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1. 发明授权

US08108143B1 Navigation system enabled wireless headset 有权
标题翻译：导航系统启用无线耳机
公开(公告)号：US08108143B1
公开(公告)日：2012-01-31
申请号：US11960842
申请日：2007-12-20
申请人： David P. Tester
发明人： David P. Tester
IPC分类号： G01C21/00 , H04W24/00
CPC分类号： G01C21/20 , H04W88/02
摘要： A method of enabling navigation from a headset is disclosed. The method generally includes the steps of (A) receiving a first signal transmitted by a device to the headset through a wireless personal area network, the first signal carrying assist data transmitted by an Assisted Global Positioning System server, (B) receiving a plurality of navigation signals transmitted by a navigation system to the headset and (C) calculating a current position of the headset at a first time using the assist data to lock onto the navigation signals.
摘要翻译：公开了一种能够从耳机导航的方法。该方法通常包括以下步骤：（A）通过无线个人区域网络接收由设备发送到耳机的第一信号，第一信号承载由辅助全球定位系统服务器发送的辅助数据，（B）接收多个由导航系统发送到耳机的导航信号，以及（C）使用辅助数据在第一时间计算耳机的当前位置以锁定到导航信号上。

2. 发明授权

US07564403B2 Always-on satellite positioning receiver 有权
标题翻译：始终在卫星定位接收机
公开(公告)号：US07564403B2
公开(公告)日：2009-07-21
申请号：US12120603
申请日：2008-05-14
申请人： David P. Tester , Stephen P. Graham
发明人： David P. Tester , Stephen P. Graham
IPC分类号： G01S1/02
CPC分类号： G01S19/37 , G01S19/24 , G01S19/29 , G01S19/34
摘要： A method to establish a position of a device receiving an input signal containing data from a plurality of satellites is disclosed. The method generally includes the steps of (A) calculating (i) an estimated position of the device and (ii) an estimated velocity vector of the device, (B) calculating a plurality of estimated locations of a plurality of pseudo-random code sequences in the input signal based on (i) the estimated position and (ii) the estimated velocity vector and (C) generating the position in an output signal based on the pseudo-random code sequences.
摘要翻译：公开了一种建立接收包含来自多颗卫星的数据的输入信号的设备的位置的方法。该方法通常包括以下步骤：（A）计算（i）装置的估计位置和（ii）装置的估计速度矢量，（B）计算多个伪随机码序列的多个估计位置基于（i）估计位置的输入信号和（ii）估计速度矢量，（C）基于伪随机码序列在输出信号中产生位置。

3. 发明授权

US07561101B1 Last known position reporting for always-on global positioning system receiver 有权
标题翻译：最后知道的位置报告，用于永远在线的全球定位系统接收器
公开(公告)号：US07561101B1
公开(公告)日：2009-07-14
申请号：US11837675
申请日：2007-08-13
申请人： David P. Tester , Stephen P. Graham
发明人： David P. Tester , Stephen P. Graham
IPC分类号： G01S1/02
CPC分类号： G01S5/0027 , G01S19/246 , G01S19/28 , G01S19/37
摘要： A method of last known position reporting in a device is disclosed. The method generally includes the steps of (A) generating a request signal in an application module of the device, the request signal requesting a current position of the device while a plurality of navigation signals are too weak to calculate the current position, (B) calculating a sequence of known positions in a position module of the device, the known positions being calculated based on the navigation signals with sufficient strength, (C) calculating the current position in the position module in response to the request signal, the current position being calculated based on a last of the known positions and (D) generating a position signal in the position module, the position signal reporting the current position as a valid position to the application module.
摘要翻译：公开了一种在设备中的最后已知位置报告的方法。该方法通常包括以下步骤：（A）在设备的应用模块中生成请求信号，当多个导航信号太弱而无法计算当前位置时，请求信号请求设备的当前位置，（B）计算装置的位置模块中的已知位置的序列，已知位置是基于具有足够强度的导航信号计算的;（C）响应于请求信号计算位置模块中的当前位置，当前位置为基于最后的已知位置计算出的（D）在所述位置模块中产生位置信号，所述位置信号将所述当前位置报告为所述应用模块的有效位置。

4. 发明授权

US08164519B1 Fast acquisition engine 有权
标题翻译：快速采集引擎
公开(公告)号：US08164519B1
公开(公告)日：2012-04-24
申请号：US12468242
申请日：2009-05-19
申请人： Mario A. Bedoya Martinez , Gareth Williams , David P. Tester
发明人： Mario A. Bedoya Martinez , Gareth Williams , David P. Tester
IPC分类号： G01S19/30 , G01S19/31
CPC分类号： G01S19/34 , G01S19/24
摘要： A method of fast acquisition of a location of a device is disclosed. The method generally includes the steps of (A) repeatedly powering up automatically (i) a radio receiver and (ii) a given subset of a plurality of correlators in some of a plurality of search engines in the device, (B) buffering first data of a plurality of position signals received through the radio receiver over a first period, each of the position signals comprising a respective one of a plurality of code sequences, (C) searching through the first data with the correlators to find at least one of the code sequences, each of the correlators using a search window comprising a fraction of a code length of the code sequences and (D) generating an output signal carrying a location of the device based on the position signals corresponding to the code sequences that were found.
摘要翻译：公开了一种快速获取设备位置的方法。该方法通常包括以下步骤：（A）自动地重新上电（i）无线电接收机和（ii）设备中的多个搜索引擎中的一些中的多个相关器的给定子集，（B）缓冲第一数据通过第一周期通过无线电接收器接收的多个位置信号中的每个位置信号包括多个码序列中的相应一个，（C）通过第一数据与相关器搜索以找到至少一个代码序列，每个相关器使用包括代码序列的代码长度的一部分的搜索窗口，以及（D）基于与所找到的代码序列对应的位置信号来生成携带设备的位置的输出信号。

