67results about How to "Reliable interaction" patented technology

The embodiment of the invention discloses a method and device for interacting between a block chain and the out-of-chain data. The method may include A, when a user smart contract requests to acquiretarget data outside a block chain network in a process of executing the user smart contract in the block chain network, generating a data request and calling an interactive smart contract, the data request serving as an entry parameter of the interactive smart contract and including address information of the target data; and B, executing the interactive smart contract, and obtaining the target data fed according to the address information through a trusted environment. According to the method disclosed by the embodiment of the invention, the credible data source outside the chain can be ensured to safely and completely enter the user intelligent contract, and the reliable data interaction between the user intelligent contract and the external world is realized.

A medical examination chair kit includes a group of sensors including electrodes in finger-tip sensors, various other types of sensors incorporated in covers attachable or placeable on a chair and load cells on an adjustable grid supporting the chair, all of which provide data which is partially processed in a transmission pocket mounted on the chair.

The invention provides head-wearing display equipment. The head-wearing display equipment comprises a biological feature scanning unit and a certification interface unit: the biological feature scanning unit is used for scanning the biological features of a user wearing the head-wearing display equipment; the certification interface unit is used for receiving a biological feature scanning result from the biological feature scanning unit and sending the biological feature scanning result to a remote server, so the remote server can certificate the biological features of the user.

The invention relates to a wireless communication device for implantable medical instruments and belongs to the technical field of implantable medical instruments. The wireless communication device comprises an in-vitro transceiver and implantable in-vivo transceivers, and is characterized in that a communication frequency band covers 401MHz-406MHz and 420MHz-445MHz and is capable of achieving an adaptive frequency hopping function within the frequency band, one in-vitro transceiver can be in simultaneous real-time communication with a plurality of in-vivo transceivers, body penetrating communication distance is longer than 2m, modulation modes are flexible, communication rate and transmission power can be adaptively adjusted, the maximum communication bitrate is not less than 100kbps, and wireless communication can be simultaneously performed with existing wireless charging. The wireless communication device for the implantable medical instruments has the advantages of simple implementation mode, reliable communication processes, high intelligent degree and anti-interference capability, small size, low transmission power, long distance, high speed and the like, is capable of achieving a one-to-many communication function and can be widely applied to various implantable medical instruments.

The invention provides a robot teleoperation system and method based on electromagnetic force feedback and augmented reality. The system comprises a natural control module and a natural feedback module. After fusing gesture text and voice text of an operator, the natural control module extracts a robot control instruction through an inference method to guide a virtual robot in moving, and a true remote robot copies movement of the virtual robot based on data sent by the internet. The natural feedback module comprises electromagnetic force feedback and vision feedback, through the electromagnetic force feedback, the operator can sense the force of the robot, and through the vision feedback, the operator can obverse the virtual robot in any direction. The system is adopted for remotely operating the robot, the stress condition and task execution process of the robot can be sensed in real time, the high immersion sense is achieved, the operation efficiency and accuracy are improved, and the system and method are suitable for non-professional operators and have universality, operability and a wide application range.

A medical examination chair kit includes a group of sensors including electrodes in finger-tip sensors, various other types of sensors incorporated in covers attachable or placeable on a chair and load cells on an adjustable grid supporting the chair, all of which provide data which is partially processed in a transmission pocket mounted on the chair.

The invention discloses a centralized telephone payment system spanning call center platforms and service platforms, and also provides a method for realizing the same. The aim of the system is that payment order information is integrated by standardizing the order interfaces, and in the payment process, with the assistance of call transfer and intermediate maintaining of three-wall calling, the telephone payment process is completed and good perception of customers is guaranteed, so that cross-call center platform and cross-service platform telephone payment problems are better solved. In the technical scheme, an IVR platform is used as a bearing platform for a nationwide centralized telephone automatic voice service, a back stage collects various types of service orders by using the order interface technique, and seating service personnel in provinces help users to complete the telephone payment by the call transfer and the three-wall calling technique, so that the uniform centralized telephone payment service of all service products nationwide is realized for the uniform service platform. The method has the advantages of realizing a service tenet of intensive investment and general management, guaranteeing good perception of the customers in the serving process, and pushing quick and standardized development of the service.

