Optical transmission terminal device

An optical transmission terminal device comprising:

• a printed wiring board;
• an optical module mounted on said printed wiring board, said optical module having an optical component mounting substrate, a photoelectric converter mounted on said substrate, a first optical fiber having one end optically coupled to said photoelectric converter, a ferrule mounted on said substrate so as to partially project from said substrate, the other end portion of said first optical fiber being inserted and fixed in said ferrule, and feed electrodes formed on said substrate and connected to said photoelectric converter;
• means for connecting said printed wiring board and said feed electrodes;
• a first resin having transparency for covering an optically coupled portion between said photoelectric converter and said first optical fiber;
• a second resin for covering at least said connecting means;
• and
• an optical fiber connector housing mounted on said optical module so as to surround said ferrule, for allowing connection of said first optical fiber to a second optical fiber.

An optical transmission terminal device comprising:

• a printed wiring board;
• an optical module mounted on said printed wiring board, said optical module having an optical component mounting substrate, a photoelectric converter mounted on said substrate, a first optical fiber having one end optically coupled to said photoelectric converter, a ferrule mounted on said substrate so as to partially project from said substrate, the other end portion of said first optical fiber being inserted and fixed in said ferrule, feed electrodes formed on said substrate and connected to said photoelectric converter, and a cover fixed to said substrate for hermetically sealing said photoelectric converter and said first optical fiber;
• means for connecting said printed wiring board and said feed electrodes;
• an optical fiber connector housing fixed to said printed wiring board so as to surround said optical module, for allowing connection of said first optical fiber to a second optical fiber, said optical fiber connector housing having an opening at a portion corresponding to said connecting means;
• and
• a resin for filling said opening so as to cover said connecting means.

An optical transmission terminal device comprising:

• a casing having an end wall formed with an opening and having an open top;
• an optical module fixed in said casing, said optical module having an optical component mounting substrate, a photoelectric converter mounted on said substrate, a first optical fiber having one end optically coupled to said photoelectric converter, a ferrule mounted on said substrate so as to partially project from said opening of said casing, the other end portion of said first optical fiber being inserted and fixed in said ferrule, and feed electrodes formed on said substrate and connected to said photoelectric converter;
• a transparent resin for filling said casing;
• and
• an optical fiber connector housing mounted on said casing so as to close said opening, for allowing connection of said first optical fiber to a second optical fiber.

An optical transmission terminal device comprising:

• a casing having an end wall formed with an opening and having an open top;
• an optical module fixed in said casing, said optical module having an optical component mounting substrate, a photoelectric converter mounted on said substrate, a first optical fiber having one end optically coupled to said photoelectric converter, a ferrule mounted on said substrate so as to partially project from said opening of said casing, the other end portion of said first optical fiber being inserted and fixed in said ferrule, feed electrodes formed on said substrate and connected to said photoelectric converter, and a cover fixed to said substrate so as to seal said photoelectric converter and said first optical fiber;
• an optical fiber connector housing mounted on said casing so as to close said opening, for allowing connection of said first optical fiber to a second optical fiber;
• and
• a resin for filling said casing.

An optical transmission terminal device comprising:

• a printed wiring board;
• an optical module mounted on said printed wiring board, said optical module having an optical component mounting substrate having an optical waveguide, a photoelectric converter mounted on said substrate so as to be optically coupled to one end of said optical waveguide, a first optical fiber having one end optically coupled to the other end of said optical waveguide, a ferrule mounted on said substrate so as to partially project from said substrate, the other end portion of said first optical fiber being inserted and fixed in said ferrule, and feed electrodes formed on said substrate and connected to said photoelectric converter;
• means for connecting said printed wiring board and said feed electrodes;
• a transparent resin for covering an optically coupled portion between said photoelectric converter and said optical waveguide and an optically coupled portion between said optical waveguide and said first optical fiber;
• and
• an optical fiber connector housing mounted on said optical module so as to surround said ferrule, for allowing connection of said first optical fiber to a second optical fiber.

An optical transmission terminal device comprising:

• a printed wiring board;
• an optical module mounted on said printed wiring board, said optical module having a silicon substrate having a slot, a photoelectric converter mounted on said substrate, a ferrule held within said slot so as to extend substantially parallel to said substrate, said ferrule having one end portion projecting from said substrate, a first optical fiber inserted and fixed in said ferrule and having one end optically coupled to said photoelectric converter, feed electrodes formed on said substrate and connected to said photoelectric converter, and a cover fixed to said substrate for holding said ferrule;
• means for connecting said printed wiring board and said feed electrodes;
• a transparent resin for covering at least an optically coupled portion between said photoelectric converter and said first optical fiber;
• and
• an optical fiber connector housing mounted on said optical module so as to surround said ferrule, for allowing connection of said first optical fiber to a second optical fiber.

An optical transmission terminal device comprising:

• a printed wiring board;
• an optical module mounted on said printed wiring board, said optical module having an optical component mounting substrate having an optical waveguide, a photoelectric converter mounted on said substrate so as to be optically coupled to said optical waveguide, a ferrule, a first optical fiber inserted and fixed in said ferrule, a first holding member for holding one end portion of said ferrule, a second holding member for sandwiching said one end portion of said ferrule in cooperation with said first holding member, means for fixing said first and second holding members so that said first optical fiber is optically coupled to said optical waveguide, and feed electrodes formed on said substrate and connected to said photoelectric converter;
• means for connecting said printed wiring board and said feed electrode;
• and
• a transparent resin for covering an optically coupled portion between said photoelectric converter and said optical waveguide and an optically coupled portion between said first optical fiber and said optical waveguide.

An optical module comprising:

• an optical component mounting substrate having an optical waveguide and a first marker;
• a photoelectric converter mounted on said optical component mounting substrate so as to be optically coupled to one end of said optical waveguide;
• a first holding substrate having a first groove, an adhesive retention groove, and a second marker;
• a second holding substrate having a second groove;
• a ferrule partially received in said first and second grooves;
• and
• an optical fiber inserted and fixed in said ferrule;
• said optical component mounting substrate, said first holding substrate, and said second holding substrate being fixed together by an adhesive so that said optical fiber is optically coupled to the other end of said optical waveguide.