搜索结果: 1-15 共查到“光电子技术 Modulator”相关记录43条 . 查询时间(0.083 秒)
224-Gb/s PDM-16-QAM Modulator and Receiver based on Silicon Photonic Integrated Circuits
224-Gb/s PDM-16-QAM Modulator Silicon Photonic Integrated Circuits
2014/11/6
We demonstrate a coherent modulator and a receiver based on monolithicallyintegrated silicon photonic circuits, capable of modulating and detecting 224 Gb/s polarizationdivision-multiplexed 16-QAM. Th...
First Monolithic GaAs IQ Electro-optic Modulator, Demonstrated at 150 Gbit/s with 64-QAM
First Monolithic GaAs IQ Electro-optic Modulator 150 Gbit/s with 64-QAM
2014/11/6
We report on the first experimental demonstration of a GaAs IQ-modulator. Data rates of up to 150 Gbit/s are generated using QPSK, 16-QAM, 32-QAM and 64-QAM on a single carrier and polarization.
Small-Form-Factor All-InP Integrated Laser Vector Modulator Enables the Generation and Transmission of 256-Gb/s PDM-16QAM Modulation Format
Small-Form-Factor All-InP Integrated Laser Vector Modulator Enables the Generation Transmission of 256-Gb/s PDM-16 QAM Modulation Format
2014/11/6
We demonstrate, using a compact InP-based integrated assembly of a tunable laser and a double-nested Mach-Zehnder modulator, generation of Nyquist-prefiltered QPSK and 16-QAM signals at 32-Gbaud. We t...
This letter proposes and experimentally demonstrates a cost-effective phase-modulation duobinary modulation scheme for improving self-phase modulation tolerance using a single modulator. Successful tr...
RADIO-OVER-FIBER (ROF) systems have attracted much interest for potential use in future broadband wireless communications. Essential to ROF systems is the ability to generate and transmit optical radi...
Following the accelerated development of wireless communications, efficient and costeffective methods of generating and transmitting microwave and millimeter-wave signals are increasingly important. T...
Novel Flexible-Format Optical Modulator with Selectable Combinations of Carrier Numbers and Modulation Levels Based on Silica-PLC and LiNbO 3 Hybrid Integration
Electro-optical Devices Waveguide Modulators Integrated optics devices
2015/5/26
We devised a novel flexible-format optical modulator that can optically select optimum sets of carrier numbers and modulation levels according to transmission conditions. The modulator with PLC-LN hyb...
Multilevel Optical Modulator with PLC and LiNbO 3 Hybrid Integrated Circuit
Electro-optical devices Waveguide modulators
2015/5/26
Optical modulators with a hybrid configuration of silica-PLCs and LiNbO 3 phase modulators are promising for advanced multilevel modulation formats. Modulators for OFDM-QPSK, 64QAM, and a selectable f...
25GHz Hybrid Silicon Mach-Zehnder Modulator using High-Speed Push-Pull Slotline Design
General Modulators
2015/5/26
We demonstrate a hybrid silicon Mach-Zehnder modulator having a voltage-length product of 2.4 V-mm and chirp parameter of -0.75. This modulator also has a modulation bandwidth of 25 GHz.
Ultra-low-voltage Micro-ring Modulator Integrated with a CMOS Feed-forward Equalization Driver
Waveguide modulators Photonic integrated circuits
2015/5/26
We present an all-CMOS micro-ring modulator packaged with a feed-forward equalization driver circuit, operating in charge-injection mode at 8 Gbps with a drive voltage of only 50 mVp-p and a power con...
Over 40 GHz Traveling-Wave Electroabsorption Modulator Based on Hybrid Silicon Platform
Integrated optoelectronic circuits Waveguide modulators
2015/5/26
A hybrid silicon traveling-wave electroabsorption modulator has been demonstrated. 43 GHz bandwidth and over 10 dB static extinction ratio are achieved for a 100 μm long device.
Variable Gate Width, All-Optical Sampling using Electroabsorption Modulator for Optical Performance Monitor
Nonlinear optical signal processing Semiconductor nonlinear optics including MQW Fiber optics communications
2015/5/25
Variable gate width, all-optical sampling using an electroabsorption modulator is pro- posed for a multi-bit rate, optical performance monitor. The discrepancy between waveform quality and bit error r...
10-Gb/s - 80-km operation of full C-band InP MZ modulator with linear-accelerator-type tiny in-line centipede electrode structure directly driven by logic IC of 90-nm CMOS process
Waveguide modulators Traveling-wave devices
2015/5/21
InP MZ modulator of sub 1-V pp driving voltage with quasi-traveling-wave electrode structure and Logic IC of 90-nm CMOS process as its driver were developed. Their applicability was demonstrated throu...
Mode-Locked Laser Array Monolithically Integrated with SOA and EA-Modulator
Mode-locked laser Semiconductor lasers Diode laser arrays
2015/5/21
The monolithic integration of four 10 GHz multi-colored mode-locked lasers with a 4×1 MMI, a SOA and an electroabsorption modulator has been demonstrated. The lasers produce 2.49 ps Sech 2 -pulses wit...
Magneto-optic fiber Sagnac modulator based on magnetic fluids
Magneto-optic fiber Sagnac modulator magnetic fluids
2013/5/27
A magneto-optic modulator with a magnetic fluid film inserted into an optical fiber Sagnac interferometer is pro-posed. The magnetic fluid exhibits variable birefringence and Faraday effect under exte...