405 patents
Page 4 of 21
Utility
Camera module including an auto-focusing and shake-correcting lens driving device, camera mounting apparatus and calibration method for camera module
28 Feb 23
A camera module comprises: an AF driving part, a shake-correcting driving part, a first position detection part, a second position detection part, and a drive control part configured to perform driving control of the AF driving part based on detection results of the first position detection part and the second position detection part.
Masayoshi Sugawara
Filed: 27 Nov 19
Utility
Semiconductor Integrated Circuit
16 Feb 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: 3 Aug 22
Utility
Driving unit, optical-element driving device, camera module, and camera-mounted device
14 Feb 23
The driving unit includes: a first contact portion and a second contact portion that move relatively to each other while making contact with each other during driving; in which the second contact portion includes a coating layer at a contact face with the first contact portion, and the first contact portion and the second contact portion generate heat along with relative movement to vaporize a worn-away part of the coating layer.
Yoichi Itagaki, Taro Watanabe
Filed: 28 Sep 21
Utility
Secondary battery protection circuit, secondary battery protection apparatus, battery pack and temperature detection circuit
7 Feb 23
A secondary battery protection circuit for controlling charge and discharge using a switching circuit to protect a secondary battery from temperature is provided.
Yohei Watanabe, Takashi Takeda, Junji Takeshita, Daisuke Suzuki
Filed: 13 Oct 20
Utility
Lens Driving Device, Camera Module, and Camera Mount Device
2 Feb 23
This lens driving device comprises: a first movable part and a second movable part; a first driving part and a second driving part that are respectively disposed on the first movable part and on the second movable part, on one end side thereof; and a guide part.
Tomohiko OSAKA, Shun SUZUKI
Filed: 14 Jan 21
Utility
Semiconductor device and method for manufacturing semiconductor device
31 Jan 23
A semiconductor device includes first and second trenches, and a first layer provided therebetween, in a principal surface of a semiconductor substrate, a second layer in contact with and sandwiching the first trench with the first layer, a third layer provided under the second layer and in contact with the second layer and the first trench, a fourth layer provided under and in contact with the third layer but separated from the first trench, and a fifth layer provided in the principal surface and sandwiching the second trench with the first layer.
Masatoshi Yatago, Naohiro Shiraishi, Katsunori Kondo, Noriyoshi Watanabe
Filed: 3 Jun 21
Utility
Camera actuator, camera module, and camera mounted device
31 Jan 23
This camera actuator comprises: an optical path bending member; a lens unit disposed at a subsequent stage of the optical path bending member; a first actuator that is disposed near the optical path bending member and displaces the optical path bending member; and a second actuator and a third actuator that are disposed near the lens unit so as to be apart from each other in a first direction, and that respectively displace the lens unit in a second direction and a third direction that are orthogonal to the first direction and orthogonal to each other.
Yohei Enta, Masahiro Saito, Kazutaka Goami, Hiroshi Matsuda
Filed: 24 May 18
Utility
Lens Drive Device, Camera Module, and Camera Mount Device
26 Jan 23
This lens drive device is provided with: a first movable part; a second movable part; a first drive part; and a second drive part.
Tomohiko OSAKA, Shun SUZUKI
Filed: 21 Dec 20
Utility
Driving-unit Operation Method and Controller
26 Jan 23
A driving-unit operation method includes: generating pulse blocks on the basis of driving pulses; and modifying a driving signal in accordance with a position error signal.
Yoichi ITAGAKI, Masahiro ISHIKAWA, Daisuke YAMAGUCHI, Michael BRUMANN, Raphael HOESLI
Filed: 10 Nov 20
Utility
Rotary Reciprocating Drive Actuator
26 Jan 23
A rotary reciprocating drive actuator includes: a movable body including a shaft portion and a magnet fixed to the shaft portion; a fixing body including a core assembly, the core assembly including a core body and coils, the core body having magnetic poles, the core assembly being disposed such that the magnetic poles face an outer periphery of the magnet; and a pair of shaft supports configured to sandwich the core assembly in an extending direction of extension of the shaft portion and support the shaft portion at opposite sides of the core assembly such that the shaft portion is rotatable, in which a magnetic flux passing through the core body is generated by energization of the coils, causing reciprocating rotation of the movable body about an axis of the shaft portion by electromagnetic interaction between the magnetic flux and the magnet.
Yuki TAKAHASHI, Yasutaka KITAMURA, Masaharu KAGAMI, Kai MASAMOTO
Filed: 19 Jul 22
Utility
Optical Scanning Device
26 Jan 23
This optical scanning device includes: a shaft part to which a mirror part is connected; a movable magnet; a base part; a ball bearing; a core unit that has a core body and a coil body and rotationally drives the movable magnet; and a magnet position holding member that is a magnetic body provided facing the movable magnet and magnetically attracts the movable magnet to a reference position.
