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    • 12. 发明申请
    • DEMULTIPLEXER FOR HIGH DATA RATE SIGNALS
    • 用于高数据速率信号的分解器
    • WO0249248A3
    • 2003-01-16
    • PCT/US0148696
    • 2001-12-12
    • AXE INCLAGASSE MICHAELRAO HEMONTHKUSHNER LARRYKESLER MORRIS
    • LAGASSE MICHAELRAO HEMONTHKUSHNER LARRYKESLER MORRIS
    • H03L7/06H03L7/20H04J3/04H04L1/20H04L7/027H04L7/033H04L7/04
    • H04L1/206H03L7/06H03L7/20H04J3/047H04L7/027H04L7/033H04L7/048
    • A demultiplexer for Time Division Multiplexed (TDM) signals is described. The demultiplexer includes an electrical splitter that separates an electrical TDM data signal into multiple electrical TDM data signals. A clock recovery circuit generates a clock signal that is synchronized to the electrical TDM data signal and that has a frequency that is harmonically related to a single TDM channel data rate. A phase shifter adjusts the phase of the clock signal. The demultiplexer also includes multiple decision circuits each having a data input for receiving the electrical TDM data signal. Each of the decision circuits also has a clock input that is electrically coupled to an output of the clock recovery circuit for receiving the clock signal. Each of the decision circuits generates demultiplexed TDM signals. The phase shifter is adjusted so that the desired data in each of the demultiplexed TDM signals is selected.
    • 描述了用于时分多路复用(TDM)信号的解复用器。 解复用器包括将电TDM数据信号分离成多个电TDM数据信号的电分路器。 时钟恢复电路产生与电TDM数据信号同步并且具有与单个TDM信道数据速率谐波相关的频率的时钟信号。 移相器调节时钟信号的相位。 解复用器还包括多个判决电路,每个判定电路具有用于接收电TDM数据信号的数据输入。 每个判定电路还具有电耦合到时钟恢复电路的输出的时钟输入,用于接收时钟信号。 每个判决电路产生解复用的TDM信号。 调整移相器以便选择每个解复用TDM信号中的期望数据。
    • 13. 发明申请
    • DEMULTIPLEXER, A PROTECTION SWITCH UNIT, A TELECOMMUNICATION NETWORK AND A METHOD OF DEMULTIPLEXING
    • 解复用器,保护开关单元,电信网络和解复用方法
    • WO1996038943A1
    • 1996-12-05
    • PCT/SE1996000679
    • 1996-05-24
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)BLADH, Mats
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)
    • H04J03/14
    • H04J3/047H03K17/6285H04J3/14
    • A demultiplexer which in a demultiplexing process selects an output for a signal received on input, a protection switch unit which includes one such demultiplexer and a telecommunications network which includes one such protection switch unit, wherein the demultiplexer has an input (IN+, IN-) and at least two outputs (OUT1+, OUT1-, OUT2+, OUT2-). A first connection point (IN1+) in the input is connected to a first transmission line (TLINE_1) for conducting an input signal thereto. A first connection point (OUT1+, OUT2+) in each output is connected to the transmission line (TLINE_1) via a respective first controllable signal forwarding device (Q1, Q2). An externally controllable signal switch means (S1, S2) is also connected to each output. A switch means (S1) controls one of said first signal forward devices (Q1) to forward the signal that is applied over the first transmission line (TLINE_1) to the first connection point (OUT1+) in a selected output.
    • 一种解复用器,其在多路分解处理中选择输入端用于输入的信号,保护开关单元,包括一个这样的解复用器和包括一个这样的保护开关单元的电信网络,其中多路分解器具有输入(IN +,IN-) 和至少两个输出(OUT1 +,OUT1-,OUT2 +,OUT2-)。 输入端的第一连接点(IN1 +)连接到第一传输线(TLINE_1),用于向其输入信号。 每个输出端的第一连接点(OUT1 +,OUT2 +)经由相应的第一可控信号转发装置(Q1,Q2)连接到传输线(TLINE_1)。 外部可控信号开关装置(S1,S2)也连接到每个输出端。 开关装置(S1)控制所述第一信号转发装置(Q1)中的一个,以将在第一传输线(TLINE_1)上施加的信号转发到所选输出中的第一连接点(OUT1 +)。
    • 14. 发明申请
    • SIGNAL PROCESSING UNIT
    • 信号处理单元
    • WO1995010904A1
    • 1995-04-20
    • PCT/SE1994000910
    • 1994-10-03
    • TELEFONAKTIEBOLAGET LM ERICSSON
    • TELEFONAKTIEBOLAGET LM ERICSSONBUHRGARD, Karl, Sven, MagnusHAULIN, Tord, Lennart
    • H04L07/04
    • H04J3/047H04J3/0632H04J3/0685H04L2012/5674H04Q11/0478
    • A signal processing unit (1) in which incoming bit-position carrying signals (2') are time-controlled in relation to a first clock signal (3), and wherein outgoing bit-position carrying signals (4) are time-controlled exactly in relation to said first clock signal (3), and wherein signal processing procedures carried out internally in the unit (1) require the presence of the bit positions of the signal (2') and the clock pulses of a clock signal (3'). The signal processing carried out internally in the unit (1, 20) is controlled by the clock pulses of a second clock signal (3') which has the same frequency as the first clock signal (3). The synchronization required for the internal signal processing is achieved in a unit (13) by changing the time-relationship of the clock pulses of the second clock signal (3') to synchronism with the bit positions of the signals (2'); in that the thus processed data signals (4') can be stored in buffer circuits (10), wherein a time-controlled relationship belonging to the process signals (4') can be changed to synchronism with the clock pulses (3a, 3b) of the first clock signals (3) before they appear as outgoing signals (4).
