# Frequency Comb-Based WDM Transmission Systems Enabling Joint Signal Processing
## 5 Conclusions and Outlook
### Future Outlook
In Proceedings of the European Conference on Optical Communication (ECOC), Dusseldorf, Germany, 18-22 September 2016, p. Th.3.C.1. * [PERSON] (2011) [PERSON] _Fiber-Optic Communication Systems_; John Wiley & Sons: Hoboken, NJ, USA, 2011. * [PERSON] et al. (2015) [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON] Silicon Photonic Hybrid Ring-Filter External Cavity Wavelength Tunable Lasers. _J. Lightw. Technol._**2015**, _33_, 1241-1246. [CrossRef]
* [PERSON] (2014) [PERSON]; [PERSON] [PERSON] Advances in high-speed DACs, ADCs, and DSP for optical coherent transceivers. _J. Lightw. Technol._**2014**, _32_, 629-643. [CrossRef]
* [PERSON] et al. (2016) [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON]; et al. Design of a 1 Tb/s Superchannel Coherent Receiver. _J. Lightw. Technol._**2016**, _34_, 1453-1463. [CrossRef]
* [PERSON] et al. (2015) [PERSON]; [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Spectrally shaped DP-16 QAM super-channel transmission with multi-channel digital back-propagation. _Sci. Rep._**2015**, \(5\), 8214. [CrossRef] [PubMed]
* [PERSON] et al. (2014) [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON]; et al. Self-Homodyne Detection in Optical Communication Systems. _Photonics_**2014**, \(1\), 110-130. [CrossRef]
* [PERSON] et al. (2007) [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] Ultimate Linewidth-Tolerant 20-Gbps QPSK-Homodyne Transmission using a Spectrum-Sliced ASE Light Source. In Proceedings of the Optical Fiber Communication Conference (OFC), Anaheim, CA, USA, 25-29 March 2007; p. OThD4. * [PERSON] et al. (2013) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON] [PERSON] Energy efficient carrier phase recovery for self-homodyne polarization-multiplexed QPSK. In Proceedings of the \"OptoElectronics and Communications Conference (OECC), Kyoto, Japan, 30 June-4 July 2013; p. ThR3.5. * [PERSON] et al. (2015) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Digital Self-Homodyne Detection. _IEEE Photon. Technol. Lett._**2015**, _27_, 608-611. [CrossRef]* [PERSON] et al. (2013) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] A Shared Carrier Reception and Processing Scheme for Compensating Frequency Offset and Phase Noise of Space-Division Multiplexed Signals over Multicore Fibers. In Proceedings of the Optical Fiber Communication Conference (OFC), Anaheim, CA, USA, 17-21 March 2013; p. OM2C.2. * [PERSON] et al. (2006) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Optical frequency combs from semiconductor lasers and applications in ultrawideband signal processing and communications. _J. Lightw. Technol._**2006**, _24_, 2701-2719. [CrossRef]
* [PERSON] et al. (2016) [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON], [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Multi-wavelength coherent transmission using an optical frequency comb as a local oscillator. _Opt. Exp._**2016**, _24_, 25432-25445. [CrossRef] [PubMed]
* [PERSON] et al. (2016) [PERSON]; [PERSON]; [PERSON]; [PERSON] Stable WDM-Signal-and-LO-frequency Synchronisation and Transmission Employing Multi-Carrier Light Sources and a Multi-Core Fibre for Coherent Photonic Networks. In Proceedings of the European Conference on Optical Communication (ECOC), Dusseldorf, Germany, 18-22 September 2016; p. Tu.1.C.3. * [PERSON] et al. (2017) [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON] Optimal Pilot-Tone-Aided Multi-Core Fiber Transmission Using a Wideband Comb Transmitter. _IEEE Photon. Technol. Lett._**2017**, _29_, 1245-1248. [CrossRef]
* [PERSON] et al.