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Evropské hodiny s přesností na trilióntinu sekundy se připravují k letu na družicích a lunárních sondách.
Letošní atlantická hurikánová sezóna je drsnou připomínkou smutku a devastace, které tyto rozsáhlé bouře s sebou přinášejí. Snímkování hurikánů z patřičného nadhledu, z vesmíru, není ničím novým. Ovšem družice rodiny Sentinel-1 mají schopnost vidět přímo skrze tyto rotující meteorologické jevy a třeba měřit výšku hladiny moře. Tím mohou pomoci s předpovídáním budoucího pohybu bouře.
Letošní atlantická hurikánová sezóna je drsnou připomínkou smutku a devastace, které tyto rozsáhlé bouře s sebou přinášejí. Snímkování hurikánů z patřičného nadhledu, z vesmíru, není ničím novým. Ovšem družice rodiny Sentinel-1 mají schopnost vidět přímo skrze tyto rotující meteorologické jevy a třeba měřit výšku hladiny moře. Tím mohou pomoci s předpovídáním budoucího pohybu bouře.
Rádi bychom Vás informovali o zveřejnění verze 13.21 systému MISYS.
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Zeptali jsme se projektového manažera aplikace CleverAssets, Oldřicha Kahouna, jaké problémy řeší zemědělci na konci hospodářského roku, když je úroda sklizena a zdánlivě nastává období klidu a odpočinku.
Po sklizni zpravidla dochází ke změnám či vypovězení pachtovních smluv. Má to své důvody. Je zde zohledněn hospodářský cyklus. Málokdo by připustil, aby ztratil nárok hospodařit na půdě v době, kdy má zaseto nebo těsně před sklizní. Půda se tak převádí ve většině případů právě po žních. Pachtovní smlouvy se uzavírají tak, že končí k 30. 9., případně ke konci roku, ale to je méně obvyklé.
Zemědělci by si proto měli zkontrolovat, zda mají všechny pozemky, na kterých hospodaří, pokryté pachtovními smlouvami, případně se snažit dát si je do pořádku.
Může v tomto pomoct aplikace CleverAssets?
Aplikace CleverAssets umožňuje přehledně evidovat pachtovní smlouvy. Jejím největším přínosem je ale navázání na data z katastru nemovitostí. V průběhu smluvního vztahu totiž může nastat mnoho různých situací, které mají vliv na pachtovní smlouvy. A je dobré tyto změny rychle identifikovat a aktivně je řešit. Smluvní vztah tak případně upravit nebo doladit podle toho, o jakou změnu se jedná.
Jaké změny mohou ohrozit zemědělce?
Pokud se jedná o změnu vlastnictví, přechází závazky, tedy i pachtovní smlouvy, na nový subjekt. Hrozí ale, že nový subjekt půdu prodá dál a informace o pachtovní smlouvě se tak někde v procesu vytratí. Původní majitel by měl správně nového vlastníka informovat, že je k pozemku podepsaná pachtovní smlouva a také by mu ji měl předat. K tomu ale mnohdy nedochází.
Nový subjekt může chtít také smlouvu napadnout, aby mohl uzavřít jinou za výhodnějších podmínek. A je pravda, že smlouvy často bývají nedokonalé a může se stát, že na základě právního rozboru je někdo začne rozporovat. Dobrý právník skoro v každé smlouvě najde nějakou skulinku. Znám jeden soudní případ, kdy smlouva byla uzavřena na deset let a byla napadnuta, že k jejímu uzavření došlo za nápadně nevýhodných podmínek.
Může se stát, že zemědělec ztratí právo na parcele hospodařit?
Vzhledem k tomu, že každé zemědělské družstvo chce hospodařit na co největším kusu půdy, stává se, že se snaží vyžádat si svůj nárok na půdu u jiného družstva. Pokud druhé družstvo shledá, že na půdě skutečně nemá právo hospodařit, zpravidla nabídne jako kompenzaci vydání jiného pozemku na okraji svého bloku. Může se ale stát, že ke stejné parcele doloží v průběhu času více družstev pachtovní smlouvu. Pro špatnou evidenci tak za jednu parcelu vydá zemědělské družstvo více kompenzací. Takových dílčích směn učiní několik a vznikne tak celá pavučina vztahů, ve které se jen těžce orientuje.
