WO2009049558A1 - Dispositif et système d'accès sans fil - Google Patents
Dispositif et système d'accès sans fil Download PDFInfo
- Publication number
- WO2009049558A1 WO2009049558A1 PCT/CN2008/072705 CN2008072705W WO2009049558A1 WO 2009049558 A1 WO2009049558 A1 WO 2009049558A1 CN 2008072705 W CN2008072705 W CN 2008072705W WO 2009049558 A1 WO2009049558 A1 WO 2009049558A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wireless access
- wireless
- chip
- wlan
- user terminal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a wireless access device and system. Background technique
- wireless mobile broadband access technology and WLAN (Wireless Local Area Networks) technology
- WLAN Wireless Local Area Networks
- the current mainstream wireless mobile broadband access 3G (3rd Generation, third generation digital communication) technology is evolving toward a wider transmission bandwidth wireless technology.
- the WCDMA (Wideband Code Division Multiple Access) technology of the 3GPP (3rd Generation Partnership Project) standard is in the HSPA (High-Speed Packet Access) technology.
- 3GPP2 (3rd Generation Partnership Project 2) Standard CDMA2000 (Code Division Multiple Access 2000) technology is evolving to EVDO (Evolution Data Optimized) technology
- TD-SCDMA Time Division-Synchronous-Code Division Multiple Access
- HSPA Long Term Evolution
- WiMAX Wireless Interoperability for Microwave Access
- the evolution of wireless broadband access technology will provide wireless mobile users with wider wireless access bandwidth and can carry more abundant communication services.
- the convergence of wireless broadband access networks and wireless local area networks will provide mobile users with a convenient and high-speed mobile service experience, which will become the mainstream trend of mobile communication services in the future.
- the wireless access device in the prior art communicates with the access network through a wired manner when installed at a fixed location, and wirelessly communicates with the WLAN user terminal. By using the device, the user can install a fixed range of the wireless access device. Wireless LAN Business.
- Embodiments of the present invention provide a wireless access device and system, which can implement a mobile function of a wireless local area network, and perform wireless local area network services at any time where wireless signals exist.
- An embodiment of the present invention provides a wireless access device, configured to access a user terminal to a wireless access network, including: a wireless local area network WLAN access module, configured to perform wireless communication with at least one user terminal accessing the device; a wireless access module, configured to communicate with the wireless access network, and connected to the WLAN access module by using a bus.
- a wireless local area network WLAN access module configured to perform wireless communication with at least one user terminal accessing the device
- a wireless access module configured to communicate with the wireless access network, and connected to the WLAN access module by using a bus.
- An embodiment of the present invention further provides a wireless access system, including: a wireless access device, configured to process a message between a user terminal that forwards and accesses the device, and a user terminal and a wireless access network that access the device. a message between the user terminal and the wireless access network; the user terminal is configured to acquire network service by using the wireless access device; and the wireless access network is configured to use the wireless connection
- the ingress device provides network services to the user terminal.
- the user can carry out the wireless local area network service at any time in the place where the wireless signal exists, and realize the mobile function of the wireless local area network.
- the device provided by the invention is small in size and convenient to carry, and at the same time, the device is equipped with a backup battery.
- Wireless LAN service development is not limited by power supply.
- FIG. 1 is a diagram of a wireless access system according to Embodiment 1 of the present invention.
- FIG. 2 is a diagram of a wireless access device according to Embodiment 2 of the present invention.
- FIG. 3 is a diagram of a wireless access device according to Embodiment 3 of the present invention.
- FIG. 4 is a diagram of a wireless access device according to Embodiment 4 of the present invention
- FIG. 5 is a flowchart of a method for wireless access according to Embodiment 5 of the present invention. detailed description
- the wireless access device implemented by the embodiment of the present invention implements a wireless local area network user terminal by using a WiFi (Wireless Fidelity) chip with an AP (Access Point) function in the WLAN access module.
- Access function realizes network wireless access transmission function through the wireless access module thereon; and realizes the routing exchange function through the LiNUX software platform of the WLAN access module or the wireless access module with the processor.
- the wireless access device is small in size, convenient for local area network to move, uses less chips, and has low product cost, and realizes the mobile function of the wireless local area network.
