623results about "Data switching current supply" patented technology

The invention belongs to the technical field of power supply transmission, and relates to a POE-POF power supply transmission method and system, and a storage medium. The method comprises the following steps: collecting electric quantity data of POE-POF power supply transmission network nodes in real time, and extracting a dynamic power feature set; identifying an abnormal power loss event based on the feature set and extracting an abnormal mode feature; abnormal path nodes are positioned by combining a POE-POF power supply transmission network topological structure, voltage and current distribution parameters are optimized, and an optimized power distribution scheme is generated; dynamically adjusting voltage and current values of a power supply path, evaluating an energy consumption trend and generating a trend data set; and adaptively adjusting the electric quantity acquisition parameters according to the energy consumption trend, updating the acquisition configuration and circularly executing the steps. According to the invention, intelligent detection, accurate positioning and dynamic optimization of abnormal loss of the power grid are realized, the stability and energy efficiency of the power supply network are improved, and the method is suitable for fine management and energy-saving optimization of the intelligent power grid.

The invention discloses a line diagnosis method and circuit, and the method and circuit are used for a data communication system, and the method comprises the steps: detecting a first current on a high-side switching tube and / or a second current on a low-side switching tube; judging the states of the high-side switch tube and the low-side switch tube based on the detection result; and judging whether open circuit and short circuit exist at the line positive end and the line negative end and whether short circuit exists between the line positive end and the line negative end and the power supply voltage and the ground voltage based on the states of the high-side switch tube and the low-side switch tube. According to the line diagnosis method and the diagnosis circuit, the accuracy of fault diagnosis in the bus power supply and power-on process can be improved, false report and missing report of faults are reduced, and chip and line burnout caused by long-time overcurrent is avoided; by means of fault detection of the communication state, the line fault diagnosis precision in bus power supply communication is improved, false alarms and missing alarms are reduced, and overcurrent is avoided.

The invention discloses an intelligent power supply system for an integrated energy cabinet of a communication base station, and the system comprises a power supply parameter collection module which obtains parameters such as an input voltage fluctuation sequence and multipath load current data; the power supply feature extraction module performs fusion analysis on the parameters to generate a power supply feature vector set; the decision space construction module presets a power supply strategy knowledge base and a feature vector set, and establishes a power supply decision space index structure; the power supply decision module matches the optimal power supply strategy combination and outputs a first power supply control instruction set; the power supply execution module drives the power distribution unit to execute load power supply switching and storage battery charging and discharging control. The system comprises an energy pool module, an integrated photovoltaic device, a commercial power device and the like to realize access and dynamic distribution; the anti-countercurrent control unit ensures the energy flow safety; the zero-loss switch array regulates and controls an electric energy path to improve the efficiency; the power supply execution module drives multi-power-supply switching, security isolation and path switching, supports commercial power peak clipping, light stacking and off-peak power utilization, and improves the power supply reliability and energy efficiency of the base station.

System and method for improving the shaving experience by providing improved visibility of the skin shaving area. A digital camera is integrated with the electric shaver for close image capturing of shaving area, and displaying it on a display unit. The display unit can be integral part of the electric shaver casing, or housed in a separated device which receives the image via a communication channel. The communication channel can be wireless (using radio, audio or light) or wired, such as dedicated cabling or using powerline communication. A light source is used to better illuminate the shaving area. Video compression and digital image processing techniques are used for providing for improved shaving results. The wired communication medium can simultaneously be used also for carrying power from the electric shaver assembly to the display unit, or from the display unit to the electric shaver.

A fiber optic-based communications network includes: a power insertion device, connected to multiple fiber links from a data source, configured to provide power insertion to a hybrid fiber / power cable connected to at least one fiber link of the multiple fiber links; the hybrid fiber / power cable, connecting the power insertion device to a connection interface device, configured to transmit data and power from the power insertion device to the connection interface device; and the connection interface device, configured to provide an interface for connection to an end device via a power over Ethernet (POE)-compatible connection and to provide optical to electrical media conversion for data transmitted from the power insertion device to an end device via the hybrid fiber / power cable and the PoE-compatible connection.