Často se tak stává, že mají zemědělci nasmlouvané více půdy, než na které skutečně hospodaří. Aplikace CleverAssets umožňuje evidovat tyto směny přehledně a jednoduše. Na jednom místě jde vidět, kterou parcelu jsme vyměnili za kterou, což eliminuje situace, kdy bychom za jednu parcelu vydali dvě jiné. Uživatel tak může snáze pavučinu vztahů popsat a rozplést. Pokud už došlo k vydání některé parcely, aplikace na to uživatele upozorní. A mapové okno uživateli přehledně zobrazí, na kterých pozemcích dochází k nesrovnalostem.
Proč tedy nemá družstvo podepsané pachtovní smlouvy právě na pozemky, na kterých hospodaří?
Běžný vlastník má parcely různě rozházené po katastru. Pokud se rozhodne, že je pronajme, nebude pronajímat každou zvlášť. Pronajme všechny dohromady, včetně těch méně zajímavých. Nikdo nechce řešit každou parcelu zvlášť, jde o nájmy v řádech tisíci korun, tak to chce mít každý co nejjednodušší.
A není hospodaření na pozemku, ke kterému má uzavřenou pachtovní smlouvu jiný subjekt, v rozporu s touto smlouvou?
To je jeden z rozdílů mezi nájemní a pachtovní smlouvou. Dřív, když se k polím podepisovala nájemní smlouva, měl zemědělec možnost půdu dále pronajímat. S novým občanským zákoníkem tato možnost pominula a ve smlouvě to musí být výslovně uvedeno. Není-li uvedeno, je to zakázáno. Přesto k tomu dochází, jinak to nejde.
Jak tedy vyberu vhodný pozemek, který směním?
Někteří zemědělci řeší směnu za výměru, jiní spíše za bonitu. Aplikace CleverAssets umí v tuto chvíli pracovat pouze s výměrou. V budoucnu by ale mohla sloužit jako garantovaný podklad pro jednání o směně pozemků. Chtěli bychom do aplikace zakomponovat funkci, která by uměla vyhodnocovat nějaké vstupní parametry a na základě nich by doporučovala pozemky, které je vhodné vydat.
Zdá se, že správa majetku není zdaleka tak jednoduchá věc, jak by se mohlo zdát.
Evidence pachtovních smluv a směn práva k hospodaření je poměrně složitá záležitost a personálně je tato agenda na farmách podhodnocená. Výrazným způsobem však může pomoci právě aplikace CleverAssets, která umí upozorňovat na rizika spojená s touto problematikou.
Jaké další úkony jsou se správou majetku spojené?
Na konci hospodářského roku je ještě potřeba vyplatit pachtovné. Standardně má zemědělské družstvo určený jeden termín, ke kterému pachty vyplácí, nejčastěji se jedná o 31. prosinec. V praxi to ale funguje tak, že se pachtovné začne vyplácet už po žních. A ačkoli se vyplácí jen jednou ročně, i tak je to časově poměrně náročné.
Pomocí CleverAssets mohou ale uživatelé vyplácet pachtovné jednoduše. Aplikace nachystá vše potřebné. Pokud má tedy uživatel vše v pořádku, může být vyplacení pachtovného operace, která trvá řádově pár minut. Automaticky vygeneruje hromadný příkaz k úhradě pro banku nebo hromadný soubor pro vygenerování složenek.
A co určuje cenu pachtovného?
Výši pachtovného určuje v současné době trh. Dříve tomu ale tak nebylo. V 90. letech, když dostali lidé půdu v restituci, měli strach, že půda zůstane ležet ladem. Dnes se pachtýř snaží motivovat propachtovatele, aby půdu pronajal právě jemu.
Vysledovali jsme, že z psychologického hlediska velmi dobře působí, když pachtýř nabídne propachtovateli něco navíc, a tím je příspěvek na úhradu daně. Ve smlouvě jsou tedy uvedeny dvě částky, pachtovné spočítané dle výměry pozemku a ceny za hektar a právě zmíněný příspěvek na úhradu daně, jehož výši lze spočítat z veřejně dostupných dat.
Jak je to s pachtovným v okamžiku, kdy dojde v průběhu roku ke změně vlastníka?
