42results about How to "Reduce cables" patented technology

An electrical distribution box for vehicles with two networks at different voltage levels, comprising centralized electronic signal and power control means, including a microprocessor and electrical protection means, arranged on printed circuit boards in a casing, electrically connected to at least one DC supply source and to parts of the vehicle, incorporating at least one voltage converter (5) inside the distribution box (1), on an independent printed circuit board (10) or in a differentiated area of a supporting plate of the control means, which board (10) or differentiated area is in a clear area of said casing, both in its upper part and in its lower part, electromagnetic screening means having been provided for the converter (5) inside the casing, and thermal dissipation means for the supporting plate of the converter (5).

The invention concerns a data transmission method, and its implementing device, in an integrated closed system of computers, such as, for example, in an aerial or land vehicle, comprising a step which consists in transmitting point-to-point data between two transmission nodes, for example via a wire system, each node having one or more channels enabling each transmission with a single node, a step which consists in converting data for transmission thereof, for example, in series. The invention is characterized in that it does not comprise any step of physical or logical control for authorizing and/or validating the transmitted data so that any data reception at a node is unconditionally followed by a retransmission, that is the control of the dataflows is implicitly determined by the cabled topology used.

A floating roof monitoring system and method. One or more sensors can be disposed atop a liquid storage tank having a floating roof covering liquid stored in the liquid storage tank. Each laser sensor measures the distance between the sensor and the floating roof. One or more liquid level gauges can be deployed, which measure a liquid position of the liquid stored in the liquid storage tank. A computing system communicates electronically with the laser sensor(s) and the liquid level gauge(s) to calculate the difference between the liquid position and the distance between the sensor(s) and the floating roof to determine the exact position of the floating roof and activate an alarm or force a process associated with the liquid storage tank to halt.

A car wash controller for receiving input data from a plurality of remote input devices and for controlling the operation of multiple remote output electrical devices. The central controller is coupled to a series of input boards by a communication cable, such as a telephone cable, to receive input data from the input electrical devices. The input boards can be coupled to each other to reduce the amount of wiring within the car wash environment. The central controller is further connected to a series of output relay boards, each of which are connected to a supply of power. The central controller is connected to the output relay boards by a communication cable such that an output command can be sent to each relay board to supply electrical power to the output electrical devices. The relay boards can be coupled to each other to reduce the amount of wiring within the car wash environment.

The invention relates to an SCARA robot which comprises a base, a first mechanical arm, a second mechanical arm, a transmission mechanism and an executing mechanism, wherein one end of the first mechanical arm is rotatably arranged above the base while the other end of the first mechanical arm is rotatably arranged on the second mechanical arm; a first driving mechanism, the transmission mechanismand the executing mechanism are arranged on the second mechanical arm, and the transmission mechanism is arranged at a driving tail end of the driving mechanism and is in driving connection to the first driving mechanism; the executing mechanism is arranged at the driving tail end of the transmission mechanism and achieves different working states under transmission action of the transmission mechanism, wherein the working states comprises up-down movement, rotary movement and spiral movement, so that the SCARA robot can drive the executing mechanism on the second mechanical arm to move vertically up and down, rotate and move spirally with only one motor, and therefore, the connecting cable of the robot is reduced, the bundling difficulty of the robot is reduced and the reliability of therobot is improved.

A multiple coil distributor comprising a distributor, a distributor cap and a plurality of ignition coils. The plurality of ignition coils are disposed with the distributor cap and individually connect to an associated spark plug. The multiple coil distributor further comprises an electronic control unit and a sensor mechanism. The sensor mechanism comprises a trigger wheel and is in electrical communication with the electronic control unit. Each individual ignition coil is in electrical communication with the electronic control unit. The multiple coil distributor provides a spark for an internal combustion via obtaining the multiple coil distributor, installing the multiple coil distributor within the engine compartment of a car, rotating the trigger wheel, signaling the electronic control unit via the sensor mechanism when the trigger wheel is a selected position and sparking a selected ignition coil corresponding to a selected spark plug via the electronic control unit.

