81 results about "Power over Ethernet" patented technology

The invention relates to the technical field of simultaneous interpretation, and discloses a simultaneous interpretation data processing method and system based on a POE microphone array. The method comprises the following steps: synchronously acquiring multi-language original audio streams and meeting place environment noise spectrum features through a distributed microphone array powered by the Ethernet; after time domain framing is carried out on the audio stream, adaptive filtering is carried out by using a dynamic noise reduction weight coefficient to obtain a primary pure voice segment; dividing the multi-language speech endpoint detection model into independent speech units with language labels through a pre-trained multi-language speech endpoint detection model, and matching a corresponding acoustic model to generate a phoneme-level time alignment sequence; comparing and outputting a term replacement instruction stream in real time in combination with a simultaneous transfer term library, and generating an intermediate semantic representation vector after fusion; and the low-delay encoder converts the voice parameter sequence into a target language voice parameter sequence, and drives the waveform synthesizer to generate final simultaneous transmission audio. The method optimizes the whole process processing, gives consideration to the simultaneous transmission accuracy and real-time performance, and is suitable for a multilingual meeting place scene.

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.

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.

The embodiment of the utility model provides a power supply system of an industrial camera, the industrial camera and an image acquisition system. The power supply system of the industrial camera comprises a power over Ethernet (POE) module and a POE switch, the POE module is located outside the shell of the industrial camera; the industrial camera comprises a network transformer and a power supply module; the output end of the POE switch is connected with the input end of the network transformer, the power supply output end of the network transformer is connected with the input end of the POE module, and the output end of the POE module is connected with the input end of the power supply module. The POE module is independently arranged outside the industrial camera, so that the size of the industrial camera is reduced.

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.

The invention discloses an industrial control mainboard, a power supply control method, equipment and a storage medium, and relates to the technical field of Ethernet power supply, the industrial control mainboard comprises a PCIe slot electrically connected with a target power supply network card, a boost circuit, a power supply control circuit and a jump cap circuit connected between the boost circuit and the PCIe slot; the power supply control circuit is set to configure the jump cap circuit to be in an Ethernet power supply state when the Ethernet power supply network card is connected with the PCIe slot, so that Ethernet power supply voltage is provided for the Ethernet power supply network card connected with the PCIe slot through a power supply pin of the jump cap circuit; or when the standard equipment network card is connected with the PCIe slot, the jump cap circuit is switched from the Ethernet power supply state to the preset electrical suspension state so as to disconnect the electrical connection between the power supply pin and the PCIe slot, thereby realizing flexible configuration expansion application with low cost and high reliability.

A device with a PoE function and a power supply control method thereof are provided. The device includes a signal processing module, a PoE control module, and a main controller. The PoE control module is configured to determine whether to enable the PoE function based on a PoE control signal. When the PoE control module receives an enabled PoE control signal, the PoE function is enabled to generate a DC power supply which is applied to the second electrical signal. The main controller outputs the PoE control signal to control an operation of the PoE control module based on a first status signal indicating a connection state of an optical signal and a second status signal indicating a signal intensity of the optical signal. When the main controller receives the first and the second status signals being enabled, the main controller generates the enabled PoE control signal to enable the PoE function.

In one embodiment, a method includes receiving a request from a powered device for power to be supplied from power sourcing equipment to the powered device; granting, in response to the request, provisional power to the powered device; receiving, an authentication request from the powered device to authenticate the powered device and reserve power; analyzing user data and device data to determine an authentication status for the powered device; denying power within a power budget for the powered device in response to the analyzing determining that the authentication status for the powered device corresponds to a failed authentication; and using an authenticated-power-profile to determine one or more actions to be performed with respect to the powered device having the failed authentication, in response to a defined number of failed authentications or an expiration of a timeout period defining an amount of time allowed to authenticate the powered device.

A motorized roller shade configured to connect to a power-over-Ethernet network includes a motor for rotating the shade to roll and unroll shade material to and from a roller tube to raise and lower the shade. A bank of ultra-capacitors positioned in the roller tube provides power to the motor and to logic and control circuitry also positioned within the roller tube. The logic and control circuitry charges the ultra-capacitors though power derived from the power-over-Ethernet network, without any power-over-Ethernet switches in the network to provide additional power, and controls the operation of the motor to achieve a desired target velocity. Synchronized operation of multiple motorized roller shades is achieved though autonomous operation of the shades by their corresponding logic and control circuitry. In exemplary embodiments, a lighting element controlled by the logic and control circuitry allows controlled lighting of the shade.

