WO2011076112A1

WO2011076112A1 - Access device, network device, access system and data transmission method

Info

Publication number: WO2011076112A1
Application number: PCT/CN2010/080083
Authority: WO
Inventors: 余承东; 林锦东; 余明; 林飞
Original assignee: 华为技术有限公司
Priority date: 2009-12-22
Filing date: 2010-12-22
Publication date: 2011-06-30
Also published as: CN102104554A

Abstract

An access device, a home gateway, an access system and a data transmission method are disclosed in the embodiments of the present invention. The access device disclosed in the embodiments of the present invention includes at least one Universal Serial Bus(USB) interface via which the data of USB transmission format are transmitted between the access device and network. The access device, home gateway, access system and data transmission method disclosed in the embodiments of the present invention can enable the data to be transmitted between the access device and network via the USB interface, so as to make wireless overlay more convenient and faster.

Description

Access device, network device, access system and data transmission method. The present application claims to be filed on December 22, 2009, with the application number 200910189240.X, and the invention name is "access device, home gateway, access system and data". The priority of the Chinese Patent Application, the entire disclosure of which is incorporated herein by reference. Technical field

The present invention relates to communication technologies, and more particularly to an access device, a network device, an access system, and a data transmission method. Background technique

AP (Access Point) is a communication access device that is generally used for indoor coverage. It is mainly for home users or small business users. It can connect user terminals (UE, User Equipment) to the AP through the air interface, and then through the fixed network ( DSL/FTTx) Conducts telecom services such as telephone calls and network access. The network where the AP is located is a fixed-Mobile Convergence (IP) flattened architecture. The UE accesses the AP through air interfaces, and the AP passes the Home Gateway (HGW). Asymmetric Digital Subscriber Line (ADSL) accesses the IP transmission network and then connects to the external internet through the IP transmission network.

HGW or ADSL can provide fixed terminal-to-IP network communication. Generally, multiple Ethernet RJ45 physical interfaces can be provided for terminal equipment access. The AP's current connection to the HGW is via an Ethernet cable. At present, POE (Power Over Ethernet) transmission mode (the Ethernet cable transmits data while providing power to the device) can be used to integrate power supply between the ΑΡ and the HGW, but this method is costly.

During the research of the invention of the present application, the inventors found that the connection between the Ethernet cable and the HGW is not conducive to the integration of the HGW with the HGW, and is not conducive to the use of low-cost integrated power supply between the HGW and the HGW. Summary of the invention

In view of this, the embodiments of the present invention provide an access device, a home gateway, an access system, and a data transmission method, so that data is transmitted between the access device and the network through the USB interface, so that the wireless coverage is more convenient and faster.

An aspect of the present invention provides an access device including a universal serial bus (USB) interface, Used to transfer data in the USB transmission format between the access device and the network through the USB interface. Another aspect of the present invention provides a network device, which is connected to an access device, where the network device includes a universal serial bus (USB) transmission module and an Ethernet data processing module.

The USB transmission module includes a USB interface, configured to receive data in a USB transmission format sent by the access device through the USB interface, and send the data to the Ethernet data processing module; the Ethernet data processing module , for converting data received from the USB transmission module into data in the Ethernet transmission format and transmitting.

Another aspect of the present invention provides a network device connected to an access device, the network device including a universal serial bus (USB) transmission module and an Ethernet data processing module.

The Ethernet data processing module is configured to convert data of the received Ethernet transmission format into data of a USB transmission format, and send the data to the USB transmission module;

The USB transmission module is configured to receive data in a USB transmission format sent by the Ethernet data processing module, and send the data to an access device through a USB interface.

Another aspect of the present invention provides an access system, including any one of the access devices described in the embodiments of the present invention, and any one of the network devices, access devices, and network devices described in the embodiments of the present invention. Connected via a universal serial bus (USB) interface.

Another aspect of the present invention provides a data transmission method, including: an access device transmitting data in a USB transmission format to a network through a universal serial bus (USB) interface; and/or,

The access device receives data in the USB transport format from the network via a universal serial bus (USB) interface.

