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    • 1. 发明申请
    • APPARATUS AND CONTROL INTERFACE THEREFOR
    • 设备和控制接口
    • WO2006027026A1
    • 2006-03-16
    • PCT/EP2004/052070
    • 2004-09-07
    • FREESCALE SEMICONDUCTORS, INCO'KEEFFE, Connor JKELLEHER, PaulSCHWARTZ, Daniel
    • O'KEEFFE, Connor JKELLEHER, PaulSCHWARTZ, Daniel
    • G06F13/38
    • G06F13/4291
    • An apparatus (100) comprises a number of sub-systems (110, 120) and a control interface (105) operably coupled to sub-systems (110, 120) for routeing data therebetween. A strobe generation function (225, 325) is operably coupled to the control interface (105) and configured to generate a plurality of different strobe signals to differentiate between different intended receiving devices. Thus, different strobe signals may be multiplexed onto a single control interface link, based on a pulse width or voltage magnitude characteristics of the respective strobe signals. A strobe decoder function is operably coupled to the control interface (105) and configured to decode a plurality of different strobe signals to differentiate between triggering sub-systems on receiving devices.
    • 装置(100)包括多个子系统(110,120)和可操作地耦合到子系统(110,120)的控制接口(105),用于在其间路由数据。 选通生成功能(225,325)可操作地耦合到控制接口(105)并且被配置为生成多个不同的选通信号以区分不同的预期接收设备。 因此,不同的选通信号可以基于各个选通信号的脉冲宽度或电压幅度特性而复用到单个控制接口链路上。 选通解码器功能可操作地耦合到控制接口(105)并且被配置为解码多个不同的选通信号以区分接收设备上的触发子系统。
    • 2. 发明申请
    • WIRELESS COMMUNICATION DEVICE AND DATA INTERFACE
    • 无线通信设备和数据接口
    • WO2006027025A1
    • 2006-03-16
    • PCT/EP2004/052054
    • 2004-09-06
    • FREESCALE SEMICONDUCTORS, INCO'KEEFFE, Connor, J.KELLEHER, Paul
    • O'KEEFFE, Connor, J.KELLEHER, Paul
    • H04B1/40
    • H04B1/40H04B15/02H04B2215/064H04B2215/065
    • A wireless communication device (100) comprises a number of sub-systems (110, 120) operably coupled to a data interface (105) for routeing data between the number of sub-systems (110, 120). A clock generation function (615) generates a clock signal substantially at a data transfer rate to be used over the data interface (105) whereby the clock signal is generated at a rate that minimises harmonic content of the clock signal at operational frequencies of the wireless communication device (100). Thus, a suitable data rate is selected and supported by the data interface that accommodates the desired bandwidth, clock rate and/or chip rate of the functional elements that are coupled by the data interface within the wireless communication device (100), whilst minimising the effects of harmonic interference from the clock signal(s).
    • 无线通信设备(100)包括可操作地耦合到数据接口(105)的多个子系统(110,120),用于在子系统(110,120)的数量之间路由数据。 时钟生成功能(615)基本上以数据传输速率生成要在数据接口(105)上使用的数据传输速率的时钟信号,从而以无线电的工作频率使时钟信号的谐波含量最小化的速率产生时钟信号 通信设备(100)。 因此,数据接口选择并支持合适的数据速率,该数据接口适应由无线通信设备(100)内的数据接口耦合的功能元件的期望带宽,时钟速率和/或码片速率,同时最小化 来自时钟信号的谐波干扰的影响。
    • 4. 发明申请
    • WIRELESS COMMUNICATION DEVICE, INTEGRATED CIRCUIT AND METHOD OF TIMING SYNCHRONISATION
    • 无线通信设备,集成电路和时序同步的方法
    • WO2008080634A1
    • 2008-07-10
    • PCT/EP2007/050016
    • 2007-01-02
    • FREESCALE SEMICONDUCTOR, INC.BEAMISH, NormanKELLEHER, PaulSCHWARTZ, Daniel B
    • BEAMISH, NormanKELLEHER, PaulSCHWARTZ, Daniel B
    • H04B1/40
    • H04L7/04H04J3/0685
    • A wireless communication device (100) comprises a first sub-system arranged to pass data to a second sub-system comprising timing synchronisation logic (132) operably coupled to a counter (134), such that data is sampled by the timing synchronisation logic (132) when passed to the second sub-system from the first sub-system wherein the wireless communication device (100) is characterised in that the timing synchronisation logic (132) is arranged to determine a position of a first data frame and in response thereto initiate a counting process of the counter (134) and determine a position of a second data frame and in response thereto determine a count value from the counting process of the counter (134) and in response to the count value determine whether to initiate a timing advance or timing retard operation on the data being passed to the second sub-system. In this manner, the inventive concept provides the wireless communication device with a mechanism to achieve timing synchronisation. In particular, the inventive concept may allow a radio frequency integrated circuit (RFIC) to implement timing synchronisation by advancing or retarding an 'actual' signal sent from digital baseband circuits in a 3G DigRF wireless communication device (100).
