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paper01
- A FFT-based partial matched filter (PMF) acquisition threshold setting method for fast GPS acquisition is presented. Normal distribution and numerical fitting technique instead of real decision variable (DV) distribution are used in derivatio
paper02
- This paper describes an approach of implementing software based GPS receiver acquisition and tracking for L1 C/A signal on ADSP SHARC. The main objective of this paper is bring out fast GPS signal tracking method using which more number of ch
cgpscyl
- 从GPS产业链动荡看便携式导航技术的发展——相当不错的一篇文章，希望对您有所-From the turmoil in the industry chain to see a portable GPS navigation technology for development- a fairly good article, hope you find this
GPS_A-GPS_CELL
- 分别分析A-GPS GPS CELL-ID 三种定位方式的性能，三种配合应用才能实现无缝定位-Were analyzed A-GPS GPS CELL-ID 3 kinds of positioning methods of performance, three kinds of applications can be achieved with seamless positioning
Nowada711_opManual.pdf
- Operation manual of the Nowada 711, a very popular GPS board used in many navigation systems.
mg5001dev-1.0p10
- This file is development baord a gps receiver
BOC-Modulated-Signals
- 一个通用模型的相干多径误差调制信号跟踪BOC,在寻求使用全球导航卫星系统（GNSSs）导航精度的主要挑战是减少测量和星历误差。统称现代化将减少测量误差，提供了一个更大的全球导航卫星系统各种努力，需要新的卫星研制和发射，并因此发生过了很多年的时间尺度。全球定位系统（GPS）的用户，星历误差是最近完成调用的传统精度改进倡议，或L-AII的，只涉及修改地面优点的努力目标。这一努力的结果在一个永久的广播星历误差减少25％[1]。-A General Model of Multipath Error fo
Feasibility-of-GPS-measurements
- GPS测量在实际生产中已经得到广泛的应用,它也成为一个真正的三维测量工具,它的平面精度是勿容置疑的,但是测高精度仍然没有得到普遍认可。本文讨论了影响GPS测高的几种因素,并以高精度的实时动态差分技术GPSRTK为例论述了GPS测高的可行性及达到的精度指标。-GPS measurements have been widely used in the actual production, it has also become a real three-dimensional measurement
GPS-R-a-D-and-manufacturing-company
- 中国GPS研发公司，适合每个学生找工作时方便的知道了解中国的研发公司-GPS R & D company, for each student to find a job know to understand China' s R & D company
5
- 在GPS软件接收机和SINS辅助GPS跟踪技术的基础上,提出了一种SINS/GPS超紧致组合导航方案。该超紧致方案在GPS软件接收机的捕获环节中加入了基于相位估计的精细捕获算法,从而提高了频率捕获精度,省略了频率跟踪牵引过程 在信号跟踪环节中,利用SINS位置、速度信息与卫星参数,求取接收机与卫星之间的径向距离和径向距离率,为码环、载波环提供辅助,从而降低了载体动态变化对跟踪环的影响,提高了跟踪环的动态跟踪性能 同时,降低载波环噪声带宽,减小码环相关间隔,从而提高了载波环和码环的跟踪精度。-On
1
- 超紧耦合是 GPS/INS 组合导航系统的最新研究方向，它采用 INS 测得的载体动态信息辅助 GPS 接收机跟踪环 路，消除卫星信号中由于载体与卫星之间相对运动所产生的频率偏移，提高接收机在高动态环境下载波跟踪性能，同时还 可以压缩带宽，有效增强接收机抗干扰性能。介绍 GPS/INS 超紧耦合技术，给出 INS 辅助 GPS 载波跟踪环路结构图和相应 的数学模型，分析 INS 辅助 GPS 跟踪环路在动态环境下的动态残留及其对环路相位误差的影响，并进行了模型仿真，最后 对仿真结
PERFORMANCE
- Abdullah S. Alsalman_Full paper_HAND-HELD GPS RECEIVERS A COMPARISON OF ACCURACY PERFORMANCE-Abdullah S. Alsalman_Full paper_HAND-HELD GPS RECEIVERS A COMPARISON OF ACCURACY PERFORMANCE
COMPASS-and-GPS-position-
- 利用实验数据对beidou和GPS的定位性能进行了分析，得到北斗的定位性能稳定的结论-Using the experimental data and the GPS positioning beidou performance analysis, a stable positioning performance Beidou conclusions
06608872
- GPS定位精度的测试和核心算法的介绍以及仿真介绍-Design and Test of a Precise Mobile GPS Tracker
SMShrestha
- The NAVSTAR GPS (NAVigation Satelllite Timing And Ranging Global Positioning System) is an all-weather, space-based navigation system developed by the U.S. Department of Defense to determine ones position, velocity, and time accurately in a com
TC35I
- The Global Positioning System (GPS) is a space-based navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites.[1
IP
- The Global Positioning System (GPS) is a space-based navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites.[1
GPS-based-deals-locator
- comprehensive geographical search system where in if user is in an unknown city and wants know if there is a lodge in that are within his budget or he wants to buy a pen drive and don’t know in which shop its available then this application will guid
JD-GCS01
- JD-GCS01无人机地面站系统 产品介绍 JD-GCS01无人机地面站系统是无人机自动驾驶仪配套地面站指挥控制系统，内置60KM远距离通讯数传电台、图传及图像采集卡、GPS/BD双频卫星接收机、摇杆，具有便携、集成化高、处理能力强等特点。 电源：内置锂离子聚合物电池，可实现220V/电池双供电模式。 充电功耗：<15W；电池连续工作时间：>2h 外形尺寸：510x420x200mm 重量：6kg-JD-GCS01 UAV Ground Stati
meigou
- 美国海军将升级基于GPS信号的_精确进场与着舰系统_一片很不错的文章 了解美国当下的技术研究-The U.S. navy will upgrade _ precise approach based on the GPS signal and the ship system _ a good article To understand the present technical research in the United States