Citizen Watch Company, Ltd.

Jidosha Kiki Co., Ltd.

Other

Nihon Dempa Kogyo Co., Ltd.

Fuji Xerox Co., Ltd.

Citizen Holdings Company, Ltd.

Bosch Braking Systems Co. Ltd.

Makoto Watanabe

Takashi Ihara

Akira Izumi

Tohru Satoh

Kensaku Matsumoto

Hiroshi Hayashi

Mamoru Sawada

Shigeru Morokawa

Yuzo Imoto

Hidefumi Inoue

Takashi Nakajima

Daisuke Yamada

Michio Kobayashi

Takakazu Yano

Yoshiyasu Takasaki

Kazuo Kobayashi

Masahiro Ikeda

Hiroyuki Oka

Yoichi Nagata

Yasuo Komatsu

Takashi Tanabe

Masahiro Shimada

Yasuo Kitajima

Izumi Yamamoto

Kouji Yorimoto

Akira Shiota

Daisuke Matsuoh

Toshinari Maeda

Atsushi Takahashi

Naohito Saito

Ryutaro Uemura

Hiroo Yoshida

Takashi Masuda

Masayoshi Kikuchi

Katsuyoshi Aihara

Masaki Ueki

Sakae Ito

Shigeru Araki

Tsutomu Taji

Shigeo Shingyoji

Takeshi Soda

Masaru Konishi

Kunimi Hasegawa

Takashi Oyama

Shigehisa Suzuki

Yukio Nizawa

Mizuki Mori

An analog electronic watch includes watch's internal time, and controls rotation of a group of indicators based on the watch's internal time. A terminal appliance stops the rotation of the group of indicators, generates an image of the indicators and the dial plate with an imaging unit, detects current display positions of the group of indicators in identification areas as part of the image of the indicators and the dial plate, generates current display time information based on the current display positions, and generates display time correction information based on a difference between the current display time information and the watch's internal time information. The analog electronic watch corrects the display positions of the group of indicators based on the display time correction information. There are provided an analog electronic watch system and an analog electronic watch that can reduce a time required for display time correction.

Analog electronic watch system and analog electronic watch

Provided is a method of manufacturing an electrostatic induction transducer, the method including: providing a conductive substrate; providing a first electret material film on a first surface of the conductive substrate; providing a second electret material film on a second surface of the conductive substrate; forming a through hole that penetrates the conductive substrate, the first electret material film, and the second electret material film; mounting a supported member being conductive to the conductive substrate while allowing the conductive substrate to move in an in-plane direction; and applying charges to the first electret material film and the second electret material film by a charging process.

Method of manufacturing an electrostatic induction transducer, electrostatic induction transducer, and wristwatch

An electrostatic induction generator includes a housing, a first board fixed to the housing, and a second board arranged in parallel to the first board to be able move relative to it, in which electrostatic induction generator, counter electrodes are placed at a first facing surface of the first board, electrically charged films are placed at every other constant interval at a second facing surface of the second board so as to face the counter electrodes, the counter electrodes are comprised of pluralities of first electrodes and second electrodes provided separated from each other at the first facing surface, first electrodes and second electrodes are alternately arranged at constant intervals in a single line, a plurality of lines of single lines of the first electrodes and second electrodes are provided at the first facing surface, and the constant intervals of the plurality of lines respectively differ in phase.

Electrostatic induction generator

Provided is an electric power generating device capable of performing electret power generation by efficiently rotating a rotating electrode group. The electric power generating device includes: a plurality of electret electrodes each made of an electret material and formed into a planar shape, and arranged in a circular shape at intervals in a first plane; a plurality of counter electrodes arranged in a circular shape in a second plane facing the first plane so as to face the plurality of electret electrodes; an oscillating weight supported in a rotatable manner; and a motive power transmission mechanism configured to transmit motive power generated by rotations of the oscillating weight to a rotating electrode group including any one of the plurality of electret electrodes and the plurality of counter electrodes, to thereby rotate the rotating electrode group so that the rotating electrode group is moved relative to another electrode group, the motive power transmission mechanism including a clutch mechanism configured to transmit only a rotation of the oscillating weight in one predetermined direction.

Power generation device and portable electric device

Provided is an electronic device including a rotary power generation device using an electret, which is capable of preventing a spiral spring from being wound up or fully extended. The electronic device includes a power generation mechanism including: first rotary member, which is supported in a freely rotatable manner, and has a center of gravity shifted from a rotation center; second rotary member supported in a freely rotatable manner; an elastic member configured to elastically connect the first rotary member and the second rotary member to each other for rotary motions thereof; a stationary member arranged so as to be opposed to the second rotary member; and an electret film formed on a surface of any one of the second rotary member and the stationary member.

Electronic device

A board arrangement structure includes a housing, a first board fastened to the housing, a second board arranged in parallel enabling, relative movement with respect to the first board, an electrically charged film, a counter electrode, and an output part outputting electric power generated between the electrically charged film and the counter electrode, at least one of the electrically charged film and the counter electrode being arranged at a first facing surface of the first board and the other being arranged at a second facing surface of the second board facing the first facing surface, and the first facing surface of the first board being, fastened to a reference mounting surface provided at the housing.

Electrostatic induction power generator

An electronic watch or clock with an electrostatic induction generator, wherein the electrostatic induction generator has a rotary weight able to rotate with respect to a housing, a rotary member able to rotate with respect to the housing, a counter substrate fastened to the housing, a charging film arranged at one of the rotary member and counter substrate, and a counter electrode arranged facing the charging film at the other, outputs electric power generated between the charging film and the counter electrode to a quartz movement, and provides a window part at one or more locations among the dial plate, housing, or outside casing to enable rotation of the rotary member or transmission of rotation to be visually confirmed.

