Road Cycling · Public discussion

Handlebar-mounted GPS

Started by Dave Stallard · · Last activity · 51 posts · 2,758 views

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Road Cycling
Published
25 April 2004
Last activity
1 May 2004
Original author
Dave Stallard
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  1. David Kerber ns_dkerber@ns_ids.net said:

    In article <[email hidden]>,
    [email hidden] says...

    Quoted message said:

    Its not actually "GPS" functionality, per se. The locations of
    the celluar sites are qualifed using GPS and then from there, the
    system trangulates the positions of the users. There is no GPS
    engine in the mobile phones themselves.

    Quoted message said:

    I've been following this issue through the IEEE, and yes, there
    is. The triangulation method is what it uses when there's no GPS
    function in the phones, and is far less precise. If you're only
    in range of one or two cell towers, triangulation is largely
    useless, so they put the GPS functionality into the phones.

    There are lots of places where a cell phone will work but GPS won't, so
    they need triangulation as a backup.

    Quoted message said:
    Quoted message said:

    The purpose isn't really for 911 location though.

    That's the *whole* purpose of it in many areas.

    That's the whole *official* purpose. It's really there so the gummint
    knows where you are at all times, making it easier for the black
    helicopters to find you.

    --
    Ray Heindl
    (remove the Xs to reply to: [email hidden])

  2. In article <[email hidden]>, [email hidden] says...

    Quoted message said:
    David Kerber ns_dkerber@ns_ids.net said:

    In article <[email hidden]>,
    [email hidden] says...

    Quoted message said:

    Its not actually "GPS" functionality, per se. The locations of
    the celluar sites are qualifed using GPS and then from there, the
    system trangulates the positions of the users. There is no GPS
    engine in the mobile phones themselves.

    Quoted message said:

    I've been following this issue through the IEEE, and yes, there
    is. The triangulation method is what it uses when there's no GPS
    function in the phones, and is far less precise. If you're only
    in range of one or two cell towers, triangulation is largely
    useless, so they put the GPS functionality into the phones.

    There are lots of places where a cell phone will work but GPS won't, so
    they need triangulation as a backup.

    Good point, but triangulation doesn't have near the accuracy of gps, so
    it is definitely the 2nd choice.

    Quoted message said:
    Quoted message said:
    Quoted message said:

    The purpose isn't really for 911 location though.

    That's the *whole* purpose of it in many areas.

    That's the whole *official* purpose. It's really there so the gummint
    knows where you are at all times, making it easier for the black
    helicopters to find you.

    I hope you are joking about this and just forgot the ;-), because the
    government doesn't operate the cellular phone system, and needs a
    subpoena in order to get any information from a phone company.

    --
    Remove the ns_ from if replying by e-mail (but keep posts in the
    newsgroups if possible).

  3. Eric S. Sande said:
    Quoted message said:

    Anybody have any recommendations on these models?

    Yeah, I have a recommendation, but you won't like it. Don't get them.
    They are fine units, for what they do. But think about it. Do you really
    need GPS to ride a bike?

    No you don't *need* a GPS to ride a bike. But it can be fun.
    I received a basic ETrex without map for my 40th birthday. I've found it
    useful to navigate quickly through complicated areas like around major
    towns where there are many roads and little signposting. This way I don't
    have to stop to look at the map all the time.

    But I have to prepare the trips very carefully: entering waypoint
    coordinates at every intersection takes time. I use GPSMan to type and
    store things on the computer, but I don't have a software with map data
    yet, so I have to type all waypoints manually. A beneficial side effect,
    though, is that I have to look much more in detail at my planning, and
    often I just *remember* my waypoints, which I never do when using a map.

    The real weakness of this toy is electrical consumption. The 2 AA
    batteries don't even last a full day of riding. I now turn it off for long
    stretches where I know my way.

    Jacques

  4. On Thu, 29 Apr 2004 10:02:28 -0400, David Kerber

    ns_dkerber@ns_ids.net said:

    In article <[email hidden]>,
    [email hidden] says...

    ...

    Quoted message said:
    Quoted message said:

    Yup..in fact, it is law in many places that all new phones must have
    GPS functionality in them for emergency 911 location purposes. Too
    bad they don't mandate a user interface too...my phone has built-in
    GPS but no user access to it.

    I believe (not sure, though) that some phones have a user interface to
    it, but not many; that would add a lot of cost to the phones.

    Quoted message said:

    Its not actually "GPS" functionality, per se. The locations of the
    celluar sites are qualifed using GPS and then from there, the system
    trangulates the positions of the users. There is no GPS engine in the
    mobile phones themselves.

    I've been following this issue through the IEEE, and yes, there is. The
    triangulation method is what it uses when there's no GPS function in the
    phones, and is far less precise. If you're only in range of one or two
    cell towers, triangulation is largely useless, so they put the GPS
    functionality into the phones.

    Question: Is this is CDMA systems, or GMS systems?

    Quoted message said:
    Quoted message said:

    The purpose isn't really for 911 location though.

    That's the *whole* purpose of it in many areas.

