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    • 1. 发明授权
    • Integrated waveguide/stripline transition
    • 集成波导/带状线过渡
    • US5311153A
    • 1994-05-10
    • US917633
    • 1992-07-17
    • James C. LauRichard P. MalmgrenKenneth Lui
    • James C. LauRichard P. MalmgrenKenneth Lui
    • H01P5/107H03H5/00
    • H01P5/107
    • An integrated waveguide/stripline signal transition structure and method for fabricating the same are provided for allowing high frequency signal transitions. The signal transition structure includes a waveguide which has a conductive cavity for guiding electromagnetic waves therethrough. A first conductive circuit layer is fabricated within the conductive cavity and is electrically connected thereto. A second conductive signal layer is fabricated within the conductive cavity and is isolated from the conductive cavity and the first conductive signal layer. A plurality of dielectric layers are provided which suspend the first and second conductive signal layers within the conductive cavity. The second conductive signal layer and the conductive cavity thereby allow for signal transitions therebetween. The first and second conductive signal layers and dielectric material are integrally fabricated on top of a removable material which is subsequently removed. In an alternate embodiment, a single dielectric layer is provided for suspending the first and second conductive signal layers. In addition, an array of signal transition structures may be integrally fabricated within a housing structure.
    • 提供了一种集成的波导/带状线信号转换结构及其制造方法,用于允许高频信号转换。 信号转换结构包括具有导电电磁波的导电腔的波导。 第一导电电路层制造在导电腔内并与其电连接。 在导电腔内制造第二导电信号层,并与导电腔和第一导电信号层隔离。 提供了多个介电层,其将第一和第二导电信号层悬挂在导电腔内。 因此,第二导电信号层和导电腔允许它们之间的信号转换。 第一和第二导电信号层和电介质材料整体地制造在随后被去除的可去除材料的顶部上。 在替代实施例中,提供单个电介质层用于悬挂第一和第二导电信号层。 此外,信号转变结构的阵列可以一体地制造在壳体结构内。
    • 2. 发明授权
    • Electrodeposition of nickel-iron alloys having a low temperature
coefficient and articles made therefrom
    • 电沉积具有低温度系数的镍铁合金和由其制成的制品
    • US4231847A
    • 1980-11-04
    • US917779
    • 1978-06-21
    • Kenneth Lui
    • Kenneth Lui
    • C25D3/56C25D1/02C25D1/06
    • C25D3/562C25D1/06
    • There is disclosed a method of electrodepositing, on a substrate, a substantially homogeneous admixture (alloy) of nickel and iron containing substantially no iron oxides and having a low temperature expansion coefficient. The method includes the steps of forming an aqueous electrolyte solution of nickel chloride and ferrous sulfate containing ferrous ions and nickel ions present in predetermined concentrations which will yield a nickel iron alloy with predetermined proportions of nickel and iron and having a low temperature expansion coefficient, and electrodepositing the nickel and iron from the solution onto a substrate using a nickel iron anode whose proportions of nickel and iron equal or substantially equal those of the alloy to be deposited, whereby the anode is electrochemically corroded by the solution at substantially 100% efficiency to continuously and uniformly maintain the proper nickel and iron proportions in the solution during the entire electrodeposition process. When electrodepositing the iron and nickel on the substrate it is important that free oxygen be excluded from the electrolyte solution. In addition, there is disclosed an optical mirror consisting essentially of an electrodeposited nickel-iron face sheet having a relatively low temperature coefficient of expansion on a lightweight graphite backup substrate having approximately the same temperature coefficient of expansion as the electrodeposited nickel-iron face sheet.
    • 公开了一种在基材上电沉积基本上不含铁氧化物并具有低温膨胀系数的镍和铁的基本均匀的混合物(合金)的方法。 该方法包括以下步骤:形成以预定浓度存在的含有亚铁离子和镍离子的氯化镍和硫酸亚铁的电解质溶液,其将产生具有预定比例的镍和铁并具有低温膨胀系数的镍铁合金,以及 将镍和铁从溶液中电沉积到基底上,使用镍铁和铁的比例相等或基本上等于要沉积的合金的镍铁阳极,由此阳极以大致100%的效率被电化学腐蚀,以连续地 并且在整个电沉积过程中在溶液中均匀地保持适当的镍和铁比例。 当将铁和镍电沉积在基材上时,重要的是将游离氧从电解质溶液中排除。 此外,公开了一种光学反射镜,其基本上由电沉积的镍 - 铁表面片构成,该电沉积镍 - 铁表面片在轻质石墨支撑基板上具有与电沉积的镍 - 铁表面片具有大致相同的膨胀温度系数的相对较低的温度系数。
    • 3. 发明授权
    • Single crystal diamond wafer fabrication
    • 单晶金刚石晶圆制造
    • US5290392A
    • 1994-03-01
    • US894685
    • 1992-06-05
    • James C. LauKenneth LuiRichard P. Malmgren
    • James C. LauKenneth LuiRichard P. Malmgren
    • C30B25/02C30B29/04
    • C30B25/02C30B29/04Y10S117/915
    • This invention discloses a method of fabricating a plurality of diamond semiconductor wafers from a single crystal diamond semiconductor boule, where the diamond boule is grown by a chemical vapor deposition (CVD) process. Initially, a single crystal diamond seed is polished and an impurity layer is deposited on the polished seed crystal. The CVD growth process is then initiated to deposit a layer of single crystal diamond over the impurity layer to form the diamond boule. At desirable intervals, the CVD growth process is stopped and a surface of the diamond boule is polished in order to accept another impurity layer. Each impurity layer is photolithographically patterned in order to generate an alternating configuration of impurity regions and hole regions. The impurity regions and the hole regions enable the bond between the diamond layers to be weakened without causing the crystalline orientation to deviate. Once the diamond semiconductor boule is developed by this process, it can be easily sliced by a laser slicing process into a plurality of diamond semiconductor wafers along the impurity layers.
