公开(公告)号：US20220004083A1

公开(公告)日：2022-01-06

申请号：US17480790

申请日：2021-09-21

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Hsi WANG ,  Chao-Chang HU ,  Chih-Wei WENG ,  Sin-Jhong SONG

IPC: G03B9/06

Abstract: An optical system is provided. The optical system includes a movable portion used for connecting to an optical element having an optical axis, a fixed portion, and a second driving assembly used for driving the movable portion to move relative to the fixed portion. The movable portion includes a bottom having a window corresponding to the optical axis, a first blade corresponding to the window, and is movable relative to the bottom, a connecting element movable relative to the bottom and is used for bringing the first blade to move, and a first driving assembly used for driving the connecting element to move relative to the bottom. The movable portion is movable relative to the fixed portion. The fixed portion has a polygonal structure when viewed along the optical axis.

公开(公告)号：US20210255369A1

公开(公告)日：2021-08-19

申请号：US17306705

申请日：2021-05-03

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang HU ,  Che-Wei CHANG ,  Liang-Ting HO ,  Sin-Jhong SONG ,  Hsin-Yen WU

IPC: G02B3/12 ,  G02B27/64 ,  G03B9/14 ,  G02B13/00 ,  G02B7/182 ,  H04N5/225 ,  G02B7/08 ,  G03B9/06 ,  F03G7/06 ,  G02B7/09 ,  G03B5/00 ,  G03B13/36 ,  H02K41/035 ,  G02B7/02 ,  G02B7/10 ,  G06F1/16 ,  H04N5/235 ,  G02B3/14 ,  G02B26/00 ,  G02B27/00 ,  G02B26/08 ,  G03B17/17 ,  F21V8/00 ,  G02B27/09 ,  G09G5/00 ,  G02B7/18 ,  G06T7/521 ,  G06T7/00 ,  G06T15/08

Abstract: An image capturing device is provided. The image capturing device includes an aperture unit, an image sensor, and a first lens unit. The first lens unit includes a first light-entering end and a first light-exiting end for focusing an external light on the image sensor. The aperture unit, the first lens unit, and the image sensor are sequentially arranged in a travel direction of the external light.

公开(公告)号：US20210191068A1

公开(公告)日：2021-06-24

申请号：US16779252

申请日：2020-01-31

Applicant: TDK TAIWAN CORP.

Inventor： Fu-Yuan WU ,  Sin-Jhong SONG

IPC: G02B7/09 ,  G02B27/64

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed part, a movable part, a first driving assembly, and a second driving assembly. The movable part moves relative to the fixed part and holds an optical element with an optical axis. The first driving assembly includes a first magnetic element and a first coil. The first magnetic element and the first coil are arranged along a first direction. The first driving assembly drives the movable part to move relative to the fixed part along a second direction. The second driving assembly includes a second magnetic element and a second coil. The second magnetic element and the second coil are arranged along the first direction. The second driving assembly drives the movable part to move relative to the fixed part along a third direction. The first direction, the second direction, and the third direction are different. When viewed along the optical axis, the first driving assembly at least partially overlaps the second driving assembly.

公开(公告)号：US20210109315A1

公开(公告)日：2021-04-15

申请号：US17130946

申请日：2020-12-22

Applicant: TDK TAIWAN CORP.

Inventor： Chen-Chi KUO ,  Chao-Chang HU ,  Sin-Jhong SONG

IPC: G02B7/09 ,  G02B13/00 ,  G02B27/64

Abstract: A lens driving mechanism is provided, including a bottom plate, a housing, connected to the bottom plate, a movable portion movably received between the housing and the bottom plate, and a biasing assembly connecting the bottom plate to the base of the movable portion. The movable portion includes a frame, a holder, and a base, wherein the holder is received in the frame and configured to sustain the optical lens, and the base is connected to the frame and the holder. The biasing assembly connects the bottom plate to the base of the movable portion, wherein when viewed in a direction perpendicular to the optical axis, the base and the biasing assembly partially overlap.

公开(公告)号：US20210080745A1

公开(公告)日：2021-03-18

申请号：US17101998

申请日：2020-11-23

Applicant: TDK TAIWAN CORP.

