narrowband

narrowband

1. Design of Narrowband Couple Filter On Carrier Communication, in 10 kV Power Line

10 kV电力线载波通信窄带结合滤波器的设计

2. Whilst the HiPath 4000 can support broadband networking capabilities, there are still requirements to provide networking over existing Narrowband ISDN connections.

4000既能够支持宽带的联网能力,也能够提供复盖已有的狭带ISDN连接的联网需求。

3. By using the variational principle, we propose a novel narrowband interference (NBI) suppression scheme.

5．基于求解线性方程的变分原理，提出了一种新的窄带干扰（Narrowband Interference, NBI）抑制方案。

4. Blocking Effect of Wideband Call on Narrowband Call in ATM Networks

ATM网络中宽带业务呼叫对窄带业务呼叫的阻塞作用

5. Design of Narrowband Waveguide E-Plane Metal Insert Filter by Using of S-Parameter

S参数法设计波导E面金属插片窄带滤波器

6. The DS-CDMA cellular network significantly differentiates itself from the traditional narrowband TDMA / FDMA system, in which great capacity gain can be explored by taking advantage of its unique characteristics.

TD-SCDMA蜂窝网络与时分多址(TDMA)/频分多址(FDMA)网络有很大差别,前者独有的特征可用于提高系统容量。

7. narrowband ISDN

[计] 窄带综合服务数字网络

8. Narrowband network

[计] 窄频网络

9. Suppression of Narrowband Interference in the Improved Multiplex System of Spread Spectrum Communication and Range Measurement

一种改进的通信测距复合系统抗窄带干扰性能的研究

10. Analysis on Transmission Characteristics of a Multilayer Thin-film Narrowband Filter Used in Tilted Incidence

一种斜入射多膜窄带滤光片透射特性分析

11. A Novel Narrowband Interference Rejection Algorithm in Direct Sequence Spread Spectrum Communications

一种新的直接序列扩频通信窄带干扰抑制算法

12. Design and exploit of a high performance narrowband wireless data transmitter

一种高性能窄带高速无线数传机的研制

13. On the Bit Error Probability of CDMA Overlay on Narrowband Microwave Systems

与窄带微波系统共享频段的CDMA系统性能分析

14. For the measurement of the expected type (narrowband or broadband), and can be spectrophotomete prewritten calculation program.

为了举行预期典范榜样的丈量（广带或宽带），可以为不合平平度计不事后编写筹算步调。

15. Keywords active noise control（ANC）;secondary path modeling;ship-radiated noise;narrowband noise cancellation;prefiltering;peak filter;

主动噪声控制;次级通道建模;舰船辐射噪声;窄带噪声抵消;预滤波;峰值滤波器;

16. Work is also under way on new narrowband systems,which are used for voice or low-data-rate communications by soldiers who are able to carry only a limited amount of gear into the field.

人们也正在研究新的窄带系统，在战场上携带装备能力有限的士兵可利用这种系统进行语音或低数据率通讯。

17. This paper describes the AAL2 protocol stack, AAL2-CP packet format and its applications, then analyze the application of ATM AAL2 Trunking in narrowband networks, finally presents some convergence solutions based on AAL.

介绍了ATM AAL2的协议结构、分组格式及其应用，并对ATM AAL2 Trunking在窄带网络中的应用做了较详尽的分析，最后给出了基于AAL的网络融合方案。

18. Starting from paraxial wave equation, analytical propagation expressions of hyperbolic secant pulsed beams with narrowband and broadband are derived.

从近轴波动方程出发推导了窄带和宽带双曲正割脉冲光束的解析传输公式。

19. The narrowband filter of the ring laser consists of the sensor FBG and the tunable FBG of which the Bragg period is tunable through a one-dimensional adjustor.

传感FBG与受一维调节器调节控制的匹配FBG共同构成环型腔掺Er光纤激光器的窄带滤波器。

20. Firstly, this thesis briefly introduces the spread spectrum communication systems and the developing narrowband interference suppression techniques at present.

