Abstract: In a package (5) formed by a supporting portion (5a) for supporting a light emitting portion (7) or a light receiving portion (9) for emitting or receiving an optical signal, and a lid (5b) for covering the supporting portion (5a); the supporting portion (5a) or the lid (5b) includes a light guide mounting surface (22) for supporting at least one end including an incident/exit port of the optical signal in a film light guide (4) for optically coupling with the light emitting portion (7) or the light receiving portion (9) and transmitting the optical signal; and a length (D) in a Z-direction serving as a perpendicular direction with respect to the light guide mounting surface (22) from the light guide mounting surface (22) of the supporting portion (5a) or the lid (5b) to the lid (5b) or the supporting portion (5a) facing the light guide mounting surface (22) is longer than a length (d) in the Z-direction in a region of the film light guide (4) supported by the light guide mounting surface (22).

Abstract: A light transmission module includes a light transmission path for transmitting light, an optical element including a light emitting and receiving surface for optically coupling with the light transmitted by the light transmission path, and being formed with a light emitting and receiving point having a function of photoelectric conversion and an electrode pad on the light emitting and receiving surface. The light transmission module further includes a substrate mounted with the optical element and an electrical wiring and an electrical connecting member for electrically connecting the electrode pad and the electrical wiring. The substrate includes a wiring exposed surface where the electrical wiring is exposed. The electrical connecting member is made of solidified object of a liquid conductive material arranged to contact the electrical wiring, which is exposed at the wiring exposed surface, and the electrode pad.

Abstract: An optical wiring mounted on an electronic device has a light transmission path for transmitting an optical signal. A function layer that reduces friction generated when coming in contact with a structural body in the electronic device to lower than when the light transmission path comes in contact with the structural body, and that bends according to deformation of the light transmission path, is arranged.

Abstract: A connection member (21), which electrically connects a package (14) on which an optical element that converts an electric signal to an optical signal or converts an optical signal to an electric signal and at least one end portion including an incident/releasing port for an optical signal of an optical waveguide (11) that is optically coupled with the optical element to transmit the optical signal are mounted, and a second substrate (2) to each other, is provided with a holding unit having elasticity, which holds the package (14), and a connection unit that is connected to the substrate (2).

Abstract: An optical module (1) including a light receiving/emitting element (3) for transmitting or receiving an optical signal, an optical waveguide (2) having a core part made of a material with translucency and a clad part made of a material having an index of refraction different from an index of refraction of the core part for optically coupling with the light receiving/emitting element (3) and transmitting the optical signal, and a package (5) for accommodating at least one end including an entrance/exit port (2c) of the optical signal in the optical waveguide (2) and the light receiving/emitting element (3); wherein a surface on a side facing a bottom plate mounted with the light receiving/emitting element (3) in the package (5) at the end of the optical waveguide (2) accommodated in the package (5) is configured by a first region including a portion projected into a space inside the package (5), and a second region different from the first region; and the package (5) includes a supporting part (5a) for support

Abstract: A light transmission module includes a reinforcement component for reinforcing a substrate. The reinforcement component is arranged on a surface mounted with the optical element of the substrate. The reinforcement component includes at least two structural portions longer than a maximum length portion of the optical element when seen from a direction perpendicular to the substrate surface. The two structural portions are arranged facing each other with a region, where at least the optical element is arranged, in between when seen from the direction perpendicular to the substrate surface.

Abstract: A light transmission module includes a light transmission path for transmitting light, an optical element including a light emitting and receiving surface for optically coupling with the light transmitted by the light transmission path, and being formed with a light emitting and receiving point having a function of photoelectric conversion and an electrode pad on the light emitting and receiving surface. The light transmission module further includes a substrate mounted with the optical element and an electrical wiring and an electrical connecting member for electrically connecting the electrode pad and the electrical wiring. The substrate includes a wiring exposed surface where the electrical wiring is exposed. The electrical connecting member is made of solidified object of a liquid conductive material arranged to contact the electrical wiring, which is exposed at the wiring exposed surface, and the electrode pad.