    • 一种信号处理单元(1),其中输入位位置传送信号(2')相对于第一时钟信号(3)被时间控制,并且其中输出位位置传送信号(4)精确地被时间控制 相对于所述第一时钟信号(3),并且其中在单元(1)内部执行的信号处理过程需要信号(2')的位位置和时钟信号(3')的时钟脉冲的存在, )。 在单元(1,20)内部执行的信号处理由与第一时钟信号(3)具有相同频率的第二时钟信号(3')的时钟脉冲控制。 通过将第二时钟信号(3')的时钟脉冲的时间关系改变为与信号(2')的位位置同步,在单元(13)中实现内部信号处理所需的同步; 因为这样处理的数据信号(4')可以存储在缓冲电路(10)中,其中属于处理信号(4')的时间控制关系可以改变为与时钟脉冲(3a,3b)同步, 的第一时钟信号(3)在出现为输出信号(4)之前。
    • 15. 发明申请
    • SERIAL BIT RATE CONVERTER FOR A TDM SWITCHING MATRIX
    • 用于TDM交换矩阵的串行比特率转换器
    • WO1995002951A1
    • 1995-01-26
    • PCT/CA1994000377
    • 1994-07-13
    • MITEL CORPORATIONSKIERSZKAN, SimonLEHMANN, Jim
    • MITEL CORPORATION
    • H04Q11/08
    • H04J3/047H04Q11/08
    • A time division switching matrix capable of effecting rate conversion comprises a plurality of serial inputs for connection to respective serial input links, each capable of carrying time division multiplexed PCM channels, a plurality of serial outputs for connection to respective serial output links, each capable of carrying time division multiplexed PCM channels, and a serial-to-parallel converter associated with each input for converting a serial input stream to parallel format, each said serial-to-parallel converter being independently configurable to produce the same net parallel throughput regardless of the bit rate of the associated input link. The output side of the switching matrix can be similarly configured.
    • 能够进行速率转换的时分切换矩阵包括用于连接到相应的串行输入链路的多个串行输入,每个串行输入链路能够承载时分复用PCM信道,多个串行输出用于连接到相应的串行输出链路, 携带时分复用PCM信道,以及与每个输入相关联的串行到并行转换器,用于将串行输入流转换为并行格式,每个所述串行到并行转换器可独立配置以产生相同的并行吞吐量,而不管 相关输入链路的比特率。 可以类似地配置开关矩阵的输出侧。
    • 16. 发明申请
    • HIGH-SPEED TIME-MULTIPLEXED DATA TRANSMISSION SYSTEM
    • 高速时间多路复用数据传输系统
    • WO1994000934A1
    • 1994-01-06
    • PCT/US1993005733
    • 1993-06-15
    • BAXTER DIAGNOSTICS INC.
    • BAXTER DIAGNOSTICS INC.KRAFT, Clifford, H.
    • H04J03/04
    • H04J3/047
    • A high-speed burst digital time multiplexed data system has N parallel input data paths that are multiplexed onto a serial data path for transmission from a transmitter to a receiver. Serial transmission takes place in a short burst upon command at the transmitter. Data from the serial data path is demultiplexed back into N parallel data paths at the receiver. The entire process is accomplished asynchronously without the aid of a clock or framing signal. In the preferred embodiment, a train of N sampling pulses is generated by two tapped delay lines, one at the transmitter and one of the receiver. The length of each sequential sampling pulse is determined by the tap spacing of the delay line, and the duration of the entire burst process is equal to the total delay of the delay line. A new burst may be initiated at any time after the completion of the previous burst. Thus, bursts may follow each other immediately or be arbitrarily spaced to occur whenever data transmission is required.
