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    • 1. 发明授权
    • Electromagnetic shielding method and apparatus
    • 电磁屏蔽方法及装置
    • US06262363B1
    • 2001-07-17
    • US09224601
    • 1998-12-31
    • James R. BortoliniScott E. FarleighGary J. GrimesCharles J. ShermanJean S. Nyquist
    • James R. BortoliniScott E. FarleighGary J. GrimesCharles J. ShermanJean S. Nyquist
    • H05K900
    • H05K9/0015
    • An arrangement for electromagnetically shielding a circuit carrying substrate includes first and second shielding members and a plurality of elastically deformable shielding connectors. The first shielding member has first and second dimensions exceeding first and second dimensions defined by the circuit and is disposed on a first side of the circuit. The second shielding member also has first and second dimensions exceeding first and second dimensions defined by the circuit and is disposed on a second side of the circuit. The first and second shielding members define at least one slot therebetween. Each of the plurality of shielding connectors is both plastically deformable and electrically conductive, and furthermore extends between the first shielding member and the second shielding member. The plurality of shielding connectors are disposed within and throughout said slot and spaced apart by a distance that is less than one-fourth the wavelength of an effective operating frequency of the circuit.
    • 用于电磁屏蔽电路承载衬底的布置包括第一和第二屏蔽构件以及多个可弹性变形的屏蔽连接器。 第一屏蔽构件具有超过由电路限定的第一和第二尺寸的第一和第二尺寸,并且设置在电路的第一侧上。 第二屏蔽构件还具有超过由电路限定的第一和第二尺寸的第一和第二尺寸,并且设置在电路的第二侧上。 第一和第二屏蔽构件在其间限定至少一个狭槽。 多个屏蔽连接器中的每一个都是可塑性变形和导电的,并且还在第一屏蔽构件和第二屏蔽构件之间延伸。 多个屏蔽连接器设置在所述槽内并贯穿所述槽并隔开距离小于电路的有效工作频率波长的四分之一。
    • 2. 发明授权
    • Arrangement for cooling an electrical assembly
    • 冷却电气组件的布置
    • US06304447B1
    • 2001-10-16
    • US09476024
    • 1999-12-31
    • James R. BortoliniScott E. FarleighGary J. GrimesJean S. NyquistCharles J. Sherman
    • James R. BortoliniScott E. FarleighGary J. GrimesJean S. NyquistCharles J. Sherman
    • H05K720
    • H05K7/20236H05K7/20636Y10T29/4935
    • An arrangement for cooling an electronic assembly includes a circuit board and an enclosure member. The circuit board has a first surface, a second surface, and at least a first electronic component or other heat-generating element secured to the first surface. The enclosure member is secured to said circuit board so as to form a fluid tight barrier of a compartment defined at least in part by said enclosure member. Such compartment includes a first subcompartment defined at least in part by said first surface and said enclosure member and a second subcompartment defined at least in part by said second surface and said enclosure member. The circuit board further includes at least one aperture extending between the first surface and the second surface such that the first subcompartment is in fluid communication with the second subcompartment.
    • 用于冷却电子组件的布置包括电路板和封闭构件。 电路板具有第一表面,第二表面以及固定到第一表面的至少第一电子元件或其它发热元件。 外壳构件被固定到所述电路板,以便形成至少部分地由所述外壳构件限定的隔室的流体密封的屏障。 这种隔室包括至少部分地由所述第一表面和所述外壳构件限定的第一子舱以及至少部分地由所述第二表面和所述外壳构件限定的第二子舱。 电路板还包括在第一表面和第二表面之间延伸的至少一个孔,使得第一子隔室与第二子隔室流体连通。
    • 3. 发明授权
    • Method and arrangement for cooling an electronic assembly
    • 冷却电子组件的方法和装置
    • US06175501B1
    • 2001-01-16
    • US09224602
    • 1998-12-31
    • James R. BortoliniScott E. FarleighGary J. GrimesCharles J. ShermanJean S. Nyquist
    • James R. BortoliniScott E. FarleighGary J. GrimesCharles J. ShermanJean S. Nyquist
    • H05K720
    • H05K7/20236
    • An arrangement for cooling an electronic assembly includes a circuit board having a primary circuit board portion and a secondary circuit board portion integrally secured to the primary circuit board portion. The arrangement also includes an enclosure member secured to the circuit board so as to create a fluid tight barrier of a compartment defined at least in part by the enclosure member. The arrangement further includes a first electronic component secured to the primary circuit board portion such that the first electronic component is located within the compartment. The arrangement also includes a second electronic component secured to the secondary circuit board portion such that the second electronic component is located outside of the compartment. The arrangement also includes a liquid disposed within the compartment such that the liquid is in a heat exchange relationship with the first electronic component. The arrangement also includes a gas in contact with the second electronic component such that the gas is in a heat exchange relationship with the second electronic component.