5. 发明授权

US07538726B1 PVT optimization architecture for always-on GPS receivers 有权
标题翻译：用于永远在线GPS接收机的PVT优化架构
公开(公告)号：US07538726B1
公开(公告)日：2009-05-26
申请号：US11733270
申请日：2007-04-10
申请人： David P. Tester , Adrian P. Wise
发明人： David P. Tester , Adrian P. Wise
IPC分类号： G01S1/00
CPC分类号： G01S19/46 , G01S19/05 , G01S19/258 , G01S19/28 , G01S19/34
摘要： A method to reduce power consumption in a device is disclosed. The method generally includes the steps of (A) generating a plurality of pseudorange signals by tracking a plurality of position signals received from a plurality of satellites in a positioning system, at least one of the position signals from each one of the satellites respectively, (B) calculating both an initial position and an initial time bias from the pseudorange signals using a processing capability of the device at a normal capacity and (C) calculating both an updated position and an updated time bias using the processing capability reduced to a first capacity, wherein the first capacity (i) consumes less power than the normal capacity and (ii) is suitable to process the updated position and the updated time bias using a limited number comprising less than all of the pseudorange signals.
摘要翻译：公开了一种降低设备功耗的方法。该方法通常包括以下步骤：（A）通过跟踪从定位系统中的多个卫星接收的多个位置信号来产生多个伪距信号，分别来自每个卫星的位置信号中的至少一个（ B）使用在正常容量下的设备的处理能力从伪距信号计算初始位置和初始时间偏差;（C）使用减少到第一容量的处理能力来计算更新位置和更新的时间偏差，其中所述第一容量（i）比正常容量消耗更少的功率，并且（ii）适于使用包含少于所有伪距信号的有限数量来处理所述更新的位置和更新的时间偏差。

6. 发明授权

US07460064B1 Variable measurement rate method for positioning systems 有权
标题翻译：定位系统的可变测量速率法
公开(公告)号：US07460064B1
公开(公告)日：2008-12-02
申请号：US11613536
申请日：2006-12-20
申请人： David P. Tester , Stephen P. Graham , Nigel J. Tolson , Ian G. Watson
发明人： David P. Tester , Stephen P. Graham , Nigel J. Tolson , Ian G. Watson
IPC分类号： G01S1/00
CPC分类号： G01S19/13 , G01C21/20 , G01S19/34
摘要： A method of variable rate measurements in a device. The method generally includes the steps of (A) generating an intermediate signal conveying both a position of the device and a velocity of the device in response to a plurality of navigation signals received from external the device, (B) calculating an extrapolated position of the device at a second time based on the position and the velocity both measured at a first time, (C) adjusting an interval between the second time and a third time in response to a difference between the extrapolated position and the position measured at the second time and (D) generating a position signal conveying the position and the velocity, wherein the third time occurs after the second time and the second time occurs after the first time.
摘要翻译：一种设备中可变速率测量的方法。该方法通常包括以下步骤：（A）响应于从外部设备接收的多个导航信号，产生传送设备的位置和设备的速度的中间信号，（B）计算外部设备的外推位置基于在第一时间测量的位置和速度的第二时间设备;（C）响应于外推位置和在第二时间测量的位置之间的差异来调整第二时间和第三时间之间的间隔和（D）产生传送位置和速度的位置信号，其中第三次发生在第二次和第二次在第一次之后发生。

7. 发明申请

US20080218410A1 Always-on satellite positioning receiver 有权
标题翻译：始终在卫星定位接收机
公开(公告)号：US20080218410A1
公开(公告)日：2008-09-11
申请号：US12120603
申请日：2008-05-14
申请人： David P. Tester , Stephen P. Graham
发明人： David P. Tester , Stephen P. Graham
IPC分类号： G01S1/00
CPC分类号： G01S19/37 , G01S19/24 , G01S19/29 , G01S19/34
摘要： A method to establish a position of a device receiving an input signal containing data from a plurality of satellites is disclosed. The method generally includes the steps of (A) calculating (i) an estimated position of the device and (ii) an estimated velocity vector of the device, (B) calculating a plurality of estimated locations of a plurality of pseudo-random code sequences in the input signal based on (i) the estimated position and (ii) the estimated velocity vector and (C) generating the position in an output signal based on the pseudo-random code sequences.
摘要翻译：公开了一种建立接收包含来自多颗卫星的数据的输入信号的设备的位置的方法。该方法通常包括以下步骤：（A）计算（i）装置的估计位置和（ii）装置的估计速度矢量，（B）计算多个伪随机码序列的多个估计位置基于（i）估计位置的输入信号和（ii）估计速度矢量，（C）基于伪随机码序列在输出信号中产生位置。

