30results about How to "Solve slow running bottlenecks" patented technology

The invention discloses a dual-core medical electric bed controller which comprises a control module, a controller, a plurality of motors, a signal processor and a mechanical device. A control signal is sent to the controller by the control module, a plurality of driving signals are sent by the controller, the motors are respectively driven by the driving signals and the driving signals of the motors are synthesized by the signal processor, so that the mechanical device is controlled to move. The driving signals comprise a first driving signal, a second driving signal, a third driving signal, a fourth driving signal, a fifth driving signal, a sixth driving signal, a seventh driving signal, an eight driving signal, a ninth driving signal, a tenth driving signal, an eleventh driving signal, a twelfth driving signal and a thirteenth driving signal. The motors comprise a first motor, a second motor, a third motor, a fourth motor, a fifth motor, a sixth motor, a seventh motor, an eighth motor, a ninth motor, a tenth motor, an eleventh motor, a twelfth motor and a thirteen motor.

The invention discloses a five-axis medium-low speed full-automatic dispensing robot servo controller. The servo controller comprises a singlechip, a plurality of LM 629 chips, a plurality of motor drivers and a plurality of high-speed direct current motors, wherein the singlechip is in communication connection with the LM 629 chips; the LM 629 chips transmit control signals to the motor drivers; the motor drivers drive the high-speed direct current motors; and the singlechip comprises an image acquisition and processing module. According to the invention, a dual-core processor is formed on the basis of the singlechip and the LM 629 chips, so as to release the singlechip out of heavy workload, thereby enhancing capacity of resisting disturbance greatly.

The invention belongs to the technical field of unmanned driving and discloses a multiple sensor-integrated medium-speed unmanned vehicle detection and obstacle avoidance system, which comprises a control system, a vehicle roof laser radar, a vehicle-mounted monocular vision camera, a front laser radar group and a rear laser radar group, wherein the vehicle roof laser radar is used for detecting ups and downs of a road in front of the unmanned vehicle and together with the front laser radar group, detecting the obstacle condition in a front motion path of the unmanned vehicle; the front laserradar group is also used for detecting the obstacle condition in a left front motion path and a right front motion path of the unmanned vehicle; the rear laser radar group is used for detecting the obstacle condition in the rear side of the unmanned vehicle; the vehicle-mounted monocular vision camera is used for recognizing a sign in front of the unmanned vehicle and together with the vehicle roof laser radar and the front laser radar group in match, detecting the obstacle condition; and the control system comprises an upper computer and a lower computer; and the lower computer is a dual-corecontroller formed by an FPGA and an ARM. The price is low, the cost performance is relatively high, and the practicability is strong.

The invention provides a multi-sensor fused unmanned vehicle detection obstacle avoidance system and obstacle avoidance method. The obstacle avoidance system comprises a plurality of single-line laserradars, double CCD cameras, microwave radars, front and rear blind area ultrasonic sensor groups and a three-core controller based on ARM + FPGA + NUC. A plurality of single-line laser radar signalsare processed by the NUC microcomputer, binocular vision graphic data of the CCD camera are jointly processed by the ARM + FPGA controller, functions of blind area detection and obstacle avoidance, ahuman-computer interface, path planning, online output and the like are independently completed by the STM32F767, and the ARM + FPGA controller outputs control signals through decoding to accurately control the direct-current brushless servo motor, and drives an unmanned vehicle to run. According to the invention, the unmanned vehicle can discover obstacles in a complex environment in an all-weather and farther manner and quickly realize effective obstacle avoidance, so the safety and stability of the unmanned vehicle during high-speed driving are improved.

