12 results about "Network interface" patented technology

A port adapter for connecting zero or more network interfaces to a host system having a SPI-4 bus is disclosed. The port adapter comprises zero or more network interfaces; a SPI-4 bus coupled to a host system to provide a communication channel between the host and the network interfaces; a control bus coupled to the host system for controlling and monitoring the port adapter; and interface logic that interfaces the SPI-4 bus and the control bus to the network interfaces. Methods are provided for selecting and using one of a small plurality of different packet formats for various networking technologies, so that the port adapter can hide details of the technology that it handles from the host system, and for operating the host system's SPI-4 bus at one of several speeds based on bandwidth requirements of the port adapter.

This document describes an interactive object with multiple electronics modules. An interactive object (e.g., a garment) includes a plurality of conductive threads woven into the interactive object, and an internal electronics module coupled to the array of conductive thread. The internal electronics module includes a first subset of electronic components, such as sensing circuitry configured to detect touch-input to the grid of conductive thread. An external electronics module that includes a second subset of electronic components (e.g., a microprocessor, power source, or network interface) is removably coupled to the interactive object via a communication interface. The communication interface enables communication between the internal electronics module and the external electronics module when the external electronics module is coupled to the interactive object.

A method provides differentiated quality of service (QoS) by providing adaptive updates to media access control (MAC) layer parameters on a distributed basis. The method includes calculating a failure probability for a transmission over the network, determining a target value for determining a contention window according to a mapped function of the failure probability, and altering the contention window according to a scaling function of the target value. The mapped function and the scaling can provide QoS differentiation. A wireless device ensures fairness in a wireless time slotted network and includes a network interface card (NIC), a network driver interface, a network monitor, a statistics engine, and an adaptive parameter engine for determining a target value for determining a contention window according to a mapped function of the one or more probabilities to enable an alteration of the contention window and provide new parameters for the MAC layer.

A system configured to track, trace and monitor product. In some aspects, the system is configured to track product and capture product related information and includes a network interface configured to receive product related information over a network from a plurality of tracking devices located at a plurality of facilities. The system also includes a database configured to store the product related information from the plurality of tracking devices located at the plurality of facilities. The system also includes a processor configured to be responsive to and control at least the database and the network interface. The system also includes the processor and the database being further configured to implement blockchain technology with respect to the product related information to generate a blockchain ledger of the product related information.

In a method for testing a preboot execution environment (PXE) function of a NIC of a server, an IP address is allocated for the NIC by sending a DHCP offer message to the NIC in response to receiving a DHCP discover message from the NIC. TFTP parameters are provided to the NIC by sending a DHCP ACK message to the NIC in response to receiving a DHCP request message from the NIC. A connection based on a MTFTP or a TFTP between the BMC and the NIC is established according to the TFTP parameters. A PXE image file is provided to the NIC for downloading through the connection in response to receiving a request for downloading the PXE image file from the NIC, and the downloaded PXE image file is executed to test whether the PXE function of the NIC is normal.

The invention relates to a CSI based omnidirectional detection method suitable for the indoor environment. A traditional WiFi based indoor personnel detection scheme tends to use RSSI (Received Signal Strength Indicator) information, and common commercial AP and WiFi terminals can measure the RSSI information conveniently but have defects including large granularity and low time stability. According to the method of the invention, CSI replaces RSSI information, advantages including high time stability, high resistance to dynamic environment interference and high sensitivity to link around staff of the CSI are utilized, a power control machine based on a network interface card of the Intel 5300 series is used in the indoor environment, a fingerprint matching method is used, and indoor omnidirectional passive personnel sensing is realized. The method of the invention can be used to improve the personnel detection accuracy in the indoor environment and realize omnidirectional personnel detection in the indoor environment.

The invention discloses a robot controller having the identification function and an identification method of the robot controller. The robot controller comprises an MCU, multiple external interfaces and a network interface, wherein the MCU is connected with a host computer through the network interface, the MCU is connected with external equipment through the external interfaces, the external equipment is internally provided with an ID chip, and the MCU can read an identification code of the external equipment stored in the ID chip. The robot controller is greatly convenient for users to use.

