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    • 41. 发明申请
    • Method, Device And Computer Program Product For Diagnosing An Oxidation Catalyst
    • 用于诊断氧化催化剂的方法,装置和计算机程序产品
    • US20080302085A1
    • 2008-12-11
    • US11721685
    • 2004-12-14
    • Andreas HinzLennart Andersson
    • Andreas HinzLennart Andersson
    • F01N11/00F01N3/20
    • F01N3/0231F01N2250/02
    • A method, a device and a computer program product for the diagnosis of an oxidation catalyst for the oxidation of NO into NO2 in a motor vehicle is provided. An exhaust gas aftertreatment system includes at least the aforementioned oxidation catalyst and a particulate filter and/or an NOx-reducing catalyst arranged downstream of the oxidation catalyst, and a predetermined quantity of a reducing agent is supplied to the exhaust system upstream of the oxidation catalyst, and the NOx content or NO2 content is measured downstream of the oxidation catalyst. The method includes measuring a first value for the NOx/NO2 content at a point in time before the reduction agent is supplied to the exhaust gas system, measuring a second value for the NOx/NO2 content at a point in time during the period when the reduction agent is supplied to the exhaust gas system, and comparing the aforementioned values, in conjunction with which an indication of the impaired function of the oxidation catalyst is obtained when the difference between the aforementioned measured values is less than a predetermined first value.
    • 提供了用于诊断机动车辆中将NO氧化成NO2的氧化催化剂的方法,装置和计算机程序产品。 废气后处理系统至少包括上述氧化催化剂和布置在氧化催化剂下游的颗粒过滤器和/或NOx还原催化剂,并且将预定量的还原剂供应到氧化催化剂上游的排气系统 ,并且在氧化催化剂的下游测量NOx含量或NO 2含量。 该方法包括测量在还原剂被供给到废气系统之前的时间点的NOx / NO 2含量的第一值,测量在NO x / NO 2含量的第二值, 将还原剂供给到废气系统,并且比较上述值,结合上述测量值之间的差小于预定的第一值时,获得氧化催化剂功能受损的指示。
    • 43. 发明授权
    • Method and apparatus for communication channel error rate estimation
    • 通信信道误码率估计方法和装置
    • US08712464B2
    • 2014-04-29
    • US13008523
    • 2011-01-18
    • Lennart AnderssonYi-Pin Eric WangGregory E. Bottomley
    • Lennart AnderssonYi-Pin Eric WangGregory E. Bottomley
    • H04B7/00
    • H04W52/56H04B17/336H04B2201/709727H04W52/12
    • A wireless communication device or system generates transmit power control feedback for a received power control channel by determining a command error rate (CER), or by identifying a target signal quality for the power control channel according to a defined signal-quality-to-CER mapping function. Generally, the power control channel does not include error-coded data to use for CER estimation. However, in one embodiment, the channel does include known reference bits that are evaluated for CER estimation, with the estimated CER used to set the signal quality target for inner loop power control. In other embodiments, a computed reception error probability is used to identify a CER estimate according to a defined probability-to-CER mapping function. By way of non-limiting example, these embodiments may be used to provide power control feedback for power control commands transmitted on a Fractional Dedicated Physical Channel in WCDMA systems.
    • 无线通信设备或系统通过确定命令错误率(CER)或者通过根据定义的信号质量到CER来识别功率控制信道的目标信号质量来为接收到的功率控制信道生成发射功率控制反馈 映射功能。 通常,功率控制信道不包括用于CER估计的错误编码数据。 然而,在一个实施例中,信道确实包括对CER估计进行评估的已知参考比特,其中估计的CER用于设置用于内环功率控制的信号质量目标。 在其他实施例中,使用计算的接收错误概率来根据所定义的概率到CER映射函数来识别CER估计。 作为非限制性示例,这些实施例可以用于为在WCDMA系统中的分数专用物理信道上发送的功率控制命令提供功率控制反馈。
    • 44. 发明授权
    • Hose clamp
    • 软管夹
    • US08181314B2
    • 2012-05-22
    • US11887577
    • 2006-03-17
    • Roland MohlinLennart Andersson
    • Roland MohlinLennart Andersson
    • F16L33/04
    • F16L33/04Y10T24/1441Y10T24/1447
    • A hose clamp (1) comprises bands (2) forming an open ring. The ends of the open ring have band loops (3, 4) arranged around housing portions (5, 6), between which housing portions (5, 6) a clamping screw (7) with a head (8) is arranged. The bands (3, 4) adjacent to the housing portions (5, 6) have slots (9, 10). The band loop (4) along the slot (10), at least adjacent to the head (8) of the clamping screw, is turned on both sides of the slot (10) in such a manner that the distance between the band portions (11) turned adjacent to the slot (10) adjacent to the head (8) of the clamping screw is greater than the outer diameter of the head (8) of the clamping screw.