Single Pair Ethernet (SPE) devices and conventional Ethernet devices configured for 2-pairs or 4-pairs of wires are not compatible with each other. A media converter is provided to interface between SPE devices and conventional Ethernet devices. The media converter is configured to also interface between a SPE device that transmits power over the SPE cable, also called Power over Data Lines (PoDL), and an Ethernet endpoint device that receives power over a Power over Ethernet (POE) cable. The media converter includes a SPE connector, a first transformer, a first PHY device, a second PHY device, a second transformer, a multi-pair Ethernet connector (e.g., RJ45 connector), a clock, and a power supply.

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 relates to the field of communication technology and discloses an optical module Ethernet power supply component, an optical module, and a communication device. The optical module Ethernet power supply component includes a first connector for electrical connection to a motherboard, a second connector for electrical connection to an external transmission cable, and an intermediate connector connecting the first and second connectors. The intermediate connector provides electrical conductivity between the first and second connectors. This optical module Ethernet power supply component, optical module, and communication device improve upon the problem of requiring two separate line installations (optical fiber and electrical cable) for device terminals, which is cumbersome, time-consuming, and costly in terms of power supply.

Systems and methods for automatically testing a network switch are disclosed according to various embodiments. In one example, a method for automatically and simultaneously testing Power over Ethernet (PoE) ports and traffic throughput of a network switch is disclosed. A data traffic is generated by a network tester with a predetermined speed based on a configuration of the network switch. The data traffic is directed through the PoE ports of the network switch. At least one PoE tester connected to the network switch via the PoE ports of the network switch is configured, e.g. by a test application running on a test computer. A first result of testing the PoE ports is obtained by the test computer from the at least one PoE tester. A second result of testing the traffic throughput of the network switch is obtained by the test computer from the network tester.

Disclosed are POE cards having a PCIe edge connector, configured to couple to a PCIe edge connector slot of a computing device, to receive power from a power supply. The card also includes an Ethernet interface device having ports for connection to POE capable devices through Ethernet cables. A DC-DC converter is configured to boost a voltage of power received at least partially through the PCIe edge connector from a first voltage to a second voltage. A POE controller is coupled between the Ethernet interface device and the DC-DC converter and is configured to control delivery of power to the POE capable devices connected to the ports. A switch is coupled to the Ethernet interface device to provide data communication between the computing device, coupled to the POE card through the PCIe edge connector, and a network or the POE capable devices connected to the ports.

A vehicular vision system includes a camera disposed at a vehicle and an electronic control unit (ECU) disposed at the vehicle remote from the camera. The ECU links to a vehicle network bus of the vehicle. The camera is connected to the ECU via an image data transmission line, which includes (i) a power-over-coaxial image data transmission line or (ii) a power-over-ethernet image data transmission line. The image data transmission line (i) transmits image data captured by the camera to the ECU and (ii) delivers electrical power from the ECU to the camera and (iii) communicates a control signal from the ECU to the camera. Captured image data is processed at the ECU for at least one driver assistance system of the vehicle. Filtering circuitry that filters electrical noise arising at least from delivery of electrical power via the image data transmission line from the ECU to the vehicular camera.

The invention discloses a power receiving device and a power over Ethernet system, and the power receiving device comprises a power receiving device controller which is connected between a DC input voltage and a first reference ground, is used for communicating with a power supply device, and comprises a first output end with a current output capability; the DC-DC conversion module is used for converting a DC input voltage into a DC output voltage to supply power to a load and comprises a first transistor and a DC-DC controller, and the DC-DC controller is connected with a second reference ground; the DC-DC controller comprises a switch control circuit used for controlling on and off of the first transistor and a power supply end used for providing power supply voltage for the switch control circuit. The first energy storage element is connected between the power supply end and the second reference ground. Wherein the first output end is connected with the power supply end, so as to realize the start control of the switch control circuit, thereby realizing the start control of the DC-DC conversion module. The circuit is simple in structure and can accurately carry out start control.

