Abstract: A card edge connector includes: a connector body having a card slot and plural terminals arranged on opposite sides of the card slot; a latch mounted at an end of connector body; and a releasing member including a pair of levers disposed at opposite sides of the connector body and a mover, wherein first ends of the levers are connected with the latch, second ends are connected with the mover, and when the card is inserted into the card slot the mover is pushed to move downwards companied with a downward movement of the second ends and an upward movement of the first ends of the levers, the upward movement of the first ends drive the latch to lock with the card and when the card is pulled out the mover is released from a pressure of the card and reset to unlock the latch from the electronic card.

Abstract: A card edge connector includes: a housing having a mating slot for insertion of an electronic card; plural terminals retained in the housing; a latch mounted at a first longitudinal end of the housing; a movable key received in the housing; and a rod attached to the housing, wherein the latch and the movable key are connected with opposite ends of the rod, and the movable key is pushable downwards to push the rod to move in a longitudinal direction to bring the latch to a locked state.

Abstract: A card edge connector includes: a connector base having a card slot and plural terminals; a latch located at one end of the connector base for locking a card; and a releasing member. The releasing member includes two levers and a moving member, the levers are connected with the connector base in a pivoting manner, a first end of the lever is connected with the latch and an opposite second end of the lever is coupled to the moving member, wherein when the card is inserted into the slot and presses against the moving member downwards, the moving member drives the second ends of the levers to move downward, resulting in the first ends moving upwards to push the latch to lock with the card, and when the card is pulled out the moving member resets and drives the levers to release the latch from the card.

Abstract: An electrical connector includes: an insulating housing; one row of terminals including signal and grounding terminals, each terminal including a retaining portion, an elastic arm and a soldering portion, and an arc-shaped contacting portion extending from the elastic portion, the contacting portion having a contacting point, the soldering portion having a nearest soldering point; and a grounding member comprising plural first grounding portions arranged in one row and each extending slantwise downwards and plural second grounding portions arranged in one row and each extending slantwise upwards, the first grounding portions touch the grounding terminals at first touching points, the second grounding portions touch the grounding terminals at second touching points, the first touching point is located at a middle-length point between the contacting point and the nearest soldering point along an extending direction of the grounding terminal, and the second touching point is located near the first touching point

Abstract: A method of secure compartmentalization for IoT application and a IoT gateway using the same are provided. The method is adapted to the IoT gateway and includes the following steps. A plurality of zones corresponding to a plurality of subnets are created by partitioning the subnets. An application installed in the IoT gateway is deployed to one of the zones. A conduit policy associated with at least one of the zones is configured. Packet transmission of the zones is managed based on the conduit policy.

Abstract: A communication method for a user terminal and a device terminal to exchange packets through a message broker, comprises the user terminal wrapping a first packet of a first communication protocol into a second packet with a second communication protocol and sending the second packet to the message broker, and the device terminal receiving the second packet from the message broker and obtaining the first packet wrapped in the second packet; or the device terminal wrapping a third packet of the first communication protocol into a fourth packet with the second communication protocol and sending the fourth packet to the message broker, and the user terminal receiving the fourth packet from the message broker and obtaining the third packet wrapped in the fourth packet. The first communication protocol is a communication protocol supported by the device terminal; the second communication protocol is a communication protocol supported by the message broker.

Abstract: A communication method for a user terminal and a device terminal to exchange packets through a message broker, comprises the user terminal wrapping a first packet of a first communication protocol into a second packet with a second communication protocol and sending the second packet to the message broker, and the device terminal receiving the second packet from the message broker and obtaining the first packet wrapped in the second packet; or the device terminal wrapping a third packet of the first communication protocol into a fourth packet with the second communication protocol and sending the fourth packet to the message broker, and the user terminal receiving the fourth packet from the message broker and obtaining the third packet wrapped in the fourth packet. The first communication protocol is a communication protocol supported by the device terminal; the second communication protocol is a communication protocol supported by the message broker.

Abstract: An electrical connector includes: an insulating housing having two side walls defining signal passageways and grounding passageways; two rows of terminals including signal terminals in the signal passageways and grounding terminals in the grounding passageways, each terminal having a retained portion and an elastic arm with a contacting portion extending into the card slot; a one-piece inserting member assembled in the insulating housing, the inserting member defining first inserting portions in the signal passageways and made from insulating plastic, and second inserting portions in the grounding passageways and at least partly made from conductive plastic, the second inserting portions mechanically connecting the grounding terminals; and a metallic member retained in the inserting member, wherein the metallic member defines two rows of grounding fingers, the grounding fingers are located in corresponding second inserting portions respectively and directly connect or face but not directly connect with corres

Abstract: An electrical connector includes: an insulating housing having a mating face, a card slot recessed from the mating face with a floor face facing the mating face, and two side walls located at opposite sides of the card slot; and two terminal modules retained in the insulating housing, each terminal module including a row of terminals, a conductive plastic, and an insulating plastic, the row of terminals including plural signal terminals and plural grounding terminals, wherein the grounding terminals are partially retained in the conductive plastic and the insulating plastic surrounds and retains the signal terminals and the conductive plastic, thereby forming the terminal module.

