Abstract: A high-density fiber optic connector configured to operate with a first optical fiber cable, a second optical fiber cable, and a dual fiber optic cable adapter, is provided. The high-density fiber optic connector comprises a two-piece connector housing configured to open and close and form first and second housing through ports, first and second sub-assembly housings, and a push-pull tab. When the two-piece connector housing is opened, the first and second sub-assembly housings can be manually interchanged, such that the first sub-assembly housing is engaged and fixed in the second housing through port and a front end thereof is coupled to a second receiving port of the dual fiber optic cable adapter and the second sub-assembly housing is engaged and fixed in the first housing through port and a front end thereof is coupled to a first receiving port of the dual fiber optic cable adapter.

Abstract: A coaxial cable connector comprises: an inner sleeve which has a first outer flange and a first surface; a nut coaxially arranged with the inner sleeve and comprising a first inner flange and a threaded portion, wherein the threaded portion of the nut is adapted to engage with a threaded surface of a connector of an electronic device; a first inner ring coaxially arranged with the inner sleeve and comprising a ring portion and a plurality of elastic portions, one end of each of the plurality of elastic portions comprising a second outer flange disposed between the ring portion and the first outer flange; and an outer sleeve coaxially arranged with the first inner ring and the inner sleeve, wherein when the outer sleeve moves toward the nut, an engaging bump of the outer sleeve presses the second outer flange to enable the second outer flange to move toward the outer surface of the inner sleeve.

Abstract: A connector comprising a connector body, a first dielectric component, a conductor component, a second dielectric component and an inner sleeve is provided. The connector body has a radial front side surface having a plurality of attachment protrusions extended thereon. The first dielectric component has a protruding end portion comprising a first outlet. The conductor component has a conductor body and a conductor strip end, whereby the conductor strip end extends from the conductor body. The first dielectric component is fixed within the connector body, the second dielectric component is fixed within the inner sleeve, and the inner sleeve is fixed within the connector body. The conductor body is fixed within the second dielectric component, inner sleeve, connector body, and first dielectric component, whereby the conductor strip end extends outwardly from the first outlet, and the conductor strip end is fixedly moveable within the first outlet.

Abstract: An optical transceiver housing structure comprising a first latch arm, a second latch arm, a fixing mechanism, and a release mechanism is provided. The first and the second latch arms have a first and a second guide slot disposed on bottom ends thereof, respectively. The fixing mechanism is attached to the first latch arm and second latch arm at a top end thereof and the release mechanism is attached to the first latch arm and second latch arm at a bottom end thereof. Two side guide lugs of an optical transceiver are moveable in the first guide slot and the second guide slot, respectfully. When the release mechanism moves toward the optical transceiver, the first and the second latch arms slide along the first and second guide slots to move the fixing mechanism in an opposite direction away from the optical transceiver.

Abstract: A cylindrical package includes a cylindrical housing; a pedestal at a bottom of a cylindrical space surrounded by the cylindrical housing; an optical splitter in the cylindrical space and over the pedestal; a first photodetector in the cylindrical space and over the pedestal, wherein the first photodetector is configured to be optically coupled to the optical splitter; and a second photodetector in the cylindrical space and over the pedestal, wherein the second photodetector is configured to be optically coupled to the optical splitter.

Abstract: A coaxial cable connector configured to be mounted to an externally threaded connector, comprising a nut portion having an inner thread configured to engage with an outer thread of said externally threaded connector, an inner-sleeve portion coaxially arranged with said nut and a first sleeve coaxially arranged with said nut, wherein said first sleeve comprises an inner flange radially on an outer wall of said inner-sleeve portion, characterized in that: when said nut is rotated relatively to said first sleeve, said inner-sleeve portion is rotated relatively to said first sleeve.