Pokud se v průběhu roku změní vlastník pozemku, stávalo se, že se vyplatilo celé pachtovné novému vlastníkovi. V aplikaci CleverAssets je to ale vyřešené tak, že vyplatíme pachtovné oběma subjektům v poměru, který odpovídá částem roku, po kterou půdu vlastnili.
A k otázce daně se dá přistupovat dvojím způsobem. Z pohledu právního pachtýř platí pouze pachtovné, a proto by měla být celá částka rozdělena poměrovým číslem. Ale dle logiky věci by původní vlastník měl dostat celou náhradu za daň, kterou uhradil. Ze zbylé částky by pak dostal už jen poměrnou část. A nový vlastník dostane jen svou poměrnou část.
Pozn. Termín pachtovní smlouva se znovu objevil s novým občanským zákoníkem, aby se odlišil od nájmu. Právní rozdíl je ten, že v případě pachtu smí pachtýř užívat nejen nemovitost, ale i užitek, který z jejího užívání plyne. Zatímco nájem je typicky u bytů, které nájemníci jen využívají. Z pachtovních smluv k pozemkům plyne také právo sklízet plodiny, které lze na poli vypěstovat a sklidit.
Jiné významné odlišnosti pachtovní smlouvy nemají. Stejně jako smlouvy nájemní se uzavírají na dobu určitou i neurčitou. Ale pokud jsou na dobu určitou, uzavírají se většinou na delší období. V zemědělství je nesmysl uzavřít smlouvu na období kratší než rok.
Ve smlouvě musí být uvedeno kdo s kým ji uzavírá a na jak dlouhou dobu. A pak musí být uvedena specifikace nemovitostí, které jsou obsahem smlouvy.
Are GNSS raw measurements in consumer devices just a playground for scientists, or do they represent a real market opportunity? This was the question posed by the GSA’s Raw Measurements Task Force at a panel discussion on the topic held 28 September at ION GNSS+ in Portland, Oregon (USA).
With a smartphone featuring Android 7.0 (i.e., Nougat), users now have access to raw GNSS measurements – opening the door to higher-accuracy and the development of algorithms once restricted to more advanced GNSS receivers. This new capability also allows users to fully benefit from the special features offered by Galileo and to efficiently combine these features with other constellations.
According to Google’s Frank van Diggelen, the first beneficiaries are the phone manufacturers: using the raw measurements with analysis tools provided by Google, the manufacturers can analyse GNSS performance in new phone designs. “GNSS raw measurements also create new opportunities for developers and users,” he said during his opening remarks. “The challenge is to innovate using raw measurements and not simply repeating position velocity and time calculation already done at the GNSS chip.” Along this line, he noted that Google is set to rollout a range of new tools with the specific purpose of using raw measurements for easier and more powerful data analysis.
Although the availability of raw measurements was eagerly anticipated by the GNSS community, their use has remained limited to testing by GNSS experts. To help get a better understanding of this feature’s true potential and to promote its use to application developers, the GSA established the Raw Measurements Task Force.
“The purpose of the task force is to explore the real business opportunities of having access to GNSS raw measurements,” said NSL General Manager and Task Force member Mark Dumville. “It is open to all interested parties who share our goal of supporting both the GNSS and developer communities in using raw measurements for innovative commercial and societal applications.”
The Task Force is currently working on a White Paper explaining how GNSS raw measurements can be used to optimise the calculation of position, how they can be best corrected, and how they can create opportunities for innovative applications.
“It is our intent that this White Paper will be the de facto international reference for accessing and using raw measurements,” added Dumville. “The paper’s contents will include information on how to use the measurements, best practices, case studies and early examples of applications benefiting from processing raw measurements on Android devices.”
The White Paper, which is currently in draft form, will also provide an outlook on the future use of raw measurements.
In addition to its theoretical work, the Task Force is also busy performing tests on the mobile hardware that is already enabled for processing raw measurements. The purpose of these tests is to assess both current and future performance of the raw measurements. “Initial results are encouraging, as performance in optimal environments can achieve metre-level accuracy using different techniques,” explained the University of Nottingham’s Lukasz Bonenberg, who is also a Task Force member.
