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- Describes the modulation scheme of the modem. 描述调制解调器的模块构架。
- The number of discrete signal elements that can be transmitted in a given modulation scheme. 在给定调制电路中能被传送的离散信号码元数。
- A coded modulation scheme for concatenated simple parity-check (SPC) codes and QAM modulation is studied. 摘要 研究级联简单奇偶校验 (SPC) 码与QAM调制的联合优化。
- Therefore, we use unipolar switching pulse width modulation scheme to realize a filterless Class-D power amplifier. 因此,我们利用单极性切换脉波宽度调变技术去实现无滤波器之D类放大器。
- Carrier frequency and modulation scheme are two key issues in the system design of automotive anticollision radar. 工作频段和工作体制是防撞雷达系统设计的两个主要问题。
- The paper presents the effectiveness of EMI suppression of switching converters with a chaotic frequency modulation scheme (CFMS). 探讨了混沌频率调制技术在开关变换器中抑制电磁干扰的实际效果。
- As an effective digital modulation scheme, OFDM is widely used in wideband digital communication systems, such as DVB-T. OFDM是一种高效的数据调制方式,被广泛地应用于宽带数字通信领域。
- Using the concept of constant envelope(CE),a novel modulation scheme CE-OFDM-CPM is proposed in this paper. The PAPR of OFDM-CPM can be reduced to 0 dB. 利用恒包络的概念提出一种新的CE-OFDM-CPM调制方案,可以把OFDM-CPM系统的PAPR降至零分贝。
- ITU-R WP 11A/59. Channel Coding, Frame Structure and Modulation Scheme for Terrestrial Integrated Service Digital Broadcasting (ISDB-T). ITU-R WP 11A/59-E, May1999. 杨林;杨知行.;地面数字多媒体电视广播系统中的帧同步产生方法
- Abstract A multiple-rate modulation scheme based on the automatic repeat request (ARQ) protocol is proposed to achieve Shannon capacity in space-time block coding (STBC) systems. 摘要 为了在空时分组编码(STBC)系统实现香农容量,提出了基于自动重传请求(ARQ)的多速率调制方案。
- Using the principle of trellis coding, analyses of coding modulation schemes of CCITT recommendations V.32 and V.33 are carried out. 本文用格状编码原理对CCITT(国际电报电话咨询委员会)V.;32和V
- On the basis of analysis and comparison of different modulation schemes, a multiresolution multitone modulation for software radio is given. 本文根据软件无线电的特点,在分析比较了各种调制方案的基础上,提出了一种具有多分辨率的多音调制方案。
- The scheme is still on the anvil. 这计划尚在筹划中。
- In this paper , the scalability of LMDS from the aspects of cell planning, modulation schemes, multiple access and frequency reuse and polarization is analyzed in ... 文章从小区规划、调制方式、多址方式、频率优化和极化等方面对LMDS的扩展性进行了详细的分析,有助于部署一个具有高度扩容潜力的LMDS网络,同时也为LMDS网络系统的扩容起到了积极的作用。
- A rival company has set afloat a new credit scheme. 一家竞争的公司已开始实施一项新的信用购物方案。
- Rayleigh Fading Ampalitude without Phase Fading, The key point for ONES is that, in some modulation schemes like DPSK the phase error can not destroy the results. (译):瑞利衰落Ampalitude不相衰落,关键点的是,在一些计划,如差分相移键控调制的相位误差不能破坏的结果。
- They pooh-poohed our scheme for raising money. 他们对我们的筹款方案嗤之以鼻。
- The scheme had been batted around for a few weeks. 这个方案被反复讨论了几个星期。
- Trust you to dream up a crazy scheme like this! 亏你想得出这种异想天开的计划!