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USER GUIDE
Trimble
®
BD970 GNSS
Receiver Module
Version 4.40
Revision A
May 2011
F
USER GUIDE
Trimble
®
BD970 GNSS Receiver Module
2 BD970 GNSS Receiver Module User Guide
Corporate Office
Trimble Navigation Limited
935 Stewart Drive
Sunnyvale, CA 94085
USA
www.trimble.com
E-mail: trimble_support@trimble.com
Legal Notices
© 2006–2011, Trimble Navigation Limited. All rights reserved.
Trimble, and the Globe & Triangle logo are trademarks of Trimble
Navigation Limited, registered in the United States and in other
countries. CMR+, Zephyr, and Zephyr Geodetic are trademarks of
Trimble Navigation Limited.
Microsoft, Internet Explorer, Windows, and Windows NT are either
registered trademarks or trademarks of Microsoft Corporation in
the United States and/or other countries.
All other trademarks are the property of their respective owners.
Release Notice
This is the May 2011 release (Revision A) of the BD970 GNSS
Receiver Module User Guide.
It applies to version 4.40 of the receiver
firmware.
Restriction of Use of Certain Hazardous Substances
in Electrical and Electronic Equipment (RoHS)
This Trimble product complies in all material respects with
DIRECTIVE 2002/95/EC OF THE EUROPEAN PARLIAMENT AND
OF THE COUNCIL of 27 January 2003 on the restriction of the use of
certain hazardous substances in electrical and electronic
equipment (RoHS Directive) and Amendment 2005/618/EC filed
under C(2005) 3143, with exemptions for lead in solder pursuant to
Paragraph 7 of the Annex to the RoHS Directive applied.
Waste Electrical and Electronic Equipment (WEEE)
For product recycling instructions and more information, please go
to www.trimble.com/ev.shtml.
Recycling in Europe: To recycle Trimble WEEE (Waste
Electrical and Electronic Equipment, products that run on
electrical power.), Call +31 497 53 24 30, and ask for the
"WEEE Associate". Or, mail a request for recycling
instructions to:
Trimble Europe BV
c/o Menlo Worldwide Logistics
Meerheide 45
5521 DZ Eersel, NL
BD970 GNSS Receiver Module User Guide 3
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
About the BD970 receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Related information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Technical support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2 Features and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
BD970 receiver features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Use and care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Radio and radar signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
COCOM limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Receiver setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Installing the BD970 receiver. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Unpacking and inspecting the shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Supported antennas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Installation guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Mounting the antennas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
BD970 interface board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Routing and connecting the antenna cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
LED functionality and operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4 Positioning Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
What is RTK?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Carrier phase initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Update rate and latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Data link. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Moving Baseline RTK positioning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Critical factors affecting RTK accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Base station receiver type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Base station coordinate accuracy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Number of visible satellites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Elevation mask . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Environmental factors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Operating range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
DGPS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
SBAS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5 Configuring the BD970 Receiver Using Trimble Software Utilities . . . . . 25
Configuration Toolbox software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Creating and editing application files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Trimble MS Controller or Winpan software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Simulated LCD display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Softkeys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Simulated keypad. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
剩余201页未读,继续阅读
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