参数资料
型号: GPSORION
厂商: Mitel Networks Corporation
英文描述: 12 Channel GPS Receiver Design Product Brief
中文描述: 12通道GPS接收机的设计产品简介
文件页数: 2/5页
文件大小: 240K
代理商: GPSORION
2
GPS Orion PRODUCT BRIEF
Fig.2 GPS Orion Architecture
OUTLINE SPECIFICATION
RECEIVER CHARACTERISTICS
GENERAL:
DATUM:
POSITION ACCURACY:
(standard)
POSITION ACCURACY:
(DGPS)
TIME-TO-FIRST-FIX (TTFF - Ref Notes)
G Cold start:
G Warm start:
G Hot start:
RE-ACQUISITION AFTER SIGNAL LOSS:
ANTI-JAMMING RESISTANCE:
L1 frequency (1575.42MHz), C/A code direct-sequence spread-spectrum,
12 parallel channel continuous-tracking receiver, using 2-bit digital
quantization.
WGS-84 only
25 metres Spherical Error Probability (SEP);
100 metres (2D Root Mean Square) with S/A active.
3 metres SEP, with S/A active.
Typical
90%
105 seconds
<165 seconds
<60 seconds
11 seconds
<15 seconds
< 2 seconds (90%)
-20dBm CW to within
±7.5MHz of L1 (for <3dB degradation in GPS SNR).
Part No
Description
Data Sheet
Reference
DW9255
35.42 MHz SAW Filter
DS3861
GP2010
GPS RF Front End
DS4056
GP2015
GPS RF Front End in TQFP package
DS4374
GP2021
12 Channel Correlator
DS4077
ARM60
32 Bit RISC Processor
DS4004
GPS Architect
12 Channel GPS Development System
DS4605
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