TDD

  • TDD
  • abbr.

    Technical Data Digest 技术资料文摘;

纠错 数据更新时间:2026-06-10 12:58:06
1、

The maximum theoretical data rate realized by the TDD mode adopted by the Multi-carrier TD-SCDMA HSDPA system proved further that the TD-SCDMA HSDPA spectrum is higher.

多载波的TD-SCDMA HSDPA系统采用的TDD模式所实现的最高理论数据速率,进一步说明了TD-SCDMA HSDPA频谱利用率比较高。

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2、

The TD/ CDMA ( TDD), FDD and particularly TD-SCDMA technologies are presented with brief introductions and comparisons in terms of technical background and application environments.

本文首先从技术背景和应用环境等方面对TD/CDMA(TDD)和FDD,特别是中国提交的TD&SCDMA技术作了介绍和比较。

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3、

The paper presents the hardware design of RF circuit, the solution of the EMC, TDD Full-Duplex communication protocol and the audio codec, Continuously Variable Slope Delta modulator.

论文对射频电路的硬件设计、电路的EMC解决方案及TDD全双工通信协议作了详尽介绍,同时给出了通讯器采用的CVSD语音编解码算法的原理及实现过程。

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4、

Sam Gentile joins the debate and agrees with Oren saying that teaching developers best practices, such as TDD, DDD, and ORM, pays off in "real world" projects, too.

Sam Gentile赞同Oren的说法,他也认为向开发者传授最佳实践,如TDD、DDD和ORM等,对“真实世界”的项目来说,是值得花的代价。

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5、

Qiu Heng is TDD Network Vice President at Huawei, part of the company's 4G team.

华为TDD产品线副总裁邱恒是华为4G团队的一员。

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7、

In TDD pre-equalization OFDM systems, the Doppler frequency shift would make channel time-variant, degrade system performance.

对于TDD预均衡OFDM系统,多普勒效应导致了信道的时变,并使预均衡处理产生误差,且随处理时延的增大,预均衡系数误差越大,由此影响了预均衡系统的性能。

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8、

S Aims: To study on the irritability and hypersensitivity of Sinomenine TDD.

目的:观察所制备青藤碱贴片的刺激性及过敏性。

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9、

The invention furthermore discloses a transmission terminal of the uplink multiple-antenna in the TDD system.

本发明还公开了一种TDD系统 中上行 多天线 的传输终端.

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10、

On the base of wireless voice communication system which used TDD technology, constituted a time division duplex communication protocol in this paper. And was implement the communication protocol by the program.

本文在基于以TDD技术为基础的无线语音通信系统中,制定了时分双工通讯协议,并通过编程实现了无线语音双工通信。

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11、

By using channel reciprocity in time division duplex ( TDD) MIMO systems, the base station ( BS) can implement data transmitting pretreatment according to the channel state information ( CSI) obtained by uplink measurement without additional feedback overhead.

基于时分双工(TDD)技术的MIMO系统可以利用上下行信道的互易性,使得基站能够直接基于检测到的上行信道状态信息制定下行发射预处理策略而不需要额外的反馈开销。

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12、

In the test-driven development ( TDD ) methodology, the tests are written before the code.

在测试驱动开发 ( TDD ) 方法中, 测试程序在编码以前就开始编写.

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13、

If there is some uncertainty that can only be resolved by a very rapid cycle of edit-and-run, then TDD is likely to be more of a hindrance than a help.

如果存在一些不确定性只能通过快速的编辑&运行周期解决,那么TDD与其说是一种帮助,不如说是一种障碍。

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14、

When you follow the three rules of TDD , all your code will be testable by definition!

当你遵循TDD的3条规则时, 你的所有代码天生就是可测试的.

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15、

Next year, I ran a session on Avatars of TDD, where we discussed how different people have different styles of test driving.

下一年,我主持了一个名为Avatars of TDD的议题,我们讨论不同的人有不同的TDD风格。

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16、

In this paper, a time division duplex ( TDD) multicarrier system based on Nyquist filter bank is proposed for wireless broadband communications.

提出了一个在无线宽带系统中的基于Nyquist滤波器的时分复用多载波系统。

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17、

It is true that the human must verify the observations, but compared to TDD that is a far more passive action, providing far less insight into defects, design and intent.

虽然人类会去检查自动生成的报告,但相比TTD而言,这只是一个很被动的行为,远不及TTD对于缺陷、设计和意图体现上的洞察力。

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18、

The results showed that the higher the blending ratio of thiadiazole derivative ( TDD) to amino type accelerator ( NC), the faster the curing speed of CM.

结果表明:胺类促进剂(NC)/噻二唑衍生物(TDD)的并用比越大,硫化速度越快;

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19、

Thickness Deviation Diagnosis Expert System ( TDD ES) is the real time and on line system based on sensors, the data acquisition and processing are the main portions of TDD ES.

热轧带钢厚差诊断专家系统是基于传感器型的在线实时专家系统,数据采集与处理系统是该专家系统的重要组成部分。

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20、

The statistical Bayesian channel estimation was investigated in the CDMA TDD mode.

分析了CDMA时分模式下的统计贝叶斯信道估计.

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21、

A TDD/ CDMA system level simulation platform. is devised. Based on the platform, the effect of power control error on the DL performance of TDD/ CDMA is analyzed and simulated in the environment with velocity of 120 km/ h.

设计了时分双工码分多址系统级仿真平台,仿真分析了功率控制误差对120km/h车速的时分双工码分多址系统下行性能的影响。

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22、

The digital handset studied in this thesis can provide another resolvent based on TDD for the Trunked communication system and cordless phone system.

本文所研究的TDD数字对讲机,它为无绳电话、集群通信系统提供了另一种基于TDD方式的选择方案。

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23、

Phase 4 is the Beyond 3G ( B3G)/ Fourth Generation ( 4G) mobile communication Time Division Duplex ( TDD) system, based on TD-SCDMA.

最后一阶段是基于TD-SCDMA的时分双工(TDD)超3G(B3G)或者第4代移动通信系统阶段。

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24、

Packet Reservation Multiple Access Protocol in Time Division Duplex ( PRMA/ TDD) and Its Performance Analysis

时分双工环境下的分组预约多址(PRMA/TDD)协议及其性能

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25、

In this paper, the Page Test Model ( PTM) based on web development using TDD is presented, focusing on function test mainly.

本文提出了在使用测试驱动开发过程开发Web应用时的一套页面测试模型。该模型主要关注页面的功能测试。

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26、

The impact of timing error on BER performance of TDD phase pre-equalized OFDM systems is investigated.

研究了在多径瑞利衰落环境中,抽样定时误差对相位调制的时分双工(TDD) 预均衡正交频分多路复用系统(OFDM)的误码率性能影响.

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27、

In this paper, a complete scheme is proposed for El Wireless Spread Spectrum Modem in TDD mode. Firstly, it discusses TDD protocols and base band module.

本文提出了TDD扩频E1无线Modem总体设计方案,详细地论述了TDD协议和基带扩频模块的设计方案。

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29、

One was based on time division duplex ( TDD) mode;

一种是基于时分双工(TDD)模式下最大信道增益而设计的;

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30、

In TDD, the tester can help the programmer to understand the detailed functional level complex scenarios.

TDD模式下, 测试人员可以帮助开发人员理解详细的功能级的复杂场景.

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