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    • 2. 发明申请
    • METHOD FOR SHARING BANDWIDTH USING REDUCED DUTY CYCLE SIGNALS AND MEDIA ACCESS CONTROL
    • 使用减少占空比信号和媒体访问控制共享带宽的方法
    • WO2006098891A3
    • 2007-10-25
    • PCT/US2006007470
    • 2006-03-02
    • FREESCALE SEMICONDUCTOR INCWELBORN MATTHEW LSHVODIAN WILLIAM MAPISDORF JOEL ZMILLER TIMOTHY RMCCORKLE JOHN W
    • WELBORN MATTHEW LSHVODIAN WILLIAM MAPISDORF JOEL ZMILLER TIMOTHY RMCCORKLE JOHN W
    • H04J3/00
    • H04W52/367H04B1/7176H04W52/286H04W72/12
    • A method is provided for transmitting data. A first device (121) generates a first signal (320) having a first duty cycle, comprising a first gated-on portion (323) and a first gated-off portion (326) a time slot (260); and a second device (125) generates a second signal (330) having second duty cycle, comprising a second gated-on portion (333) and a second gated-off portion (336) in the same time slot (260). The first gated-on portion (323) is generated during a first segment of the time slot (260) and the first gated-off portion (326) is generated during a second segment of the time slot (260), while the second gated-on portion (333) is generated during the second segment and the second gated-off portion (336) is generated during the first segment. Media access control (MAC) can be used to further define positions within time slots (250) and provide error correction, power control, and the like. A preamble (860) can be transmitted at an increased power level to facilitate acquisition.
    • 提供了一种传输数据的方法。 第一装置(121)产生具有第一占空比的第一信号(320),包括第一选通部分(323)和第一门控部分(326)时隙(260); 并且第二装置(125)产生具有第二占空比的第二信号(330),该第二信号包括相同时隙(260)中的第二选通部分(333)和第二选通部分(336)。 在时隙(260)的第一段期间产生第一选通部分(323),并且在时隙(260)的第二段期间产生第一选通截止部分(326),而第二选通 在第二段期间产生部分(333),并且在第一段期间产生第二选通部分(336)。 媒体访问控制(MAC)可用于进一步定义时隙内的位置(250),并提供纠错,功率控制等。 可以以增加的功率电平发送前导码(860)以便于采集。
    • 3. 发明申请
    • METHOD FOR SHARING BANDWIDTH USING REDUCED DUTY CYCLE SIGNALS
    • 使用减少占空比信号共享带宽的方法
    • WO2006060266A3
    • 2007-01-18
    • PCT/US2005042626
    • 2005-11-22
    • FREESCALE SEMICONDUCTOR INCWELBORN MATTHEW LSHVODIAN WILLIAM M
    • WELBORN MATTHEW LSHVODIAN WILLIAM M
    • H04B7/212H04J3/00
    • H04J3/1647H04B1/71632H04L27/02H04W52/04H04W72/1263
    • A method is provided for transmitting data. A first device (121) generates a first signal (320) having a first duty cycle, comprising a first gated-on portion (323) and a first gated-off portion (363) in a time slot (260); and a second device (125) generates a second signal (330) having second duty cycle, comprising a second gated­-on portion (333) and a second gated-off portion (363) in the same time slot (260). The first gated-on portion (323) is generated during a first segment of the time slot (260) and the first gated-off portion (363) is generated during a second segment of the time slot (260), while the second gated-on portion (333) is generated during the second segment and the second gated-off portion (363) is generated during the first segment. The first and second duty cycles are individually below 100%, and the sum of the first and second duty cycles is below 100%.
