48results about How to "Implement switching control" patented technology

A non-cooperation game resource allocating-based 3G (the third generation telecommunication) / WLAN (wireless local area network) heterogeneous network accessing control method belongs to the technology of a wireless heterogeneous network, and solves the problems such as low network effectiveness, unbalanced resource allocation in each area and low resource utilization rate in the existing heterogeneous network resource allocating and accessing control. The method comprises the steps of establishing a 3G/WLAN non-cooperation game model to obtain an effectiveness expression of the WCDMA (wideband code division multiple access), the TD-SCDMA (time division-synchronization code division multiple access) and the CDMA (code division multiple access) 2000, solving the non-cooperation game Nash equilibrium solution of the three networks as the optimal time solution of the total network effectiveness in the whole service area and proving the uniqueness of the Nash equilibrium. The bandwidth in each covering range is obtained according to the allocating result of the CDMA, TD-SCDMA and the CDMA2000 network game sources, the rest bandwidths of the WCDMA, TD-SCDMA, the CDMA2000 and the WLAN network are computed, the accessing of a new user and the switching of the user in the network are judged and the method is suitable for the field of the wireless heterogeneous network.

The embodiment of the invention discloses a system for achieving wireless resource management in a multi-system communication network and a method thereof. The system provided by the embodiment of the invention comprises a wireless resource management unit and a CRRM unit of a plurality of different single systems, wherein, the wireless resource management unit is used for reporting wireless resource information of each single system communication network to the CRRM unit and the CRRM unit is used for centralized management of wireless resources of the multi-system communication network on the basis of the wireless resource information. According to the provided proposal of each embodiment of the invention, the centralized management of wireless resources of the multi-system communication network is achieved by introducing the CRRM unit to the multi-system communication network; loading conditions and system operation state of the multi-system communication network can be completely controlled; real-time control and integrated optimization of the wireless resources of the multi-system communication network can be realized, thus making the best use of the wireless resources of the multi-system communication network and protecting investment of operators.

The invention discloses a multi-channel switching control method and device in a heterogeneous industrial network environment. According to the multi-channel switching control method and device in the heterogeneous industrial network environment, an industrially applied communication mode in the scene can be borne by a complex heterogeneous network, a business side can deploy a specific application independent of a specific communication technology, and business applications can be subjected to seamless switching in different network environments. Through the multi-channel switching control method and device in the heterogeneous industrial network environment, reliability and real-time performance of communication can be improved, and flexibility, reliability and real-time performance of business application deployment are improved. The multi-channel switching method and device realize switching control of multiple channels jointly by depending on not only interactive measurement between a terminal and a network, but also combined judgment of multilayer state acquisition and multiple strategies on a provided network and multiple control modes.

The invention discloses a display terminal, comprising a control instruction input module, an interface module and a data display control module, wherein the control instruction input module is used for receiving an operation control instruction input by a user; the interface module is respectively connected with an external mobile terminal and the control instruction input module, and is used for receiving image data transmitted by the mobile terminal and currently displayed on a screen of the mobile terminal, transmitting the image data to the data display control module, receiving the operation control instruction sent by the control instruction input module, and transmitting the operation control instruction to the mobile terminal; and the data display control module is connected with the interface module, and is used for receiving and displaying the image data sent by the interface module. Furthermore, the invention discloses an operation control method of the display terminal to the mobile terminal. With the adoption of the operation control method of the display terminal to the mobile terminal as well as the display terminal disclosed by the invention, a user can conveniently and reliably carry out various operation controls on the mobile terminal, such as a mobile phone, through the display terminal, so that the using experience of the user on the display terminal product can be enhanced.

