51 results about "Wireless universal serial bus" patented technology

A power line communication (PLC) hub incorporates multiple network communication media and services for devices. Implementations can be plugged into an electrical outlet to furnish a single point for both electrical power and network connectivity. Each of the electrical outlets is tied through an electrical distribution system to a network through a conventional PLC bridge to provide network connectivity through the electrical distribution system using PLC technology. The PLC outlet hub can include various combinations of applications and / or services including Voice Over Internet Protocol (“VoIP”) gateway, media server, Internet router / gateway, Local Area Network (“LAN”), both wired and wireless voice and video conferencing capability, including a VoIP, Voice over WiFi (“VoWiFi”), Power Over Ethernet (“PoE”), Wireless 802.11a / b / g / n capability and (Wireless Universal Serial Bus “WUSB” / Ultra Wide Band “UWB”) wireless connectivity, and Blue Tooth. Versions of the PLC outlet hub can have an Ethernet IEEE 802.3 family (such as IEEE 802.3af) compliant power supply to furnish power to PoE enabled devices.

Provided are a method and apparatus for supporting multiple wireless universal serial bus (WUSB) hosts in coordinator-based wireless network. The method for supporting a plurality of wireless universal serial bus hosts in a coordinator-based wireless network, includes, receiving a request frame including information to request the role of WUSB host, from a specific device among devices that belong to the coordinator-based wireless network, allocating a channel whereby the device having sent the request frame can function as a WUSB host, and transmitting an information frame including information regarding the allocated channel to the devices that belong to the coordinator-based wireless network.

Methods and systems for processing data are disclosed and may include establishing a non-Bluetooth® connection between at least two Bluetooth®-enabled devices utilizing Bluetooth® protocol. Data may be communicated between the at least two Bluetooth®-enabled devices utilizing the established non-Bluetooth® connection. Data may be received via the established non-Bluetooth® connection. The received data may include uncompressed audio data. The established non-Bluetooth® connection may include a local area network (LAN) connection, a personal area network (PAN) connection, a wireless universal serial bus (USB) connection, and / or a wireless ultra-wideband (UWB) connection. The received data may be compressed prior to the communicating. The received data may be compressed utilizing sub-band coding (SBC). The compressed received data may be transmitted via the established non-Bluetooth® connection.

A method and apparatus for transmitting and receiving data via a WUSB. The method includes creating an integrated header used to transmit data to an external device, wherein the integrated header has a minimum number of fields selected from a plurality fields of headers; and transmitting a packet including the integrated header and a payload containing the data to the device. The packet size can be reduced by using the integrated header.

A wireless universal serial bus (WUSB) security is provided. A method of providing a session key to be used during a session between a host and a device creates the session key based on a seed key stored in a region that is not allowed by the device; and provides the session key to the device. Therefore, a user does not need to distribute information necessary for creating the session key(i.e., a connection context) to a guest device.

A method and apparatus for wireless universal serial bus (WUSB) communication are provided. The communication method for a host includes allocating a dedicated channel interval, which is an interval in which an allocated device can use the channel of the wireless interface exclusively, to the allocated device from among devices connected through a wireless interface; transmitting information on the allocation to the allocated device; and communicating exclusively with the allocated device during the exclusive channel interval, such that micro-scheduling is not needed in this interval, which improves the throughput of the WUSB communication.

The invention discloses Internet of Things terminal equipment and a business processing method thereof. The Internet of Things terminal equipment comprises a mobile terminal and an Internet of Things application device, wherein communication ports are respectively arranged in the mobile terminal and the Internet of Things application device, and the mobile terminal and the Internet of Things application device are in communication connection through the corresponding communication ports. Each communication port comprises a wireless universal serial bus (USB) port and a Bluetooth port. The mobile terminal is used for communication with an Internet of Things management platform and instructing the Internet of Things application device to carry out application processing on Internet of Things information. The application processing comprises the steps of collecting, processing and / or outputting. The Internet of Things application device is used for carrying out application processing on the Internet of Things information according to indication of the mobile terminal. According to the Internet of Things terminal equipment and the business processing method thereof, workload for development of the terminal equipment of the Internet of Things is reduced, development cycle is shortened, and cost of the terminal equipment of the Internet of Things is reduced.

A host apparatus capable of connecting with one or more devices using a wireless universal serial bus (WUSB) and a method of connecting the host apparatus to one or more devices. The method includes receiving a connection request signal for connecting to the host apparatus from one of the devices; and selectively responding to the connection request signal of the device according to preset device information. Accordingly, the host can be selectively connected with the device according to the preset connection option of the device. Hence the device can be connected with the host apparatus only when a user wants, and thus user convenience increases in using and managing the device through the host apparatus in the USB environment.