Yuki TAKAHASHI, Masaharu KAGAMI, Yasutaka KITAMURA
Filed: 11 Dec 20
Utility
Antenna device
24 Jan 23
Disclosed is an antenna device that includes a capacitor element, a first coil, a second coil, and a capacitor.
Ryutaro Miura
Filed: 4 Aug 20
Utility
Camera actuator, camera module, and camera mount device
24 Jan 23
A camera actuator comprises: a fixed-side member; a movable-side member disposed separated from the fixed-side member in a direction orthogonal to a light axis, the movable-side member holding a lens unit; a first lens drive actuator that displaces the movable-side member in at least a prescribed direction; an elastic support member that extends in the direction orthogonal to the light axis, and supports the movable-side member in relation to the fixed-side member so as to allow the displacement in at least the prescribed direction; and a gel-like first damping member provided to the elastic support member.
Masahiro Saito
Filed: 1 Feb 19
Utility
Lens Driving Apparatus, Camera Module, and Camera-mounted Apparatus
19 Jan 23
A lens drive device is provided with: a lens holder for holding a lens; an ultrasonic motor configured to move the lens holder in a direction of an optical axis; and a support part configured to support the lens holder in a state where the lens holder is urged in a direction orthogonal to the optical axis and such that the lens holder is capable of moving in the direction of the optical axis.
Masayoshi SUGAWARA
Filed: 30 Oct 20
Utility
Push Switch
19 Jan 23
A push switch contains a case including a containing portion and a sealing groove; a pair of contacts disposed in the containing portion so as to be spaced apart from each other; a movable contact which is disposed above the pair of contacts in the containing portion; a cap including a base portion disposed on the case and a sealing protrusion protruding from a peripheral edge portion of the base portion toward a lower side for liquid-tightly sealing the sealing groove of the case; and a cover attached to the case from an upper side so as to hold the cap on the case.
Yoichi YASUNAGA, Takashi KAWAMURA
Filed: 15 Jul 22
Utility
Voltage detection circuit
10 Jan 23
A voltage detection circuit including a voltage input terminal, a voltage dividing circuit, a voltage comparison circuit, an output terminal, a detection voltage adjustment terminal, a voltage-current conversion circuit, and a constant current source.
Hitoshi Tabuchi, Masaru Hirai, Tomiyuki Nagai, Kenya Tokuda
Filed: 26 Feb 21
Utility
Rotary Reciprocating Driving Actuator
5 Jan 23
A rotary reciprocating driving actuator includes: a movable member including a shaft part and a magnet; and a fixing body including a core assembly including a magnetic pole core with an integral structure including a plurality of magnetic poles, a plurality of coils disposed next to the plurality of magnetic poles, and a magnetic path core to which the magnetic pole core is assembled, wherein the core assembly is disposed such that the plurality of magnetic poles faces an outer periphery of the magnet, wherein a magnetic flux that passes through a magnetic path configured of the magnetic path core and the magnetic pole core of the integral structure is generated through energization of the plurality of coils, and the movable member is rotated back and forth around an axis of the shaft part through electromagnetic interaction of the magnetic flux and the magnet.
Yuki TAKAHASHI, Yasutaka KITAMURA, Masaharu KAGAMI
Filed: 30 Jun 22
Utility
Vibrational sensing system, vibrational sensing method, and non-transitory computer readable medium for sensing growth degree of fruit crop
3 Jan 23
A sensing system contains a vibration device attached to a stem of an agricultural crop for applying vibration to the agricultural crop, at least one sensor attached to the stem of the agricultural crop for sensing vibration of the agricultural crop caused by the vibration applied to the agricultural product from the vibration device to transmit vibration information relate to the vibration of the agricultural crop and a computing device for identifying one local maximum value among a plurality of local maximum values in a frequency spectrum obtained from the vibration information received from the at least one sensor as a resonance frequency of the vibration of the agricultural crop to determine a growth degree of a fruit of the agricultural crop based on the identified resonance frequency.
Shigenori Inamoto, Takanori Hanayama, Akio Ishii, Toru Takemoto
Filed: 11 Mar 19
Utility
Pressure sensing element and pressure sensor having a diaphragm that includes a trench and a plurality of beams
20 Dec 22
Disclosed is a pressure sensing element that is formed using a semiconductor substrate, the pressure sensing element including: a frame; a diaphragm that is supported by the frame; and a piezoresistor that is arranged on the diaphragm.
Takayuki Mori
Filed: 31 Aug 20
Utility
Distance measuring camera
13 Dec 22
A distance measuring camera 1 includes a first optical system for collecting light from a subject to form a first subject image, a second optical system for collecting the light from the subject to form a second subject image, an imaging part for imaging the first subject image formed by the first optical system and the second subject image formed by the second optical system, and a distance calculating part 4 for calculating a distance to the subject based on the first subject image and the second subject image imaged by the imaging part S.
Satoru Suto, Takashi Matsumoto, Masato Ehara, Satoshi Ajiki
Filed: 23 Feb 18