302 results about "Optical connectors" patented technology

Devices such as terminals comprising connection ports with associated securing features and methods for making the same are disclosed. In one embodiment, the device comprises a shell, at least one connection port, and at least one securing feature. The at least one connection port is disposed on the terminal with the at least one connection port comprising an optical connector opening extending from an outer surface of the terminal to a cavity of the terminal and defining a connection port passageway. The securing feature is associated with the connection port passageway and is biased by a resilient member having a predetermined pre-load restoring force to the retain position.

A photonic assembly includes: a composite die including a photonic integrated circuits (PIC) die and an electronic integrated circuits (EIC) die, the PIC die including waveguides and photonic devices therein, and the EIC die including semiconductor devices therein; an optical connector unit including a first connector-side mirror reflector and a first transition edge coupler and attached to a top surface of the composite die, wherein the first connector-side mirror reflector is configured to change a beam direction between a vertically-extending beam path through the composite die and a horizontally-extending beam path through the first transition edge coupler; and a fiber array units assembly attached to a sidewall of the optical connector unit.

According to the present disclosure, an optical connector (20) is attached to an optical transmission line (10) including a base body (11) and an optical waveguide (12) stacked on the base body (11). The optical connector (20) has a first side surface (A1) facing an end of the optical transmission line (10) and a second side surface (A2) located on a side opposite to the side on which the first side surface (A1) is located in a light propagation direction and includes at least one first lens (225) formed in the first side surface (A1) so as to face an end surface of the optical waveguide (12) and multiple second lenses (226) formed at positions on the second side surface (A2), the positions facing the first lens (225) in the light propagation direction. The first lens (225) is smaller in number than the second lenses (226).

A silicon photonic bridge and method of manufacturing an integrated circuit semiconductor package may be provided. The system may include an interposer layer formed from a combination of organic and inorganic materials. The silicon photonic bridge may be embedded within the interposer layer. The silicon photonic bridge may include an electrical integrated circuit (IC) configured to process electrical signals and drive the photonic IC (PIC), and a PIC configured to process optical signals, an optical connector element(s) configured to interface the PIC with fiber and a silicon bridge configured to interface between an ASIC integrated on top of the interposer with the EIC. A silicon photonic bridge may be electrically and optically enabled to convert the electrical signal from the ASIC above the interposer to an optical signal going into fiber, and vice versa. Through-silicon vias (TSVs) may extend through the optical engine.

This optical system (1) comprises: a reflective surface (30); a plurality of first lenses (21) that are disposed between a second plane (P2) and the reflective surface (30) and that each form a first focal point (F1) on a first plane (P1) side via the reflective surface (30); and a plurality of second lenses (22) that are disposed between the second plane (P2) and the plurality of first lenses (21), that each form a plurality of second focal points (F2) on a second plane (P2) side, and that form one-to-one pairs with the plurality of first lenses (21). The end surfaces of a plurality of cores (51) are respectively positioned at the plurality of second focal points (F2), and a plurality of light-emitting elements (41) are respectively positioned at the plurality of first focal points (F1). Light (L1) (optical signal) is transmitted via an optical path formed between a first lens (21) and a second lens (22) that form a pair.

An object of the present disclosure is to connect an optical fiber and an optical waveguide with a low loss.The present disclosure is an optical connector plug, including: an optical waveguide having two guide pin V-grooves engraved on one surface thereof and having a cross section of one or more cores appearing between cross sections of the guide pin V-grooves on one end face thereof; two guide pins separately arranged in the two guide pin V-grooves; a flat substrate so fixed as to tuck the two guide pins in the two guide pin V-grooves on the one surface of the optical waveguide; and a fixing member equipped with the optical waveguide, the two guide pins, and the flat substrate.

The present disclosure provides an optical module, including a housing, an adapter, an optical connector, and an elastomer. The adapter is coupled to the housing. The optical connector is received in the adapter. The elastomer is coupled to the adapter. The housing compresses the elastomer. In one embodiment, an optical module includes a plurality of adapters, optical connectors, or elastomers.

An example test system includes a probe card configured to contact a device under test (DUT); a module including a first optical connector configured to contact a second optical connector on the DUT, with the first optical connector being for a fiber optic cable; and a motion system configured to move into, and out of, contact with the module. When the motion system is in contact with the module, the motion system is configured to move the module relative to the DUT in order to align the first optical connector to the second optical connector.

This method for manufacturing an optical connector ferrule comprises preparing a mold for injection molding in which a groove is provided at a position that becomes the furthest downstream part of a resin in a space for forming the optical connector ferrule, forming a burr by discharging gas in the space from the groove and allowing a part of the resin to enter the groove when the resin is injected into the space, and removing the burr.

