2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)最新文献

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Technical capability level 2 unmanned aircraft system traffic management (UTM) flight demonstration: Description and analysis 技术能力二级无人机系统交通管理(UTM)飞行演示:描述与分析
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8101994
J. Homola, Quang V. Dao, Lynne Martin, J. Mercer, C. Mohlenbrink, L. Claudatos
{"title":"Technical capability level 2 unmanned aircraft system traffic management (UTM) flight demonstration: Description and analysis","authors":"J. Homola, Quang V. Dao, Lynne Martin, J. Mercer, C. Mohlenbrink, L. Claudatos","doi":"10.1109/DASC.2017.8101994","DOIUrl":"https://doi.org/10.1109/DASC.2017.8101994","url":null,"abstract":"NASA's UAS Traffic Management (UTM) project concluded its second flight demonstration activity in late October 2016. This activity demonstrated the capabilities and functionality incorporated into its Technical Capability Level 2 (TCL 2) concept, which envisions future operations that are low density, capable of being performed over sparsely populated areas, and allow for a concurrent mix of longer duration, beyond visual-line-of-sight flights and shorter flights within visual-line-of-sight (VLOS). To incorporate these features into a flight demonstration, a scenario-based approach was taken to address different aspects of the TCL 2 environment and to meet defined objectives. This paper will describe elements of how the flight activity was conducted and present analyses regarding UTM operations, system messages, and alerting as they pertained to meeting the demonstration objectives and shedding light on research questions and lessons learned.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114851698","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Geometric approach for RNP transition to xLS procedure design RNP过渡到xLS程序设计的几何方法
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102078
S. Fukushima, Ryota Mori, S. Saitoh
{"title":"Geometric approach for RNP transition to xLS procedure design","authors":"S. Fukushima, Ryota Mori, S. Saitoh","doi":"10.1109/DASC.2017.8102078","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102078","url":null,"abstract":"The required navigation performance (RNP) transition to a xLS (ILS/GLS) is expected to be a near future flight procedure to reduce flight time and fuel burn, and enable precision approach. However, for the development of this new procedure design criteria, there are some problems regarding the transition from RNP segment to the xLS precision approach segment. This paper reveals the requirements to allow an aircraft to smoothly fly on the intended path including the transition. Based on the obtained requirements, a full-flight simulator experiment was conducted, and the requirements were proven to be appropriate. Finally, based on these requirements, the RNP transition to xLS flight procedures design criteria was developed to enable a procedure designer to design a flyable RNP transition to xLS procedure.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"418 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116228603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Development of a ground station software for a vertical take-off/landing unmanned aerial vehicle 垂直起降无人机地面站软件的发展
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102115
Himanshu Sharma, Frederick Lüthcke, Amay Desai, I. Demirkiran
{"title":"Development of a ground station software for a vertical take-off/landing unmanned aerial vehicle","authors":"Himanshu Sharma, Frederick Lüthcke, Amay Desai, I. Demirkiran","doi":"10.1109/DASC.2017.8102115","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102115","url":null,"abstract":"With the modernization and commercialization of the unmanned aerial vehicle (UAV) industry, new unmanned aircraft system (UAS) designs are being researched and developed for a variety of applications in the civil market. This project is for a vertical take-off/landing (VTOL) UAV which is being developed for new and cost-effective agricultural solutions. The proposed design entails setting up a new ground station facility for the UAV. This paper addresses the design, simulation, development and implementation of software for this VTOL UAV's transmitter and ground control station receiver.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115150797","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Flight testing avionics of an optionally piloted aircraft for UAS integration in the civil airspace 用于民用空域集成无人机的可选有人驾驶飞机的飞行测试航空电子设备
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102016
R. Rocchio, F. Corraro, U. Ciniglio, L. Garbarino, N. Genito, L. Verde, F. Fusco, V. Castrillo, A. Rispoli, L. Vecchione
