurality of ground-to-air radio stations and also comprises a tandem scheduling server, an SIP (Session Initiation Protocol) radio station voice communication terminal and a networking node network element device, wherein the networking node network element device is connected between the tandem scheduling server and the SIP (Session Initiation Protocol) radio station voice communication terminal and connected with the ground-to-air radio stations.The SIP (Session Initiation Protocol)-based regional ground-to-air radio station voice networking system can realizes integration with a ground-to-air data link system and can realize goal-oriented ground-to-air voice command which is compatible and coordinated with ground-to-air data link system; and a commander can synchronously obtain the voice command control capacity when seeing a target. Moreover, a communication link for directly implementing the voice command control on first-line task aircrafts is provided for a remote high-level command center within shorter setup time and in more flexible setup mode so that commands of chief executives can reach the first-line aircrafts immediately and the effect that a link can be uses as long as set up is achieved.
Owner:THE 28TH RES INST OF CHINA ELECTRONICS TECH GROUP CORP

Digital addressable illumination control system and method thereof

The invention discloses a digital addressable lighting control system and a method thereof. The system consists of master nodes and slave nodes numbered from 1 to 64 which are hung and connected on a DALI bus, all the sensors and a PC on which DALI application software runs are connected with the main nodes, and the slave nodes comprise two parts of DALI interface circuits and electronic dimming ballasts and serve as a system actuator for driving fluorescent lamps. The actuator controls the fluorescent lamps according to commands of the main nodes and the preset working parameters, the slave nodes are taken as the system actuator, a control unit thereof reads the real-time working states of the fluorescent lamps and an output module and feeds back to the main nodes by the DALI bus, then the digital addressable lighting control system can not only feed back the real-time state of the control unit of the actuator, but also feed back the real-time states of an executive unit and controlled objects, and maintenance personnel and a user can grasp the full picture and the details of the system. The digital addressable lighting control system adopts the electronic ballasts with separated easily damaged parts and non-easily damaged parts, and only the easily damaged parts need to be replaced during the life cycle of the actuator, thereby effectively reducing the overall owning cost of the user.
Owner:ZHEJIANG UNIV

Modularized intelligent terminal implementation method

The invention discloses a distributed intelligent Internet of Things with high flexibility. The distributed intelligent Internet of Things comprises a public and private cloud service, a general control module, an intelligent module, an intelligent module expansion module, a function module and a function module peripheral, which are networked and connected in a flexible manner, so that owning and maintenance costs are reduced, the rapid deployment of the service is achieved, more application requirements are met by convenient combination. According to the distributed intelligent Internet of Things with high flexibility, through the definition of an standard interface, the flexible networking is achieved, the cost for primarily owning by a user is reduced, and the cost for subsequently required expansion is also reduced; through the convenient cloud service, each module is convenient to upgrade and maintain, and the maintenance cost is lowered; through the convenient, safe and economical cloud storage, the safe historic recording of key data can be achieved; through the developed network, convenient use is achieved at any time and any place; through the expansion of the function module, the deployment with the requirement of low cost is achieved; through the expansion of the intelligent module, the cost ratio of the intelligent module is reduced.
Owner:范伟飞

Multi-data-centre-oriented system monitoring method

ActiveCN103795575AImprove data support capability and utilization efficiencyLower cost of ownershipData switching networksInformation monitoringDistribution control
The invention provides a multi-data-centre-oriented system monitoring method. The modes of administrators and agencies are adopted, wherein the administrators refer to management client terminals, the agencies refer to management service terminals, and the management service terminals collect all parameters and all kinds of state information of a storage device and report the parameters and the state information to the management client terminals. The management client terminals provide man-machine operation interfaces, meanwhile, control commands are transmitted to the management service terminals, and the unified distribution control over devices are carried out through the management service terminals. Monitoring includes the steps of center resource object state information monitoring and among-management-server state monitoring. Compared with the prior art, the multi-data-centre-oriented system monitoring method has the advantages that the capacity estimation function is achieved, valuable references are provided for a user to judge whether devices are added or not, the efficient data supporting capacity and the using efficiency of a data center storage system are improved, the practicability is high, and popularization is easily achieved.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD

Low-power spread-spectrum wireless communication module and method thereof

The invention relates to a low-power spread-spectrum wireless communication module which comprises a radio-frequency chip, a single chip microcomputer, a power circuit, a crystal oscillation circuit, a radio-frequency circuit, and an antenna. The radio-frequency chip and the single chip microcomputer perform SPI communication. The power circuit inputs a voltage to the single chip microcomputer and the radio-frequency chip. The radio-frequency chip and the antenna are connected by the radio-frequency circuit. The output of the crystal oscillation circuit is sent to the single chip microcomputer. The radio-frequency circuit consists of a radio-frequency signal receiving circuit and a radio-frequency signal transmitting circuit. The single chip microcomputer is an STM8 single chip microcomputer. The invention further discloses a low-power spread-spectrum wireless communication method. The module and the method have the advantages as follows: the power consumption and cost are low, the network transmission efficiency is improved, and interference is reduced; a wider transmission range and a longer transmission distance are achieved, zero-fee data transmission is realized, and only power supply by batteries is needed; and specific Internet-of-things enterprises can build a low-power wide-area network through the low-power wireless communication module to remotely receive data collected by a sensor.
Owner:宁夏计算机软件与技术服务有限公司

Safety detection warning system

The invention relates to a safety detection warning system which comprises field detection equipment, cloud servers and user terminals. Information can be acquired by the field detection equipment andcan be uploaded to the cloud servers by the field detection equipment; the user terminals are in communication connection with the cloud servers; the field detection equipment comprises power modules, information acquisition modules, processing modules and interaction modules; the information acquisition modules are used for acquiring environmental information of fields; the interaction modules are used for man-machine interaction and data uploading; collected data can be modeled and analyzed by the cloud servers according to different safety scenes, and safety production schemes can be generated by the cloud servers and can be pushed to the user terminals by the cloud servers; field inspection and evaluation standards are set, and warning information can be released to the user terminalsif detected data do not conform to the standards. The safety detection warning system has the advantages that solution of the safety detection warning system is low in cost; the safety detection warning system can be flexibly deployed and can be quickly popularized; the safety detection warning system is wide in application; government regulation and enterprise regulation are unified; entire-personnel regulation can be implemented; novel third-party safety regulation modes can be constructed; safety regulation application can be expanded.
Owner:赵自强
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