The optical connector module of the present invention comprises: an optical fiber guide including an optical element provided on a first surface of a first body, a first magnetic body provided on a second surface of the first body, and a first coupling hole penetrating through the first surface and the second surface of the first body; an optical fiber block including a second magnetic body provided on a first surface of a second body and a second coupling hole penetrating through the first surface and the second surface of the second body; and an optical signal transmission member inserted into the second coupling hole. The optical fiber guide and the optical fiber block of the optical connector module may be coupled by the first magnetic body and the second magnetic body.

This optical fiber holding member is provided with: a first surface and a second surface arranged side by side in a first direction; and a plurality of through holes penetrating between the first surface and the second surface in the first direction. Each of the plurality of optical fibers includes: an insertion portion inserted and held in each of the plurality of through holes; and a protruding part which protrudes from the through hole to the outside and is inserted into each of the plurality of ferrule holes. The minimum value of the inner diameter of the through hole is greater than or equal to the maximum value of the outer diameter of the insertion part. When the central axis of the ferrule hole coincides with the central axis of the through hole when viewed in the first direction, and the central axis of the insertion portion is inclined to the maximum extent with respect to the central axis of the through hole inside the through hole, the tip of the protruding portion is located further inward than the inner surface of the ferrule hole when viewed in the first direction.

A multi-parameter sensing and bearing integrated structural plate for space is characterized by comprising a front panel, an inner plate, an outer frame, a distributed optical fiber sensor, a vibration sensor, a multi-core photoelectric connector and a pressure sensor. The inner plate is embedded in the outer frame, and the four corners of the inner plate are each provided with a pressure sensor. A plurality of honeycomb grooves are formed in the upper end surface of the inner plate; vibration sensors are fixed in part of the honeycomb grooves; a multi-core photoelectric connector is fixed at one angular position of the inner plate; each vibration sensor is connected with the multi-core photoelectric connector; the front panel covers the inner plate, and a distributed optical fiber sensor is fixed on the lower end face of the front panel. According to the structural plate, various sensors are mounted in the structural plate in a nesting and stacking manner, so that the structural plate can measure various parameters; and meanwhile, the structural plate directly transmits the pressure to the mounting main body through the outer frame, so that a stroke gap is eliminated, and the pressure sensor does not need to generate relative displacement and directly measures the external absolute pressure amount.

Cross-compatible VSFF connection systems include optical connectors that are compatible with at least two types of adapters and adapters that are compatible with at least two types of optical connectors. Optical connectors have one or both of connector latch recesses and depressible latches, and likewise adapters have one or both of adapter latch arms and adapter latch recesses. Dual latch function connectors and adapters are capable of connection to a mating components that have only one type of latch structure, e.g., only recesses or only latches. Connection systems can be duplex or MT and may facilitate push-pull boot remote release and polarity change.

To determine the quality of connection of an optical connector.SOLUTION: The optical connector connection determining apparatus includes a 1.5 μ F1a for introducing a connection checking laser beam into an input optical fiber mLD14, a connection checking laser beam extraction unit 17 for extracting the connection checking laser beam from the extraction optical fiber F1d, a connection determining unit 18 for determining whether the connection between the first optical connector 12 and the second optical connector 22 is good or bad based on the connection checking laser beam extracted by the connection checking laser beam extraction unit 17, a first connection checking laser beam applying unit F1b - c for receiving the connection checking laser beam from the intermediate optical fiber F1c and applying the connection checking laser beam to another intermediate optical fiber 19a, and second connection checking laser beam applying units F2a, F2c, F2b for receiving the connection checking laser beam from one second optical fiber () and applying the connection checking laser beam to another second optical fiber (). 26b F2d 26c 26a 24a 24c 24b.SELECTED DRAWING: Figure 1

The optical connector (20) of the present disclosure, which is mounted to an optical transmission path (10) having a base (11) and an optical waveguide section (12) laminated to the base (11), includes a first base portion (21) placed on the optical transmission path (10), an abutting portion (213) formed in the first base portion (21) and abutting a placement surface of the optical transmission path (10), and an adhesive portion (214) formed in the first base portion (21) in a region different from the abutting portion (213) and separated from a surface of the optical transmission path (10). A space (S2) is formed between the adhesive portion (214) and the surface of the optical transmission path (10), and an agent (A) for mounting the optical connector (20) to the optical transmission path (10) is interposed in the space (S2).