    • 软管夹(1)包括形成开环的带(2)。 开口环的端部具有围绕壳体部分(5,6)布置的带环(3,4),其间布置有具有头部(8)的夹紧螺钉(7)和壳体部分(5,6)。 与壳体部分(5,6)相邻的带(3,4)具有槽(9,10)。 沿着狭槽(10)的带环(4)至少与夹紧螺钉的头部(8)相邻,在狭槽(10)的两侧以这样的方式转动,使得带部分 靠近夹紧螺钉的头部(8)的狭槽(10)相对于夹紧螺钉的头部(8)的外径大的角度(11)。
    • 46. 发明申请
    • Format Based Power Control
    • 基于格式的功率控制
    • US20100130243A1
    • 2010-05-27
    • US12420904
    • 2009-04-09
    • Lennart AnderssonTobias JunnoTorgny Palenius
    • Lennart AnderssonTobias JunnoTorgny Palenius
    • H04B7/005
    • H04W52/22H04W52/12H04W52/226H04W52/228
    • Power control methods and apparatus taught herein advantageously provide quick convergence to the signal quality target needed to achieve a given data error rate target, when changes in transport format use by a given transport channel require such convergence. Specifically, the methods and apparatus maintain a “baseline” signal quality target that stays current with changing signal propagation conditions because it is common to all transport formats used by the transport channel. The methods and apparatus then bias this baseline signal quality target with a target offset particularized for the transport format in use. This offset may be selected from memory or dynamically calculated, and, regardless, can often be applied after a single transmission time interval.
    • 当给定的传输信道使用的传输格式的变化需要这样的收敛时,这里教导的功率控制方法和装置有利地提供实现给定的数据错误率目标所需的信号质量目标的快速收敛。 具体地说,这些方法和装置维持一个“基线”的信号质量目标,由于传输信道所使用的所有传输格式是共同的,因此信号传播条件随着变化而保持最新。 然后,方法和装置将该基线信号质量目标偏移到针对正在使用的传输格式的目标偏移量。 该偏移可以从存储器中选择或动态地计算,并且,无论如何,经常可以在单个传输时间间隔之后应用。
    • 50. 发明申请
    • Channel estimation by adaptive interpolation
    • 通过自适应插值的信道估计
    • US20050105647A1
    • 2005-05-19
    • US10920928
    • 2004-08-18
    • Leif WilhelmssonBo BernhardssonLennart Andersson
    • Leif WilhelmssonBo BernhardssonLennart Andersson
    • H04L25/02H04L27/26H03K9/00
    • H04L25/0234H04L5/0048H04L25/022H04L25/0222H04L27/2647
    • Methods and apparatus that achieve good channel estimation without using unnecessarily complex interpolation filters are described. Adaptive interpolation filtering of a signal in a receiver includes determining at least one correlation function parameter of the channel and determining a filter configuration based on the correlation function parameter. Interpolation filtering is then performed on the signal using the determined filter configuration. The interpolation may be performed in time, where a Doppler frequency shift can serve as the correlation function parameter, or in frequency, where a root mean square or maximum delay spread can serve as the correlation function parameter, or both. A worst case signal-to-noise ratio may be used in determining the filter configuration, or, optionally, the signal-to-noise ratio can determined in real time. The filter configuration can be determined in real time or selected from one of a plurality of predetermined configurations having different complexities.
    • 描述了不使用不必要的内插滤波器实现良好信道估计的方法和装置。 接收机中的信号的自适应插值滤波包括确定信道的至少一个相关函数参数,并且基于相关函数参数来确定滤波器配置。 然后使用确定的滤波器配置对信号执行插值滤波。 可以在时间上执行插值,其中多普勒频移可以用作相关函数参数,或频率,其中均方根或最大延迟扩展可以用作相关函数参数,或两者。 可以使用最坏情况的信噪比来确定滤波器配置,或者可选地,可以实时地确定信噪比。 滤波器配置可以实时确定或者从具有不同复杂度的多个预定配置之一中选择。