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    • 41. 发明申请
    • METHOD OF AND APPARATUS FOR REDUCING PAPR IN FILTER-BANK MULTI-CARRIER SYSTEM
    • 滤波器多载波系统中减少PAPR的方法和装置
    • US20140192925A1
    • 2014-07-10
    • US14234729
    • 2012-07-13
    • Dong Li
    • Dong Li
    • H04L27/34H04L25/08H04L27/38H04L27/36
    • H04L27/3411H04L25/08H04L27/2614H04L27/2636H04L27/264H04L27/362H04L27/38
    • The invention relates to a method of reducing Peak-to-Average. Power Ratio in a transmitting device of a filter-hank multi-carrier system, which includes the steps of: performing constellation modulation (210) on data to be transmitted; performing K-point Discrete Fourier Transform (220) on a vector composed of K constellation symbols resulting from the constellation modulation: and performing Offset-Quadrature Amplitude Modulation (230) on a data vector resulting from the Discrete Fourier Transform, wherein the parameter K represents the number of subcarriers allocated for transmission of the data to be transmitted. With the solution proposed by the invention. PAPR of a signal can be significantly reduced without adding a large number of operations to thereby improve the efficiency of a power amplification circuit, to improve effective transmission, power and to alleviate nonlinear distortion of the signal during a power amplification.
    • 本发明涉及降低峰值平均值的方法。 功率比在滤波器汉克多载波系统的发射设备中,其包括以下步骤:对要发射的数据执行星座调制(210); 对由星座调制产生的K个星座符号构成的向量进行K点离散傅立叶变换(220),并对由离散傅里叶变换得到的数据向量执行偏移正交幅度调制(230),其中参数K表示 分配用于发送要发送的数据的子载波的数量。 利用本发明提出的解决方案。 信号的PAPR可以显着减少,而不需要增加大量的操作,从而提高功率放大电路的效率,从而提高功率放大期间信号的有效传输,功率和减轻非线性失真。
    • 43. 发明授权
    • Low power power-on-reset (POR) circuit
    • 低功率上电复位(POR)电路
    • US08344767B2
    • 2013-01-01
    • US12904702
    • 2010-10-14
    • Dong LiHai Tao
    • Dong LiHai Tao
    • H03L7/00
    • H03K17/223
    • In one general aspect, an apparatus can include a first voltage detect circuit configured to produce an output signal at a first power supply voltage, and configured to be in a non-monitoring state at a second power supply voltage greater than the first power supply voltage. The apparatus can include a second voltage detect circuit configured to change from a non-monitoring state to a monitoring state and configured to produce an output signal at a third power supply voltage between the first power supply voltage and the second power supply voltage. The apparatus can also include a combination circuit configured to produce a power-on-reset signal based on a logical combination of the output signal produced by the first voltage detect circuit and the output signal produced by the second voltage detect circuit.
    • 在一个一般方面,装置可以包括第一电压检测电路,其被配置为在第一电源电压下产生输出信号,并且被配置为处于非第一电源电压的第二电源电压处于非监视状态 。 该装置可以包括第二电压检测电路,其被配置为从非监视状态改变到监视状态,并且被配置为在第一电源电压和第二电源电压之间以第三电源电压产生输出信号。 该装置还可以包括组合电路,其被配置为基于由第一电压检测电路产生的输出信号和由第二电压检测电路产生的输出信号的逻辑组合产生上电复位信号。
    • 44. 发明授权
    • Shared language model
    • 共享语言模型
    • US08316295B2
    • 2012-11-20
    • US11713255
    • 2007-03-01
    • Dong LiQian Xun Johnson Li
    • Dong LiQian Xun Johnson Li
    • G06F17/00G06F17/28
    • G06F17/276G06F17/2863
    • A shared language model may be provided. First, a first input may be received. Then, in response to the first input, an input mode may be determined comprising one of the following: a pinyin input mode, a stroke order input mode, and a stroke number input mode. Then, data may be received based on the determined input mode. The received data may be converted using the determined input mode and using a language model. The language model may be configured to be used with each of the following input modes: the pinyin input mode, the stroke order input mode, and the stroke number input mode.
    • 可以提供共享语言模型。 首先,可以接收第一输入。 然后,响应于第一输入,可以确定包括以下之一的输入模式:拼音输入模式,笔画顺序输入模式和笔画数输入模式。 然后,可以基于所确定的输入模式接收数据。 可以使用所确定的输入模式并使用语言模型来转换接收到的数据。 语言模型可以配置为与以下每种输入模式一起使用:拼音输入模式,笔顺输入模式和笔画数输入模式。
    • 46. 发明申请
    • METHOD AND APPARATUS FOR MIMO-BASED MULTIPLE BASE STATION COLLABORATIVE COMMUNICATION
    • 基于MIMO的多基站协作通信的方法与装置
    • US20110207494A1
    • 2011-08-25
    • US13125304
    • 2008-10-31
    • Xiaolong ZhuDong LiYang Song
    • Xiaolong ZhuDong LiYang Song
    • H04B7/26
    • H04B7/024H04L5/0014H04L5/0035H04L5/0094H04W72/1278
    • A solution for multiple base station collaborative communication in TDD (Time Division Duplex) and FDD (Frequency Division Duplex) systems is provided. To be specific, a serving base station and coordinating base station transmit detection signals with specific Multiple Input Multiple Output (MIMO) features on one or more communication resources. The mobile station measures the detection signals on the one or more communication resources and generates indication information of the recommended collaborative communication modes based on the measurement results. Preferably the indexes of the time-frequency resources corresponding to the recommended collaborative communication modes are reported to the serving base station. Then the serving base station schedules at least one of the one or more mobile stations according to the indication information reported by the one or more stations and provides MIMO communication manner for the mobile station scheduled. The coverage of the cells is improved, the cell edge user throughput is increased and the inter-cell interference between neighboring base stations is decreased by exploiting the invention. Preferably the amount of uplink feedback information is decreased and the uplink bandwidth is saved.