A method of allocating a channel time period for peer-to-peer communication in wireless universal serial bus (WUSB) communication is provided. The method includes: receiving a peer-to-peer request message requesting peer-to-peer communication from a first device during a device notification time slot (DNTS); and allocating a channel time period for peer-to-peer communication to the first device by generating a device-to-device channel time allocator (CTA) in a microscheduled management command (MMC). The device-to-device CTA allocates a time slot for peer-to-peer communication. Accordingly, it is possible to enable WUSB devices to peer-to-peer communicate with one another.

A wire adapter in a Wireless Universal Serial Bus configuration includes endpoints bound to communication constructs for communicating with discrete identified endpoints of downstream devices. A Virtual Pipe system is provided for the wire adapter to manage the communications pathways between a host and a downstream device connected to the wire adapter. The system provides for establishing data pathways through previously unused endpoints in the wire adapter.

A communication method of a host apparatus capable of connecting with a device by using a Wireless Universal Serial Bus (WUSB) includes operations of receiving a connection request signal from the device to be connected to the host apparatus, according to a determination of whether a request to perform an operation in the device occurs in the host apparatus, selectively responding to the connection request signal to connect the device thereto, and performing data communication with the device to perform the operation. According to the communication method, the host apparatus is connected to the device when the host apparatus uses the device, to improve effective and convenient use of the device.

The invention relates to a method for realizing a plug-and-play somatosensory handle in an Android system. The method comprises the following steps: acquiring motion acceleration data from a gravity acceleration sensor by using a wireless somatosensory handle and transmitting the motion acceleration data to a wireless universal serial bus (USB) receiver by using a wireless transmission module; and after the wireless transmission module receives the motion acceleration data, simulating a rocker three-axis data of a usb joystick to an android system; and running a somatosensory game in the android system, acquiring the rocker three-axis data through a Motion Event interface of android frame work, translating into somatosensory data required by the somatosensory game, and performing action identification and control. The plug-and-play somatosensory handle is realized, the modification of bottom drive and framework support of a preinstalled android system is avoided, and a large amount of cost of development, test, adjustment and communication is reduced.

A wireless universal serial bus (WUSB) apparatus and an operating method thereof includes a WUSB host inserting time information about when a next micro-scheduled management command (MMC) packet will be sent in a WUSB channel stop information element (IE), generating and sending an MMC packet including the WUSB channel stop IE to a WUSB device, the WUSB device receiving the MMC packet including the WUSB channel stop IE from the WUSB host, extracting the time information from the WUSB channel stop IE about when the next MMC packet will be sent, and performing synchronization with the WUSB host based on the time information.

The invention relates to a wireless universal serial bus (USB) upgrading system. The system is characterized by comprising an equipment end component and a personal computer (PC) end component, wherein the equipment end component comprises a USB expansion interface, a first radio frequency (RF) wireless module and a first micro-programmed control unit (MCU) microprocessor module; and the PC end component comprises a USB interface, a second RF wireless module and a second MCU microprocessor module. Compared with the prior art, the system has the advantages that: a radio signal connecting system is connected with wired USB equipment and a PC host computer, so that upgrading cost is low, performance is reliable, the system is suitable for most wired USB equipment and is easy to popularize; and the conventional wired USB equipment is fully utilized, and the waste of electronic components and pollution on the environment are avoided.

A method for switching a dual role device (DRD) between the roles of a host and a device is provided. In the role switching method, when there is a request from a DRD desiring a role switch, a partner DRD may switch its own role. The role may be switched based on a plurality of consecutive micro-scheduled management commands (MMCs) or based on specific bit values included in a wireless universal serial bus (W-USB) application specific information element (ASIE) of a beacon slot. Therefore, the role switching method may reduce overhead by not having to simultaneously and continuously maintain a default link and a reverse link. The DRD may perform the role switching method.

The invention relates to the field of electronic information technologies, and particularly relates to a CCID (USB (universal serial bus) chip / smart card interface devices) protocol processing circuit which comprises an STM32F103CBT6 processing chip, a serial port chip, an IC (integrated circuit) card reader-writer, an USB interface of a PC (personal computer), a crystal oscillator, a capacitor, a resistor and CCID protocol processing software. Compared with the prior art, the invention has the advantages that the USB interface is used for communicating with the PC, and a serial port is used for communicating with an original serial port IC card reader-writer, thereby transforming the serial communication of the IC card reader-writer to the USB communication; and the CCID protocol processing software is utilized to virtualize an IC card socket into different CCID devices, thereby realizing the independent operation of the devices and facilitating the operation of a user.