Electronic timepiece with electrostatic induction generator

A processor is provided, the processor including: an obtaining unit that obtains abnormality information related to an abnormality from an image forming device in which the abnormality occurs; an abnormality information storing unit that stores the abnormality information obtained by the obtaining unit as history information; a failure position information storing unit that stores failure position information for each phenomenon related to the abnormality; an extracting unit that extracts the failure position information corresponding to the latest abnormality information and abnormality information similar to the latest abnormality information among the abnormality information stored in the abnormality information storing unit from the failure position information storing unit; and an output unit that outputs an extracted result extracted by the extracting unit as specific deciding information of a cause related to the occurring abnormality.

Processor, image forming system and computer readable medium

A directional speaker that vibrates a diaphragm to send sound waves includes reproducing signal generation meansfor outputting a reproducing audible signal; ultrasonic signal generation meansfor outputting a carrier wave signal at a frequency in an ultrasonic band; phase modulation meansfor phase modulating the carrier wave signal with the reproducing audible signal to output a modulated carrier wave signal; and diaphragm driving meansfor vibrating the diaphragm based on a compression cycle of the modulated carrier wave signal. The configuration, in which the ultrasonic carrier wave is modulated with an audio signal, can generate a small, narrow-directional audible sound field without using a parametric effect. At the same time, the ultrasonic carrier wave is modulated in such a way that the sound pressure distribution of a target audio signal (reproducing audible signal) can be obtained for output and, therefore, the sound quality of a sound signal output from the directional speaker is improved.

Method and device for driving a directional speaker

The present invention relates to a two-frequency switchover type crystal oscillator in which first and second IC chips and first and second crystal resonators are connected to wiring patterns of a circuit substrate to form first and second oscillation circuits, and the first and second oscillation circuits are selectively operated in accordance with a selection mechanism; a two-frequency switchover type crystal oscillator in which surfaces opposite to circuit function surfaces of the first and second IC chips are connected to form a two-stage structure; IC terminals of the circuit function surface of the first IC chip are directly connected both electrically and mechanically to the wiring patterns; and IC terminals of the circuit function surface of the second IC chip are connected electrically by wire bonding to the wiring patterns; wherein those wiring patterns of the wiring patterns that are connected to power source, output, and ground terminals of the first and second IC chips are connected in common with respect to the first and second oscillation circuits. This configuration reduces the mounting surface area of the first and second IC chips, facilitating the wiring patterns thereof, thus making it possible to provide a two-frequency switchover oscillator in which the surface area of the external plan view is reduced.

Two-frequency switchover type crystal oscillator

A crystal oscillator used as a clock source and further having an angular velocity detection capability is provided with: a tuning fork type crystal unit provided with excitation electrodes for exciting tuning fork vibration and sensing electrodes for detecting electric charge generated by the Coriolis force; an oscillation circuit connected to the excitation electrodes for both exciting the tuning fork vibration and for supplying a clock signal as output based on the tuning fork vibration; and a detection circuit connected to the sensing electrodes for supplying an angular velocity signal in accordance with the electric charge. The tuning fork crystal unit has first and second tuning fork arms for realizing the tuning fork vibration. The excitation electrodes are provided on the side surfaces of the first tuning fork arm and the sensing electrodes are provided on the side surfaces of the second tuning fork arm.

Tuning fork type crystal oscillator with angular velocity detection capability

A pseudo-cubic function generator circuit comprises a CMOS inverter which is applied with a detected voltage of a sensor and supplied with a power supply voltage, and a voltage divider circuit for dividing the power supply voltage, wherein an output terminal of the CMOS inverter is connected to a voltage division point of the voltage divider circuit to generate an output voltage from the voltage division point. The pseudo-cubic function generator circuit can directly generate a large voltage change in a simple circuit configuration with a reduced noise component, and facilitates a setting of each parameter for specifying a cubic function curve. The parameter is set, for example, by scaling substantial gate areas of a P-MOS FET and an N-MOS FET which constitutes the CMOS inverter.

Pseudo-cubic function generator circuit

A bump of a semiconductor device is made up of an aluminum layer formed by sputtering. The height of the projecting terminal is sufficiently higher than those of the other parts, and the uppermost surface of the bump is covered with a conductive film preventing oxidation of films, such as a transparent conductive film.

Semiconductor device

A brake system of the present invention comprises a brake operating means such as a brake pedal for carrying braking operation, a fluid variable stroke means which variably controls the stroke of the brake operating means by using fluid, and a braking force output means which is actuated by the operation of the brake operating means to produce braking forces. By manipulating the brake operating means , the braking force output means performs the braking operation. The traveling rang of the brake operating means i.e. the stroke can be changed variously by the fluid variable stroke means using fluid. Since the stroke of the brake pedal can be changed as mentioned above, a proper pedal stroke can be obtained.

Brake system

A method of mounting a semiconductor device ( ) comprises the steps of disposing an anisotropic conductive adhesive ( ) on the surface of a circuit board ( ), placing the semiconductor device ( ) on the surface of the circuit board ( ) after aligning bumps ( ) provided on the semiconductor device ( ) with wiring patterns ( ) formed on the surface of the circuit board ( ), respectively, provisionally press-bonding the semiconductor device ( ) onto the circuit board ( ) by heating at a temperature lower than the curing temperature of an adhesive resin ( ) of the anisotropic conductive adhesive ( ) while applying a predetermined pressure thereto by use of a heating and pressurizing tool ( ), and thereafter bonding the semiconductor device ( ), as provisionally press-bonded, onto the circuit board ( ) by heating and curing the adhesive resin ( ) at a temperature causing the same to be cured.

Method of packaging semiconductor device using anisotropic conductive adhesive

Growing community of inventors

Saitama, Japan

Makoto Watanabe