According to Bonenberg, realistic scenario testing has identified two key limitations: linearly polarised antenna and duty cycles on GNSS chipsets, both of which limit the use of carrier phase observations – a requirement for achieving sub-metre accuracy. However, he assured the panel that solutions are possible. Bonenberg also confirmed that those devices capable of using raw measurements should be able to take advantage of the additional layer of integrity and robustness that the measurements provide.
That being said, Bonenberg doesn’t see positioning enhancement as being the most important raw measurement application. “An extra layer of security, jamming detection or crowdsourcing are just some of the out-of-the-box solutions that are now possible thanks to raw measurements,” he said. “Developers should not try to beat chipset manufacturers at accuracy, but instead focus on using existing knowledge to introduce new and more flexible solutions and services.”
To demonstrate the role of Galileo within the use of GNSS raw measurements, Astrium’s Moises Navarro pointed to a recent experiment involving two PVT solutions. Although both solutions were based on raw measurements coming from a smartphone, only one included Galileo measurements. “Thanks to the raw measurements, users can select which constellations the PVT uses and which satellites are filtered out,” he explained to the panel. “However, by opting to include Galileo in the PVT solution through the raw measurements, users can easily experience the added accuracy and availability it provides.”
Moises also explained how raw measurements enables other GNSS differentiators. “For example, Galileo’s Open Service Authentication is a unique feature not found in other GNSS constellations,” he added. “Since this navigation message is included in raw measurements, developers can use this feature to authenticate navigation messages.”
“Clearly, raw measurements have the potential to unlock new GNSS innovations,” concluded GSA Deputy Head of Market Development Fiammetta Diani, who moderated the workshop. “More so, Galileo has much to offer, including the E5 second frequency and the Open Service Authentication – both of which will be game-changers for autonomous applications and location-based applications.”
So, the question remains: are raw measurements simply a playground for scientists or do they in fact represent a real market opportunity? According to those at the ION GNSS+ panel discussion, there isn’t any doubt that the answer is clearly the latter.
Media note: This feature can be republished without charge provided the European GNSS Agency (GSA) is acknowledged as the source at the top or the bottom of the story. You must request permission before you use any of the photographs on the site. If you republish, we would be grateful if you could link back to the GSA website (http://www.gsa.europa.eu).
Are GNSS raw measurements in consumer devices just a playground for scientists, or do they represent a real market opportunity? This was the question posed by the GSA’s Raw Measurements Task Force at a panel discussion on the topic held 28 September at ION GNSS+ in Portland, Oregon (USA).
With a smartphone featuring Android 7.0 (i.e., Nougat), users now have access to raw GNSS measurements – opening the door to higher-accuracy and the development of algorithms once restricted to more advanced GNSS receivers. This new capability also allows users to fully benefit from the special features offered by Galileo and to efficiently combine these features with other constellations.
According to Google’s Frank van Diggelen, the first beneficiaries are the phone manufacturers: using the raw measurements with analysis tools provided by Google, the manufacturers can analyse GNSS performance in new phone designs. “GNSS raw measurements also create new opportunities for developers and users,” he said during his opening remarks. “The challenge is to innovate using raw measurements and not simply repeating position velocity and time calculation already done at the GNSS chip.” Along this line, he noted that Google is set to rollout a range of new tools with the specific purpose of using raw measurements for easier and more powerful data analysis.
Although the availability of raw measurements was eagerly anticipated by the GNSS community, their use has remained limited to testing by GNSS experts. To help get a better understanding of this feature’s true potential and to promote its use to application developers, the GSA established the Raw Measurements Task Force.
“The purpose of the task force is to explore the real business opportunities of having access to GNSS raw measurements,” said NSL General Manager and Task Force member Mark Dumville. “It is open to all interested parties who share our goal of supporting both the GNSS and developer communities in using raw measurements for innovative commercial and societal applications.”
The Task Force is currently working on a White Paper explaining how GNSS raw measurements can be used to optimise the calculation of position, how they can be best corrected, and how they can create opportunities for innovative applications.
“It is our intent that this White Paper will be the de facto international reference for accessing and using raw measurements,” added Dumville. “The paper’s contents will include information on how to use the measurements, best practices, case studies and early examples of applications benefiting from processing raw measurements on Android devices.”
The White Paper, which is currently in draft form, will also provide an outlook on the future use of raw measurements.
