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    • 1. 发明申请
    • METHOD AND SYSTEM FOR CALIBRATING A LOCAL GNSS CLOCK USING NON-GNSS SYSTEM CLOCKS IN A GNSS ENABLED MOBILE DEVICE
    • 使用GNSS导航移动设备中的非GNSS系统时钟校准本地GNSS时钟的方法和系统
    • US20110018762A1
    • 2011-01-27
    • US12509422
    • 2009-07-24
    • John WalleyCharles AbrahamKambiz Shoarinejad
    • John WalleyCharles AbrahamKambiz Shoarinejad
    • G01S19/23
    • G01S19/235
    • A GNSS enabled mobile device is operable to receive two or more system clocks via from a plurality of associated non-GNSS communication networks, for example, GSM, GPRS, UMTS, EDGE, EGPRS, LTE, WiMAX, high-speed wireless LAN (WiFi), and/or short-range wireless (Bluetooth). The received system clocks are used to calibrate an local GNSS clock for the GNSS enabled mobile device. The GNSS enabled mobile device communicates the received system clocks with an associated GNSS receiver without using an external circuitry. The GNSS receiver selects a calibration clock from the received system clocks based on the status (active or inactive) of corresponding system clocks. An active system clock is selected as the calibration clock. The associated local GNSS clock is calibrated by removing clock errors from the associated local GNSS clock using the selected calibration clock. The calibrated local GNSS clock is used for detecting GNSS signals and/or processing detected GNSS signals.
    • 支持GNSS的移动设备可操作以经由多个相关联的非GNSS通信网络(例如GSM,GPRS,UMTS,EDGE,EGPRS,LTE,WiMAX,高速无线LAN(WiFi))接收两个或多个系统时钟 )和/或短距离无线(蓝牙)。 所接收的系统时钟用于校准支持GNSS的移动设备的本地GNSS时钟。 支持GNSS的移动设备在不使用外部电路的情况下将所接收的系统时钟与相关联的GNSS接收器通信。 GNSS接收器根据相应系统时钟的状态(有效或不活动)从接收到的系统时钟中选择校准时钟。 选择活动系统时钟作为校准时钟。 通过使用所选择的校准时钟从相关联的本地GNSS时钟中消除时钟误差来校准相关联的本地GNSS时钟。 校准的本地GNSS时钟用于检测GNSS信号和/或处理检测到的GNSS信号。
    • 2. 发明授权
    • Method and system for a full GNSS capable multi-standard single chip
    • 具有全GNSS能力的多标准单芯片的方法和系统
    • US08339311B2
    • 2012-12-25
    • US12509418
    • 2009-07-24
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • G01S19/45
    • G01S19/35G01S19/09G01S19/25
    • A multi-standard single chip integrated within a multi-standard mobile device concurrently receives multi-standard radio frequency signals by corresponding two or more integrated radios. The multi-standard single chip generates full GNSS measurement comprising pseudo-range information using the received radio frequency signals. The multi-standard single chip comprises a GNSS radio and multiple non-GNSS radios such as Bluetooth. The full GNSS measurement is generated using GNSS radio frequency signals received by the integrated GNSS radio and communicated over, for example, Bluetooth radio. GNSS satellite reference information embedded in radio frequency signals received by the integrated non-GNSS radios is extracted to assist the full GNSS measurement. A full GNSS navigation solution for the multi-standard mobile device is generated internally to and/or externally to the multi-standard single chip depending on the location of a navigation engine. The generation of the full GNSS measurement is independent of a host processor within the multi-standard mobile device.
