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    • 1. 发明授权
    • Electronically managing items in a wish list
    • 电子管理愿望清单中的项目
    • US08612312B1
    • 2013-12-17
    • US13076317
    • 2011-03-30
    • Matthew M. EdwardsNitin BansalJacob D. CohenJeffrey J. HsuDon Le
    • Matthew M. EdwardsNitin BansalJacob D. CohenJeffrey J. HsuDon Le
    • G06Q30/00
    • G06Q30/0633
    • Systems and methods are provided for electronically managing items in a wish list. In some embodiments, order information associated with an order of one or more items may be received. The order may be associated with a purchasing customer, and may indicate that the purchasing customer is purchasing the one or more items of the order. One or more wish lists that were presented to the purchasing customer prior to receiving the order may be determined. For each of the one or more wish lists that were presented to the purchasing customer, it may be determined whether at least one of the items of the order is referenced in the wish list. The reference to the ordered item may then be removed from at least one of the wish lists.
    • 提供了用于电子管理愿望清单中的项目的系统和方法。 在一些实施例中,可以接收与一个或多个项目的订单相关联的订单信息。 该订单可能与采购客户相关联,并且可以指示采购客户正在购买订单的一个或多个项目。 可以确定在接收订单之前呈现给采购客户的一个或多个愿望清单。 对于呈现给购买客户的一个或多个愿望清单中的每一个,可以确定在该愿望清单中是否引用了该订单中的至少一个项目。 然后可以从至少一个希望列表中移除对订购商品的引用。
    • 3. 发明授权
    • Voltage regulator
    • 电压调节器
    • US08754620B2
    • 2014-06-17
    • US12698328
    • 2010-02-02
    • Nitin BansalKallol Chatterjee
    • Nitin BansalKallol Chatterjee
    • G05F1/00
    • G05F1/575
    • Described herein are principles for designing and operating a voltage regulator that will function stably and accurately without an external capacitance for all or a wide range of load circuits and characteristics of load circuits. In accordance with some of these principles, a voltage regulator is disclosed having multiple feedback loops, each responding to transients with different speeds, that operate in parallel to adjust an output current of the regulator in response to variations in the output current/voltage due to, for example, variations in a supply voltage and/or variations in a load current. In this way, a voltage regulator can respond quickly to variations in the output current/voltage and can avoid entering an unstable state.
    • 这里描述的是用于设计和操作电压调节器的原理,其将稳定且准确地运行,而无需外部电容用于所有或宽范围的负载电路和负载电路的特性。 根据这些原理中的一些,公开了一种电压调节器,其具有多个反馈回路,每个响应于不同速度的瞬变,其并联操作以响应于由于输出电流/电压的变化而调节调节器的输出电流 ,例如,电源电压的变化和/或负载电流的变化。 以这种方式,电压调节器可以快速响应输出电流/电压的变化,并且可以避免进入不稳定状态。
    • 4. 发明授权
    • Voltage regulator structure that is operationally stable for both low and high capacitive loads
    • 对于低电容负载和高容性负载都可操作稳定的稳压器结构
    • US08710809B2
    • 2014-04-29
    • US13170679
    • 2011-06-28
    • Rupesh KhareNitin Bansal
    • Rupesh KhareNitin Bansal
    • G05F1/00
    • G05F1/563
    • A regulator structure includes a first differential amplifier having a first input coupled to a reference voltage node. A second differential amplifier has a first input coupled to the output of the first differential amplifier. A third differential amplifier has a first input coupled to the output of the first differential amplifier. A first pmos transistor has its gate coupled to the second differential amplifier output, and its drain coupled to a second input of each of the first and second differential amplifiers. A second pmos transistor has its gate coupled to the third differential amplifier output, and its drain configured to output a regulated voltage which is also a second input of the third differential amplifier. A circuit is configured to replicate the regulated voltage and couple the replicated regulated voltage to the drain of the first pmos transistor.
    • 调节器结构包括具有耦合到参考电压节点的第一输入的第一差分放大器。 第二差分放大器具有耦合到第一差分放大器的输出的第一输入。 第三差分放大器具有耦合到第一差分放大器的输出的第一输入。 第一pmos晶体管的栅极耦合到第二差分放大器输出,其漏极耦合到第一和第二差分放大器中的每一个的第二输入端。 第二pmos晶体管的栅极耦合到第三差分放大器输出,其漏极被配置为输出也是第三差分放大器的第二输入的调节电压。 电路被配置为复制经调节的电压并将复制的调节电压耦合到第一pmos晶体管的漏极。
    • 5. 发明申请
    • On-chip power management
    • 片上电源管理
    • US20100164469A1
    • 2010-07-01
    • US12592942
    • 2009-12-04
    • Nitin Bansal
    • Nitin Bansal
    • H02J1/00
    • H02J1/00G06F1/26H02M1/36
    • The present disclosure teaches a power management device for providing one or more voltages and prohibiting the operation until the IC is initialized and voltage stability is achieved. The power management device includes a power regulator block and a masking block. The power regulator block includes one or more of the following elements: -a regulator, a bandgap reference generator, a low voltage detector LVDD, a low voltage detector LVDM, and a plurality of logic gates. In one embodiment, the masking block includes one or more level shifters, a plurality of logic gates, a D flip-flop, and a power on reset circuit (PoR).
