Back to results
US 12,607,886 B2Granted
Semiconductor light modulating apparatus
AssigneeMitsubishi Electric Corporation
InventorsHayata Fukushima, Yojiro Watanabe, Seiji Nakano, Yu Uwadoi
Life of this patent
Estimating the term…
Abstract
A semiconductor light modulator (5) modulates light in accordance with a high-frequency wave signal (11). A terminal matching circuit (12) is connected in parallel to the semiconductor light modulator (5). The terminal matching circuit (12) has a resistor (8) and a capacitor (9) of 0.1 pF or lower connected in parallel to the resistor (8).
Claims6
A semiconductor light modulating apparatus comprising:
- a semiconductor light modulator modulating light in accordance with a high-frequency wave signal;
- and
- a terminal matching circuit connected in parallel to the semiconductor light modulator,
- wherein the terminal matching circuit has a resistor, a capacitor connected in parallel to the resistor, and a bonding wire connecting the resistor and the capacitor,
- wherein a capacitance value of the capacitor is 0.1 pF or lower and inductance of the bonding wire is 0.166 nH or lower, or the capacitance value is 0.076 pF or lower and the inductance is 0.392 nH or lower, or the capacitance value is 0.056 pF or lower and the inductance is 0.693 nH or lower, or the capacitance value is 0.014 pF or lower and the inductance is 1.078 nH or lower.
2 more elements
Dependencies are inferred from the claim text.