Abstract: A printed circuit board includes: a first insulating layer; a first circuit layer disposed on one surface of the first insulating layer and including a connection pad; a second insulating layer disposed on the one surface of the first insulating layer and embedding the first circuit layer; a via penetrating through the second insulating layer and connected to the first circuit layer; a metal post disposed on one surface of the second insulating layer and connected to the via; and a hole penetrating through the second insulating layer and exposing at least a portion of the connection pad of the first circuit layer. The metal post is spaced apart from the hole, and protrudes from the second insulating layer.

Abstract: A touch input sensing device configured to be added to an electronic device, the electronic device including a touch input unit, the touch input unit including a first touch member integrated with a housing. The touch input sensing device includes a resonant circuit configured to generate a resonance signal having a resonant frequency that varies based on a touch of the touch input unit, a digital frequency counter configured to count a reference frequency signal based on the resonance signal, or count the resonance signal based on the reference frequency signal, to generate a count value, and a touch detector configured to detect whether the touch of the touch input unit has occurred based on the count value generated by the digital frequency counter, and output a touch detection signal indicating whether the touch has occurred.

Abstract: A bridge embedded interposer and a package substrate and a semiconductor package including the same includes: a connection structure including one or more redistribution layers, a first bridge disposed on the connection structure and including one or more first circuit layers electrically connected to the one or more redistribution layers, a frame disposed around the first bridge on the connection structure and including one or more wiring layers electrically connected to the one or more redistribution layers, and an encapsulant disposed on the connection structure and covering at least a portion of each of the first bridge and the frame.

Abstract: A sensing device with a fingerprint sensor is provided. The sensing device includes a touch input pattern included in the fingerprint sensor, an oscillation circuit connected to the touch input pattern and configured to change a capacitance of the oscillation circuit when a touch occurrence is sensed by the touch input pattern and generate an oscillation signal based on the change in the capacitance, and an operation detection circuit configured to detect a touch occurrence based on a frequency included in the oscillation signal input from the oscillation circuit and generate a detection signal.

Abstract: An apparatus for sensing a rotating body includes a plurality of units to be detected provided on the rotating body; at least two sensing coils disposed to face the units to be detected; an oscillator including at least two capacitors respectively connected to the at least two sensing coils to form at least two oscillation circuits; and a rotation information calculator configured to count frequencies of at least two oscillation signals respectively output from the at least two oscillation circuits to generate a first count value and a second count value, and calculate a rotation direction of the rotating body based on a change in the first count value and a change in the second count value.

Abstract: A touch sensing method includes: generating respective oscillation signals having a resonant frequency, the respective oscillation signals being changeable according to a plurality of touch inputs applied to a first touch switch unit and a second touch switch unit, formed in a housing of an electronic device; analyzing the applied plurality of touch inputs, based on a change in the resonant frequency of the generated oscillation signals; and discerning and sensing a type of a touch operation according to a pattern of the plurality of touch inputs, based on results of the analyzing of the applied plurality of touch inputs.

Abstract: A terminal may include: a sensor unit including a microphone configured to acquire a surrounding sound, and a position sensor configured to identify a position of the terminal; a processor configured to learn the position of the terminal and the surrounding sound to identify characteristics of a dangerous sound depending on the position of the terminal, and determine a setting value of a hearing aid depending on the identified characteristics of the dangerous sound; and a communicator configured to transmit the setting value to the hearing aid.

Abstract: A terminal may include: a sensor unit including a microphone configured to acquire a surrounding sound and a position sensor configured to detect a position of the terminal; a processor configured to identify characteristics of a voice of a specific person designated by a user of the terminal through learning, and determine a setting value determining operating characteristics of a hearing aid based on the characteristics of the voice of the specific person; and a communicator configured to transmit the setting value to the hearing aid.

Abstract: A component mounting board includes first and second substrates, a connection substrate, an interposer, and an electronic component. The first substrate has first and second surfaces opposing each other, a first side surface between the first and second surfaces, and a first signal pattern. The second substrate is disposed on the first substrate, has third and fourth surfaces opposing each other and a second side surface between the third and fourth surfaces, and includes a second signal pattern. The connection substrate is bent to connect the first and second side surfaces, and the interposer is disposed between the first and third surfaces and electrically connects the first and second signal patterns. The electronic component is mounted on at least one of the first to fourth surfaces.

Abstract: A controller IC of a touch sensing apparatus includes an oscillation circuit including a capacitor connected to a sensing coil, a digital converter configured to count an oscillation signal output from the oscillation circuit and to output a count value, and a contact detector configured to calculate variations in the count value during delay times, and to detect a contact strength of an object according to the variations.

