207 patents
Utility
Antennaattachment and Antenna Device
18 Jan 24
An antenna attachment including: a male screw part to be screwed with an antenna main body of an antenna device to be installed on a moving body, the male screw part including a head portion, a thread portion, and an intermediate portion between the head portion and the thread portion having a cross section smaller than the head portion and the thread portion; and a washer including a hole portion allowing passage of part of the male screw part.
Yutaka HATAKEYAMA, Ryutaro MIURA, Satoshi SATO, Hisashi TAKIZAWA, Yoshifumi KISHIUE, Shinobu WAKAHARA, Takuto NAKAMURA
Filed: 28 Apr 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
A rotary reciprocating drive actuator includes: a movable body including a shaft part to which a movable object is connected at one end portion side of the shaft part, and a magnet fixed to an other end portion side of the shaft part, the movable body being supported to be capable of performing a reciprocating rotation about an axis; a core assembly including a magnet position holding portion defining a reference position of the reciprocating rotation; and a sensor board on which a sensor for detecting a rotational angle of the shaft part is mounted, the sensor board being disposed to cover the core assembly from the other end portion side, with the sensor facing the magnet side.
Yuki TAKAHASHI, Yasutaka KITAMURA, Masaharu KAGAMI, Yuki OTSUKA, Kai MASAMOTO
Filed: 29 Jun 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
A rotary reciprocating drive actuator includes: a movable body including a shaft part to which a movable object is connected, and a magnet; a base portion including a pair of wall portions disposed to sandwich the movable object and support the shaft part; a core assembly including a core body including a plurality of magnetic poles, a coil body, and a magnet position holding portion to define a reference position of the reciprocating rotation, the core assembly being attached to one wall portion; and a sensor board that is attached to an other wall portion and on which a sensor configured to detect a rotational angle of the one end portion of the shaft part is mounted, in which the sensor board is disposed such that the sensor faces the other wall portion from an outer surface side of the other wall portion and detects the rotational angle.
Yuki TAKAHASHI, Yasutaka KITAMURA, Masaharu KAGAMI, Yuki OTSUKA, Kai MASAMOTO
Filed: 13 Jul 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
A rotary reciprocating drive actuator includes: a movable body including a shaft part to which a magnet is fixed and being capable of performing a reciprocating rotation around an axis; a base portion including a pair of wall portions for supporting the shaft part via a bearing such that the shaft part is rotatable; a core assembly including: a core body having a plurality of magnetic poles facing an outer circumference of the magnet to sandwich the magnet, a coil body wound around the core body and energized to cause a reciprocating rotation of the movable body, and a magnet position holding portion generating a magnetic attraction force between the magnet position holding portion and the magnet to define a reference position of the reciprocating rotation; and a preload applying part externally fitted to the shaft part and configured to apply a preload to the bearing.
Yuki OTSUKA, Yasutaka KITAMURA, Masaharu KAGAMI, Yuki TAKAHASHI, Kai MASAMOTO
Filed: 29 Jun 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
A rotary reciprocating drive actuator includes: a movable body including a shaft part to which a magnet is fixed, the movable body being configured to perform a reciprocating rotation about an axis; a base portion including a pair of wall portions for supporting the shaft part via a bearing; and a core assembly including: a core body including a plurality of magnetic poles facing the magnet, a coil body, and a magnet position holding portion to define a reference position of the reciprocating rotation, the core assembly being fixed to one wall portion, in which at least one of the base portion, the core body, or the core assembly includes a positioning fixation part for positioning and fixing the at least one of the base portion, the core body, or the core assembly to a fixation target object in a direction parallel to the shaft part.
Kai MASAMOTO, Yuki TAKAHASHI, Yasutaka KITAMURA, Masaharu KAGAMI, Yuki OTSUKA
Filed: 12 Jul 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
A rotary reciprocating drive actuator includes: a main body unit including: a movable body including a shaft part to which a movable object is connected and to which a magnet is fixed, and a base portion including a pair of wall portions disposed to sandwich the movable object, the base portion supporting the shaft part by the pair of wall portions; a core assembly including: a core body including a plurality of magnetic poles facing an outer circumference of the magnet, a coil body, and a magnet position holding portion; and a connecting surface portion that is integrally disposed on the one end portion side of the core assembly, and that is attached to the one wall portion in a state where the shaft part is inserted into an opening portion and the magnet is disposed in the core assembly.
