37results about How to "Improve gating efficiency" patented technology

A gate driving unit includes an input circuit, a pull-up circuit, a reset circuit, and an output circuit. The pull-up driving signals received by the input circuit include the gate driving signals for pixel units of row n−2 and row n+4. The reset driving signals received by the reset circuit include the gate driving signals for pixel units of row n+2 and row n+8. The gate driving signals output from the output circuit include the gate driving signals for pixel units of row n and row n+6. Where, n is a positive integer and nε[3,∞). The gate driving unit can output gate driving signals of two rows of pixel units and thus has a high service efficiency. An area occupied by a gate driving circuit made of the gate driving units is reduced, and a driving efficiency of the gate driving circuit is increased.

A device for switching a semiconductor-based switch includes a terminal that is configured to be connected to a control terminal of the semiconductor-based switch. A controllable activation voltage source is configured to provide a time-varying activation voltage potential. A controllable resistive circuit includes at least two ohmic resistances connected in parallel that are controllable such that at least three resistance values of the parallel connection result. A control device is configured to control the controllable activation voltage source and the controllable resistive circuit independently of one another. The controllable activation voltage source and the controllable resistive circuit are connected to a series connection connected to the terminal. The control device is configured to control the controllable activation voltage source and the controllable resistive circuit in a time-varying manner to obtain time-varying resistance values of the controllable resistive circuit and the time-varying activation voltage potential of the controllable activation voltage source.

The invention discloses a control method and a control device based on metro face-scanning authentication. The control method comprises the steps of: receiving face information, sent by a metro gate,for a user by means of a background server; judging whether the face information is matched with face information in a priority recognition database or not; if so, feeding back a matching success prompt to the subway gate; if not, judging whether the face information is matched with face information in a regular travel recognition database or not; and if so, feeding back a matching success promptto the subway gate by means of the background server. Therefore, by implementing the control method and the control system, the received face information of the user is subjected to recognition with face information in a priority face recognition library and the face information in the regular travel database, so that the user gate passing efficiency can be improved, the passenger flow volume is dredged, and the user can perform face-scanning authentication gate passing without activating a Bluetooth function of mobile equipment; and the recognition efficiency of the face information can be improved, and the user experience is improved.

An electric circuit includes a semiconductor-based switch with a first terminal and a second terminal for conducting a power current. Further, the electric circuit includes a sensor for detecting a current change velocity of the power current flowing through the semiconductor-based switch. The sensor includes an insulating foil configured to be connected to the first or second terminal of the semiconductor-based switch and an inductance arranged on the insulating foil on a side of the same that is arranged opposite to a side facing the semiconductor-based switch during a measurement operation of the sensor in order to detect a magnetic field generated by the power current to provide a measurement voltage based on the detected magnetic field. The inductance is spaced apart from the semiconductor-based switch at least by the insulating foil, such that contactless measurement is enabled. The insulating foil includes a mounting portion.

The invention discloses a quick ticket check system based on face recognition. The quick ticket checking system comprises a server, a mobile terminal, an inbound ticket check terminal and an outboundticket check terminal, wherein the mobile terminal comprises a camera; the inbound ticket check terminal and the outbound ticket check terminal are respectively provided with a central processing unitmodule, and a communication module, an encryption and decryption module, a human image collection module and an image processing module which are respectively connected with the corresponding centralprocessing unit module; each human image collection module is connected with the corresponding image processing module; the mobile terminal is in communication connection with the server via a wireless network; the inbound ticket check terminal and the outbound ticket check terminal are in communication connection with the server via the communication modules. The quick ticket check system basedon face recognition has the advantages that the card punching is not needed; after an order is generated via APP (application), the inbound and outbound human images are collected, and then the user can enter and exit the station; the system can automatically detect and judge whether the ticket is legal or not, so that the passing time of the user is shortened especially in peak period, and the gate passing efficiency is improved.

The invention discloses a subway riding system and method based on two-dimensional code and face image intercommunication. The system comprises a ticket service platform, a recognition platform, riding detection devices located at different subway stations and an APP client installed on a user handheld mobile terminal, wherein the recognition platform is connected with the ticket service platformand the riding detection equipment of each subway station, and the ticket service platform is also connected with the APP client; the riding detection device comprises a station network switch, an entrance camera located at the entrance of a station, and a plurality of gate terminals. The recognition platform comprises a platform network switch, a platform server, a first storage unit and a secondstorage unit. Based on intercommunication of the face image and the two-dimensional code, the station-crossing time of the user can be saved, and much convenience is brought to riding of the user.

