Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339701 | Insertion delay and area tradeoff for buffering solution selection in clock tree synthesis | Yi-Xiao Ding, Sheng-En David Lin, Charles J. Alpert | 2025-06-24 |
| 12321193 | Hierarchically-aware buffering for clock structures | Yi-Xiao Ding, Sheng-En David Lin, Charles J. Alpert | 2025-06-03 |
| 11645441 | Machine-learning based clustering for clock tree synthesis | Bentian Jiang, Zhuo Li, Yi-Xiao Ding | 2023-05-09 |
| 11625525 | Grouping cells in cell library based on clustering | Zhuo Li, Vitor Bandeira, Yi-Xiao Ding | 2023-04-11 |
| 11244099 | Machine-learning based prediction method for iterative clustering during clock tree synthesis | Bentian Jiang, Zhuo Li, Yi-Xiao Ding | 2022-02-08 |
| 11188702 | Dynamic weighting scheme for local cluster refinement | Bentian Jiang, William Robert Reece, Zhuo Li | 2021-11-30 |
| 10963617 | Modifying route topology to fix clock tree violations | Andrew Mark Chapman, William Robert Reece, Mehmet Can Yildiz, Gracieli Posser, Zhuo Li | 2021-03-30 |
| 10685160 | Large cluster persistence during placement optimization of integrated circuit designs | Myung-Chul Kim, Shyam Ramji, Paul G. Villarrubia | 2020-06-16 |
| 10402522 | Region aware clustering | Charles J. Alpert, Thomas Andrew Newton, William Robert Reece | 2019-09-03 |
| 10318693 | Balanced scaled-load clustering | Zhuo Li, Charles J. Alpert, William Robert Reece, Thomas Andrew Newton | 2019-06-11 |
| 10289797 | Local cluster refinement | Charles J. Alpert, Wen-Hao Liu, Thomas Andrew Newton | 2019-05-14 |
| 10140409 | Large cluster persistence during placement optimization of integrated circuit designs | Myung-Chul Kim, Shyam Ramji, Paul G. Villarrubia | 2018-11-27 |
| 9870097 | Noise cancellation technique for capacitive touchscreen controller using differential sensing | Ashutosh Ravindra Joharapurkar, Jean CauXuan Le, Patrick Chan | 2018-01-16 |
| 9524363 | Element placement in circuit design based on preferred location | Charles J. Alpert, Gi-Joon Nam, Chin Ngai Sze, Paul G. Villarrubia | 2016-12-20 |
| 9495501 | Large cluster persistence during placement optimization of integrated circuit designs | Myung-Chul Kim, Shyam Ramji, Paul G. Villarrubia | 2016-11-15 |
| 9442610 | Noise cancellation technique for capacitive touchscreen controller using differential sensing | Ashutosh Ravindra Joharapurkar, Jean CauXuan Le, Patrick Chan | 2016-09-13 |
| 9391607 | Use of random sampling technique to reduce finger-coupled noise | Ashutosh Ravindra Joharapurkar, Patrick Chan, David L. Allen | 2016-07-12 |
| 9251306 | Alignment net insertion for straightening the datapath in a force-directed placer | Myung-Chul Kim, Samuel I. Ward | 2016-02-02 |
| 9098669 | Boundary latch and logic placement to satisfy timing constraints | Charles J. Alpert, Mark D. Aubel, Gregory F. Ford, Zhuo Li, Chin Ngai Sze +1 more | 2015-08-04 |
| 8954912 | Structured placement of latches/flip-flops to minimize clock power in high-performance designs | Charles J. Alpert, Zhuo Li, Gi-Joon Nam, Shyam Ramji, Chin Ngai Sze +1 more | 2015-02-10 |
| 8830207 | Method and apparatus for improving dynamic range of a touchscreen controller | Ashutosh Ravindra Joharapurkar, Patrick Chan, David L. Allen | 2014-09-09 |
| 8793636 | Placement of structured nets | Charles J. Alpert, Myung-Chul Kim, Zhuo Li, Samuel I. Ward | 2014-07-29 |
| 8782584 | Post-placement cell shifting | Charles J. Alpert, Zhuo Li, Gi-Joon Nam, Shyam Ramji, Lakshmi N Reddy +3 more | 2014-07-15 |
| 8769457 | Separate refinement of local wirelength and local module density in intermediate placement of an integrated circuit design | Charles J. Alpert, Myung-Chul Kim, Gi-Joon Nam, Shyam Ramji | 2014-07-01 |
| 8683411 | Electronic design automation object placement with partially region-constrained objects | Charles J. Alpert, John L. McCann, Gi-Joon Nam, Shyam Ramji, Taraneh Taghavi | 2014-03-25 |