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Method and system for realizing information transfer between wireless transmitting-receiving equipments

A technology for wireless transceiver equipment and information transmission, applied in transmission systems, digital transmission systems, baseband systems, etc., and can solve problems such as the inability to complete information exchange, the inability to establish wired connections between old and new base stations, and the inability to ensure the interaction of new adjacent base stations, etc. Achieve the effect of strong compatibility, low implementation cost, and easy implementation

Inactive Publication Date: 2007-03-14
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] It can be seen that terminals using different physical layer technologies from the newly added base station will not be able to correctly receive the physical layer information sent by the newly added base station, resulting in the inability to correctly report the IP address of the new base station, thus making it impossible to establish a wired connection between the old and new base stations ; Moreover, even if the new base station and the terminal adopt the same physical layer technology, both the transceiver and the transceiver need strict synchronization to demodulate correctly, and to achieve accurate synchronization requires a lot of overhead, such as preambles, etc.; Bandwidth and frequency points also need to be strictly aligned, otherwise information interaction cannot be completed
[0011] Therefore, there is currently no guarantee that the newly added neighbor base station can easily establish the interaction with the existing base station through the process shown in Figure 3 by using the existing technology.

Method used

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  • Method and system for realizing information transfer between wireless transmitting-receiving equipments
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  • Method and system for realizing information transfer between wireless transmitting-receiving equipments

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Embodiment Construction

[0068] The realization of the present invention makes it possible to realize small data volume and low frequency such as IP address broadcasting of a newly started base station without changing the original physical layer technologies of the base station and the terminal during the neighbor station discovery process when the coexistence base station is started. degree of information sending and receiving.

[0069] The realization of the present invention is mainly to satisfy the reliable transmission of small data amount information between devices adopting heterogeneous physical layer technologies, or between devices without symbol-level precise synchronization, or between devices whose frequency bands are not aligned but have overlapping parts. The heterogeneous physical layer technology includes SCa (single carrier) technology, OFDM (orthogonal frequency multiplexing), etc.; the device without symbol-level precise synchronization may be a device that has not undergone a prea...

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Abstract

This invention relates to wireless receive device information transmission method and system, which comprises the following steps: a, send part wireless device loads and sends address information to receiver at determined circle special time section through power key control impulse sequence; receiver wireless device gets the information through power key control impulse sequence test and identification. This invention can use special time to send the data information through power key control to other wireless device for accurate receiving.

Description

technical field [0001] The invention relates to the technical field of wireless communication, in particular to a method and system for realizing information transmission between wireless transceiver devices. Background technique [0002] With the vigorous development of broadband wireless access technology, the technology of using wireless resources to carry out broadband metropolitan access has strong vitality and market space. [0003] At the same time, wireless spectrum resources are very precious, especially in unplanned areas or unlicensed frequency bands (License-Exempt Band), there are often multiple base stations operating on the same channel, resulting in mutual interference between the systems. In order to coordinate the coexistence of devices in the same frequency band, especially the coexistence of devices in the license-free frequency band, some coexistence mechanisms between devices need to be established. [0004] In a coexistence system with a coexistence m...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B7/24
CPCH04L27/02H04L25/4902
Inventor 邬旭永
Owner HUAWEI TECH CO LTD
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