Questions tagged [gps]

GPS stands for Global Positioning System which uses a receiver to gather information from satellites orbiting Earth.

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55 views

“My location” is off by a 100 miles when using Google Maps in different browsers on Windows 10 laptop which has GPS built in

I have a Dell Latitude E7240. Location services are on in Settings - Location. I have tried accessing Google Maps in Firefox and Edge. Google Maps is not even showing the blue dot and Waze location is ...
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18 views

How do I configure NTP with gpsd using a multiplexed pty device

I have installed kplex to help multiplex my serial NMEA GPS sensor. I have this configured to generate a pty device called /dev/pts/1 when I reference this using gpsmon it renders the NMEA data ...
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150 views

Enabling Mock Locations in ChromeOS

I'm looking for a way to use external bluetooth GPS receiver with a Chromebook (because my Chromebook, like many others doesn't have build in GPS). My Chrome OS version is 79.0.3940.0 (Build officiel)...
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29 views

GPS Device is sending junk data

I have a GPS device BW08C and when I configured with IP and protocol it is sending some raw junk on server. On other hand when I worked with other GPS device like LKGPS LK209 it gives me proper data ...
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1answer
58 views

Reverse engineering unknown hex/binary representation to decimal

I am decoding a device that pumps out location data via network packets. Lets say we have want to decode altitude. The altitude packet is 4 bytes. So the info in hex is. 0x05 0x79 = 5.945313(meters) ...
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1answer
616 views

No GPS after Kali and Kismet update 2019.07.R2

I'm unable to get GPS connection via kismets new webserver UI after a Kali update which also updated kismet to 2019.07.R2-kali4. Gear: latop,GPS BU-353S4 W/SiRF Star IV chipset,WIFI AWUS036NHA, 2019....
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332 views

Replace timestamps in a notepad++ file

I have these GPX files that I want to change the time in, and I'm not sure how to automate it. <time>2018-10-25T18:00:00Z</time> <time>2018-10-25T18:02:24Z</time> &...
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179 views

gpsd service does not locate USB GPS

I have a BU-353S4 USB GPS receiver. I am running Kubuntu 18.04. When I manually run gpsd with gpsd /dev/ttyUSB0, it correctly identifies the device and gets a fix when one is available. When I let ...
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1answer
71 views

How does Windows locate me while my PC does not have GPS? [closed]

When I go to Google Maps in browser and press the 'Show Your Location' button, it shows exactly where I am. I was wondering how is that possible without GPS.
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42 views

Cradlepoint IBR1100 Router Randumly Looses GPS Position

I have an IBR1100 CradlePoint router on a Truck in Ontario, Canada. The router reports back to a server the GPS of the vehicle. On occasion the GPS fails. No clear pattern. We run 12 Routers. A few ...
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601 views

Bluetooth Serial Port Profile (SPP) pairings deleted after each Windows 10 Feature Update

Our customers use Windows 10-based tablets as marine navigation systems. They are paired to NMEA-based GPS and rate of turn sensors via Bluetooth (classic, not LE) Serial Port Profile which creates ...
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2k views

Find out if my computers have location (GPS) hardware

How can I find out if my (Windows 7) desktop and laptop computers have hardware that can provide the current geolocation?
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1answer
1k views

Can a desktop browser use GPS

While the use of GPS in browsers on Android and iOS devices is pretty much standard, it seems that support in 'desktop' browsers (say, Edge on Windows 10) is lacking. I have a Windows 10 tablet with ...
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95 views

Locate a lost Windows 10 laptop

A mate of mine has lost a laptop on a bus and wishes to find it. As far as I know, Windows 10 offers GPS tracking features, but that has to be turned on before the device was lost. The laptop was an ...
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1k views

ntpq showing large offset between GPS and public NTP servers

I'm somewhat unsure about the offset value which ntpq is showing me. This is on a Raspberry Pi with PPS support compiled in the kernel. I just moved that device from location, so ntpd was first ...
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2answers
228 views

Ping from computer when USB plugs in? Find my USB?