Abstract: A component mounting board includes first and second substrates, a connection substrate, an interposer, and an electronic component. The first substrate has first and second surfaces opposing each other, a first side surface between the first and second surfaces, and a first signal pattern. The second substrate is disposed on the first substrate, has third and fourth surfaces opposing each other and a second side surface between the third and fourth surfaces, and includes a second signal pattern. The connection substrate is bent to connect the first and second side surfaces, and the interposer is disposed between the first and third surfaces and electrically connects the first and second signal patterns. The electronic component is mounted on at least one of the first to fourth surfaces.

Abstract: A package-on-package includes a first semiconductor package including a first semiconductor chip and a second semiconductor package, disposed on the first semiconductor package, including a second semiconductor chip electrically connected to the first semiconductor chip. Each of the first and second semiconductor chips includes one or more units. The number of units of the first semiconductor chip is greater than the number of units of the second semiconductor chip. The one or more units of the first semiconductor chip and the one or more units of the second semiconductor chip implement a function of an application processor chip.

Abstract: A sensing device with a fingerprint sensor is provided. The sensing device includes a touch input pattern included in the fingerprint sensor, an oscillation circuit connected to the touch input pattern and configured to change a capacitance of the oscillation circuit when a touch occurrence is sensed by the touch input pattern and generate an oscillation signal based on the change in the capacitance, and an operation detection circuit configured to detect a touch occurrence based on a frequency included in the oscillation signal input from the oscillation circuit and generate a detection signal.

Abstract: A terminal may include: a sensor unit including a microphone configured to acquire a surrounding sound and a position sensor configured to detect a position of the terminal; a processor configured to identify characteristics of a voice of a specific person designated by a user of the terminal through learning, and determine a setting value determining operating characteristics of a hearing aid based on the characteristics of the voice of the specific person; and a communicator configured to transmit the setting value to the hearing aid.

Abstract: A terminal may include: a sensor unit including a microphone configured to acquire a surrounding sound, and a position sensor configured to identify a position of the terminal; a processor configured to learn the position of the terminal and the surrounding sound to identify characteristics of a dangerous sound depending on the position of the terminal, and determine a setting value of a hearing aid depending on the identified characteristics of the dangerous sound; and a communicator configured to transmit the setting value to the hearing aid.

Abstract: A touch input sensing device configured to be added to an electronic device, the electronic device including a touch input unit, the touch input unit including a first touch member integrated with a housing. The touch input sensing device includes a resonant circuit configured to generate a resonance signal having a resonant frequency that varies based on a touch of the touch input unit, a digital frequency counter configured to count a reference frequency signal based on the resonance signal, or count the resonance signal based on the reference frequency signal, to generate a count value, and a touch detector configured to detect whether the touch of the touch input unit has occurred based on the count value generated by the digital frequency counter, and output a touch detection signal indicating whether the touch has occurred.

Abstract: An actuator for a camera module includes two or more detectable elements, the detectable elements are respectively disposed on a first and second surface of a lens barrel, an oscillating element including a first oscillation circuit unit that includes two or more oscillation circuits facing the first surface of the lens barrel, and a second oscillation circuit unit that includes two or more oscillation circuits facing the second surface of the lens barrel, and a determining device that calculates a position of the lens barrel in response to oscillation signals output from the oscillating element. The determining device is configured to calculate the position of the lens barrel based on determined frequencies of oscillation signals of the first oscillation circuit unit and the second oscillation circuit unit.

Abstract: A controller IC of a touch sensing apparatus includes an oscillation circuit including a capacitor connected to a sensing coil, a digital converter configured to count an oscillation signal output from the oscillation circuit and to output a count value, and a contact detector configured to calculate variations in the count value during delay times, and to detect a contact strength of an object according to the variations.

Abstract: A package-on-package includes a first semiconductor package including a first semiconductor chip and a second semiconductor package, disposed on the first semiconductor package, including a second semiconductor chip electrically connected to the first semiconductor chip. Each of the first and second semiconductor chips includes one or more units. The number of units of the first semiconductor chip is greater than the number of units of the second semiconductor chip. The one or more units of the first semiconductor chip and the one or more units of the second semiconductor chip implement a function of an application processor chip.

Abstract: An actuator of a camera module includes a driving coil disposed to face a detection target; a driving circuit including a plurality of transistors connected to the driving coil; and a processor configured to provide a respective gate control signal to a gate of each of the plurality of transistors, and detect a displacement of the detection target based on a component of an oscillation signal generated in a driving signal applied to the driving coil in response to an operation of any one of the plurality of transistors being switched by the respective gate control signal.