Matthew L. Mitchell
40Patents
10h-index
38Co-inventors
75Inventor score
Filing activity: Oct 8, 2002 → Dec 24, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| 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 |
| US8861977B2 | Multiplexer and modulation arrangements for multi-carrier optical modems | Electricity | 50 | Active |
| US7751658B2 | Monolithic transmitter photonic integrated circuit (TxPIC) having tunable modulated sources with feedback system for source power level or wavelength tuning | Electricity | 50 | Active |
| US8300994B2 | Transmitter photonic integrated circuit (TxPIC) chip | Electricity | 39 | Active |
| US7295783B2 | Digital optical network architecture | Electricity | 32 | Expired |
| US7519246B2 | Photonic integrated circuit (PIC) chips | Electricity | 28 | Active |
| US7680368B2 | Monolithic transmitter photonic integrated circuit (TxPIC) with a traversely disposed output | Electricity | 18 | Active |
| US7340122B2 | Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels | Electricity | 11 | Active |
| US7773837B2 | Monolithic transmitter photonic integrated circuit (TXPIC) with a transversely disposed output | Electricity | 10 | Active |
| US7512295B2 | Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners | Electricity | 10 | Active |
| US7130499B2 | Optical communication module utilizing plural semiconductor transmitter photonic integrated circuit (TxPIC) chips | Electricity | 9 | Expired |
| US7149433B2 | Upgrade of optical amplifier site to a digital optical network site in an optical transmission network | Electricity | 9 | Expired |
| US8750722B2 | Upgradable WDM system | Electricity | 9 | Active |
| US7477807B2 | Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip | Electricity | 7 | Active |
| US8964284B2 | Banded semiconductor optical amplifier | Electricity | 5 | Active |
| US7634195B2 | Digital optical network architecture | Electricity | 5 | Active |
| US7062111B2 | Optical communication module with one or more photonic integrated circuit (PIC) chips and an external booster optical amplifier for photonic integrated circuits (PICs) | Electricity | 4 | Expired |
| US10742328B2 | Individually routable digital subcarriers | Electricity | 4 | Active |
| US7058248B2 | Optical communication system with multiple photonic integrated circuit (PIC) chips and an external booster optical amplifier for photonic integrated circuits (PICs) | Electricity | 4 | Expired |
| US9735913B2 | Reduction of wavelength selective switch (WSS) filter-based impairment using selective subcarrier adjustment | Electricity | 3 | Active |
| US9929826B2 | Reduction of wavelength selective switch (WSS) filter-based impairment using differentiated channel baud rates | Electricity | 3 | Active |
| US7010185B2 | Method of providing a low cost semiconductor transmitter photonic integrated circuit (TxPIC) chip | Electricity | 2 | Expired |
| US9099833B2 | Multiplexer having ASE suppression | Electricity | 2 | Active |
| US7881612B2 | Optical autodiscovery for automated logical and physical connectivity check between optical modules | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.