Alan C. Nilsson
48Patents
16h-index
48Co-inventors
81Inventor score
Filing activity: Mar 31, 1989 → Jun 29, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5940196A | Optical communications system with wavelength division multiplexing | Electricity | 134 | Expired |
| US7885492B2 | Transmitter photonic integrated circuit (TxPIC) chips | Electricity | 77 | Active |
| US7283694B2 | Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs | Electricity | 55 | Expired |
| US7079715B2 | Transmitter photonic integrated circuit (TxPIC) chip architectures and drive systems and wavelength stabilization for TxPICs | Electricity | 54 | Expired |
| US7751658B2 | Monolithic transmitter photonic integrated circuit (TxPIC) having tunable modulated sources with feedback system for source power level or wavelength tuning | Electricity | 50 | Active |
| US7680364B2 | Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICS) | Electricity | 39 | Active |
| US8300994B2 | Transmitter photonic integrated circuit (TxPIC) chip | Electricity | 39 | Active |
| US7103239B2 | Optical transmitter | Electricity | 34 | Expired |
| US5828477A | Multi-tone phase modulation for light wave communication system | Electricity | 31 | Expired |
| US7200296B2 | Monolithic photonic integrated circuit (PIC) CHIP | Electricity | 28 | Expired |
| US7519246B2 | Photonic integrated circuit (PIC) chips | Electricity | 28 | Active |
| US5177764A | Unidirectional, planar ring laser with birefringence | Electricity | 21 | Expired |
| US8831436B2 | Method and apparatus for local optimization of an optical transmitter | Electricity | 19 | Active |
| US7680368B2 | Monolithic transmitter photonic integrated circuit (TxPIC) with a traversely disposed output | Electricity | 18 | Active |
| US8971362B2 | Monitoring of a laser source with front and rear output photodetectors to determine frontal laser power and power changes over laser lifetime | Electricity | 16 | Active |
| US8184929B2 | Method of tuning optical components integrated in a monolithic photonic integrated circuit (PIC) | Electricity | 16 | Active |
| US7092589B2 | Method of tuning integrated laser sources with integrated wavelength tuning elements on the same substrate or in a monolithic photonic integrated circuit (PIC) | Electricity | 14 | Expired |
| US5027367A | Single-frequency monolithic nonplanar ring laser and method for determining same | Electricity | 14 | Expired |
| US7079721B2 | Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (PIC) | Electricity | 14 | Expired |
| US7136546B2 | Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (PIC) | Electricity | 13 | Expired |
| US5043996A | Monlithic nonplanar ring oscillator and method | Electricity | 12 | Expired |
| US7489838B2 | Optical transmitter | Electricity | 11 | Active |
| US7340122B2 | Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels | Electricity | 11 | Active |
| US7512295B2 | Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners | Electricity | 10 | Active |
| US7773837B2 | Monolithic transmitter photonic integrated circuit (TXPIC) with a transversely disposed output | Electricity | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.