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259results about "Automatic card files" patented technology

Battlefield rescue searching system based on beidou navigation and positioning

The invention discloses a battlefield rescue searching system based on beidou navigation and positioning and relates to the technical field of satellite navigation and positioning. The battlefield rescue searching system based on beidou navigation and positioning comprises an unmanned aerial vehicle search seeker, a long-distance wireless data transmission high-gain antenna, a wearable individual monitoring wristwatch and a wireless communication terminal, wherein the unmanned aerial vehicle search seeker is fixedly arranged at the belly of an unmanned aerial vehicle and is externally provided with the long-distance wireless data transmission high-gain antenna; the unmanned aerial vehicle search seeker is connected with the wireless communication terminal by virtue of a long-distance wireless radio frequency communication module and the long-distance wireless data transmission high-gain antenna; the wireless communication terminal is connected with the wearable individual monitoring wristwatch by virtue of a short-distance RFID (Radio Frequency Identification Device). The battlefield rescue searching system is capable of searching relevant information such as surface personnel, geology and environment in real time, rapidly and accurately positioning an emergency rescue region, and monitoring vital sign information such as the heart rate and body temperature of the injured in real time, meets the emergency rescue requirements of a large-area region and is high in rescue efficiency.
Owner:陕西强星信息科技有限公司

RFID electronic license plate generation system, method, license plate recognition system and method

The invention discloses an RFID electronic license plate generation system, a method, a license plate recognition system and a method. The license plate generation system comprises a public and private key pair generation module, a digital signature module, and an information storage module, wherein the public and private key pair generation module generates a public and private key pair based on a unique ID number of an RFID chip; the digital signature module carries out digital signature on related information of the license plate by using the private key of the chip; and the information storage module stores the information after digital signature, user account information and the license plate information to the RFID chip or a backstage server. Through implanting the vehicle license plate information, vehicle owner information and digital signature information to the RFID chip of the electronic license plate and reading the information by a reader, the signature information in the RFID chip in the license plate is firstly verified, mutual signature verification is completed, the public key of the reader is then used for carrying out encrypted transmission on the electronic license plate information, the signature verification process and the encrypted transmission process ensure data safety between the reader and the electronic label, and the data can be prevented from being stolen and tampered.
Owner:上海象形通讯科技股份有限公司

Mould processing production line internet of things system and production control method

The invention discloses a mould processing production line internet of things system comprising ultrahigh-frequency RFID tags, ultrahigh-frequency RFID reader-writers, reader-writer antennas, a reader-writer activation device, a handheld reader-writer and an internet of things monitoring computer. The ultrahigh-frequency RFID tags are adhered on a processing component. The reader-writer antennas are fixed on the internal side wall of processing equipment and are connected with the ultrahigh-frequency RFID reader-writers. The reader-writer activation device is connected with the ultrahigh-frequency RFID reader-writers. The handheld reader-writer is used for reading the ultrahigh-frequency RFID tags on the processing component in a workshop material preparation area, a processing component cache area and an assembling area. The internet of things monitoring computer is connected with the ultrahigh-frequency RFID reader-writers and the handheld reader-writer through the network. A barcode technology and a high-frequency RFID tag technology are replaced by an ultrahigh-frequency RFID tag technology so that manual operation can be reduced, influence of artificial factors can be avoided and the degree of transparency and automation of the processing course can be enhanced.
Owner:HUAZHONG UNIV OF SCI & TECH

Anti-lost device

The invention provides an anti-lost device applied to people, objects in a determined relative space anti-lost range and other anti-lost objects. The anti-lost device comprises an identification device and a monitoring device. The identification device comprises a passive RFID label, and the monitoring device comprises a passive RFID label reading or reading-writing module, a reminding module and a power module. The reminding module is triggered to make a response when the reading module monitors or does not monitor the passive RFID label, two kinds of monitoring devices can be combined for use, the identification devices also can be related or paired for use, and reminding modes comprise sound, light, actions and the like, wherein linked reminding is carried out. The anti-lost device can be made to the shape of a bracelet and other wearable objects or can be made to the shape of a card or a button so that the anti-lost device can be conveniently carried, and the anti-lost device can comprise a back adhesive face and other attachable structures or bolts and other fixed connection structures to be conveniently fixed on other devices. Due to the passive RFID label, the identification device does not need a power source, cost is greatly lowered, reliability of the anti-lost device can be enhanced, the anti-lost effect is ensured, and the service life of the anti-lost device is obviously prolonged.
Owner:NINGBO FREE TRADE ZONE PANDONG INFORMATION TECH