    • 本公开教导了用于提供一个或多个电压并且禁止操作的电力管理装置,直到IC被初始化并且实现了电压稳定性。 电源管理装置包括电源调节器块和屏蔽块。 功率调节器块包括以下元件中的一个或多个:调节器,带隙基准发生器,低电压检测器LVDD,低电压检测器LVDM和多个逻辑门。 在一个实施例中,屏蔽块包括一个或多个电平移位器,多个逻辑门,D触发器和上电复位电路(PoR)。
    • 6. 发明授权
    • Integrated low dropout linear voltage regulator with improved current limiting
    • 集成低压差线性稳压器,具有改进的电流限制
    • US06952091B2
    • 2005-10-04
    • US10731884
    • 2003-12-09
    • Nitin Bansal
    • Nitin Bansal
    • G05F1/575G05F1/573
    • G05F1/575
    • An integrated Low Dropout (LDO) linear voltage regulator provides improved current limiting. A differential voltage amplifier compares an output voltage to reference voltage and controls a pass transistor to make the output voltage substantially match the reference voltage. This is accomplished by sensing the output voltage of the voltage regulator for application to a first input of the differential amplifier and coupling a second input of the differential amplifier to the reference voltage. A current sense transistor utilizes current mirroring techniques to sense the current passing through the pass transistor to the output. This sensed current is compared to a reference current. The result of that comparison is fed back to the differential voltage amplifier to in a manner that increases the apparently sensed output voltage in situations where the sensed current exceeds the reference current.
    • 集成的低压差(LDO)线性稳压器提供改进的电流限制。 差分电压放大器将输出电压与参考电压进行比较,并且控制通过晶体管以使输出电压基本上与参考电压相匹配。 这是通过感测电压调节器的输出电压来实现的,以将其应用于差分放大器的第一输入并将差分放大器的第二输入端耦合到参考电压。 电流检测晶体管利用电流镜像技术来检测通过传输晶体管的电流到输出。 将该感测电流与参考电流进行比较。 该比较的结果被反馈到差分电压放大器,以在感测电流超过参考电流的情况下增加明显感测的输出电压。
    • 7. 发明授权
    • On-chip power management
    • 片上电源管理
    • US08909948B2
    • 2014-12-09
    • US12592942
    • 2009-12-04
    • Nitin Bansal
    • Nitin Bansal
    • H02J1/00G06F1/26H02M1/36
    • H02J1/00G06F1/26H02M1/36
    • The present disclosure teaches a power management device for providing one or more voltages and prohibiting the operation until the IC is initialized and voltage stability is achieved. The power management device includes a power regulator block and a masking block. The power regulator block includes one or more of the following elements:- a regulator, a bandgap reference generator, a low voltage detector LVDD, a low voltage detector LVDM, and a plurality of logic gates. In one embodiment, the masking block includes one or more level shifters, a plurality of logic gates, a D flip-flop, and a power on reset circuit (PoR).
    • 本公开教导了用于提供一个或多个电压并且禁止操作的电力管理装置,直到IC被初始化并且实现了电压稳定性。 电源管理装置包括电源调节器块和屏蔽块。 功率调节器块包括以下元件中的一个或多个:调节器,带隙基准发生器,低电压检测器LVDD,低电压检测器LVDM和多个逻辑门。 在一个实施例中,屏蔽块包括一个或多个电平移位器,多个逻辑门,D触发器和上电复位电路(PoR)。
    • 9. 发明授权
    • Integrated circuit capable of operating at different supply voltages
    • 能够在不同电源电压下工作的集成电路
    • US08045353B2
    • 2011-10-25
    • US11645815
    • 2006-12-26
    • Nitin Bansal
    • Nitin Bansal
    • H02M1/00
    • H01L23/5286H01L24/06H01L27/0207H01L2924/13091H01L2924/14H01L2924/00
    • A chip configuration for dual board voltage compatibility comprising ballast I/O pads, regulator control block and VDDCO pad. If 1.8V is available on board, all 1.8V pads are connected to the package pins and the VDDCO pad is double bonded with one 1.8V package pin. This ensures that the regulator is in operation providing 1.2V supply to the core. If 1.2V is available on board, all 1.2V pads are bonded to the package pins and VDDCO pad is left unbonded. A weak pulldown ensures that the regulator is inoperational and the gate voltage of ballast transistor is pulled up. Now 1.2V pads directly get supply from the board through package pins and is provided to the core without suffering IR drop.
    • 双板电压兼容性的芯片配置,包括镇流器I / O焊盘,调节器控制块和VDDCO焊盘。 如果板载1.8V,所有1.8V焊盘都连接到封装引脚,并且VDDCO焊盘与1.8V封装引脚双重连接。 这确保了稳压器在运行时向核心提供1.2V电源。 如果板载1.2V,则所有1.2V焊盘均焊接到封装引脚上,并且VDDCO焊盘未连接。 弱下拉确保调节器不工作,并且镇流器晶体管的栅极电压被拉高。 现在,1.2V焊盘直接通过封装引脚从板上供电,并提供给核心,而不会受到红外线损坏。