Panasonic Corporation

Panasonic Intellectual Property Management Co., Ltd.

Matsushita Electric Industrial Co., Ltd.

Continental Automotive Gmbh

Tomohiro Mitani

Hideo Ohkoshi

Takashi Uchida

Takashi Kawai

Yasunobu Kobayashi

Toshio Yamazaki

Youhei Ashimori

Katsuhiko Omoto

Shoichi Takeno

Georg Refcio

A package includes: a semiconductor element; a case having an opening and housing the semiconductor element; and a lid having a rectangular parallelepiped shape and occluding the opening of the case. In the package, the lid is joined to an end portion of the opening of the case, and includes a bent portion surrounded by a portion joining the lid to the case and extending along a longitudinal side of the lid.

Package

An inertial sensor includes oscillating-type angular velocity sensing element (), IC () for processing signals supplied from angular velocity sensing element (), capacitor () for processing signals, and package () for accommodating angular velocity sensing element (), IC (), capacitor (). Element () and IC () are housed in package () via a vibration isolator, which is formed of TAB tape (), plate () on which IC () is placed, where angular velocity sensing element () is layered on IC (), and outer frame () placed outside and separately from plate () and yet coupled to plate () via wiring pattern ().

Inertial force sensor

TheAnangular velocity sensorof the present inventionhas one end connected toaholding section andthe otheranotherend connected toaweighting section. According to the angular velocity sensor,adriving arm has adog-legbentstructure of arms extending in a direction perpendicular to a connecting direction oftheholding section andtheweighting section.

Angular velocity sensor element, angular velocity sensor and angular velocity sensor unit both using angular velocity sensor element, and signal detecting method for angular velocity sensor unit

A placing member is configured to be supported from an outside by a terminal electrically connected to a terminal electrode, and an X-axis-direction extended portion, a Y-axis-direction extended portion, and a Z-axis-direction extended portion are provided in the terminal. This configuration provides an angular velocity sensor, in which a problem such that Y-axis-direction and Z-axis-direction vibrations applied from the outside cannot be damped is eliminated, and all the vibrations in three axis directions can be damped.

Angular velocity sensor

Angular speed sensor for detecting angular speed

An inertial sensor includes oscillating-type angular velocity sensing element, IC for processing signals supplied from angular velocity sensing element, capacitor for processing signals, and package for accommodating angular velocity sensing element, IC, capacitor. Element and IC are housed in package via a vibration isolator, which is formed of TAB tape, plate on which IC is placed, where angular velocity sensing element is layered on IC, and outer frame placed outside and separately from plate and yet coupled to plate via wiring pattern.

Inertia force sensor

The angular velocity sensor of the present invention has one end connected to holding section and the other end connected to weighting section. According to the angular velocity sensor, driving arm has a dog-leg structure of arms extending in a direction perpendicular to a connecting direction of holding section and weighting section.

An angular velocity sensor includes a tuning fork unit; a base block provided with a terminal for outputting an output signal from the tuning fork unit to the exterior; a cover for housing the tuning fork unit in a space defined by combination with the base block; a circuit board for fixing the terminal on the base block, the circuit board being provided with a processing circuit for processing the output signal from the tuning fork unit; and a casing for housing the base block, the cover, and the circuit board. The terminal on the base block is fixed to the circuit board, with a clearance being defined by the base block and the circuit board. The terminal on the base block in the clearance has a flexure portion, and the flexure portion absorbs a vibration of a high frequency applied from the exterior.

Angular velocity senor

A high-reliability complex sensor is protected against vibration and electromagnetic wave noise from outside. A shield case is provided with a power conjunction terminal, GND conjunction terminal, angular velocity conjunction terminal, X axis acceleration conjunction terminal and Y axis acceleration conjunction terminal. Both a power supply terminal of an angular velocity detection device and a power supply terminal of an acceleration detection device are electrically connected with a power connector terminal of a protection case, via the power conjunction terminal of the shield case. Both a GND terminal of the angular velocity detection device and a GND terminal of the acceleration detection device are electrically connected with a GND connector terminal of the protection case, via the GND conjunction terminal of the shield case. A circuit board is contained completely within the shield case.

Growing community of inventors

Fukui, Japan

Tomohiro Mitani