In addition to its theoretical work, the Task Force is also busy performing tests on the mobile hardware that is already enabled for processing raw measurements. The purpose of these tests is to assess both current and future performance of the raw measurements. “Initial results are encouraging, as performance in optimal environments can achieve metre-level accuracy using different techniques,” explained the University of Nottingham’s Lukasz Bonenberg, who is also a Task Force member.
According to Bonenberg, realistic scenario testing has identified two key limitations: linearly polarised antenna and duty cycles on GNSS chipsets, both of which limit the use of carrier phase observations – a requirement for achieving sub-metre accuracy. However, he assured the panel that solutions are possible. Bonenberg also confirmed that those devices capable of using raw measurements should be able to take advantage of the additional layer of integrity and robustness that the measurements provide.
That being said, Bonenberg doesn’t see positioning enhancement as being the most important raw measurement application. “An extra layer of security, jamming detection or crowdsourcing are just some of the out-of-the-box solutions that are now possible thanks to raw measurements,” he said. “Developers should not try to beat chipset manufacturers at accuracy, but instead focus on using existing knowledge to introduce new and more flexible solutions and services.”
To demonstrate the role of Galileo within the use of GNSS raw measurements, Astrium’s Moises Navarro pointed to a recent experiment involving two PVT solutions. Although both solutions were based on raw measurements coming from a smartphone, only one included Galileo measurements. “Thanks to the raw measurements, users can select which constellations the PVT uses and which satellites are filtered out,” he explained to the panel. “However, by opting to include Galileo in the PVT solution through the raw measurements, users can easily experience the added accuracy and availability it provides.”
Moises also explained how raw measurements enables other GNSS differentiators. “For example, Galileo’s Open Service Authentication is a unique feature not found in other GNSS constellations,” he added. “Since this navigation message is included in raw measurements, developers can use this feature to authenticate navigation messages.”
“Clearly, raw measurements have the potential to unlock new GNSS innovations,” concluded GSA Deputy Head of Market Development Fiammetta Diani, who moderated the workshop. “More so, Galileo has much to offer, including the E5 second frequency and the Open Service Authentication – both of which will be game-changers for autonomous applications and location-based applications.”
So, the question remains: are raw measurements simply a playground for scientists or do they in fact represent a real market opportunity? According to those at the ION GNSS+ panel discussion, there isn’t any doubt that the answer is clearly the latter.
Media note: This feature can be republished without charge provided the European GNSS Agency (GSA) is acknowledged as the source at the top or the bottom of the story. You must request permission before you use any of the photographs on the site. If you republish, we would be grateful if you could link back to the GSA website (http://www.gsa.europa.eu).
Are GNSS raw measurements in consumer devices just a playground for scientists, or do they represent a real market opportunity? This was the question posed by the GSA’s Raw Measurements Task Force at a panel discussion on the topic held 28 September at ION GNSS+ in Portland, Oregon (USA).
With a smartphone featuring Android 7.0 (i.e., Nougat), users now have access to raw GNSS measurements – opening the door to higher-accuracy and the development of algorithms once restricted to more advanced GNSS receivers. This new capability also allows users to fully benefit from the special features offered by Galileo and to efficiently combine these features with other constellations.
According to Google’s Frank van Diggelen, the first beneficiaries are the phone manufacturers: using the raw measurements with analysis tools provided by Google, the manufacturers can analyse GNSS performance in new phone designs. “GNSS raw measurements also create new opportunities for developers and users,” he said during his opening remarks. “The challenge is to innovate using raw measurements and not simply repeating position velocity and time calculation already done at the GNSS chip.” Along this line, he noted that Google is set to rollout a range of new tools with the specific purpose of using raw measurements for easier and more powerful data analysis.
Although the availability of raw measurements was eagerly anticipated by the GNSS community, their use has remained limited to testing by GNSS experts. To help get a better understanding of this feature’s true potential and to promote its use to application developers, the GSA established the Raw Measurements Task Force.
“The purpose of the task force is to explore the real business opportunities of having access to GNSS raw measurements,” said NSL General Manager and Task Force member Mark Dumville. “It is open to all interested parties who share our goal of supporting both the GNSS and developer communities in using raw measurements for innovative commercial and societal applications.”
