CA

Charles J. Alpert

IBM: 91 patents #667 of 70,183Top 1%
CS Cadence Design Systems: 27 patents #17 of 2,263Top 1%
Globalfoundries: 1 patents #2,221 of 4,424Top 55%
Overall (All Time): #10,112 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 25 most recent of 119 patents

Patent #TitleCo-InventorsDate
12430489 Restructuring algorithm for including user-specified clock instances in a post-CTS clock tree Andrew Mark Chapman, Ruth Patricia Jackson 2025-09-30
12423501 Skewing level limited clock tree Andrew Mark Chapman, Andrew Hall 2025-09-23
12423499 Resistance and capacitance aware preferred layer trimming Derong Liu, Mehmet Can Yildiz 2025-09-23
12393760 Wire density-aware layer assignment Derong Liu, Wing-Kai Chow, Gracieli Posser, Mehmet Can Yildiz 2025-08-19
12393763 Timing-based layer assignment Derong Liu, Wing-Kai Chow, Mehmet Can Yildiz 2025-08-19
12339701 Insertion delay and area tradeoff for buffering solution selection in clock tree synthesis Yi-Xiao Ding, Sheng-En David Lin, Natarajan Viswanathan 2025-06-24
12321193 Hierarchically-aware buffering for clock structures Yi-Xiao Ding, Sheng-En David Lin, Natarajan Viswanathan 2025-06-03
12061857 Post-CTS insertion delay and skew target reformulation of clock tree Andrew Mark Chapman, Andrew Hall 2024-08-13
11301757 Fault-tolerant power-driven synthesis Pallab Datta, Myron D. Flickner, Zhou Li, Dharmendra S. Modha, Gi-Joon Nam 2022-04-12
10796049 Waveform propagation timing modeling for circuit design Kwangsoo Han, Zhuo Li 2020-10-06
10679120 Power driven synaptic network synthesis Pallab Datta, Myron D. Flickner, Zhuo Li, Dharmendra S. Modha, Gi-Joon Nam 2020-06-09
10643019 View pruning for routing tree optimization Kwangsoo Han, Zhuo Li 2020-05-05
10579767 Systems and methods for routing a clock net with multiple layer ranges Zhuo Li, Wen-Hao Liu, Gracieli Posser, Ruth Patricia Jackson 2020-03-03
10552740 Fault-tolerant power-driven synthesis Pallab Datta, Myron D. Flickner, Zhuo Li, Dharmendra S. Modha, Gi-Joon Nam 2020-02-04
10460065 Routing topology generation using spine-like tree structure Wen-Hao Liu, Wing-Kai Chow, Gracieli Posser, Mehmet Can Yildiz, Zhuo Li 2019-10-29
10402522 Region aware clustering Natarajan Viswanathan, Thomas Andrew Newton, William Robert Reece 2019-09-03
10402533 Placement of cells in a multi-level routing tree William Robert Reece, Yi-Xiao Ding, Thomas Andrew Newton, Zhuo Li 2019-09-03
10380287 Systems and methods for modifying a balanced clock structure Dirk Meyer, Zhuo Li 2019-08-13
10354040 Systems and methods for clock tree generation with buffers and inverters Amin Farshidi, Thomas Andrew Newton, Zhuo Li 2019-07-16
10354183 Power-driven synthesis under latency constraints Pallab Datta, Myron D. Flickner, Zhuo Li, Dharmendra S. Modha, Gi-Joon Nam 2019-07-16
10318693 Balanced scaled-load clustering Natarajan Viswanathan, Zhuo Li, William Robert Reece, Thomas Andrew Newton 2019-06-11
10289797 Local cluster refinement Natarajan Viswanathan, Wen-Hao Liu, Thomas Andrew Newton 2019-05-14
10289795 Routing tree topology generation Jhih-Rong Gao, Thomas Andrew Newton, Derong Liu, Mehmet Can Yildiz, Zhuo Li 2019-05-14
10289775 Systems and methods for assigning clock taps based on timing Brian Wilson, Zhuo Li 2019-05-14
10282506 Systems and methods for clock tree clustering Dirk Meyer, Zhuo Li 2019-05-07