Patent application number | Description | Published |
20150082886 | INERTIAL SENSOR - According to one embodiment, an inertial sensor includes a base portion, a weight portion, a connection portion, and a first sensing element unit. The connection portion connects the weight portion and the base portion and is capable of being deformed in accordance with a change in relative position of the weight portion with respect to the position of the base portion. The first sensing element unit is provided on a first portion of the connection portion and includes a first magnetic layer, a second magnetic layer, and a nonmagnetic first intermediate layer. The nonmagnetic first intermediate layer is provided between the first magnetic layer and the second magnetic layer. | 03-26-2015 |
20150082918 | STRAIN SENSING ELEMENT, PRESSURE SENSOR, MICROPHONE, BLOODPRESSURE SENSOR, AND TOUCH PANEL - According to one embodiment, a strain sensing element is provided on a film unit configured to be deformed. The strain sensing element includes a functional layer, a first magnetic layer, a second magnetic layer, and a spacer layer. The functional layer includes at least one of an oxide and a nitride. The second magnetic layer is provided between the functional layer and the first magnetic layer. A magnetization of the second magnetic layer is variable in accordance with a deformation of the film unit. The spacer layer is provided between the first magnetic layer and the second magnetic layer. At least a part of the second magnetic layer is amorphous and includes boron. | 03-26-2015 |
20150088008 | PRESSURE SENSOR, MICROPHONE, BLOOD PRESSURE SENSOR, AND TOUCH PANEL - According to one embodiment, a pressure sensor includes a support, a film unit supported by the support, having an upper surface, and capable of being deformed, and a first sensing element provided on the upper surface. The first sensing element includes a first magnetic layer, a second magnetic layer provided apart from the first magnetic layer and a first intermediate unit including a first intermediate layer including a portion provided between the first and second magnetic layers. The first magnetic layer extends in a first direction parallel to the upper surface, and a first major axis length of the first magnetic layer is longer than a first minor axis length. The second magnetic layer extends in a second direction parallel to the upper surface and crossing the first direction, and a second major axis length of the second magnetic layer is longer than a second minor axis length. | 03-26-2015 |
20150266717 | PRESSURE SENSOR - According to one embodiment, a pressure sensor includes: a support section; a film section; and a strain sensing element. The film section is supported by the support section and deformable. The film section includes a first film and a second film. The first film includes a first region located in a central part and a second region located in a peripheral part around the first region. The second film is provided on the first region. The strain sensing element is provided on part of the second region. The strain sensing element includes a first magnetic layer; a second magnetic layer; and an intermediate layer. Magnetization of the first magnetic layer changes in response to deformation of the second region. The intermediate layer is provided between the first magnetic layer and the second magnetic layer. | 09-24-2015 |
20150271586 | PRESSURE SENSOR, MICROPHONE, AND ACOUSTIC PROCESSING SYSTEM - According to one embodiment, a pressure sensor includes: a base body; a sensor section; and a processing circuit. The sensor section includes: a transducing thin film; a first strain sensing element; and a second strain sensing element. The transducing thin film has a film surface and is flexible. The processing circuit is configured to output as an output signal at least one of a first signal obtained from the first strain sensing element upon application of external pressure to the transducing thin film and a second signal obtained from the second strain sensing element upon application of the external pressure to the transducing thin film. | 09-24-2015 |
20150338293 | PRESSURE SENSOR, MICROPHONE, ULTRASONIC SENSOR, BLOOD PRESSURE SENSOR, AND TOUCH PANEL - According to an embodiment, a pressure sensor includes a substrate, a support part, a flexible membrane part, and a magnetoresistive element. The support part is adhered on the substrate by using a first adhesive material with a first Young's modulus and a second adhesive material with a second Young's modulus different from the first Young's modulus. The membrane part is supported by the support part. The magnetoresistive element is provided on the membrane part, and includes a first magnetic layer, a second magnetic layer, and a spacer layer provided between the first magnetic layer and the second magnetic layer. | 11-26-2015 |
20150338300 | PRESSURE SENSOR, MICROPHONE, ULTRASONIC SENSOR, BLOOD PRESSURE SENSOR, AND TOUCH PANEL - According to an embodiment, a pressure sensor includes a support part, a flexible membrane part, and a magnetoresistive element. The flexible membrane part is supported by the support part, and includes a first region and a second region with rigidity lower than rigidity of the first region. The magnetoresistive element is provided on the membrane part, and includes a first magnetic layer, a second magnetic layer, and a spacer layer provided between the first magnetic layer and the second magnetic layer. | 11-26-2015 |
20160003697 | PRESSURE SENSOR - A pressure sensor according to an embodiment includes: a support member; a membrane supported by the support and having flexibility; and a strain detection element formed on the membrane. The strain detection element includes a first magnetic layer formed on the membrane and having a magnetization, a second magnetic layer having a magnetization, and an intermediate layer formed between the first magnetic layer and the second magnetic layer. A direction of at least one of the magnetization of the first magnetic layer and the magnetization of the second magnetic layer changes relatively to that of the other depending on a strain of the membrane. Moreover, the membrane includes an oxide layer that includes aluminum. | 01-07-2016 |