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    • 4. 发明授权
    • Method of making p-doped silicon films
    • 制造p掺杂硅膜的方法
    • US4400409A
    • 1983-08-23
    • US151301
    • 1980-05-19
    • Masatsugu IzuVincent D. CannellaStanford R. Ovshinsky
    • Masatsugu IzuVincent D. CannellaStanford R. Ovshinsky
    • H01L31/04C23C16/517C23C16/54H01L21/205H01L27/142H01L31/046H01L31/16H01L31/18
    • C23C16/54C23C16/517H01L31/046H01L31/18Y02E10/50
    • The production of improved photovoltaic solar cells and the like comprising both p and n type deposited silicon film regions is made possible by a process which provides more efficient p-doped silicon films with higher acceptor concentrations. The process utilizes previously known p-dopant metal or boron gaseous materials in unique forms and conditions in a glow discharge silicon preferably hydrogen and fluorine compensated deposition process. Thus, p-dopant metals like aluminum may be used in an elemental evaporated form, rather than in a gaseous compound form heretofore ineffectively used and deposited with the glow discharge deposited silicon on substrates kept at lower temperatures where fluorine and hydrogen compensation is most effective. Preferably boron in a gaseous compound form like diborane and other p-dopant metals in a gaseous form are used uniquely during the glow discharge deposition of silicon by heating the substrate to heretofore believed undesirably higher temperatures, like at least about 450.degree. C. to 800.degree. C. where at least fluorine compensation, if desired, is still effective. The improved devices, such as solar cells, can be manufactured in a continuous process on a web type substrate moved through a plurality of film deposition chambers. Each of the chambers is dedicated to depositing a particular type of film layer (p, i or n) and is isolated from the other chambers.
    • 通过提供更高效的具有较高受主浓度的p掺杂硅膜的方法,可以实现包括p型和n型沉积硅膜区域的改进的光伏太阳能电池等的生产。 该方法利用先前已知的p-掺杂剂金属或硼气体材料在辉光放电硅中的独特形式和条件,优选氢和氟补偿沉积工艺。 因此,诸如铝的p-掺杂剂金属可以以元素蒸发形式使用,而不是迄今为止无效使用的气体化合物形式,并且将辉光放电沉积的硅沉积在保持在氟和氢补偿最有效的较低温度的基板上。 优选地,在气态化合物中形成的乙硼烷和其它p-掺杂剂金属的硼在硅的辉光放电沉积期间被独特地用于通过加热基底到目前为止认为不期望的较高温度,如至少约450℃至800℃ 如果需要,至少氟补偿仍然有效。 诸如太阳能电池的改进的装置可以在通过多个成膜室移动的网状基板上的连续工艺中制造。 每个室专用于沉积特定类型的膜层(p,i或n)并与其它室隔离。
    • 5. 发明授权
    • Programmable semiconductor structures and methods for using the same
    • 可编程半导体结构及其使用方法
    • US4646266A
    • 1987-02-24
    • US655961
    • 1984-09-28
    • Stanford R. OvshinskyRobert R. JohnsonVincent D. CannellaZvi Yaniv
    • Stanford R. OvshinskyRobert R. JohnsonVincent D. CannellaZvi Yaniv
    • H01L21/82H01L21/8229H01L27/06H01L27/10H01L27/102H01L27/118H01L29/861G11C17/00
    • H01L29/8615H01L27/0688H01L27/1021H01L27/118Y10S257/926
    • A solid state semiconductor device is disclosed which is programmable so as to alter the impedance between its two terminals. In many embodiments, the device is programmable to have any one of four conditions: a first in which the electrical impedance is relatively high in both directions; a second in which the impedance is relatively high in one direction and relatively low in the opposite direction; a third in which the impedance is relatively high in the opposite direction and relatively low in the first direction; and a fourth in which the impedance is relatively low in both directions. Such a programmable device can be made with semiconductor layers which form two series coupled back-to-back diodes, each of which can be selectively programmed to lose its rectifying feature. Structures are disclosed which include a plurality of such programmable devices in one or more separately programmable planes, each with its own addressing means. Programmable logic arrays can be formed out of such multilayered cell structures, including programmable logic arrays, in which the AND and OR planes are vertically disposed one on top of the other.