The Task Force is currently working on a White Paper explaining how GNSS raw measurements can be used to optimise the calculation of position, how they can be best corrected, and how they can create opportunities for innovative applications.
“It is our intent that this White Paper will be the de facto international reference for accessing and using raw measurements,” added Dumville. “The paper’s contents will include information on how to use the measurements, best practices, case studies and early examples of applications benefiting from processing raw measurements on Android devices.”
The White Paper, which is currently in draft form, will also provide an outlook on the future use of raw measurements.
In addition to its theoretical work, the Task Force is also busy performing tests on the mobile hardware that is already enabled for processing raw measurements. The purpose of these tests is to assess both current and future performance of the raw measurements. “Initial results are encouraging, as performance in optimal environments can achieve metre-level accuracy using different techniques,” explained the University of Nottingham’s Lukasz Bonenberg, who is also a Task Force member.
According to Bonenberg, realistic scenario testing has identified two key limitations: linearly polarised antenna and duty cycles on GNSS chipsets, both of which limit the use of carrier phase observations – a requirement for achieving sub-metre accuracy. However, he assured the panel that solutions are possible. Bonenberg also confirmed that those devices capable of using raw measurements should be able to take advantage of the additional layer of integrity and robustness that the measurements provide.
That being said, Bonenberg doesn’t see positioning enhancement as being the most important raw measurement application. “An extra layer of security, jamming detection or crowdsourcing are just some of the out-of-the-box solutions that are now possible thanks to raw measurements,” he said. “Developers should not try to beat chipset manufacturers at accuracy, but instead focus on using existing knowledge to introduce new and more flexible solutions and services.”
To demonstrate the role of Galileo within the use of GNSS raw measurements, Astrium’s Moises Navarro pointed to a recent experiment involving two PVT solutions. Although both solutions were based on raw measurements coming from a smartphone, only one included Galileo measurements. “Thanks to the raw measurements, users can select which constellations the PVT uses and which satellites are filtered out,” he explained to the panel. “However, by opting to include Galileo in the PVT solution through the raw measurements, users can easily experience the added accuracy and availability it provides.”
Moises also explained how raw measurements enables other GNSS differentiators. “For example, Galileo’s Open Service Authentication is a unique feature not found in other GNSS constellations,” he added. “Since this navigation message is included in raw measurements, developers can use this feature to authenticate navigation messages.”
“Clearly, raw measurements have the potential to unlock new GNSS innovations,” concluded GSA Deputy Head of Market Development Fiammetta Diani, who moderated the workshop. “More so, Galileo has much to offer, including the E5 second frequency and the Open Service Authentication – both of which will be game-changers for autonomous applications and location-based applications.”
So, the question remains: are raw measurements simply a playground for scientists or do they in fact represent a real market opportunity? According to those at the ION GNSS+ panel discussion, there isn’t any doubt that the answer is clearly the latter.
Media note: This feature can be republished without charge provided the European GNSS Agency (GSA) is acknowledged as the source at the top or the bottom of the story. You must request permission before you use any of the photographs on the site. If you republish, we would be grateful if you could link back to the GSA website (http://www.gsa.europa.eu).
Are GNSS raw measurements in consumer devices just a playground for scientists, or do they represent a real market opportunity? This was the question posed by the GSA’s Raw Measurements Task Force at a panel discussion on the topic held 28 September at ION GNSS+ in Portland, Oregon (USA).
With a smartphone featuring Android 7.0 (i.e., Nougat), users now have access to raw GNSS measurements – opening the door to higher-accuracy and the development of algorithms once restricted to more advanced GNSS receivers. This new capability also allows users to fully benefit from the special features offered by Galileo and to efficiently combine these features with other constellations.
According to Google’s Frank van Diggelen, the first beneficiaries are the phone manufacturers: using the raw measurements with analysis tools provided by Google, the manufacturers can analyse GNSS performance in new phone designs. “GNSS raw measurements also create new opportunities for developers and users,” he said during his opening remarks. “The challenge is to innovate using raw measurements and not simply repeating position velocity and time calculation already done at the GNSS chip.” Along this line, he noted that Google is set to rollout a range of new tools with the specific purpose of using raw measurements for easier and more powerful data analysis.
Although the availability of raw measurements was eagerly anticipated by the GNSS community, their use has remained limited to testing by GNSS experts. To help get a better understanding of this feature’s true potential and to promote its use to application developers, the GSA established the Raw Measurements Task Force.
