查询词典 time division

Focusing on the real-time capability of CAN bus, based on its characteristics and main disadvantage, the theory of the real time capability of CAN-bus is analyzed, followed by a conclusion that with high load the network time delay would greatly augment. According to the CAN data link layer characteristic, a new schedule algorithm of time division multiplexing design based on dynamic PRI promote is presented.

论文以CAN总线的实时性问题为研究对象，在系统分析了CAN总线协议的特点并指出CAN总线的主要局限性的基础上，对CAN总线网络通信的实时性问题进行了理论分析，说明在高负载情况下网络延时会大大增强。

The invention discloses a data transmitting method, a device and a system in a time division duplex system, which is used to solve the problem in the prior art that downlink data among adjacent cells interfere to uplink data; the method comprises that: a blanket channel of a whole cell or a high-power transmit channel is mapped to OFDM symbols of a downlink time slot in a transmit frame, a guard interval in the transmit frame and the OFDM symbol on a time domain space OFDM symbols which are not mapped to any of the blank channel of the whole cell and the high-power transmit channel; an uplink control channel is mapped to OFDM symbols of an uplink time slot in the transmit frame, the guard interval and the OFDM symbols for mapping the uplink control channel on the time domain space OFDM symbols which are not mapped to uplink control channel; the OFDM symbols of the transmit frame are transmitted; the invention is adopted to avoid the interference between the downlink data and the uplink data among the adjacent cells.

本发明公开了一种时分双工系统中发送数据的方法、装置及系统，用以解决现有技术中邻近小区间的下行数据对上行数据产生干扰的问题；该方法包括将全小区覆盖信道或大功率发射信道映射到传输帧中下行时隙的OFDM符号上，并且所述传输帧中的保护间隔与所述OFDM符号在时域上间隔未映射全小区覆盖信道和大功率发射信道中任一信道的OFDM符号；将上行控制信道映射到所述传输帧中上行时隙的OFDM符号上，并且所述保护间隔与映射上行控制信道的OFDM符号在时域上间隔未映射上行控制信道的OFDM符号；发送所述传输帧的OFDM符号；采用本发明可以避免相邻小区间的下行数据和上行数据之间的干扰。

Ancient Chinese people worked out and used their own system of time division, the oldest and the longest-lasting one being the hundred-quarter division (the Chinese term for quarter, ke, originally meant notch -- the notch on the arrow in a clepsydra ).

我国古代制定、沿用自成体系的计时法。百刻计时法最古老，使用的时间也最长。大约西周之前，古人就把一昼夜均分为一百刻(一刻等于14.4分)。

By utilizing the cross-gain modulation effect and the period-one oscillation harmonic frequency-locked in an optically injected semiconductor laser, we can extract the wavelength conversional individual channel optical clock from the optical-time-division-multiplexing signal. In a FP-LD, we numerically simulate the extraction of 20 GHz optical clock at 1550 nm from the 2×20 Gb/s OTDM signal at 1555 nm, and experimentally obtain the -105 dBc/Hz phase noise frequency division clock of 12.36 GHz to 6.18 GHz with simultaneous wavelength conversion from 1550.24 nm to 1545.91 nm.

采用一个FP半导体激光器作为全光分路时钟提取及波长转换器，数值模拟实现了从波长为1555 nm、速率为2×20 Gb/s的光时分复用信号中提取出波长转换为1550 nm、重复频率为20 GHz的分路光时钟，实验完成了从波长为1550.24 nm、重复频率为12.36 GHz光脉冲信号中提取出相位噪声为-105 dBc/Hz的波长为1545.91 nm、重复频率6.18 GHz的分频光时钟。

A specialized correlation processor within the position receiver is configured to internally generate pseudo random number code signal replicas of Code Division Multiple Access positioning signals in synchronicity with their respectively received Time Division Multiple Access positioning signals.

在定位接收机内的专用相关处理器被配置，以便在内部以同步于其相应接收的时分多址定位信号的方式来产生码分多址定位信号的伪随机数码信号复制。

A band splitter can use time division or frequency division multiplexing.

波段分离器可以使用时分或频分多路复用。

With Time Division Multiplexing and Wavelength Division Multiplexing Technology, the FBG sensor array can build FBG

这种传感器在大型结构(如水坝、桥梁、重要建筑和飞行器、舰艇等)和特殊场合的安全监测方面具有极为广泛的应用前景。

Use of the time division multiplexing technique, rather than the traditional frequency division multiplexing technique, resulted in an enhanced capacity of the existing telephone plant at minimal cost.

本句可译为：本句可译为：采用时分多路复用技术而不是传统的频分多路复用技术，的频分多路复用技术，导致了以最低代价增强了现有电话系统的能力。

With Time Division Multiplexing and Wavelength Division Multiplexing Technology, the FBG sensor array can build FBG .

尤其是在一根光纤中可连续写入多个光栅构成光栅阵列，因此，将光纤光栅阵列与波分和时分复用技术相结合，实现网络传感。

Approaches suitable for the high capacity optical communication as the optical soliton, the time division multiplexing and the dense wavelength division multiplexing are described.

在光纤大容量传输技术方面主要综述了单信道的光孤子通信技术、多路传输的时分复用技术和密集波分复用技术，介绍了它们各自的特点和对光纤带宽挖掘的极限。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。