Access control method, device and cell base station of wireless communication network

A wireless communication network and access control technology, applied in wireless communication, access restriction, electrical components, etc., can solve the problems of difficulty in guaranteeing service quality of new access services, deterioration of wireless system performance, and sharp increase in control overhead, etc. The effect of avoiding light load or no load of the system, improving resource utilization efficiency, and solving competition problems

Inactive Publication Date: 2011-03-23
PEKING UNIV
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Problems solved by technology

In the passive control mode, the capacity of the wireless system always passively adapts to the needs of users, resulting in double deterioration of the performance of the wireless system: specifically, due to the limitation of the capacity of the wireless system, user requests are frequently accessed for control, and the control overhead increases sharply; Secondly, the capacity of the wireless system may be loaded uncontrollably, which not only makes it difficult to guarantee the service quality of new access services, but also deeply affects the service quality of services already connected to the system.

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  • Access control method, device and cell base station of wireless communication network
  • Access control method, device and cell base station of wireless communication network
  • Access control method, device and cell base station of wireless communication network

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Embodiment Construction

[0071] In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0072] At present, the main field of wireless communication network application in my country is undergoing accelerated evolution from 2G (second generation mobile communication) technology to 3G (third generation mobile communication) technology, especially the transition from GSM (2G) network to TD-SCDMA (3G) rapid evolution. It is well known that the three mainstream standards of the third-generation mobile communication system are all based on CDMA technology. Unlike TDMA networks, the number of users accommodated in cells is fixed. CDMA networks apply the concept of "soft capacity", that is, CDMA networks The number of users accommodated in each cell depends on the total interference received by the cell base station. Specifi...

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Abstract

The invention discloses an access control method of a wireless communication network. The method comprises the following steps: presetting the upper limit and lower limit of the system capacity of a cell base station, wherein the upper limit is lower than the full load value of the system capacity of the cell base station, and the lower limit is higher than the no-load value of the system capacity of the cell base station; acquiring the service access request of the current cell, distributing a corresponding priority for the service access request according to the attribute of the request; acquiring the system load rate of the current cell base station; accessing the service access request in the current cell if the system load rate of the current cell base station is lower than the lower limit of the system capacity; and accessing the service access request in the current cell when the service access request has a high priority and the system load rate of the current cell base station is higher than the lower limit of the system capacity and lower than the upper limit of the system capacity. The method can be used to improve the effective utilization efficiency of the wireless system capacity, improve the communication service quality, and optimize the overall performance of the wireless communication network.

Description

technical field [0001] The present invention relates to the technical field of wireless communication networks, in particular to an access control method for a wireless communication network, an access control device for a wireless communication network, and a cell base station. Background technique [0002] The fundamental purpose of wireless communication is to provide end users with anytime, anywhere, portable modern communication services. With the development of wireless communication technology and the new needs of end users for mobile services, wireless communication continues to move towards mobility, broadband, and mobile data. Business IP-based evolution. Mobility frees people from geographical constraints and enables ubiquitous and anytime information transmission. Broadband is to meet users' demand for bandwidth for video services, streaming media and other services. The next-generation network will mainly carry IP-based data services, and all core networks, ba...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04W36/08H04W36/18H04W48/06H04W72/08
Inventor 黄安鹏焦秉立谢麟振
Owner PEKING UNIV
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