In addition, the band efficiency is also discussed.
另外，还对带宽效率进行了讨论。
The digital modulation applied in the front of HDTV needs good band efficiency and power efficiency.
在数字电视前端采用的数字调制方式需要具有良好的带宽效率和功率效率。
This estimation algorithm doesn't need any training sequences or pilot signal, therefore improves band efficiency and lower computational complexity.
这种估计方法不需要利用任何训练序列或导频信号，进一步提高了系统频带利用率，降低了计算复杂度。
Beause of high decoding complexity, optimum receiving technology of CPM, though theoretically better than that of TCM in power and band efficiency, lags behind TCM technology in practical use.
由于受到译码复杂度的限制，理论上在功率和带宽性能上比t CM更先进的CPM技术，其最佳接收技术在实际应用中落后于tcm。
The company boasts that it produces over 300 watts (300W) of power in the C band, with 60% efficiency of power conversion.
公司称，已开发成功C波段，功率为300W，功率转化效率为60%的放大器。
Think of space efficiency and time efficiency as two opposite ends on a band (a continuum).
我们可以把时间效率和空间效率看作一个带状区域(看起来像某种光谱)的两个端线。
Every consumer only receives the data that it has interests, by doing so, it saved band width and the data searching time, and improved efficiency.
各个消费者只接收到自己感兴趣的数据，这样节省了带宽和各个消费者查找数据的时间，提高了效率。
Main Profile for those applications requiring a greater degree of video quality, storage and band-width efficiency.
核心规范针对那些要求更好的视频质量，存储和带宽效率的应用。
So it is not necessary to use a broad-band laser to guarantee excitation efficiency for an atom with hyperfine split levels.
因此，在这样激光功率条件下，为提高原子激发效率而增加激光谱线宽度的做法并不是必要的。
The operating principle and the choice of the main parameters for a new pulse phase detector used in UHF band is described. The sampling efficiency is discussed.
本文阐述了一种用于微波波段的脉冲鉴相器的工作原理、主要参数的选择原则，并对其进行了取样效率的理论分析。
The broad luminescence band is emitted with an efficiency of 1-5%.
发光谱呈较宽的线形，其效率约为1%—5 %。
A volume phase and off-axis holographic Fresnel lenses was developed for matching the corresponding solar cells with different band gaps. The conversion efficiency of energy increased by two times.
用激光制作了离轴体积位相全息菲涅耳透镜，并把它们和相应的具有不同能带隙的太阳电池匹配，其能量转换效率提高了两倍。
We proved that C-band seed light can promote L-band EDFA's pump conversion efficiency.
实验证实，加入C带种籽光后L带放大器的泵浦转换效率可以有较大的提高。
This material, characterized by an isolated and partially filled intermediate band, is a candidate for high-efficiency solar cells.
这种材料用孤立和部分填充的中间带表征，是高效太阳电池的候选材料。
The design of a high efficiency X-band 40W space TWT is introduced in this paper and the development for this TWT was succeed.
本文根据卫星通讯的需要，给出了高效率X波段40W空间行波管的设计，并成功研制出了样管。
By the electronic control measuring system, it can get metal band 'length or deviation quickly and accurately for choosing favorable melt band, and improves efficiency for assembling the metal belt.
利用电控测量仪，可以快速精确的得到金属带的长度或和偏差，以合理正确的选择在误差范围以内的金属带，为金属带组件的装配提高了效率。
It can provide higher spectrum efficiency by coexistence of primary and CR users at the same region, time, and spectrum band.
它可以提供在同一区域，时间和频段高出小学和CR用户共存的频谱效率。
Frequency conversation efficiency is special high, because omni-directional can reflect in band gap region of photonic crystals.
由于利用光子晶体的禁带特性，能够对落入光子晶体禁带中的光波实现全反射，故频率转换效率很高。
It adjusts some technical parameters, such as the output DC voltage adjustable range, efficiency and power factor, wide band noise voltage, static regulation value.
调整了直流输出电压可调节范围、效率与功率因数、宽频杂音电压、稳压精度等指标。
The metal band-sawing machine have the virtue of saving energy, high efficiency and saving material, which is the perfect metal material severing equipment for big, medium and small enterprise.
金属带锯床具有节能、高效、节材等优点，是大、中、小、型企业理想的金属材料切断设备。
Results showed that the technique had well practicability and the motor satisfied the request of the torque and the wide speed band with improved efficiency and power factor.
样机的分析结果表明电机系统在满足提供大转矩和宽调速范围运行要求时，具有较高的运行效率和功率因数，而且该方法具有良好的可操作性。
The said uncoiler carriage has such functions as loading, clamping and handling of band, having shown very satisfactory operation efficiency.
此小车具有存放、夹持、运输钢带的功能，生产应用效果很好。
Such systems enable increased efficiency in the usage of frequency band.
这种系统能够增加在频段的使用效率。
The thin film of the invention is provided with wider energy band gap, and solar cells provided with the thin film can significantly improve the photoelectric conversion efficiency and stability.
本发明的薄膜具有更宽的能带隙，具有这种薄膜的太阳能电池能够显著提高光电转换效率和稳定性。
The experimental results indicate that monocapillaries have high transmission efficiency for low energy X-ray, and polycapillaries have a wide band transmission property.
结果表明： 单管对低能X光有良好的传输性能，复合管具有宽波段的传输特性。
Therefore, spectrum spread systems lose efficiency when dealing with wide band interference.
因此，扩频系统在面对宽带非平稳干扰时，抑制效果十分有限。
The favorable testing result indicated the C-band wideband signal generation system is efficiency.
最后通过系统测试，该C波段宽带信号产生系统达到了预期的效果。
Antenna have high gain, low noise temperature characteristic under test in experimentation, and it can precision tracking at S-band, high efficiency receive at S/X-band.
经过外场测试，天线在S/X双频段具有高增益、低噪声温度的优良性能，天馈系统在S波段能进行精密跟踪及S/X双频高效率接收。
Furthermore, when the phase is continuous, they could provide high power and bandwidth efficiency. Due to the low out-of-band radiation, the interfere between channels is also small.
而且相位连续的恒定及准恒定包络调制技术，具有很高的带宽和功率利用率，带外辐射较小，因而产生的邻道干扰也较小。
Furthermore, when the phase is continuous, they could provide high power and bandwidth efficiency. Due to the low out-of-band radiation, the interfere between channels is also small.
而且相位连续的恒定及准恒定包络调制技术，具有很高的带宽和功率利用率，带外辐射较小，因而产生的邻道干扰也较小。
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