The invention discloses an FPGA-based USB to multilink interface circuit and mainly solves the problem that an existing single USB cannot be converted into a multilink interface. The FPGA-based USB to multilink interface circuit comprises a USB data transfer unit (1), a down data reading unit (2), a down data analyzing unit (3), N down FIFO (first in first out) memory units (4), N down Link Port units (5), N up Link Port units (6), N up FIFO memory units (7), an up data writing-in unit (8) and a state machine unit (9). The USB data transfer unit (1) extracts and stores USB data in the down FIFO memory units (4), and then the down Link Port units (5) send the data to an ADSP (advanced signal processing) unit; the up Link Port units (6) extract and store Link Port data in the up FIFO memory units (7), and then the USB data transfer unit (1) converts the data into USB data. The FPGA-based USB to multilink interface circuit has the advantages of simple structure and fast speed and is applicable to USB to multilink interfaces.

Disclosed is a wireless universal serial bus system that includes a device; a first host communicating with the device according to a wireless universal serial bus protocol; and a second host communicating with the device according to a wireless universal serial bus protocol, wherein when the first host receives a beacon from the second host, the first host provides new host information read out from the beacon to the device.

The invention discloses a network camera, which comprises a shooting module, a video conversion module, an audio conversion module, a microprocessor and a signal transmitting module connected with the microprocessor. The microprocessor is used for synthesizing and compressing the signals transmitted by the video conversion module and the audio conversion module into universal serial bus signals. The signal transmitting module is used for converting the universal serial bus signals into wireless universal serial bus signals. The network camera acquires the universal serial bus signals through the microprocessor, and coverts the universal serial bus signals into the wireless universal serial bus signals through the signal transmitting module.

The invention relates to the substation equipment contact temperature monitoring technologies, in particular to a bus network platform for online monitoring of substation equipment contact statuses, and solves the problems that the existing substation equipment contact temperature monitoring platform is unstable in transmitting, poor in transmission reliability, poor in interference resistance, difficult to wire, poor in measurement accuracy, poor in measurement safety, high in maintenance cost and low in measurement precision. The bus network platform for online monitoring of the substation equipment contact statuses comprises two acquisition layers, a transmission layer and a monitoring layer; each acquisition layer comprises m SAW (surface acoustic wave) temperature sensors, m small normal helical antennas, a helical-arm dipole antenna, a wireless temperature acquirer and a wireless universal serial bus; the m small normal helical antennas, the helical-arm dipole antenna and the wireless universal serial bus jointly form a bus topological structure. The bus network platform for online monitoring of the substation equipment contact statuses is applicable to substations.

The invention relates to a buffer management method. The buffer management method comprises the following steps of: providing an isochronous IN endpoint in a WUSB device; providing a buffer for the IN endpoint in a memory of the WUSB device; providing a plurality of register blocks in the memory of the WUSB; receiving a write request of data sections at the IN endpoint; storing the data sections in the buffer; connecting one of the register blocks to certain continuous data sections; and determining additional packet information required by packets with WUSB isochronous formats for preparation in each connected register block to each packet required by a transmission window.

A communication method of a host apparatus capable of connecting with a device by using a Wireless Universal Serial Bus (WUSB) includes operations of receiving a connection request signal from the device to be connected to the host apparatus, according to a determination of whether a request to perform an operation in the device occurs in the host apparatus, selectively responding to the connection request signal to connect the device thereto, and performing data communication with the device to perform the operation. According to the communication method, the host apparatus is connected to the device when the host apparatus uses the device, to improve effective and convenient use of the device.

Disclosed is a wireless universal serial bus system that includes a device; a first host communicating with the device according to a wireless universal serial bus protocol; and a second host communicating with the device according to a wireless universal serial bus protocol, wherein when the first host receives a beacon from the second host, the first host provides new host information read out from the beacon to the device.

The invention relates to power transmission equipment monitoring technologies, in particular to a power transformation equipment comprehensive state wireless monitoring system based on passive sensing. The problem that an existing power transmission equipment monitoring system is unstable in data transmission, low in data transmission speed, poor in data sharing performance, poor in data collection comprehensiveness, poor in data collection real-time performance, poor in running stability, high in maintenance cost and high in mounting difficulty is solved. The power transformation equipment comprehensive state wireless monitoring system based on passive sensing comprises a capacitive electric field energy collecting device, a rectifier, a DC / DC convertor, SAW oil quality sensors, high-voltage charged sensors, wireless data collectors, a substation IED, a substation CAC, a monitoring host, a database server, a locking controller, a computer key, a five-prevention master station, a five-prevention lock, a wireless universal serial bus, a CAN bus and an infrared ray channel. The system is suitable for monitoring power transformation equipment.