H05K9/0067

Electrostatic Protection Circuit
20190165570 · 2019-05-30 ·

The present disclosure relates to electrostatic protection terminals. One example terminal includes a target interface, a protected circuit, a protection unit, a switch unit, and a switch control unit. The protected circuit is configured to suppress an electrostatic discharge (ESD) current or an electrical overstress (EOS) current. A first end of the protection unit is electrically connected to a first pin of the target interface. A second end of the protection unit is electrically connected to a second pin of the protected circuit. The first pin is any pin of the target interface. The second pin is a pin that is in the protected circuit and that needs to be electrically connected to the first pin. The switch unit is connected to the protection unit in parallel. The switch control unit is configured to control the switch unit to be open or closed.

TOP-LOAD ELECTROSTATIC DISCHARGE BAG FOR COMPONENTS
20240190637 · 2024-06-13 ·

An electrostatic discharge bag may include a bottom portion, and a front portion integrally connected to the bottom portion and including a first inside-out creased edge. The electrostatic bag may include a first side portion integrally connected to the bottom portion and the front portion and including a second inside-out creased edge and a first pair of outside-in creased edges, and a second side portion integrally connected to the bottom portion and the front portion and including a third inside-out creased edge and a second pair of outside-in creased edges. The first and second pairs of outside-in creased edges may enable the electrostatic discharge bag to collapse inward and downward toward the bottom portion. The electrostatic discharge bag may include a rear portion integrally connected to the bottom portion, the first side portion, and the second side portion and including a fourth inside-out creased edge.

CURRENT SOURCE DEVICE FOR ELECTROSTATIC DISCHARGE AND DISPLAY DEVICE INCLUDING THE SAME
20240196498 · 2024-06-13 · ·

A current source device for electrostatic discharge and a display device including the same are disclosed. The current source device includes a sourcing circuit including a first MOS transistor configured to transmit a current flowing from a pad to a first node in response to a current control voltage, and a second MOS transistor configured to transmit the current flowing from the first node to a ground in response to a bias voltage, and a control circuit including an amplifier configured to generate the current control voltage based on a setting voltage applied from an outside and a voltage of the first node, a first resistor disposed between an output terminal of the amplifier and a gate terminal of the first MOS transistor, and a first switch configured to transmit the bias voltage to a gate terminal of the second MOS transistor in response to a switching control signal.

ELECTROMAGNETIC INTERFERENCE SHIELDING OF MEMS SENSOR VIA PRINTED CIRCUIT BOARD

An assembly is provided which includes a package and a printed circuit board. The package includes a housing bounding a region and an acoustic sensor within the region. The housing includes a base with a first hole. The sensor is configured to generate signals indicative of sound received by the sensor through the first hole. The printed circuit board is in mechanical communication with the base and includes a second hole aligned with the first hole such that sound received by the second hole propagates through the first hole to the sensor. The printed circuit board further includes an electrically conductive layer, at least a portion of which extends across the second hole and is configured to allow the sound to propagate through the second hole and to at least partially shield the region containing the sensor from electromagnetic interference.

SOLID STATE DRIVE APPARATUS AND DATA STORAGE APPARATUS INCLUDING THE SAME
20240194614 · 2024-06-13 ·

A solid state drive apparatus includes a case including an upper wall and a lower wall, a substrate in the case and including a plurality of first connection pads in or on a first surface of the substrate facing the upper wall of the case, a first semiconductor chip on the first surface of the substrate, and a first shielding structure electrically connecting the upper wall of the case to the plurality of first connection pads, wherein the first shielding structure includes a plurality of first unit shielding structures surrounding the first semiconductor chip and spaced apart from each other with gaps therebetween, and wherein each of the plurality of first unit shielding structures includes an elastic body.

Substrate and display device

The present disclosure provides a substrate and a display device. The substrate includes an internal region and a peripheral region surrounding the internal region, a plurality of signal wires and at least one ground wire being included in the peripheral region; any two adjacent signal wires, as well as the signal wire and the ground wire which are adjacent to each other, are connected through a selective connection structure; and the selective connection structure is capable of being connected in case of electro-static discharge. In the substrate and the display device provided by the present disclosure, because static electricity in each signal channel inside the substrate can be finally discharged via the ground wire in case of ESD, ESD protection for each signal channel in the internal region and the signal wire connected thereto can be achieved.

CONTROL SYSTEM
20190150330 · 2019-05-16 ·

A control system for a motor vehicle, in particular for an electric or hybrid vehicle, wherein the control system has at least one actuator and at least one sensor. The control system further has a protective housing comprising an interior, wherein the at least one actuator and the at least one sensor are arranged within the interior. The protective housing has an injection molded body constructed of a plastic material and comprising an interference field protective zone configured to at least partially shield electromagnetic interference fields.

ELECTRONIC DEVICE CONTACTOR COUPLING STRUCTURE AND PORTABLE ELECTRONIC DEVICE INCLUDING SAME

An electronic device contactor coupling structure is disclosed. The device can include a contactor electrically connecting a conductive case of an electronic device and a circuit board inside the electronic device, the conductive case being exposed to the outside, wherein the contactor is configured with a composite element having two or more of an electric-shock preventing function of blocking leakage current of an external power source, an antistatic function, and a communication signal transmitting function; a conductive bracket and the conductive case are coupled by a conductive fastening means with the circuit board coupled to one side of the conductive bracket; the conductive case has a recess formed on the surface thereof opposite to the conductive bracket; and the contactor is coupled to the recess of the conductive case so as to be electrically connected with the circuit board by the conductive fastening means and the conductive bracket.

ELECTROSTATIC DISCHARGE SYSTEMS FOR AUTONOMOUS MOBILE ROBOTS
20190125154 · 2019-05-02 ·

An autonomous mobile robot includes a housing infrastructure, a drive system including one or more wheels to support the housing infrastructure above a floor surface, a cleaning assembly, electrical circuitry positioned within the robot housing and an electrostatic discharge assembly including an electrostatic discharge member that includes fibers electrically connected to the electrical circuitry and extending, from the electrical circuitry, to an exterior of the housing infrastructure. The electrical circuitry includes a controller to initiate a cleaning operation in which the drive propels the robot across the floor surface while the cleaning assembly cleans the floor surface.

High voltage high frequency power converter

A power converter includes an outer housing formed of dielectric material and including a low voltage compartment and a high voltage compartment is disclosed. The power converter also includes a low voltage DC-to-AC converter disposed in the low voltage compartment, a first coil in the low voltage compartment, a first conductive shield element lining an outer wall of the low voltage compartment, the first conductive shield element being electrically coupled to an electrical input of the DC-to-AC converter and a second conductive shield element lining an outer wall of the high voltage compartment.