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公开(公告)号：US20220037579A1
公开(公告)日：2022-02-03
申请号：US17387163
申请日：2021-07-28
发明人： Norihito Matsukawa , Manabu Kondo
IPC分类号： H01L41/053 , H03B5/32 , H01L41/04
摘要： An oscillator includes: an outer package having an accommodation space; an inner package accommodated in the accommodation space and fixed to the outer package via a heat insulating member; a vibration element accommodated in the inner package; a heat generation element accommodated in the accommodation space and fixed to the inner package; an oscillation circuit configured to oscillate the vibration element; a control circuit disposed outside the accommodation space and configured to control the heat generation element; and a conductive wire electrically coupling the outer package and the inner package.
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公开(公告)号：US20220166383A1
公开(公告)日：2022-05-26
申请号：US17534965
申请日：2021-11-24
发明人： Norihito Matsukawa
摘要： There is configured an oscillator characterized by including an outer package having a housing space, an inner package housed in the housing space, a resonator element housed in the inner package, a heater element housed in the housing space, and fixed to the inner package, an oscillation circuit configured to oscillate the resonator element, a conducting member configured to electrically couple the inner package and the heater element to each other, and a first bonding wire configured to couple the heater element and the outer package to each other, and configured to electrically couple the conducting member and the outer package to each other.
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公开(公告)号：US20220059752A1
公开(公告)日：2022-02-24
申请号：US17407771
申请日：2021-08-20
发明人： Manabu Kondo , Norihito Matsukawa
IPC分类号： H01L41/053 , H01L41/04 , H03B5/32
摘要： An oscillator includes a second container as a container in which a vibrator is accommodated, a base substrate on which the second container is mounted, three or more protruding portions provided on the base substrate at positions overlapping the second container in a plan view, and a bonding member configured to bond the second container and at least one of the protruding portions.
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公开(公告)号：US10992258B2
公开(公告)日：2021-04-27
申请号：US16796539
申请日：2020-02-20
发明人： Norihito Matsukawa
IPC分类号： G01N27/00 , G08B19/00 , G08B21/00 , H03B5/04 , H03H9/05 , H03H9/19 , H03B5/30 , B60R16/023 , H03H9/10
摘要： An oscillator includes: a base substrate having a first electrode; a temperature control element mounted on the base substrate and having a first pad electrically coupled to the first electrode; a resonator element having a first major surface and a second major surface in front-back relation with the first major surface, and mounted on the temperature control element in such a way that the second major surface faces the temperature control element; and at least one first bonding wire coupling the first major surface and the first pad together.
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公开(公告)号：US11522496B2
公开(公告)日：2022-12-06
申请号：US17387172
申请日：2021-07-28
发明人： Norihito Matsukawa , Manabu Kondo
IPC分类号： H03B5/32 , H03B5/04 , H03L1/04 , H01L41/053 , H03L1/02
摘要： An oscillator includes: an outer package; an inner package accommodated in the outer package and fixed to the outer package via a heat insulating member; a vibration element accommodated in the inner package; a temperature sensor; a first circuit element accommodated in the inner package and including an oscillation circuit configured to oscillate the vibration element and generate a temperature-compensated oscillation signal based on the temperature sensor; and a second circuit element fixed to the outer package and including a frequency control circuit configured to control a frequency of the oscillation signal.
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公开(公告)号：US20220038055A1
公开(公告)日：2022-02-03
申请号：US17387172
申请日：2021-07-28
发明人： Norihito Matsukawa , Manabu Kondo
摘要： An oscillator includes: an outer package; an inner package accommodated in the outer package and fixed to the outer package via a heat insulating member; a vibration element accommodated in the inner package; a temperature sensor; a first circuit element accommodated in the inner package and including an oscillation circuit configured to oscillate the vibration element and generate a temperature-compensated oscillation signal based on the temperature sensor; and a second circuit element fixed to the outer package and including a frequency control circuit configured to control a frequency of the oscillation signal.
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7.发明授权Electronic device, integrated circuit, electronic apparatus, and moving object 有权电子设备，集成电路，电子设备和移动物体公开(公告)号：US09221673B2
公开(公告)日：2015-12-29
申请号：US14255360
申请日：2014-04-17
发明人： Norihito Matsukawa
CPC分类号： B81B7/0064 , B81B2201/0235 , B81B2201/0242 , B81C1/00253 , G01C19/56 , G01C19/5769 , G01P15/00 , G01P15/09 , G01P15/097
摘要： An electronic device includes a vibrating element that detects a predetermined physical quantity, an integrated circuit that is electrically connected to the vibrating element, and a ceramic package. The ceramic package is provided with a first external terminal and a second external terminal to which a constant potential is supplied. The first external terminal is electrically connected to the second external terminal in a first mode, and is electrically connected to an internal node of the integrated circuit in a second mode.
摘要翻译： 电子设备包括检测预定物理量的振动元件，电连接到振动元件的集成电路和陶瓷封装。 陶瓷封装设置有第一外部端子和第二外部端子，供给恒定电位。 第一外部端子以第一模式电连接到第二外部端子，并且以第二模式电连接到集成电路的内部节点。
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公开(公告)号：US11239844B2
公开(公告)日：2022-02-01
申请号：US17171092
申请日：2021-02-09
发明人： Norihito Matsukawa
摘要： An oscillator includes: a resonator; a heat generation circuit configured to heat the resonator; a temperature sensor positioned closer to the heat generation circuit than the resonator is and configured to output a temperature detection signal; a temperature control circuit configured to output a temperature control signal for controlling a temperature of the heat generation circuit based on the temperature detection signal; an oscillation clock signal output circuit configured to oscillate the resonator and output an oscillation clock signal; and a correction circuit configured to correct a frequency variation of the oscillation clock signal, in which the correction circuit is configured to compensate for a transient frequency variation of the oscillation clock signal based on a time change amount of the temperature detection signal or a time change amount of the temperature control signal.
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公开(公告)号：US10731985B2
公开(公告)日：2020-08-04
申请号：US15924793
申请日：2018-03-19
发明人： Norihito Matsukawa
IPC分类号： G01C19/5607 , G01C19/5614 , G01C19/5776
摘要： A sensor element control device which is connectable to a sensor element including a drive unit and a detection unit, includes a drive circuit that outputs a drive signal to the drive unit; a detection circuit that generates a detection signal based on a signal output from the detection unit; a diagnostic signal generation circuit that generates a diagnostic signal having a frequency component corresponding to a detuning frequency which is a difference frequency between a drive frequency which is a frequency at which the drive unit vibrates and a detection frequency which is a frequency at which the detection unit vibrates; and a fault diagnosis circuit that performs fault diagnosis based on a signal output from the detection unit when the diagnostic signal is superimposed on the drive signal.
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