Abstract: A connector IS configured to be screwed with another connector for a coaxial cable. The connector includes a sleeve having an outer thread configured to be screwed with an inner thread of a nut of the another connector, wherein a first opening in the sleeve has an axial center at a first axis and configured to receive a front portion of a metal core of the coaxial cable; and an insulating element having an annular portion received in a second opening in the sleeve, wherein the annular portion has a cylindrical periphery with respect with a second axis, wherein the first and second axes are parallel to and offset from each other.

Abstract: A high-density fiber optic connector configured to operate with a first optical fiber cable, a second optical fiber cable, and a dual fiber optic cable adapter, is provided. The high-density fiber optic connector comprises a two-piece connector housing configured to open and close and form first and second housing through ports, first and second sub-assembly housings, and a push-pull tab. When the two-piece connector housing is opened, the first and second sub-assembly housings can be manually interchanged, such that the first sub-assembly housing is engaged and fixed in the second housing through port and a front end thereof is coupled to a second receiving port of the dual fiber optic cable adapter and the second sub-assembly housing is engaged and fixed in the first housing through port and a front end thereof is coupled to a first receiving port of the dual fiber optic cable adapter.

Abstract: A coaxial cable connector comprising a connector body, a dielectric component, and a conductor component is provided. The connector body has a threaded outer surface, a radially protruding head portion, and an altered hex-shaped end portion. The altered hex-shaped end portion and radially protruding head portion surround the first body opening end of the connector body. The connector body further comprises a through-hole having a radially inner protruding end portion on an inner surface of the first connector body end. The dielectric component has a cylindrical center tube, a radially protruding head end portion, and a plurality of flexible snap hooks. The plurality of flexible snap hooks slide along guide passageways of the radially inner protruding end portion of the through-hole, fittably hooking and locking against an annular inner lock back wall thereof. The first conductor component extends through the cylindrical center tube of the dielectric component.

Abstract: A connector for a coaxial cable is configured to be mounted to a first threaded surface of a connecting head of an electronic device. The connector includes: a nut configured to be mounted to the first threaded surface; an inner sleeve coaxially arranged with the nut, wherein the inner sleeve has a second threaded surface configured to be mounted to the coaxial cable; and an outer sleeve coaxially arranged with the nut and sleeved over the inner sleeve, wherein the inner sleeve has a first rear-extension portion in an inner space in the outer sleeve, wherein an annular space is between the first rear-extension portion and the outer sleeve and has an axial length smaller than a distance between the inner sleeve and a rear end of the inner space.

Abstract: A coaxial cable connector configured to be mounted to an externally threaded connector, comprising a nut portion having an inner thread configured to engage with an outer thread of said externally threaded connector, an inner-sleeve portion coaxially arranged with said nut and a first sleeve coaxially arranged with said nut, wherein said first sleeve comprises an inner flange radially on an outer wall of said inner-sleeve portion, characterized in that: when said nut is rotated relatively to said first sleeve, said inner-sleeve portion is rotated relatively to said first sleeve.

Abstract: A heat exchanger is configured to be arranged on a first housing of an electronic device, wherein the first housing has a top surface and a sidewall neighboring on the top surface, wherein the first housing has multiple first metal sheets protruding from the sidewall of the first housing. The heat exchanger includes a second housing configured to be mounted to the first housing, wherein a first opening is at a bottom of the second housing and configured to have the electronic device extend into an inner space in the second housing through the first opening, and a second opening is at a wall of the second housing and communicates with the inner space. The heat exchanger includes multiple second metal sheets in the inner space, wherein the second metal sheets are configured to be arranged over the top surface of the first housing, and a first heater in the inner space and thermally connected to the second metal sheets.

Abstract: A shielding device configured to be fixed with a circuit board, comprises a frame body comprising multiple sideboards standing at multiple sides of said frame body, wherein a receiving hole and a slot around said receiving hole is at one of said sideboards; and a connector fixed with said frame body, wherein said connector comprises a protrusion at an end of said connector, wherein said protrusion pass through said slot and a top of said protrusion fixed with said slot, wherein said receiving hole receives a portion of said connector. The invention meets the requirement for high torque specification without any additional reinforcing measure.

