405 patents
Page 11 of 21
Utility
Lens driving device, camera module and camera-mounted device
10 Aug 21
Provided are a lens driving device, a camera module and a camera-mounted device which can perform translational deviation correction in addition to angular deviation correction.
Shun Sasaki, Toshiyuki Takahashi, Satoshi Ajiki
Filed: 14 Nov 16
Utility
Camera Actuator, Camera Module, and Camera Mounting Device
29 Jul 21
A camera actuator comprises: a fixed-side member; a movable-side member provided so as to be displaced in relation to the fixed-side member, the movable-side member holding a lens unit; and a drive unit that generates drive force to displace the movable-side member within a plane including a first direction and a second direction orthogonal to the first direction, the drive unit generating as drive force a combined force obtained by combining a propulsion force that displaces the movable-side member in a specified direction that is either the first direction or the second direction, and a resistance force that resists an external force acting so as to cause the movable-side member to deviate from the specified direction.
Masahiro SAITO, Keiichi YAMAMOTO, Hiroshi MATSUDA
Filed: 10 Apr 19
Utility
Electronic device and state determination method of electronic device
27 Jul 21
An electronic device includes a deformation amount detecting unit configured to detect a deformation amount of a secondary battery connected to the electronic device; a total charge/discharge amount detecting unit configured to detect a total charge/discharge amount of the secondary battery; a storage unit configured to store reference data representing a relationship between the deformation amount and the total charge/discharge amount; a state determining unit configured to determine a state of the secondary battery, based on the deformation amount detected by the deformation amount detecting unit, the total charge/discharge amount detected by the total charge/discharge amount detecting unit, and the reference data; and a notification control unit configured to perform a notification based on a result of the state of the secondary battery.
Takayuki Sugaya
Filed: 5 Feb 20
Utility
Vibration actuator and vibration providing apparatus
20 Jul 21
A vibration actuator includes: a fixing body having N-fold (N is a natural number) of 2 of core pole parts and a coil wound around each of the core pole parts; a movable body having a magnet part disposed being separated from each of the core pole parts in an axial direction of each of the core pole parts, for each of the core pole parts; and an elastic support part that movably supports the movable body, in which the magnet part has a magnetic pole disposed on each of the core pole part sides and facing each of the core pole parts, and in which the movable body vibrates in a direction orthogonal to both directions including a direction in which the N-fold of 2 of the core pole parts are aligned and the axial direction of the coil by the energization of the coil.
Yuki Takahashi, Tomoya Ishitani
Filed: 27 Feb 19
Utility
Control device, optical scanner, display device, and control method
6 Jul 21
A control device, which controls a laser scanning display device, includes a laser device, a first current source that generates a first driving current supplied to the laser device, a second current source that generates a second driving current supplied to the laser device, and a controller.
Etsuji Hayakawa, Toyoki Tanaka
Filed: 23 Apr 19
Utility
Optical scanning apparatus and method of controlling optical scanning apparatus
6 Jul 21
An optical scanning apparatus that oscillates a mirror in at least one direction, includes a mirror driving circuit including a digital-to-analog converter and an amplifier and generating a pair of driving signals for driving the mirror based on digital driving waveform data, a reference waveform data generator generating a reference waveform data, and an offset setting circuit setting an offset value of the reference waveform data, based on a dead band of the amplifier and a periodic integral non-linearity error of the digital-to-analog converter, to generate the driving waveform data.
Yuji Kimura, Riichiro Hibiya
Filed: 1 Nov 19
Utility
Cable with plug, control circuit and substrate
6 Jul 21
A plug with a cable includes a plug and a cable.
Yoshihiro Motoichi
Filed: 28 Nov 18
Utility
Electrical connector and electronic device
6 Jul 21
An electrical connector 1 contains a plurality of contacts 31, a first ground plate 32L and a second ground plate 32R facing the plurality of contacts 31 and arranged so as to be separated from each other in a ground plane parallel to the at least one plane in which the plurality of contacts 31 are arranged and an insulator 33 for holding the plurality of contacts 31, the first ground plate 32L and the second ground plate 32R in a state that the plurality of contacts 31, the first ground plate 32L and the second ground plate 32R are insulated from each other.
Tetsuya Tanaka
Filed: 30 Oct 19
Utility
Resonance Voltage Attenuation Detection Circuit, Semiconductor Device for Switching Power, and Switching Power Supply
1 Jul 21
A resonance voltage attenuation detection circuit detects attenuation of a resonance voltage of a winding of a transformer.
Satoshi ARIMA, Hiroki MATSUDA
Filed: 10 Dec 20
Utility
Actuator and Light Scanning Apparatus
1 Jul 21
An actuator including a beam configured to support an object to be driven, and a drive source to which a drive signal is input, wherein the drive signal includes a drive waveform in a shape of sawtooth waveform, a rising of the drive waveform in the shape of sawtooth waveform includes a first staircase waveform and a second staircase waveform continuing from the first staircase waveform, the first staircase waveform generates oscillation of a ringing suppressing waveform for suppressing a ringing waveform to be generated in the second staircase waveform, and the object to be driven is driven to swing in a direction of rotating around the predetermined axis by driving the drive source.