A system comprises a power-over-ethernet (POE) network switch; an intelligent power distribution hub and gateway (IPDHG) configured to communicate with the POE network switch; a rechargeable battery configured to be recharged by the POE network switch; and one or more low duty cycle devices configured to communicate with the IPDHG, wherein the one or more low duty cycle devices are charged by the rechargeable battery.

1. Name of the product in this design: Industrial Switch. 2. Application of this design: This design is used for network data exchange, transmission, photoelectric conversion, and Ethernet power supply. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A method is provided that includes grouping a plurality of ports at power sourcing equipment receiving pulse power and transmitting power from the group of ports at the power sourcing equipment to a power interface module operable to combine the power and provide an AC (alternating current) outlet configured to provide AC power to one or more devices.

The utility model provides a kind of solar ethernet power supply circuit board, it is related to circuit board technical field, for being powered and being supplied with network to external device simultaneously, comprising: solar receiving unit, external device power supply unit, external device network supply unit and network providing unit;Solar receiving unit, external device power supply unit, external device network supply unit and network providing unit are sequentially connected;External device includes: ethernet device;Solar receiving unit is used for, receives the solar energy of external input, converts solar energy into the high voltage corresponding to external device and exports to external device power supply unit;External device power supply unit is used for, powers external device;External device network supply unit is used for, supplies network to external device;Network providing unit is used for, provides network support for external device.In this way, power supply and network supply are simultaneously realized, the simplicity is improved, and maintenance cost is reduced.

The utility model provides network cable power supply equipment and a monitoring system formed by the network cable power supply equipment, and relates to the technical field of monitoring systems. The Ethernet interface comprises a first pin serving as a TXD + pin, a second pin serving as a TXD-pin, a third pin serving as an RXD + pin, a sixth pin serving as an RXD-pin, a fourth pin serving as a master-output-slave-input signal line MOSI pin, a fifth pin serving as a master-input-slave-output signal line MISO pin, a seventh pin serving as a GND pin and an eighth pin serving as a DC-5V pin. The eighth pin is connected with a 5V simple energy storage power supply circuit, the 5V simple energy storage power supply circuit comprises a power grid monitoring circuit and a switch control circuit, the power grid monitoring circuit is respectively connected with a power grid and the switch control circuit, and the switch control circuit is connected with a 5V energy storage device and a monitoring camera. According to the utility model, the 5V energy storage device is used for replacing an uninterruptible power supply, and the Ethernet interface is used for supplying power to the monitoring camera, so that the cost performance is high, and the popularization is facilitated.

A power-over-Ethernet (PoE) powered multichannel streaming audio amplifier includes a plurality of Ethernet ports each configured to be coupled to an Ethernet cable and capable of receiving power and audio data transmitted over the Ethernet cables. Power supply circuitry connected to the Ethernet ports is configured to combine and manage the power received at the Ethernet ports. A microprocessor subsystem powered by the power supply circuitry is configured to receive and process the audio data to generate output audio signals. A digital audio amplifier powered by the power supply circuitry amplifies the output audio signals received from the microprocessor system. A plurality of audio outputs connected to the digital audio amplifier are each configured to be connected to a different one of a plurality of speaker devices to transmit the audio output signals amplified by the digital audio amplifier to the plurality of speaker devices.

The present application relates to simultaneous interpretation technical field, disclose a kind of simultaneous interpretation data processing method and system based on POE microphone array.The method includes the synchronous acquisition of multilingual original audio stream and meeting environment noise spectrum characteristics by power over Ethernet distributed microphone array;After audio stream time domain framing, using dynamic noise reduction weight coefficient executes adaptive filtering and obtains preliminary clean speech segment;It is segmented into independent speech unit with language label by pre-training multilingual speech endpoint detection model, and phoneme level time alignment sequence is generated by matching corresponding acoustic model;Output terminology replacement instruction stream in real time by combining simultaneous terminology library comparison, generate intermediate semantic representation vector after fusion;It is converted into target language speech parameter sequence by low-delay encoder, and final simultaneous interpretation audio is generated by driving waveform synthesizer.The method optimizes whole process processing, and simultaneous interpretation accuracy and real-time performance are considered, and it is suitable for multilingual meeting scene.