Masaharu KAGAMI, Yasutaka KITAMURA, Yuki TAKAHASHI, Yuki OTSUKA, Kai MASAMOTO
Filed: 12 Jul 23
Utility
Rotary Reciprocating Drive Actuator
18 Jan 24
The present invention includes: a movable body including a magnet fixed to an other end portion side of a shaft part to which a movable object is connected at one end portion side; a core assembly including a core body including a plurality of magnetic poles facing an outer circumference of the magnet, a coil body wound around the core body, a magnet position holding portion energized to generate a magnetic attraction force between the magnet position holding portion and the magnet to define a reference position of the reciprocating rotation; and a circuit board disposed to cover the core assembly at the other end side, in which the coil body includes a terminal part to which an end portion of a coil is connected and that is disposed to protrude to the circuit board side so as to be connected to a circuit of the circuit board.
Masaharu KAGAMI, Yasutaka KITAMURA, Yuki TAKAHASHI, Yuki OTSUKA, Kai MASAMOTO
Filed: 12 Jul 23
Utility
Antenna Device
11 Jan 24
An antenna device including: an antenna element; an enclosure having a wall body on which the antenna element is placed in a state of being joined to an inner surface of the wall body; and a printed substrate on which the antenna element is mounted with a leg portion of the antenna element connected to one surface of the printed substrate, which is stored inside the enclosure.
Makoto TAGUCHI, Daiki MOMMA, Ryutaro MIURA, Hisashi TAKIZAWA, Kazunari SAITO, Yoshifumi KISHIUE, Shinobu WAKAHARA, Takashi SAITOH
Filed: 28 Apr 23
Utility
Insulated Power Supply Apparatus and Semiconductor Device for Power Supply Control
11 Jan 24
An insulated power supply apparatus includes: a transformer; a switching element connected in series with a primary-side winding of the transformer; an active clamp circuit connected between terminals of the winding; and a semiconductor device for power supply control that controls the switching element and the active clamp circuit.
Daisuke IMADE, Hiroki MATSUDA, Takumi HYUGAJI, Yukio MURATA
Filed: 7 Jul 23
Utility
Movable Device, Mems Device and Optical Scanning Apparatus
4 Jan 24
A movable device includes a movable portion and a drive structure configured to drive the movable portion.
Tomohiro TAIRA
Filed: 26 Jun 23
Utility
Semiconductor Integrated Circuit
28 Dec 23
A semiconductor integrated circuit includes: one input terminal; multiple output terminals; multiple first current control elements connected between the input terminal and the respective output terminals; a control circuit that controls the first current control elements; a fault detection circuit that includes multiple voltage comparator circuits each of which compares a voltage proportional to a voltage of one of the output terminals with a predetermined threshold voltage and that detects an open-circuit state or a short-circuit state of the output terminals; an external terminal connected to an external resistor; a voltage convertor circuit that generates the threshold voltage according to a voltage of the external terminal that is generated by flowing a current through the external resistor, the threshold voltage being applied to an input terminal of each of the voltage comparator circuits; and a detection result output terminal for outputting a detection result by the fault detection circuit.
Yoichi TAKANO
Filed: 7 Sep 23
Utility
Drive Unit, Lens Driving Device, Camera Module, and Camera-equipped Device
21 Dec 23
This drive unit comprises: an ultrasonic motor that converts the oscillation of a piezoelectric element to linear movement; a contact part that contacts a resonating part; a support part that is connected to a moveable part and supports the contact part; and an impelling part which is coupled to the contact part and which impels the contact part toward the resonating part so that the contact part moves in accordance with the resonance of the resonating part and transmits impelling force to the moveable part via the support part.
Shun SUZUKI, Masayoshi SUGAWARA
Filed: 8 Oct 21
Utility
Optical-element Driving Device, Camera Module and Camera-mounted Device
21 Dec 23
Provided are an optical element drive device, a camera module, and a camera-equipped device that are small and low-profile but also improve drive performance and noise reduction performance.