    • 集成在多标准移动设备内的多标准单芯片同时通过相应的两个或多个集成无线电接收多标准射频信号。 多标准单芯片使用所接收的射频信号产生包括伪距信息的全GNSS测量。 多标准单芯片包括GNSS无线电和诸如蓝牙的多个非GNSS无线电。 使用由集成的GNSS无线电接收的GNSS射频信号并通过例如蓝牙无线电来传送完整GNSS测量。 嵌入在由集成的非GNSS无线电接收的射频信号中的GNSS卫星参考信息被提取以协助完整的GNSS测量。 根据导航引擎的位置,多标准移动设备的完整GNSS导航解决方案在多标准单芯片内部和/或外部生成。 完整GNSS测量的生成与多标准移动设备内的主机处理器无关。
    • 3. 发明申请
    • METHOD AND SYSTEM FOR A FULL GNSS CAPABLE MULTI-STANDARD SINGLE CHIP
    • 用于全GNSS可多标准单芯片的方法和系统
    • US20110018761A1
    • 2011-01-27
    • US12509418
    • 2009-07-24
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • G01S19/45
    • G01S19/35G01S19/09G01S19/25
    • A multi-standard single chip integrated within a multi-standard mobile device concurrently receives multi-standard radio frequency signals by corresponding two or more integrated radios. The multi-standard single chip generates full GNSS measurement comprising pseudo-range information using the received radio frequency signals. The multi-standard single chip comprises a GNSS radio and multiple non-GNSS radios such as Bluetooth. The full GNSS measurement is generated using GNSS radio frequency signals received by the integrated GNSS radio and communicated over, for example, Bluetooth radio. GNSS satellite reference information embedded in radio frequency signals received by the integrated non-GNSS radios is extracted to assist the full GNSS measurement. A full GNSS navigation solution for the multi-standard mobile device is generated internally to and/or externally to the multi-standard single chip depending on the location of a navigation engine. The generation of the full GNSS measurement is independent of a host processor within the multi-standard mobile device.
    • 集成在多标准移动设备内的多标准单芯片同时通过相应的两个或多个集成无线电接收多标准射频信号。 多标准单芯片使用所接收的射频信号产生包括伪距信息的全GNSS测量。 多标准单芯片包括GNSS无线电和诸如蓝牙的多个非GNSS无线电。 使用由集成的GNSS无线电接收的GNSS射频信号并通过例如蓝牙无线电来传送完整GNSS测量。 嵌入在由集成的非GNSS无线电接收的射频信号中的GNSS卫星参考信息被提取以协助完整的GNSS测量。 根据导航引擎的位置,多标准移动设备的完整GNSS导航解决方案在多标准单芯片内部和/或外部生成。 完整GNSS测量的生成与多标准移动设备内的主机处理器无关。
    • 4. 发明授权
    • Method and system for a full GNSS capable multi-standard single chip
    • 具有全GNSS能力的多标准单芯片的方法和系统
    • US08912954B2
    • 2014-12-16
    • US13620458
    • 2012-09-14
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • John WalleyCharles AbrahamEvan McCarthyKambiz Shoarinejad
    • G01S19/45G01S19/35G01S19/25G01S19/09
    • G01S19/35G01S19/09G01S19/25
    • A multi-standard single chip integrated within a multi-standard mobile device concurrently receives multi-standard radio frequency signals by corresponding two or more integrated radios. The multi-standard single chip generates full GNSS measurement comprising pseudo-range information using the received radio frequency signals. The multi-standard single chip comprises a GNSS radio and multiple non-GNSS radios such as Bluetooth. The full GNSS measurement is generated using GNSS radio frequency signals received by the integrated GNSS radio and communicated over, for example, Bluetooth radio. GNSS satellite reference information embedded in radio frequency signals received by the integrated non-GNSS radios is extracted to assist the full GNSS measurement. A full GNSS navigation solution for the multi-standard mobile device is generated internally to and/or externally to the multi-standard single chip depending on the location of a navigation engine. The generation of the full GNSS measurement is independent of a host processor within the multi-standard mobile device.