The invention discloses a sideband management circuit and method based on hardware arbitration. A receiving frame processing unit, a simplified medium independent interface, a hardware arbitration unit, a register and a sending frame processing unit in the sideband management circuit are all connected with a main control unit. The system bus interface, the receiving frame processing unit and the sending frame processing unit are all connected with a channel arbitration unit, and the receiving frame processing unit, the sending frame processing unit and the hardware arbitration unit are all connected with the simplified medium independent interface. According to the sideband management circuit based on hardware arbitration, only two external pins need to be added on hardware, arbitration operation code receiving and sending are directly carried out between devices on a loop to carry out hardware arbitration control, command response interaction between a BMC and the circuit is not needed in the whole arbitration process, and arbitration waiting time is shortened the sender is selected by adopting the token transmission strategy, and the data can be sent only by a token holder, so that the transmission of the sending right is ensured, the sending conflict is avoided, and the processing efficiency is improved.

The invention provides a metro face-scanning payment method and device, and relates to the technical field of artificial intelligence. According to the metro face-swiping payment method and device provided by the invention, the time of the passenger from the entrance of the metro to the gate is fully utilized, the identity of the passenger is recognized in advance through the face, the identity information is cached to the local, and the local cache retrieval is performed when the passenger passes through the gate and the face is scanned, so that the retrieval efficiency is greatly improved, and the efficiency of passing through the gate by taking the metro through the face is further improved. The feature value of the face picture captured by the camera is calculated, then the face recognition is initiated to the cloud center, picture transmission is not needed, the transmission bandwidth is reduced, the message transmission efficiency is accelerated, and the data transmission efficiency is further improved.

The invention provides a rail oblique pull type ship lock which solves the problem that the existing channel ship lock is low in shipping efficiency, and relates to the field of channel ship lock facility. The rail oblique pull type ship lock comprises a small lock chamber composed of an upstream lock gate and a downstream lock gate, and is characterized in that the small lock chamber is arranged on an oblique surface; a rail slideway is further arranged on the oblique surface; a rail trolley is arranged on the rail slideway; the rail slideway extends into a downstream water area from a lock bottom of the small lock chamber; a rail trolley stopper is arranged on the rail slideway inside the downstream water area; a water inlet blind pass is arranged between the small lock chamber and an upstream water area; and a drainage blind pass is arranged between the small lock chamber and the downstream water area. The rail oblique pull type ship lock provided by the invention is suitable for shipping an empty ship, and a loaded heavy ship and the empty ship after unloading are separately subjected to lockage, so that the lockage efficiency of the ships is improved. Due to the use of the rail oblique pull type ship lock, the lockage efficiency of the empty ship is improved, the jam of the ships inside the channel at present is solved, and the rail oblique pull type ship lock is relatively low in manufacturing cost and high in shipping efficiency and is suitable for popularization and use.

A control box of a sentry box at an access of a residential area or a car park comprises a box body. A panel is arranged on the upper portion of the box body, an LED display used for displaying gateway channel serial numbers, charge amounts and remaining parking numbers is disposed on the panel, keys for controlling gateways and a card reader for reading IC (integrated circuit) cards are further arranged on the panel, a first dial switch for selecting gateway channels, a communication interface, a second dial switch for controlling a system supplementing light lamp and a third dial switch for controlling the gateways during rush hours are disposed on side surfaces of the box body, and a control circuit is arranged in the box body and is respectively connected with the LED display, the keys, the card reader, the first dial switch, the second dial switch, the third dial switch and the communication interface. Management and control of the access of the residential area or the car park are integrated greatly, all control functions can be realized, and the control box has the advantages of small size, low cost, convenience in control, visual display and the like.

A device for switching a semiconductor-based switch includes a terminal that is configured to be connected to a control terminal of the semiconductor-based switch. A controllable deactivation voltage source connected to the terminal is configured to provide, at least temporarily, a switching potential at a potential node. A control device is configured to control the controllable deactivation voltage source in a time-varying manner, such that the controllable deactivation voltage source provides the switching potential at the potential node during a switching interval. The switching potential is galvanically coupled to a supply node to which a supply potential of the control device is applied and has a lower potential value than a threshold voltage of the semiconductor-based switch. The control device is configured to control the controllable deactivation voltage source.