Tomohiko OSAKA, Masayoshi SUGAWARA, Masahiro ISHIKAWA, Shusuke KOJIMA
Filed: 28 Sep 21
Utility
Optical Element Driving Device, Camera Module, and Camera-equipped Device
21 Dec 23
An optical element driving device includes: a fixed part; a movable part disposed apart from the fixed part; a support part which supports the movable part with respect to the fixed part; and a driving unit which has an ultrasonic motor that converts a vibration motion into a linear motion and a power transmission part that transmits the driving force of the ultrasonic motor to the movable part, and moves the movable Dart with respect to the fixed Dart, wherein the power transmission part has a plate which is in contact with a resonance part of the ultrasonic motor, and a damper material is disposed on a second surface side opposite to a first surface which is in contact with the resonance part in the plate.
Tomohiko OSAKA, Masayoshi SUGAWARA, Masahiro ISHIKAWA, Shusuke KOJIMA
Filed: 28 Sep 21
Utility
Optical Element Driving Apparatus, Camera Module and Camera-equipped Apparatus
14 Dec 23
An optical element driving apparatus includes: a coil and a magnet separately disposed at a movable part configured to hold an optical element and a fixing part configured to support the movable part, the coil and the magnet being configured to operate in conjunction with each other to move the movable part with respect to the fixing part; and a magnetic sensor configured to detect a position of the movable part based on a relative position with respect to the magnet.
Yukihiro TAKIMOTO, Masahiko ARANAI
Filed: 8 Jun 23
Utility
Optical-element Driving Device, Camera Module and Camera-mounted Device
7 Dec 23
An optical-element driving device includes: a fixing part; a movable part disposed apart from the fixing part; a supporting part configured to support the movable part with respect to the fixing part; a driving unit that includes an ultrasonic motor including a piezoelectric element and an active element configured to resonate with vibration of the piezoelectric element; and a passive element that moves relatively with respect to the active element; and that is configured such that the active element and the passive element make contact with each other in a biased manner to move the movable part with respect to the fixing part; and an enclosing portion enclosing, on the passive element, at least a part of a contact region between a passive-side contact portion of the passive element and an active-side contact portion of the active element.
Tomohiko OSAKA
Filed: 28 Sep 21
Utility
Electrical Connector and Method for Manufacturing Electrical Connector
30 Nov 23
An electrical connector includes an insulating housing, which is equipped with a base section, a tongue-shaped section, multiple accommodation concave sections formed on the tongue-shaped section, and multiple protrusion sections extending from tip surfaces of the multiple accommodation sections toward a base end side, and multiple contacts, which are held on the tongue-shaped section of the housing so as to be arranged on a contact plane and extend linearly along an insertion/removal direction of a mating connector.
Tsubasa OKAMOTO, Takaki TSUTSUI
Filed: 19 May 23
Utility
Direct Current Power Supply Apparatus
12 Oct 23
A direct current power supply apparatus that converts direct current input voltage supplied from a direct current power supply and that outputs a direct current voltage at a different potential is shown.
Hitoshi TABUCHI, Koji TOCHITANI, Takehito MISHIMA
Filed: 11 Apr 23
Utility
Optical Element Driving Apparatus, Camera Module, and Camera-mounted Apparatus
5 Oct 23
The optical element driving apparatus includes: a fixing part; a movable part allowing an optical element to be held therein; a plurality of support members supporting the movable part with respect to the fixing part; and a driving part that moves the movable part in a direction of an optical axis.
Masayoshi SUGAWARA, Kugo KUMAGAI
Filed: 28 Mar 23
Utility
Optical Actuator, Camera Module, and Camera-mounted Device
14 Sep 23
An optical actuator is an optical actuator configured to move an optical element by a driving part, and includes a movable-side member including a base portion configured to hold the optical element, and a fixed-side member configured to support the movable-side member such that the movable-side member is movable, in which the movable-side member includes a cushioning member that is engaged with the base portion to be prevented from coming off.
Yukihiro TAKIMOTO, Atsushi KIKUCHI, Ichiro HAYASHI, Yoshihiro KIMURA
Filed: 22 Feb 23