I lost my USB stick recently, I was just wondering whether it was possible in any way to have it run a program when plugged in to push the computer's IP adress/Coords up to some server anywhere. Find ...
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1answer
173 views

Finding geolocation from image

I use the app Open Camera on my Android phone. I have enabled "Store location data (Geotagging) / store GPS location data in photos". I have transfered some photos to my computer and would like to ...
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1answer
55 views

How GPS System Work? [closed]

A number of safety devices are used nowadays. A GPS technology is used in them to get the alert in an emergency event. But How GPS work with these devices?
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2answers
82 views

How is wifi used to detect network location? [duplicate]

On my iPhone, when WiFi is turned off and I use GPS/Navigation apps, the phone suggests that I should turn on WiFi for improved location accuracy. If I have WiFi turned on and am not connected to a ...
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1answer
4k views

Fake GPS location on Windows 10 hosted network

I recently made a hosted network in my Windows 10 following these steps: link So I was wondering if there is a way I can fake my gps location and change it to whatever point in the map I want. Is it ...
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1answer
55 views

What is the function of 'Serial time code message (ToD) (RS-232 serial line)' as provided in a specification of distribution amplifer?

What is the function of 'Serial time code message (ToD) (RS-232 serial line)' as provided in a specification of distribution amplifer? http://spectracom.com/products-services/precision-timing/epsilon-...
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1answer
751 views

Sharing the GPS NMEA String with NTP

I am using GPS as a clock for NTP. It works great and NTP opens /dev/gps0 and reads it fine. I also have a program that can open /dev/gps0 to read (and write) to the GPS device so I can process the ...
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708 views

Connect external USB GPS to Windows Maps

Trying to connect external USB GPS device to laptop that runs Windows with standard Maps software. Windows detects GPS device as virtual com port COM6. But how to tell Maps to use this GPS device. ...
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1answer
1k views

Troubleshooting a USB GPS receiver on Windows

I've got a USB GPS receiver that creates a virtual COM port in the OS. I have installed GPSDirect driver in order to create a Windows Location sensor out of it so that Microsoft Maps app would work. ...
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3answers
41k views

Set geo location manually on Windows 10

Is there a way I can set the Windows 10 geo location manually? There is little information about this on the web.
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64 views

Swapping wireless antennas in Laptop?

I have two mPCIe slots in my laptop which have their own set of antennas: Slot A (full-size only), 3G/GPS card Slot B (half-size only), WiFi/Bluetooth card. I'm planning to replace them with new ...
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1answer
131 views

How to find GPS info from a geotagged photo?

I photo many details for job with my smartphone and I have turn on the geotag option. Those info are in the jpg file? If so how can I extract them?
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1answer
864 views

Command to Change GPS from SiRF Binary to NMEA Output

I have several laptops with SiRFstarV GPS. At power up the GPS is in SiRF Binary mode. Does anyone know the SiRF command that I can send to change the GPS output to NMEA? (via command line - print "" >...
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1answer
205 views

Finding Last “Known” Location of a GPS Connected Device

Is there a way to find last "known" location of a gps connected device through its GPS ID? A website or any services?
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2answers
72 views

Phone Direction Detection [closed]

I know that for a gyroscope, you can detect pitch, roll, and yaw, but how does a phone (or other machine) know what direction the phone is facing (north, east, south, west)?
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156 views

Identify GPS data from GPS tracking system

I have a GPS tracking system and I managed to get some data from it already, but I don't know what kind of data that is exactly. Is anyone able to identify/recognize the following string and its ...
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1answer
3k views

GPS without PPS vs. GPS with PPS vs. NTP

With which time synchronization method I can achieve more accuracy to the absolute UTC time? I use GPS with PPS for now but I want to compare these sources. Assume the following items: Internet is ...
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1answer
5k views

How can I check whether my NTP daemon has PPS support?