    • 公开了一种可编程的固态半导体器件,以便改变其两个端子之间的阻抗。 在许多实施例中,该装置可编程为具有以下四个条件中的任何一个:第一,其中电阻抗在两个方向上相对较高; 阻抗在一个方向上相对较高并且在相反方向上相对较低的第二个; 其中阻抗在相反方向上相对较高并且在第一方向上相对较低的第三, 阻抗在两个方向上相对较低的第四个。 这种可编程器件可以由形成两个串联耦合的背对背二极管的半导体层制成,每个二极管可被选择性地编程以失去其整流特征。 公开了在一个或多个单独可编程平面中包括多个这样的可编程设备的结构,每个具有其自己的寻址装置。 可编程逻辑阵列可以由这样的多层单元结构形成,包括可编程逻辑阵列,其中AND和OR平面垂直地布置在另一个之上。
    • 6. 发明授权
    • Optimized doped and band gap adjusted photoresponsive amorphous alloys
and devices
    • 优化掺杂和带隙调节的光响应非晶合金和器件
    • US4492810A
    • 1985-01-08
    • US442895
    • 1982-11-19
    • Stanford R. OvshinskyMasatsugu Izu
    • Stanford R. OvshinskyMasatsugu Izu
    • H01L21/205H01L31/20H01L31/06
    • H01L21/0242H01L21/02532H01L21/02576H01L21/02579H01L21/0262H01L31/20H01L31/202Y02E10/50
    • The production of improved photoresponsive amorphous alloys and devices, such as photovoltaic, photoreceptive devices and the like. The alloys and devices have improved wavelength threshold characteristics made possible by introducing one or more band gap adjusting elements and dopants into the alloys and devices in layers and/or clusters. The dopants and adjusting element or elements are added to the amorphous devices containing silicon and at least one reducing element, such as hydrogen. One adjusting element is germanium which narrows the band gap from that of the materials without the adjusting element incorporated therein. Other adjusting elements can be used such as tin or nitrogen along with conventional dopants. The silicon and adjusting elements are concurrently combined and deposited as amorphous alloys by vapor deposition, sputtering or glow discharge decomposition.The addition of the adjusting element(s) to the alloy in layers or clusters adjusts the band gap to a selected optimum wavelength threshold for a particular device to increase the photoabsorption efficiency to enhance the device photoresponsiveness without deleteriously adding states in the gap which decrease the efficiency of the devices. The dopants also are added in thin enough layers or clusters between undoped layers or portions so that the optical and electronic properties of the resulting alloys are not degraded. The dopants and adjusting element(s) can be added in varying amounts, in discrete layers and/or clusters or in substantially constant amounts in the alloys and devices.
    • 改进的光响应非晶合金和器件的生产,例如光伏,感光器件等。 合金和器件具有通过将一个或多个带隙调节元件和掺杂剂引入层和/或簇中的合金和器件而具有改进的波长阈值特性。 将掺杂剂和调节元素添加到含有硅和至少一种还原元素如氢的非晶体器件中。 一个调节元件是锗,其带隙与材料的带隙相比较窄,而调节元件并入其中。 可以使用其它调节元件,例如锡或氮以及常规掺杂剂。 硅和调节元件通过气相沉积,溅射或辉光放电分解同时组合并沉积为非晶态合金。 将调整元件添加到层或簇中的合金上将特定装置的带隙调整到所选择的最佳波长阈值,以增加光吸收效率以增强器件的光响应性,而不会在间隙中有害地添加状态,从而减少 设备的效率。 掺杂剂也被加入到不掺杂的层或部分之间的足够薄的层或簇中,使得所得合金的光学和电子性质不劣化。 掺杂剂和调节元件可以以不同的量,以离散的层和/或簇或在合金和器件中以基本恒定的量加入。
    • 9. 发明授权
    • Method for optimizing photoresponsive amorphous alloys and devices
    • 优化光响应非晶合金和器件的方法
    • US4342044A
    • 1982-07-27
    • US185520
    • 1980-09-09
    • Stanford R. OvshinskyMasatsugu Izu
    • Stanford R. OvshinskyMasatsugu Izu
    • H01L31/04C23C14/00C23C14/06C23C14/32C23C16/22C23C16/44G03G5/08H01L21/20H01L29/16H01L31/0376H01L31/076H01L31/18H01L31/20H01L45/00
    • H01L31/076C23C14/0026C23C14/06C23C14/32C23C16/22H01L29/1604H01L31/03762H01L31/18H01L31/202Y02E10/548Y02P70/521
    • The production of improved photoresponsive amorphous alloys and devices, such as photovoltaic, photoreceptive devices and the like; having improved wavelength threshold characteristics is made possible by adding one or more band gap adjusting elements to the alloys and devices. The adjusting element or elements are added at least to the active photoresponsive regions of amorphous devices containing silicon and fluorine, and preferably hydrogen. One adjusting element is germanium which narrows the band gap from that of the materials without the adjusting element incorporated therein. Other adjusting elements can be used such as tin. The silicon and adjusting elements are concurrently combined and deposited as amorphous alloys by vapor deposition, sputtering or glow discharge decomposition. The addition of fluorine bonding and electronegativity to the alloy acts as a compensating or altering element to reduce the density of states in the energy gap thereof. The fluorine bond strength allows the adjusting element(s) to be added to the alloy to adjust the band gap without reducing the electronic qualities of the alloy. Hydrogen also acts as a compensating or altering element to compliment fluorine when utilized therewith. The compensating or altering element(s) can be added during deposition of the alloy or following deposition. The addition of the adjusting element(s) to the alloys adjusts the band gap to a selected optimum wavelength threshold for a particular device to increase the photoabsorption efficiency to enhance the device photoresponsive without adding states in the gap which decrease the efficiency of the devices. The adjusting element(s) can be added in varying amounts, in discrete layers or in substantially constant amounts in the alloys and devices.