Abstract: A WDDM includes a base substrate; a first mirror on the base substrate; a second mirror on said base substrate; a third mirror on the base substrate; a first optical splitter on the base substrate, wherein the first mirror is configured to reflect a first light beam to the first optical splitter, wherein the first optical splitter is configured to split the first light beam into a second light beam exiting from a first light exit surface of the first optical splitter and a third light beam reflecting to the second mirror; and a second optical splitter on the base substrate, wherein the second mirror is configured to reflect the third light beam to the second optical splitter, wherein the second optical splitter is configured to split the third light beam into a fourth light beam exiting from a second light exit surface of the second optical splitter and a fifth light beam reflecting to the third mirror.

Abstract: A shielding device includes a frame body and a connector. The frame body is composed of multiple sideboards. One of the sideboards is formed with a receiving hole and at least three arcuate slots. The connector has a main body section, a connection end section and at least three arcuate protrusions. The three arcuate protrusions are formed on an end face of the main body section at a front end of the connector corresponding to the arcuate slots. The arcuate protrusions are fixedly installed in the arcuate slots of the frame body to securely connect the connector with the frame body. Accordingly, the shielding device meets the requirement for high torque specification.

Abstract: An opto-electronic micro-module includes a monocrystalline substrate having a first surface and a second surface parallel to said first surface, wherein a through hole passes from said first surface through said monocrystalline substrate to said second surface; and an optical substrate having a first portion in said through hole and a second portion protruding from said through hole.

Abstract: An OTDR light reflection structure of optical sub-assembly for transceivers of PON system includes: a retainer member installed at an end section of a light guide unit of the optical sub-assembly for transceivers and positioned in the optical sub-assembly for transceivers, the retainer member having a first end and a second end; and a light reflection filter affixed to the first end of the retainer member. When an OTDR emits a specific wavelength of light, the light reflection filter directly reflects the light back into the light guide unit. Then the signal is transmitted back to the OTDR for the OTDR to identify the subscriber position of the feedback signal and judge whether the optical fiber line is in a normal state.

Abstract: A tool is configured to receive a locknut of a coaxial cable. The tool includes a sleeve provided with a first inner hole therein; a first block in the first inner hole, wherein the first block has a gradually small cross-sectional area from top to bottom in an axis of the first inner hole; a second block in the first inner hole, wherein the second block has a gradually small cross-sectional area from top to bottom in the axis of the first inner hole; and a third block in the first inner hole, wherein the third block has a gradually small cross-sectional area from bottom to top in the axis of the first inner hole, wherein the third block is configured to be between the first and second blocks, wherein the third block has a first surface configured to contact the first block and a second surface configured to contact the second block.

Abstract: A spring has a first resilient tab configured to be radially outward bent at a first angle when the spring is in an expanded position, wherein when a coaxial cable connector is tightly screwed with a threaded connector of an electronic device, an inner flange of a nut of the coaxial cable connector is configured to press the first resilient tab such that the spring is in a contracted position and the first resilient tab is radially between the inner flange and an inner sleeve of the coaxial cable connector, wherein the spring has a plate configured to be arranged between opposing surfaces of an outer flange of the inner sleeve and the inner flange, wherein the plate is integral with the first resilient tab.

Abstract: An coaxial cable connector is configured to engage with an outer thread of a threaded connector. The coaxial cable connector comprises an inner sleeve, an outer sleeve arranged around the inner sleeve and a nut arranged around the inner sleeve. The nut comprises a metal sheet integral with an inner flange of the nut, wherein the metal sheet is between the inner flange and a cylindrical surface of the inner sleeve. The metal sheet has a fixed side, close to an outer flange of the inner sleeve, fixed to the inner flange of the nut, and a free side, away from the outer flange of the inner sleeve, abutting against the cylindrical surface of the inner sleeve. An empty gap is between the metal sheet and the inner flange. When the nut comprises an inner thread engaging with the outer thread, the outer flange is configured to be between the inner flange and the threaded connector.