6
Aided Navigation and AHRS Solution 辅助导航以及姿态和航向参考系统 辅助导航以及姿态和航向参考系统 辅助导航以及姿态和航向参考系统 辅助导航以及姿态和航向参考系统方案 方案 方案 方案 The IG-500E is a high performance miniature and cost effective aided inertial navigation and orientation sensor (AHRS). Thanks to a Revolutionary architecture, the IG-500E accepts various external aiding information to deliver unmatched precision for both attitude and position measurements. IG-500E 是一种微型的高性能且价格低廉的辅 助惯性导航及定位传感器(组合导航系统)。运 用一项创新型的技术,IG-500E 能够通过接收 各种外部辅助信息从而使得姿态和位置测量同 时达到无与伦比的精度。 A revolutionary concept 创新 创新 创新 创新型的概念 型的概念 型的概念 型的概念 The IG-500E combines a MEMS based calibrated Inertial Measurement Unit (IMU) and an on board real time Extended Kalman Filter to fuse inertial data with external aiding information such as GPS position, true heading or even odometer velocities. IG-500E 通过将一个基于微机电系统的校正惯性测量单元和一个实时的扩展卡尔曼滤波器 结合来融合惯性数据以及像 GPS 位置,实际的航向或是里程表速度之类的外部辅助信息。 At a very affordable price, the IG-500E provides a precise drift-free 3D orientation and a smooth position even in difficult conditions such as in urban canyons or during short GPS outages. 尽管价格很低廉,IG-500E 也能够在像城市峡谷或是短暂的 GPS 切断的严峻情况下提供精 确地无漂移三维定位和一个平稳的位置信息。 By removing transient accelerations, calculated using external aiding information, the attitude accuracy is greatly improved compared to traditional AHRS. 由于去除了瞬时加速度,运用外部辅助信息来计算,姿态精度与传统的姿态及航向参考系统 相比有了很大的提高。 Easy and fast integration 方便快捷 方便快捷 方便快捷 方便快捷的整合 的整合 的整合 的整合 SBG Systems has designed a powerful and easy to use Development Kit for this product. In just a few seconds, you can start evaluating and configuring your new device. SBG 系统已经设计出了一个功能强大而简单的开发工具包来使用该产品。在短短的几秒钟 之内,您就可以对新设备进行评估和配置。 Rev 2.1 Specifications are subject to change without notice. Tel: +86 10 52875407 Mail:[email protected] Web: www.cgs-tech.com

IG-500E 中英文对照

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SBG Systems has designed a powerful and easy to use Development Kit for this product. In just a few seconds, you can start evaluating and configuring your new device. SBG 系统已经设计出了一个功能强大而简单的开发工具包来使用该产品。在短短的几秒钟 之内,您就可以对新设备进行评估和配置。 Tel: +86 10 52875407 ● Mail:[email protected] ● Web: www.cgs-tech.com Rev 2.1 Specifications are subject to change without notice.

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Page 1: IG-500E 中英文对照

Aided Navigation and AHRS Solution

辅助导航以及姿态和航向参考系统辅助导航以及姿态和航向参考系统辅助导航以及姿态和航向参考系统辅助导航以及姿态和航向参考系统方案方案方案方案 The IG-500E is a high performance miniature and

cost effective aided inertial navigation and

orientation sensor (AHRS). Thanks to a

Revolutionary architecture, the IG-500E accepts

various external aiding information to deliver

unmatched precision for both attitude and position

measurements.

IG-500E 是一种微型的高性能且价格低廉的辅

助惯性导航及定位传感器(组合导航系统)。运

用一项创新型的技术,IG-500E 能够通过接收

各种外部辅助信息从而使得姿态和位置测量同

时达到无与伦比的精度。

A revolutionary concept

创新创新创新创新型的概念型的概念型的概念型的概念

The IG-500E combines a MEMS based calibrated Inertial Measurement Unit (IMU) and an on

board real time Extended Kalman Filter to fuse inertial data with external aiding information such

as GPS position, true heading or even odometer velocities.

IG-500E 通过将一个基于微机电系统的校正惯性测量单元和一个实时的扩展卡尔曼滤波器

结合来融合惯性数据以及像 GPS位置,实际的航向或是里程表速度之类的外部辅助信息。

At a very affordable price, the IG-500E provides a precise drift-free 3D orientation and a smooth

position even in difficult conditions such as in urban canyons or during short GPS outages.

尽管价格很低廉,IG-500E也能够在像城市峡谷或是短暂的 GPS切断的严峻情况下提供精

确地无漂移三维定位和一个平稳的位置信息。

By removing transient accelerations, calculated using external aiding information, the attitude

accuracy is greatly improved compared to traditional AHRS.

