Yang argued for a “quantitative evaluation of GNSS interoperability, ” noting that common maximum/minimum received power levels can improve the signal-to-noise environment for multisystem receivers.
杨元喜还对“GNSS互操作性的定量评估”表示赞同，并指出，对于多系统接收机而言，普遍的最大/最小接收功率电平可以改善信噪比环境。
As a result, researching for multi-mode multi-frequency GNSS receiver is of great significance.
因此，多模多频GNSS接收机的研究具有重要的意义。
The invention discloses a Doppler frequency searching method in a GNSS receiver and a correlator thereof.
本发明揭示了一种在GNSS接收器中搜寻多普勒频率的方法及相应的相关器。
This paper introduces a full-order INS/GNSS/SAR integrated navigation system, and its reduced-order model.
本文首先介绍了高阶组合导航系统INS／GNSS／SAR，然后介绍了其降阶模型。
The GNSS difference locating theory, telemetry and orbit measurement system and key technologies are described.
简要介绍了GNSS差分定位原理，遥、外测系统组成及关键技术。
Users can easily and quickly define their own exclusive scene, in a variety of conditions to test the GNSS receiver.
用户能够方便、快捷地定义其所拥有的专属场景，在各种条件下测试GNSS接收设备。
As an extended technique of GNSS radio occultation (RO), the airborne RO sounding has attracted much wider attention.
作为星载掩星技术的推广，基于飞机平台的无线电掩星技术备受关注。
For example, in London's city center area, NEO M8U is typically three times more accurate than a traditional GNSS receiver.
例如，在伦敦的市中心地区，NEO-M8U的准确度是传统GNSS接收器的三倍之多。
Binary Offset Carrier (BOC) is the agreed modulation for signals of next generation Global Navigation satellite systems (GNSS).
二进制偏移载波(BOC)是已达成协议的用于下一代全球导航卫星系统(GNSS)信号的调制方法。
The system may transmit digital signals corresponding to GNSS signals such as GPS, GLONAS, Galileo and Compass satellite signals.
系统可传送与诸如gps、GLONAS、伽利略和罗盘卫星信号等GNSS信号对应的数字信号。
Though GNSS technology has such advantages in positioning, the accuracy of location determined by onboard receivers need to be improved.
采用GNSS技术构建列车定位系统有着极大的优势，但是在实际应用中还需要解决列车运行中车载接收机定位精度的问题。
This article presents a study of the carrier tracking loop of the global navigation satellite system (GNSS) receiver in high dynamic conditions.
对高动态环境下的全球卫星导航系统(GNSS)载波信号跟踪方法进行了研究。
This module can provide the visible research platform for various kinds of design and assessment of new GNSS high-performance signal processing method.
模块可以为各种新的GNSS高性能信号处理方法的设计和评估提供一个可视化的研究平台。
In addition, NEO M8U offers instantaneous position immediately after power up, without the need to wait for a first fix as with regular GNSS receivers.
此外，NEO-M8U在开机后就能立即提供定位信息，无需像一般的GNSS接收器一样需要等待首次定位时间。
Based on the field test and analysis of the requirement of train positioning, GNSS augmentation technologies were discussed and a recommendation solution for China railway was presented.
根据现场测试数据及列车定位要求，提出了中国铁路GNSS增强系统建设方案。
The MEO satellites are used in the GNSS space segment and in future will still be the mainstay in this segment possibly with the addition of the HEO (High-altitude Earth Orbit) satellites.
全球导航卫星系统(GNSS)空间段采用MEO轨道卫星，未来将仍然以MEO为主，可能有HEO轨道卫星加入运行。
Performance under scintillation - Sustained accuracy under ionospheric scintillation activities, providing one of the most reliable means to work with GNSS in scintillation-affected areas.
电离层闪烁下的性能-在电离层闪烁活动下仍能持续精准，在受到电离层闪烁影响的环境中，提供最可靠的GNSS工作手段。
Performance under scintillation - Sustained accuracy under ionospheric scintillation activities, providing one of the most reliable means to work with GNSS in scintillation-affected areas.
电离层闪烁下的性能-在电离层闪烁活动下仍能持续精准，在受到电离层闪烁影响的环境中，提供最可靠的GNSS工作手段。
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