    • 改进的光响应非晶合金和器件的生产,例如光伏,感光器件等; 通过将一个或多个带隙调节元件添加到合金和器件,可以实现改进的波长阈值特性。 至少将调节元件添加到含硅和氟,优选氢的非晶体器件的活性光响应区域中。 一个调节元件是锗,其带隙与材料的带隙相比较窄,而调节元件并入其中。 可以使用其它调节元件,例如锡。 硅和调节元件通过气相沉积,溅射或辉光放电分解同时组合并沉积为非晶态合金。 向合金添加氟键和电负性作为补偿或改变元素,以减少其能隙中的状态密度。 氟键强度允许调节元件添加到合金中以调节带隙,而不降低合金的电子质量。 当与其一起使用时,氢也充当补偿或改变元素以补充氟。 补偿或更换元件可以在合金沉积期间或沉积后加入。 将调整元件添加到合金中将特定器件的带隙调整到选定的最佳波长阈值,以提高光吸收效率,以增强器件的光响应,而不会增加间隙中的状态,从而降低器件的效率。 调节元件可以以不同的量以不同的层或在合金和器件中以基本上恒定的量加入。
    • 10. 发明授权
    • Method for optimizing photoresponsive amorphous alloys and devices
    • 优化光响应非晶合金和器件的方法
    • US4522663A
    • 1985-06-11
    • US368221
    • 1982-04-14
    • Stanford R. OvshinskyMasatsugu Izu
    • Stanford R. OvshinskyMasatsugu Izu
    • C23C14/00C23C14/06C23C14/32C23C16/22C23C16/44H01L29/16H01L31/076H01L31/18C22C28/00
    • H01L31/076C23C14/0026C23C14/06C23C14/32C23C16/22H01L29/1604H01L31/18Y02E10/548Y10S420/903
    • The production of improved photoresponsive amorphous alloys and devices, such as photovoltaic, photoreceptive devices and the like; having improved wavelength threshold characteristics is made possible by adding one or more band gap adjusting elements to the alloys and devices. The adjusting element or elements are added at least to the active photoresponsive regions of amorphous devices containing silicone and fluorine, and preferably hydrogen. One adjusting element is germanium which narrows the band gap from that of the materials without the adjusting element incorporated therein. Other adjusting elements can be used such as tin. The silicon and adjusting elements are concurrently combined and deposited as amorphous alloys by vapor deposition, sputtering or glow discharge decomposition. The addition of fluorine bonding and electronegativity to the alloy acts as a compensating or altering element to reduce the density of states in the energy gap thereof. The fluorine bond strength allows the adjusting element(s) to be added to the alloy to adjust the band gap without reducing the electronic qualities of the alloy. Hydrogen also acts as a compensating or altering element to compliment fluorine when utilized therewith. The compensating or altering element(s) can be added during deposition of the alloy or following deposition. The addition of the adjusting element(s) to the alloys adjusts the band gap to a selected optimum wavelength threshold for a particular device to increase the photoabsorption efficiency to enhance the device photoresponsive without adding states in the gap which decrease the efficiency of the devices. The adjusting element(s) can be added in varying amounts, in discrete layers or in substantially constant amounts in the alloys and devices.
    • 改进的光响应非晶合金和器件的生产,例如光伏,感光器件等; 通过将一个或多个带隙调节元件添加到合金和器件,可以实现改进的波长阈值特性。 至少将调节元素添加到含有硅氧烷和氟,优选氢的非晶体器件的活性光响应区域中。 一个调节元件是锗,其带隙与材料的带隙相比较窄,而调节元件并入其中。 可以使用其它调节元件,例如锡。 硅和调节元件通过气相沉积,溅射或辉光放电分解同时组合并沉积为非晶态合金。 向合金添加氟键和电负性作为补偿或改变元素,以减少其能隙中的状态密度。 氟键强度允许调节元件添加到合金中以调节带隙,而不降低合金的电子质量。 当与其一起使用时,氢也充当补偿或改变元素以补充氟。 补偿或更换元件可以在合金沉积期间或沉积后加入。 将调整元件添加到合金中将特定器件的带隙调整到选定的最佳波长阈值,以提高光吸收效率,以增强器件的光响应,而不会增加间隙中的状态,从而降低器件的效率。 调节元件可以以不同的量以不同的层或在合金和器件中以基本上恒定的量加入。