The present disclosure discloses a universal socket converter with power bank, including a housing, wherein the front of the housing is provided with a USB power jack, a universal power jack and an indicator light, the upper and lower ends of the back of the housing are respectively provided with a retractable power-taking plug, the middle part of the back of the housing is provided with a foldable power-taking plug; the inside of the housing is provided with a circuit board and a storage battery, wherein the circuit board is provided with a USB power socket and an integrated universal power socket, wherein the USB power socket and the integrated universal power socket are provided with conductors inside, wherein the conductors are connected with the circuit board, the circuit board is connected with the storage battery, the retractable power-taking plug and the foldable power-taking plug.

A system is provided, including a primary device and a secondary device, the primary device having electrical contact pins configured to engage electrical contacts on the secondary device to allow for the exchange of power and data between the devices; the primary device having n electrical contact pins, where n is a positive integer greater than two; the devices are constructed such that the pins of the primary device are engageable with the contacts of the secondary device in a plurality of m distinct electrical orientations, wherein m is a positive integer less than n; and the primary device is configured to determine which of the m orientations the secondary device is in relative to the primary device by comparing voltages measured between at least m different pairs of contacts with a voltage record stored in a memory in the primary device.

A system is provided, including a primary device and a secondary device, the primary device having electrical contact pins configured to engage electrical contacts on the secondary device to allow for the exchange of power and data between the devices; the primary device having n electrical contact pins, where n is a positive integer greater than two; the devices are constructed such that the pins of the primary device are engageable with the contacts of the secondary device in a plurality of m distinct electrical orientations, wherein m is a positive integer less than n; and the primary device is configured to determine which of the m orientations the secondary device is in relative to the primary device by comparing voltages measured between at least m different pairs of contacts with a voltage record stored in a memory in the primary device.

A system of mated connectors includes a connector having one or more connector quadrants comprising electrical contacts and a mating connector detachably secured to the connector. The mating connector includes one or more mating quadrants and electrical contacts. The mating connector configured to provide electrical coupling to the connector detachably secured thereto. The electrical contacts of a first quadrant of connector quadrants have a first predetermined pin-out and the electrical contacts of a second quadrant of the connector quadrants have a second predetermined pin-out. The electrical contacts of each quadrant of a first pair of the mating quadrants have the first predetermined pin-out and the electrical contacts of each quadrant of a second pair of the mating quadrants have the second predetermined pin-out.

A system of mated connectors includes a connector having one or more connector quadrants comprising electrical contacts and a mating connector detachably secured to the connector. The mating connector includes one or more mating quadrants and electrical contacts. The mating connector configured to provide electrical coupling to the connector detachably secured thereto. The electrical contacts of a first quadrant of connector quadrants have a first predetermined pin-out and the electrical contacts of a second quadrant of the connector quadrants have a second predetermined pin-out. The electrical contacts of each quadrant of a first pair of the mating quadrants have the first predetermined pin-out and the electrical contacts of each quadrant of a second pair of the mating quadrants have the second predetermined pin-out.

An electrical receptacle assembly comprising a housing defined by a first compartment and a second compartment removably securable to each other by means of fasteners. The first compartment has an operative sidewall defining a first opening and an operative base defining a second opening, wherein the first opening has hourly graduations with a corresponding first securing formation for each graduation on the operative front face of the sidewall facing the outside of the first compartment. A sleeve formation extends from the sidewall defining the first opening and surrounding the graduation. A terminal block configured to be securely fitted within the first opening. The terminal block has second securing formations complementary to the first securing formations on the first opening to enable the terminal block to be rotatably mounted in the first opening corresponding to a desired voltage rating.

The present disclosure discloses a protection cover device for socket, which includes a housing, a protection cover which is arranged in the housing, and a torsion spring which is configured to reset the protection cover, the housing includes a bottom plate and a faceplate spaced apart from the bottom plate, the faceplate is provided with a first insertion hole and a second insertion hole, the bottom plate is provided with a first through hole and a second through hole; the protection cover is provided with a first driving slope and a second driving slope that guide the protection cover to translate along a distribution direction of the first insertion hole and the second insertion hole, the protection cover is further provided with a probe hole, and the torsion spring includes a spring body, a first swinging arm and a second swinging arm.

A semiconductor device for determining whether a foreign substance (e.g., water) is present and a method of operating the same are provided. The semiconductor device includes a receptacle including a plurality of pins according to a USB type-C receptacle interface; a first current source providing first current to a CC1 signal pin or a CC2 signal pin among the plurality of pins in a first operation mode; a second current source providing second current to the CC1 signal pin or the CC2 signal pin in a second operation mode; a third current source providing third current to at least two pins of other pins excluding the CC1 signal pin and the CC2 signal pin; and a power delivery integrated circuit (PDIC) controlling the first current source, the second current source and the third current source and detecting the voltage level of a signal outputted to the plurality of pins.

A semiconductor device for determining whether a foreign substance (e.g., water) is present and a method of operating the same are provided. The semiconductor device includes a receptacle including a plurality of pins according to a USB type-C receptacle interface; a first current source providing first current to a CC1 signal pin or a CC2 signal pin among the plurality of pins in a first operation mode; a second current source providing second current to the CC1 signal pin or the CC2 signal pin in a second operation mode; a third current source providing third current to at least two pins of other pins excluding the CC1 signal pin and the CC2 signal pin; and a power delivery integrated circuit (PDIC) controlling the first current source, the second current source and the third current source and detecting the voltage level of a signal outputted to the plurality of pins.

A power supply system includes data circuitry as well as power circuitry to generate DC power for use by a portable electronic device having a rechargeable battery. The DC power, ground and two signaling lines are provided in a power supply connector which detachably mates with an electronic device power input port. In response to a first signal from the electronic device transmitted over one of the signaling lines, the data circuitry provides an analog signal to the electronic device over the other signaling line. The electronic device determines a parameter level, such as a current level, of the analog signal, and based on the determined parameter level controls charging of its battery.