8. 发明授权

US08054220B1 Variable measurement rate method for positioning systems 有权
标题翻译：定位系统的可变测量速率法
公开(公告)号：US08054220B1
公开(公告)日：2011-11-08
申请号：US12326219
申请日：2008-12-02
申请人： David P. Tester , Stephen P. Graham , Nigel J. Tolson , Ian G. Watson
发明人： David P. Tester , Stephen P. Graham , Nigel J. Tolson , Ian G. Watson
IPC分类号： G01S19/13 , G01S19/34
CPC分类号： G01S19/13 , G01C21/20 , G01S19/34
摘要： A method of variable rate measurements in a device. The method generally includes the steps of (A) generating an intermediate signal conveying both a position of the device and a velocity of the device in response to a plurality of navigation signals received from external the device, (B) calculating an extrapolated position of the device at a second time based on the position and the velocity both measured at a first time, (C) adjusting an interval between the second time and a third time in response to a difference between the extrapolated position and the position measured at the second time and (D) generating a position signal conveying the position and the velocity, wherein the third time occurs after the second time and the second time occurs after the first time.
摘要翻译：一种设备中可变速率测量的方法。该方法通常包括以下步骤：（A）响应于从外部设备接收的多个导航信号，产生传送设备的位置和设备的速度的中间信号，（B）计算外部设备的外推位置基于在第一时间测量的位置和速度的第二时间设备;（C）响应于外推位置和在第二时间测量的位置之间的差异来调整第二时间和第三时间之间的间隔和（D）产生传送位置和速度的位置信号，其中第三次发生在第二次和第二次在第一次之后发生。

9. 发明授权

US07894987B1 Hot zones trigger method for location-based applications and services 有权
标题翻译：用于基于位置的应用程序和服务的热区触发方法
公开(公告)号：US07894987B1
公开(公告)日：2011-02-22
申请号：US11613280
申请日：2006-12-20
申请人： David P. Tester , Stephen P. Graham
发明人： David P. Tester , Stephen P. Graham
IPC分类号： H04Q9/04
CPC分类号： H04W60/04 , H04W4/02 , H04W4/20
摘要： A method for location-based zone triggering is disclosed. The method generally includes the step of (A) generating a position signal conveying a location of a device in at least two spatial dimensions in response to a plurality of navigation signals received from external the device and (B) generating a trigger signal at an interface based on the position signal, (i) a first aspect of the trigger signal indicating that the location is crossing a boundary of a zone, (ii) a second aspect of the trigger signal indicating that the device is one of entering the zone and leaving the zone and (iii) the interface adapting a zone module to communicate the trigger signal to an application module.
摘要翻译：公开了一种基于位置的区域触发方法。该方法通常包括以下步骤：（A）响应于从外部设备接收到的多个导航信号，产生一个位置信号，该位置信号以至少两个空间维度传送设备的位置，以及（B）在接口处产生触发信号基于位置信号，（i）触发信号的第一方面，指示位置正在跨越区域的边界，（ii）触发信号的第二方面，指示该设备是进入该区域并离开该区域和（iii）适配区域模块以将触发信号传送到应用模块的接口。

10. 发明授权

US07375682B1 Always-on satellite positioning receiver 有权
标题翻译：始终在卫星定位接收机
公开(公告)号：US07375682B1
公开(公告)日：2008-05-20
申请号：US11613219
申请日：2006-12-20
申请人： David P. Tester , Stephen P. Graham
发明人： David P. Tester , Stephen P. Graham
IPC分类号： G01S1/02
CPC分类号： G01S19/37 , G01S19/24 , G01S19/29 , G01S19/34
摘要： A method for establishing a position of a device is disclosed. The method generally includes the steps of (A) receiving an input signal from a receiver listening to a plurality of satellites in a positioning system, (B) calculating (i) a plurality of estimated Doppler shifts of the satellites, (ii) an estimated position of the device and (iii) an estimated velocity of the device, (C) generating a plurality of pseudo-ranges in an intermediate signal based on all of (i) the input signal, (ii) the estimated Doppler shifts, (iii) the estimated position and (iv) the estimated velocity and (D) generating the position in an output signal based on the pseudo-ranges.
摘要翻译：公开了一种用于建立设备位置的方法。该方法通常包括以下步骤：（A）从收听定位系统中的多个卫星的接收机接收输入信号，（B）计算（i）卫星的多个估计的多普勒频移，（ii）估计的（iii）设备的估计速度，（C）基于（i）所述输入信号，（ii）所估计的多普勒频移（iii），在中间信号中产生多个伪距离，（iii）所估计的多普勒频移）估计位置和（iv）估计速度和（D）基于伪距产生输出信号中的位置。

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