但在一些强干扰情况下,不得不借助于信号处理技术来提高系统的性能,以弥补扩频增益的不足。

21. Comparison and Analysis of LFM Signal Detecting Techniques under Low SNR and Strong Narrowband Jamming Conditions

低信噪比强窄带干扰条件下的LFM信号检测技术的比较与分析

22. DESIGN OF A LOW-RF NARROWBAND HTS FILTER

低射频窄通带高温超导滤波器设计

23. Keywords LEO Satellite;Direct Spread-Spectrum;Narrowband Interference;Non-linear LTJ Filter;Robust Interference Suppressor;

低轨卫星;直接序列扩频;窄带干扰;非线性LTJ滤波器;稳健干扰抑制器;

24. Interference analysis of time-hopping ultra-wideband signal with pulse amplitude modulation on narrowband system

信号对窄带系统的干扰分析

25. As an example, narrowband Gaussian noise is considered. In this case, the LORD is found to be a modified form of the Savage test (MS), and its asymptotic performance is compared with that of the rank sum and rank quantization detectors.

做为例子,在高斯噪声情况下,求出LORD为修正Savage检测器,并把它的渐近性能与常用的秩和、秩量化检测器做了比较。

26. optical narrowband filter

光窄带滤波器

27. global narrowband satellite connectivity

全球窄带卫星连通能力

28. Direction finding of wideband radar signal utilizing narrowband receiver

利用窄带接收机实现对宽带雷达信号测向

29. The high-pressure Hg lamp and the narrowband filters are used to create the excitated light and fluorescence sharp cut filter.

利用高压汞灯作为光源,窄带滤色片作为激发波段和荧光截止滤波片,从而保证荧光分辨力和测量范围。

30. Medical image transmission; Wavelet-based vector quantization coding; Concatenated coding; Narrowband interference; Frequency-domain adaptive filter.

医学图像传输;小波矢量量化编码;级联码;窄带干扰;自适应滤波

31. Narrowband channel characteristics such as bandwidth, passband ripple, and adjacent channel rejection can be controlled with changes to digital parameters (i.e. filter coefficients).

可以通过设置参数控制窄带通道中的一些特性：带宽，带通纹波，邻通道无响应。

32. But to the CW pulse signal with changing carrier wave frequency, common filter cannot achieve narrowband filter, whereas broadband filter cannot reach the request of the signal-noise ratio.

可是,对于载波频率不断变化的CW脉冲信号,普通的滤波器难以实现窄带跟踪滤波,而宽带滤波又不能达到提高信噪比的要求。

33. Narrowband FM synchronization broadcast application in fire-fighting wireless communication system

同频同播技术在城市消防无线通信中的应用

34. periodic narrowband interference

周期性窄带干扰

35. It is concluded that both of the representations are applicable to study narrowband pulse, but for broadband pulse only rigorous complex analytical signal representation should be adopted.

因此,窄带脉冲光束可以采用复振幅包络和复解析信号两种表示式来研究,而对于宽带脉冲光束,必须采用严格的复解析信号表示式。

36. Application of MUSIC algorithm to narrowband direction-of-arrival (DOA) estimation can't take the advantage of signals' relative intensity.

在信号波达方向估计领域，MUSIC算法的应用，形成了MUSIC波达方向估计算法。

37. In the access field, ZTE can provide a full range of access solutions including narrowband, broadband, wired and wireless.

在接入领域，中兴通讯提供包括窄带、宽带、无线、有线多种接入产品。

38. In the second part of this thesis, an application of adaptive all-pass based notch filter (ANFA) with Gaussian-Newton adaptive algorithm in a GPS narrowband anti-jamming system was presented.

在本论文的第二个部分，我们提出一个利用适应性全通带式凹谷滤波器(ANFA)搭配上高斯-牛顿演算法作为GPS抗窄频干扰系统的应用。

39. The QRD-LSL filter can be used to suppress narrowband interference.

在此基础上,设计了线性QRD-LSL滤波器用来抑制窄带干扰。

40. Based on this work, a broadband and a narrowband disk-loaded waveguide for the relativity traveling wave tube are designed.

