Results 61 to 70 of about 4,613,389 (161)

Integrated real-time precise point positioning system with B2b/B2a/B1C services

Satellite Navigation
Real-Time Precise Point Positioning (RTPPP) technology is one of the most important means of positioning and navigation, whereas this type of service requires Internet access.
Zhetao Zhang, Hao Wang, Yuanxi Yang
doaj   +1 more source

Real-Time Precise Positioning Performance of BDS-3 PPP-B2b: Evaluation and Marine Buoy Application

Journal of Marine Science and Engineering
This study decodes the BDS-3 PPP-B2b binary data broadcast by BDS satellites using a self-developed software decoder, RT-B2b (Real-Time PPP-B2b). The orbit, clock corrections, and differential code biases (DCB)—collectively referred to as State Space ...
Xiangyu Tian, Haojun Li, Xiao Yin, Tengfei Bai, Ren Wang, Jialong Sun   +5 more
doaj   +1 more source

Performance Evaluation and Application Field Analysis of Precise Point Positioning Based on Different Real-Time Augmentation Information

Remote Sensing
The most commonly used real-time augmentation services in China are the International GNSS Service’s (IGS) real-time service (RTS), PPP-B2b service, and Double-Frequency Multi-Constellation (DFMC) service of the BeiDou Satellite-Based Augmentation System
Mengjun Wu, Le Wang, Wei Xie, Fan Yue, Bobin Cui   +4 more
doaj   +1 more source

The adoption of consortium B2B e-marketplaces: An exploratory study [PDF]

, 2007
Despite the considerable number of electronic B2B marketplaces formed and the benefits cited as arising from their use, many have gone out of business.
White, Andrew, Wilson, Hugh N., Wilson, Hugh, Daniel, Elizabeth, Ward, John   +4 more
core   +1 more source

A study on the optimal PPP model for transport: the case of road and rail in South Korea

, 2013
In recent decades the Public Private Partnership (PPP) has been widely regarded as an innovative way to construct transport infrastructures and to improve the quality of service.
Gil, Byungwoo
core   +1 more source

GKit-SSRDecoder: An Open-Source C/C++-Based PPP-B2b and HAS Decoding and Formatted Product Generation Software

IEEE Access
With the rapid development of Real-Time Precise Point Positioning (RT-PPP), the BeiDou-3 PPP-B2b and Galileo High Accuracy Service (HAS) have become pivotal for providing free, global, satellite-based precise correction services.
Zhiyuan Wu, Pan Li, Jiahuan Hu, Jingkai Yuan, Mingbao Wei, Yang Sun, Bao Shu, Bobin Cui, Guanwen Huang   +8 more
doaj   +1 more source

Viable service systems and decision making in service management [PDF]

, 2012
This paper addresses decision making in the management of complex service systems, highlighting the contribution of the viable systems approach as an interpretative and governance methodology based on systems thinking.
Ng Irene C. L., M. Saviano, Polese, Francesco, Di Nauta, Primiano, F. Polese, Saviano, Marialuisa, Barile S., Barile, Sergio, I. Ng, Ng, Irene C. L., Badinelli, Ralph, Di Nauta P., Badinelli R., Badinelli, Ralph D., R. Badinelli, P. Di Nauta, Nauta, Primiano Di   +16 more
core   +1 more source

Real-time multi-frequency phase OSB estimation from BDS-3 PPP-B2b and Galileo HAS

To address the long convergence time of satellite-based Precise Point Positioning (PPP) using BDS-3 PPP-B2b and Galileo high accuracy service (HAS) in the Asia-Pacific region, this study investigates real-time multi-frequency phase OSB estimation and PPP-
Yingdong Zhou, Shuang Sun, Min Wang, Feng Ming, Zhanpeng Zhang, Changjian Liu   +5 more
core   +1 more source

Real-time integrated sea surface height and wave monitoring using a GNSS buoy based on PPP-B2b service

Applied Ocean Research
High-precision real-time observation of sea surface height and wave parameters is essential for maritime safety, offshore engineering, disaster warning, and marine resource development.
Hanwen Liu, Bofeng Guo, Mingwei Di, Anmin Zhang   +3 more
doaj   +1 more source

Performance of PPP and PPP-RTK with new-generation GNSS constellations and signals

Satellite Navigation
The expansion of Global Navigation Satellite Systems (GNSS) and Regional Navigation Satellite Systems (RNSS), along with broadcasting of additional signals, offers more options for Precise Point Positioning (PPP). Utilizing a number of constellations and
Xiaohong Zhang, Yuhang Yang, Haochen Yang, Xiaodong Ren, Xiaojing Lin, Xuan Le, Xin Li   +6 more
doaj   +1 more source