H-Index & Metrics Best Publications

H-Index & Metrics

Discipline name H-index Citations Publications World Ranking National Ranking
Electronics and Electrical Engineering D-index 38 Citations 6,295 185 World Ranking 2030 National Ranking 852

Research.com Recognitions

Awards & Achievements

2016 - Member of the National Academy of Engineering For contributions to high-power semiconductor lasers and photonic integrated circuits.

Overview

What is he best known for?

The fields of study he is best known for:

  • Laser
  • Optics
  • Telecommunications

The scientist’s investigation covers issues in Optoelectronics, Optics, Photonic integrated circuit, Semiconductor laser theory and Laser. David F. Welch works mostly in the field of Optoelectronics, limiting it down to concerns involving Optical fiber and, occasionally, Prism. The concepts of his Optics study are interwoven with issues in Diode and Amplifier.

He has researched Photonic integrated circuit in several fields, including Chip, Wavelength-division multiplexing, Transmitter, Signal and Electronic engineering. His research investigates the connection with Semiconductor laser theory and areas like Diffraction which intersect with concerns in Red laser. His studies deal with areas such as Optical coupling, Chemical vapor deposition and Gallium arsenide as well as Laser.

His most cited work include:

  • Large-scale photonic integrated circuits (353 citations)
  • Frequency converted laser diode and lens system therefor (151 citations)
  • Transmitter photonic integrated circuits (txpic) and optical transport networks employing txpics (132 citations)

What are the main themes of his work throughout his whole career to date?

Optoelectronics, Optics, Laser, Semiconductor laser theory and Photonic integrated circuit are his primary areas of study. His Optoelectronics research is multidisciplinary, incorporating perspectives in Quantum well and Amplifier. Many of his studies on Optics involve topics that are commonly interrelated, such as Semiconductor.

His Laser research incorporates elements of Chemical vapor deposition and Heterojunction. The Semiconductor laser theory study combines topics in areas such as Semiconductor device, Gallium arsenide, Continuous wave, Aperture and Near and far field. His Photonic integrated circuit research is multidisciplinary, relying on both Communication channel, Chip, Transmitter, Signal and Electronic engineering.

He most often published in these fields:

  • Optoelectronics (68.25%)
  • Optics (48.41%)
  • Laser (37.70%)

What were the highlights of his more recent work (between 2008-2020)?

  • Photonic integrated circuit (27.78%)
  • Electronic engineering (17.46%)
  • Optics (48.41%)

In recent papers he was focusing on the following fields of study:

The scientist’s investigation covers issues in Photonic integrated circuit, Electronic engineering, Optics, Transmitter and Optoelectronics. His Photonic integrated circuit research is multidisciplinary, incorporating elements of Multiplexing, Phase-shift keying, Optical polarization and Wavelength-division multiplexing. His Electronic engineering research incorporates themes from Optical signal to noise ratio, Super-channel, Electrical engineering and Signal processing.

David F. Welch interconnects Application-specific integrated circuit and Transceiver in the investigation of issues within Optics. His Transmitter research includes elements of Phase noise, Optical receivers and Modulation. His Optoelectronics study frequently intersects with other fields, such as Nanometre.

Between 2008 and 2020, his most popular works were:

  • InP Photonic Integrated Circuits (111 citations)
  • System-on-Chip Photonic Integrated Circuits (56 citations)
  • Large-Scale InP Transmitter PICs for PM-DQPSK Fiber Transmission Systems (48 citations)

In his most recent research, the most cited papers focused on:

  • Laser
  • Optics
  • Telecommunications

His primary areas of study are Photonic integrated circuit, Transmitter, Phase-shift keying, Optical communication and Electronic engineering. David F. Welch is investigating Optoelectronics and Optics as part of his examination of Photonic integrated circuit. David F. Welch works mostly in the field of Transmitter, limiting it down to topics relating to Modulation and, in certain cases, Delta-sigma modulation and Optical link.

As part of one scientific family, David F. Welch deals mainly with the area of Phase-shift keying, narrowing it down to issues related to the Phase modulation, and often Fiber transmission and Keying. His studies in Optical communication integrate themes in fields like Diode, Light-emitting diode, Semiconductor alloys, Optical receivers and Visible spectrum. His Electronic engineering study combines topics in areas such as Optical integration, Fiber optic splitter, Optical cross-connect and Optical performance monitoring.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Large-scale photonic integrated circuits

R. Nagarajan;C.H. Joyner;R.P. Schneider;J.S. Bostak.
IEEE Journal of Selected Topics in Quantum Electronics (2005)

454 Citations

High power diode laser arrays

J.G. Endriz;M. Vakili;G.S. Browder;M. DeVito.
IEEE Journal of Quantum Electronics (1992)

199 Citations

Digital optical network architecture

Jagdeep Singh;Drew D. Perkins;David F. Welch;Mark Yin.
(2002)

192 Citations

InP Photonic Integrated Circuits

R Nagarajan;M Kato;J Pleumeekers;P Evans.
IEEE Journal of Selected Topics in Quantum Electronics (2010)

164 Citations

Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating grid

Radhakrishnan L. Nagarajan;Fred A. Kish;David F. Welch;Drew D. Perkins.
(2005)

157 Citations

Transmitter photonic integrated circuits (txpic) and optical transport networks employing txpics

David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey.
(2002)

157 Citations

Analysis of second-order gratings

A. Hardy;D.F. Welch;W. Streifer.
IEEE Journal of Quantum Electronics (1989)

152 Citations

Frequency converted laser diode and lens system therefor

Robert G. Waarts;David F. Welch;Donald R. Scifres;Robert J. Lang.
(1993)

151 Citations

Operating characteristics of a high-power monolithically integrated flared amplifier master oscillator power amplifier

S. O'Brien;D.F. Welch;R.A. Parke;D. Mehuys.
IEEE Journal of Quantum Electronics (1993)

149 Citations

Optical signal receiver, an associated photonic integrated circuit (RxPIC), and method improving performance

David Welch;Radhakrishnan Nagarajan;Fred Kish;Mark Missey.
(2002)

149 Citations

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