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- broadcast signal bandwidth 广播信号频带宽度
- A T/H stage is added in the front for high signal bandwidth. 电路的最前端加入了采样保持单元来提高电路的带宽。
- The degree of clarity with which a televised image or broadcast signal is received. 清晰度,分解力接收到电视传播图象或广播信号的清晰程度
- Even with improvements to the phone system allowing higher speeds, this splitting of available phone signal bandwidth still imposed a half-speed limit on modems. 通过改进电话系统可以允许更高的速度,分离的可用电话信号带宽依然受到Modem强制半速限制。
- It is designed to provide much lower intermodulation when used in a high AM Broadcast signal areas. 它被设计提供更低的相互调制当使用在上流上午广播信号区域。
- The signal spectra width is worked out in the range of phase-mismatching and the curve of signal bandwidth along with the signal wavelength is obtained by numerical calculation. 推导了在允许相位失配范围内谱线宽度表达式。通过数值计算,得到谱线宽度与输出光波长关系曲线。
- The required signal bandwidth is 1.25MHz.This modulator uses MASH2-1-1mbit architecture with 4 bit quantizer in the last stage and OSR of 16 which means 40MHz sampling frequency. 调制器信号带宽要求为1.;25MHz,结构采用MASH2-1-1mbit结构,最后一级采用4位量化,过采样率为16,采样频率为40MHz。
- Whatever was permitted under national law with regard to programming content carried by the broadcast signal must also be permissible with regard to the signal, and vice versa. 国内法在广播信号承载的节目内容方面允许的,在信号方面亦应允许,反之亦然。
- The inhibition or prevention of clear reception of broadcast signals. 干扰阻止清晰地接收无线电信号。
- The use of balanced transmission lines can help but if the signal bandwidth extends to DC there will be a need for a very high performance instrumentation amplifier at the receiving end to restore a ground referenced signal. 采用平衡传输线有助于改善信号完整性,但是对于带宽延伸到dc的信号,接收端要靠超高性能的仪表放大器来还原参考电平。
- The RF Power Amplifier(PA)in the transmission path which so far have been modelled as frequency independent(without memory effects) show memory effects due to the large signal bandwidth. 在宽带应用中,由于传输信号带宽增加,RF功率放大器不同于窄带输入下的无记忆特性,将表现出与频率有关的记忆非线性特性。
- Aimed at FM broadcast signal, this dissertation puts forward to its research model, then under three circumstances analyses math idea and result by and by. At last the simulations show that this method is valid to resolve the problem. 本研究课题针对调频信号提出了自己研究模型,由易到难逐一的对三种情况进行了数学分析和仿真,结果证明了这种方法是有效可行的。
- To interfere with or prevent the clear reception of(broadcast signals) by electronic means. 干扰用电子的方式干扰或阻止(无线电信号)的清晰接收。
- RFI or EMI can be caused by sources such as TV or radio broadcast signals or it can be caused by impulse sources, as in the case of high voltage arcing (see Figure 3-5). RFI和EMI可能由诸如电视或无线电广播等信号源引起,也可能由脉冲信号源引起,就象高压电弧的情况那样(见图3-5)。
- CVBS Composite Video Broadcast Signal 复合视频广播信号
- The Representative underscored that both NABA and NAB had worked toward an updated treaty for the protection of broadcast signals starting with the WIPO Symposium in Manila, Philippines, in 1997. 该代表强调,北美广播组织协会和美国广播电视协会自1997年菲律宾马尼拉的WIPO专题讨论会时起,就开始致力于更新保护广播信号的条约。
- The chairman's speech will be broadcast nationwide. 主席的讲话将向全国广播。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- She missed the broadcast, she forgot to listen in. 她错过了那个节目的播出,她忘记收听了。
- She is an announcer in TV broadcast. 她是电视台的一名主持人。