- a radio access system includes: a radio access device 10 configured to process a message between a user terminal and a user terminal and a radio access network to implement a user terminal.
- 20 is a wireless communication with the wireless access network 30; the user terminal 20 is configured to acquire a network service service through the wireless access device 10.
- the radio access network 30 is configured to provide network service services to the user terminal 20 through the wireless access device 10.
- the wireless access device 10 further includes: a WLAN access module 11 configured to perform wireless communication with at least one user terminal accessing the device.
- the wireless access module 12 is configured to communicate with the wireless access network 30 and is connected to the WLAN access module 11 via a bus.
- the power module 13 is used to supply power to the device.
- the bus connection mode between the WLAN access module 11 and the wireless access module 12 is specifically one or more of the following modes: a local bus, a USB (Universal Serial Bus) interface, a fast serial port, PCI (Peripheral Component Interconnect), ⁇ (Media Independent Interface) or SDIO (Secure Digital Input/Output).
- a WLAN user can perform a wireless local area network service at a place where a wireless signal exists, and realize a mobile function of a wireless local area network, and
- the device provided by the invention is small in size and convenient to carry, and at the same time, because the device is equipped with a backup battery, the wireless local area network service is not restricted by the power supply.
- a wireless access device in the second implementation of the present invention, includes a WLAN access module 11, a wireless access module 12, and a power module 13, wherein the WLAN access module 11 and the wireless access module 12 pass through a bus.
- the mode is communicated, and the connection manner between the two modules specifically includes one or more of the following modes: a local bus connection, a USB interface connection, a PCI bus connection, a bus bridge connection, or a logical bridge connection.
- the use of interfaces is considered based on the data transfer rate, the interface provided by the wireless access module, and the technical difficulty of implementation.
- the WLAN access module 11 is configured to perform wireless communication with at least one user terminal accessing the device through WiFi.
- the wireless access module 12 is configured to communicate with the wireless access network 30, complete the function of the wireless access network, and is connected to the WLAN access module 11 through a bus.
- the wireless access device further includes: a power module 13 for supplying power to the device.
- the structure of the device is a single structure in which the WLAN access module 11, the wireless access module 12 and the power module are integrated; or the WLAN access module 11 and the wireless access module 12 are integrated communication modules, and the power module 13 functions as The base is separated from the communication module; or, the wireless access module 12 is a separate USB MODEM module, and the WLAN access module 11 and the power module 13 serve as a base.
- the WLAN access module 11 further includes: a WiFi baseband chip 111, which is used for one or more of signal processing, protocol processing, and route switching.
- the WiFi baseband chip has a processor chip (for example: MIPS, ARM9, ARM11, etc.), or a chip without a processor.
- the WLAN radio frequency chip 112 is configured to communicate with the WiFi baseband chip 111 and perform one or more of radio frequency transmission and reception, frequency synthesis, and power amplification.
- the WiFi baseband chip and the WLAN radio frequency chip exist in the form of two independent chips, or are integrated into one single chip.
- the wireless access module 12 further includes a wireless access chip 121 for one or more of signal processing, protocol processing, and routing switching.
- a wireless access chip 121 for one or more of signal processing, protocol processing, and routing switching.
- the wireless access chip has a processor (for example: ARM9, ARM11, etc.).
- Radio frequency chip 122 for use with a wireless access chip 121 communicates and performs one or more of radio frequency transmission and reception, frequency synthesis, and power amplification.
- the wireless access chip and the radio frequency chip exist in the form of two independent chips or are integrated into one single chip.
- the wireless access module 12 also includes a USB interface 123 for connecting to the user terminal when needed, and using the wireless access device as a separate wireless USB modem MODEM.
- the WiFi baseband chip 111 or the wireless access chip 121 further includes: a routing and forwarding unit 1111, configured to route and forward a message between the user terminals accessing the device, and between the user terminal accessing the device and the wireless access network. Message.
- the routing and forwarding unit 1111 is located on the WiFi baseband chip 111 or the wireless access chip 121.
- This embodiment uses the routing unit 1111 on the WiFi baseband chip 111 as an example to describe the function of the routing unit 1111. Specifically, since different user terminals in the WLAN have different IP addresses, when the routing and forwarding unit 1111 receives the message sent by the radio access network or the user terminal accessing the device, the destination IP address in the message is obtained. The user terminal corresponding to the destination IP address is determined, and the message is forwarded and forwarded.
