FSK/ASK Orthogonal Modulation System Based on Novel
Subsequently, by utilizing a Mach–Zehnder modulator for ASK modulation, the FSK/ASK optical signal is obtained. The novel and low-complexity NCD receiver consists of an intensity
Transmission performance of an optical FSK heterodyne system with
The transmission performance of an optical frequency shift keying (FSK) heterodyne system, with a single bandpass filter and envelope detector for the receiver is investigated. A model is developed to
10 Gbit/s FSK transmission over 95 km SMF using a LiNbO3 modulator
We demonstrate high-speed optical frequency-shift-keying (FSK) transmission over a 95 km single-mode fiber (SMF) at 10 Gbit/s using a LiNbO optical FSK modulator and an optical interleaver.
Investigation of high-speed optical FSK generation scheme based on
Simulation results show that the proposed FSK generation scheme is very suitable for the next-generation optical access network and optical label switching network. A potential application of
High-speed optical FSK modulator for optical packet labeling
High-speed optical FSK signal can be generated by using an external FSK modulator consisting of four optical phase modulators. The FSK modulator was based on optical single-sideband (SSB)
Receiver Sensitivities
Answer: a Explanation: The coherent optical systems'' receiver sensitivities depend on the SNR limit and the 3dB improvement in the receiver bandwidth. The ASK with heterodyne and asynchronous
Performance Evaluation of Optical FSK Heterodyne Receiver using
The performance of an optical frequency-shift-keying (FSK) heterodyne receiver employing limiter discriminator detection (LDD) is analyzed with due considerations to laser phase noise, receiver shot
Exact performance evaluation of heterodyne coherent optical systems
The authors report the analysis and the performance evaluation of a coherent optical receiver with binary frequency shift keying (FSK) modulation. The receiver makes use of envelope detection with two
Novel FSK format for 40-Gb/s transmission using FSK modulator
At the receiver, an optical band pass filter (OPBF) is used as the frequency discriminator to demodulate the received FSK signal into intensity modulation (IM) signal for direct detection.
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