Inventor： Yi-Ho CHEN ,  Ichitai MOTO ,  Yi-Liang CHAN ,  Chen-Chi KUO ,  Sin-Jhong SONG

IPC: G02B27/64 ,  G02B7/08 ,  G02B7/09 ,  G03B5/04 ,  G03B13/36 ,  G02B7/02

Abstract: An optical member driving mechanism is provided, including a movable module, a first driving module, and a position detecting module. The movable module includes an optical member holder and a housing. The first driving module includes a first electromagnetic driving assembly disposed on the optical member holder and a second electromagnetic driving assembly disposed on the housing. The first driving module can drive the optical member holder to move relative to the housing. The position detecting module includes a magnetic member and a position detector. The magnetic member is disposed on the optical member holder. The position detector can detect the position of the optical member holder relative to the housing according to a variation in magnetic field direction.

公开(公告)号：US20210051248A1

公开(公告)日：2021-02-18

申请号：US16740690

申请日：2020-01-13

Applicant: TDK TAIWAN CORP.

Inventor： Chih-Wei WENG ,  Juei-Hung TSAI ,  Shu-Shan CHEN ,  Mao-Kuo HSU ,  Sin-Jhong SONG

IPC: H04N5/225 ,  G02B7/08 ,  G02B7/10

Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a first portion and a matrix structure. The first portion is connected to a first optical member and corresponds to a first light. The matrix structure is disposed on the first portion and corresponds to a second light, wherein the first light is different from the second light.

公开(公告)号：US20200333687A1

公开(公告)日：2020-10-22

申请号：US16742154

申请日：2020-01-14

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang HU ,  Chih-Wei WENG ,  Shu-Shan CHEN ,  Yung-Hsien YEH ,  Sin-Jhong SONG

IPC: G03B5/04 ,  H04N5/225 ,  G03B5/02

Abstract: A method for adjusting an optical system is provided, including a positioning device positioning a first optical module; a measuring device measuring an angular difference between a main axis of the first optical module and an optical axis of an optical element sustained by the first optical module to obtain a measurement information; an adjusting device changing the shape of an adjustment assembly of the first optical module according to the measurement information; and assembling the first optical module with an optical object, wherein the optical axis of the optical element is parallel to a central axis of the optical object.

公开(公告)号：US20200285021A1

公开(公告)日：2020-09-10

申请号：US16740851

申请日：2020-01-13

Applicant: TDK TAIWAN CORP.

Inventor： Meng-Ting LIN ,  Sin-Jhong SONG

IPC: G02B7/09 ,  G03B13/36 ,  H02K11/215 ,  H02K41/035

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed part, a movable part, and a driving assembly. The fixed part has a main axis. The fixed part includes a case made of non-metal material and a bottom. The case and the bottom are arranged along the main axis. The movable part moves relative to the fixed part. The driving assembly drives the movable part to move relative to the fixed part.

公开(公告)号：US20200064124A1

公开(公告)日：2020-02-27

申请号：US16549825

申请日：2019-08-23

Applicant: TDK TAIWAN CORP.

Inventor： Chih-Wei WENG ,  Chao-Chang HU ,  Mao-Kuo HSU ,  Sin-Jhong SONG

IPC: G01B11/245 ,  G02B27/00 ,  G02B26/08 ,  G02B26/10 ,  G02B26/02

Abstract: A modeling system is provided, including a light-emitting source, a chromatic aberration member, and a receiving module. The light-emitting source can emit a mixed light, including a main light having a first wavelength and a sub-light having a second wavelength. The main light and the sub-light are emitted along an emission path and toward an object, and they are reflected by the object after reaching it. The chromatic aberration member is disposed on the emission path. The receiving module includes a main body, a receiving member, a space filtering member, and a first driving assembly. The receiving member is disposed on the main body. After being reflected, the main light and the sub-light move along a reflecting path and reach the receiving member. The space filtering member is disposed on the reflecting path. The first driving assembly can drive the space filtering member to move.

公开(公告)号：US20200041756A1

公开(公告)日：2020-02-06

申请号：US16510066

申请日：2019-07-12

Applicant: TDK TAIWAN CORP.

Inventor： Kuo-Chun KAO ,  Meng-Ting LIN ,  Wei-Han HSIA ,  Sin-Jhong SONG

IPC: G02B7/09 ,  H02K41/035

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable part and a fixed part. The movable part holds an optical element with an optical axis and moves relative to the fixed part. The fixed part includes a bottom unit, which is integrally formed. The bottom unit includes a base member, a circuit member, and a driving coil assembly. The driving coil assembly is electrically connected to the circuit member. The circuit member and the driving coil assembly are located at the base member. The driving coil assembly includes a connection wire, a plurality of first driving coils, and a plurality of second driving coils. The first driving coils are connected via the connection wire. The second driving coils are located between the first driving coils and the circuit member. When viewed along a direction that is perpendicular to the optical axis, the second driving coils partially overlap the connection wire.