{"title":"Flight testing avionics of an optionally piloted aircraft for UAS integration in the civil airspace","authors":"R. Rocchio, F. Corraro, U. Ciniglio, L. Garbarino, N. Genito, L. Verde, F. Fusco, V. Castrillo, A. Rispoli, L. Vecchione","doi":"10.1109/DASC.2017.8102016","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102016","url":null,"abstract":"Flight-testing of Unmanned Aerial Systems (UASs) avionic technologies can be quite difficult and expensive due to the current flight safety restrictions. Optionally Piloted Aircrafts (OPAs) overcome part of these issues thanks to the presence of an on-board safety pilot (SP). This paper describes the Italian Aerospace Research Centre's (CIRA) on-board, communication and on-ground systems used to convert a commercial manned fixed wing Aircraft (A/C) into an OPA that can be operated like a Remotely Piloted Aircraft System (RPAS). This facility allowed a low cost flight campaign to analyse the feasibility of UAS Integration in the Civil Airspace and evaluate the workload of Traffic Controller (TC) and Remote Flight Operator (RFO). The paper also illustrates the process and tests requested by the National Aviation Authority to grant the Permit to Fly (PtF). Finally, some selected results of the flight test campaign are included to demonstrate the performance and capabilities of the proposed OPA avionic architecture to perform UAS-like real operating missions and so safely allow low cost flight trials for RPAS integration in the civil airspace.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"102 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122991968","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
A time-varying transition channel model for air-ground communication 地空通信时变过渡信道模型
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102055
Yang Ding, Yunlu Xiao, Jindong Xie, Zhang Tao
{"title":"A time-varying transition channel model for air-ground communication","authors":"Yang Ding, Yunlu Xiao, Jindong Xie, Zhang Tao","doi":"10.1109/DASC.2017.8102055","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102055","url":null,"abstract":"In traditional wired or cellular communication, the communication scenario and channel are fixed. However, with an increasing interest in air-ground integrated communication network, communication scenario transition caused by dynamic and high-movement nodes happens frequently, resulting in deteriorating reliability of communication. In this paper, a time-varying channel model is proposed to describe the continuous-time characteristics of scenario transferring process. The model constructs the geometric structure firstly. According to the structure, the characteristic of line-of-sight (LOS) and ground-reflection propagation path are analyzed in scenario transferring process, and the velocity and position of ground nodes are formulated as function of continuous-time. Moreover, the value of parameters of transition model is proposed with scenario changing referred to stochastic tap-delay-line (TDL) model and measured data. Simulation shows that the proposed model could effectively describe the continuous transition of channel when scenario is changing. In addition, considering the requirements of low-altitude air-ground channel measurement, a special channel sounder system based on universal software radio platform (USRP) is designed, which has small size and weight, and could be carried for drone or high-altitude platform (HAP). Test result shows that the channel sounder system could measure time delay, multipath power and Doppler frequency, and the response for Doppler frequency could be modeling as a linear function.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123057410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
COTS components for a large scale UAS demonstrator datalink system 用于大型无人机演示数据链系统的COTS组件
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102017
Sebastian Hiergeist, A. Schwierz, A. Zeitler
{"title":"COTS components for a large scale UAS demonstrator datalink system","authors":"Sebastian Hiergeist, A. Schwierz, A. Zeitler","doi":"10.1109/DASC.2017.8102017","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102017","url":null,"abstract":"UAS demonstrators see a wide use as testbeds to verify new concepts in a real flying environment. For avionics testing payloads and new technologies are flown on well-proven platforms. If such a platform cannot be adopted or provided, new developments try to build up on convenient products, which is very often COTS. This paper explains the incorporation of COTS parts in the communication system of a UAS Demonstrator and explains the impact on the air vehicle and system design. Furthermore the challenges and opportunities of such an approach are weighed up.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123889769","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Evaluation of approval request/call for release coordination procedures for Charlotte Douglas international airport 评估夏洛特道格拉斯国际机场放行协调程序的批准请求/呼叫
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8101983
Lindsay Stevens, Lynne Martin, Eric Chevalley, Hanbong Lee, Kimberly K. Jobe, S. Verma, B. Parke, V. Dulchinos
{"title":"Evaluation of approval request/call for release coordination procedures for Charlotte Douglas international airport","authors":"Lindsay Stevens, Lynne Martin, Eric Chevalley, Hanbong Lee, Kimberly K. Jobe, S. Verma, B. Parke, V. Dulchinos","doi":"10.1109/DASC.2017.8101983","DOIUrl":"https://doi.org/10.1109/DASC.2017.8101983","url":null,"abstract":"NASA is collaborating with the Federal Aviation Administration (FAA) and aviation industry partners to develop and demonstrate new concepts and technologies for Integrated Arrival, Departure, and Surface (IADS) traffic management capabilities under the Airspace Technology Demonstration 2 (ATD-2) project. One of the goals of the IADS capabilities in the ATD-2 project is to increase predictability and throughput of airspace operations by improving Traffic Management Initiative (TMI) compliance. This paper focuses on the Approval Request (APREQ) procedures developed for the ATD-2 project between the Air Traffic Control (ATC) Tower at Charlotte Douglas International Airport and Washington Center. In March 2017, NASA conducted a Human-in-the-Loop (HITL) simulation to evaluate the operational procedures and information requirements for the APREQ procedures in the ATD-2 IADS system between ATC Tower and Center. The findings from the HITL are used to compare ATD-2 APREQ procedures with information about current day APREQ procedures.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125342517","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Wind optimal trajectories for UAS and light aircraft 无人机和轻型飞机的最佳风轨迹
