Optical modulator and optical transmission apparatus using same
AssigneeSumitomo Osaka Cement Co., Ltd.
InventorsNorikazu Miyazaki, Toru Sugamata
Life of this patent
Estimating the term…
Abstract
An initial change and a secular change in an optical characteristic and a high frequency characteristic in a case where an optical modulator is mounted in a package of an optical transmission apparatus are suppressed while improving a space utilization rate in the package of the optical transmission apparatus. An optical modulator that is electrically connected to an electric circuit configured on a circuit board, includes a package that houses an optical modulation element, in which the package has, on a bottom surface facing the circuit board, a plurality of first protruding bodies protruding from the bottom surface.
Claims7
An optical modulator that is electrically connected to an electric circuit configured on a circuit board, the optical modulator comprising:
- a package that houses an optical modulation element;
- and
- a signal input part that inputs an electric signal for causing the optical modulation element to perform a modulation operation from the electric circuit,
- wherein
- the package has, on a bottom surface facing the circuit board, a plurality of first protruding bodies protruding from the bottom surface, and a second protruding body protruding from the bottom surface,
- the signal input part is provided on an upper surface of the second protruding body, and
- the plurality of first protruding bodies are part of the bottom surface of the package and protrude from the bottom surface.
Dependencies are inferred from the claim text.