A motorized roller shade configured to connect to a power-over-Ethernet network includes a motor for rotating the shade to roll and unroll shade material to and from a roller tube to raise and lower the shade. A bank of ultra-capacitors positioned in the roller tube provides power to the motor and to logic and control circuitry also positioned within the roller tube. The logic and control circuitry charges the ultra-capacitors though power derived from the power-over-Ethernet network, without any power-over-Ethernet switches in the network to provide additional power, and controls the operation of the motor to achieve a desired target velocity. Synchronized operation of multiple motorized roller shades is achieved though autonomous operation of the shades by their corresponding logic and control circuitry. In exemplary embodiments, a lighting element controlled by the logic and control circuitry allows controlled lighting of the shade.

The present technology includes a device that supports a variety of communication interfaces. In such devices, modes can be configured that balance quality of service (QoS) factors with energy consumption factors. For example, it may not be necessary to keep all interfaces fully powered to support a desired QoS. The present technology is further suited to power-limited environments, such as when a device is a power over Ethernet (PoE) device. As will be addressed herein, a PoE device can negotiate an amount of power that power sourcing equipment (PSE) will provide to the device, and in some environments, the amount of supplied power might be less than an amount of power required to fully operate the PoE device. More specifically, the present technology can pertain to a PoE gateway device having 4G and 5G interfaces (FR1 and FR2).

The invention discloses a PSE device control method, a PSE device, a power sharing device control method, a power sharing device and a computer readable storage medium, and relates to the technical field of Ethernet power supply. The method comprises the following steps that: PSE equipment establishes power supply connection with an input / output port of power sharing equipment through a power sharing daughter board; when the power supply of the built-in power supply is normal, the working mode of the PSE equipment is confirmed, and the working mode comprises a power expansion mode and a power sharing mode; under the condition that the PSE is in a power expansion mode, the mainboard can receive power supply from the built-in power supply and the power sharing equipment through the power sharing daughter board; and under the condition that the PSE equipment is in the power sharing mode, the built-in power supply can transmit power to the power sharing equipment through the power sharing daughter board. According to the invention, power allocation can be carried out on the PSE equipment, and various application scenes of multi-PSE equipment networking can be better coped with.

A circuit is provided comprising a first configuration register including a partner port value and an indicator, a second configuration register including a partner port value and an indicator, a first ethernet port associated with the first configuration register, the first ethernet port providing power over ethernet (POE) using a POE configuration in a plurality of POE configurations based on the values of the first configuration register, a second ethernet port associated with the second configuration register, and a management bus connection to receive values to store in the first and second configuration registers.

Disclosed in the present invention are a powered device and a power over Ethernet system. The power over Ethernet system comprises: a powered device controller, which is connected between a direct-current input voltage and a first reference ground, and is used for communicating with power sourcing equipment; and a switch power supply converter, which is used for converting the direct-current input voltage into a direct-current output voltage, and providing an output current to a post-stage load, wherein the switch power supply converter comprises a power switch tube and a switch power supply controller for controlling the turn-on or turn-off of the power switch tube, the switch power supply controller is connected to a second reference ground, and the first reference ground is different from the second reference ground. In the present invention, a powered device controller and a switch power supply controller are configured to be not commonly grounded, such that the sampling of an output voltage can be realized by means of a primary winding without the need to use an auxiliary winding in a circuit, thereby greatly reducing the production cost and manufacturing difficulty of the circuit.

An optical module, a communication device, and a Power over Ethernet (PoE) device are provided. The optical module includes a housing, an optical component, and a power supply component. The housing has a first socket and a second socket. The optical component also includes a first optical connector, an optical-to-electrical conversion component, and a second optical connector that are sequentially connected. The power supply component includes a first electrical connector, a power supply line, and a second electrical connector that are sequentially connected. The first socket is configured to insert a composite cable that matches the optical module. A power connector of the composite cable can be connected to the communication device by using the optical module, and the power connector of the composite cable does not need to be inserted into the communication device, so that panel space of the communication device can be reduced and miniaturization facilitated.