The invention discloses a distributed loading control system, which adopts a distributed loading domain control unit, and is divided into a cab domain control unit, a tail domain control unit and an extensible domain control unit according to installation positions, and is characterized in that the loading domain control unit comprises a plastic shell, an operation button and a control panel; twoPINs are arranged on the loading domain control unit to serve as address lines; high and low levels are input for distinguishing; the cab domain control unit collects opening and closing signals, cabcontrol buttons, interface addresses and loading system model selection information, and a driver is informed of the working state of a loading system through sound and an indicator lamp. The tail domain control unit collects opening and closing signals, a vehicle tail control button, an interface address and state data of a loading executing mechanism and controls the loading executing mechanismto act. According to the invention, the loading function can be flexibly selected through the electrical function interface of the loading domain control unit, and the system can be suitable for various pure electric special vehicles without changing the loading control system, and is convenient and reliable.

A portable information handling system rotationally couples main and lid housing portions to each other with a hinge having opposing faces. One of a first or second antenna set disposed on the opposing faces is selected to support wireless communication by a radio disposed in the housing based upon the rotational orientation of the hinge. Optimal antenna selection is confirmed by comparing return signal strength indicator or bit rate error of the first and second antenna sets.

The invention belongs to the technical field of modern agriculture and discloses a gantry type hyperspectral image collecting system for gardening plantlet crops. A servo motor is fixed to the upper portion of a support through bolts, the servo motor is connected with a movable platform through a synchronous belt, two ends of the movable platform are in slide connection with slide rails, and the slide rails are arranged on two sides of the upper portion of the support; a hyperspectral camera, a micro computer, a battery and an initiative light source lamp are fixed to the movable platform through bolts; the hyperspectral camera is connected with the micro computer through an optical fiber, the micro computer is connected with a notebook computer and the like through WiFi (Wireless Fidelity), and the notebook computer can control the hyperspectral camera to collect images and the servo motor to drive the movable platform to move. The gantry type hyperspectral image collecting system disclosed by the invention can collect hyperspectral images of varieties of gardening plantlet crops and is simple in structure and convenient to operate.

The invention discloses a driver for a radar servo system. The driver is used for driving a direct current motor or an alternating current motor. The driver comprises a control module, a drive module, a communication module, an analog input/output module, a digital quantity input/output module, a position/speed detection module, a human-machine interface module, a power module, a current detection module and a detection and protection module. The control module is connected with the parts of the driver and used for conducting coordination control over the parts of the driver so as to drive the motor. The drive module is used for driving and controlling the motor. The communication module is used for controlling communication between the driver and the motor. The position/speed detection module is used for detecting the position and the speed of the motor. The current detection module is used for detecting the magnitude of two-phase currents output by the drive module, converting the two-phase currents into voltage signals and then transmitting the voltage signals to the control module for current loop closed-loop control. The detection and protection module is used for monitoring currents and voltages of the driver.

The invention relates to a method for realizing optional upgrade of a wireless access box by a network port. The method comprises the following steps: detecting whether the wireless access box needs to be upgraded by a PC, if so, sending a communication link handshake instruction, then analyzing a data packet after receiving a handshake success data packet, extracting a characteristic message of the wireless access box and prompting a user to select the option to be operated by the PC; then forming a data packet by the user option and parameters needed by completing the user option, and sending the data packet to the wireless access box; and analyzing the data packet, then executing corresponding operation, and returning an execution result by the wireless access box. The method reduces stations and cables, and improves downloading speed and production efficiency in production on one hand, and reduces external interfaces of the wireless access box when the user uses the wireless access box on the other hand. A single data cable does not need to be provided for a client so as to simplify the user operation, which can effectively improve satisfaction degree of the user.