The invention relates to an improved structure of double-screw extrusion equipment. The double-screw extrusion equipment is a particle-cutting power transmission mechanism in the high-heat condition. A motor (9) is installed on a fixed motor seat stand (10) and can rotate up and down or/and from side to side. Two cylindrical connectors (2) are respectively arranged in two cylindrical connecting housings (1) of a rotary fabricated coupler and are fixed through embedding of a plurality of rubber pins (3), and the two cylindrical connectors (2) are mutually inserted and connected. The cylindrical connecting housings (1), one end of each connecting housing is connected with a rotating shaft of a cutter (7) or an output shaft of the motor (9), and the inner wall of the other end of each connecting housing is uniformly provided with a plurality of semicircular outer holes (1c) in the circumferential direction. The the circumferential-direction outer wall of one end of each connector is provided with a circle of semicircular inner holes (2c), and the other end of each connector extends a convex plate (2b) or a corresponding groove (2a) to the opposite side. The rubber pins (3) are cylinders and are embedded into circular holes on the connecting housings (1) and the cylindrical connectors (2). According to the invention, the assembly space and distance are not reserved in the axial direction in order to connect the cutter with the motor of a double-screw extruder, so that the site is reduced, and the safety is improved.

A sliding door for use with a rail system, having a rail, which guides a sliding motion of the door, and an attenuation and retraction device, which brakes the sliding motion of the door at a brake position in the vicinity of a door end position and retracts the door to the end position. The sliding door includes a pin, which is slideably attached to the door, slideable between a pin retracted position and a pin extended position, a tip of the pin interacting with the attenuation and retraction device. The door further includes a wheel carried by a wheel holder, which is arranged to move the wheel between a wheel retracted position and a wheel extended position. A transmission mechanism interconnects the wheel holder and the pin such that a movement of the wheel, towards the wheel extended position, urges the pin towards the pin extended position.

The invention discloses a self-adaptive robust control method and device for an under-actuated hydraulic single-leg power-assisted exoskeleton. The control method comprises the following steps of establishing a physical model; obtaining a reference displacement and an actual displacement; adopting the actual displacement and the reference displacement as input quantities, and adopting the output of a middle-layer position tracking controller as a virtual expected joint driving torque; and converting the expected joint torque into expected hydraulic cylinder output force, adopting the expected hydraulic cylinder output force and actual hydraulic cylinder output force as input quantities, converting flow into driving voltage of an electro-hydraulic servo valve, using the driving voltage to control the output force of a hydraulic cylinder, and driving all joints of the under-actuated single-leg power-assisted exoskeleton to rotate. According to the self-adaptive robust control method and device for the under-actuated hydraulic single-leg power-assisted exoskeleton provided by the invention, under the condition that the number of the hydraulic cylinders is smaller than the number of freedom degrees of motion of the exoskeleton, the influences of multi-joint strong coupling of the under-actuated hydraulic single-leg power-assisted exoskeleton, high-order nonlinearity of a hydraulic driver and model uncertainty are effectively overcome, and the good following and power-assisted effects of the hydraulic power-assisted exoskeleton on human motion are achieved.

The embodiment of the invention discloses an electronic certificate processing method and device, equipment, a platform and a medium, and relates to the technical field of block chains, and the methodcomprises the steps: obtaining an electronic certificate processing transaction request, wherein the electronic certificate content in the electronic certificate processing transaction request is generated based on a preset certificate content template deployed in a block chain system; and executing the electronic certificate processing transaction request to generate electronic certificate processing transaction data, and adding the electronic certificate processing transaction data to the block, the processing operation information corresponding to the electronic certificate processing transaction request being added to a life cycle record field in a preset certificate content template. According to the embodiment of the invention, effective supervision processing of the electronic certificate data can be realized, so that data storage and interaction are more convenient and reliable.

The invention relates to the field of intelligent circuit breakers. The invention discloses an intelligent circuit breaker communication networking system, comprising a remote monitoring terminal, an RS485/232 converter, a Modbus communication module, a Modbus bus and an intelligent circuit breaker, and the RS485/232 converter is used as a remote monitoring terminal to communicate with the Modbus bus Interface to complete the conversion between the Modbus bus data level and the RS232 interface level. The intelligent circuit breaker includes a circuit breaker body and an intelligent controller, which is responsible for monitoring the status of the on-site line and performing breaking or closing operations, and through the communication interface. The Modbus communication module performs data interaction, and the Modbus communication module communicates with the remote monitoring terminal through the RS485/232 converter through the Modbus bus. The invention has stable communication, good real-time data interaction, strong anti-interference ability and wide versatility.

