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    • 1. 发明授权
    • DC-AC converter circuit using resonating multi-layer piezoelectric
transformer
    • DC-AC转换器电路采用谐振多层压电变压器
    • US06052300A
    • 2000-04-18
    • US318967
    • 1999-05-26
    • Richard Patten BishopClark Davis Boyd
    • Richard Patten BishopClark Davis Boyd
    • H01L41/107H02M7/537H05B41/282H01L41/08
    • H01L41/044H02M7/537H05B41/2822Y02B20/185
    • DC-AC voltage transformation circuits are provided which use a resonating piezoelectric transformer along with complementary circuit components, to efficiently convert a DC first voltage to a transformer-output AC second voltage. In the preferred embodiment of the invention, A High Displacement Piezoelectric (HDP) transformer achieves sufficiently high voltage output to "cold fire" a gas discharge lamp. The disclosed circuit may be modified using conventional electrical sub-circuitry to pre-heat the cathodes of the lamp. The transformer circuit may be a "self resonating" circuit which relies on an initial pulse from turning on the DC power supply to cause the transformer to begin resonating. In a modified voltage converter circuit, the circuit is not "self resonating" and instead has a phase shift oscillator sub-circuit that provides small pulse signals to start the transformer resonating when the circuit is initially turned on.
    • 提供了使用谐振压电变压器以及互补电路部件的DC-AC电压变换电路,以有效地将DC第一电压转换成变压器输出的AC第二电压。 在本发明的优选实施例中,高位移压电(HDP)变压器实现足够高的电压输出以“气化”气体放电灯。 所公开的电路可以使用常规的电子电路进行修改,以预热灯的阴极。 变压器电路可以是依赖初始脉冲接通直流电源以使变压器开始谐振的“自谐振”电路。 在修改的电压转换器电路中,电路不是“自谐振”,而是具有相移振荡器子电路,其在电路初始接通时提供小的脉冲信号以启动变压器谐振。
    • 5. 发明授权
    • Multi-layer piezoelectric transformer mounting device
    • 多层压电变压器安装装置
    • US6127771A
    • 2000-10-03
    • US172905
    • 1998-10-15
    • Clark Davis BoydRichard Patten Bishop
    • Clark Davis BoydRichard Patten Bishop
    • H01L41/053H01L41/107H01L41/08
    • H01L41/107H01L41/053
    • A contact device for securely and reliably attaching electrical leads to a laminated multi-layer piezoelectric transformer and comprising a pair of conductive lead attachment plates, disposed on opposite sides of the laminated multi-layer piezoelectric transformer, each having first and second surfaces, the first surface having at least one leg extending therefrom to contact the laminated multi-layer piezoelectric transformer at a node and the second surface being sufficient to permit secure and durable attachment of electrical leads thereto. A variety of geometric configurations of the contact device of the present invention suitable or adaptable to a variety of laminated multi-layer piezoelectric transformer geometries are also described. Such a device, useful for the attachment of a laminated multi-layer piezoelectric transformer to a circuit board, is also described.
    • 一种接触装置,用于将电引线牢固且可靠地连接到叠层多层压电变压器,并且包括一对导电引线附接板,设置在层叠多层压电变压器的相对侧上,每个具有第一和第二表面,第一和第二表面 表面具有从其延伸的至少一个腿部,以在节点处接触叠层的多层压电变压器,并且第二表面足以允许电引线的牢固和持久的附接。 还描述了适用于或适用于各种叠层多层压电变压器几何形状的本发明接触装置的各种几何构型。 还描述了用于将叠层多层压电变压器连接到电路板上的这种器件。
    • 6. 发明授权
    • Ignition circuit with piezoelectric transformer
    • 带压电变压器的点火电路
    • US6114797A
    • 2000-09-05
    • US436516
    • 1999-11-09
    • Richard Patten BishopClark Davis Boyd
    • Richard Patten BishopClark Davis Boyd
    • H01L41/107
    • H01L41/107H01L41/044
    • Circuits for use in ignition systems are disclosed which use a resonating piezoelectric transformer along with complementary circuit components, to efficiently convert a DC first voltage to a transformer-output AC second voltage. In the preferred embodiment of the invention, a High Displacement Piezoelectric (HDP) transformer converts a DC voltage into an AC voltage which is rectified into a DC signal of sufficiently high voltage to create a spark across the spark gap of a spark plug. The transformer circuit may be a "self resonating" circuit which relies on an initial pulse from turning on the DC power supply to cause the transformer to begin resonating. In a modified circuit the circuit is not "self resonating" and instead has a phase shift oscillator sub-circuit that provides small pulse signals to start the transformer resonating when the circuit is initially turned on.
