Sony Corporation

Dexerials Corporation

Sony Group Corporation

Agency for Science, Technology and Research

Dexterials Corporation

Takehisa Ishida

Nobuyuki Nagai

Yusaku Kato

Toru Takeda

Hideo Kawabe

Satoru Seko

Wei Beng Ng

Yoshiteru Kamatani

Masayoshi Morita

Kenjiro Watanabe

Osamu Morita

Nobuhiro Hayashi

Tetsuo Sekiya

Takayasu Muto

Takamichi Yamakoshi

Hideaki Ishioka

Kazushige Kawazoe

Kanji Murano

Takeshi Sasa

Kousuke Seki

Akihiko Ohashi

Sunil Madhukar Bhangale

Osamu Ito

Hiroyuki Yamagishi

Kazumasa Nomoto

Yoshihito Higashitsutsumi

Hiroshi Mizuno

Nobukazu Hirai

Hiroshi Takino

Toshihiro Furusawa

Kazuya Suzuki

Yukihisa Kinugasa

Shoji Tanaka

Christina Li Lin Chai

Hirohisa Amago

Han Hong

Eiki Oyanagi

Toshihiko Takegawa

Chunmei Wang

A data protector according to an embodiment of the present disclosure includes: a data layer configured to record confidential information as a visible image; and one or a plurality of cover layers disposed at least one of above or below the data layer and configured to transition between a color-developed state and a decolored state in a visible wavelength region.

Data protector, data protection seal, and drawing device

A reversible recording medium according to an embodiment of the present disclosure includes: a recording layer including a leuco pigment as a coloring compound; and a first barrier film that is provided on one surface and a side surface of the recording layer and suppresses mixing of at least one of water or oxygen.

Reversible recording medium and exterior member

An ion exchange membrane includes: a cation exchange resin material; and a macromolecular material that has an acidic functional group and is mixed in the cation exchange resin material.

Ion exchange membrane, polymer element, electronic apparatus, camera module, and imaging device

A polymer device includes: a pair of electrode layers; a polymer layer inserted between the pair of electrode layers; and an expansion-contraction suppression layer arranged between the pair of electrode layers, the expansion-contraction suppression layer being arranged away from the respective electrode layers, and the expansion-contraction suppression layer being configured to suppress expansion and contraction of the polymer layer.

Polymer device, method of manufacturing the same, lense module, and imaging unit

An ion conductive film contains an ion conductive macromolecular material, a carbon material, and an electrically conductive material different from the carbon material.

Ion conductive film, polymer element, electronic device, camera module, and imaging device

A polymer element includes a pair of electrode layers of which at least one includes a porous carbon material, and a polymer layer between the pair of electrode layers, in which the porous carbon material is provided with a first hole in a surface and a second hole which is smaller than the first hole and which communicates with the first hole.

Polymer element, electronic device, camera module, and imaging apparatus

There are provided a drive device and the like that are capable of suppressing characteristic degradation according to ambient environment. The drive device includes one or a plurality of polymer actuator devices each configured using an ion-exchange resin, and the ion-exchange resin contains operating ions that have activation energy equal to or smaller than a predetermined threshold. Degradation in ion conductivity in the ion-exchange resin is suppressed even in environment with low humidity, high temperature, and the like.

Drive device, lens module, and image pickup unit

There are provided a drive unit, a lens module, an image pickup unit, a fuel cell, and an ion exchange resin, in which a characteristic deterioration depending on an ambient environment may be suppressed. The drive unit includes one or more polymer actuator devices. The polymer actuator device is configured using an ion exchange resin containing a moisturizing agent.

Drive unit, lens module, image pickup unit, fuel cell, and ion exchange resin

A card is provided comprising an information setting unit configured to output a first signal including unique information of the card, and a bending sensor configured to output a second signal corresponding to a curvature of the card. An information processing apparatus is also provided comprising a card reading unit configured to acquire information from a card a processor, and a memory device. The memory device stores instructions which when executed by the processor, causes the processor to acquire unique information from the card, and acquire curvature information from the card corresponding to a curvature of the card.

Card, information processing unit, and recording medium having information processing program

There is provided a camera module including: a lens; an image pickup device arranged on an optical axis of the lens; and an actuator section configured to reciprocate the image pickup device in an optical axis direction of the lens, wherein the actuator section includes a movable joint section on which the image pickup device is fixed, a parallel link mechanism section having a movable end section attached to the movable joint section and a mounting end section, and a movable element that is configured to perform displacement motion by a displacement amount depending on a level of a voltage to be applied and that is coupled to a coupling region between the movable joint section and the movable end section of the parallel link mechanism section in such a manner that the displacement motion is transmittable.

Camera module and camera apparatus and parallel link mechanism for reciprocating an image pickup device

A driving unit that may improve characteristics in a low temperature environment while implementing downsizing, and a lens module as well as an image pickup device with such a driving unit are provided. The driving unit includes one or a plurality of polymer actuator elements, and a voltage supply section supplying a driving voltage and a heating voltage to the polymer actuator element.

Method and apparatus for driving a polymer actuator to control a lens

A drive unit includes: a holding member holding an object to be driven; a polymer actuator device provided on one side of the object to be driven; one or more supporting members provided on the other side of the object to be driven; and a fixing member directly or indirectly fixing a first end of each of the polymer actuator device and the supporting members. A second end of each of the polymer actuator device and the supporting members is directly or indirectly connected to an end of the holding member.

Drive unit, lens module, and image pickup unit

A variable capacitance device includes a fixing member, a fixed electrode having a first end side fixed by the fixing member, an actuator element having a first end side fixed by the fixing member directly or indirectly, a movable electrode provided to connect to the actuator element directly or indirectly and disposed to approximately face the fixed electrode, and a driving section deforming a second end side of the actuator element, to change a distance between the fixed electrode and the movable electrode.

Variable capacitance device, antenna module, and communication apparatus

A lens module includes: a lens forming an image of an object; a lens holder to hold an outer peripheral side of the lens to allow reciprocal movement in an optical axis direction of the lens; a housing at least one end side of which is opened, which includes a cylindrical receiving part having an inner surface, one surface of which, at a lateral side, contacts one surface of the lens holder at the lateral side perpendicular to the optical axis direction, and which receives the lens holder in the receiving part to allow reciprocal movement in the optical axis direction of the lens and in a sliding state; and an actuator part including a movable part which is displaced by a displacement amount corresponding to a level of an applied drive voltage and reciprocates the lens holder received in the housing between a first position and a second position in the optical axis direction.

Lens module and camera

Provided are a lens drive device capable of moving with good accuracy a lens in the direction of an optical axis thereof, and a lens module and an image pickup device provided with such a lens drive device. By a pair of polymer actuator elementsand, a lens holding memberis driven via coupling membersA,B,A, andB. As a result, a lenscan be moved with good accuracy in the direction of the optical axis Zthereof. In addition, preferably, the coupling membersA,B,A, andB have the rigidity same as or lower than that of each of the polymer actuator elementsand

Growing community of inventors

Tokyo, Japan

Takehisa Ishida