radio spectrum的例句大全

They accuse phone operators of ransacking the radio spectrum for wavelengths to exploit, and regulators of failing to protect the natural frequencies vital for Earth observation from space.

他们指责手机运营商洗劫无线电频谱的波长为自己所用，监管者也没能保护对太空地球监测至关重要的自然频率。

Over the past years, we have witnessed a dramatic development of wireless communication technologies. The demand for radio spectrum resource increases ceaselessly.

在过去的十几年里，人们已经目睹了无线通信技术的迅猛发展，人们对于无限频谱资源的需求也在日益增长。

the atlanta-based company has purchased it own radio spectrum and plans to offer cellphone service in its cable-tv markets.

这家总部位于亚特兰大的公司已自己购买了无线频谱，并计划在其有线电视市场上提供无线通讯服务。

The method of flatting the baseline curvature of molecule radio spectrum

射电分子谱线的基线平直处理方法

The long-touted scarcity of radio spectrum in the future may be replaced by a surfeit of available frequencies.

困扰大众已久的无线电频谱不足问题，未来将变成可用频率太多。

The radio spectrum is a well-deserved basic support resource in the existence and development of The Internet of Things.

在物联网存在与发展的诸多资源要素中，无线电频谱是当之无愧的基础性支撑资源。

Rational usage of limited radio spectrum resources is the focus of attention in order to improve spectrum utilization. System sharing can effectively improve the frequency efficiency, but in order to ensure the operation, it is necessary for two systems to sharing study.

系统共用可以有效的提高无线电频谱的使用效率，但是为了保证共存的系统都能正常工作，首要的研究工作是对系统间进行干扰分析研究。

The radio spectrum used in narrowband Personal Communications Services ( PCS ).

用于窄带个人通信业务 ( PCS ) 的无线频谱.

The Solar Radio Patrol Network of USAF and the Examination of Prediction Accuracy of the U-Shaped Radio Spectrum for Cycle 21

USAF太阳射电全球巡视网及其第21太阳活动周U-型谱预报精度的检验

Bosses bemoaned the downturn and demanded free radio spectrum to stimulate the industry.

大佬们唉叹业绩下滑,要求免费的频谱来刺激行业的发展.

The Radio Spectrum Monitor and Analysis Systems Design and Realization

无线电频谱监测与分析系统设计及实现

On the background of normal radio frequency identification system, this paper introduces Frequency Hopping Spread Spectrum and adaptive fre-quency hopping in grouping interrogators which can decrease fixed frequency interference and increase ratio of identification.

论文以一般的射频识别系统为背景，通过引入扩谱跳频和自适应跳频组网，减小固定频率干扰的影响，提高射频识别率。

The nonlinear wave-wave interacting mechanism of the spectrum of the type IV solar decimetric radio burst

太阳IV型分米波爆的波-波非线性相互作用机制

Without generating interference to licenced transmissions, cognitive radio permits unlicenced services transmitting their signals in the licenced spectrum, which provides an alternative of effectively using the spectrum, and therefore, gradually becomes a hot research area.

认知无线电技术以不干扰授权业务为前提，允许非授权业务利用授权频段传输信号，为高效利用频谱开辟了一条崭新途径，并逐渐成为了当今通信界的研究热点。

Cognitive radio is an exciting emerging technology to improve spectrum efficiency, by which, the licenced spectrum resource can be shared dynamically by cognitive user.

认知无线电技术允许认知用户动态共享主授权频谱资源，有效地提高了频谱利用率，是无线通信领域中一项突破性技术。

As one kind of finite nature resource being shared by human, radio frequency spectrum have the three-dimensional characteristic of the extensity, timeliness and frequency, but it is not be restricted with terrain, airspace and time.

无线电频谱作为一种人类共享的有限自然资源，具有空间、时间和频率的三维特性，又不受地域、空域、时域的限制。

Auction, an Effective Means for Radio Frequency Spectrum Management

拍卖&无线频谱管理的有效手段

However, radio resources such as frequency spectrum would be far from adequate unless advanced technologies are developed to achieve better efficiency of resource utilization.

然而，由于无线频率资源的有限，这就要求用更先进的技术实现更高效的资源利用。

Realization of Spread Spectrum Sequence Synchronization by Digital Method in Radio Receiver

无线接收机中扩频序列同步的数字化实现

The application of real-time spectrum analysis in radio frequency identification technique

实时谱分析方法在射频识别技术中的应用