The invention discloses a dual-core medium-speed six-wheel little mouse exploration controller comprising a sensor device, an auxiliary navigation device, a vacuum suction device and a control unit module. Every two of the six wheels of the little mouse are paired and respectively arranged at the head part, the middle part and the tail part. The auxiliary navigation device comprises a direction sensor D1, a gyroscope G1 and an accelerometer A1. The sensor device and the gyroscope device are respectively connected with the control unit module in a signaling way. The control unit module is respectively connected with motors X, Y, Z, U, R and M in the signaling way. The phenomenon of slipping of the little mouse in exploration can be solved by the vacuum suction device arranged below the chassis. Meanwhile, servo control of the vacuum suction DC motor M can be automatically adjusted according to advancing speed of the little mouse and the ground conditions so that the little mouse is enabled not to be limited by the ground conditions of a maze.

The invention provides a vehicle automatic guiding control system which comprises a battery, a control module, a motor controller, a first motor, a second motor, a signal processor and a mechanical device. The control module sends a control signal to the motor controller, and the motor controller controls the first motor and the second motor to work respectively, so as to drive the mechanical device to move. After being synthesized through a signal processor, the driving signals of the first motor and the second motor control the movement of the mechanical device. The control module is a dual-core controller which comprises an ADSP (Advanced Signal Processing) circuit and an FPGA (Field Programmable Gate Array) circuit, wherein the ADSP circuit achieves the functions of human-computer interface, route planning, data storing, input and output control and online output; with the FPGA circuit, a multi-axis servo system transmits a multi-axis control signal to the motor controller; and the ADSP circuit and the FPGA circuit are connected for communicating, and exchanging and transferring data in real time.

The invention discloses an ultra-fast sprint controller of a two-wheel micro-mouse based on dual processors. The fast sprint controller comprises a master control unit, a first moving control unit, a second moving control unit and a power source. The power source is electrically connected with the master control unit. The master control unit comprises an ARM processor and an FPGA processor, wherein the ARM processor is electrically connected with the FPGA processor to control working or stopping of the FPGA processor. The first moving control unit and the second moving control unit are respectively and electrically connected with the FPGA. By means of the method, the dual processors are adopted for working cooperatively, so that the computing speed is improved, program fleeting is prevented, and the development cycle is shortened; the production of a large current is avoided, and the stability and the dynamic performance are good; motors are independently controlled, and the moving track can be changed more easily.

The invention discloses a single-core low-speed four-wheel mini mouse exploration controller, comprising a battery device, a sensor device, a gyroscope device, a vacuum suction device and a control unit module; a pair of the four wheels of the mini mouse is positioned in the middle of the mini mouse, and the other pair is arranged on the tail part of the mini mouse; the gyroscope device comprises a gyroscope G1 and a speedometer A1; the gyroscope G1 is a three shaft gyroscope which is used for measuring movement of three rotation directions; and the speedometer A1 is a three-shaft speedometer used for measuring accelerated speed of three translational motions. The invention solves the slipping of the mini mouse during the walking through the vacuum suction device arranged under a chassis, and automatically adjusts the servo control of the vacuum suction DC motor M according to the marching speed of the mini mouse and the ground situation, so that the mini mouse is not limited to the ground situation of the maze.

The invention belongs to the technical field of unmanned driving and discloses a multi-sensor-fused low-speed unmanned vehicle detecting obstacle avoidance system. The multi-sensor-fused low-speed unmanned vehicle obstacle avoidance system comprises a control system and a vehicle roof laser radar and further comprises a front laser radar set and a back laser radar set which are configured on the lower portion of an unmanned vehicle body. The vehicle roof laser radar is used for detecting fluctuation of a road in front of an unmanned vehicle and detecting the condition of obstacles in a movement path in front of the unmanned vehicle with the front laser radar set. The front laser radar set is further used for detecting the condition of obstacles in a front left movement path and a front right movement path of the unmanned vehicle. The back laser radar set is used for detecting the condition of obstacles behind the unmanned vehicle. The control system comprises an upper computer and a lower computer, the upper computer receives feedback signals of all the laser radars in real time, conducts decoding, then communicates with the lower computer and transmits input control signals to thelower computer, and the lower computer decodes the input control signals to control travelling of the unmanned vehicle. The multi-sensor-fused low-speed unmanned vehicle obstacle avoidance system islow in price, relatively high in cost performance, and very high in practicability.

