405 patents
Page 8 of 21
Utility
Power Supply Semiconductor Integrated Circuit
10 Mar 22
A power supply semiconductor integrated circuit includes an output transistor, a control circuit, a first-fault detection circuit, a second-fault detection circuit, a delay circuit, and a latch circuit.
Kohei SAKURAI, Shinichiro MAKI
Filed: 26 Aug 21
Utility
Power Supply Semiconductor Integrated Circuit
10 Mar 22
A power supply semiconductor IC includes: an output transistor connected between a voltage-input terminal and a voltage-output terminal; a control circuit that controls the output transistor based on a feedback voltage of an output voltage; a current-limit circuit that limits an output current of the output transistor such that the output current is not equal to or greater than a current limit; a first transistor constituting a current-mirror circuit with the output transistor; a short-circuit-fault detection circuit that detects a short circuit of the voltage-output terminal based on a voltage across a resistor connected in series to the first transistor; and a first output terminal that outputs a detection result of the short-circuit-fault detection circuit.
Kohei SAKURAI, Shinichiro MAKI
Filed: 26 Aug 21
Utility
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10 Mar 22
The push switch 1 includes a case 2, a pair of contacts 3 and 4, a movable contact 5, a cap 7 covering the case 2 from the upper side, and a cover 8 pressing the cap 7 from the upper side.
Tetsuya NAKAMURA
Filed: 19 Aug 21
Utility
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8 Mar 22
An antenna device installed in a vehicle includes a stacked dipole antenna unit.
Hiroki Yoshioka
Filed: 2 Jun 20
Utility
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3 Mar 22
A control system includes a secondary battery protection apparatus and a device.
Hirotaka KATAYA, Iwao KITAMURA
Filed: 24 Aug 21
Utility
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3 Mar 22
Disclosed is a semiconductor integrated circuit for a regulator for forming a low current consumption type DC power supply device.
Yoichi TAKANO, Chuhei TERADA
Filed: 12 Aug 21
Utility
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1 Mar 22
A ghost removal method includes steps of detecting, estimating and excluding.
Yuji Takada
Filed: 24 May 18
Utility
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1 Mar 22
A secondary battery protection circuit for protecting a secondary battery, including: a low-voltage detecting circuit configured to detect a voltage across the secondary battery that is lower than a second voltage for low voltage detection, the second voltage being set to be lower than a first voltage for overdischarge detection; and a switching circuit configured to cause a gate of a charge control NMOS transistor to be fixed at a potential at a high side power supply terminal, upon detecting, by the low-voltage detecting circuit, that the voltage across the secondary battery is lower than the second voltage for low voltage detection.
Takashi Takeda
Filed: 22 May 20
Utility
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24 Feb 22
Provided are a lens driving device, a camera module, and a camera mounting device with which miniaturization and weight reduction can be achieved.
Taishi SUGIURA
Filed: 10 Dec 19
Utility
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15 Feb 22
A detection system 1 contains a sensing device 10 including a vibration unit 11 for applying vibration to the inspection target 100, the vibration unit 11 attached to the inspection target 100, a driving circuit 12 for supplying an electric signal to the vibration unit 11 for driving the vibration unit 11 and a sensor 13 for detecting vibration of the inspection target 100 caused by the vibration applied from the vibration unit 11; and a detection processing device 20 for receiving vibration information related to the vibration of the inspection target 100 detected by the sensor 13 from the sensing device 10 and detecting the state change of the inspection target 100 based on the vibration information.
Takahiko Irie, Shigenori Inamoto, Kenta Ueda
Filed: 29 Mar 18
Utility
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10 Feb 22
A movable magnet is configured by alternately magnetizing an even number of magnetic poles at an outer periphery of a shaft part; a number of core magnetic poles as magnetic poles of a core body and a number of magnetic poles of the movable magnet are equal to each other; the core magnetic poles are disposed to face the movable magnet with an air gap therebetween on an outer peripheral side of the movable magnet in a direction orthogonal to the shaft part; a drive unit is provided with a magnet position holding part provided to face the movable magnet and magnetically attracts the movable magnet to a reference position; the core body is formed to surround an even number of the core magnetic poles; and a coil body is disposed at the core body adjacent to each of the even number of the core magnetic poles.