RFID system capable of enhancing read-write distance and read-write method thereof and energy distribution optimization method

The invention relates to the radio frequency automatic identification technology of the field of the backscattering communication system, discloses an RFID read-write system capable of enhancing RFID read-write distance and a read-write method thereof, and solves the problems in the prior art that a passive RFID system is short in read-write distance. The RFID read-write method comprises the following steps that a. a reader-writer transmits a pilot signal to a tag; b. the tag backscatters the pilot signal; c. the reader-writer receives the pilot signal backscattered by the tag; d. the reader-writer estimates a backscattering channel; e. the reader-writer transmits an energy beam forming signal to the tag; f. the tag collects radio frequency signal energy; g. the reader-writer transmits an unmodulated carrier signal; h. and the tag transmits information back to the reader-writer through backscattering modulation by utilizing the collected energy. The read-write range of the RFID reader-writer can be greatly enhanced without increasing energy consumption of the transmitting end or increasing complexity of the tag so that the severe defect of restriction of short read-write distance of the RFID system can be effectively solved, and thus the RFID read-write system and the read-write method are suitable for realization of long-distance RFID read-write.
Owner:杨刚

Thing forgetting prevention and intelligent prompting device and method based on electronic labels

The invention provides a thing forgetting prevention and intelligent prompting device based on electronic labels. The thing forgetting prevention and intelligent prompting device is used for intelligently detecting whether a user forgets things when passing through a door and sending out prompts and alarms. The thing forgetting prevention and intelligent prompting device comprises a radio frequency identification read-write unit and radio frequency identification electron labels. The radio frequency identification read-write unit is fixed on the door and comprises and RFID radio frequency part, a control part and an antenna. The thing forgetting prevention and intelligent prompting device is characterized in that the thing forgetting prevention and intelligent prompting device further comprises a voice prompting unit which is connected with the control part and is used for receiving an instruction and prompting the user of the names of things forgotten when the user goes out; and the radio frequency identification electron labels are pasted on the things taken by the user when the user goes out; the control part is used for storing control programs and data and sending out control instructions; the antenna is used as a transmitting and receiving medium for transmitting and receiving electromagnetic signals; the radio frequency identification read-write unit further comprises a communication part in communication with an intelligent communication terminal held by the user; and names of the things and owner information are written in the radio frequency identification electron labels, and the radio frequency identification electron labels are used for identifying the names of the things and the ownership of the things.
Owner:李明 +1

Dense archive management system based on high frequency RFID technology and method thereof

PendingCN106874975ASimple structureEasy to install and implement on siteAutomatic card filesHardware structureEngineering
The invention discloses a dense archive management system based on a high frequency RFID technology. The system comprises a controller, radio frequency reader and writers and a radio frequency tag. The controller makes the radio frequency reader and writers read information of the radio frequency tag. The system is only formed by the controller and the plurality of radio frequency reader and writers. The controller and the radio frequency reader and writers are connected through a data line. The structure is simple and site installation and implementation are convenient to perform. Through adding the controller, the system can be expanded to a radio frequency management system of a multistage controller structure so as to easily cope with large-scale dense archive management. Through ID numbers of the controller and the radio frequency reader and writers, each path of radio frequency antenna is uniquely identified. A lot of detection sensors do not need to arranged on the site, complex software logic does not need to be used to realize accurate positioning, and on-site installation and implementation are convenient and rapid. Hardware structures of the controller and the radio frequency reader and writers are simple, maintenance is convenient, a component quantity and a price are lower than those of components related to a radio frequency module based on a ultrahigh frequency technology, cost performance is high and a good market prospect is possessed.
Owner:NANJING UNIV OF SCI & TECH
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