Abstract: An electrical connector includes: an insulating housing defining a mating face, a card slot, and two side walls at opposite sides of the card slot, each of the side walls defining signal passageways and grounding passageways; two rows of terminals located on the side walls and each row of terminal including signal terminals in the signal passageways and grounding terminals in the grounding passageways, the terminals including retaining portions retained in the passageways and elastic arms with contacting portions extending into the card slot; and a one-piece inserting member assembled in the insulating housing, wherein the inserting member defines plural first inserting portions inserted in the signal passageways and plural second inserting portions inserted in the grounding passageways, the second inserting portions contact corresponding grounding terminals, respectively, to establish a grounding path.

Abstract: An IoT gateway with configurable data transmission mode includes a data collector, a data capturer and a data uploader. The data collector is configured to collect the data provided by a data provider based on a first data policy. The data capturer is configured to capture the data collected by the data collector based on a second data policy. The data uploader is configured to handle the data captured by the data capturer based on a third data policy. The first data policy, the second data policy and the third data policy may be configured separately according to different IoT applications.

Abstract: An IoT gateway with configurable data transmission mode includes a data collector, a data capturer and a data uploader. The data collector is configured to collect the data provided by a data provider based on a first data policy. The data capturer is configured to capture the data collected by the data collector based on a second data policy. The data uploader is configured to handle the data captured by the data capturer based on a third data policy. The first data policy, the second data policy and the third data policy may be configured separately according to different IoT applications.

Abstract: A power conversion circuit includes a switching circuit, a resonant circuit, a rectifying circuit, a controller and a transformer including a primary winding and a secondary winding. The resonant circuit is electrically coupled to the switching circuit and the primary winding. The rectifying circuit is electrically coupled to the secondary winding. The controller is electrically coupled to the switching circuit and the rectifying circuit and configured to selectively output one of a frequency modulation signal and a pulse width modulation signal as a second control signal according to a working frequency of a first control signal.

Abstract: A power conversion circuit includes a switching circuit, a resonant circuit, a rectifying circuit, a controller and a transformer including a primary winding and a secondary winding. The resonant circuit is electrically coupled to the switching circuit and the primary winding. The rectifying circuit is electrically coupled to the secondary winding. The controller is electrically coupled to the switching circuit and the rectifying circuit and configured to selectively output one of a frequency modulation signal and a pulse width modulation signal as a second control signal according to a working frequency of a first control signal.

Abstract: An electrical cable connector of the present invention is provided. The present invention includes a plurality of terminal insulating bodies and a transmission cable connected with a plurality of terminals. Each of a plurality of terminals has a holding portion at its one end, and a corresponding tooth-liked snap piece is provided at one end of the terminals. A contact portion is provided at the other end of each of a plurality of terminals, and a holding segment is provided between the contact portion and the holding portion. Two interference portions are respectively provided at the side portion of the holding segment. The transmission cable has an insulating cover layer and two electrical cable groups formed within the insulating cover layer. The electrical cable groups are wrapped by a metal shielding, and a first ground cable consists of a plurality of twisted pair wires.

Abstract: A multi-monitor system includes a first and a second monitors, a graphics chipset and an AGP unit. The graphics chipset is integrated therein a graphics processing unit electrically connected to the first monitor and transmits: a first image signal to the first monitor for display. The AGP unit is electrically connected to the graphics chipset and the second monitor, receives a second image signal from the graphics chipset and transmit the second image signal to the second monitor for display.

Abstract: An electrical connector includes an insulating housing with two communication ports and wrapped by a metal shield. The invention features on that the insulating housing having a sliding slot located on upper surface of the insulating housing near one of said communication port, and a fastening slot slanted bias on the insulating housing near the other communication port. The metal shield having an opening between two ends, a protruding end on one end, corresponding to the sliding slot of the insulating housing, and a fastening end, opposite to the protruding end, slants bias and corresponds to the fastening slot of the insulating housing near. The metal shield can be assembled onto the outer surface of the insulating housing rapidly and easily.

Abstract: The present invention is related to an improved structure for a module connector for assembling on a case of a computer and comprises: a case has a lower cover and an upper cover, the upper cover and the lower cover have a second containing slot and a first containing slot individually for different connectors, the first and second containing slots construct several containing spaces, the first containing slot has a stopping portion for blocking connectors and hook portions for linking two sides of each connector up; a metal member wraps around an end surface of the case, the metal member is established plural homologous holes corresponding to the containing spaces of the case, the metal member has a plurality of flexible touching members individually arranged into cross-section slots of the containing spaces; hence stable assembly for the case and the connectors is made, and channels of the module connector for electrically connecting outside are effectively shielded.

Abstract: An electrical connector includes an insulating housing with two communication ports and wrapped by a metal shield. The invention features on that the insulating housing having a sliding slot located on upper surface of the insulating housing near one of said communication port, and a fastening slot slanted bias on the insulating housing near the other communication port. The metal shield having an opening between two ends, a protruding end on one end, corresponding to the sliding slot of the insulating housing, and a fastening end, opposite to the protruding end, slants bias and corresponds to the fastening slot of the insulating housing near. The metal shield can be assembled onto the outer surface of the insulating housing rapidly and easily.

Abstract: A connector body comprising a plastic housing with a central pillar shape connector and a spring arm ground connector; the central pillar shape connector consists of a central pillar and a solder part; the central pillar is a solid body with a compression part and a round head; the solder part is in “L” shape with a round hole, the round hole connects to the compression part of the central pillar firmly together into one piece; the mold is simple for lower manufacturing cost and higher efficiency of manufacturing, the product has better competition.