Another aspect of the present invention also provides a data transmission method, including

The home gateway receives data in a USB transmission format from the access device through a universal serial bus (USB) interface, and converts the received data into data in an Ethernet transmission format for transmission;

and / or

The home gateway receives the data in the Ethernet transmission format, converts the received data in the Ethernet transmission format into data in the USB transmission format, and transmits the data to the access device through the USB interface.

The access device, the network device, the access system, and the data transmission method provided by the embodiments of the present invention can enable data to be transmitted between the access device and the network through the USB interface, so that the implementation of the wireless coverage is more convenient and faster. DRAWINGS

1 is a schematic structural diagram of an access device according to an embodiment of the present invention;

2 is a schematic structural diagram of an access device according to an embodiment of the present invention;

3 is a schematic structural diagram of an access device according to an embodiment of the present invention;

4 is a schematic structural diagram of an access device according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a home gateway according to an embodiment of the present disclosure;

6 is a schematic structural diagram of an access system according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a scenario in which an access device application is connected to an Ethernet Internet through a network device according to an embodiment of the present invention. detailed description

Embodiments of the present invention provide a data transmission method, an access device, a home gateway, and an access system, and the method, device, and system can be applied to various mobile networks, including GSM (Global System for Mobile communications, global mobile communication). System), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), and LTE (Long Term Evolution) In a mobile network, it can also be applied to access devices of any scenario. The access device in the embodiment of the present invention may be an access point AP (Access Point) or other device as a wireless access device.

An embodiment of the present invention provides an access device, as shown in FIG. 1, including a universal serial bus (USB) interface 101 for transmitting data in a USB transmission format through at least one USB interface between the access device 10 and the network 00. Transfer between.

The USB interface 101 in the access device can also be used to obtain the device power input of the access device.

The USB interface 101 in the access device can also be used to transmit information for configuring the access device. The specific configuration process may be implemented based on the prior art, or may be other manners, and does not affect the implementation of the embodiments of the present invention.

The access device provided by the embodiment of the present invention can enable data to be transmitted between the access device and the network through the USB interface, and the existing USB2.0 interface theory can achieve data transmission of 480 Mbps. The speed can meet the transmission requirements of the access device, and the access device can be a plug-and-play device in the wireless coverage, which is convenient and fast. In addition, the access device obtains device power input and/or configuration information by using the USB interface, which further improves the convenience of accessing the access device and reduces the cost of integrated power supply of the access device.

The embodiment of the present invention further provides an access device. As shown in FIG. 2, the access device 10 may include: a wireless transceiver module 201, a data processing module 202, and a USB transmission module 203.

The wireless transceiver module 201 is configured to receive data sent by the user equipment (UE) through the air interface, and send the data to the data processing module 202;

The data processing module 202 is configured to receive data sent by the wireless transceiver module 201, process the data, and send the processed data to the USB transmission module.

The USB transmission module 203 includes at least one USB interface, configured to receive data sent by the data processing module 202, and send the received data through the USB interface;

and / or

The USB transmission module 203 includes at least one USB interface for receiving data through the USB interface, and transmitting the received data to the data processing module;

The data processing module 202 is configured to receive data sent by the USB transmission module 203, process the data, and send the data to the wireless transceiver module 201;

The wireless transceiver module 201 is configured to receive data from the data processing module 202 and send the data to the user equipment (UE) through the air interface.

That is, the wireless transceiver module 201 in the access device provided by the embodiment of the present invention is configured to perform data transmission and reception with the UE; the data processing module 202 is configured to be used between the wireless transceiver module 201 and the USB transmission module 203. The data to be transmitted is subjected to data processing; the USB transmission module 203 includes at least one USB interface for performing data transmission with the network.

The access device may further include a USB data conversion module 204. As shown in FIG. 3, the USB data conversion module 204 is connected between the data processing module 202 and the USB transmission module 203 for converting data output by the data processing module 202. The data in the format of the USB transmission is input to the USB transmission module 204.

The access device may further include a power supply module 205. As shown in FIG. 4, the power supply module 205 is connected to the wireless transceiver module 201, the data processing module 202, and the USB transmission module 203, respectively, for obtaining power input from the USB transmission module 203. And splitting and outputting to the wireless transceiver module 201 and the data processing module 202. If the access device further includes a USB data conversion module 204, the power supply module 205 is further configured to be connected to the USB data conversion module 204, and obtain a power input from the USB transmission module 203, and output the power to the USB data conversion module 204. . The power supply module 205 can be implemented by using a power management unit (PMU). It should be understood that the power supply module can obtain power input from a USB interface included in the USB transmission module 203, and can obtain power input from the two combined USB interfaces.