    That is the whole stated purpose. Its just like Onstar and having a
    transponder in your car to make it *easier* to pay tolls. Its all
    about tracking Citizens whereabouts without them really realizing it.
    Frog in the pot.

    Michael J. Klein
    Dasi Jen, Taoyuan Hsien, Taiwan, ROC
    Please replace mousepotato with asiancastings

  5. In article <[email hidden]>,
    [email hidden] says...

    ....

    Quoted message said:
    Quoted message said:

    I've been following this issue through the IEEE, and yes, there is. The
    triangulation method is what it uses when there's no GPS function in the
    phones, and is far less precise. If you're only in range of one or two
    cell towers, triangulation is largely useless, so they put the GPS
    functionality into the phones.

    Question: Is this is CDMA systems, or GMS systems?

    Either, or both; whatever the local providers use.

    Quoted message said:
    Quoted message said:
    Quoted message said:

    The purpose isn't really for 911 location though.

    That's the *whole* purpose of it in many areas.

    That is the whole stated purpose. Its just like Onstar and having a
    transponder in your car to make it *easier* to pay tolls. Its all
    about tracking Citizens whereabouts without them really realizing it.
    Frog in the pot.

    Who's doing the tracking? The system is operated by the phone
    companies, not the government, and the phone company doesn't care where
    you go, except for knowing where they need to add capacity.

    --
    Remove the ns_ from if replying by e-mail (but keep posts in the
    newsgroups if possible).

  6. In article <[email hidden]>,

    David Kerber ns_dkerber@ns_ids.net said:

    Who's doing the tracking?

    Major League Baseball.

    - Tom

    --
    -- Powered by FreeBSD
    Above address is just a spam midden.
    I'm really at: tkeats [curlicue] vcn [point] bc [point] ca

  7. David Kerber ns_dkerber@ns_ids.net said:

    Who's doing the tracking? The system is operated by the phone
    companies, not the government, and the phone company doesn't care where
    you go, except for knowing where they need to add capacity.

    yes, lucky for us the patriot act gives them (the FBI, etc) the right to
    access those records without judicial oversight. no annoying subpeonas ..
    and they (the isp, phone company) are forbidden to disclose that they've been
    required to comply.

    http://www.aclu.org/SafeandFree/SafeandFree.cfm?ID=13246&c=206

    go PATRIOT! nothing to worry about here.
    --
    david reuteler
    [email hidden]

  8. In article <[email hidden]>, [email hidden]
    says...

    Quoted message said:

    In article <[email hidden]>,

    David Kerber ns_dkerber@ns_ids.net said:

    Who's doing the tracking?

    Major League Baseball.

    LOL!

    --
    Remove the ns_ from if replying by e-mail (but keep posts in the
    newsgroups if possible).

  9. David Kerber ns_dkerber@ns_ids.net said:

    In article <[email hidden]>, [email hidden]
    says...

    Quoted message said:

    That's the whole *official* purpose. It's really there so the
    gummint knows where you are at all times, making it easier for
    the black helicopters to find you.

    Quoted message said:

    I hope you are joking about this and just forgot the ;-), because
    the government doesn't operate the cellular phone system, and
    needs a subpoena in order to get any information from a phone
    company.

    Ha, that's just what they *tell* people. The cell phone companies are
    obviously in on the conspiracy.

    Maybe I should borrow Guy's sig file.

    --
    Ray Heindl
    (remove the Xs to reply to: [email hidden])

  10. Jacques Moser said:

    But I have to prepare the trips very carefully: entering waypoint
    coordinates at every intersection takes time. I use GPSMan to type
    and store things on the computer, but I don't have a software with
    map data yet, so I have to type all waypoints manually. A
    beneficial side effect, though, is that I have to look much more
    in detail at my planning, and often I just *remember* my
    waypoints, which I never do when using a map.

    I once prepared a route in a GPS from a paper topo map, using a ruler
    and calculator to measure coordinates. It was surprisingly accurate
    (especially considering that the map was from 1927), but extremely
    tedious. Mapping software is definitely the way to go.

    --
    Ray Heindl
    (remove the Xs to reply to: [email hidden])

  11. David Reuteler said:
    David Kerber ns_dkerber@ns_ids.net said:

    Who's doing the tracking? The system is operated by the phone
    companies, not the government, and the phone company doesn't care where
    you go, except for knowing where they need to add capacity.

    yes, lucky for us the patriot act gives them (the FBI, etc) the right to
    access those records without judicial oversight. no annoying subpeonas ..
    and they (the isp, phone company) are forbidden to disclose that they've been
    required to comply.

    http://www.aclu.org/SafeandFree/SafeandFree.cfm?ID=13246&c=206

    go PATRIOT! nothing to worry about here.

    The constant references to and mimicry of the [censored] system is what
    frightens me. Its nice to know that Ashcroft views the Constitution
    as a "hinderance" to his agenda.

    Michael J. Klein
    Dasi Jen, Taoyuan Hsien, Taiwan, ROC
    Please replace mousepotato with asiancastings

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