Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7277337 | Memory module with a defective memory chip having defective blocks disabled by non-multiplexed address lines to the defective chip | Mike Chen, David Sun | 2007-10-02 |
| 7272774 | Extender card for testing error-correction-code (ECC) storage area on memory modules | Tat Leung Lai, David Sun | 2007-09-18 |
| 7221727 | All-digital phase modulator/demodulator using multi-phase clocks and digital PLL | — | 2007-05-22 |
| 7197676 | Loop-Back Memory-Module Extender Card for Self-Testing Fully-Buffered Memory Modules | Tat Leung Lai | 2007-03-27 |
| 7131040 | Manifold-Distributed Air Flow Over Removable Test Boards in a Memory-Module Burn-In System With Heat Chamber Isolated by Backplane | Tat Leung Lai, David Sun | 2006-10-31 |
| 7117405 | Extender card with intercepting EEPROM for testing and programming un-programmed memory modules on a PC motherboard | Tat Leung Lai, David Sun | 2006-10-03 |
| 7111211 | Efficient air-flow loop through dual burn-in chambers with removable pattern-generator boards for memory-module environmental testing | Tat Leung Lai, David Sun | 2006-09-19 |
| 7029297 | PC-motherboard test socket with levered handles engaging and pushing memory modules into extender-card socket and actuating ejectors for removal | Chin-Piao Kuo | 2006-04-18 |
| 6981886 | Sliding levered handles engaging and pushing memory modules into extender-card socket | David Sun | 2006-01-03 |
| 6910162 | Memory-module burn-in system with removable pattern-generator boards separated from heat chamber by backplane | Tat Leung Lai, David Sun | 2005-06-21 |
| 6824410 | Zero-insertion-force hinged clam-shell socket for testing memory modules | Tat Leung Lai, David Sun | 2004-11-30 |
| 6774662 | In-line D.C. testing of multiple memory modules in a panel before panel separation | Tat Leung Lai | 2004-08-10 |
| 6742144 | Local heating of memory modules tested on a multi-motherboard tester | — | 2004-05-25 |
| 6700398 | In-line D.C. testing of multiple memory modules in a panel before panel separation | Tat Leung Lai | 2004-03-02 |
| 6584576 | Memory system using complementary delay elements to reduce rambus module timing skew | — | 2003-06-24 |
| 6415397 | Automated multi-PC-motherboard memory-module test system with robotic handler and in-transit visual inspection | Steve S. Chen, Fred Kong, Thang Nguyen | 2002-07-02 |
| 6396841 | Dual-speed stackable repeater with internal bridge for cascading or speed-linking | Daniel Yu Hsu | 2002-05-28 |
| 6357023 | Connector assembly for testing memory modules from the solder-side of a PC motherboard with forced hot air | Steve S. Chen, Fred Kong, Thang Nguyen | 2002-03-12 |
| 6351827 | Voltage and clock margin testing of memory-modules using an adapter board mounted to a PC motherboard | Tat Leung Lai, Thang Nguyen | 2002-02-26 |
| 6240101 | Bi-directional daisy-chain cascading of network repeaters | Daniel Yu Hsu | 2001-05-29 |
| 5834950 | Phase detector which eliminates frequency ripple | Richard L. Traber | 1998-11-10 |
| 5652531 | Phase detector which eliminates frequency ripple | Richard L. Traber | 1997-07-29 |
| 5631587 | Frequency synthesizer with adaptive loop bandwidth | Howard Yang | 1997-05-20 |
| 5602882 | Digital jitter attenuator using selection of multi-phase clocks and auto-centering elastic buffer | Lance K. Lee | 1997-02-11 |
| 5550515 | Multiphase clock synthesizer having a plurality of phase shifted inputs to a plurality of phase comparators in a phase locked loop | Jui-Chun Liang, Ann Gui | 1996-08-27 |