    • 集成在多标准移动设备内的多标准单芯片同时通过相应的两个或多个集成无线电接收多标准射频信号。 多标准单芯片使用所接收的射频信号产生包括伪距信息的全GNSS测量。 多标准单芯片包括GNSS无线电和诸如蓝牙的多个非GNSS无线电。 使用由集成的GNSS无线电接收的GNSS射频信号并通过例如蓝牙无线电来传送完整GNSS测量。 嵌入在由集成的非GNSS无线电接收的射频信号中的GNSS卫星参考信息被提取以协助完整的GNSS测量。 根据导航引擎的位置,多标准移动设备的完整GNSS导航解决方案在多标准单芯片内部和/或外部生成。 完整GNSS测量的生成与多标准移动设备内的主机处理器无关。
    • 7. 发明授权
    • Method and system for sharing an oscillator for processing cellular radio signals and GNSS radio data signals by deferring AFC corrections
    • 用于通过推迟AFC校正来共享用于处理蜂窝无线电信号和GNSS无线电数据信号的振荡器的方法和系统
    • US08111189B2
    • 2012-02-07
    • US12651056
    • 2009-12-31
    • Charles AbrahamJohn Walley
    • Charles AbrahamJohn Walley
    • G01S19/23
    • G01S19/235G01S19/36
    • A global navigation satellite system (GNSS) enabled mobile device comprising a crystal oscillator and an automatic frequency correction (AFC) circuit may be operable to share the crystal oscillator between processing of cellular radio signals and processing of GNSS data messages. The GNSS enabled mobile device may be operable to enforce an AFC correction when the crystal oscillator drifts beyond a specific frequency error. The AFC correction may be allowed during time intervals corresponding to GNSS words at which decoding of these words is not required. The GNSS enabled mobile device may be operable to disable the AFC correction during time intervals associated with decoding of words while the crystal oscillator may drift within the specific frequency error range. After the decoding of one or more of words is completed, the AFC correction may be allowed during the time intervals corresponding to these words.
    • 包括晶体振荡器和自动频率校正(AFC)电路的全球导航卫星系统(GNSS)移动设备可以用于在蜂窝无线电信号的处理和GNSS数据消息的处理之间共享晶体振荡器。 当使能GNSS功能的移动设备可以可操作以在晶体振荡器漂移超过特定频率误差时执行AFC校正。 可以在对应于不需要对这些单词进行解码的GNSS字的时间间隔期间允许AFC校正。 支持GNSS的移动设备可以可操作以在晶体振荡器可能在特定频率误差范围内漂移的同时,在与字解码相关的时间间隔期间禁用AFC校正。 在一个或多个字的解码完成之后,可以在对应于这些字的时间间隔期间允许AFC校正。
    • 8. 发明授权
    • Method and system for sharing clock sources to save power on a GNSS enabled mobile device
    • 用于共享时钟源以节省启用GNSS功能的移动设备上的电源的方法和系统
    • US08184049B2
    • 2012-05-22
    • US12509426
    • 2009-07-24
    • John WalleyCharles Abraham
    • John WalleyCharles Abraham
    • G01S19/34
    • G01S19/34G01S19/35
    • A GNSS enabled mobile device selects an associated local GNSS clock or host clock as a clock source to operate a GNSS radio and one or more non-GNSS radios within the GNSS enabled mobile device. When the GNSS radio is in a GNSS active mode, the local GNSS clock is turned ON and selected to be shared with the host. The host operates the GNSS radio and the non-GNSS radios only using the local GNSS clock instead of the host clock. The host clock is turned OFF to save power. When the GNSS radio is in a GNSS inactive mode, the host clock is turned ON and selected to operate the non-GNSS radios. The local GNSS clock is turned OFF to save power. The non-GNSS radios comprise a Bluetooth radio, a WiFi radio, a FM radio, a cellular radio and/or a WiMAX radio.
