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    • 24. 发明申请
    • Controlling Activation of Electronic Circuitry of Data Ports of a Communication System
    • 控制通信系统数据端口电子电路的激活
    • US20110074592A1
    • 2011-03-31
    • US12960481
    • 2010-12-04
    • Dimitry TaichJose Tellado
    • Dimitry TaichJose Tellado
    • G08B21/00
    • H04L7/0083H04L7/10
    • An apparatus and method of controlling activation of electronic circuitry of data ports of a communication system is disclosed. One method includes a first data port detecting a lack of data for transmission to a second data port. At least one of the first data port and a second data port deactivate electronic circuitry of at least one of the first and second data ports upon detection of the lack of data. The first and second data ports maintain synchronization with each other while the electronic circuitry is deactivated by periodically exchanging synchronization test patterns. At least one of the first data port and the second data port transmit an alert to the other of the first and second data port when data for communication is detected. The other of the first data port and the second data port activate electronic circuitry upon receiving the alert. At least one of the first data port and the second data port transmit data.
    • 公开了一种控制通信系统的数据端口的电子电路的激活的装置和方法。 一种方法包括检测用于传输到第二数据端口的数据不足的第一数据端口。 在检测到数据不足时,第一数据端口和第二数据端口中的至少一个解除了第一和第二数据端口中的至少一个的电子电路。 第一和第二数据端口通过周期性地交换同步测试模式而使电子电路停用,从而保持彼此的同步。 当检测到用于通信的数据时,第一数据端口和第二数据端口中的至少一个向第一和第二数据端口中的另一个发送警报。 第一数据端口和第二数据端口中的另一个在接收到警报时激活电子电路。 第一数据端口和第二数据端口中的至少一个发送数据。
    • 25. 发明授权
    • Low-power receiver decoding
    • 低功耗接收机解码
    • US07747923B2
    • 2010-06-29
    • US10926699
    • 2004-08-26
    • Dariush DabiriJose Tellado
    • Dariush DabiriJose Tellado
    • H03M13/00
    • H03M13/37H04L1/0045H04L1/0057
    • Embodiments of a method and apparatus for a transceiver decoding an Ethernet signal. The method includes receiving an Ethernet bit stream. The bit stream is at least one of low-complexity decoded by a low-complexity decoder of the transceiver or high-complexity decoded by a high-complexity decoder of the transceiver. If the bit stream fails a low-complexity decoding test, then the bit stream is high-complexity decoded. The low-complexity decoding and high complexity decoding are iteratively repeated until the bit stream passes the low-complexity decoding test.
    • 用于收发器解码以太网信号的方法和装置的实施例。 该方法包括接收以太网比特流。 比特流是由收发器的低复杂度解码器解码的低复杂度中的至少一个或由收发器的高复杂度解码器解码的高复杂度的至少一个。 如果比特流失败了低复杂度的解码测试,则比特流是高复杂度的解码。 迭代重复低复杂度解码和高复杂度解码,直到比特流通过低复杂度解码测试。
    • 26. 发明授权
    • Transmission scheduler for a multiple antenna wireless cellular network
    • 用于多天线无线蜂窝网络的传输调度器
    • US06400699B1
    • 2002-06-04
    • US09660246
    • 2000-09-12
    • Manish AiryBaraa Al-DabaghJose TelladoPartho MishraJohn FanPeroor K. SebastianArogyaswami J. Paulraj
    • Manish AiryBaraa Al-DabaghJose TelladoPartho MishraJohn FanPeroor K. SebastianArogyaswami J. Paulraj
    • H04Q700
    • H04W72/1263H04B7/0613H04L5/0023H04L5/0044H04L5/0064
    • The invention includes an apparatus and method for scheduling wireless transmission of data blocks between at least one antenna of a base transceiver station and multiple subscriber units. The scheduling can be based on the quality of a transmission link between the base station antennas and the subscriber units, the amount of data requested by the subscriber units, and/or the type of data requested by the subscriber units. The scheduling generally includes assigning frequency blocks and time slots to each of the subscriber units for receiving or transmitting data blocks. The invention includes a method for transmitting data streams between a base transceiver station and a plurality of subscribers. The method includes receiving protocol data units from a network, creating sub-protocol data units from the protocol data units, and once per a frame of time, generating a schedule that designates time slots and pre-defined frequency blocks in which each one of the plurality of subscribers is to receive each of the sub-protocol data units from a plurality of base station transceiver antennas. The invention can further include transmitting the schedule to each of the subscribers, and the plurality of base station transceiver antennas transmitting the sub-protocol data units according to the schedule. The invention can further include selecting at least one transmission mode for each subscriber. The transmission mode dictating the type of modulation and/or coding used during transmission of the sub-protocol data units.