在此基础上设计了可用于相对论行波管的一种宽带和一种窄带的盘荷波导结构。

41. The subjective quality and performance of VMR-WB is superior to that of existing narrowband and wideband coding standards operating at the same bit rates.

在相同的速率下,VMR-WB语音声码器的主观质量和性能较现有的窄带和宽带编码标准都有明显的提高。

42. Techniques for Narrowband Interference Suppression in Wideband Communication Based on Welch Power Spectra Estimation

基于Welch谱估计的宽带通信窄带干扰抑制技术

43. Subspace Tracking-Based Research on Narrowband Interference Suppression in DSSS Communication Systems

基于子空间跟踪的DSSS通信系统抗窄带干扰研究

44. Exponential Distribution-based Research on Narrowband Interference Suppression in DSSS Communication Systems

基于指数分布假设的直接序列扩频系统抗窄带干扰技术研究

45. Research of distribution automation system based on the radio narrowband date communication network

基于无线窄带数据通信网的配电自动化系统

46. An adaptive NarrowBand Interference (NBI) suppression approach is proposed for DS-UWB systems.

基于目标函数的最优化问题与求解线性方程组的等价性，该文针对直扩超宽带(DS-UWB)系统提出了一种新的自适应窄带干扰抑制方案。

47. Adaptive wavelet packet transform-based LMS narrowband interference rejection technique

基于自适应小波包变换的LMS窄带干扰抑制技术

48. Modulated Lapped Biorthogonal Transform for Non-orthogonal Narrowband Interference Excision in Spread Spectrum Communications

基于调制重叠双正交变换的扩频通信非正交型窄带干扰抑制

49. A TRANSFORM DOMAIN TECHNIQUE FOR SUPPRESSING NARROWBAND INTERFERENCE IN DS-SS SYSTEM BASED ON THRESHOLD ESTIMATION

基于门限估计的直扩通信系统窄带干扰变换域抑制方法

50. Acoustic cavity is a good narrowband absorber.

声腔是很好的窄带吸收器。

51. PERFORMANCE ANALYSIS OF DIGITAL NARROWBAND INTERFERENCE SUPPRESSION IN SPREAD SPECTRUM COMMUNICATIONS

多用户检测技术抑制数字窄带干扰

52. Keywords Multicarrier modulation;M-ary spread spectrum;wavelet packet;PAPR;transform domain processing;narrowband jamming elimination;

多载波调制;M元扩频;小波包;PAPR;变换域处理;窄带干扰抑制;

53. Application of Agilent Power Line Driver in Narrowband Power Line Communication

安捷伦电力线驱动器在窄带电力线通信中的应用

54. Measurement of electron temperature of plasma irradiated by broadband and narrowband laser Beams

宽带与窄带激光打靶的电子温度

55. Broadband for Narrowband like to call steam, created an era of application, to a wide range of electrical inventions.

宽带对于窄带就象电对蒸汽一样，电的应用开创了一个时代，促成了各种各样的电器的发明。

56. wideband and narrowband

宽窄带

57. For radar and sonar systems,wideband condition has more applications and suitability than narrowband condition.

对于雷达、声纳系统而言,宽带条件往往比窄带条件具有更广泛的适用性。

58. Furthermore,the change of the noise through narrowband filter and detection circuit and the effect on the radar tracking precision are analyzed in quantity.

对噪声经过窄带滤波、检波电路后的变化及其对雷达跟踪精度的影响进行了定量分析。

59. Different arithmetic of the security range and influential factors in two different conditions broadband and narrowband noise are studied separately.

将潜艇宽带噪声和窄带噪声分开考虑,分别研究两种噪声下潜艇声隐身安全半径的算法,并分析了对其的影响因素。

60. What is more, engineers expect these UWB units to be cheaper, smaller and less power-hungry than today's narrowband radio devices.

尤有甚者，工程师期望这些超宽频元件，能比今天的窄频无线电设备更便宜、更小、更不耗电。

61. Working on the imaging mode, the system adopts broadband signals, thus the conventional narrowband beamforming method is inapplicable.

