58 patents
Utility
Processor and event processing method
9 Jan 24
An event processing method of a processor according to one or more embodiments may include detecting an event input, which notifies an occurrence of an event, detecting a wait event by an event input, changing a status from an execution status to a wait status and outputs a count start signal by an event wait instruction, and changes a status from the wait status to the execution status and outputs a count end signal by the detection of the wait event, incrementing a counter value from an initial value by output of the count start signal, and ends counting by output of the count end signal; and receiving and storing a count value of the timer counter by output of the count end signal.
Hitomi Shishido, Daeun Lee, Kazuhiro Mima
Filed: 24 Feb 22
Utility
DCDC Converter, Integrated Circuit, and Target Voltage Generation Circuit
14 Dec 23
A direct current to direct current converter is disclosed that controls an output voltage based on an error signal between a feedback voltage and a target voltage.
Kenji AKATSUKI, Takaaki NOJIMA, Masaru NAKAMURA
Filed: 19 May 23
Utility
Active Clamp Flyback Converter and Control Ic
14 Dec 23
An active clamp flyback converter includes a main switch, a primary winding that is electrically connected in series with the main switch, a clamp switch that is electrically connected to a connection point between the main switch and the primary winding, a clamp capacitor that is connected in series with the clamp switch, and a controller that outputs a first ON signal to control the main switch and a second ON signal to control the clamp switch during a period when the main switch is off.
Shinji ASO
Filed: 23 May 23
Utility
Dimming agent and light-emitting device containing dimming agent
5 Dec 23
A dimming agent according to one or more embodiments is disclosed that may include at least one of terbium, praseodymium, manganese, titanium.
Yousuke Umetsu, Kazuyoshi Haga
Filed: 14 Sep 22
Utility
Analog-to-digital converter
21 Nov 23
An analog-to-digital converter is disclosed that converts an input analog potential to a digital conversion value.
Hideki Hayashi
Filed: 23 Dec 21
Utility
Switching Power Supply Apparatus
12 Oct 23
A detector compares a drain voltage with a first threshold voltage and outputs a first detection signal.
Eunsuk LEE, Jungyul KIM, Masaaki SHIMADA, Shinji ASO, Mitsutomo YOSHINAGA, Hanju KANG
Filed: 7 Apr 22
Utility
Switching Power Supply Apparatus
12 Oct 23
A detector compares a drain voltage with a first threshold voltage and outputs a first detection signal.
Eunsuk LEE, Kyusam CHOI, Jaekuk YU, Shinji ASO, Mitsutomo YOSHINAGA, Hanju KANG
Filed: 7 Apr 22
Utility
Semiconductor device
3 Oct 23
A first semiconductor region, a second semiconductor region, and a third semiconductor region are arranged in layers.
Bungo Tanaka
Filed: 29 Jun 21
Utility
Semiconductor Device
28 Sep 23
A semiconductor device according to one or more embodiment may include: an IGBT region including a first semiconductor region of a first conductivity type; a second semiconductor region of a second conductivity type arranged on the first semiconductor region; a third semiconductor region of the first conductivity type arranged on the second semiconductor region; a fourth semiconductor region of the second conductivity type arranged on the first semiconductor region and opposite the second semiconductor region; and a control electrode that is arranged via an insulating film opposite the second semiconductor region; and a diode region comprising a fifth semiconductor region of the second conductivity type on the first semiconductor region.
Masayuki HANAOKA
Filed: 8 Dec 22
Utility
Light Emitting Device
28 Sep 23
A light emitting device according to one or more embodiment is disclosed, which may include a blue LED, a first phosphor that is excited by light of the blue LED and emits green to yellow light, and a second phosphor that is excited by light of the blue LED and emits light with an emission peak wavelength greater than the emission peak wavelength of the first phosphor but 625 nm or less.
Yousuke UMETSU
Filed: 14 Mar 23
Utility
Analog-to-digital converter
12 Sep 23
An analog-to-digital converter according to one or more embodiments is disclosed that converts an analog input to a digital converted value by repeating a conversion data generation operation by a conversion data generator, a potential generation operation by a capacitance DAC, and a comparison operation by a comparator for a resolution bit, the analog-to-digital converter. a comparator operation signal generation circuit predicts the time when a potential generated by the capacitance DAC becomes settled based on a charging or discharging time to a capacitance element whose characteristics are equal to those of the capacitance used in the capacitance DAC, and generates a comparator operation signal to allow the comparator to start the comparison operation.