The invention discloses a shower head spray switching structure which comprises a body component, a surface cover component and a commutator; the body component is provided with a water inlet channel;the surface cover component is provided with a water outlet nozzle communicating with the water inlet channel and is rotatably connected relative to the body component; the commutator is matched withthe water outlet nozzle to control the spray mode flowing out of the water outlet nozzle; and when the surface cover component rotates relative to the body component, the commutator rotates relativeto the water outlet nozzle, so that the spray mode flowing out of the water outlet nozzle is switched. With adoption of the technical scheme, the same water outlet nozzle can flow out different spraymodes through switching; the shower head spray switching structure is simple and compact in structure and can avoid the problem in the prior art that more water outlet nozzles need to be arranged; inaddition, when the surface cover component rotates relative to the body component, the commutator rotates relative to the water outlet nozzle, so that the spray mode of the water outlet nozzle is further controlled; and moreover, the commutator is driven to rotate to control switching of the water outlet spray, the structure is simple, and the function is reliable.

The invention discloses a method for controlling the display of multi terminals. The method comprises the following steps of selecting a master control terminal from all terminals according to the convenience and habits of a user, and determining a controlled terminal at the same time; accessing the master control terminal and the controlled terminal into a local area network, and acquiring network identification information of all the terminals; setting the position relations of all the terminals on the master control terminal by taking the network identification information of all the terminals as a unique identification; initiating all the terminals, sending a controlled request generated by the controlled terminal to the master control terminal, and controlling the controlled terminal by the master control terminal after receiving the controlled request. According to the method provided by the invention, the condition that one set of mouse and keyboard operates multi terminals is realized; the switching control of the mouse and keyboard between the master control terminal and the controlled terminal is realized; the switching control can be performed between different systems; the hardware cost is saved and the trouble of wiring is avoided.

The invention relates to the field of vehicle hybrid power, and discloses an automobile hybrid power assembly. The automobile hybrid power assembly comprises an engine, a dual-motor power module and adual-input shaft transmission. The dual-motor power module comprises a first motor, a second motor and transmission components, and the dual-input shaft transmission includes a first input shaft, a second input shaft and transmission devices. The engine is connected with the first motor and the second motor through the transmission components. The power output end obtained after mixing the engineand the first motor is connected with the first input shaft and transmits power to automobile wheels through the corresponding transmission device, and the power output end obtained after mixing theengine and the second motor is connected to the second input shaft and transmits power to the vehicle wheels through the corresponding transmission device. The automobile hybrid power assembly solvesthe problems that a hybrid power system in the prior art is complex in structure, high in electric energy consumption, poor in acceleration, poor in gear shifting quality and large in control difficulty.

A power switch control circuit is provided for power management in one-wire application. The circuit comprises a controllable switch coupled between an input node and an internal power node. A comparator is utilized for power loss sensing to close the switch when necessary to minimize the power loss while the input is low or floating. A watchdog circuit is incorporated within the control circuit to pull down the input node periodically to detect small leakage current when the input node is floating.

The invention discloses a control method and device and a terminal, and the method comprises the following steps: obtaining application operation data of a first application on a first terminal, the application operation data at least comprising time setting parameters for a second application on a second terminal; according to the time setting parameters, forming a control instruction, and the control instruction at least comprises control parameters related to time; and sending the control instruction to the second terminal, so that the second terminal controls a second application on the second terminal to switch a running mode under the condition that the terminal moment of the second terminal is matched with the control parameter, and the first application corresponds to the second application.

The invention discloses a safe and energy-saving electric welding machine control circuit system. The system comprises a power switch QS, an alternating current contactor KM, a welding transformer T and a relay KA, wherein the alternating current contactor KM and the normally closed contact KA1 of the relay KA are connected in series and then are connected with two ends of a primary coil of the welding transformer T in parallel; the normally open contact KM2 of the alternating current contactor KM is connected with the input end of the primary coil of the welding transformer T; capacitors C1 are connected with two ends of the normally open contact KM2 of the alternating current contactor KM in parallel; the system also comprises a resistor R1, a resistor R2, a resistor R3, a rectifying diode VD, a voltage stabilizing diode VS1, a voltage stabilizing diode VS2, a unijunction transistor VT, a capacitor C2 and a capacitor C3. By adopting the structure, the system can greatly reduce the no-load current of an electric welding machine, thereby reducing the energy consumption and achieving the purpose of energy conservation, and also can improve the safety of electric welding operation.