    • 提供了TDD(时分双工)和FDD(Frequency Division Duplex)系统中多基站协同通信的解决方案。 具体来说,服务基站和协调基站在一个或多个通信资源上传送具有特定多输入多输出(MIMO)特征的检测信号。 移动站测量一个或多个通信资源上的检测信号,并基于测量结果生成推荐的协作通信模式的指示信息。 优选地,将与推荐的协作通信模式相对应的时间 - 频率资源的索引报告给服务基站。 然后,服务基站根据由一个或多个站报告的指示信息来调度一个或多个移动站中的至少一个,并为调度的移动站提供MIMO通信方式。 改善了小区的覆盖范围,通过利用本发明,增加了小区边缘用户吞吐量并减少了相邻基站之间的小区间干扰。 优选地,上行链路反馈信息的量减少,并且保存上行链路带宽。
    • 47. 发明申请
    • METHOD AND DEVICE FOR REALIZING GROUPING IN MULTI-INPUT MULTI-OUTPUT TRANSMISSION WITH MULTIPLE-SECTOR COORDINATION
    • 用于实现多输入多输出多传输协调分组的方法和装置
    • US20110142164A1
    • 2011-06-16
    • US13059701
    • 2008-08-18
    • Keying WuYang SongLiyu CaiDong Li
    • Keying WuYang SongLiyu CaiDong Li
    • H04L27/00
    • H04B7/024H04B7/0495
    • A method and device for performing Multi-Input Multi-Output transmission to a mobile terminal in the base station devices of a wireless communication system is provided. Each base station device determines the sector coordination group used at a certain frequency band according to system settings. Each base station device only performs multiple-sector (-cell) collaborative MIMO transmission in the sector coordination group which includes the sectors governed by the base station device. A simple and effective method is provided for realizing the multiple-sector (-cell) MIMO technology, its advantages including but not limited to there being a reduced amount of information exchanged between sectors (cells), which facilitates implementation and management, and good performance in controlling interface between sectors (cells).
    • 提供了一种用于在无线通信系统的基站设备中向移动终端执行多输入多输出传输的方法和设备。 每个基站设备根据系统设置确定在某个频带使用的扇区协调组。 每个基站设备仅在包括由基站设备管理的扇区的扇区协调组中执行多扇区( - 小区)协作MIMO传输。 提供了一种实现多扇区(-cell)MIMO技术的简单有效的方法,其优点包括但不限于在扇区(小区)之间交换的信息量减少,这有助于实现和管理,并且具有良好的性能 在控制扇区(单元)之间的接口。
    • 48. 发明申请
    • DATA MULTICASTING IN A DISTRIBUTED PROCESSOR SYSTEM
    • 分布式处理器系统中的数据采集
    • US20110072239A1
    • 2011-03-24
    • US12562940
    • 2009-09-18
    • Doug BurgerStephen W. KecklerDong Li
    • Doug BurgerStephen W. KecklerDong Li
    • G06F15/76G06F9/02
    • Methods, procedures, apparatuses, computer programs, computer-accessible mediums, processing arrangements and systems generally related to data multi-casting in a distributed processor architecture are described. Various implementations may include identifying a plurality of target instructions that are configured to receive a first message from a source; providing target routing instructions to the first message for each of the target instructions including selected information commonly shared by the target instructions; and, when two of the identified target instructions are located in different directions from one another relative to a router, replicating the first message and routing the replicated messages to each of the identified target instructions in the different directions. The providing target routing instructions may further comprise the selected information utilizing a subset of bits that is commonly shared by the target instructions and being identified as a left operand, right operand or predicate operand, and may include the selection of one of a plurality of multiple-instruction subsets of the target instructions.
    • 描述了一般涉及分布式处理器架构中的数据多播的方法,程序,装置,计算机程序,计算机可访问介质,处理布置和系统。 各种实现可以包括识别被配置为从源接收第一消息的多个目标指令; 为每个目标指令向第一消息提供目标路由指令,包括由目标指令共同共享的所选信息; 并且当所识别的目标指令中的两个相对于路由器彼此位于不同的方向时,复制第一消息并将复制的消息路由到不同方向上的所识别的目标指令中的每一个。 提供目标路由指令还可以包括使用由目标指令共同共享并被识别为左操作数,右操作数或谓词操作数的位的子集的所选择的信息,并且可以包括选择多个多个 - 目标指令的指导子集。