Abstract: An optical transmission module has an optical wiring for transmitting light, and an optical element for irradiating a light incidence plane of the optical wiring with light and a control circuit component for driving light emission of the optical element based on an externally input electric signal, or an optical element for receiving light emitted from a light emitting surface of the optical wiring and converting to an electric signal and a control circuit component for amplifying the electric signal output from the optical element and outputting to the outside. A plurality of boards overlapped and stacked so as to form a step with each other is arranged. A first board stacked at one end in a stacking direction of the plurality of boards is mounted with the optical wiring and the optical element so as to sandwich both surfaces in the stacking direction, and a board surface on the first board side of a second board stacked at another end is mounted with the control circuit component.

Abstract: A connection member electrically connects an optical element configured to convert an electric signal to an optical signal or to convert an optical signal to an electric signal, a first substrate including an incident/releasing port of an optical transmission path for an optical signal at least one end portion thereof, and a second substrate to each other. The optical transmission path is optically coupled with the optical element to transmit the optical the connection. The connection member includes a connection unit connected to the second substrate and a holding unit having elasticity and holding the first substrate. The holding unit is provided with an electrode at a connecting position to the first substrate, and the holding unit holds the first substrate by connecting the first substrate to the electrode.

Abstract: A light transmission module has a light transmission path for transmitting light, an optical element including a light emitting and receiving surface for emitting or receiving an optical signal transmitted by the light transmission path, and having a light emitting and receiving point with a function of photoelectric conversion and an electrode pad formed on the light emitting and receiving surface, a substrate mounted with the optical element and an electrical wiring, a bonding wiring for electrically connecting the electrode pad and the electrical wiring, and a sealing portion for sealing the optical element. The electrical wiring and the electrode pad are reverse wire-bonded by the bonding wiring.

Abstract: In a package (5) formed by a supporting portion (5a) for supporting a light emitting portion (7) or a light receiving portion (9) for emitting or receiving an optical signal, and a lid (5b) for covering the supporting portion (5a); the supporting portion (5a) or the lid (5b) includes a light guide mounting surface (22) for supporting at least one end including an incident/exit port of the optical signal in a film light guide (4) for optically coupling with the light emitting portion (7) or the light receiving portion (9) and transmitting the optical signal; and a length (D) in a Z-direction serving as a perpendicular direction with respect to the light guide mounting surface (22) from the light guide mounting surface (22) of the supporting portion (5a) or the lid (5b) to the lid (5b) or the supporting portion (5a) facing the light guide mounting surface (22) is longer than a length (d) in the Z-direction in a region of the film light guide (4) supported by the light guide mounting surface (22).

Abstract: A connection member (21), which electrically connects a package (14) on which an optical element that converts an electric signal to an optical signal or converts an optical signal to an electric signal and at least one end portion including an incident/releasing port for an optical signal of an optical waveguide (11) that is optically coupled with the optical element to transmit the optical signal are mounted, and a second substrate (2) to each other, is provided with a holding unit having elasticity, which holds the package (14), and a connection unit that is connected to the substrate (2).

Abstract: An optical module (1) including a light receiving/emitting element (3) for transmitting or receiving an optical signal, an optical waveguide (2) having a core part made of a material with translucency and a clad part made of a material having an index of refraction different from an index of refraction of the core part for optically coupling with the light receiving/emitting element (3) and transmitting the optical signal, and a package (5) for accommodating at least one end including an entrance/exit port (2c) of the optical signal in the optical waveguide (2) and the light receiving/emitting element (3); wherein a surface on a side facing a bottom plate mounted with the light receiving/emitting element (3) in the package (5) at the end of the optical waveguide (2) accommodated in the package (5) is configured by a first region including a portion projected into a space inside the package (5), and a second region different from the first region; and the package (5) includes a supporting part (5a) for support

Abstract: A connection member electrically connects an optical element configured to convert an electric signal to an optical signal or to convert an optical signal to an electric signal, a first substrate including an incident/releasing port of an optical transmission path for an optical signal at least one end portion thereof, and a second substrate to each other. The optical transmission path is optically coupled with the optical element to transmit the optical the connection. The connection member includes a connection unit connected to the second substrate and a holding unit having elasticity and holding the first substrate. The holding unit is provided with an electrode at a connecting position to the first substrate, and the holding unit holds the first substrate by connecting the first substrate to the electrode.