The embodiment of the invention provides a multilevel gating device applied in gating of bit lines of a memory array, and is applied in gating of the bit lines of the memory array. The multilevel gating device comprises multilevel gating modules, wherein first level gating modules are connected with continuous bit lines, and the two first level gating modules are connected with each other through shared bit lines; second level gating modules are respectively connected with the first level gating modules, secondary bit lines connected with the second level gating modules are independent to one another, and the second level gating modules reuse second level gating control signal applying terminals to control gating; each two adjacent second level gating modules are connected to one same third level gating module, third level gating control signal applying terminals are used for controlling gating, and each third level gating module is controlled by control signals independent to the other third level gating control modules. The multilevel gating device improves scalability of a gating device.

The invention discloses a ship lock non-ashore weight charging system and an operating method thereof and relates to the technical field of ship lock weight charging. The system comprises a ship-borne information storage module, an information transmitting / receiving module, a central analytical processing module, a draught tonnage dynamic measuring module, a ship-borne goods identifying module and a networking information and fee deduction module. The operating method comprises the following steps of: charging related lockage fee by automatically measuring the locked ship twice, and simultaneously publishing the charging information. The related ship information can be automatically detected, the lockage cost is charged by weighing, the crew do not need to pay the fee ashore, the charging system is time-saving and labor-saving, the lockage efficiency is improved, a severe overload of the ship is effectively avoided, the charging information is managed by networking, the information is convenient to query, and an automatic charging management level is improved.

A gate driving unit includes an input circuit, a pull-up circuit, a reset circuit, and an output circuit. The pull-up driving signals received by the input circuit include the gate driving signals for pixel units of row n−2 and row n+4. The reset driving signals received by the reset circuit include the gate driving signals for pixel units of row n+2 and row n+8. The gate driving signals output from the output circuit include the gate driving signals for pixel units of row n and row n+6. Where, n is a positive integer and nε[3,∞). The gate driving unit can output gate driving signals of two rows of pixel units and thus has a high service efficiency. An area occupied by a gate driving circuit made of the gate driving units is reduced, and a driving efficiency of the gate driving circuit is increased.

According to the ship lockage mooring rope image recognition device and recognition method, by which the mooring rope state can be effectively recognized, and meanwhile the multi-ship mooring rope state of the target lock chamber is confirmed. The devic comprises: a lock wall mooring rope video acquisition unit for acquiring image information of a mooring rope on a lock wall mooring pile; ta lockchamber stern video acquisition unit which is used for acquiring image information of the stern of the last row of ships in the lock chamber; a video processing unit which is used for identifying thecompletion condition of mooring based on the image information of the mooring rope and the stern acquired by the video acquisition unit; a mooring judgment unit which is used for judging whether mooring of the whole lock chamber ship is completed or not according to the mooring condition of the rear ship of the lock chamber; a video drive-by-wire unit whcih is used for displaying the mooring stateon the lock chamber mooring bollard and calling the video information of the corresponding mooring bollard to verify the mooring state; and an acousto-optic reminding unit which can give out acousto-optic reminding according to the cable tying completion condition.

The invention discloses a face-scanning authentication method and device based on a Bluetooth function. The method comprises the following steps: identifying a Bluetooth device identifier of a mobiledevice within an identifiable range, and storing a facial feature corresponding to the Bluetooth device identifier into a priority recognition database; comparing the facial feature of the passenger with the facial feature in the priority recognition database when the facial feature of the passenger is received, and opening a gate of a gate device when the comparison is successful. Therefore, by applying the Bluetooth function of the mobile device of the passenger and the face recognition technology to the traffic field, the lockage efficiency of the passenger can be improved, the travel portability of the passenger can be improved, and the experience feeling of the passenger can be improved; through the Bluetooth function of the mobile device, face-scanning authentication, lockage and payment can be realized, and passengers do not need to carry a traffic card, so the occurrence of economic loss of passengers caused by possible loss of the traffic card is reduced.

The invention provides an intelligent parking lot based on a shunt drive type self-control power supply circuit. The intelligent parking lot comprises a parking lot body with a plurality of parking spaces, an entrance barrier gate arranged at an entrance of the parking lot body, an exit barrier gate arranged at an exit of the parking lot body, a control room adjacent to the exit barrier gate, a controller arranged in the control room and connected with the entrance barrier gate and the exit barrier gate, a multifunctional display screen connected with the controller, and a license plate camera connected with the controller and used for taking pictures of license plates. A power supply input end of the controller is provided with a self-control power supply circuit which is provided with a shunt drive circuit used for driving the license plate camera. The intelligent parking lot based on a shunt drive type self-control power supply circuit has the advantages that equipment operation is better protected, the service life of equipment is prolonged, the using effect of the equipment is improved, and the using cost is reduced.