This invention discloses a three-dimensional waveguide glass chip based on CPO (Continuous Photonic Optical Array) with an integrated weak-reflection grating sensor array, relating to the field of integrated photonic sensors. The three-dimensional waveguide glass chip of this invention has a multi-core single-mode fiber array connection unit on the left end and a single-mode multi-core fiber optic connection unit on the right end, connected in the middle by a femtosecond laser direct-write multi-channel three-dimensional waveguide. The end directly connected to the optical chip also integrates a weak-reflection fiber grating for temperature measurement. Simultaneously, multiple three-dimensional waveguide glass chips connect to the optical chip, forming a grating temperature sensing array. The signal processing end uses host computer software to perform real-time online monitoring of optical loss and the periphery of the optoelectronic chip interface. This three-dimensional waveguide high-density optical connector with an integrated weak-reflection grating sensor array for CPO applications features low loss, low power consumption, high capacity, and multifunctionality, and can monitor chip temperature and interface quality using non-primary communication bands.

A housing structure includes: an optical cable including optical fibers; connector units branching off from the optical cable; and a housing body that houses the connector units. Each of the connector units includes: a first tube through which the optical fibers pass; second tubes through each of which the optical fibers branching off from the first tube pass; and a connector group constituted by optical connectors that are each disposed at an end part of each of the second tubes. The connector group of each of the connector units is disposed at a different position in a length direction from the connector group of any other one of the connector units. The first tube of each of the connector units other than a first connector unit that is shortest among the connector units overlaps in the length direction the connector group of the first connector unit.

An optical connector for terminating a cable containing one or more multicore fibers. The connector has a plug housing, a ferrule disposed inside the housing, a rotatable frame, and a multicore fiber (MCF) stub having a length of a first MCF a portion of which is fixed inside the ferrule so that a first endface of the fiber is exposed at the front end of the ferrule. An opposite endface of the first MCF is cleaved for fusion splicing to a second MCF in the cable to be terminated. The ferrule also has a flange, and the frame is formed to engage the flange for rotation so that cores in the first MCF can be aligned and positioned in a prescribed orientation relative to the plug housing, and cores in the second MCF can be aligned with corresponding cores in the first MCF when the first and the second MCFs are fusion spliced to one another.

An upper body collimator includes a first body including more than two rows of fiber alignment holes. One or more alignment features are configured to mate and / or demate with a second body external to the upper body collimator. One or more optical structures including one or more: waveguides, lenses, mirrors, and / or light manipulating surfaces. The more than two rows of fiber alignment holes and the one or more optical structures are collectively configured to emit collimated light across an interface with the second body, with a tolerance to lateral and / or angular misalignment.

This invention provides a data communication system including a bracket and one or more modules that can be inserted into the bracket along a longitudinal direction. The bracket may include one or more of an electrical connector, an RF cable connector, and an optical connector. One or both of the RF cable connector and the optical connector may be floated in one or more directions perpendicular to the longitudinal direction to align with the respective connectors of the bracket when the modules are inserted into the bracket.

An optical connector (A) is provided with: a plurality of optical fibers (4) extending rearward in a first direction; a ferrule (1) that holds the tip portions of the plurality of optical fibers (4); a housing (2) which is provided on the outer periphery of the plurality of optical fibers (4) and accommodates portions of the plurality of optical fibers (4) extending from the ferrule (1); and an elastic body (3) that biases the ferrule (1) forward in the first direction, the elastic body (3) being housed in the housing (2). The housing (2) has a restriction section (33) for restricting the movement of the ferrule (1) on the basis of the applied force generated by the elastic body (3). The ferrule (1) has: a tip surface (17) facing a mating ferrule in a first direction; two guide pin holes (11) arranged in a second direction intersecting the first direction on the tip surface (17); and a first side surface (13) and a second side surface (15) that intersect the second direction and face opposite each other so that the plurality of optical fibers (4) are disposed between the first side surface (13) and the second side surface (15), the first side surface (13) and the second side surface (15) connecting the front end surface (17) and the rear end surface (10). The first side surface (13) and the second side surface (15) are entirely exposed from the housing (2).

To provide an optical connector plug with excellent workability. [Solution] The optical connector plug 2 is an optical connector plug that is inserted into and removed from a receptacle 4 having a ferrule insertion hole 411. The optical connector plug 2 has an optical fiber 3 exposed on its tip surface 21a and a ferrule 21 that is inserted into the ferrule insertion hole 411, and a sealing member 22 provided on the ferrule 21. The sealing member 22 seals the gap between the outer surface of the ferrule 21 and the inner surface of a cap 29 that is placed over the ferrule 21 and covers the tip surface 21a of the ferrule 21.