Hideki Hayashi
Filed: 29 Sep 21
Utility
Semiconducotr Device
27 Jul 23
A semiconductor device according to one or more embodiments may include: on a semiconductor substrate, a high voltage circuit region; a transistor element region; an isolation region that elementally isolates the transistor element region from the high voltage circuit region; and a capacitively coupled field plate including plural lines of conductors, wherein the capacitively coupled field plate is provided to extend circumferentially along an outer circumferential portion of the high voltage circuit region and across the transistor element region, in a plan view of the semiconductor device, and one or more dividing sections divides at least one of the plural lines of conductors in the capacitively coupled field plate to make the at least one line discontinuous.
Hironori AOKI
Filed: 31 Mar 22
Utility
Watchdog Timer Device
27 Jul 23
A watchdog timer device according to one or more embodiments may include a mode setting unit that sets a first mode or a second mode.
Naohiko SHIMOYAMA
Filed: 28 Mar 23
Utility
Analog-to-digital converter
27 Jun 23
An analog-digital conversion circuit is disclosed for comparing a comparison potential with a reference potential generated based on a reference power supply to convert a comparison potential to a digital value.
Hideki Hayashi
Filed: 28 Dec 21
Utility
Semiconductor Device
25 May 23
A semiconductor device according to one or more embodiments may include a drive circuit comprising: a gate control circuit that generates a gate control signal; a first resistor comprising a first electrode electrically connected to the gate control circuit and a second electrode; and a second resistor comprising a first electrode electrically connected to the gate control circuit and a second electrode that is not electrically connected to the second electrode of the first resistor; wherein the second resistor comprises a resistance value greater than that of the first resistor; an IGBT circuit comprising: a first IGBT cell electrically connected to the second electrode of the first resistor; and a second IGBT cell electrically connected to the second electrode of the second resistor.
Katsuyuki TORII
Filed: 24 Nov 21
Utility
Semiconductor Device
27 Apr 23
A semiconductor device may include: a drift region of a first conductivity type; a base region of a second conductivity type arranged on the drift region; an emitter region of the first conductivity type arranged on the base region; a field stop region of the first conductivity type arranged in contact with the drift region; a collector region of the second conductivity type in contact with the field stop region; a main gate electrode electrically insulated from the base region and the collector region; a control gate electrode electrically insulated from the base region and the collector region; a gate pad on the drift region; a first resistor electrically connected between the gate pad and the main gate electrode; and a second resistor electrically connected between the gate pad and the control gate electrode.
Katsuyuki TORII
Filed: 27 Oct 21
Utility
Analog-to-digital Converter
27 Apr 23
An analog-to-digital converter is disclosed that converts an input analog potential to a digital conversion value.
Hideki Hayashi
Filed: 23 Dec 21
Utility
Semiconductor Device
23 Mar 23
A semiconductor is disclosed that may include: a first drift region; a base region arranged on the first semiconductor layer; a source region arranged on the base region; a main electrode electrically connected to the source region; and a gate electrode structure that penetrates the source region and base region and reaches the first drift region, wherein the gate electrode structure comprises: a gate electrode; and an insulating material that insulates the gate electrode from the first drift region and the base region; and a field plate structure reaching the first drift region deeper than the gate electrode structure, wherein the field plate structure comprises: a field plate; a resistive part that electrically connects the main electrode to the field plate; and an insulating material that insulates the field plate and the resistive part section from the first drift region and the base region.
Taro KONDO, Shunsuke FUKUNAGA, Bungo TANAKA, Jun YASUHARA
Filed: 20 Sep 21
Utility
Semiconductor Device
2 Mar 23
A semiconductor device according to one or more embodiments is disclosed that may include a first substrate comprising a single-crystalline SiC substrate; a second substrate comprising a polycrystalline SiC substrate; and an interface layer sandwiched between the first substrate and the second substrate and comprising at least elements of phosphorus and chromium.
Toru YOSHIE
Filed: 25 Aug 21
Utility
Semiconductor Device
2 Mar 23
A semiconductor device and a method of manufacturing a semiconductor device according to one or more embodiments are disclosed.
Toru YOSHIE
Filed: 5 Oct 22