摘要:
A semiconductor device includes a base insulation film formed on a semiconductor substrate via another layer, a metal thin-film resistance formed on the base insulation film, and a laser beam interruption film of a metal material interposed between the semiconductor substrate and the base insulation film.
摘要:
A semiconductor device equipped with an integrated circuit including a metal thin-film-resistor object is disclosed. The semiconductor device includes a lower layer side insulator film formed on a semiconductor substrate, a metal wiring pattern formed on the lower layer side insulator film, an underground insulator film having a silicon oxide-film that contains at least phosphor, or phosphor and boron in the uppermost layer formed on the lower layer side insulator film and the metal wiring pattern, and a connection hole formed in the underground insulator film on the metal wiring pattern. The metal thin-film-resistor object is formed covering the underground insulator film, and inside of the connection hole, and is electrically connected to the metal wiring pattern in the connection hole.
摘要:
A semiconductor device equipped with an integrated circuit including a metal thin-film-resistor object is disclosed. The semiconductor device includes a lower layer side insulator film formed on a semiconductor substrate, a metal wiring pattern formed on the lower layer side insulator film, an underground insulator film having a silicon oxide-film that contains at least phosphor, or phosphor and boron in the uppermost layer formed on the lower layer side insulator film and the metal wiring pattern, and a connection hole formed in the underground insulator film on the metal wiring pattern. The metal thin-film-resistor object is formed covering the underground insulator film, and inside of the connection hole, and is electrically connected to the metal wiring pattern in the connection hole.
摘要:
A spectrum measuring device including a ribbon element, a light detection element, and circuitry. The ribbon element includes a first light reflector including a plurality of first light reflection surfaces configured to be translated in an out-of-plane direction, and a second light reflector including a plurality of second light reflection surfaces that are fixed. The circuitry supplies a drive signal to the ribbon element in such a manner that a change of a displacement amount difference between the first light reflection surfaces and the second light reflection surfaces corresponds to a predetermined frequency; and acquires the light quantity data detected by the light detection element at a predetermined sampling frequency.
摘要:
In order to properly and equally impose a communication restriction in the case where congestion may occur due to a disaster or the like, a congestion control apparatus (100) includes: collecting means (110) for collecting mobile station information on a plurality of mobile stations camping on a radio base station to be a target of a communication restriction; grouping means (120) for dividing, based on the mobile station information, the plurality of mobile stations into a plurality of groups each serving as a unit of the communication restriction, by using a grouping method according to which an imbalance among the groups becomes equal to or less than a predetermined reference; and transmission means (130) for transmitting information specifying the grouping method. Moreover, the transmission means (130) transmits, to the mobile station, communication restriction information indicative of restriction contents such that the grouping method can be specified. The restriction contents are displayed on a screen of the mobile station, and a transmission restriction, a talk time restriction or the like is imposed in accordance therewith.
摘要:
A mobile communication system including a base station apparatus and a mobile station apparatus. The base station includes a holding unit and a base station controller. The mobile station apparatus includes a mobile station controller for transmitting and receiving user information to and from the base station apparatus and managing the user information acquired from the base station apparatus, in which the mobile station apparatus does not hold the user information of the mobile station apparatus in advance, but acquires the user information, after a power supply of the mobile station apparatus is turned on, from the base station apparatus through the mobile station controller and temporarily stores the user information.
摘要:
A control apparatus for a vehicular power transmitting system including (a) an electrically controlled differential portion which has a differential mechanism and a first electric motor connected to a rotary element of the differential mechanism and which is operable to control a differential state between a rotating speed of its input shaft connected to a drive power source and a rotating speed of its output shaft by controlling an operating state of the first electric motor, and (b) a switching portion operable to switch a power transmitting path for transmitting power from the drive power source, between a power transmitting state and a power cut-off state, the control apparatus including a control range setting portion configured to set one of two different control ranges of a rotating speed of the output shaft, depending upon whether the power transmitting path is placed in the power transmitting state or said power cut-off state, by the switching portion.
摘要:
An optical receptacle is provided with a split sleeve, and a fiber stub having a first optical fiber inserted and fixed in a through hole passing through the center of a ferrule. A length of the split sleeve is determined so that a value obtained by dividing a second distance by a first distance can be in a range from 1.2 to 1.6, where the first distance denotes a distance by which the fiber stub is fitted to the split sleeve from a first end face of the split sleeve in a longitudinal direction of the split sleeve, and the second distance denotes a distance by which a plug ferrule is fitted to the split sleeve from a second end face of the split sleeve in a longitudinal direction of the split sleeve.
摘要:
A resistance circuit included in a semiconductor apparatus, which is formed of a plurality of thin film metal resistors connected in series, capable of achieving a precise resistance adjustment over a wide range by disconnecting or changing the resistors by laser beam irradiation. With three thin film metal resistors R1, R2, and R3 connected in series, for example, each having resistance adjustable ranges ΔR1, ΔR2, and ΔR3, resistance adjustment accuracies R1_step, R2_step, and R3_step, and the total resistance adjustable range ΔR0 specified by the relation ΔR0=ΔR1+ΔR2+ΔR3, the resistance circuit is formed to satisfy relational expressions, R1_step≦ΔR2, R2_step≦ΔR3, and R3_step≦0.001×ΔR0
摘要:
An optical semiconductor module has a housing having an opening, and an optical semiconductor element is set in the housing. An optical fiber that penetrates the opening is disposed. The optical fiber is allowed to perform optical transmission between the optical semiconductor element and elements arranged outside the housing. The opening is sealed with a photo-curing resin, and a transparent plate is arranged between the photo-curing resin and the outside of the housing.