    • 提供了一种用于传输数据的方法。 第一装置(121)产生具有第一占空比的第一信号(320),包括在时隙(260)中的第一选通部分(323)和第一门控部分(363); 并且第二装置(125)产生具有第二占空比的第二信号(330),该第二信号包括在同一时隙(260)中的第二选通部分(333)和第二选通部分(363)。 在时隙(260)的第一段期间产生第一选通部分(323),并且在时隙(260)的第二段期间产生第一选通部分(363),而第二门控 在第二段期间产生部分(333),并且在第一段期间产生第二门控部分(363)。 第一和第二占空比分别低于100%,第一和第二占空比的总和低于100%。
    • 6. 发明申请
    • METHOD AND DEVICE FOR RECEIVING OR TRANSMITTING A SIGNAL WITH ENCODED DATA
    • 用于接收或发送具有编码数据的信号的方法和装置
    • WO2006098875A2
    • 2006-09-21
    • PCT/US2006007122
    • 2006-02-28
    • FREESCALE SEMICONDUCTOR INCWELBORN MATTHEW LMCLAUGHLIN MICHAEL
    • WELBORN MATTHEW LMCLAUGHLIN MICHAEL
    • H03K9/04H03K7/04H03K7/06H03K9/06
    • H04B1/7176H04B14/026H04L1/0041H04L1/0059H04L25/4902H04L27/0008H04L27/0012H04L27/2032
    • A method of providing encoded data can include receiving a datum (1203). Responsive thereto, the datum can be encoded into a waveform pulse to reflect a position (1205) and phase (1207) corresponding thereto. A signal can be output with the waveform (1209). A method of demodulating encoded data can include receiving a signal (1303). Responsive thereto, data in the signal can be demodulated to reflect a position and phase of a waveform pulse (1305). Responsive to the pulse and the phase, information represented by the data can be determined (1307). A signal representative of the information can be output (1309). A communication device (201) for transmitting data can include a processor (209) which, responsive to receipt of a datum, can determine a position and phase of a pulse in a waveform corresponding thereto. Responsive thereto, a data stream can be provided representative of the waveform. A transmitter, responsive to receipt of the data stream, can transmit the signal.
    • 提供编码数据的方法可以包括接收数据(1203)。 响应于此,可以将数据编码成波形脉冲以反映对应于其的位置(1205)和相位(1207)。 可以用波形(1209)输出信号。 解码编码数据的方法可以包括接收信号(1303)。 响应于此,可以解调信号中的数据以反映波形脉冲的位置和相位(1305)。 响应于脉冲和相位,可以确定由数据表示的信息(1307)。 可以输出表示信息的信号(1309)。 用于发送数据的通信设备(201)可以包括处理器(209),其响应于数据的接收,可以确定与其对应的波形中的脉冲的位置和相位。 响应于此,可以提供表示波形的数据流。 响应于数据流的接收,发送器可以发送信号。
    • 7. 发明申请
    • MULTIPLE-STAGE FILTERING DEVICE AND METHOD
    • 多级滤波器件和方法
    • WO2005089220A3
    • 2005-10-27
    • PCT/US2005008173
    • 2005-03-11
    • FREESCALE SEMICONDUCTOR INCWELBORN MATTHEW L
    • WELBORN MATTHEW L
    • H03H17/02H04L1/00
    • H03H17/0294H03H17/0223H03H17/0254H03H17/045H03H17/0455H03H17/0664H03H17/0685H03H2017/0247
    • A filter is provided that is formed of multiple filter stages arranged in series. Each of these filter stages has an input tap at its input that can be selectively connected to a filter input signal, and an output tap at its and output that can be selectively connected to an output selection circuit. Adjacent pairs of filter stages can also be isolated from each other. By selectively connecting the various input and output taps, and selectively isolating pairs of filter stages from each other, the filter can be formed into a single long filter or a plurality of parallel filters anywhere in size from one filter stage up to half the total number of filter stages. The output selection circuit can then sequentially select whatever filter stage outputs are connected to it and provide those as a general filter output.
    • 提供由多个串联布置的滤波器级形成的滤波器。 每个滤波器级在其输入端都有一个输入抽头,可以选择性地连接到滤波器输入信号,并且其输出端可以选择性连接到输出选择电路。 相邻的滤波器对也可以彼此隔离。 通过选择性地连接各种输入和输出抽头,并且选择性地将成对的滤波器级彼此隔离,滤波器可以形成为单个长滤波器或多个平行滤波器,其大小从一个滤波器级到总数的一半 的过滤器阶段。 输出选择电路然后可以顺序地选择连接到它的任何滤波器级输出,并将它们提供为通用滤波器输出。