I have already read about compiling NTP with timepps.h provided to get PPS support. Is there an easy way to check the already precompiled or rather installed version of an repository (Ubuntu 14.04.1, ...
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0answers
2k views

ffmpeg extract subtitles with unknown codec

I'm writing a program which extracts images and GPS coordinates from files that were created by car video recorder. In many models it creates two separate files Video and GPS but not all, some ...
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1answer
2k views

CGPS: GPS Timeout - Sierra Wireless

I'm trying to setup a GPS on a computer that I've recently built. Ubuntu 12.04. GPS is from Adafruit connected to a Sierra MC7700 card which is connected to a MikroTik RB14eU. Setup for the GPS was:...
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1answer
782 views

How is GPS information stored in a RAW file?

I am trying to parse a Nikon RAW file using LibRAW library. The library gives me a 32 byte int array of GPS Data. I have been unable to find any documentation that explains how to interpret this 32 x ...
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1answer
6k views

How to enter GPS coordinates in my WiFi router? [closed]

Is it possible to add GPS coordinates in my WiFi router so that it would be able to report coordinates to its users by some (unknown to me) protocol?
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1answer
880 views

GPSD: Receive position updates frequency (from daemon)

What is the default frequency that the GPSD can send the location information it picked up from satellite to the computer or device connected and requesting it from its daemon? Is it as fast as it ...
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1answer
3k views

Get specific GPS location somehow on windows 8

I have been googleing a lot. As far as I can tell it will require a lot of work to get the internal GPS chip in my lenovo helix working with any kind of map software. The new stuff is that in windows ...
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26 views

Using built in GPS in windows 8 with precise location? [duplicate]

I have the lenovo helix, with a built 3g chip that features a GPS. So far every map app in the windows store is giving me the wrong location. It is in the same country, but far off. My phone is much ...
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2answers
112 views

Software, to share physical locations of members of a group? [closed]

I work at a highway construction company, where at any given time, there are three to four work crews at different locations or towns In The Middle Of Nowhere. Right now, the guys in the office have ...
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1answer
2k views

Video with speed (from GPS log)

is there any way to log GPS information on Android and then put it into video which shows speed? Something like this Brno circuit onboard video I have an Android device where I want to log speed and ...
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3answers
2k views

expose GPS device to virtualbox VM

Is it possible to expose a GPS device to a VM running on virtualbox? I hae found there are Android apps that can expose a GPS signal via Bluetooth to the computer, I was wondering if for a computer ...
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2answers
20k views

Having Windows 8 use a real GPS (NMEA) for Location Services

I have a USB-based GPS receiver plugged into a Windows 8 Pro machine. It appears in the Device Manager as a COM port. The GPS receiver came with a demo program (GPSInfo) lets me choose the COM port, ...
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0answers
1k views

Program to set time on local computer using GPS data

I have a laptop running Windows XP that does not connect to the Internet and I would like to use a USB GPS receiver as a time source to set the clock. Generally, the laptop will not have access to the ...
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1answer
2k views

Is it possible to use a GPS device with a computer to provide location to browsers?

I have two GPS devices, one from NMEA and one from Garmin. I would like to know if it’s possible to use either of them to provide more accurate location for browsers (Chrome, Firefox). The web ...
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1answer
79 views

is there a database with each wireless network exact location?

If I turn wi-fi on, the gps reading becomes very accurate. However, if it is off, the location has a error margin of even 2-3miles. How does having wi-fi help, even if I did not connect to any network?...
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3answers
2k views

Why do mobile map services (e.g. Google Maps) require turning WiFi or 3G on?

I don't understand why do mobile map services require turning WiFi or 3G on to show my current place. Most of mobiles have GPS and I turned it on. But they still require WiFi. Is there someone to ...
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3answers
3k views

I'm on an Airplane right now at 30,000 ft, why is my “Current Location” pointing to an Airport? [closed]

Right now as I write this I'm on a Delta flight from Atlanta heading to Boston (Technology is amazing). We are 30,000 feet in the air (probably over somewhere in D.C. area) and will be landing in an ...
3
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1answer
632 views

GPS hardware and Linux

Soon, I'm going to be building myself a nice car PC. One of the features which I'd really like to implement is GPS tracking. I'd like to, while the car is on, essentially be tracking my GPS ...