Yasutaka KITAMURA, Yuki TAKAHASHI, Masaharu KAGAMI, Yuki OTSUKA
Filed: 5 Aug 21
Utility
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10 Feb 22
A vibration actuator includes a movable body provided with one of a coil and a magnet that is disposed radially inward of the coil with a gap formed therebetween, a fixing body provided with the other of the coil and the magnet and a shaft portion, and an elastic support portion, the movable body vibrating in a vibration direction by means of cooperation between the coil supplied with power and the magnet.
Yuki TAKAHASHI, Chikara SEKIGUCHI, Yuta YOSHII, Daisuke KODAMA, Shigenori INAMOTO
Filed: 22 Oct 21
Utility
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8 Feb 22
An image projection apparatus includes a light irradiation device configured to irradiate a laser beam, an optical scan device configured to deflect the laser beam to make an optical scan, and project an image on a display region, an optical sensor arranged outside the display region, and including a first light receiving region and a second light receiving region that are arranged at different positions along a vertical scanning direction of the optical scan, and a deflection angle controller.
Yuji Kimura, Toyoki Tanaka, Motoi Komatsu
Filed: 10 Oct 18
Utility
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8 Feb 22
This actuator has a stationary body having either a coil or a magnet, a movable body having the other, that is, a magnet or a coil, and an elastic body that supports the movable body so as to be capable of moving with respect to the stationary body.
Yuki Takahashi, Kazutaka Sakaguchi, Yasutaka Kitamura, Shigenori Inamoto
Filed: 5 Jan 18
Utility
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1 Feb 22
An optical scanning device includes a mirror that includes a mirror reflection surface, and torsion bars that support the corresponding sides of the mirror and cause the mirror to rotate.
Yuki Maruyama
Filed: 4 Dec 19
Utility
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1 Feb 22
A motor driving circuit includes a wiring pattern formed in a circuit board, which is configured such that electrical current flowing into a motor flows through the wiring pattern; and a current measurement circuit configured to measure an amount of electrical current flowing through the wiring pattern, based on an amount of voltage drop occurring in response to flowing of the electrical current.
Hitoshi Hagimori, Itsuki Nakano
Filed: 10 Sep 19
Utility
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18 Jan 22
A connector 1 includes a connector housing 11, a thin wire coaxial cable 17 for providing a coaxial connection between an external coaxial cable 2 and a circuit board provided in a separated housing and a shield member 12 which is provided in an inner space of the connector housing 11 and electrically connected to a shell 173 of the thin wire coaxial cable 17.
Shoichi Hisada, Akihito Sukegawa, Shinichi Tamura
Filed: 15 Sep 20
Utility
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13 Jan 22
A lens drive apparatus has: a fixed part; a moving part disposed apart from the fixed part and comprising a lens holder, an elastic member, and a magnet holder connected with the lens holder via the elastic member such that the lens holder is capable of displacing in a direction of an optical axis; a driving part configured to displace the moving part with respect to the fixed part in a direction orthogonal to the optical axis by interaction of a plurality of magnets and a plurality of coils, the plurality of magnets held by the magnet holder, the plurality of coils disposed to the fixed part to face the plurality of magnets; and a supporting member configured to support the moving part with respect to the fixed part such that the moving part is capable of displacing in the direction orthogonal to the optical axis.
Akihiro MORIYA, Masayoshi SUGAWARA
Filed: 23 Sep 21
Utility
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6 Jan 22
An imaging device contains an elongated cylindrical housing having a tip side opening and a base side opening; a control unit provided in the housing and having a control processor and a memory; a camera module provided in the housing so as to be capable of imaging an outside on a tip end side of the housing from the tip side opening of the housing in response to control from the control processor of the control unit, and a connector provided in the housing so that a tip portion of the connector is exposed from the base side opening of the housing toward an outside on a base side of the housing.
Kazuyuki MORIMOTO
Filed: 18 Oct 19
Utility
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4 Jan 22
An antenna device includes an antenna unit that receives radio waves of a plurality of first frequency bands and outputs received signals, and a first band pass filter that transmits, out of the received signals that are output, received signals of at least two second frequency bands out of the first frequency bands.
Daiki Monma, Kozo Shimizu, Takahiro Oshima, Kazunari Saito
Filed: 28 Jan 20