Method for limiting transmitted power of terminal and wireless access equipment

A technology of wireless access equipment and transmit power, applied in the field of communication, can solve the problems of transmit power interference, no solution, unbalanced uplink and downlink coverage, etc.

Active Publication Date: 2013-02-27
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, because the femtocell network and the outdoor macro network use unified terminals, the transmit power of the terminals within the coverage of the femtocell is too rich, resulting in unbalanced uplink and downlink coverage of the femtocell network. The uplink coverage is greater than the downlink coverage. It will cause uplink interference to the outdoor macro network or adjacent Femtocell wireless access equipment
For above-mentioned technical problem, prior art does not have relevant solution

Method used

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  • Method for limiting transmitted power of terminal and wireless access equipment
  • Method for limiting transmitted power of terminal and wireless access equipment
  • Method for limiting transmitted power of terminal and wireless access equipment

Examples

Experimental program
Comparison scheme
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Embodiment approach

[0058] Such as Figure 4 As shown, another embodiment of the limited transmission power value acquisition module 230 includes:

[0059] The storage module 234 is used to pre-store the reference transmission power value of the wireless access device, the reference downlink interference value, and the reference limited transmission power value of the terminal;

[0060] The transmission power increment acquisition module 235 is configured to obtain the difference between the transmission power value of the wireless access device obtained by the transmission power value acquisition module and the reference transmission power value of the wireless access device stored in the storage module, and obtain the wireless access device input device transmit power increment;

[0061] The interference value increment acquisition module 236 is configured to acquire the downlink interference value according to the difference between the reference downlink interference value stored in the stor...

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Abstract

A method and a radio access apparatus for limiting transmitting power of terminal are disclosed in embodiments according to the present invention, wherein, the method for limiting transmitting power of terminal includes that: acquiring a transmitting power value of a radio access apparatus; acquiring a downlink interference value in the coverage area of the radio access apparatus; determining a limiting transmitting power value of a terminal based on the transmitting power value of the radio access apparatus and the downlink interference value; controlling the transmitting power of the terminal to be less than or equal to the limiting transmitting power value of the terminal. The embodiments according to the present invention limit the transmitting power of the terminal based on the transmitting power of the radio access apparatus and the downlink interference strength in the coverage area of the radio access apparatus, such that the uplink coverage balances with the downlink coverage on the whole, and the uplink interference to other adjacent access apparatuses that is caused by the terminal is reduced.

Description

technical field [0001] The present invention relates to the field of communication technology, in particular to a method for limiting terminal transmission power and wireless access equipment. Background technique [0002] Wireless network wireless access devices are gradually developing in the direction of miniaturization and flattening. For example, Femtocell wireless access devices suitable for home or business users are a typical form of future wireless access devices. Femtocell wireless access equipment uses low-power transmission to meet the small area coverage of home or office scenarios, and its downlink coverage is much smaller than that of macro wireless access equipment. However, because the femtocell network and the outdoor macro network use unified terminals, the transmit power of the terminals within the coverage of the femtocell is too rich, resulting in unbalanced uplink and downlink coverage of the femtocell network. The uplink coverage is greater than the d...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04W40/08H04B7/005H04B7/26
CPCH04W52/243H04W72/082H04W72/0473H04W72/541
Inventor 卢鹏熊建秋龚杰
Owner HUAWEI TECH CO LTD
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