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    • 1. 发明授权
    • Method and device for disturbance suppression in a signal
    • 信号中扰动抑制的方法和装置
    • US06522707B1
    • 2003-02-18
    • US09302652
    • 1999-04-30
    • Markus BrandstetterArmin Hanneberg
    • Markus BrandstetterArmin Hanneberg
    • H04B110
    • H04L25/03885H04B3/04H04L2025/03547
    • Disturbances in bipolar signals transmitted on a transmission line are suppressed by adjusting the amplitude of the signals with coarse adjustment steps and with fine adjustment steps. The amplitude adjusted signals are compared to at least a lower reference level and an upper reference level for determining a first percentage of the amplitude adjusted signals violating the lower reference level and a second percentage of the amplitude adjusted signals violating the upper reference level. The coarse adjustment steps and the fine adjustment steps are selected in accordance with an adjustment characteristic which evaluates at least the first percentage and the second percentage. The adjustment characteristic is changed if a tendency of reference level violation of the amplitude adjusted signals is detected and a check is performed if the step of changing the adjustment characteristic improves the disturbance suppression. A device for suppressing disturbances is also provided.
    • 在传输线上传输的双极信号的干扰通过用粗调整步骤和微调步骤调节信号的幅度来抑制。 将幅度调整信号与至少较低的参考电平和较高的参考电平进行比较,以确定违反较低参考电平的幅度调整信号的第一百分比以及违反上参考电平的幅度调整信号的第二百分比。 根据至少评估第一百分比和第二百分比的调整特性来选择粗调步骤和微调步骤。 如果检测到参考电平违反振幅调整信号的趋势,则改变调整特性,并且如果改变调节特性的步骤改善了干扰抑制,则执行检查。 还提供了用于抑制扰动的装置。
    • 3. 发明授权
    • Line driver
    • 线路驱动程序
    • US07030660B2
    • 2006-04-18
    • US10483932
    • 2002-06-11
    • Armin HannebergPeter Laaser
    • Armin HannebergPeter Laaser
    • H03K5/00
    • H04L25/028H03K17/04106H03K17/693H04L25/0272
    • A line driver which is especially suitable for wirebound data transmission at high bit rates, comprising several parallel-connected driver stages (3) respectively comprising a first pair of transistors consisting of two transistors (4, 5) which are controlled in a differential manner according to digital data to be transmitted, and a second pair of transistors (4, 5). The transistors belonging to the second pair of transistors (6, 7) are series-connected to a corresponding transistor (4, 5) of the first pair of transistors. The individual driver stages (3) are connected by the transistors (6, 7) of the second pair of transistors in a parallel manner to both the terminals of the line driver. Each driver stage (3) is associated with a control circuit (2) with transfer gates (14, 15), producing the differential control signals (VGA, VGB) for the two transistors (4, 5) of the corresponding first pair of transistors.
    • 一种线驱动器,特别适用于高比特率的线数据传输,包括几个并联连接的驱动器级(3),分别包括由两个晶体管组成的第一对晶体管,两个晶体管以差分方式被控制, 到要发送的数字数据,以及第二对晶体管(4,5)。 属于第二对晶体管(6,7)的晶体管串联连接到第一对晶体管对应的晶体管(4,5)。 各个驱动器级(3)通过第二对晶体管的晶体管(6,7)以与线驱动器的两端并联的方式连接。 每个驱动器级(3)与具有传输门(14,15)的控制电路(2)相关联,产生差分控制信号(VG SUB,VG B B) 对于相应的第一对晶体管的两个晶体管(4,5)。
    • 4. 发明申请
    • Line driver for transmitting data
    • 用于传输数据的线路驱动程序
    • US20050017762A1
    • 2005-01-27
    • US10485336
    • 2002-07-25
    • Peter GregoriusArmin HannebergPeter Laaser
    • Peter GregoriusArmin HannebergPeter Laaser
    • H04L25/02H03K5/22
    • H04L25/028H04L25/0272H04L25/0292
