Manuels d'utilisation pour Novatel OM-20000077

Table des matières

• Related Publications

  13
• 1.1 SUPERSTAR II GPS Card

  14
• SUPERSTAR II Receiver

  14
• 1.2 FlexPak-SSII

  15
• FlexPak-SSII Enclosure

  15
• 2.1 System Architecture

  17
• 2.2 Physical Characteristics

  17
• 2.2.1 Radio Frequency (RF) Section

  17
• 2.2.2 Digital Electronics Section

  17
• Receiver Block Diagram

  17
• 2.3 Enclosure and Wiring Harness

  18
• 2.4 GPS Antenna

  18
• 2.4.1 Optional LNA Power Supply

  18
• 2.5 Principal Power Supply

  18
• 2.6 Data Communications Equipment

  18
• Typical System Configuration

  19
• 3.1 Electrostatic Discharge

  20
• 3.2 Equipment Interconnection

  20
• 3.2.1 Serial Connection

  20
• 3.2.2 Power Connection

  21
• 3.3 Installation Considerations

  21
• 3.3.1 Antenna Location

  21
• 3.3.2 Base Station Location

  21
• 3.3.3 Data Link

  22
• 3.3.4 Base Station and Rover Units Separation

  22
• 3.4 Connectors and Connector Pins Assignment

  22
• 3.4.1 J1 Interface and Power Connector

  22
• Minimum J1 Connections

  22
• 3.4.2 Serial Data Interface

  23
• 3.4.3 RF Connector (J2)

  23
• 3.4.4 Memory Back-Up

  24
• 3.5 Protocol Selection and Non Volatile Memory

  24
• Use of Discretes

  25
• Discretes IP2 and IP3 functions

  25
• 3.5.1 Non Volatile Memory

  26
• 3.6 Default Configuration

  26
• Non-Volatile Memory Data

  26
• 3.7 Installation Overview

  27
• Basic Setup

  27
• Typical Operational Configuration

  28
• 4.1 Communications with the Receiver

  29
• 4.1.1 Serial Port Default Settings

  29
• 4.2 Getting Started

  29
• 4.2.1 Power-Up Information

  30
• 4.2.2 Boot Information

  30
• 4.2.3 Operational Information

  30
• 4.3 Data Requests

  31
• 4.4 Configurable Parameters

  31
• 4.4.1 Mask Angle

  31
• 4.4.2 GPS Antenna Position

  31
• 4.5 Receiver States

  31
• 4.5.1 Non-Operational State

  31
• 4.5.2 Operational States

  31
• 4.6 Built-In Status Tests

  33
• 4.7 DATUM Support

  34
• 5.1 RTCM-Format Messages

  35
• 5.1.1 RTCM1 Differential GPS Corrections (Fixed)

  35
• 5.1.2 RTCM2 Delta Differential GPS Corrections (Fixed)

  36
• 5.1.3 RTCM9 Partial Satellite Set Differential Corrections

  36
• 5.2 NMEA Format Data Messages

  37
• 6.1 Single-Point or Autonomous

  38
• 6.1.1 GPS System Errors

  38
• 6.2 Satellite-Based Augmentation System (SBAS)

  39
• 6.2.1 SBAS Receiver

  40
• 6.2.2 SBAS Messages

  40
• The SBAS Concept

  40
• Cable Lengths Vs. Gain

  42
• SUPERSTAR II Dimensions

  46
• J1 Interfaces and Power Connector Pin Assignment

  47
• I/O Signals Voltage Limits

  48
• FlexPak Status Indicators

  50
• FlexPak COM Ports Pin-Out Descriptions

  50
• FlexPak Power Cable

  51
• Differential GPS Setup

  54
• Coaxial Cable Specifications

  56
• Antenna Gain Depending on Cable Length Required

  57
• Typical Current Consumption Versus Antenna Gain

  57
• Recommended Geodetic Active Antennas

  58
• Recommended Active Antennas

  58
• Passive Antenna Specifications (Patch Element)

  59
• GPS Antenna 201-990147-606 (+26 dB)

  60
• GPS Antenna 201-990147-432 (1575 MHz) and 201-990144-807 (Pre-Amplifier)

  61
• Paste the Registration Key into the DOS Window

  65
• Update Utility Activation

  65
• NAVSTAR Satellite Orbit Arrangement

  67
• Accuracy versus Precision

  70
• Illustration of GPS Signal Multipath

  72
• Illustration of Quadrifilar vs. Microstrip Patch Antennas

  75