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    • 71. 发明授权
    • Method for manufacturing a gate-control diode semiconductor device
    • 栅极控制二极管半导体器件的制造方法
    • US08486754B1
    • 2013-07-16
    • US13534983
    • 2012-06-27
    • Pengfei WangChengwei CaoQingqing SunWei Zhang
    • Pengfei WangChengwei CaoQingqing SunWei Zhang
    • H01L21/00
    • H01L29/22H01L29/66356H01L29/7391
    • This invention belongs to semiconductor device manufacturing field and discloses a method for manufacturing a gate-control diode semiconductor device. When the gate voltage is relatively high, the channel under the gate has an n type and the device has a simple gate-control pn junction structure; by way of controlling the effective n-type concentration of the ZnO film through back-gate control, inverting the n-type ZnO into p-type through the gate and using NiO as a p-type semiconductor, an n-p-n-p doping structure is formed. The present invention features capacity of manufacturing gate-control diode devices able to reduce the chip power consumption through the advantages of a high driving current and small sub-threshold swing, is especially applicable to the manufacturing of reading & writing devices having flat panel displays & phase change memory, and semiconductor devices based on flexible substrates.
    • 本发明属于半导体器件制造领域,并且公开了一种用于制造栅极控制二极管半导体器件的方法。 当栅极电压相对较高时,栅极下方的沟道具有n型,器件具有简单的栅极控制pn结结构; 通过背栅控制来控制ZnO膜的有效n型浓度,通过栅极将n型ZnO转换成p型并使用NiO作为p型半导体,形成n-p-n-p掺杂结构。 本发明特征在于能够通过高驱动电流和小的次阈值摆幅的优点来制造能够降低芯片功耗的栅极控制二极管器件的能力,特别适用于具有平板显示器的读写装置的制造, 相变存储器以及基于柔性基板的半导体器件。
    • 72. 发明授权
    • Method and apparatus for spectrum access of secondary users in cognitive radio system
    • 认知无线电系统中二级用户频谱接入的方法和装置
    • US08463188B2
    • 2013-06-11
    • US12649926
    • 2009-12-30
    • Xiaoying GanXin LongWei ZhangYuan Zhou
    • Xiaoying GanXin LongWei ZhangYuan Zhou
    • H04B17/00
    • H04W16/14
    • A method and apparatus for spectrum access of secondary users in a cognitive radio system are provided. The method includes: estimating parameters of a primary channel according to the Markov model used by the primary channel; selecting a primary channel that has the largest available bandwidth according to the estimated channel parameters when multiple primary channels exist; detecting the selected primary channel; and accessing the primary channel to transmit data when the channel is idle. Therefore, an optimum primary channel can be selected from multiple primary channels by estimating channel parameters to satisfy high data transmission requirements and improve system performance.
    • 提供了一种在认知无线电系统中次要用户频谱接入的方法和装置。 该方法包括:根据主信道使用的马尔可夫模型估计主信道的参数; 当存在多个主要信道时,根据估计的信道参数选择具有最大可用带宽的主信道; 检测所选择的主要信道; 并且当信道空闲时访问主信道以发送数据。 因此,通过估计信道参数以满足高数据传输需求并提高系统性能,可以从多个主信道中选择最佳主信道。
    • 74. 发明授权
    • Cryogenic rectification method
    • 低温精馏法
    • US08448463B2
    • 2013-05-28
    • US12411700
    • 2009-03-26
    • Neil Mark ProsserWei Zhang
    • Neil Mark ProsserWei Zhang
    • F25J3/00
    • F25J3/0423F25J3/04084F25J3/0409F25J3/04218F25J3/04309F25J3/04387F25J3/04412F25J3/04678F25J2240/10F25J2240/22F25J2245/58
    • The present invention provides a method of rectifying an oxygen, nitrogen and argon containing feed stream that employs high and low pressure columns and an argon column. Refrigeration is imparted through turboexpansion of a nitrogen-rich vapor stream withdrawn from the high pressure column. The nitrogen-rich vapor stream has a sufficiently high flow rate that the flow of both vapor and liquid within the low pressure column is decreased to such an extent that the diameter of the low pressure column can be made substantially equal to or less than that of the high pressure column. The use of the argon column allows recovery of the oxygen to be increased over that which would otherwise be obtained given the draw of the nitrogen-rich vapor. The argon column can be an argon rejection column in which the separated argon is discarded as waste.
