Flexibly configurable mobile communication method

A mobile communication, flexible technology, applied in communication between multiple stations, wireless communication, synchronization device, etc., can solve the problem of incompatibility of wireless communication network

Inactive Publication Date: 2008-10-15
TSINGHUA UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to solve the problem that various wireless communication networks cannot be compatible due to the use of different frame structures

Method used

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  • Flexibly configurable mobile communication method

Examples

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Embodiment Construction

[0027] The present invention proposes a flexible communication system, the core of which is to propose a reconfigurable variable frame structure. The description of the frame structure is as follows: a frame time is divided into a frame header, a flag segment, a network identification code, and a configurable part (for ordinary "data frames") or format broadcast information (for "broadcast frames"). Among them, the frame header is used to complete basic frequency offset adjustment and timing synchronization, so that the mobile station can synchronize with the base station of the network where it is located, and this part is fixed. The flag segment is a flag symbol broadcasted by the base station to the mobile station to inform all mobile stations whether the frame is a normal "data frame" or a special downlink "broadcast frame", and if it is a "broadcast frame", the content of the broadcast is only The "format" information is also a signal processing code for a certain "format". I...

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Abstract

A mobile communication method with flexible settings is provided, which pertains to the technical field of mobile communications. The mobile communication method is characterized in that a frame structure with flexible settings can be established for wireless communication networks based on various technical standards, wherein, the frame structure comprises a frame header, a marker section which shows whether the frame is a broadcast frame or a data frame, a network identification code, and a configurable section which is determined by a communication standard or a communication protocol when being used in the data frame while the configurable section is format broadcast information when being used in the broadcast frame. Additionally, the arrangement of each part in the network identification code and a frame, namely the mapping relationship of 'formats' as well as a signal processing module code are established in each base station; when a mobile station enters into a certain network coverage, the format information and the processing module code of the network which are sent by the base station through a down broadcast can be received and after the mobile station downloads the signal processing module, the communication between the base stations can be processed in the subsequent data frame. The mobile communication method with flexible settings of the invention has the advantages that the mobile station can be applicable to a plurality of different networks by adopting the technology of 'software radio'.

Description

Technical field [0001] The invention relates to a flexible communication system, which is based on a reconfigurable variable communication frame structure and belongs to the field of wireless communication. Background technique [0002] At present, wireless communication networks based on various technical standards, such as GSM, CDMA, WCDMA, CDMA2000, TD-SCDMA, WiFi, WiMAX, etc., have a basic communication frame structure, which determines the relationship between the base station (or access point) and the mobile station. The time sequence and method of information transmission between. The frame structure of a certain network is often fixed or basically fixed. A frame often consists of a frame header, one or several segments of downlink broadcast information, several uplink or downlink data blocks, and time intervals. The frame header is mainly used for frequency offset adjustment and timing synchronization. The effective transmission data in a frame is encoded and modulated an...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B7/26H04B1/707H04L1/00H04L27/26H04W48/10H04W56/00
Inventor 徐征李亮钟晓峰赵明王京李云洲周世东许希斌粟欣
Owner TSINGHUA UNIV
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