    • 本发明包括一种用于在基站收发台的至少一个天线和多个用户单元之间调度数据块的无线传输的装置和方法。 调度可以基于基站天线和用户单元之间的传输链路的质量,用户单元请求的数据量和/或用户单元请求的数据的类型。 调度通常包括向每个用户单元分配频率块和时隙以用于接收或发送数据块。 本发明包括一种在基站和多个用户之间传输数据流的方法。 该方法包括从网络接收协议数据单元,从协议数据单元创建子协议数据单元,并且每一帧一次生成指定时隙的调度和预定义的频率块,其中每个 多个用户将从多个基站收发天线接收每个子协议数据单元。 本发明还可以包括根据日程安排向每个用户以及多个基站收发天线发送该子协议数据单元。 本发明还可以包括为每个用户选择至少一个传输模式。 传输模式指示在子协议数据单元的传输期间使用的调制和/或编码的类型。
    • 27. 发明授权
    • Method and wireless systems using multiple antennas and adaptive control for maximizing a communication parameter
    • 使用多个天线的方法和无线系统以及最大化通信参数的自适应控制
    • US06351499B1
    • 2002-02-26
    • US09464372
    • 1999-12-15
    • Arogyaswami J. PaulrajPeroor K. SebastianDavid J. GesbertJose Tellado
    • Arogyaswami J. PaulrajPeroor K. SebastianDavid J. GesbertJose Tellado
    • H04B702
    • H04B7/0891H01Q1/246H01Q3/2605H04B7/0669H04B7/0673H04B7/0697H04B7/0857H04L1/0003H04L1/0009H04L1/0026H04L1/06H04L1/0606H04L1/0618
    • A method of maximizing a communication parameter, such as data capacity, signal quality or throughput of a channel between a transmit unit with M transmit antennas and a receive unit with N receive antennas and a communication system such as a wireless network (including networks with multiple access techniques such as TDMA, FDMA, CDMA, OFDMA) employing the method. The data is first processed to produce parallel spatial-multiplexed streams SMi, where i=1 . . . k, which are converted or mapped to transmit signals TSp, where p=1 . . . M, assigned for transmission from the M transmit antennas. Corresponding receive signals RSj, where j=1 . . . N, are received by the N receive antennas of the receiver and used to assess a quality parameter, such as a statistical signal parameter including SINR, SNR, power level, level crossing rate, level crossing duration of the signal of a predetermined threshold and reception threshold, or a parameter of the data, such as BER or packet error rate. The quality parameter is used to adaptively adjust k as well as other parameters such as coding and mapping to transmit antennas such that the communication parameter of the channel is maximized.
    • 使具有M个发送天线的发送单元和具有N个接收天线的接收单元之间的信道的数据容量,信号质量或吞吐量等通信参数最大化的方法以及诸如无线网络的通信系统(包括具有多个 接入技术,如TDMA,FDMA,CDMA,OFDMA)。 首先处理数据以产生并行空间复用流SMi,其中i = 1。 。 。 k,其被转换或映射到发射信号TSp,其中p = 1。 。 。 M,被分配用于从M个发射天线发射。 相应的接收信号RSj,其中j = 1。 。 。 N由接收机的N个接收天线接收并且用于评估质量参数,诸如包括SINR,SNR,功率电平,电平穿越率,预定阈值的信号的电平穿越持续时间和接收的统计信号参数 阈值或数据的参数,例如BER或分组错误率。 质量参数用于自适应地调整k以及其他参数,例如编码和映射到发射天线,使得信道的通信参数最大化。