Luke J. Smithwick
14Patents
12h-index
16Co-inventors
67Inventor score
Filing activity: Jun 14, 1993 → Aug 2, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5537436A | Simultaneous analog and digital communication applications | Electricity | 198 | Expired |
| US5448555A | Simultaneous analog and digital communication | Electricity | 88 | Expired |
| US5671250A | Autorate method for simultaneous transmission of voice data | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5661718A | Simultaneous analog and digital communication | Electricity | 29 | Expired |
| US5436930A | Simultaneous analog and digital communications with a selection of different signal point constellations based on signal energy | Electricity | 28 | Expired |
| US5559792A | Sound modification for use in simultaneous voice and data communications | Physics | 24 | Expired |
| US5915003A | Sketching unit for transmission of sketches and notes over normal telephone lines | Electricity | 23 | Expired |
| US5881047A | Simultaneous analog and digital communication with improved phase immunity | Electricity | 21 | Expired |
| US7035323B1 | System and method for combining multiple digital subscriber line transceivers | Electricity | 19 | Expired |
| US5559791A | Companding of voice signal for simultaneous voice and data transmission | Electricity | 16 | Expired |
| US5521942A | Method for increasing the dynamic range of a signal in a simultaneous voice and data system by the use of overlapping signal point regions and trellis coding | Electricity | 15 | Expired |
| US5475713A | Shaped signal spaces in a simultaneous voice and data system | Electricity | 14 | Expired |
| US5719923A | Sketching unit for transmission of sketches and notes over normal telephone lines | Electricity | 8 | Expired |
| US6763470B1 | System and method for dynamically amplifying a delayed analog signal based on amplitude information obtained from its digital representation | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.