A rear brake device of a vehicle is provided. A service brake caliper (50) and the parking brake caliper (hereinafter called P caliper) (90) are supported by a swing arm (20) rotatably supporting therear wheel (WR). The service brake caliper (50) and the P caliper (90) are configured to brake the brake disc (36). In the rear brake device of the vehicle, the service brake caliper (50) and the P caliper (90) are fixed to a stay member (40), the stay member (40) being supported by the swing arm (20). At least some of the service brake caliper (50) and the P caliper (90) are arranged in positionsforward of a vehicle body and upward of the vehicle body from an axle (37) of the rear wheel (WR). A first boss (54) and a third boss (93) are arranged on a straight line (L) passing through a centerpoint (O) of the axle (37).

There is provided a nuclear magnetic resonance probe in which the loss caused by a high frequency cable between a probe coil and a preamplifier is reduced and the sensitivity of an NMR signal is improved. A changeover switch for NMR probe is divided into a switch part including switch elements and a filter part for filtering a switch control signal and an RF transmission signal. The switch part is disposed in a probe body inserted in a magnet of the probe. The filter part is disposed near a measurement apparatus located outside the probe. As for the switch part, a section structure of thickness and width is reduced in conformity with a narrow and slender shape of the probe body. The length of a high frequency cable between the probe coil and the preamplifier is shortened remarkably, and consequently the loss can be reduced.

The invention discloses a node power supply method and device of a multi-node server. The method is applied to a hard disk backplane in the server. The method comprises the following steps that the hard disk backplane can firstly receive a power supply voltage provided by a power supply distribution board; and then, the received power supply voltage can be distributed to each node of the multi-node server. Therefore, the power distribution board is no longer used in the present application to directly unify the distribution power supply for each node of the server, while the power supply voltage provided by the power distribution board is received through the hard disk backplane, and then the power supply is centralized for each node of the multi-node server, thereby meeting the requirement that nodes in some multi-node servers are easy to plug and unplug, and reducing the modular design requirements of cables.

The invention provides an interface multiplexing circuit and an LED control device. The circuit comprises: a dimming signal conversion unit which receives a dimming signal or a half-duplex communication signal from a communication/dimming multiplexing interface; a half-duplex communication unit that shares the communication/dimming multiplexing interface with the dimming signal conversion unit toreceive a dimming signal or the half-duplex communication signal from the multiplexing interface; and a processing unit which is electrically connected with and receives output signals of the dimmingsignal conversion unit and the half-duplex communication unit so as to determine whether the interface multiplexing circuit is in a dimming mode or a communication mode. According to the technical scheme, the same interface not only has a general dimming function, but also has communication and digital dimming functions, cables of input interfaces are effectively reduced, the cost is greatly reduced, the use safety of a lighting system is improved, the application is simpler and more convenient, and the compatibility is better.

The invention discloses a special telephone for a set-top box. The special telephone comprises a common telephone, a voice conversion module, a cable and a standard interface, wherein the voice conversion module is used for converting audio and control signals into two-line public switched telephone network (PSTN) signals; the cable is directly connected with the voice conversion module; and the standard interface is formed at the other end of a cable body and is used for being connected with the set-top box. According to the embodiment of the invention, the special telephone is manufactured by adding the voice conversion module on the common telephone and is provided with one cable, so the cables and the interfaces between the set-top box and the telephone are reduced, the cost is reduced, and the communication quality and the using convenience are improved at the same time.

The embodiment of the invention provides an anti-condensation refrigerator and a control method. The anti-condensation refrigerator comprises a box body, a door body, a control module, a heating wire,a radio receiving device, a first control circuit, a radio transmitting device, and a second control circuit, wherein the door body is arranged on the box body, the control module is used for controlling operation of the refrigerator, the heating wire is arranged on a door frame of the door body and is used for heating and rising the temperature, the radio receiving device is used for providing energy for the heating wire, the first control circuit is electrically connected with the heating wire and the radio receiving device and is used for controlling the radio receiving device to work, theradio transmitting device is arranged at a side plate of the box body and is matched with the radio receiving device and used for transmitting the generated energy, and the second control circuit isconnected with the radio transmitting device and used for controlling the radio transmitting device to work. The anti-condensation refrigerator and the control method thereof can not influence sealing by the refrigerator door frame and can avoid wiring difficulty.