Issued Patents All Time
Showing 101–125 of 137 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8737846 | Dynamic-grid comb optical source | Ying Luo, Guoliang Li, Ashok V. Krishnamoorthy | 2014-05-27 |
| 8670671 | Energy-efficient optical source | Ashok V. Krishnamoorthy, John E. Cunningham | 2014-03-11 |
| 8639069 | Wavelength dependent optical switch | Roger Helkey, John E. Bowers, David E. Welsh, Robert Anderson, Olivier Jerphagnon | 2014-01-28 |
| 8548287 | Direct interlayer optical coupler | Hiren D. Thacker, Ivan Shubin, Kannan Raj, John E. Cunningham, Ashok V. Krishnamoorthy | 2013-10-01 |
| 8532446 | Scalable silicon photonic multiplexers and demultiplexers | Ashok V. Krishnamoorthy, Yeshaiahu Fainman | 2013-09-10 |
| 8473659 | Time division multiplexing based arbitration for shared optical links | Pranay Koka, Michael O. McCracken, Herbert D. Schwetman, Jr., Ashok V. Krishnamoorthy | 2013-06-25 |
| 8467122 | Hybrid laser source with ring-resonator reflector | Ashok V. Krishnamoorthy | 2013-06-18 |
| 8467632 | Waveguide electro-absorption modulator | John E. Cunningham, Ashok V. Krishnamoorthy | 2013-06-18 |
| 8406623 | Data channel organization for a switched arbitrated on-chip optical network | Pranay Koka, Michael O. McCracken, Herbert D. Schwetman, Jr., Ashok V. Krishnamoorthy | 2013-03-26 |
| 8401345 | Optical modulator with three-dimensional waveguide tapers | John E. Cunningham, Ashok V. Krishnamoorthy, Dazeng Feng, Mehdi Asghari | 2013-03-19 |
| 8385740 | Arbitration scheme for an optical bus | Brian W. O'Krafka, Pranay Koka, John E. Cunningham, Ashok V. Krishnamoorthy | 2013-02-26 |
| 8340479 | Electro-optic modulator with inverse tapered waveguides | Ashok V. Krishnamoorthy, John E. Cunningham | 2012-12-25 |
| 8320761 | Broadband and wavelength-selective bidirectional 3-way optical splitter | Brian W. O'Krafka, Ashok V. Krishnamoorthy, John E. Cunningham | 2012-11-27 |
| 8285140 | Shared-source-row optical data channel organization for a switched arbitrated on-chip optical network | Michael O. McCracken, Pranay Koka, Herbert D. Schwetman, Jr., Ashok V. Krishnamoorthy | 2012-10-09 |
| 8280251 | Data transmission using direct and indirect optical paths | Pranay Koka, Herbert D. Schwetman, Jr. | 2012-10-02 |
| 8267583 | Three-dimensional macro-chip including optical interconnects | Jin Yao, Ashok V. Krishnamoorthy, John E. Cunningham | 2012-09-18 |
| 8265433 | Low-power, broadband optical switch | Jin Yao, Ashok V. Krishnamoorthy | 2012-09-11 |
| 8207752 | Fault-tolerant multi-chip module | Kannan Raj, Ashok V. Krishnamoorthy, Ronald Ho, Michael O. McCracken, David K. McElfresh +1 more | 2012-06-26 |
| 8204385 | Optical device with reduced thermal tuning energy | Ashok V. Krishnamoorthy, John E. Cunningham, Guoliang Li | 2012-06-19 |
| 8150223 | Thermal tuning of an optical device | Guoliang Li, Ashok V. Krishnamoorthy, John E. Cunningham, Ivan Shubin | 2012-04-03 |
| 8131119 | Optical device with large thermal impedance | John E. Cunningham, Ashok V. Krishnamoorthy, Ivan Shubin, Guoliang Li | 2012-03-06 |
| 8121446 | Macro-chip including a surface-normal device | Ashok V. Krishnamoorthy, John E. Cunningham | 2012-02-21 |
| 8103165 | Collision detection scheme for optical interconnects | Brian W. O'Krafka, Pranay Koka, John E. Cunningham, Ashok V. Krishnamoorthy | 2012-01-24 |
| 8078013 | Dual-layer thermally tuned optical device | Guoliang Li, John E. Cunningham, Ashok V. Krishnamoorthy, Ivan Shubin | 2011-12-13 |
| 8014636 | Electrical contacts on top of waveguide structures for efficient optical modulation in silicon photonic devices | Ivan Shubin, Guoliang Li, John E. Cunningham, Ashok V. Krishnamoorthy | 2011-09-06 |