TAG: smartphones

Trimble Releases Software for Real-Time Construction Equipment Inspection

August 22, 2014By

Trimble has announced three new asset inspection software solutions for heavy civil contractors—Trimble Inspector, Trimble Inspector Pro and Trimble Asset Manager. Trimble Inspector is a free mobile app that allows equipment managers to easily inspect assets in real-time using their smartphone or tablet. Trimble Inspector Pro, the premium, subscription version of Trimble Inspector, is used to wirelessly aggregate and share asset... read more

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New Geospatial Computing Book Penned by Ruizhi Chen

June 23, 2014By

A new text and reference book, Geospatial Computing in Mobile Devices, has been published by Artech House. Recent developments in smartphones enable them to meet many of the demanding requirements for geospatial computing, in terms of computation power, data storage capacity, and memory space. This book, written by Ruizhi Chen and Robert E. Guinness, addresses and instructs in geospatial data... read more

Test Shows Galileo Increases Accuracy of Location-Based Services

May 27, 2014By

The European GNSS Agency (GSA) and Rx Networks Inc., a mobile location technology and services company, announced the results of tests conducted by the company measuring the performance of Galileo when used in various combinations with GPS and GLONASS. Tests were conducted in real-world environments, including urban canyons and indoors. These environments pose significant challenges to location accuracy due to multipath... read more

Broadcom Offers GNSS Location Chip with BeiDou Support

December 9, 2013By
46507_PR_Chip_BCM47531-O

Broadcom Corporation has introduced the BCM47531, a GNSS chip that generates positioning data from five satellite constellations simultaneously — GPS, GLONASS, QZSS, SBAS and BeiDou. The newly added BeiDou constellation increases the number of satellites available to a smartphone, enhancing navigation accuracy, particularly in urban settings where buildings and obstructions can affect performance. More than 226 million mobile phones were... read more

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Qualcomm Collaborates with Samsung to be First to Employ BeiDou for Location-Based Mobile Data

November 22, 2013By

Qualcomm Incorporated has announced that its subsidiary, Qualcomm Technologies, Inc., is enhancing location precision in smartphones and tablets initially in China with support for China’s BeiDou Satellite Navigation System. Supporting the BeiDou constellation within Qualcomm IZat location solutions increases the number of satellites that Qualcomm-based devices can access to provide greater position location accuracy. Qualcomm is collaborating with Samsung to... read more

GLONASS to Be Required for Phones Sold in Russia

November 12, 2013By

Phones sold in Russia will have to use GLONASS or GLONASS + GPS as of 2014, according to a report from the Voice of Russia. Phones with only GPS will be illegal in Russia, and any mobile devices imported will have to support GLONASS. A new bill claims that in order to guarantee stable operation of a unified telecom network in... read more

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ABI Research: MEMS Sensors and Hands-Free Interfaces Will Revolutionize Mobile Devices

November 11, 2013By
MDET

Accelerometers, gyroscopes, near field communications (NFC), and gesture recognition are predicted to be the big winners in mobile devices. These mobile technologies are projected to make the greatest penetration gains over the coming years, according to a recent study by market intelligence firm ABI Research. “Hands-free operation or gesture recognition is soon going to become a key differentiator in high-end... read more

Innovation: Getting Closer to Everywhere

October 1, 2013By
FIGURE 1. Functional flow diagrams for a strapdown inertial navigation system (top) and a pedestrian dead-reckoning system (bottom).

Accurately Tracking Smartphones Indoors
If we wish to obtain consistently usable positions indoors using a mobile phone, we can augment its GPS or GNSS receiver with other unfettered sensing technologies such as gyroscopes and accelerometers supplemented by radio signals of opportunity. But is all of this actually feasible? The authors have conducted tests of a multi-system approach to positioning indoors with favorable results. read more

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