The data processing module 202 in the access device may include a baseband data processing module, and the baseband data processing module may be implemented by using a system on chip (SOC).

The USB data conversion module 204 in the access device can be implemented by a USB PHY chip. When the data output by the data processing module 202 is data in an Ethernet transmission format, the data processing module 202 includes an Ethernet interface, such as a medium (Media Independent Interface). , the medium independent interface), the USB data conversion module 204 obtains data from the Ethernet interface, and converts the data in the Ethernet transmission format into the data in the USB transmission format. It can be understood that the data output from the data processing module 202 can also be data of other transmission formats.

The radio transceiver module 201 in the access device includes a radio frequency transceiver with a built-in power amplifier.

By using the access device provided in the embodiment of the present invention, it is possible to quickly implement wireless coverage. The access device obtains power input through the USB interface, which can reduce the size of the access device and reduce the cost of the integrated power supply of the access device. The data processing module in the access device uses the SOC implementation and/or the radio frequency transceiver in the antenna transceiver module to use the built-in power amplifier, and/or the power supply module is implemented by the PMU, which can further reduce the work of the access device. Consumption, which makes it easier for the access device to obtain power input through the USB interface, such as using a USB interface to achieve power input requirements. Further, the power supply module in the access device is implemented by the PMU, and the volume of the access device can be reduced, the access device can be made smaller and more portable, and the integration with other devices can be more convenient.

The embodiment of the present invention further provides a home gateway 30, as shown in FIG. 5, including a USB transmission module 301 and an Ethernet data processing module 302, where

The USB transmission module 301 includes at least one USB interface for receiving the transmitted USB transmission format data by the USB interface, and transmitting the data to the Ethernet data processing module 302;

An Ethernet data processing module 302, configured to convert data received from the USB transmission module 301 into Ethernet transmission format data, and send;

and / or,

The Ethernet data processing module 302 is configured to convert the received data of the Ethernet transmission format into data of the USB transmission format, and send the data to the USB transmission module 301;

The USB transmission module 301 is configured to receive data of the USB transmission format sent by the Ethernet data processing module 302, and send the data through the USB interface.

That is, the USB transmission module 301 in the home gateway 30 in the embodiment of the present invention includes at least one USB interface for performing data transmission with the Ethernet data processing module 302; Ethernet conversion, and performing with the USB Data transfer between the transmission modules 301.

It can be understood that the Ethernet data processing module 302 can also be connected to an Ethernet transmission device such as an uplink network port or an ADSL module to implement mutual transmission of Ethernet data between the home gateway and other network elements in the Ethernet.

The home gateway in the embodiment of the present invention may be an HGW (Home Gate Way) or other Ethernet access device.

The embodiment of the present invention further provides an access system, as shown in FIG. 6, including the access device 10 and the home gateway 30 described in the embodiment of the present invention, wherein the access device 10 and the home gateway 30 pass through the USB. The interfaces are connected. It can be understood that the USB interface can also be connected through the USB interface cable.

The access device and the home gateway in the access system provided by the embodiments of the present invention may also be integrated in the same device. If the access device and the home gateway are integrated, the power supply module in the access device can work alone, or can be connected to the power supply unit of the home gateway, and centrally managed by the power control module of the home gateway.

An embodiment of the present invention further provides a data transmission method, including

The access device transmits data in a USB transport format to the network via a universal serial bus (USB) interface; and/or,

The access device receives data in a USB transport format from the network via a universal serial bus (USB) interface. The home gateway can be directly connected to the access device as part of the network, and the access device can transmit data through the USB interface. The data transmission method may further include:

The access device receives the data sent by the user terminal (UE) through the air interface, processes the data, and sends the processed data in the USB transmission format through the universal serial bus (USB) interface;

and / or,

The access device receives the data in the USB transmission format through the USB interface, processes the data, and sends the processed data to the UE through the air interface.