    • 本发明提供一种使含有高,低压塔和氩塔的含氧,氮和氩的进料流整流的方法。 通过从高压塔排出的富氮蒸气流的涡轮膨胀来赋予制冷。 富氮蒸汽流具有足够高的流速,使得低压塔内的蒸汽和液体两者的流量降低到使得低压塔的直径基本上等于或小于 高压塔。 使用氩气柱可以使氧气的回收率增加到超过在富氮蒸气的排出时否则将获得的氧气。 氩塔可以是氩排除塔,其中分离的氩被浪费掉。
    • 75. 发明申请
    • METHOD AND SYSTEM FOR FINANCIAL CARD TRANSACTION VERIFICATION
    • 金融卡交易验证方法与系统
    • US20130085887A1
    • 2013-04-04
    • US13269529
    • 2011-10-07
    • Wei Zhang
    • Wei Zhang
    • G06Q30/06G06K7/01G06F17/00
    • G06Q40/00
    • The invention is aimed to verify credit card transaction or any transaction using similar payment mechanism through joint effort of cardholder and card issuer. In accordance with the invention, principle of method to verify financial card transaction is to use a mobile communication device (MCD) carried by cardholder to maintain an event record in a record list every time when cardholder starts a payment using a financial card, then, having wireless communication network address of the MCD in account record associated with the financial card, account server of corresponding card issuer notifies the MCD a newly occurred activity regarding to payment transaction upon the account, after that, the MCD searches the record list trying to establish a match between the newly received activity notice and an existing event record that both the event record and the notice have substantially simultaneous occurring time, thus being considered for the same transaction.
    • 本发明旨在通过持卡人和发卡机构的共同努力来验证信用卡交易或使用类似支付机制的任何交易。 根据本发明,验证金融卡交易的方法原理是使用持卡人携带的移动通信设备(MCD),每当持卡人使用金融卡开始支付时,将事件记录保存在记录列表中, 在与金融卡相关联的帐户记录中具有MCD的无线通信网络地址,相应的卡片发行者的帐户服务器通知MCD在帐户上关于支付交易的新发生的活动,之后,MCD搜索记录列表,试图建立 新接收到的活动通知与事件记录和通知之间存在大致同时发生的时间的现有事件记录之间的匹配,从而被考虑用于相同的事务。
    • 76. 发明申请
    • METHODS FOR ROAD SAFETY ENHANCEMENT USING MOBILE COMMUNICATION DEVICE
    • 使用移动通信设备的道路安全增强方法
    • US20130082874A1
    • 2013-04-04
    • US13269515
    • 2011-10-07
    • Wei Zhang
    • Wei Zhang
    • G01S19/48G08G1/01
    • G01S19/48G01S5/0072G07C5/008G07C5/085G08G1/163G08G1/167
    • Methods for road safety enhancement use mobile communication device (MCD) onboard vehicle to share traveling data through inter-vehicle communication broadcasting, perform road hazard warning, enhance road navigation, and provide autonomous road assistance. The methods have a variety of vehicle status data, such as moving data, steering data, or indicator data, obtained through GPS or image capturing and recognition of instrument cluster of vehicle. The image capturing and recognition allows to get speed data from indication of speedometer, indication of left or right turn signal, steering action data corresponding to steering wheel rotation, and light-on indication of system status indicators. To facilitate that, the MCD may be placed in front of steering wheel, and, if applicable, also in coupling with movement of steering wheel. The MCD may perform relative positioning map-matching lane correlation and GPS-update-interval speed positioning to improve data quality regarding vehicle moving status.
    • 道路安全改进方法采用车载通信装置(MCD),通过车内通信广播分享旅行数据,执行道路危险警告,加强道路导航,提供自主道路辅助。 该方法具有通过GPS获得的各种车辆状态数据,例如移动数据,指导数据或指示符数据,或车辆仪表组的图像捕获和识别。 图像捕获和识别允许从速度表的指示,左转或右转信号的指示,对应于方向盘旋转的转向动作数据以及系统状态指示灯的点亮指示来获取速度数据。 为了方便起见,MCD可以放置在方向盘的前方,如果适用,也可以与方向盘的运动联动。 MCD可以执行相对定位图匹配车道相关和GPS更新间隔速度定位,以提高关于车辆移动状态的数据质量。