工作在成像模式时，系统采用具有一定带宽的信号，传统窄带波束形成的方法在宽带相控阵雷达中不再适用。

62. Suppression of Digital Narrowband Interference Using Parallel Interference Cancellation Detector

并行干扰抵消检测对数字窄带干扰的抑制

63. When detected on a LAN, white noise could affect all data transmissions, but narrowband interference might disrupt only certain signals.

当在LAN上侦测到，白噪音能影响所有资料传输,但是窄频干扰可能只损毁某些讯号。

64. Although spread - spectrum systems enjoy a natural immunity to narrowband interference (NBI), their performance in the presence of such interference can be enhanced by active NBI supp...

扩频技术另一个诱人的优点就是它可以与现有的窄带通信系统共享相同的频带。

65. Study on Windowing Degradation of Frequency Domain Narrowband Interference Suppression Algorithms in Spread Spectrum System

扩频系统频域窄带干扰抑制算法加窗损耗研究

66. Research on suppression of narrowband jammer using frequency domain filter with adaptive energy threshold

抗窄带干扰自适应能量判决门限频域滤波器的研究

67. Keywords pustulosis palmaris et plantaris;therapy;narrowband ultraviolet B;

掌跖脓疱病;治疗;窄谱中波紫外线;

68. We present a method for digitalizing narrowband signal by undersampling to reduce the hardware for the data acquisition and processing of an interferometer.

提示：我们提供多语言支持，你当前看到的是原始版本，你可以点击查看其它语言版本的介绍信息。

69. The principle of comb filter and narrowband filter to realize matched filtering of pulse train is analyzed.

摘要分析脉冲串信号的两种匹配滤波器-梳状滤波器和窄带滤波器实现脉冲串匹配滤波的原理。

70. A novel joint estimation algorithm for ranges, frequencies and DOAs of multiple near-field narrowband sources is proposed in the near field is proposed.

摘要提出了一种新的多个近场窄带信源距离、频率及到达角三维参数的联合估计算法。

71. A novel joint diagonalization fourth-order cumulants DOA matrix method is proposed to estimate the higher 2-D DOAs of uncorrelated narrowband signals in arbitrary Gaussian noise environments.

摘要提出了一种新的适合任意高斯噪声环境的高分辨二维波达方向(DOA)估计方法-联合对角化4阶累积量-DOA矩阵方法。

72. An algorithm for the suppression of narrowband interference in the direct sequence spread-spectrum (DSSS) systems is presented.

摘要提出了直接序列扩频通信系统中抑制窄带干扰的一种算法。

73. The concept of quasiperiodic one-dimension photonic crystal nanometer film is proposed, and research finds that it can be applied to realize optic narrowband filter.

摘要提出所谓一维耦合准周期光子晶体纳米膜概念。

74. A novel user receiver model is proposed to cope with the existence of NarrowBand Interference (NBI) in a hybrid WDM/OCDMA system.

摘要文章针对波分复用／光码分多址(WDM/OCDMA)混合系统中存在窄带干扰(NBI)的问题，提出了一种新颖的用户接收机模型。

75. The joint estimation problem of range, DOA and frequency of near-field narrowband sources is studied, and a new computationally efficient algorithm is proposed.

摘要本文研究近场源距离、频率和到达角(DOA)三维参数的联合估计问题，并提出一种计算有效的新算法。

76. An algorithm for jointly estimating range, frequency and DOA of near field narrowband polarized sources with a uniform linear array (ULA) of orthogonal dipole-pair was presented.

摘要研究了由与坐标轴方向一致的偶极子对构成的均匀线阵。使用四阶累积量提出了一种极化近场源距离、频率及到达角(DOA)三维参数联合估计算法。

77. In the model of Direction-Of-Arrival (DOA) estimation of narrowband signals, the concept of coherent signals seem more confused.

摘要窄带波达方向(DOA)估计模型中，相干信号的问题很容易引起混淆。

78. digital narrowband interference

数字窄带干扰

79. Design of a Narrowband Low Pass Filter of the Digital Lock-in Amplifier

数字锁定放大器中窄带低通滤波器的设计

80. wireless public narrowband network

无线公用窄带网络