The invention discloses a vehicle weighing device based on a geomagnetic sensor and a vehicle detection method. The weighing device comprises a geomagnetic sensor arranged on the ground and a signal processing module. The geomagnetic sensor is arranged behind a weighbridge. The weighbridge is triggered to read data after the geomagnetic sensor senses that a vehicle passes through the weighbridge;the geomagnetic sensor uses the magnetic field detection principle of a three-axis magnetoresistive sensor to extract the magnetic field distribution characteristics of a container truck, and the signal processing module performs vehicle detection; and when it is detected that the vehicle completely passes, the weighbridge is triggered to upload data to the signal processing module, and the signalprocessing module displays the data. Accurate weighing of a container is achieved, the container truck out-of-gate weighing accuracy is improved, and therefore the out-of-gate efficiency is improved.

Disclosed is a 2D-3D HJ-TFET made of a material, the band gap of which changes according to the thickness, such as black phosphorous or TMDC, in order to extend Moore's law. More particularly, disclosed are the structure of a 2D-3D HJ-TFET and a method for manufacturing the same, wherein the 2D-3D HJ-TFET is made of a material such as black phosphorous or TMDC such that the same consumes less power, has a high switching speed, can operate in a complementary manner so as to replace a conventional CMOS transistor, and can extend Moore's law.

The invention discloses an intelligent parking lot based on a lighting self-control power circuit of a shunting drive type, and the intelligent parking lot comprises a parking lot provided with a plurality of parking spaces, an entrance gate machine disposed at the entrance of the parking lot, an exit gate machine disposed at the exit of the parking lot, a control room adjacent to the exit gate machine, a controller which is disposed in the control room and is connected with the entrance gate machine and the exit gate machine, a multifunctional display screen connected with the controller, and a license plate which is connected with the controller and used for photographing a license plate. The input end of the controller is also provided with a self-control power circuit, and the self-control power circuit is also provided with a shunting drive circuit and a lighting circuit. The circuit provided by the invention improves the license plate photographing speed, can protect the equipment for better operation, prolongs the service life of the equipment, improves the use effect of the equipment, and reduces the use cost.

A bit line gating device comprises seventeen gating units, ten control signal units, nine bit lines and four signal supply units. Each gating unit is provided with three connection ports, namely, a control signal unit connection port, a bit line connection port and a signal supply unit connection port. The control signal unit connection port of one gating unit or the control signal unit connection ports of two gating units are connected with one control signal unit; the control signal unit connection ports of a plurality of gating units are connected with one signal supply unit. The bit line connection port of one gating unit or the bit line connection ports of two gating units are connected with the same bit line. According to the bit line gating device, by means of the specific circuit connection relationship, only two or three gating control signals need to be used to start four gating units to achieve the gating of any four continuous bit lines in operation each time, and therefore the condition that four gating control signals need to be used to start four gating units to achieve the gating of four continuous bit lines in a traditional scheme is simplified.

The invention discloses a control method and device for turning on Bluetooth. The method includes: locating the current geographic location of a mobile terminal carried by a user, and judging whether the current geographic location is within a predetermined reminder range corresponding to a certain subway station When it is judged that the current geographic location is within the reminder range, it is judged whether the bluetooth function of the mobile terminal is on; It can be seen that the implementation of the present invention locates the current geographic location of the user, and when it is judged that the current geographic location is located at a subway station, the Bluetooth function of the user's mobile terminal can be automatically turned on, so that the user can use the Bluetooth function to realize the convenience of using the Bluetooth function to scan the subway gate and pay. The operation of manually turning on the Bluetooth function by the user is reduced, which is conducive to improving the efficiency of the user to pass the gate, thereby improving the user's experience.

The femtosecond optical Kerr gate aims to solve the problems that in an existing femtosecond optical Kerr gate, switching light easily generates a self-focusing effect in an optical Kerr medium, so that the switching light only effectively opens the optical Kerr gate near the center position of a light beam, the gating efficiency is reduced, and the ultrafast measurement technology based on the optical Kerr gate is seriously restricted. The invention provides the femtosecond optical Kerr gate based on the flat-topped switch light and the implementation method of the femtosecond optical Kerr gate. According to the optical Kerr gate, Gaussian switching light in a traditional optical Kerr gate is regulated and controlled into a flat-topped light beam with flat and uniform intensity distribution through a light beam flat-topped shaper, and an optical Kerr medium is regulated and controlled to be located at a proper out-of-focus position of a convex lens, so that when the flat-topped switching light is focused and enters the optical Kerr medium, under the condition that enough power density is ensured, the optical Kerr gate is enabled to be stable and reliable. The flat-topped characteristic of the switch light is reserved to the maximum extent, so that the switch light can effectively open the optical Kerr gate in the whole irradiation area, and the gating efficiency of the optical Kerr gate is improved.