    • 本发明公开了一种从单晶金刚石半导体晶锭制造多个金刚石半导体晶片的方法,其中通过化学气相沉积(CVD)工艺生长金刚石晶粒。 最初,抛光单晶金刚石晶种,杂质层沉积在抛光晶种上。 然后开始CVD生长过程,以在杂质层上沉积一层单晶金刚石以形成金刚石晶粒。 以期望的间隔,停止CVD生长过程并抛光金刚石晶粒的表面以接受另一个杂质层。 每个杂质层被光刻图案化以便产生杂质区域和孔区域的交替构型。 杂质区域和空穴区域能够使金刚石层之间的结合减弱而不会导致晶体取向偏离。 一旦通过该工艺开发了金刚石半导体晶锭,则可以通过激光切片工艺将其容易地沿着杂质层切割成多个金刚石半导体晶片。
    • 7. 发明授权
    • Testing device for integrated circuits on wafer
    • 晶圆上集成电路测试装置
    • US5479109A
    • 1995-12-26
    • US187952
    • 1994-01-28
    • James C. K. LauRichard P. MalmgrenKenneth Lui
    • James C. K. LauRichard P. MalmgrenKenneth Lui
    • G01R1/073G01R1/06
    • G01R1/07357
    • An electrical testing device is provided for testing integrated circuits located on a wafer. The testing device employs a multi-layer test circuit having a plurality of contacts for contacting the integrated circuits on a wafer. The layers of the test circuit are embedded in a flexible transparent dielectric material which allows vertical flexing of the contacts and visual transparency through the circuit. Alignment markers are provided on the circuit and wafer and one or more viewing tubes may be used to allow a user to view the alignment markers so as to bring the circuit into proper alignment with the wafer. A microscope may further be employed with each viewing tube to provide accurate alignment examination. A stretching fixture is mounted on the circuit which enables a user to stretch the circuit to achieve a larger size when necessary.
    • 提供一种用于测试位于晶片上的集成电路的电测试装置。 测试装置采用具有多个触点的多层测试电路,用于接触晶片上的集成电路。 测试电路的层被嵌入柔性透明电介质材料中,允许触点的垂直弯曲和通过电路的视觉透明度。 对准标记设置在电路和晶片上,并且一个或多个观察管可以用于允许用户观看对准标记,以使电路与晶片正确对准。 每个观察管可以进一步使用显微镜以提供精确的对准检查。 拉伸夹具安装在电路上,使得用户能够在必要时拉伸电路以实现更大的尺寸。
    • 10. 发明授权
    • Interconnector attachment machine
    • 互连器附件机
    • US4602417A
    • 1986-07-29
    • US545016
    • 1983-10-24
    • Hans G. MeschAlbert F. WollnerCharles E. GibsonKenneth Lui
    • Hans G. MeschAlbert F. WollnerCharles E. GibsonKenneth Lui
    • H01L21/00H01L31/05H01L31/18B23P23/00
    • H01L21/67138H01L31/0508H01L31/188Y02E10/50Y10S414/137Y10S414/14Y10T279/11Y10T29/5124Y10T29/5136Y10T29/5191Y10T29/5196Y10T29/53052Y10T29/53083Y10T29/53087Y10T29/53191Y10T29/53404Y10T29/53483
    • An integrated and automated multistation machine is provided for placement and attachment of electrically conductive interconnectors onto solar cells and the like. The machine comprises a rotatable turntable for supporting a plurality of solar cells in respective association with a corresponding plurality of operating stations and then for indexing the solar cells to the next operating stations in sequence. More particularly, the machine includes a cell loading station for transfer of a solar cell from a loading magazine and for precision placement onto one of a plurality of cell-supporting fixtures carried by the turntable. The turntable indexes the solar cells one at a time on the fixtures from the cell loading station first to a flux station whereat a liquid flux material is applied to predetermined points on the cell. The flux-bearing cell is then indexed in sequence to an interconnector dispensing station which places an interconnector at a predetermined point on the solar cell and then to an attachment station which secures the interconnector to the cell as by soldering. Additional pairs of interconnector dispensing and attachment stations may be provided for placing and attaching additional interconnectors onto the cell. The resultant cell/interconnector subassembly is then indexed to an inspection station and finally to a cell unloading station whereat the subassembly is transferred from the cell-supporting fixture and placed into an unloading magazine for removal from the machine.
    • 提供了一种集成和自动化的多机器,用于将导电互连器放置和附接到太阳能电池等上。 机器包括可旋转的转台,用于与相应的多个操作站分别相关联地支撑多个太阳能电池,然后依次将太阳能电池分配到下一个操作站。 更具体地,该机器包括用于从装载仓传送太阳能电池并且用于精确地放置在由转台承载的多个电池支撑固定装置之一上的电池装载站。 转盘将电池装载站上的固定装置上的太阳能电池一次一个地指示到通电站,其中液体通量材料被施加到电池上的预定点。 然后将助焊剂单元按顺序分配到互连器分配站,其将互连器放置在太阳能电池上的预定点,然后到通过焊接将互连器固定到电池的附接站。 可以提供附加的互连器分配和附接站对,用于将额外的互连器放置和附接到电池上。 所得到的电池/互连器子组件然后被分配到检查站并且最后转移到电池卸载站,在该电池卸载站中,组件从电池支撑固定装置传送并放置在卸载盒中以从机器移出。