The embodiment of the invention provides a method and device for creating a virtual router interface, a storage medium and equipment. The method comprises the steps that when a tenant network is addedto a virtual router, a three-layer agent L3 selects an unused first VF from a plurality of virtual functions VFs virtualized by a network card of a physical network corresponding to the tenant network to create a tenant network interface for the virtual router; the network attribute of the first VF is set based on the network attribute of the tenant network; when a gateway is set for the virtualrouter, the L3 agent selects an unused second VF from a plurality of VFs virtualized by a network card of a physical network corresponding to the gateway network to create a gateway interface for thevirtual router; and the network attribute of the second VF is set based on the network attribute of the gateway network. Therefore, the physical network card equipment can be directly used as a flow forwarding interface during message forwarding, so that the message forwarding path can be shortened, and the L3 network forwarding performance is improved.

The invention discloses an STM32-based embedded multi-axis motion control system, which comprises an MCU main board in multi-bus communication, a motion controller, a switch quantity interface circuit, a CAN interface circuit, an RS232 interface circuit, an RS485 interface circuit, a network interface circuit and an STM32F407 chip, wherein the motion controller, the switch quantity interface circuit, the CAN interface circuit, the RS232 interface circuit, the RS485 interface circuit, the network interface circuit and the STM32F407 chip are arranged on the MCU main board in a concentrated mode;the motion controller, the switch quantity interface circuit, the CAN interface circuit, the RS232 interface circuit, the RS485 interface circuit, the network interface circuit and the STM32F407 chipare connected; and the STM32F407 chip is internally provide with a u/ COS III real-time multitask management system. The control system of the invention can realize six-axis motion control, smooth and fast motion transition can be realized, the high-performance CPU chip is adopted, and the compatibility is good.

The invention relates to an exception recovery method and an exception recovery device for a device with a network interface card and a memory device. The method comprises the following steps: acquiring identification information of a network interface card device in the accessed device; acquiring state information of the network interface card device according to the identification information of the network interface card device; judging whether the network interface card device is exceptional or not according to the state information of the network interface card device; and unloading a driving program of the network interface card device and re-loading the driving program of the network interface card device if the network interface card device is exceptional. According to the method disclosed by the invention, a technical means for re-unloading the NIC (network interface card) device is adopted, the technical problem that the NIC device can become exceptional when a wireless Internet access data card is pulled out in a forced manner is overcome, and the technical effect of recovering the NIC device to the normal state without re-starting a PC (personal computer) is achieved.

The invention discloses a black box fire monitoring and alarming system for a ship. The black box fire monitoring and alarming system for the ship comprises multiple fire monitoring and alarming devices which are arranged on the ship, a black box and a fire monitoring and controlling computer, wherein the black box and the fire monitoring and controlling computer are arranged in a wheelhouse, each fire monitoring and alarming device comprises a fire monitoring controller module, a first CAN bus communication circuit module, a Flash memorizer module, a smoke detector, a heat detector and a manually-operated call button, a main control board, a power supply, a data storage unit and a communication unit are integrated in the black box, a central processing unit, a chipset, a CAN bus interface circuit module, an RJ45 interface circuit module and an internal storage are arranged on the main control board, and the communication unit comprises a second CAN bus communication circuit module, a short message gateway and a network interface card. The black box fire monitoring and alarming system for the ship is simple in structure, reasonable in design and high in degree of intelligentization, real-time detection is achieved, real-time transmission is achieved, rapid alarming is achieved, the occurrence rate of fire is decreased, the life safety of people is guaranteed, the use effect is good, and the system can be popularized and used easily.

The invention discloses an audio and video data transmission method fusing MESH and IP networks. The audio and video transmission method is based on the following system: a terminal device, an audio and video server and an audio and video client software module, wherein the terminal device integrates an audio and video encoding and decoding module and a gateway module and is provided with an audio and video interface and an IP network interface, the gateway module comprises an MESH network unit and an IP network unit; the MESH network unit of the gateway module maps a standard Ethernet two-layer interface and is bridged with a two-layer interface of the IP network unit; the audio and video encoding and decoding module of the terminal device transmits audio and video data to the gateway module of the terminal device in the form of an IP data packet; the gateway module of the terminal device transmits the audio and video data according to a set working mode; and if the working mode is set as a gateway mode, the IP network unit routes the audio and video data to an audio and video server of a public IP network.