Aspects of the present disclosure include a detection system, a method, and / or a base node for providing the electrical energy to a plurality of edge nodes, transmitting a sensor interrogation signal to at least one of the plurality of edge nodes in the detection system, receiving, in response to the sensor interrogation signal, sensor information, send the sensor information to a predictor configured to: receive sensor training data, train an artificial intelligence engine using the sensor training data, identify an anomaly and an action associated with the anomaly based on providing the sensor information to the artificial intelligence engine, and provide the action, and performing the action provided by the predictor.

The invention discloses a POE (Power Over Ethernet) switch and a resource allocation method, belongs to the technical field of communication resource deployment, and solves the problem that an existing method does not dynamically integrate dynamic factors such as equipment load characteristics, service types and emergency levels, so that an allocation strategy is single. Generating a dynamic to-be-allocated queue in combination with the equipment coding priority and the demand emergency level, determining a residual power allocation value in combination with the real-time power information by taking the operation fluency as a constraint, constructing a multi-target optimization model based on the residual power allocation value and the dynamic to-be-allocated queue, and solving the target allocation power of the switch port power receiving equipment; according to the method and the device, comprehensive analysis is performed by combining the multi-dimensional characteristics of the port power receiving equipment, so that the resource demand of the equipment is comprehensively evaluated, and the dynamic to-be-allocated queue is generated by combining the equipment coding priority and the demand emergency level, so that the balanced and reasonable allocation of the POE switch is realized, and the resource utilization rate is improved.

The invention discloses network side equipment, a power supply control method and a computer readable storage medium, relates to the technical field of power supply batteries, and aims to solve the problem of poor controllability of a power supply battery system of a communication machine room. The network side equipment comprises a power supply module, a base station communication alternating current load, a base station communication direct current load and a control unit, the power supply module comprises a battery, a bidirectional AC-DC conversion module, a bidirectional DC-DC conversion module, a first switch, a second switch and a third switch, and a first end of the bidirectional AC-DC conversion module is electrically connected with an external alternating current power supply through the first switch; the first end of the bidirectional DC-DC conversion module is electrically connected with the second end of the bidirectional AC-DC conversion module through the third switch, and the second end of the bidirectional DC-DC conversion module is electrically connected with the battery; and the control unit controls the on-off states of the first switch, the second switch and the third switch according to the first parameter so as to adjust the working state of the network side equipment. According to the embodiment of the invention, the controllability of the power supply working mode of the network side equipment can be improved.

The invention relates to an active inductor assembly for a power data system and a related method. An active inductor assembly for a data on power (DoP) system includes a first active inductor and a second active inductor. The first active inductor includes a first pass element and a first control circuit. The first control circuit is configured to control the first pass element such that (i) the first pass element simulates the first inductor in response to a change in voltage across the first pass element, and (ii) the first pass unit adjusts a voltage drop across the first pass element during steady-state operation. The second active inductor includes a second pass element and a second control circuit. The second control circuit is configured to control the second pass element such that (i) the second pass element simulates the second inductor in response to a change in voltage across the second pass element, and (ii) the second pass element adjusts a voltage drop across the second pass element during steady-state operation.

The invention discloses a communication base station configuration method and device, electronic equipment and a computer program product. Relates to the technical field of power supplies and configuration, and comprises the following steps: receiving base station data of a target communication base station in a historical time period to obtain M pieces of historical base station data, the M pieces of historical base station data at least comprising base station data, meteorological data, energy storage battery data, photovoltaic equipment data and energy storage equipment parameters; calculating a standby capacity lower limit value of the target communication base station by using the M historical base station data, taking the standby capacity lower limit value as a lower limit value of the initial capacity data, and constructing an initial configuration strategy of the target communication base station based on the lower limit value of the initial capacity data; and optimizing and adjusting the initial configuration strategy through an optimization algorithm to obtain a photovoltaic energy storage configuration strategy of the target communication base station. According to the invention, the technical problem that the communication base station is low in power supply efficiency and poor in stability after photovoltaic and energy storage configuration is carried out on the communication base station in the prior art is solved.