    • 无线通信设备(100)包括被配置为将数据传递到第二子系统的第一子系统,该第二子系统包括可操作地耦合到计数器(134)的定时同步逻辑(132),使得数据被定时同步逻辑 132)当从第一子系统传递到第二子系统时,其中无线通信装置(100)的特征在于定时同步逻辑(132)被布置成确定第一数据帧的位置并响应于此 启动计数器(134)的计数过程并确定第二数据帧的位置,并响应于此从计数器(134)的计数处理确定计数值,并且响应于计数值确定是否启动定时 对正在传送到第二子系统的数据进行提前或定时延迟操作。 以这种方式,本发明的概念为无线通信设备提供了实现定时同步的机制。 特别地,本发明的概念可以允许射频集成电路(RFIC)通过推进或延迟在3G DigRF无线通信设备(100)中从数字基带电路发送的“实际”信号来实现定时同步。
    • 7. 发明申请
    • SELF-TEST STRUCTURE AND METHOD OF TESTING A DIGITAL INTERFACE
    • 自测试结构和测试数字接口的方法
    • WO2008100686A1
    • 2008-08-21
    • PCT/US2008/051838
    • 2008-01-24
    • FREESCALE SEMICONDUCTOR INC.LUCE, Lawrence B.KELLEHER, PaulMCSWINEY, Diarmuid
    • LUCE, Lawrence B.KELLEHER, PaulMCSWINEY, Diarmuid
    • H04B1/38H04B1/48
    • G01R31/31716
    • A digital interface (22) includes a self-test structure (56). The structure (56) includes a transmit section (52) and a receive section (36) having a correlator (68). A method (114) of testing the interface (22) entails coupling the receive section (36) with the transmit section (52) and communicating a test data structure (86) from the transmit section (52) to the receive section (36) at a high data rate. The test data structure (86) includes a pre-defined sync pattern (88), a header (90), and a payload (92). The receive section (36) detects the sync pattern (88) and performs time frame synchronization (148) at the correlator (68). When synchronization (148) is successful, the receive section (36) decodes (154, 162) the header (90) and the payload (92). If time frame synchronization (148) and decoding (154, 162) are successful, a validation indicator (100) is output for external observation at a low data rate.
    • 数字接口(22)包括自检结构(56)。 结构(56)包括具有相关器(68)的发射部分(52)和接收部分(36)。 测试接口(22)的方法(114)需要将接收部分(36)与发送部分(52)耦合并将测试数据结构(86)从发送部分(52)传送到接收部分(36) 以高数据速率。 测试数据结构(86)包括预定义同步模式(88),报头(90)和有效载荷(92)。 接收部分(36)检测同步模式(88)并在相关器(68)处执行时间帧同步(148)。 当同步(148)成功时,接收部分(36)解码(154,162)标题(90)和有效载荷(92)。 如果时间帧同步(148)和解码(154,162)成功,则以低数据速率输出验证指示符(100)以进行外部观察。