The blind adaptive beamforming algorithms using PN code are studied in this paper, based on the smart antenna anti-jaming application in satellite navigation and position system receiver.
本文基于卫星导航定位系统接收机的智能天线抗干扰应用背景，研究了利用PN码的盲自适应波束形成算法。
The Global Positioning System (GPS) of U. S is a satellite navigation and position system that now has the best performance , the highest precision of position and it is widely applied in everywhere.
美国全球定位系统GPS是目前性能最完善、定位精度最高、应用最广泛的卫星导航定位系统。
GPS III will improve position, navigation and timing services and provide advanced anti-jam capabilities yielding superior system security, accuracy and reliability.
GPSIII将改善定位、导航和定时服务，并提供先进的抗干扰能力，提供优秀的系统安全、精度和可靠性。
GPS III will improve position, timing services, navigation and provide advanced anti-jam capabilities yielding superior system security, reliability and accuracy.
GPSIII将增强定位、授时服务和导航能力，具有先进的抗干扰性能，为全球用户提供安全、可靠和准确的服务。
Global Positioning System(GPS)is a satellite navigation system designed to provide instantaneous three-dimensional position infbrmation almost anywhere on the globe at any time, and in any weather .
GPS全球定位系统以其全球性、全天候、实时定位等优点显示出强大的生命力和竞争力，在航空、航天、航海及许多民用领域有着广泛的应用。
L IRS— this system provides outputs of key navigation parameters such as heading, attitude, and airplane present position.
l惯性基准系统——此系统输出例如像航向、高度及飞机当前位置等关键导航参数。
Global Positioning system (GPS) is a radio navigation system which provides free users with accurate longitude, latitude and elevation of three-dimensional position information and time information.
全球定位系统(GPS)是为用户提供免费而精确的经度，纬度和海拔三维位置信息与时间信息的无线电导航系统。
There exists a slope drift in an integral gyro when it is used as an azimuth gyro, which may cause serious heading and position errors in the Inertial Navigation System (INS).
当惯性陀螺工作在方位姿态时，有一定的斜坡漂移，它将引起惯性导航系统中的严重的航向和位置误差，所以有必要估计和补偿它。
Satellite positioning navigation means using the position, velocity and time information supplied by the satellite positioning navigation system to localize, navigate and manage the target.
卫星定位导航是指利用卫星定位导航系统提供的位置、速度及时间信息对各种目标进行定位、导航及监管。
The independent position system of deep-sea mining vehicle is the base of self-localization, intelligent controlling, independent navigation and safely working.
深海采矿车自主定位系统是采矿车自主导航、智能控制、安全作业等过程的基础。
Simulation results show that the position error of the integrated navigation system is less than 15% (RMS) of goal error over long intervals, and even smaller in the area with evident anomaly gravity.
仿真结果表明：该组合导航系统长时间定位误差小于导航系统目标误差的15% (RMS)，在重力异常显著变化地区其定位误差将更小。
GPS is widely used in forest system and it is of the function of position, navigation and quadrature.
GPS在林业系统中的应用广泛，具有定位、导航、求积三大功能。
As an automatic decision-making assistance system, it can decide ship position relative to the continent, mark target position, assist navigation, and avoid the danger.
作为一个自动决策辅助系统，能连续确定船舶相对于大陆的位置、标定目标的位置，辅助导航和避险。
Simulation results show that this integrated system can get navigation attitude position with high precision, also the position error and velocity error are decreased.
仿真结果表明：本文提出的组合导航系统能够给出载体的高精度姿态信息，位置误差和速度误差也较小。
The navigation satellite system, which provides high precision position, velocity and times all weather and all time, plays an important role in military and civil use. The NO.
卫星导航系统以其全天候全天时提供高精度的位置、速度和时间信息．在军事和民用上显示出越来越重要的用途。
Image match is critical technique in image aided navigation. Image match system finds correspondence between real image and base image and then outputs the position parameters to the aircraft.
图像匹配是图像导航中的关键技术，图像匹配系统在实时图和基准图之间寻找匹配位置，得到位置信息提供给航行器。
Radio navigation makes use of wireless wave, which can be divided into land-based and space-based system according to the position of base point.
无线电导航是利用无线电电波的波速进行导航的方法，根据导航基点可分为陆基导航和空基导航。
Method of high-speed data-transmission between navigation computer and searching radar in the Orientation and Position system is introduced.
文章介绍了导航定位系统中导航计算机与搜索雷达之间的数据高速传输方法。
So many application system depend on the system of frequency and time measurement, such as large scale communication system, electrical power system and GPS navigation position system.
许多应用系统也都依赖于时频测量系统，如大规模通讯系统，电力系统以及GPS导航定位系统等。
The velocity outputs and position outputs from SINS and global positioning system(GPS) were used to construct the observation, and the algorithm of SINS/GPS integrated navigation was designed.
利用SINS与全球定位系统（GPS）各自的速度、位置输出构造量测，设计SINS/GPS组合导航算法。
Enforced position location reporting system (EPLRS) is a tactic system that integrates communication, navigation and identification functions.
增强型定位报告系统(EPLRS)是集通信、导航定位、识别于一体的综合性战术系统。
Enforced position location reporting system (EPLRS) is a tactic system that integrates communication, navigation and identification functions.
增强型定位报告系统(EPLRS)是集通信、导航定位、识别于一体的综合性战术系统。
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