Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668750 | Bipolar multiplier with wide input voltage range using multitail cell | — | 1997-09-16 |
| 5640121 | Quadrupler with two cross-coupled, emitter-coupled pairs of transistors | — | 1997-06-17 |
| 5631594 | Tunable logarithmic amplifier circuit using cascaded triple-tail cells | — | 1997-05-20 |
| 5627461 | Reference current circuit capable of preventing occurrence of a difference collector current which is caused by early voltage effect | — | 1997-05-06 |
| 5617052 | Transconductance-variable analog multiplier using triple-tail cells | — | 1997-04-01 |
| 5604427 | Current reference circuit using PTAT and inverse PTAT subcircuits | — | 1997-02-18 |
| 5602509 | MOS operational transconductance amplifier using an adaptively-biased differential pair | — | 1997-02-11 |