“The purpose of the task force is to explore the real business opportunities of having access to GNSS raw measurements,” said NSL General Manager and Task Force member Mark Dumville. “It is open to all interested parties who share our goal of supporting both the GNSS and developer communities in using raw measurements for innovative commercial and societal applications.”
The Task Force is currently working on a White Paper explaining how GNSS raw measurements can be used to optimise the calculation of position, how they can be best corrected, and how they can create opportunities for innovative applications.
“It is our intent that this White Paper will be the de facto international reference for accessing and using raw measurements,” added Dumville. “The paper’s contents will include information on how to use the measurements, best practices, case studies and early examples of applications benefiting from processing raw measurements on Android devices.”
The White Paper, which is currently in draft form, will also provide an outlook on the future use of raw measurements.
In addition to its theoretical work, the Task Force is also busy performing tests on the mobile hardware that is already enabled for processing raw measurements. The purpose of these tests is to assess both current and future performance of the raw measurements. “Initial results are encouraging, as performance in optimal environments can achieve metre-level accuracy using different techniques,” explained the University of Nottingham’s Lukasz Bonenberg, who is also a Task Force member.
According to Bonenberg, realistic scenario testing has identified two key limitations: linearly polarised antenna and duty cycles on GNSS chipsets, both of which limit the use of carrier phase observations – a requirement for achieving sub-metre accuracy. However, he assured the panel that solutions are possible. Bonenberg also confirmed that those devices capable of using raw measurements should be able to take advantage of the additional layer of integrity and robustness that the measurements provide.
That being said, Bonenberg doesn’t see positioning enhancement as being the most important raw measurement application. “An extra layer of security, jamming detection or crowdsourcing are just some of the out-of-the-box solutions that are now possible thanks to raw measurements,” he said. “Developers should not try to beat chipset manufacturers at accuracy, but instead focus on using existing knowledge to introduce new and more flexible solutions and services.”
To demonstrate the role of Galileo within the use of GNSS raw measurements, Astrium’s Moises Navarro pointed to a recent experiment involving two PVT solutions. Although both solutions were based on raw measurements coming from a smartphone, only one included Galileo measurements. “Thanks to the raw measurements, users can select which constellations the PVT uses and which satellites are filtered out,” he explained to the panel. “However, by opting to include Galileo in the PVT solution through the raw measurements, users can easily experience the added accuracy and availability it provides.”
Moises also explained how raw measurements enables other GNSS differentiators. “For example, Galileo’s Open Service Authentication is a unique feature not found in other GNSS constellations,” he added. “Since this navigation message is included in raw measurements, developers can use this feature to authenticate navigation messages.”
“Clearly, raw measurements have the potential to unlock new GNSS innovations,” concluded GSA Deputy Head of Market Development Fiammetta Diani, who moderated the workshop. “More so, Galileo has much to offer, including the E5 second frequency and the Open Service Authentication – both of which will be game-changers for autonomous applications and location-based applications.”
So, the question remains: are raw measurements simply a playground for scientists or do they in fact represent a real market opportunity? According to those at the ION GNSS+ panel discussion, there isn’t any doubt that the answer is clearly the latter.
Media note: This feature can be republished without charge provided the European GNSS Agency (GSA) is acknowledged as the source at the top or the bottom of the story. You must request permission before you use any of the photographs on the site. If you republish, we would be grateful if you could link back to the GSA website (http://www.gsa.europa.eu).
Are GNSS raw measurements in consumer devices just a playground for scientists, or do they represent a real market opportunity? This was the question posed by the GSA’s Raw Measurements Task Force at a panel discussion on the topic held 28 September at ION GNSS+ in Portland, Oregon (USA).
With a smartphone featuring Android 7.0 (i.e., Nougat), users now have access to raw GNSS measurements – opening the door to higher-accuracy and the development of algorithms once restricted to more advanced GNSS receivers. This new capability also allows users to fully benefit from the special features offered by Galileo and to efficiently combine these features with other constellations.