    • 高速脉冲串数字时间复用数据系统具有N个并行输入数据路径,其被复用到串行数据路径上,用于从发射机到接收机的传输。 串行传输在发射机的命令中以短脉冲串发生。 来自串行数据路径的数据在接收机被解复用为N个并行数据路径。 整个过程是不经过时钟或帧信号的异步完成的。 在优选实施例中,通过两个抽头延迟线产生一列N个采样脉冲,一个在发射机和一个接收机之间。 每个顺序采样脉冲的长度由延迟线的抽头间距确定,并且整个突发处理的持续时间等于延迟线的总延迟。 可以在完成先前的突发之后的任何时间启动新的突发。 因此,当需要数据传输时,突发可以立即彼此跟随或任意间隔。
    • 17. 发明申请
    • HIGH SPEED SERIALIZER USING QUADRATURE CLOCKS
    • 高速串行器使用快速时钟
    • WO2017189497A1
    • 2017-11-02
    • PCT/US2017/029278
    • 2017-04-25
    • MACOM CONNECTIVITY SOLUTIONS, LLC
    • GUPTA, VijayGUPTA, Tarun
    • H04L7/04H04L7/00H04L25/02
    • H04J3/0691H03M9/00H04J3/047H04J3/0682H04J3/0685H04L7/0037
    • Techniques efficiently serialize multiple data streams using quadrature clocks. Serializer employs first, second, third, and fourth clock signals. Serializer receives multiple data streams via registers, with each of four paths comprising a register, buffer, and switch, with registers of first and fourth paths associated with third clock signal, and registers of second and third paths associated with first clock signal, and with switches of first and fourth paths associated with first clock signal, and switches of second and third paths associated with third clock signal. Switches of first and second paths transfer respective data bits to fifth switch via another buffer, wherein fifth switch is associated with a delayed second clock signal of a time delay component (TDC). Switches of third and fourth paths transfer respective data bits to sixth switch via another buffer, wherein sixth switch is associated with a delayed fourth clock signal of TDC.
    • 技术使用正交时钟高效地串行化多个数据流。 串行器采用第一,第二,第三和第四时钟信号。 串行器经由寄存器接收多个数据流,其中四个路径中的每一个包括寄存器,缓冲器和开关,第一和第四路径的寄存器与第三时钟信号相关联,并且第二和第三路径的寄存器与第一时钟信号相关联,并且与 与第一时钟信号相关联的第一和第四路径的开关以及与第三时钟信号相关联的第二和第三路径的开关。 第一和第二路径的开关经由另一缓冲器将相应的数据位传送到第五开关,其中第五开关与时间延迟分量(TDC)的延迟的第二时钟信号相关联。 第三和第四路径的开关经由另一缓冲器将相应的数据位传送到第六开关,其中第六开关与TDC的延迟的第四时钟信号相关联。
    • 20. 发明申请
    • MULTIPLEXED SERIAL MEDIA INDEPENDENT INTERFACE
    • 多重串行媒体独立接口
    • WO2011152818A1
    • 2011-12-08
    • PCT/US2010/036831
    • 2010-06-01
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.DOVE, Daniel, J.
    • DOVE, Daniel, J.
    • H04L29/10H04L12/56
    • H04J3/047H04L12/40136H04L29/10H04L69/14
    • Systems, methods, and devices are provided for a multiplexed serial media independent interface (110-1, 110-N, 210). One system for handling data includes a physical layer (PHY) circuit (102-1, 102-N, 202-1, 202-N) operating at a first rate including a number of ports (104-1, 104-P), a media access control (MAC) circuit (108, 208-1, 208-N) operating at the first rate including a number of ports, and a multiplexed serial media independent interface (110-1, 110-N, 210) between the MAC circuit (108, 208-1, 208-N) and the PHY circuit (102-1, 102-N, 202-1, 202-N) operating at a second rate, which is greater than the first rate. The interface (110-1, 110-N, 210) includes a number of conductors and is configured to communicate data between the MAC circuit (108, 208-1, 208-N) and the PHY circuit (102-1, 102-N, 202-1, 202-N) via four conductors per up to eight ports (104-1, 104-P) of the PHY circuit (102-1, 102-N, 202-1, 202-N).
    • 系统,方法和设备被提供用于多路复用串行媒体无关接口(110-1,110-N,210)。 一种用于处理数据的系统包括以包括多个端口(104-1,104-P)的第一速率操作的物理层(PHY)电路(102-1,102-N,202-1,202-N) 以包括多个端口的第一速率操作的媒体访问控制(MAC)电路(108,208-1,208-N),以及在多个串行媒体无关的接口(110-1,110-N,210)之间 MAC电路(108,208-1,208-N)和以大于第一速率的第二速率操作的PHY电路(102-1,102-N,202-1,202-N)。 接口(110-1,110-N,210)包括多个导体,并且被配置为在MAC电路(108,208-1,208-N)和PHY电路(102-1,102- N,202-1,202-N)经由每个至多八个PHY电路(102-1,102-N,202-1,202-N)的八个端口(104-1,104-P)的四个导体。