The invention provides a man-machine interaction method of a mobile device. The method comprises the steps that a, a power supply is started, and a distance sensor works and judges the distance of the human body; b, an eyeball tracking sensor works, records initial images of eyeballs and stores the images into a storage, and a timer starts to conduct timing; c, a preset time period is completed, images of the eyeballs are recorded again and stored in the storage, and the work of the timer continues after the timer is reset; d, a controller compares and analyzes the images of the eyeballs in the storage and judges whether or not the eyeballs change; e, the movement distances and directions of the eyeballs are judged; f, the controller instructs a displayer to make corresponding movements. The invention further provides the mobile device. According to the man-machine interaction method of the mobile device and the mobile device, man-machine interaction, such as turning pages and switching songs, can be achieved through eyeball movements of human, the operating efficiency and convenience of users are improved, meanwhile the man-machine interaction is more accurate and reliable, and the mobile device brings good man-machine interaction experience to the users.

A control valve for pressure reduction, in particular for liquids containing solids and having an inlet, an outlet and a channel between the inlet and outlet, wherethe channel is formed as an elastic through-flow channel with a free line cross section which can be reduced along its longitudinal axis over an extended line section.

The invention discloses a simulation practice teaching system for Chinese medical meridian circulation, and is applicable to the field of Chinese medical teaching, in particular to a Chinese medical meridian circulation drawing practice method based on a modern information technology. The system solves the problems that existing Chinese medical meridian teaching processes are monotonous and abstract, students have troubles in understanding the abstract meridian concept, students' interest in learning Chinese medicine is difficult to arouse, and bidirectional teaching interaction between students and teachers cannot be achieved. The method mainly comprises the following steps of a, selecting a meridian name for a coming circulation practice, and entering a meridian circulation practice mode; b, utilizing a touch control interaction module to conduct drawing with fingers; c, by means of a storage module, conducting path comparison; d, comparing a user drawing path with a correct meridiancirculation path by means of a logic verification module; e, comparing a user path with the correct meridian path through a display module to give a judgement result of this practice. According to the simulation practice teaching system for the Chinese medical meridian circulation, abstract Chinese medical meridian theoretical acknowledge is converted into a direct and interactive simulation training system.

The invention discloses a cold cathode structure for a magnetron, comprising a bottom metal rod, an upper shielding cap and a lower shielding cap sheathed on one end of the bottom metal rod, and a cold cathode arranged between the upper shielding cap and the lower shielding cap The emitter, the cold cathode emitter includes alternately arranged primary emitters and secondary emitters, and the primary emitters are located at both ends of the cold cathode emitter. The invention also discloses a millimeter-wave magnetron with a cold cathode structure, wherein the thickness of the cold cathode emitter is 0.62-6.5mm. The invention realizes the reliable interaction between the primary electron and the secondary multiplication phenomenon by alternately setting the primary emitter and the secondary emitter, and ensures the reliable startup of the magnetron; the magnetron manufactured by the cold cathode structure of the present invention No need for filament heating, instant start-up, no obvious start-up lag time, and electrical parameter characteristics after start-up are consistent with those of hot cathode magnetrons.

This invention relates to an interaction method, a device and a system under a separation structure, in which, the method includes: a media control device instructs a media process device to apply a mode of H,245UserInput Indication message to send a dual-sound multi-frequency signal to a receiving end after it tests receiving the signal, or it indicates the process device to be converted to a mode received by the receiving end to send the siganl to the receiving end after it tests the message of the H.245UserInput Indication.

A device for the gesture-controlled setting of at least one setting variable on an X-ray source includes at least one recognition unit for anatomically recognizing a body part suitable for gesture control, at least one gesture detection unit for detecting at least one gesture of a body part recognized by the recognition unit, and at least one light source for displaying the at least one setting variable as feedback for a person making the gesture. The at least one setting variable was preset and/or set by using the at least one detected gesture. A method for the gesture-controlled setting of at least one setting variable on an X-ray source is also provided.