BeiDou/Compass

BeiDou Ground System Approved

March 25, 2013By

A ground system aimed at enhancing the navigation precision of China’s homegrown BeiDou Navigation Satellite System (BDS) was approved in central China’s Hubei Province on Friday, according to NZWeek. The BeiDou Ground Base Enhancement System (BGBES) is a network consisting of 30 ground base stations, an operating system and a precision positioning system. It was approved by the evaluation committee... read more

This article is tagged with and posted in BeiDou/Compass, GNSS News, Latest News

CSR Location Platforms Go Live with China’s BeiDou-2 Tracking

March 13, 2013By

CSR plc today announced that its SiRFstarV, SiRFprima and SiRFatlas location platforms are now able to acquire and track satellites and utilize location data from the recently activated BeiDou Satellite Navigation System. The addition of the BeiDou constellation is part of CSR’s ongoing efforts to support all global navigation satellite systems as they become available, with software or firmware upgrades,... read more

This article is tagged with and posted in BeiDou/Compass, GNSS News, LBS/Wireless News, Personal Navigation

Building a Wide-Band Multi-Constellation Receiver

March 1, 2013By
G-opener

The authors designed a full-constellation GNSS receiver, using a cost-effective, readily available, flexible front-end, wide enough to capture the frequency from 1555 MHz to 1607 MHz, more than 50MHz. This spectrum width takes into account BeiDou E2, Galileo E1, GPS L1, and GLONASS G1. In the course of their development, the authors used an external OCXO oscillator as the reference clock and reconfigured the platform, developing their own custom wide-band firmware. read more

Spectracom Simulator Compatible with China’s Beidou System

February 20, 2013By

Spectracom has announced its upgrade capability to China’s global navigation satellite system, Beidou. The Spectracom GSG Series 5 and Series 6 GNSS signal simulators, released in 2012, are designed to be field upgradeable to simulate current and future GNSS constellations. GSG simulators are capable of outputting the frequencies, modulations and data formats of anticipated GNSS systems. The January release of... read more

This article is tagged with and posted in BeiDou/Compass, Latest News, OEM News, Simulators & Tools

Hemisphere GPS Sells Precision Business to Chinese UniStrong

February 4, 2013By

On January 31, Hemisphere GNSS Inc., a subsidiary of Beijing UniStrong Science & Technology Co. Ltd., purchased the Precision Products business and related GNSS technology and intellectual property from Hemisphere GPS Inc. for $15 million US. In a related press release, Hemisphere GPS Inc. has announced the intention to change its company name to AgJunction. As part of the transaction,... read more

LabSat 2 Customers Offered Free BeiDou Upgrade

February 4, 2013By

LabSat 2 now has the ability to record and replay satellite signals from the rapidly expanding Chinese navigation system, BeiDou. LabSat 2 users can now record and replay any combination of two channels from the three available constellations, GPS, GLONASS, and Beidou. Existing LabSat 2 users can  download the latest firmware (v2.0.0) and PC software (v2.6.14) to add this functionality... read more

This article is tagged with and posted in BeiDou/Compass, Latest News, Mobile Devices, OEM News, Simulators & Tools

The System: BeiDou ICD, Galileo-Only Positioning

February 1, 2013By

BeiDou ICD: Signal Specs Are Free At Last; First Demonstration of Galileo-Only Positioning (By Peter Steigenberger, Urs Hugentobler, and Oliver Montenbruck) BeiDou ICD: Signal Specs Are Free At Last The interface control document (ICD) describing the details of the BeiDou B1I open service signal on 1561.098 MHz was released December 27 at a news conference held in Beijing by the... read more

This article is tagged with and posted in BeiDou/Compass, Galileo, System and Business News, The System

Expert Advice: BeiDou, How Things Have Changed

February 1, 2013By

Economically, the System Differs Significantly from Its GNSS Cousins John W. Lavrakas In May 2007, I authored an article in GPS World looking ten years into the future and envisioning how the GNSS field would operate at that then-distant time. Reviewing my assessments, I see that I was both accurate and wide of the mark with my predictions. The prediction... read more