Albert E. Cosand
38Patents
8h-index
17Co-inventors
72Inventor score
Filing activity: Jan 17, 1980 → Apr 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4370572A | Differential sample-and-hold circuit | Physics | 119 | Expired |
| US5729230A | Delta-Sigma .DELTA.-.SIGMA. modulator having a dynamically tunable continuous time Gm-C architecture | Electricity | 77 | Expired |
| US5128534A | High charge capacity focal plane array readout cell | Electricity | 35 | Expired |
| US4975931A | High speed programmable divider | Electricity | 22 | Expired |
| US6975682B2 | Multi-bit delta-sigma analog-to-digital converter with error shaping | Electricity | 21 | Expired |
| US5726600A | NPN bipolar circuit topology for a tunable transconductance cell and positive current source | Electricity | 14 | Expired |
| US6597303B2 | Comparator with very fast regeneration time constant | Electricity | 13 | Expired |
| US6999019B2 | Subranging analog-to-digital converter with integrating sample-and-hold | Electricity | 10 | Expired |
| US5304951A | Divider synchronization circuit for phase-locked loop frequency synthesizer | Electricity | 8 | Expired |
| US8050644B1 | Highly linear mixer and method for cancelling FET channel resistance modulation | Electricity | 7 | Active |
| US5812020A | Positive current source | Electricity | 7 | Expired |
| US9621183B2 | Interleaved Δ-Σ modulator | Electricity | 6 | Active |
| US6628220B2 | Circuit for canceling thermal hysteresis in a current switch | Electricity | 6 | Expired |
| US7573305B1 | High speed divider circuit | Electricity | 5 | Active |
| US7158062B2 | Clocked DAC current switch | Electricity | 5 | Expired |
| US9692458B2 | Software programmable cellular radio architecture for telematics and infotainment | Electricity | 4 | Active |
| US9853843B2 | Software programmable, multi-segment capture bandwidth, delta-sigma modulators for flexible radio communication systems | Electricity | 4 | Active |
| US9537514B2 | High oversampling ratio dynamic element matching scheme for high dynamic range digital to RF data conversion for cellular communications | Electricity | 4 | Active |
| US9985809B2 | Dynamic range of wideband RF front end using delta sigma converters with envelope tracking and injected digitally equalized transmit signal | Electricity | 3 | Active |
| US7701375B1 | Current steering series-gated quantizer encoder and encoding method | Electricity | 3 | Active |
| US9698845B2 | High oversampling ratio dynamic element matching scheme for high dynamic range digital to RF data conversion for radio communication systems | Electricity | 3 | Active |
| US9660690B2 | Optimized data converter design using mixed semiconductor technology for flexible radio communication systems | Electricity | 3 | Active |
| US9622181B2 | Power efficient, variable sampling rate delta-sigma data converters for flexible radio communication systems | Emerging Cross-Sectional Technologies | 3 | Active |
| US8742965B1 | Inherently monotonic high resolution digital to analog converter | Electricity | 2 | Active |
| US6628167B1 | Linearized folding amplifier | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.