According to Google’s Frank van Diggelen, the first beneficiaries are the phone manufacturers: using the raw measurements with analysis tools provided by Google, the manufacturers can analyse GNSS performance in new phone designs. “GNSS raw measurements also create new opportunities for developers and users,” he said during his opening remarks. “The challenge is to innovate using raw measurements and not simply repeating position velocity and time calculation already done at the GNSS chip.” Along this line, he noted that Google is set to rollout a range of new tools with the specific purpose of using raw measurements for easier and more powerful data analysis.
Although the availability of raw measurements was eagerly anticipated by the GNSS community, their use has remained limited to testing by GNSS experts. To help get a better understanding of this feature’s true potential and to promote its use to application developers, the GSA established the Raw Measurements Task Force.
“The purpose of the task force is to explore the real business opportunities of having access to GNSS raw measurements,” said NSL General Manager and Task Force member Mark Dumville. “It is open to all interested parties who share our goal of supporting both the GNSS and developer communities in using raw measurements for innovative commercial and societal applications.”
The Task Force is currently working on a White Paper explaining how GNSS raw measurements can be used to optimise the calculation of position, how they can be best corrected, and how they can create opportunities for innovative applications.
“It is our intent that this White Paper will be the de facto international reference for accessing and using raw measurements,” added Dumville. “The paper’s contents will include information on how to use the measurements, best practices, case studies and early examples of applications benefiting from processing raw measurements on Android devices.”
The White Paper, which is currently in draft form, will also provide an outlook on the future use of raw measurements.
In addition to its theoretical work, the Task Force is also busy performing tests on the mobile hardware that is already enabled for processing raw measurements. The purpose of these tests is to assess both current and future performance of the raw measurements. “Initial results are encouraging, as performance in optimal environments can achieve metre-level accuracy using different techniques,” explained the University of Nottingham’s Lukasz Bonenberg, who is also a Task Force member.
According to Bonenberg, realistic scenario testing has identified two key limitations: linearly polarised antenna and duty cycles on GNSS chipsets, both of which limit the use of carrier phase observations – a requirement for achieving sub-metre accuracy. However, he assured the panel that solutions are possible. Bonenberg also confirmed that those devices capable of using raw measurements should be able to take advantage of the additional layer of integrity and robustness that the measurements provide.
That being said, Bonenberg doesn’t see positioning enhancement as being the most important raw measurement application. “An extra layer of security, jamming detection or crowdsourcing are just some of the out-of-the-box solutions that are now possible thanks to raw measurements,” he said. “Developers should not try to beat chipset manufacturers at accuracy, but instead focus on using existing knowledge to introduce new and more flexible solutions and services.”
To demonstrate the role of Galileo within the use of GNSS raw measurements, Astrium’s Moises Navarro pointed to a recent experiment involving two PVT solutions. Although both solutions were based on raw measurements coming from a smartphone, only one included Galileo measurements. “Thanks to the raw measurements, users can select which constellations the PVT uses and which satellites are filtered out,” he explained to the panel. “However, by opting to include Galileo in the PVT solution through the raw measurements, users can easily experience the added accuracy and availability it provides.”
Moises also explained how raw measurements enables other GNSS differentiators. “For example, Galileo’s Open Service Authentication is a unique feature not found in other GNSS constellations,” he added. “Since this navigation message is included in raw measurements, developers can use this feature to authenticate navigation messages.”
“Clearly, raw measurements have the potential to unlock new GNSS innovations,” concluded GSA Deputy Head of Market Development Fiammetta Diani, who moderated the workshop. “More so, Galileo has much to offer, including the E5 second frequency and the Open Service Authentication – both of which will be game-changers for autonomous applications and location-based applications.”
So, the question remains: are raw measurements simply a playground for scientists or do they in fact represent a real market opportunity? According to those at the ION GNSS+ panel discussion, there isn’t any doubt that the answer is clearly the latter.
Media note: This feature can be republished without charge provided the European GNSS Agency (GSA) is acknowledged as the source at the top or the bottom of the story. You must request permission before you use any of the photographs on the site. If you republish, we would be grateful if you could link back to the GSA website (http://www.gsa.europa.eu).
This year’s Atlantic hurricane season has been a harsh reminder of the grief and devastation brought by these vast storms. Imaging the top of hurricanes from space is nothing new, but the Sentinel-1 satellites can see right through these towering spinning weather systems, measuring the sea surface below to help predict the storm’s path.