Disclosed is a 2D-3D HJ-TFET made of a material, the band gap of which changes according to the thickness, such as black phosphorous or TMDC, in order to extend Moore's law. More particularly, disclosed are the structure of a 2D-3D HJ-TFET and a method for manufacturing the same, wherein the 2D-3D HJ-TFET is made of a material such as black phosphorous or TMDC such that the same consumes less power, has a high switching speed, can operate in a complementary manner so as to replace a conventional CMOS transistor, and can extend Moore's law.

The invention relates to an air bag type water filling-emptying auxiliary system for a ship lock, belonging to the field of design of navigation ship lock hydraulic structures. The air bag type water filling-emptying auxiliary system for the ship lock comprises an air bag device arranged on the base plate of a lock chamber, wherein the air bag device comprises an air bag main body, an air bag top plate, an air bag base plate, inflating ducts, inflating pumps and inflating-discharging valves, the air bag main body is arranged between the air bag top plate and the air bag base plate and fixed on the base plate of the lock chamber by the air bag base plate; the air bag base plate is provided with built-in inflating ducts and k air outlets, wherein each two air outlets are connected by one built-in inflating duct; and one end of each inflating duct is connected with one inflating pump by one inflating-discharging valve, and the other end of each inflating duct is connected with one built-in inflating duct to achieve inflating and discharging of the air bag device by the inflating-discharging valve. According to the air bag type water filling-emptying auxiliary system for the ship lock, the water lockage of ships can be effectively reduced, the filling-emptying time of the lock chamber can be shortened, and the lockage efficiency and the waterway transport capacity can be improved; and the air bag type ship lock water filling-emptying auxiliary system can be widely applied to the ship locks in various sizes.

The invention discloses a BRT (Bus Rapid Transit) automatic ticket checking system based on RFID (Radio Frequency Identification). The BRT automatic ticket checking system comprises an RFID bus card,a mobile terminal, a server, a local host, a microcontroller, a voice device and an RFID reader-writer, wherein the RFID reader-writer and the voice device are connected with the local host respectively; the local host is in communication connection with the server; the RFID bus card is internally provided with an RFID tag; the mobile terminal is used for binding the RFID bus card and is used forselecting getting-on and getting-off stations and paying; the server is used for storing bus card data, judging whether a current bus card is illegal or not and billing through a pre-set algorithm; the local host is used for sending current bus card information to the server and sending a corresponding instruction to the voice device or the microcontroller according to feedback information of theserver; the RFID reader-writer is used for reading RFID tag information of the RFID bus card.

The invention discloses an optimization method and device for a priority face recognition database. The method comprises the steps that a background server judges whether facial feature parameters which do not meet predetermined priority recognition conditions exist in the pre-created priority face recognition database or not; when it is judged that the facial feature parameters which do not meetthe priority recognition condition exist in the pre-created priority face recognition database, the background server removes the facial feature parameters which do not meet the priority recognition condition from the pre-created priority face recognition database. Therefore, by implementing the method, the data volume of the priority face recognition database is reduced by removing the face feature parameters which do not meet the pre-determined priority recognition condition from the pre-created priority face recognition database, and the face recognition efficiency of passengers can be improved, so the face-scanning authentication lockage efficiency is improved, and the experience feeling of the passengers is improved.

The invention discloses a ship lock non-ashore weight charging system and an operating method thereof and relates to the technical field of ship lock weight charging. The system comprises a ship-borne information storage module, an information transmitting / receiving module, a central analytical processing module, a draught tonnage dynamic measuring module, a ship-borne goods identifying module and a networking information and fee deduction module. The operating method comprises the following steps of: charging related lockage fee by automatically measuring the locked ship twice, and simultaneously publishing the charging information. The related ship information can be automatically detected, the lockage cost is charged by weighing, the crew do not need to pay the fee ashore, the charging system is time-saving and labor-saving, the lockage efficiency is improved, a severe overload of the ship is effectively avoided, the charging information is managed by networking, the information is convenient to query, and an automatic charging management level is improved.