由于去除了瞬时加速度,运用外部辅助信息来计算,姿态精度与传统的姿态及航向参考系统

相比有了很大的提高。

Easy and fast integration

方便快捷方便快捷方便快捷方便快捷的整合的整合的整合的整合

SBG Systems has designed a powerful and easy to use Development Kit for this product. In just

a few seconds, you can start evaluating and configuring your new device.

SBG 系统已经设计出了一个功能强大而简单的开发工具包来使用该产品。在短短的几秒钟

之内,您就可以对新设备进行评估和配置。

Rev 2.1 Specifications are subject to change without notice.

Tel: +86 10 52875407 ● Mail:[email protected] ● Web: www.cgs-tech.com

Page 2: IG-500E 中英文对照

Simplified Block Diagram

简化的方块图简化的方块图简化的方块图简化的方块图

Key Features 主要特点主要特点主要特点主要特点

● Aided 3D velocity, position and orientation at high update rate (100 Hz)

● 在高达 100Hz的刷新频率下辅助的三维速度,方位及位置

● Accepts a wide range of external aiding data such as RTK GPS, GPS compass, odometers,

DVL

● 像 RTK 全球定位系统, 全球定位系统指南针,里程表,DVL 之类的大范围的外部辅助

数据的接收

● Sync Out/Trigger, Sync In, odometers pulse inputs

● 同步输出/触发,同步输入,里程表脉冲输入

● Accurate attitude even in high G maneuvers

● 高 G 精巧移动情况下都有的精确姿态

● Precise UTC referenced output

● 精密格林威治时间参考输出

● Wide inertial sensor range options

● 宽惯性传感器范围选择

● Calibrated over full temperature range -40 to 85°C for bias, gain, misalignments, cross-axis

and gyro-g

● 全温度域(-40 到 85℃)的零偏、增益、失准、横轴和 gyro-g 的校准

● Advanced and easy to use magnetometers compensation tools for soft and hard iron

effects

● 先进而简易的运用磁力计补偿工具来应付软硬铁效应

● Communication protocols options: RS-232, RS-422,CAN 2.0 A/B, TTL and USB

● 通讯协议:RS-232,RS-422,CAN2.0A/B,TTL 和 USB

● Very compact and lightweight design(49 grams)

● 小巧轻便的设计(仅有 49克)

● Ultra low power design down to 600 Mw

● 600毫瓦的超低功率设计

● Robust and high precision aluminum enclosure

● 高密度、耐用的铝制外壳

Rev 2.1 Specifications are subject to change without notice.

● Mail:[email protected] ● Web: www.cgs-tech.comTel: +86 10 52875407

Page 3: IG-500E 中英文对照

Fields of use

应用领域应用领域应用领域应用领域

Underwater navigation…

水下航行…

Doppler velocity logger

多普勒速度记录器

Accurate positioning…

精确地定位

2D odometer, RTK GPS

二维里程表,RTK 全球定位系统

Calibration free compass…

无需校正的指南针

Dual antenna GPS heading

双重天线全球定位系统航向

Mechanical drawing 机械视图机械视图机械视图机械视图

Side View 侧视图 Top View 顶视图

All dimensions are in millimeters 所有尺寸以毫米为单位

Product code options 产品代码选择产品代码选择产品代码选择产品代码选择

Standard product options

标准产品选择

Rev 2.1 Specifications are subject to change without notice.

● Mail:[email protected] ● Web: www.cgs-tech.comTel: +86 10 52875407

Page 4: IG-500E 中英文对照

Technical Specifications

技术规格技术规格技术规格技术规格

Parameter

参数参数参数参数

Specification

规格规格规格规格

Remarks

说明说明说明说明

Attitude 姿态姿态姿态姿态

Sensing range

传感范围

360° in all axes 所有轴

Static accuracy

静态精度

± 0.5° (Pitch, Roll 横滚,俯仰)

± 0.5° (Heading 航向)