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102076
S. Torres, Jonathan Dehn
{"title":"Wind optimal trajectories for UAS and light aircraft","authors":"S. Torres, Jonathan Dehn","doi":"10.1109/DASC.2017.8102076","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102076","url":null,"abstract":"Finding the optimal path through a wind field could represent significant time and fuel savings to operators. This paper presents an algorithm to search for the optimal path through wind using elements of Particle Swarm Optimization. The best-path search algorithm relies on a technique to sample the wind ahead and around the inertial direction and to modify subsequent steps so that the path follows the direction where winds are more favorable. Several implementation choices, such as coordinate system, incorporating randomness in the best-path search and use of standard optimizers were evaluated. Results of potential gains in time and fuel burn savings obtained with optimized trajectories are presented.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129721011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Comparison of AFDX and audio video bridging forwarding methods using network calculus approach 用网络演算方法比较AFDX和音视频桥接转发方法
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102084
Lin Zhao, Feng He, Jun Lu
{"title":"Comparison of AFDX and audio video bridging forwarding methods using network calculus approach","authors":"Lin Zhao, Feng He, Jun Lu","doi":"10.1109/DASC.2017.8102084","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102084","url":null,"abstract":"The embedded avionics system is a typical mission-critical and safety-critical system, and should ensure fulfillment of all constraints for all flows with individual timing requirements transmitted in networks. Scheduling strategies are used to meet this requirement, and different networking solutions have different approaches. AFDX (Avionics Full-DupleX Switched Ethernet) implements a SPQ (Strict Priority Queuing) scheduling strategy with two priority levels where large flow bursts from high priority data would lead to high delays for low priority flows. Ethernet-AVB (Audio Video Bridging) implements Credit-Based Shapers (CBS) on top of the SPQ mechanism, which can partly mitigate this problem. This kind of scheduling strategy could be considered in an avionics context for mix-criticality systems. In this paper, CBS and SPQ scheduling algorithms are compared especially from the worst-case criteria by using network calculus approach. Results show that compared with SPQ, CBS has a better anti-interference ability, though it would bring a bigger delay even from the worst-case prospective.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128244251","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Quantification of midair collision risk for established on required navigation performance operations 对建立在要求的导航性能操作上的空中碰撞风险进行量化
2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC) Pub Date : 2017-09-01 DOI: 10.1109/DASC.2017.8102071
Logan M. Branscum, Cody T. Nichols
{"title":"Quantification of midair collision risk for established on required navigation performance operations","authors":"Logan M. Branscum, Cody T. Nichols","doi":"10.1109/DASC.2017.8102071","DOIUrl":"https://doi.org/10.1109/DASC.2017.8102071","url":null,"abstract":"Established on Required Navigation Performance (EoR) (RNP) is an operational concept which leverages performance-based navigation (PBN) to eliminate the separation requirement of 1000 feet vertically or 3 nautical miles horizontally. EoR promises many benefits to the National Airspace System (NAS) such as increased navigational performance, reduced pilot and controller work load, and lower track miles flown. Prior work presented the results from human-in-the-loop experimentation designed to assess these operations and the development of collision risk models that leverage these experimental results. This paper focuses on the application of the models recently derived and interpretation of results obtained. The results indicate mid-air collision risk is between 10−9 and 10−10 per operation for simultaneous independent EoR operations to dual parallel runways separated by 3600 feet or greater and to triple parallel runways separated by 3900 feet or greater regardless of whether the turns were designed with TF or RF legs.","PeriodicalId":130890,"journal":{"name":"2017 IEEE/AIAA 36th Digital Avionics Systems Conference (DASC)","volume":"68 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126983202","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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