    • 用于冷却电子组件的装置包括具有一体地固定到主电路板部分的一次电路板部分和二次电路板部分的电路板。 该布置还包括固定到电路板的外壳构件,以便形成至少部分地由封闭构件限定的隔室的流体密封屏障。 该布置还包括固定到主电路板部分的第一电子部件,使得第一电子部件位于隔间内。 该布置还包括固定到次级电路板部分的第二电子部件,使得第二电子部件位于隔室的外部。 该布置还包括设置在隔室内的液体,使得液体与第一电子部件处于热交换关系。 该装置还包括与第二电子部件接触的气体,使得气体与第二电子部件处于热交换关系。
    • 4. 发明授权
    • Arrangement for liquid cooling an electrical assembly using assisted flow
    • 使用辅助流液体冷却电气组件的布置
    • US06938678B1
    • 2005-09-06
    • US09602037
    • 2000-06-23
    • James R. BortoliniScott E. FarleighGary J. GrimesJean S. NyquistCharles J. Sherman
    • James R. BortoliniScott E. FarleighGary J. GrimesJean S. NyquistCharles J. Sherman
    • H05K7/20
    • H05K7/20636
    • An arrangement for cooling an electronic assembly includes a circuit board, an enclosure member and at least one electromechanical actuator. The circuit board has a first surface, a second surface, and at least a first heat-generating element secured to the first surface. The circuit board further comprises at least one aperture extending between the first surface and the second surface. The enclosure member is secured to the circuit board so as to form a fluid tight barrier of a compartment defined at least in part by the enclosure member. The compartment includes a first subcompartment defined at least in part by the first surface and the enclosure member and a second subcompartment defined at least in part by the second surface and the enclosure member. The at least one electromechanical actuator is secured within the fluid type barrier and is operable to generate a flow movement in the direction of the at least one aperture when liquid is disposed in the fluid tight barrier.
    • 用于冷却电子组件的装置包括电路板,外壳构件和至少一个机电致动器。 电路板具有固定到第一表面的第一表面,第二表面和至少第一发热元件。 电路板还包括在第一表面和第二表面之间延伸的至少一个孔。 外壳构件固定到电路板,以形成至少部分地由封闭构件限定的隔间的流体密封的屏障。 该隔间包括至少部分地由第一表面和外壳构件限定的第一子舱,以及至少部分地由第二表面和外壳构件限定的第二子舱。 所述至少一个机电致动器被固定在所述流体型阻挡件内,并且当液体设置在所述流体密封屏障中时可操作以在所述至少一个孔的方向上产生流动运动。
    • 7. 发明授权
    • Field calibration of a digitally compensated crystal oscillator over a
temperature range
    • 数字补偿晶体振荡器在温度范围内进行现场校准
    • US5392005A
    • 1995-02-21
    • US129539
    • 1993-09-30
    • James R. BortoliniGary J. Grimes
    • James R. BortoliniGary J. Grimes
    • H03L1/02H03L1/00
    • H03L1/025
    • Solving the aging problem of crystal oscillators by doing field recalibration. The solution is to utilize an accurate external reference signal to determine when the frequency of the digital temperature compensated crystal oscillator (DTCXO) has drifted from the reference signal in excess of a specification. When this occurs, the DTCXO has used its internal compensation values to correct its output hence the difference between the external reference signal and the frequency of the DTCXO in excess of the specification is due to aging. A new compensation value for the present temperature is calculated using the reference signal. Using the well known fact that the temperature aging uniformly shifts the frequency over the temperature range, a controller utilizes the difference between the new compensation value and the stored compensation value for the present temperature to shift the entire set of compensation values to compensate for the aging effect.