Stabilized Kalman Filter,

using a two antennas

GPS heading 稳定的的卡

尔曼滤波器,运用有两根天

线的 GPS导航

Dynamic

accuracy

动态精度

± 1.0°RMS Using external aiding

information

运用外部辅助信息

Repeatability

重复性

< 0.2°

Resolution

分辨率

< 0.05°

output

frequency

输出频率

0 to 500 Hz

0 to 100 Hz

Calibrated sensors only

仅适用于校准过的传感器

Attitude, 3d velocity and

position 姿态,三维速度和

位置

Standard

Sensors

标准传感器标准传感器标准传感器标准传感器

Accelerometers

加速度计加速度计加速度计加速度计

Gyroscopes

陀螺仪陀螺仪陀螺仪陀螺仪

Magnetometers

磁力仪磁力仪磁力仪磁力仪

Measurement

range 测量范围

± 5 g ±300°/s ± 1.2 Gauss Refer to sensors options

table 参考传感器选项表

Non-linearity

非线性

< 0.2% of FS <0.1% of FS < 0.2% of FS

Bias stability

零偏稳定性

± 5 mg

-

± 0.5°/s

< 0.1 ° /s

±0.5 m Gauss

-

Over temperature range

Kalman filter stabilized

在整个温度范围内卡尔曼

滤波器稳定

Scale factor

stability 比例因

子稳定性

< 0.1% < 0.05% < 0.5% Over temperature range

在整个温度范围内

Noise density

噪音密度

0.25 mg/√Hz 0.05°/s/√Hz 0 .01 mG/√Hz

Rev 2.1 Specifications are subject to change without notice.

● Mail:[email protected] ● Web: www.cgs-tech.comTel: +86 10 52875407

Page 5: IG-500E 中英文对照

Alignment error

轴对准误差

< 0.1°

< 0.1°

< 0.1°

Bandwidth

带宽

50 Hz 40 Hz 500 Hz Additional software filter

available 可提供额外的软

件过滤器

Sampling rate

取样频率

10 000 Hz 10 000 Hz 1 000 Hz

External aiding 外部辅助外部辅助外部辅助外部辅助

Interface

options

界面

Serial RS-232 or RS-422 Configurable protocol and

slew rate

配置协议及转换速率

Serial data rate

串行数据频率

9600 to 921600 bps User selectable

用户可选

Supported

protocols

支持的协议

NMEA for navigation data and true heading. sbgCom for

GPS data, remote magnetometers.

Contact us for more

information

想了解更多信息请联系我

Odometers

里程表

Two axis odometer inputs such as wheel speed counter

or 2D optical odometer

User selectable

用户可选

Communication 通讯方面通讯方面通讯方面通讯方面

Output modes

输出模式

Euler angles, Quaternion, Matrix,

3d velocity, 3d position,

Calibrated sensor data,

Raw sensor data

欧拉角,四元数,矩阵,三维速度,三维位置,校正传感

器数据,原始传感器数据

Each output can be

enabled or disabled by the

user

每一种输出可由用户启用

或关闭

Interface

options

接口

Serial (RS-232 ,RS-422or TTL 3.3V)

CAN 2.0A/B up to 1 Mbits/s

Usb using provided UsbToUart

Serial data rate

串行数据速率

9 600 to 921 600 bps User selectable

用户可选

physical 实体特性实体特性实体特性实体特性

Dimensions

OEM 尺寸

27x30x14 mm

Dimensions box 36x49x25 mm

Weight OEM 质

10 grams

Weight box 49 grams

operating

temperature

工作温度

-40 to 85°C Non-condensing

environment

非冷凝环境

Storage

temperature

储存温度

-40 to 85°C

Rev 2.1 Specifications are subject to change without notice.

● Mail:[email protected] ● Web: www.cgs-tech.comTel: +86 10 52875407

Page 6: IG-500E 中英文对照

Rev 1.0 Specifications are subject to change without notice.

第 1.0版,本文件,如有更改,恕不另行通知。

Shock limit

冲击极限

1 000g (Powered), 2 000g (Unpowered)

通电 断电

Shocks can affect

performance

震动可能影响性能

Electrical 电气方面电气方面电气方面电气方面

Operating

voltage

工作电压

3.3 V to 30 V

Power

consumption

功耗

600 mW @ 5.0 V Optimal power

consumption at 5.0 V

最佳功耗为 5V 电源

Start-up time

启动时间

< 1 s

Valid data

有效数据

Sync out, trigger

同步输出,触发

Open drain pull-up voltage: -0.3 to 25V

明沟上拉电压:-0.3 to 25V

Open drain,use a pull up

resistor 明沟,运用一个上

拉电阻器

Sync in, time

pulse, odometer

同步输入,时间

脉冲,里程表

Low level<0.8V Input range: ±20V

High level>2.2V input delay: <150ns

Two inputs available and

user configurable

两个输入可用,用户可自行

配置

Rev 2.1 Specifications are subject to change without notice.

● Mail:[email protected] ● Web: www.cgs-tech.comTel: +86 10 52875407