The invention discloses a PSE equipment control method, PSE equipment, an electronic device and a computer readable storage medium, and relates to the technical field of Ethernet power supply. The method comprises the following steps: switching on a power supply and connecting PD equipment; and carrying out handshake negotiation with the PD equipment by adopting each of the plurality of power supply modes in sequence, and when the handshake negotiation of the current power supply mode fails, switching to the next power supply mode to carry out handshake negotiation with the PD equipment, and when the handshake negotiation of the current power supply mode succeeds, using the current power supply mode to supply power to the PD. According to the method and the device, the PSE can be ensured to supply power to various PD devices, and the flexibility and the universality of the PSE device are improved.

This application provides an energy saving method for a network device and a network device, to reduce power consumption of the network device in an energy saving mode to a watt level. The network device includes a processor, a direct current power supply, a latch, and a chip. The method includes: The processor sends a first instruction to the latch. The first instruction instructs the latch to output a first signal, the first signal is for controlling the direct current power supply to turn off a power supply, and the direct current power supply is a power supplying source of the chip and the processor in the network device. The latch receives the first instruction sent by the processor. The latch outputs the first signal to the direct current power supply based on the first instruction. The direct current power supply turns off the power supply based on the first signal, and stops supplying power to the chip and the processor, so that the network device enters the energy saving mode.

Devices, systems, methods, and processes for operating illumination devices on network devices are described herein. Illumination devices, such as light-emitting diodes, on network devices can provide useful status information when being observed by a technician. However, these illumination devices are often not being looked at in large data centers. As such, energy is often wasted on powering these illumination devices. In order to avoid this wasted power usage and increase sustainability, various embodiments described herein turn off illumination devices, such as network indicator lights and overhead lights, as a default state and illuminates them in response to a specific need. This need can be in response to a work order as well as to illuminate a path form an access point of the server room to the target network device that requires work by the network technician. Dynamically engaging illumination devices associated with network devices can reduce overall power usage.

The invention discloses a performance test method and device for multi-POE (Power Over Ethernet) network port equipment and a readable storage medium. The method comprises the following steps: S1, establishing a test environment; S2, establishing communication connection between an upper computer and to-be-tested POE equipment; s3, issuing a communication parameter query instruction through the upper computer, obtaining communication negotiation parameters of each POE network port of the to-be-tested POE equipment, and judging whether the communication function of each POE network port is normal or not according to a preset communication standard; s4, a power supply parameter query instruction is issued through the upper computer, power supply parameters of all POE network ports of the POE equipment to be tested are obtained, output power is calculated, and whether the power supply function of all the POE network ports is normal or not is judged according to a preset power threshold; and S5, outputting a performance test result of each POE network port. The whole process is automatic, and cooperative control of multiple devices does not need to be manually intervened; and the test process can be terminated immediately when the test is abnormal, so that the test time of a single product is greatly shortened, and the test efficiency of batch production is improved.

The invention discloses an integrated communication service platform and an application method, the integrated communication service platform comprises a case and a backboard used for electrical signal interconnection between board cards, the backboard comprises a power supply back box slot, two power supply slots, an auxiliary control slot, a main control slot, two exchange slots and 11 expansion slots, and all slots are in signal connection through various buses; a power supply back box; a power board; an auxiliary control board; the main control board is used for the case control management center; the two exchange boards are used for data exchange and forwarding processing; and a plurality of expansion boards for assisting according to requirements. The system is deployed in a communication system, is a basic platform for realizing voice and data transmission communication in the communication system, realizes centralized and intelligent management of a network, realizes broadband / narrowband link fusion networking communication, solves the problems of low integration level, poor expansibility, low communication efficiency and inconvenience in maintenance of a traditional communication system, and meets the requirement of miniaturized installation.

The application provides a vehicle-mounted Ethernet communication plug-in. The plug-in comprises an MCU unit, a switching chip, a PHY chip, a high-speed signal connector and a power connector. The MCU unit is configured to configure and manage the switching chip. The switching chip is connected with the PHY chip, the high-speed signal connector and the power connector, and is configured to provide at least two gigabit Ethernet interfaces and at least nine first hundred megabit Ethernet interfaces. One of the two gigabit Ethernet interfaces provides DC48V standard POE power supply externally through the power connector, and the other one of the two gigabit Ethernet interfaces is connected with a vehicle-mounted main control unit through the high-speed signal connector. The at least nine first hundred megabit Ethernet interfaces are respectively connected with one service unit through the high-speed signal connector.

