Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9729946 | High-capacity switch | Ting-Kuang Chiang, Curtis Villamizar | 2017-08-08 |
| 9031412 | 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, Jr., David F. Welch, Masaki Kato | 2015-05-12 |
| 8660020 | Communication network with skew compensation | David F. Welch, Ting-Kuang Chiang, Edward E. Sprague, Parthiban Kandappan, Stephen G. Grubb +1 more | 2014-02-25 |
| 8655169 | Degradation adaptation network | David F. Welch | 2014-02-18 |
| 8521020 | Forward error correction (FEC) enabled photonic integrated circuit (PIC) chips with multiple signal channels | David F. Welch, Fred A. Kish, Jr., Ting-Kuang Chiang | 2013-08-27 |
| 8442040 | Modular adaptation and configuration of a network node architecture | Ting-Kuang Chiang, Marco Sosa, Mark Yin, Edward E. Sprague | 2013-05-14 |
| 8274892 | Universal digital framer architecture for transport of client signals of any client payload and format type | Ting-Kuang Chiang, Edward E. Sprague, Daniel P. Murphy | 2012-09-25 |
| 8259703 | Communication network with skew determination | David F. Welch, Ting-Kuang Chiang, Edward E. Sprague, Parthiban Kandappan, Steven G. Grubb +2 more | 2012-09-04 |
| 8249463 | Skew compensation across polarized optical channels | — | 2012-08-21 |
| 8175113 | Communication network with node bypassed co-routed multi-channel traffic | David F. Welch, Ting-Kuang Chiang, Charles H. Joyner, Edward E. Sprague, Parthiban Kandappan +2 more | 2012-05-08 |
| 8111685 | Communication network with co-routed multi-channel traffic | David F. Welch, Ting-Kuang Chiang, Edward E. Sprague, Parthiban Kandappan, Stephen G. Grubb +1 more | 2012-02-07 |
| 7773837 | Monolithic transmitter photonic integrated circuit (TXPIC) with a transversely disposed output | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan +9 more | 2010-08-10 |
| 7769051 | Optical transmission network with asynchronous mapping and demapping and digital wrapper frame for the same | Ting-Kuang Chiang, Edward E. Sprague, Daniel P. Murphy | 2010-08-03 |
| 7751713 | Communication network with skew path monitoring and adjustment | David F. Welch, Ting-Kuang Chiang, Charles H. Joyner, Edward E. Sprague, Parthiban Kandappan +3 more | 2010-07-06 |
| 7734191 | Forward error correction (FEC) enabled photonic integrated circuit (PICs) chips with multiple signal channels | David F. Welch, Fred A. Kish, Jr., Ting-Kuang Chiang | 2010-06-08 |
| 7716560 | Protection switch decision architecture | Edward E. Sprague, Marco Sosa, Daniel P. Murphy, Christopher C. Liou, Ting-Kuang Chiang | 2010-05-11 |
| 7684399 | Optical transmission network with asynchronous mapping and demapping and digital wrapper frame for the same | Ting-Kuang Chiang, Edward E. Sprague, Daniel P. Murphy | 2010-03-23 |
| 7680368 | Monolithic transmitter photonic integrated circuit (TxPIC) with a traversely disposed output | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan +9 more | 2010-03-16 |
| 7636522 | 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, Jr., David F. Welch, Masaki Kato | 2009-12-22 |
| 7634195 | Digital optical network architecture | Jagdeep Ahluwalia SINGH, David F. Welch, Mark Yin, Fred A. Kish, Jr., Stephen G. Grubb +4 more | 2009-12-15 |
| 7570671 | Method and apparatus for deploying forward error correction in optical transmission networks and the deployment of photonic integrated circuit (PIC) chips with the same | Michael D. Jarchi, Satish Sridharan | 2009-08-04 |
| 7555220 | Chromatic dispersion compensator (CDC) in a photonic integrated circuit (PIC) chip and method of operation | Stephen G. Grubb, Charles H. Joyner, Frank Peters, Fred A. Kish, Jr. | 2009-06-30 |
| 7512295 | Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan +9 more | 2009-03-31 |
| 7477807 | Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan +9 more | 2009-01-13 |
| 7340122 | Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan +9 more | 2008-03-04 |