baseband layer

基本解释

Above the radio layer is the baseband and link controller layer.
蓝牙协议栈的基础是无线电层。
Work of this paper focus on the core technology , namely Channel Coding and Multiplexing of baseband signal process of radio interface physical layer in TD-SCDMA.
本文的工作集中在TD-SCDMA空中接口物理层基带信号处理的核心技术：信道的编码和复用。
This paper is the investigation and implementation of the baseband transmitting unit and reception unit' s some key technology of the PHY layer of MANET (Mobile Ad hoc Net) based on the 3G technology.
本文对基于3G技术的移动自组织网络物理层收发单元若干关键技术进行了研究和实现。

基带层
Secondly, based on the SIG Bluetooth specification version1.1, it analyses the wholesome framework of specification of Bluetooth technology and the contents of the Bluetooth protocol stack. Thirdly, it discusses the wireless layer, baseband layer and HCI in detail.
本文首先介绍了蓝牙技术的国内外发展概况，简述了蓝牙技术的主要特点和应用，指出了开发蓝牙应用的目的和意义；然后以蓝牙规范1.1版本为基础，论述了蓝牙规范的完整框架和蓝牙协议栈的具体内容，其中重点分析了传输协议组、中间件协议组和应用组；最后对低层的蓝牙传输组中的无线层、基带层和主机控制器接口进行了详细的分析。