The application provides a reverse voltage protection circuit and a bus transceiver, and the reverse voltage protection circuit comprises a comparator, the input port and the output port of the circuit are connected with the input end of the comparator, the comparator is used for comparing the voltage of the input port and the output port, and outputs a comparison signal; a trigger circuit receives the comparison signal, turns on / off a MOS tube connected between the input port and the output port according to the comparison signal; and the MOS tube is used for preventing abnormal voltage of the output port from flowing back to the input port. By using the above circuit, the trigger circuit can be turned on or turned off by comparing the voltage of the input port and the output port, the MOS tube is controlled in the off state by the trigger circuit, the abnormal voltage is prevented from flowing back to the input port, the function of the high-voltage diode is replaced by the reverse voltage protection circuit, the use of the high-voltage diode is reduced, and the manufacturing difficulty and the manufacturing cost of the chip are reduced.

The invention relates to an electronic resource consumption measurement device (IPMx) comprising: a processor (P) and a memory (M); a modem (MIG), for transmitting and receiving data via at least one communication medium (PLC, RF) using a communication standard, used by a communication network of a resource provider to which the electronic resource consumption measurement device (IPMx) is connected;a virtualized communication function (VCF) management module (OMFCV), said management module (OMFCV) being configured to load, from memory (M), at least one virtualized communication function (VCF) to be executed by the modem (MIG), said at least one virtualized communication function (VCF) having been previously transmitted and / or configured, using a dedicated file (FFCV), from a controller (CONT) connected to the electronic resource consumption measurement device (IPMx) via the communication network. Figure 1;

This application discloses a device control method, a device, and a communication system, and relates to the field of communication technologies. The communication system includes a first device and a second device that are connected through an electro-optical composite cable. The electro-optical composite cable includes an optical fiber and a power supply cable, where the optical fiber is used to transmit a data signal, and the power supply cable is used to transmit a direct current. The first device is configured to send a first alternating-current signal to the second device through the power supply cable. The second device is configured to switch a running status based on the first alternating-current signal. The first alternating-current signal indicates the second device to switch the running status. This application is used for the communication system, and can resolve a problem that functions of devices in a current communication system are simple, and enrich functions of the first device and the second device in the communication system.

The invention discloses a high-efficiency equipment control network architecture, and relates to the technical field of network architectures, the high-efficiency equipment control network architecture comprises a PC host, a high-speed Ethernet, a lower-layer controller, bottom-layer equipment and a PLC, the equipment control network architecture takes the PC host as a basis, the high-speed Ethernet is connected with the lower-layer controller, the lower-layer controller and the bottom-layer equipment are controlled through RD232 and RS485 buses, and the PLC is connected with the high-speed Ethernet. The system has the advantages that the bottom layer equipment is provided with the independent power supply management module, the power supply mode is automatically adjusted according to the working state of the equipment so as to achieve the effects of saving energy and prolonging the service life of the equipment, and the system stability can be enhanced through independent network and signal transmission modes between the bottom layer equipment and the upper layer PLC; the system maintenance time and the maintenance cost are reduced, and the lower-layer controller has the data processing capability, so that the received data can be quickly analyzed and calculated, and the processed data can be accurately sent to the target equipment.

A power sourcing device measures a resistance between the “A” pairs of an Ethernet cable to determine a first signature resistance value and uses the first signature resistance value to determine whether the device is able to receive power over the Ethernet cable in a manner compliant with the IEEE Power over Ethernet standard. In response to determining that the device can receive power over the Ethernet cable compliant with the standard, the power sourcing device provides power to the device over the Ethernet cable as specified by the standard. In response to determining that the device is not able to receive power over the Ethernet cable as specified by the standard, the power sourcing device uses the first signature resistance to determine a power request for the device and then provides a power signal over the Ethernet cable to the device that is consistent with the power request.