Kensuke YAMADA
Filed: 15 Mar 21
Utility
Power supply apparatus, semiconductor integrated circuit, and ripple suppressing method
29 Jun 21
A power supply apparatus includes a voltage conversion circuit, a reference voltage generating circuit, a constant current control circuit which includes a current controller and a differential circuit which controls the current controller based on the reference voltage and current detection voltage showing a size of the output current, and wherein an electric current on the current path is controlled by the current controller a reference voltage adjustment circuit which adjusts a first reference voltage generated by the reference voltage generating circuit to converge a ripple occurring in the output current to a predetermined ripple rate or less, based on a voltage of a first potential point set on the current path from an output portion on a high potential side of the voltage conversion circuit to the current controller and a control voltage of the current controller.
Daisuke Imade, Hiroki Matsuda, Satoshi Arima
Filed: 22 May 20
Utility
Semiconductor Integrated Circuit for Regulator, and Fan Motor System
24 Jun 21
Disclosed is a semiconductor integrated circuit for a regulator, including: a voltage control transistor connected between a voltage input terminal to which a DC voltage is input and an output terminal; a control circuit that controls the voltage control transistor according to a feedback voltage of an output; a first transistor which is provided in parallel with the voltage control transistor and to which an electric current in a proportional reduction from an electric current flowing to the voltage control transistor flows; a first comparison circuit that determines which of the electric current flowing to the first transistor and a predetermined current value is larger; and a first output terminal for outputting the determination result.
Yoichi TAKANO, Shinichiro MAKI
Filed: 10 Dec 20
Utility
Rotary Reciprocating Drive Actuator
17 Jun 21
A movable magnet is configured by alternately magnetizing an even number of magnetic poles forming an South pole and an North pole; a number of magnetic poles of a core body is equal to a number of magnetic poles of the movable magnet; an even number of magnetic poles of the core body is respectively arranged to face the movable magnet with an air gap therebetween on the outer peripheral side of a shaft portion; and a drive unit is provided with a magnet position holding portion to face the movable magnet and magnetically attracts the movable magnet to a reference position.
Yuki TAKAHASHI, Masaharu KAGAMI, Yasutaka KITAMURA
Filed: 13 Dec 20
Utility
Lens Driving Device, Camera Module and Camera Mounting Device
17 Jun 21
A lens driving device, a camera module and a camera mounting device are provided, which are capable of ensuring a high reliability, improving the OIS sensitivity, and simplifying the assembly operation.
Masayoshi SUGAWARA
Filed: 23 Jun 20
Utility
Electronic apparatus and control method thereof
15 Jun 21
An electronic apparatus includes a secondary battery, a deformation amount detector configured to detect a deformation amount of the secondary battery, a full charge detector configured to detect a full charge of the secondary battery, a stable state detector configured to detect a stable state after a full charge is detected by the full charge detector, and a state determination unit configured to determine a state of the secondary battery using the deformation amount detected by the deformation amount detector when the stable state is detected by the stable state detector.
Tetsu Nishida, Takatoshi Itagaki, Noriyuki Wainai, Yasuhiro Kinoshita
Filed: 4 Sep 19
Utility
Lens Driving Device, Camera Module, and Camera-mounted Device
10 Jun 21
A lens driving device, a camera module, and a camera-mounted device are provided, which are capable of reducing the effect of external magnetism and of being reduced in size and profile thereof.
Yoichi ITAGAKI, Raphael HOESLI, Maxime ROTEN
Filed: 9 Aug 19
Utility
Display Apparatus
10 Jun 21
A display apparatus for displaying video made by laser light includes at least one laser of which the light output varies in accordance with current, a storage unit configured to store at least one conversion table for correcting current-light output characteristics of the laser so as to approximate to desired characteristics, and a control unit configured to retrieve the conversion table from the storage unit to cause the at least one laser to emit light based on data converted using the conversion table.
Yuji KIMURA
Filed: 1 Dec 20
Utility
Electronic apparatus and control method thereof
1 Jun 21
An electronic apparatus includes a secondary battery; a touch panel; a deformation amount detector configured to detect a deformation amount of the secondary battery; a touch determination unit configured to determine whether the touch panel is in a touch state; and a state determination unit configured to determine a state of the secondary battery using the deformation amount detected by the deformation amount detector when the touch panel is in the non-touch state based on a determination result of the touch determination unit.
Tetsu Nishida, Takatoshi Itagaki, Noriyuki Wainai, Yasuhiro Kinoshita
Filed: 4 Sep 19
Utility
Switch
27 May 21
A switch according to the present invention includes a base including a recessed portion on one surface of the base; a click spring having a dome shape, the click spring being provided at the recessed portion such that the bottom of the recessed portion is contacted at a dome-shaped opening side of the click spring; a cover provided to cover the recessed portion and to house the click spring at the recessed portion; and a strain detecting element attached to another surface of the base.
Takashi KAWAMURA, Yoichi YASUNAGA, Takeshi HIGAKI, Toshihiko TERASHITA, Shintaro OGURA, Shigenori INAMOTO, Yuki TAKAHASHI, Kotaro EGUCHI, Kui LI, Satoshi SATO
Filed: 17 Apr 19
Utility
Secondary-battery protection circuit and battery pack
25 May 21
A secondary-battery protection circuit is configured to, in response to detecting that a first switching circuit is turned on and a second switching circuit is turned on, supply a first output voltage to a first load between a first terminal and a second terminal; and supply a third output voltage to a second load between the first terminal and a third terminal, the third output voltage indicating the sum of the first output voltage and a second output voltage, the second output voltage corresponding to a voltage across a second secondary battery.
Takeshi Yamaguchi, Yoshihiro Motoichi, Junji Takeshita
Filed: 3 Dec 19