The method also includes the access device obtaining a power input through the USB interface.

By using the data transmission method provided by the embodiment of the present invention, it is possible to quickly realize wireless coverage, and also reduce the size of the access device, and make the access device small and portable.

The home gateway receives the data in the USB transmission format through the universal serial bus (USB) interface, and converts the received data into data in the Ethernet transmission format for transmission.

The data transmission method provided by the embodiment of the present invention can make it possible to quickly implement wireless coverage.

The access device sends the data of the USB transmission format to the home gateway through the USB interface; the home gateway receives the data sent by the access device through the USB interface and converts the data into data of the Ethernet transmission format for transmission; and/or

The home gateway receives the data in the Ethernet transmission format, converts the received data in the Ethernet transmission format into the data in the USB transmission format, and then sends the data to the access device through the USB interface; the access device receives the transmission from the home gateway through the USB interface. The data is sent.

The method further includes: the access device performs data transmission through the air interface and the user equipment UE.

By using the data transmission method provided by the embodiment of the present invention, it is possible to quickly realize wireless coverage, and it is convenient to integrate into existing or future network transmission equipment, and the USB interface is simple and convenient, which is beneficial to improving the flexibility and convenience of product use. Sexuality, enhance product competitiveness; can also achieve the use of USB interface for data communication and power supply functions in the access device or access system.

It can be understood that the network device connected to the access device provided by the embodiment of the present invention through the USB interface can be not only a home gateway, but also an ADSL, or a network computer providing a USB interface. Switches, routers or satellites, microwave transmission equipment, etc.

The access device provided in the embodiment of the present invention can also be applied to a scenario in which the Internet device is connected to the Internet through a network device, as shown in FIG. 7. The network device may be a computer or other network device. The AP can obtain power input through the USB interface, and connect to a networked computer or other network device through a USB interface, and perform data interaction between the USB interface and the network device and the Ethernet. For example: A networked computer can transparently transmit service data through a channel between the USB interface and the Ethernet interface, so that the computer can connect to the Ethernet transmission line of the Internet, and provide access devices and other network elements in the network (which can be IP) The transmission path of the network element). At the same time, since the maintenance management device of the access device itself is a networked computer, the startup and configuration of the access device can also be monitored and managed by a network device such as a networked computer. These networked network devices include, but are not limited to, networked computers, or network computers, or netbooks, or ultra-portable computers (UMPCs), or network attached storage (NAS).

The access device provided in the embodiment of the present invention can also be applied to a scenario where fast local network coverage is performed on some vehicles. For example, high-speed trains, airplanes, cruise ships and other vehicles cannot be effectively covered by ordinary wireless base stations, and their communication is usually implemented by means of a unique communication device for data backhaul. Unique communication devices include, but are not limited to, satellite communication transceivers, dedicated microwave systems, dedicated long-range wireless communication systems, and the like. The data transmission of this scenario can be transmitted wirelessly first, transparently to the ground station, and then transmitted to other network elements through the fixed transmission line of the ground station, wherein other network elements can be IP network elements. The wireless communication system of the vehicle generally uses the embedded computer system as the control unit. Therefore, the access device provided by the embodiment of the present invention can be conveniently connected to the embedded computer system through the USB interface, and the data can be conveniently transmitted. It also facilitates the embedded computer system as a management and monitoring tool for access devices.

The access device, the home gateway, the access system, and the data transmission method provided by the embodiments of the present invention can make fast wireless coverage more convenient and faster.

A person skilled in the art can understand that all or part of the steps of implementing the foregoing method embodiments may be implemented by hardware related to program instructions, and the foregoing program may be stored in a computer readable storage medium, and when executed, the program includes The foregoing steps of the method embodiment; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

One of ordinary skill in the art can understand that the division of modules or units in the embodiments of the present invention is Depending on the functional characteristics, these modules or units can be physically combined or split. The name of the module or the unit or device in the embodiment of the present invention may change with the technical evolution or the scenario change, but this does not affect the application of the embodiment of the present invention.

The above disclosure is only a few specific embodiments of the present invention, and it is obvious that those skilled in the art can make various modifications and changes to the present invention without departing from the spirit and scope of the invention. Thus, it is intended that the present invention cover the modifications and the modifications

Claims

Rights request

An access device, comprising a universal serial bus (USB) interface for transmitting data in a USB transmission format between the access device and a network via a USB interface.

