搜索结果: 1-15 共查到“工学 Bandwidth”相关记录69条 . 查询时间(0.171 秒)
Bandwidth extension in CMOS with optimized on-chip inductors
Gigahertz bandwidth broadband circuits spiral inductors elements inductor series resistance and inductance circuit
2015/8/11
We present a technique for enhancing the bandwidth of gigahertz broadband circuitry by using optimized on-chip spiral inductors as shunt-peaking elements. The series resistance of the on-chip inductor...
A New Class of Improved Bandwidth Planar Ultrawideband Modular Antenna (PUMA) Arrays Scalable to mm-Waves
Antenna arrays mm-wave array Dipole Planar arrays Ultrawideband
2014/12/8
A new class of Planar Ultrawideband Modular Antenna (PUMA) arrays, termed PUMAv3, is introduced to offer improved performance and further meet demand needs for multifunctional systems. PUMAv3 extends ...
Towards 400GBASE 4-lane Solution Using Direct Detection of MultiCAP Signal in 14 GHz Bandwidth per Lane
Towards 400GBASE 4-lane MultiCAP Signal 14 GHz Bandwidth per Lane
2014/11/6
We report on an experimental demonstration of 102 Gbit/s transmission over a 15km single wavelength and polarization fiber link with 14GHz 3dB bandwidth. Novel multi-band CAP signaling allows for a 4-...
Ultrahigh-contrast and large-bandwidth thermal rectification in near-field electromagnetic thermal transfer between nanoparticles
Ultrahigh-contrast large-bandwidth thermal electromagnetic thermal transfer between nanoparticles
2015/8/7
We exploit the unique properties of optical waves in nanophotonic structures to enhance the capabilities for active control of electromagnetic thermal transfer at nanoscale. We show that the near-@...
Temperature Dependence of the Raman Intensity and the Bandwidth Close to the Order-Disorder Phase Transition in NaNO3
Raman Intensity Bandwidth NaNO3
2013/1/30
We analyze the temperature dependence of the Raman intensity using the experimental data according to a power-law formula close to the order-disorder transition (Tc = 549 K) in NaNO 3. From this analy...
Impact of ADC Bandwidth and Clipping Ratio on COF-PON Systems Based on Spatial Coding and Subcarrier Multiplexing
Analog-to-digital convertor (ADC) clipping ratio code-division-multiplexing (CDM) passive optical networks (PON) subcarrier multiplexing
2016/12/2
In this paper, we analyze the impact of analog-to digital convertor (ADC) bandwidth and clipping ratio on the performance of a 1 Gb/s x 15 user CDM-over-fiber-PON (COF PON) system based on 16-QAM modu...
Effects of filter bandwidth and driving voltage on optical duobinary transmission systems
2011/11/23
This work demonstrates how electrical driving voltage of a Mach–Zehnder modulator and the bandwidth of electrical low-pass filters (LPFs) affect optical duobinary signals. The fact that a 100% driving...
Photonics for HPEC: A Low-Powered Solution for High Bandwidth Applications
Photonics HPEC: A Low-Powered Solution High Bandwidth Applications
2015/5/25
Photonics offer high bandwidth for minimal power. While critical for the future of HPC, this has an immediate impact in HPEC, where power is critical. Here, a 4-10x improvement in performance/watt can...
Dynamic Bandwidth Allocation in Flexible OFDM-based Networks
Dynamic Bandwidth Allocation Flexible OFDM-based Networks
2015/5/25
We propose a general policy to allocate subcarriers to time-varying traffic in a flexible OFDM optical network. We compare the OFDM network performance to that of a fixed-grid WDM network using simula...
Flexible-Bandwidth, Impairment-Aware Transmitter Based on Parallel Synthesis of Optical Frequency Combs
Optical communications All-optical networks Systems
2015/5/22
We demonstrate a proof-of-principle transmitter for flexible-bandwidth network with parallel synthesis and a wavelength-selective switch. Impairment-aware spectrum allocation is used to maintain data ...
Bandwidth Scalable, Coherent Transmitter Based on Parallel Synthesis of Multiple Spectral Slices
Modulation Coherent Communications Pulse Shaping
2015/5/22
This paper presents a bandwidth-scalable, coherent optical transmitter based on the parallel synthesis of multiple spectral slices. As a proof-of-principle, two spectral slice, 6-ns DPSK and QPSK wave...
Bandwidth-flexible ROADMs as Network Elements
Networks wavelength routing Wavelength filtering devices
2015/5/22
The continuing need to reduce transmission costs drives the requirement for higher spectral efficiency in optical communication systems. We review here the use of Bandwidth-flexible ROADMs as one of t...
40Gbit/s -tunable stacked-WDM/TDM-PON using dynamic wavelength and bandwidth allocation
Fiber optics communications Fiber optics components
2015/5/22
This paper proposes a configuration and a dynamic wavelength and bandwidth allocation for the upstream signal in 40Gbit/s -tunable stacked-WDM/TDM-PON. An upstream transmission experiment with...
A Novel Optical Burst Ring Network with Optical-Layer Aggregation and Flexible Bandwidth Provisioning
Network ring All-optical networks
2015/5/22
A novel optical burst ring network is proposed by employing fixed-tuned transmitters rather than fast tunable lasers. All-optical traffic aggregation/bypass at network nodes significantly reduces the ...
OLARP:Open Lambda Assignment and Routing Problem – Bandwidth Multiplier for Metro and Access Networks
OLARP Open Lambda Assignment Routing Problem – Bandwidth Multiplie Access Networks
2015/5/21
We consider, for the first time, the problem of flexible/open wavelength assignment and propose an optimal as well as heuristic solution. Simulation results validate our solution to within 15% of the ...