This optical connector comprises: a plurality of optical fibers that have rotational directionality; a holding component that holds the plurality of optical fibers; a ferrule that has a plurality of fiber holes through which the plurality of optical fibers are inserted, and an accommodation space which communicates with the plurality of fiber holes and accommodates the holding component; and an elastic component that has a leading end disposed in the accommodation space. The accommodation space is demarcated by an inner wall surface of the ferrule. The holding component has a reference surface and an opposite surface located on the opposite side from the reference surface with the plurality of optical fibers interposed therebetween. The reference surface is in surface contact with the inner wall surface. At least part of the opposite surface is apart from the inner wall surface, and at least part of the elastic component is inserted between the opposite surface and the inner wall surface.

An optical connector and an optical waveguide component are provided that facilitate alignment between an optical waveguide and an optical fiber. [Solution] The optical connector comprises a block having a first surface and in which a first opening and a second opening reaching the first surface are formed, an optical fiber provided within the first opening and having a first end face exposed to the first surface, and a resin material provided within the second opening, wherein a recess having a wall surface continuous with the first surface is formed in the resin material.

An optical connector cleaning tool (1) comprises: a housing (20); a support member (80) supported by the housing (20) so as to be movable relative to the housing (20); a cleaning shaft (70) provided with a pressing surface (711) that presses a cleaning body (5) against a connection end surface (111) of an optical connector (100), the cleaning shaft (70) being rotatably supported by the support member (80); a first rotation mechanism (41, 751) that is provided with a cam pin (41) that moves relative to a cleaning shaft (70) in conjunction with a first relative movement of the cleaning shaft (70) with respect to the housing (20), the first rotation mechanism (41, 751) rotating the cleaning shaft (70) in conjunction with a second relative movement of the cam pin (41) with respect to the cleaning shaft (70); and a movement amount change mechanism (40, 42, 331, 841) that makes the amount of the second relative movement different from the amount of the first relative movement.

An optical connector ferrule (20) disclosed herein comprises: a front end face (21); a rear end face (22) arranged side by side with the front end face in a first direction (X); an inner wall surface (26) that is formed between the front end face and the rear end face, and that intersects in the first direction; an introduction hole (24) that extends in the first direction from the rear end face to the inner wall surface, and can introduce, from the rear end face, a holding member (13) for holding a plurality of optical fibers (10); and a plurality of insertion holes (25) which extend in the first direction from the inner wall surface toward the front end face and are arranged in a second direction (Y) intersecting the first direction, and in which leading ends (10a) of the plurality of optical fibers protruding from an end face (13a) of the holding member can be inserted. Each of the plurality of insertion holes includes at least a holding portion (27) that extends in the first direction between the inner wall surface and the front end face, and that has a constant inner diameter capable of holding the leading ends of the optical fibers. The length of the insertion holes in the first direction is 1.5 mm or less.

Fiber optic connectors, cable assemblies, and methods of making the same are disclosed. In one embodiment, the optical connector includes a housing and a multi-fiber ferrule. The housing includes a longitudinal passage between a front portion and a rear portion, and the rear portion of the housing includes a keyed portion and at least one locking feature integrally formed in the rear portion of the housing.

To provide an optical connector plug having excellent mechanical strength.SOLUTION: The optical connector plug 1 includes a plug frame 3 and a ferrule 4 inserted into the plug frame 3. Further, on the outer peripheral surface of the flange portion 43 of the ferrule 4, the third and fourth sides 3c, the first and second flange portion-side flat surfaces 3d and 431b disposed to face the 431a, and the first and second groove 432a and 432b recessed toward the center shaft J are formed. An inner peripheral surface 34 of the plug frame 3 is formed with first and second flange part side flat surfaces 431a and 431b, first and second plug frame side flat surfaces 341a and 341b disposed opposite to the first and second flange part side flat surfaces 432a and 432b, and first and second projection 342a and 342b projecting toward the center shaft J and inserted into the first and second groove wall and wall.SELECTED DRAWING: Figure 8

An optical-fiber holding component according to the present disclosure is disposed inside a ferrule and holds a plurality of optical fibers, the optical-fiber holding component comprising: an outer surface including a first end surface and a second end surface that are arranged in a first direction; a plurality of through-holes that penetrates from the first end surface to the second end surface in the first direction and are arranged side by side in a second direction crossing the first direction; and at least one air discharge hole that extends from the outer surface so as to cross the plurality of through-holes.

Fiber optic connectors, cable assemblies and methods for making the same are disclosed. In one embodiment, the optical connector comprises a housing and a ferrule. The housing comprises a longitudinal passageway between a rear end and a front end, and, a part of the rear portion of the housing comprises a round cross-section and a part of the front portion of the housing comprises a non-round cross-section with a transition region disposed between the rear portion and the front portion.