- the WiFi baseband chip 111 has a processor, the WiFi AP function, the route switching function, and the WiFi access management function are implemented on the processor; or the WiFi AP function, the route switching function, and the WiFi access management function are in the wireless access.
- the processor of the chip 121 is implemented on the processor; or the implementation is shared on the processors of the two chips at the same time, which can be reasonably allocated according to the running load of the functions and the processing capability of the processor.
- the WLAN access module 11 and the wireless access module 12 also include an antenna for receiving signals of the wireless local area network and the wireless access network.
- the power module 13 further includes: a battery 131 for supplying power to the wireless access device, and when the wireless local area network service is performed, the wireless access device is not restricted by the power supply, and can be operated without the power supply.
- the power interface 132 is configured to charge the battery in a place where there is a power source, or to perform a wireless LAN service for a long time under the power supply condition, and the power interface 132 has an alternating current and a direct current conversion function.
- the power module 13 of the device of the present invention is designed to have a backup battery or is designed without a backup battery.
- the device provided by the embodiment of the present invention can be used at any place where a wireless signal exists.
- the wireless local area network service is implemented to realize the mobile function of the wireless local area network.
- the device provided by the invention is small in size and convenient to carry, and at the same time, the device is equipped with a backup battery, so that the wireless local area network service is not restricted by the power supply.
- a wireless access device as shown in FIG. 3, includes:
- the WLAN access module 11 uses an AR2315 chip, in which the WiFi baseband chip and the RF chip are integrated on the same chip, and the chip has a MIPS (Microprocessor without interlocked piped stages), no internal interlock 3 ⁇ 41 water level microprocessor )processor.
- the bus interface provided by the WLAN access module 11 has a fast serial port, a local bus, and the like.
- the wireless access module 12 uses the MSM7200A chip and the RF chip RTR6285.
- the MSM7200A chip is a UMTS HSPA chip, and the chip comes with an ARM11 processor and a LINUX software platform.
- the wireless access module 12 provides an EBI bus interface.
- Other modules in the device, such as the power module 13, are identical to the modules described in the second embodiment, and will not be repeatedly described herein.
- the internal interface scheme of the device is that the data bus of the AR2315 chip and the EBI bus of the MSM7200A are connected to the bus by appropriate level conversion and signal conversion processing.
- the WiFi AP processing function is implemented on the MIPS processor of the AR2315
- the routing exchange management function is implemented on the LINUX platform of the ARM11 processor of the MSM7200A chip.
- a wireless access device as shown in FIG. 4, includes:
- the WLAN access module 11 uses the AR2417 chip, in which the WiFi baseband chip is integrated on the same chip as the RF chip.
- the AR2417 chip does not have a processor.
- the bus interface provided by the WLAN access module has a fast serial port, a PCI bus, and the like.
- the wireless access module 12 uses the WiMAX chip SQN1130 and the RF chip MAX2837.
- the SQN1130 chip is a mobile WiMAX (802.16e) chip with an ARM processor.
- the wireless access module provides SDIO and MIL USB bus interfaces.
- Other modules in the device, such as the power module 13, are identical to the modules described in the second embodiment, and will not be repeatedly described herein.
- the internal interface scheme of the device is that the PCI bus of the AR2417 chip and the SDIO bus of the SQN1130 are connected to the bus through the level conversion and signal conversion processing of the logic chip.
- WiFi AP processing, wireless access management, and route switching management functions are implemented on the ARM processor of the SQN1130 chip.
- FIG. 5 a wireless access method is shown in FIG. 5, and the specific steps are as follows:
- Step s501 The wireless access device receives a service request message sent by the user terminal or the radio access network.
- Step s502 The wireless access device processes the received service request message.
- Step s503 The wireless access device sends the WLAN access module or the wireless access module to the user terminal or the wireless access network.
- the method provided by the embodiment of the invention can carry out the wireless local area network service at any time in the place where the wireless signal exists, and realize the mobile function of the wireless local area network.
- the device provided by the invention is small in size and convenient to carry, and at the same time, because the device is equipped with a backup battery, Wireless LAN service development is not limited by power supply.
- the present invention can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is a better implementation. the way.