The invention relates to the field of industrial control, in particular to a method and a system for controlling an industrial monitoring redundant system with a gateway matched with a PLC (programmable logic controller), and the method comprises the steps: obtaining a triple at the current moment in real time; the method comprises the following steps: constructing a network prediction model, taking a triple at a historical moment as a training sample, marking the triple by utilizing phase-space reconstruction, and training the network prediction model to obtain a trained network prediction model; and inputting the triple at the current moment into the trained network prediction model, and outputting a switching result of the gateway and the PLC. According to the invention, the redundancy control of the gateway and the PLC can be realized, and the stability of the industrial monitoring redundancy control is ensured.

The invention discloses a gas purifying and filling positive and negative pressure gas circuit switching device and a using method thereof, and relates to the technical field of gas purifying and filling. According to traditional SF6 purifying and filling equipment, SF6 needs to be discharged to the atmosphere during filling and bottle replacement, potential personal safety hazards exist, the environment is polluted, and meanwhile, gas sources and time are wasted. The device comprises a main gas path pipeline provided with a vacuum pressure gauge and a pressure sensor; one end of the main gaspath pipeline is provided with a control valve and a self-sealing joint, wherein the self-sealing joint is connected to a gas cylinder through a hose, and the other end is three branch pipelines, wherein the three-branch pipelines are respectively provided with an electromagnetic valve and a self-sealing joint; and the three branch pipelines are connected to a vacuumizing opening, a recycling opening and a filling opening of the purifying and filling equipment through hoses respectively. Through switching of the control valves on different channels, the whole filling work of gas cylinder vacuumizing, pipeline flushing, pressure relief and liquid filling is achieved; and the pipelines are not disassembled and assembled in the operation process, so that it is ensured that gas is not discharged to the atmosphere, automatic switching of gas paths is achieved, and the working efficiency and the environmental protection safety are improved.

The invention discloses a rotatable umbrella which comprises a first connecting rod, a second connecting rod and a rotating shaft. The first connecting rod and the second connecting rod are connected through a rotating shaft, the rotating shaft is sleeved with the second connecting rod, the second connecting rod is movably arranged in the axial direction of the rotating shaft, and the first connecting rod and the second connecting rod have two states: the first state is that the second connecting rod is sleeved with the first connecting rod, and the second connecting rod is movably arranged in the axial direction of the rotating shaft; the first connecting rod and the second connecting rod integrally rotate in the circumferential direction; and in the second state, the second connecting rod is separated from the first connecting rod in a sleeving manner and can rotate relative to the first connecting rod in the circumferential direction. When in the first state, the umbrella is a common umbrella and cannot rotate; and when the umbrella is in the second state, the umbrella is a rotatable umbrella, so that the wind resistance during advancing is reduced, the ornamental value and the entertainment value are enhanced, the umbrella can be switched between the two modes, and the applicability of the umbrella is improved.

The invention discloses a commodity delivery sensing device for a vending machine. The commodity delivery sensing device for the vending machine comprises a shell, and delivering devices and sensing devices which are arranged on the shell; at least two accommodating grooves are formed in the shell; the front ends of the accommodating grooves are open ends; each delivering device comprises a ring belt, belt wheels, a top plate, a friction wheel, a reverse wheel, a dialling block and a motor; the belt wheels are arranged at the two ends of each accommodating groove; each ring belt surrounds the corresponding belt wheels; each top plate is arranged on the corresponding ring belt; each friction wheel is rotatably mounted at the rear end of the corresponding accommodating groove through a rotating shaft and is pressed against the corresponding ring belt; each rotating shaft is rotatably mounted on the shell and can rotate relative to the corresponding friction wheel; one end of each dialling block is mounted on the shell in a swinging manner; the other end of each dialling block is connected with the corresponding reverse wheel; each reverse wheel is mounted on the corresponding rotating shaft in a sliding manner; tooth grooves are formed in the two side surfaces of each reverse wheel; clamping teeth are formed on the side surface, opposite to the positions of the toothy grooves, of the friction wheel. The commodity delivery sensing device for the vending machine has the beneficial effects of simple structure, stable delivery and accurate detection.