This invention discloses an IO-Link slave device and an IO-Link system, relating to the field of communication technology. The key technical points are: the IO-Link slave device includes a first CLASS-B interface, a bidirectional power supply circuit, a control circuit, an IO module, and a signal output circuit; the first CLASS-B interface is connected to both the control circuit and the bidirectional power supply circuit; the control circuit is connected to the signal output circuit; and the IO module is connected to both the bidirectional power supply circuit and the signal output circuit. Specifically, if the first CLASS-B interface is connected to the CLASS-B interface of the IO-Link master device, the bidirectional power supply circuit is connected to the power supply terminal and the ground terminal of the first CLASS-B interface, so that the CLASS-B interface provides the power input for the actuator of the signal output circuit; if the first CLASS-B interface is connected to the CLASS-A interface of the IO-Link master device, the bidirectional power supply circuit is connected to the power supply terminal and the ground terminal of the IO module. This invention solves the problem that current IO-Link slave devices cannot be adapted to IO-Link master devices with CLASS-A interfaces.

The invention relates to an Ethernet power supply, which is used for being coupled with load equipment. The Ethernet power supply comprises a power supply device, an output control circuit, a path control circuit and a control module, when the output control circuit detects that the load device is not coupled to the output end of the Ethernet power supply, the path control circuit breaks the power supply path from the output end to the control module, and the output control circuit adjusts the output voltage to a first voltage, so that the control module enters a forbidden state. When the output control circuit detects that the load device is coupled to the output terminal, the path control circuit short-circuits the power supply path, and the output control circuit adjusts the output voltage to the second voltage, so that the control module enters an enabled state. The invention also relates to a step-down control circuit and a control method of the Ethernet power supply.

The invention relates to a device for connecting a communication device (100) to a 2-wire or 8-wire Ethernet communication system, comprising an interface element (102) for connection to a connection socket (101) comprising 8 contacts for a plug (C8, C4, C2) connected to a communication line. A control element (103) connected to the interface element (102) and connectable to the communication device (100) is provided to generate at least one signal (S1, S2) for switching an operating mode of the communication device. The control element (103) is configured to determine the occupancy of the contacts of the connection socket (101) by a plug (C8, C4, C2) plugged into the connection socket.Furthermore, the control element (103) is configured to generate a first signal (S1) for an Ethernet operating mode of the communication device (100) with multiple wire pairs (801-804, 401-402), at least when a first (1) and second contact (2) as well as a third (3) and sixth contact (6) are occupied. Furthermore, the control element (103) is configured to generate a second signal (S2) for a 2-wire operating mode of the communication device (100) when only the third (3) and sixth contact (6) are occupied.

A multipurpose wall outlet includes a support structure for mounting in a wall, at least one electrical outlet, a circuit board in communication with the output(s), and a connector to couple to a power source. An electronic processing module comprises the circuit board and a smart chip to provide electrical output transmission. The circuit board further comprises a USB port to provide output power to USB-enabled devices which couple directly to the USB port, wherein the smart chip is programmed with electrical converter functions and wherein the universal serial bus (USB) is an electrical output.

The application discloses a control communication module dual-power supply circuit and a power supply method of an energy storage inverter system. When the main power supply is powered, the first grounding switch and the active element are turned on, the first power supply circuit supplies power to the control communication module, the active element is turned on to control the passive element to be turned on, the second grounding switch is turned on to be grounded, the voltage dividing grounding path divides and grounds to release pressure, and the auxiliary power supply controller is not powered on. When the auxiliary power supply is powered, the first grounding switch is turned off, the active element and the second grounding switch are turned off, the voltage dividing grounding path divides and grounds to power on the auxiliary power supply controller, and the second power supply circuit supplies power to the control communication module. The application can realize protection of the control communication module through the isolation module, meet the switching power supply demand of the main power supply and the auxiliary power supply, and prevent the battery pack from being damaged due to lack of power. The application does not need to arrange and control multiple groups of relay switching power supplies, saves interface resources, reduces the cost of relays, and effectively guarantees the service life.