We first make some researches on RRM in MIMO OFDM beamforming systems at PHY layer.
本文首先在物理层对MIMO OFDM波束成型系统的无线资源管理技术进行了研究。
参考来源 - 基于MIMO OFDM无线资源管理技术的研究Zigbee uses IEEE 802.15.4 MAC and PHY layers. Transport layer functionalities such as fragmentation and reassembly are performed at the application layer,since Zigbee does not have a fragmentation support.
Zigbee技术采用IEEE802.15.4数据链路层和物理层协议,但它不支持分组功能,传输层中需要的分组和重组功能只能在应用层执行。
参考来源 - Zigbee网络中的图像传输 in C·2,447,543篇论文数据，部分数据来源于NoteExpress
Error obtaining PHY properties configuration information.
获得PHY内容组态资讯时发生错误。
MDIO interface module block is an interface that is used in MAC level to control and manage PHY devices.
MDIO接口模块为以太网接口芯片中MAC层对PHY器件的控制管理接口。
This thesis gives a thorough explanation of how the EMAC and PHY chip implement the network transmission.
文中对如何以物理层网络芯片和EMAC控制器实现网络传输做了阐释。
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