- the technical solution of the present invention which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium, including a number of instructions for making A terminal device performs the method described in various embodiments of the present invention.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
L'invention porte sur un dispositif et un système d'accès sans fil. Le dispositif peut être utilisé pour amener le terminal utilisateur à accéder à un réseau d'accès sans fil et comprend : un module d'accès de réseau local sans fil (WLAN) pour effectuer une communication sans fil avec au moins un terminal d'utilisateur accessible au dispositif; un module d'accès sans fil pour effectuer une communication avec le réseau d'accès sans fil et se connecter au module d'accès WLAN par l'intermédiaire d'un bus. Le mode de réalisation proposé permet de lancer le service de réseau local sans fil à l'occasion là où existent les signaux sans fil afin de mettre en œuvre la fonction mobile du réseau local sans fil. En outre, le dispositif proposé a un faible volume et est facile à transporter. Le dispositif comporte une batterie de secours de façon à lancer le service de réseau local sans fil sans la limitation de l'alimentation électrique.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710164001XA CN101141356B (zh) | 2007-10-15 | 2007-10-15 | 一种无线接入装置、系统及方法 |
CN200710164001.X | 2007-10-15 |
Publications (1)
Publication Number | Publication Date |
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WO2009049558A1 true WO2009049558A1 (fr) | 2009-04-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2008/072705 WO2009049558A1 (fr) | 2007-10-15 | 2008-10-15 | Dispositif et système d'accès sans fil |
Country Status (2)
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CN (1) | CN101141356B (fr) |
WO (1) | WO2009049558A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103442460A (zh) * | 2013-09-10 | 2013-12-11 | 深圳市双赢伟业科技股份有限公司 | 一种无线网络接入设备 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101141356B (zh) * | 2007-10-15 | 2010-12-08 | 华为终端有限公司 | 一种无线接入装置、系统及方法 |
CN102548047A (zh) * | 2010-12-30 | 2012-07-04 | 西安龙飞软件有限公司 | 一种支持wlan接入的多用途3g数据卡 |
CN102568182A (zh) * | 2012-01-04 | 2012-07-11 | 深圳市创维群欣安防科技有限公司 | 一种可通过wifi无线控制液晶拼接系统方法 |
CN103546353B (zh) * | 2013-11-05 | 2016-08-24 | 英华达(南京)科技有限公司 | 支持双网双待4g lte无线路由的车载网路广告机 |
CN106982477B (zh) * | 2016-01-19 | 2023-09-19 | 深圳市航电技术研究院 | 一种机载无线接入设备及机载无线接入系统 |
Citations (3)
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US20060271747A1 (en) * | 2005-05-26 | 2006-11-30 | Symbol Technologies, Inc. | Wireless access device with integrated universal serial bus interface |
US20070239875A1 (en) * | 2006-03-29 | 2007-10-11 | Kapil Sood | Method and apparatus for maintaining local area network("LAN") and wireless LAN ("WLAN") security associations |
CN101141356A (zh) * | 2007-10-15 | 2008-03-12 | 深圳华为通信技术有限公司 | 一种无线接入装置、系统及方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6799054B2 (en) * | 2002-05-06 | 2004-09-28 | Extricom, Ltd. | Collaboration between wireless LAN access points using wired lan infrastructure |
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2007
- 2007-10-15 CN CN200710164001XA patent/CN101141356B/zh not_active Ceased
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2008
- 2008-10-15 WO PCT/CN2008/072705 patent/WO2009049558A1/fr active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060271747A1 (en) * | 2005-05-26 | 2006-11-30 | Symbol Technologies, Inc. | Wireless access device with integrated universal serial bus interface |
US20070239875A1 (en) * | 2006-03-29 | 2007-10-11 | Kapil Sood | Method and apparatus for maintaining local area network("LAN") and wireless LAN ("WLAN") security associations |
CN101141356A (zh) * | 2007-10-15 | 2008-03-12 | 深圳华为通信技术有限公司 | 一种无线接入装置、系统及方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103442460A (zh) * | 2013-09-10 | 2013-12-11 | 深圳市双赢伟业科技股份有限公司 | 一种无线网络接入设备 |
Also Published As
Publication number | Publication date |
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CN101141356B (zh) | 2010-12-08 |
CN101141356A (zh) | 2008-03-12 |
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