    • 公开了用于点火系统的电路,其使用谐振压电变压器以及互补电路部件,以有效地将DC第一电压转换为变压器输出AC第二电压。 在本发明的优选实施例中,高位移压电(HDP)变压器将DC电压转换成AC电压,该AC电压被整流为具有足够高电压的DC信号,以在火花塞的火花隙之间产生火花。 变压器电路可以是依赖初始脉冲接通直流电源以使变压器开始谐振的“自谐振”电路。 在修改的电路中,电路不是“自谐振”,而是具有相移振荡器子电路,其在电路初始接通时提供小的脉冲信号以启动变压器谐振。
    • 8. 发明授权
    • Multilayer piezoelectric transformer
    • 多层压电变压器
    • US06326718B1
    • 2001-12-04
    • US09586304
    • 2000-06-02
    • Clark Davis Boyd
    • Clark Davis Boyd
    • H01L41107
    • H01L41/107
    • A multilayer piezoelectric transformer is provided using the longitudinal vibration modes for step-up voltage conversion applications. An input portion polarized to deform in a longitudinal plane is bonded to an output portion. The deformation of the input portion is mechanically coupled to the output portion, which deforms in the same longitudinal direction relative to the input portion. The output portion is polarized in the thickness direction relative its electrodes, and piezoelectrically generates a stepped-up output voltage.
    • 使用用于升压电压转换应用的纵向振动模式提供多层压电变压器。 被偏振以在纵向平面中变形的输入部分被结合到输出部分。 输入部分的变形机械地联接到输出部分,该输出部分在相对于输入部分的相同纵向方向上变形。 输出部分相对于其电极在厚度方向上极化,并且压电产生升压输出电压。
    • 9. 发明授权
    • Distributed optical pressure and temperature sensors
    • 分布式光压和温度传感器
    • US07840102B2
    • 2010-11-23
    • US11960007
    • 2007-12-19
    • Clark Davis Boyd
    • Clark Davis Boyd
    • G02B6/00
    • E21B47/123E21B47/065G01D5/35345G01K11/3206G01L11/025G01L19/0092
    • Disclosed herein is a carrier for an optical fiber having a plurality of optical sensors located thereon. Such carrier can be a thick-walled capillary tube or other shapes. The carrier has a sealed hollow body with a side wall. The side wall is profiled at least one predetermined location to form a thin-walled section and at least one optical sensor is attached to said thin-walled section. As the thin-walled section flexes in response to a pressure difference across it, the pressure difference is sensed by the optical sensor. The carrier may also have a slot defined on its side wall to receive the optical fiber. A temperature optical sensor may also be provided adjacent to the pressure optical sensor.
    • 本文公开了一种用于光纤的载体,其具有位于其上的多个光学传感器。 这种载体可以是厚壁毛细管或其他形状。 载体具有带侧壁的密封中空体。 侧壁成形为至少一个预定位置以形成薄壁部分,并且至少一个光学传感器附接到所述薄壁部分。 当薄壁部分响应于其上的压力差而弯曲时,压力差由光学传感器感测。 载体还可以具有限定在其侧壁上的槽以接收光纤。 也可以在压力光学传感器附近设置温度光学传感器。
    • 10. 发明申请
    • Distributed Optical Pressure and Temperature Sensors
    • 分布式光压和温度传感器
    • US20090003759A1
    • 2009-01-01
    • US11960007
    • 2007-12-19
    • Clark Davis Boyd
    • Clark Davis Boyd
    • G02B6/00
    • E21B47/123E21B47/065G01D5/35345G01K11/3206G01L11/025G01L19/0092
    • Disclosed herein is a carrier for an optical fiber having a plurality of optical sensors located thereon. Such carrier can be a thick-walled capillary tube or other shapes. The carrier has a sealed hollow body with a side wall. The side wall is profiled at least one predetermined location to form a thin-walled section and at least one optical sensor is attached to said thin-walled section. As the thin-walled section flexes in response to a pressure difference across it, the pressure difference is sensed by the optical sensor. The carrier may also have a slot defined on its side wall to receive the optical fiber. A temperature optical sensor may also be provided adjacent to the pressure optical sensor.
    • 本文公开了一种具有位于其上的多个光学传感器的光纤的载体。 这种载体可以是厚壁毛细管或其他形状。 载体具有带侧壁的密封中空体。 侧壁成型为至少一个预定位置以形成薄壁部分,并且至少一个光学传感器附接到所述薄壁部分。 当薄壁部分响应于其上的压力差而弯曲时,压力差由光学传感器感测。 载体还可以具有限定在其侧壁上的槽以接收光纤。 也可以在压力光学传感器附近设置温度光学传感器。