    • 支持GNSS的移动设备选择相关联的本地GNSS时钟或主机时钟作为时钟源来操作GNSS无线电和在支持GNSS的移动设备内的一个或多个非GNSS无线电。 当GNSS无线电处于GNSS主动模式时,本地GNSS时钟被接通并被选择以与主机共享。 主机仅使用本地GNSS时钟而不是主机时钟来操作GNSS无线电和非GNSS无线电。 主机时钟关闭以节省电量。 当GNSS无线电处于GNSS无效模式时,主机时钟被接通并被选择以操作非GNSS无线电。 本地GNSS时钟关闭以节省电力。 非GNSS无线电包括蓝牙无线电,WiFi无线电,FM无线电,蜂窝无线电和/或WiMAX无线电。
    • 9. 发明申请
    • METHOD AND SYSTEM FOR SHARING CLOCK SOURCES TO SAVE POWER ON A GNSS ENABLED MOBILE DEVICE
    • 用于共享时钟源以节省GNSS使能的移动设备的方法和系统
    • US20110018764A1
    • 2011-01-27
    • US12509426
    • 2009-07-24
    • John WalleyCharles Abraham
    • John WalleyCharles Abraham
    • G01S19/34
    • G01S19/34G01S19/35
    • A GNSS enabled mobile device selects an associated local GNSS clock or host clock as a clock source to operate a GNSS radio and one or more non-GNSS radios within the GNSS enabled mobile device. When the GNSS radio is in a GNSS active mode, the local GNSS clock is turned ON and selected to be shared with the host. The host operates the GNSS radio and the non-GNSS radios only using the local GNSS clock instead of the host clock. The host clock is turned OFF to save power. When the GNSS radio is in a GNSS inactive mode, the host clock is turned ON and selected to operate the non-GNSS radios. The local GNSS clock is turned OFF to save power. The non-GNSS radios comprise a Bluetooth radio, a WiFi radio, a FM radio, a cellular radio and/or a WiMAX radio.
    • 支持GNSS的移动设备选择相关联的本地GNSS时钟或主机时钟作为时钟源来操作GNSS无线电和在支持GNSS的移动设备内的一个或多个非GNSS无线电。 当GNSS无线电处于GNSS主动模式时,本地GNSS时钟被接通并被选择以与主机共享。 主机仅使用本地GNSS时钟而不是主机时钟来操作GNSS无线电和非GNSS无线电。 主机时钟关闭以节省电量。 当GNSS无线电处于GNSS无效模式时,主机时钟被接通并被选择以操作非GNSS无线电。 本地GNSS时钟关闭以节省电力。 非GNSS无线电包括蓝牙无线电,WiFi无线电,FM无线电,蜂窝无线电和/或WiMAX无线电。
    • 10. 发明授权
    • Method and system for sharing an oscillator for processing cellular radio signals and GNSS radio data signals by deferring AFC
    • 用于通过推迟AFC共享用于处理蜂窝无线电信号和GNSS无线电数据信号的振荡器的方法和系统
    • US08681043B2
    • 2014-03-25
    • US13367333
    • 2012-02-06
    • Charles AbrahamJohn Walley
    • Charles AbrahamJohn Walley
    • G01S19/23
    • G01S19/235G01S19/36
    • A global navigation satellite system (GNSS) enabled mobile device comprising a crystal oscillator and an automatic frequency correction (AFC) circuit may be operable to share the crystal oscillator between processing of cellular radio signals and processing of GNSS data messages. The GNSS enabled mobile device may be operable to enforce an AFC correction when the crystal oscillator drifts beyond a specific frequency error. The AFC correction may be allowed during time intervals corresponding to GNSS words at which decoding of these words is not required. The GNSS enabled mobile device may be operable to disable the AFC correction during time intervals associated with decoding of words while the crystal oscillator may drift within the specific frequency error range. After the decoding of one or more of words is completed, the AFC correction may be allowed during the time intervals corresponding to these words.
    • 包括晶体振荡器和自动频率校正(AFC)电路的全球导航卫星系统(GNSS)移动设备可以用于在蜂窝无线电信号的处理和GNSS数据消息的处理之间共享晶体振荡器。 当使能GNSS功能的移动设备可以可操作以在晶体振荡器漂移超过特定频率误差时执行AFC校正。 可以在对应于不需要对这些单词进行解码的GNSS字的时间间隔期间允许AFC校正。 支持GNSS的移动设备可以可操作以在晶体振荡器可能在特定频率误差范围内漂移的同时,在与字解码相关的时间间隔期间禁用AFC校正。 在一个或多个字的解码完成之后,可以在对应于这些字的时间间隔期间允许AFC校正。