2. The access device of claim 1, wherein the USB interface is further configured to obtain a device power input of the access device.

The access device according to claim 1 or 2, wherein the USB interface is further configured to transmit information for configuring the access device.

The access device according to any one of claims 1 to 3, characterized by comprising a wireless transceiver module, a data processing module and a universal serial bus (USB) transmission module.

The wireless transceiver module is configured to receive data sent by a user equipment (UE) through an air interface, and send the data to a data processing module;

The data processing module is configured to receive data sent by the wireless transceiver module, process the data, and send the processed data to the USB transmission module;

The USB transmission module includes the USB interface, configured to receive data sent by the data processing module, and send the received data through the USB interface.

The USB transmission module includes the USB interface, configured to receive data through the USB interface, and send the received data to the data processing module;

The data processing module is configured to receive data sent by the USB transmission module, process the data, and send the data to the wireless transceiver module;

The wireless transceiver module is configured to receive data from a data processing module, and send the data to a user equipment (UE) through an air interface.

The access device according to claim 4, further comprising a USB data conversion module connected between the data processing module and the USB transmission module, configured to convert the data output by the data processing module into a USB transmission format. The data is entered into the USB transfer module.

The access device according to claim 4 or 5, further comprising a power supply module, wherein the power supply module is respectively connected to the wireless transceiver module, the data processing module and the USB transmission module, and is used for obtaining from the USB transmission module. The power input is branched and output to the wireless transceiver module and the data processing module.

8. The access device of claim 7, wherein the power supply module is implemented by a power management unit (PMU).

The access device according to claim 6, further comprising a power supply module, wherein the power supply module is connected to the wireless transceiver module, the data processing module, the USB transmission module, and the USB data conversion module, for The USB transmission module obtains the power input and outputs the signal to the wireless transceiver module, the data processing module, and the USB data conversion module.

10. The access device of claim 4 or 5, wherein the data processing module comprises a baseband data processing module, and the baseband data processing module is implemented using a system on a chip (SOC).

The access device of claim 4 or 5, wherein the wireless transceiver module comprises a radio frequency transceiver with a built-in power amplifier.

12. A network device, characterized in that it is connected to an access device, the network device comprising a universal serial bus (USB) transmission module and an Ethernet data processing module.

The USB transmission module includes a USB interface, configured to receive data in a USB transmission format sent by the access device through the USB interface, and send the data to the Ethernet data processing module;

The Ethernet data processing module is configured to convert data received from the USB transmission module into data in an Ethernet transmission format and transmit the data.

The network device according to claim 12, wherein the network device is one of a home gateway, an IP network element, and a computer.

14. A network device, characterized in that it is connected to an access device, the network device comprising a universal serial bus (USB) transmission module and an Ethernet data processing module. The Ethernet data processing module is configured to convert data of the received Ethernet transmission format into

USB transmission format data, and sent to the USB transmission module;

The network device according to claim 14, wherein the network device is one of a home gateway, an IP network element, and a computer.

An access system, comprising: the access device according to any one of claims 1 to 11 and the network device according to any one of claims 12 to 15, the access device and The network devices are connected by a universal serial bus (USB) interface.

The access system according to claim 16, wherein the access device and the home gateway are integrated in the same device.

The access system according to claim 17, wherein the power supply module included in the access device is connected to the power supply unit of the home gateway, and is centrally managed by the power control module of the home gateway.

19. A data transfer method, characterized in that

The access device transmits data in the USB transport format to the network via a universal serial bus (USB) interface; and/or,

The method according to claim 19, wherein the method further comprises: the access device receiving data sent by the user terminal (UE) through the air interface, processing the data, and using the universal serial bus (USB) The interface sends the processed data for the USB transfer format; and/or,

The method according to claim 19 or 20, further comprising: the accessing The device obtains power supply of the device through the USB interface.

22. A data transfer method, characterized in that

And/or the home gateway receives the data in the Ethernet transmission format, converts the received data in the Ethernet transmission format into data in the USB transmission format, and transmits the data to the access device through the USB interface.