    • 通过进行现场重新校准来解决晶体振荡器的老化问题。 解决方案是利用精确的外部参考信号来确定数字温度补偿晶体振荡器(DTCXO)的频率何时从超过规格的参考信号漂移。 当这种情况发生时,DTCXO使用其内部补偿值来校正其输出,因此外部参考信号与DTCXO的频率之间的差异超出规格是由于老化。 使用参考信号计算当前温度的新的补偿值。 使用众所周知的事实,即温度老化在温度范围内均匀地移动频率,控制器利用新的补偿值和存储的补偿值之间的差值来使当前温度偏移整个补偿值组以补偿老化 影响。
    • 8. 发明授权
    • Phase-lock loop initialized by a calibrated oscillator-control value
    • 通过校准的振荡器控制值初始化锁相环
    • US5473640A
    • 1995-12-05
    • US185100
    • 1994-01-21
    • James R. BortoliniGary J. Grimes
    • James R. BortoliniGary J. Grimes
    • H03L3/00H03L7/10H03L7/14H03D3/20
    • H03L7/146H03L3/00H03L7/10H04J3/0688
    • A phase-lock loop (FIG. 1) is initialized at power-up by an oscillator (14) control signal (28) that has previously been stored by a processor (20) in a non-volatile memory (27). The stored control signal is generated by the phase-lock loop's controller (12) in response to receipt of a calibrated reference input signal, as part of manufacturing of the phase-lock loop and occasionally thereafter during normal operation. Being stored in non-volatile memory, the control signal is not lost upon removal of power from the phase-lock loop. The stored control signal is then used to control the oscillator instead of the controller's output upon power-up and until the later one of (a) receipt by the phase-lock loop of a valid reference signal and (b) receipt of a directive for the controller to take over control of the oscillator.
    • 锁相环(图1)在上电时被先前由处理器(20)存储在非易失性存储器(27)中的振荡器(14)控制信号(28)初始化。 存储的控制信号由锁相环的控制器(12)响应于接收校准的参考输入信号而产生,作为锁相环的制造的一部分,并且有时在正常操作期间。 存储在非易失性存储器中,当从锁相环中取出电源时,控制信号不会丢失。 然后,存储的控制信号用于控制振荡器而不是上电时的控制器输出,直到后一个(a)由锁相环接收到有效参考信号,并且(b)接收到指令 控制器接管振荡器的控制。
    • 10. 发明授权
    • Apparatus for detection and localization of electrostatic discharge
(ESD) susceptible areas of electronic systems
    • 用于检测和定位电子系统的静电放电(ESD)敏感区域的装置
    • US5912559A
    • 1999-06-15
    • US655715
    • 1996-05-30
    • James R. BortoliniWilliam K. HoneaCharles J. Sherman
    • James R. BortoliniWilliam K. HoneaCharles J. Sherman
    • G01R31/14G01N27/61G01R31/10
    • G01R31/14
    • An apparatus and method are disclosed for use in detecting and localizing electrostatically susceptible areas of electronic systems. An exemplary apparatus includes: (1) an ESD gun for providing a source of electric current; (2) a wire coil for generating a magnetic field; and (3) a shielded transmission line, such as a coaxial transmission line ("coax"), for receiving current from the gun. The center conductor of the coax is coupled at one end to the gun and at the other end to one end of the wire coil. The other end of the wire coil is coupled to ground. The current flowing through the wire coil creates a magnetic field, which is bi-directional and orthogonal to the plane of the coil. The magnetic field causes errors in the operation of the system under test when the coil is placed in close proximity with ESD susceptible system components. As such, components that are ESD susceptible can be easily detected and localized. Another feature of the foregoing exemplary apparatus includes a magnetic field absorptive shield (e.g. ferrite-based) coupled to the coax and situated substantially parallel to the plane of the coil. The shield is used to effectively inhibit the magnetic field from emanating from one side of said coil, thereby providing further directionality to the apparatus.
    • 公开了用于检测和定位电子系统的静电敏感区域的装置和方法。 示例性装置包括:(1)用于提供电流源的ESD枪; (2)用于产生磁场的线圈; 以及(3)用于从枪接收电流的诸如同轴传输线(“同轴电缆”)的屏蔽传输线。 同轴电缆的中心导体在一端与枪连接,另一端耦合到线圈的一端。 线圈的另一端连接到地面。 流过线圈的电流产生与线圈平面成双轴正交的磁场。 当线圈靠近ESD敏感系统部件时,磁场会导致被测系统运行中的错误。 因此,可以容易地检测和定位ESD易受影响的部件。 前述示例性装置的另一特征包括耦合到同轴电缆并且基本上平行于线圈平面设置的磁场吸收屏蔽(例如基于铁氧体)。 屏蔽用于有效地抑制磁场从所述线圈的一侧发出,从而为该装置提供进一步的方向性。