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- Base Band Interpolator Pulse Shaping (BBIPS) filter is a key component of all digital modulator. 摘要基带内插脉冲成形(BBIPS)滤波器是全数字调制器的核心模块之一。
- Good knowledge in RF, Digital TV and digital modulation techniques. 精通射频,数字电视和数字调制技术;
- The FLL features digital frequency locked loop (FLL) hardware that, in conjunction with a digital modulator, stabilizes the DCO frequency to a programmable multiple of the watch crystal frequency. 在FLL 功能数字频率锁定环( FLL )的硬件,与数字调制器,稳定会计频率可编程多的观赏晶体频率。
- A Modular Cell RCS can be associated with up to 12 DS0s (one per Modular Cell CDM digital module). 一个模块小区 RCS 最多可以可 12 个 DS0 相关(每个模块小区 CDM 数字模块一个)。
- QPSK as an advanced digital modulation technique is fit for the digital satellite communication system well. QPSK作为一种先进的数字调制方式,特别适用于数字卫星通信系统。
- This paper proposed a digital modulation signal identification method using the HHT and SVM methods. 提出了一种基于HHT和支持向量机的实际数字调制信号识别算法。
- With the high development of VLSI technology,all digital modulation must be ultimately the goal of HDTV. 随着VLSI技术的高速发展,全数字化调制将是HDTV的最终发展方向。
- In automatic classification of digital modulation signal,computing envelope variance after difference has important meaning to distinguish PSK and FSK signal. 在数字信号的自动调制方式识别中,差分后求包络方差对于区分FSK、PSK信号具有十分重要的意义。
- Namely, we use digital modulation to control the shooting-system, which can send out a series of light pulses loading information. 即采用数字脉冲编码方式对控制系统信号进行调制,将信息加载在光脉冲序列上发射出去。
- Orthognal Frequency Division Multiplexing (OFDM) is a multi-carrier digital modulation technique for broad-band wireless communication. 正交频分复用(OFDM)是一种多载波数字调制技术。
- 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。
- In selecting the design of components, the use of the sensors, and BCD counter decoder circuit, the LED display is used digital module. 本设计在选用元器件时,用到了传感器,计数器及BCD译码器电路,显示器则采用了LED数码模块。
- Duties: Responsible for front-end design, functional verification and testing design for digital modules in a complex SoC. 职责:负责SoC系统复杂数字模块的前端设计、功能验证与可测性设计;
- Digital modulating has many advantages by comparison with the analog modulating,and has low bit error rate (BER)under the same SNR. 数字式调制与许多模拟调制方式相比,在相同的信噪比条件下误码率低。
- General Digital Modulator Based on Software Defined Radio 基于软件无线电的通用数字调制器的实现
- By means of digital modulation technique such as 16-QAM, it is possible to transmit all-digital HDTV signals in a radio-frequency channel with base-band of 8 MHz. 应用数字调制技术,如16-QAM,能够实现在一个基带8MHz射频信道中传输全数字化HDTV。
- Compared with former amplitude demodulation,digital modulation RIP can obtain more accurate measurements of respiration and reduce the signal interference and distortion. 相对于模拟幅度检测,该设计具有测量精度高,抗干扰能力强等优点。
- Automatic identification of the digital modulation type of a signal has found applications in many areas, including electronic warfare, surveillance and threat analysis. 摘要信号的数字调制类型识别在电子战、电子侦察和威胁告警等领域有广泛的应用前景。
- The Rohde &Schwarz SME03, Signal Generator, provides AM modulation and External FSK digital modulation required for the development and testing of digital mobile radio receivers. 该罗德&施瓦茨sme03 ,信号发生器,提供上午调制和外部的FSK数字调制所需的开发和测试数字移动无线电接收器。
- Here a modulation recognition algorithm is proposed which can be used to identify 7 kinds of analog modulations such as AM, DSB, USB, LSB, CW, FM, AM-FM and 7 kinds of digital modulations such as 2ASK, 4ASK, 2FSK, 4FSK, 2PSK, 4PSK, 16QAM. 本文提出了一种信号调制模式识别算法,能同时识别7种模拟调制信号(AM、DSB、USB、LSB、CW、FM、AM-FM信号)和7种数字调制信号(2ASK、4ASK、2FSK、4FSK、2PSK、4PSK、16QAM信号)。