    • A line driver (3) for transmitting data with high bit rates, in particular for wire-bound data transmission in the full-duplex process, comprises a differential pair with differential pair transistors (14, 15) for generating transmission impulses as a function of the data to be transmitted, whereby the transmission impulses are preferably output via cascode transistors (16, 17), each with the differential pair transistors (14, 15) forming a cascode circuit, onto the data transmission line (8, 9) connected to the line driver (3). For reproducing the behaviour of the differential pair a replica differential pair with replica differential pair transistors (18, 19) is provided, generating replica impulses corresponding to the transmission impulses, which replica impulses can be fed via replica cascode transistors (20, 21) to a hybrid integrated circuit (6) for effecting echo compensation in relation to impulses received via the data transmission line (8, 9)
    • 用于以高比特率发送数据的线路驱动器(3),特别是用于全双工过程中用于有线数据传输的线路驱动器(3)包括与差分对晶体管(14,15)的差分对,用于产生传输脉冲作为 要发送的数据,由此传输脉冲优选地通过共模共轭二极管(16,17)输出,每个都具有形成共源共栅电路的差分对晶体管(14,15)到与数据传输线(8,9)相连的数据传输线 线路驱动器(3)。 为了再现差分对的行为,提供了具有复制差分对晶体管(18,19)的复制差分对,产生对应于传输脉冲的复制脉冲,该复制脉冲可以经由复制共源共栅晶体管(20,21)馈送到 用于对通过数据传输线(8,9)接收的脉冲进行回波补偿的混合集成电路(6)
    • 6. 发明授权
    • Line driver for transmitting data
    • 用于传输数据的线路驱动程序
    • US07212038B2
    • 2007-05-01
    • US10485336
    • 2002-07-25
    • Peter GregoriusArmin HannebergPeter Laaser
    • Peter GregoriusArmin HannebergPeter Laaser
    • H03K19/094
    • H04L25/028H04L25/0272H04L25/0292
    • A line driver (3) for transmitting data with high bit rates, in particular for wire-bound data transmission in the full-duplex process, comprises a differential pair with differential pair transistors (14, 15) for generating transmission impulses as a function of the data to be transmitted, whereby the transmission impulses are preferably output via cascode transistors (16, 17), each with the differential pair transistors (14, 15) forming a cascode circuit, onto the data transmission line (8, 9) connected to the line driver (3). For reproducing the behaviour of the differential pair a replica differential pair with replica differential pair transistors (18, 19) is provided, generating replica impulses corresponding to the transmission impulses, which replica impulses can be fed via replica cascode transistors (20, 21) to a hybrid integrated circuit (6) for effecting echo compensation in relation to impulses received via the data transmission line (8, 9)
    • 用于以高比特率发送数据的线路驱动器(3),特别是用于全双工过程中用于有线数据传输的线路驱动器(3)包括与差分对晶体管(14,15)的差分对,用于产生传输脉冲作为 要发送的数据,由此传输脉冲优选地通过共模共轭二极管(16,17)输出,每个都具有形成共源共栅电路的差分对晶体管(14,15)到与数据传输线(8,9)相连的数据传输线 线路驱动器(3)。 为了再现差分对的行为,提供了具有复制差分对晶体管(18,19)的复制差分对,产生对应于传输脉冲的复制脉冲,该复制脉冲可以经由复制共源共栅晶体管(20,21)馈送到 用于对通过数据传输线(8,9)接收的脉冲进行回波补偿的混合集成电路(6)
    • 9. 发明授权
    • Current mode digital data transmitter
    • 电流模式数字数据发送器
    • US07450649B2
    • 2008-11-11
    • US10481856
    • 2003-05-15
    • Peter GregoriusArmin Hanneberg
    • Peter GregoriusArmin Hanneberg
    • H04B3/00
    • H04L25/0266H04L25/085
    • The invention relates to a transmitter for transmission of digital data via a transmission line (10), comprising a current-driving digital/analogue converter (1) which is arranged at the input of the transmitter; a current-operated form filter (2) for forming the current pulses which are supplied from the digital/analogue converter; a line driver (5) which carries out current/voltage conversion; and a circuit for offset compensation (6), which is arranged in a feedback path (11). In order to improve the quality of the pulses which are transmitted at the output of the transmitter, the invention proposes that the internal signal processing of the transmitter be carried out on a current basis.
    • 本发明涉及一种用于经由传输线(10)传输数字数据的发射机,包括布置在发射机输入端的电流驱动数/模转换器(1) 用于形成从数字/模拟转换器提供的电流脉冲的电流操作形式滤波器(2) 执行电流/电压转换的线路驱动器(5); 以及布置在反馈路径(11)中的偏移补偿电路(6)。 为了提高在发射机的输出端发送的脉冲的质量,本发明提出了在目前的基础上进行发射机的内部信号处理。