搜索结果: 1-15 共查到“工学 transmitter”相关记录49条 . 查询时间(0.098 秒)
Ionospheric turbulence from ground-based and satellite VLF/LF transmitter signal observations for the Simushir earthquake (November 15, 2006)
VLF/LF signal propagation Eartquake precursors
2015/8/24
Signals from very low frequency (VLF)/ low frequency (LF) transmitters recorded on the ground station at Petropavlovsk-Kamchatsky and on board the French DEMETER satellite were analyzed for the Simush...
A Note on the Broadcast Channel With Stale State Information at the Transmitter
Broadcast channel channel with state feedback source coding with side information
2015/8/12
This paper shows that the Maddah-Ali–Tse (MAT) scheme, which achieves the symmetric capacity of two example broadcast channels with strictly causal state information at the transmitter, is a simple sp...
Performance of TOA and TDOA in a Non-homogeneous Transmitter Network Combining GPS and Terrestrial Signals
Performance TOA TDOA Non-homogeneous Transmitter GPS Terrestrial Signals
2015/6/25
The time of arrival (TOA) and the time difference of arrival (TDOA) measurements are transformable to each other without a loss of information regarding positioning and thus the position estimations b...
A 33mW 100Gbps CMOS Silicon Photonic WDM Transmitter Using Off-Chip Laser Sources
A 33 mW 100 Gbps CMOS Silicon Photonic WDM Transmitter On-Chip Laser Sources
2014/11/6
We report an ultra-low power 100Gbps silicon photonic WDM transmitter tunable with off-chip laser sources. The hybrid CMOS transmitter consists of eight 12.6Gbps WDM channels and consumes a total on-c...
A W-Band Photonic Transmitter-Mixer Based on High-Power Near-Ballistic Uni-Traveling-Carrier Photodiodes for BPSK and QPSK Data Transmission Under Bias Modulation
Photonic QPSK Data Abstract
2011/11/17
THE tremendous increase in the required volume of wireless data-transmission has stimulated attention on ways to use the millimeter-wave (MMW) bands above 60 GHz ( -band) or above 100 GHz ( -band) as ...
A Consolidated Multi-rate Burst-Mode DPSK Transmitter Using a Single Mach-Zehnder Modulator
Phase modulation Free-space optical comm Optical communications
2015/5/26
We demonstrate phase modulation, pulse carving, and burst-mode windowing in a single Mach-Zehnder modulator, significantly reducing size, weight, power, and complexity of prior three-modulator designs...
20-Gb/s Error-Free Wireless Transmission Using Ultra-Wideband Photonic Transmitter-Mixer Excited with Remote Distributed Optical Pulse Train
Photodiodes Radio frequency photonics
2015/5/26
Photonic transmitter-mixers with ultra-wide O-E/modulation bandwidths excited by remote-distributed pulse trains for 20Gbps error-free wireless transmission is presented. The S/N ratios and output pow...
320 Gbps DPSK transmitter and self-tracked receiver based on four-wave mixing
Fiber devices and optical amplifiers Nonlinear optics four-wave mixing Fiber optics communications
2015/5/26
A novel RZ differential phase-shift keyed transmitter and self-tracked receiver based on cavity-less pulse generation and four-wave mixing for data rate of 320 Gb/s. The performance was quantified wit...
101.5 Gbit/s Real-Time OFDM Transmitter with 16QAM Modulated Subcarriers
Optical communications Coherent communications
2015/5/25
We demonstrate for the first time a 101.5 Gbit/s single-polarization OFDM transmitter based on real-time FPGA processing. We modulate 58 subcarriers with 16QAM.
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...
25-Gb/s Transmitter for Optical Interconnection with 10-Gb/s VCSEL Using Dual Peak-Tunable Pre-Emphasis
Optics in computing optical interconnects
2015/5/22
We developed a 25-Gb/s VCSEL transmitter with 10-Gb/s VCSEL. By driving standard 10-Gb/s VCSELs using pre-emphasis technology to overcome their optical bandwidth limit, we achieved clear eye opening a...
A Survivable Protection and Restoration Scheme using Wavelength Switching of Integrated Tunable Optical Transmitter for High Throughput WDM-PON System
Survivable Protection Restoration Scheme Wavelength Switching Integrated Tunable Optical Transmitter High Throughput WDM-PON System
2015/5/21
A survivable protection and restoration mechanism is proposed using wavelength switching of low-cost integrated tunable laser assembly to protect multiple fiber failures in a high capacity colorless W...
10Gbps Parametric Short-Wave Infrared Transmitter
10Gbps Parametric Short-Wave Infrared Transmitter
2015/5/21
We demonstrate the first 10Gb/s parametric transmitter in short-wave Infrared band.The device operates by converting 1278nm signal over 85THz to generate channel at 2002nm using highly-nonlinear-fiber...
Monolithic 100 Gb/s Twin-IQ Mach-Zehnder Modulators for Advanced Hybrid High-Capacity Transmitter Boards
Monolithic 100 Gb/s Twin-IQ Mach-Zehnder Modulators Advanced Hybrid High-Capacity Transmitter Boards
2015/5/20
Development and characterization of monolithic, flip-chip compatible 2x50 Gb/s twin-IQ DQPSK MZ modulator chips - capable for hybrid assembly onto planar optical boards of advanced Tbit-capacity trans...