Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539911 | Test mode for programming rate and precharge time for DRAM activate-precharge cycle | Robert Perry, Jan Zieleman, Rath Ung | 2009-05-26 |
| 7457177 | Random access memory including circuit to compress comparison results | Rob Perry, Jan Zieleman, Rath Ung, Dirk Fuhrmann | 2008-11-25 |
| 7408833 | Simulating a floating wordline condition in a memory device, and related techniques | Jan Zieleman, Robert Perry | 2008-08-05 |
| 7362632 | Test parallelism increase by tester controllable switching of chip select groups | Rath Ung, Rob Perry, Jan Zieleman, Dirk Fuhrmann | 2008-04-22 |
| 7313033 | Random access memory including first and second voltage sources | Dirk Fuhrmann, Jan Zieleman, Rob Perry, Rath Ung | 2007-12-25 |
| 7299388 | Method and apparatus for selectively accessing and configuring individual chips of a semi-conductor wafer | Rath Ung, Jan Zieleman, Robert Perry, Dirk Fuhrmann | 2007-11-20 |
| 7171156 | Method and apparatus for transmitting audio and non-audio information with error correction | John Justin Caffrey, Sin Hui Cheah, Karl L. Friedline | 2007-01-30 |
| 7170804 | Test mode for detecting a floating word line | — | 2007-01-30 |
| 7085191 | Simulating a floating wordline condition in a memory device, and related techniques | Jan Zieleman, Robert Perry | 2006-08-01 |
| 6999887 | Memory cell signal window testing apparatus | Hans-Oliver Joachim, Michael Jacob, Joerg Wohlfahrt | 2006-02-14 |
| 6920059 | Reducing effects of noise coupling in integrated circuits with memory arrays | Michael Jacob, Thomas Roehr, Daisaburo Takashima | 2005-07-19 |
| 6906969 | Hybrid fuses for redundancy | Thomas Roehr, Hans-Oliver Joachim, Tadashi Miyakawa | 2005-06-14 |
| 6903959 | Sensing of memory integrated circuits | Thomas Roehr, Hans-Oliver Joachim, Joerg Wohlfahrt | 2005-06-07 |
| 6856560 | Redundancy in series grouped memory architecture | Hans-Oliver Joachim, Thomas Roehr, Joerg Wohlfahrt | 2005-02-15 |
| 6731529 | Variable capacitances for memory cells within a cell group | Michael Jacob, Joerg Wohlfahrt, Daisaburo Takashima | 2004-05-04 |
| 6707699 | Historical information storage for integrated circuits | Michael Jacob, Joerg Wohlfahrt, Hans-Oliver Joachim | 2004-03-16 |
| 6687171 | Flexible redundancy for memories | Thomas Roehr | 2004-02-03 |
| 6639824 | Memory architecture | Joerg Wohlfahrt, Michael Jacob, Thomas Roehr | 2003-10-28 |