The invention discloses a three-axis medium-low speed full-automatic dispensing robot servo controller. The servo controller comprises a singlechip, a first LM 629 chip, a second LM 629 chip, a third LM 629 chip, a first motor driver, a second motor driver, a third motor driver, a first high-speed direct current motor, a second high-speed direct current motor and a third high-speed direct current motor, wherein the singlechip is in communication connection with the first LM 629 chip, the second LM 629 chip and the third LM 629 chip respectively; the LM 629 chips transmit control signals to the motor drivers; the motor drivers drive the high-speed direct current motors; and the singlechip comprises an image acquisition and processing module. According to the invention, a dual-core processor is formed on the basis of the singlechip and the LM 629 chips, so as to release the singlechip out of heavy workload, thereby enhancing capacity of resisting disturbance greatly.

The invention discloses a double-core high-speed two-wheeled picomouse exploration controller, comprising a sensor device, a gyroscope device G, a vacuum suction device and a control unit module; the sensor device and the gyroscope device are both in signal connection with the control unit module; the control unit module is respectively in signal connection with motors X, Y and M. The controller solves the problem of skidding of a picomouse in walking through the vacuum suction device arranged under a chassis, and meanwhile automatically regulates the servo control of a vacuum suction direct current motor M according to the walking speed of the picomouse and ground conditions, thereby preventing the picomouse from being bound to labyrinth ground road conditions.

The invention discloses a four-shaft intermediate and low speed full-automatic dispensing robot servo controller, which comprises a single chip microcomputer, a first LM629 chip, a second LM629 chip, a third LM629 chip, a fourth LM629 chip, a first motor driver, a second motor driver, a third motor driver, a fourth motor driver, a first high-speed direct-current motor, a second high-speed direct-current motor, a third high-speed direct-current motor and a fourth high-speed direct-current motor, wherein the single chip microcomputer is respectively in communication connection with a plurality of LM629 chips; the LM629 chips send a control signal to the motor driver; the motor driver drives the high-speed direct-current motors; and the single chip microcomputer comprises an image acquisition and treatment module. According to the four-shaft intermediate and low speed full-automatic dispensing robot servo controller disclosed by the invention, when a double-core processor based on the single chip microcomputer+LM629, the single chip microcomputer is liberated from heavy workload, and the anti-jamming capability is greatly enhanced.

The invention discloses a double-core intermediate speed six-wheel full-digital navigation servo controller, comprising a chassis. A battery device, a sensor device, an auxiliary navigation device, a vacuum suction device and a control unit module are arranged on the chassis; the two sides of the chassis are connected to moving wheels; the auxiliary navigation device comprises a direction sensor D1, a gyroscope G1 and an accelerometer A1. The invention solves the slipping of the mini mouse during navigation through the vacuum suction device arranged under the chassis. In the meantime, the servo control of the vacuum suction DC motor M is automatically regulated according to the marching speed and the ground situation, which enables the mini mouse to be not limited to the ground condition of the maze.

The invention discloses a double-core high-speed six-wheel mini mouse exploration controller, comprising a sensor device, an auxiliary navigation device, a vacuum suction device and a control unit module; the sensor device and the gyroscope device are in signal connection with the control unit module; the control unit module is in signal connection with motors X,Y,Z,R,U,W and M; the motor X and the motor Y are arranged on two sides of the middle part; the motor Z and the motor R are arranged on two sides of the tail part; the motor U and the motor W are arranged on two sides of the head part; the motor M is positioned on the middle-upper part of the tail part; and the auxiliary navigation device comprises a direction sensor D1, a gyroscope G1 and an accelerometer A1. The vacuum suction device arranged under the chassis of the double-core high speed two-wheel mini mouse spurting controller solves the slipping problem of the mini mouse during the walk, and the servo control of the vacuum suction DC motor M is automatically controlled according to the marching speed of the mini mouse and the ground situation in order to make the mini mouse not limited to the ground condition of the maze.