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PRINCETON, N.J. — Deeper integration of navigation software with in-cab communications devices and back-office programs is driving efficiency and safety improvements for carriers, trucking and technology executives said.

XRS Corp. on Thursday reported a profit for its fiscal second quarter compared with a loss a year ago.

Heavy-duty trucks, once simple utilitarian beasts of burden, are becoming safer, more economical and easier to drive, thanks in part to automated or fully automatic transmissions and cruise control, features adapted from automobiles.

The Texas Department of Transportation said it has introduced a warning system that utilizes sensors and electronic signage to reduce work-zone collisions.

American Trucking Associations said it has redesigned and updated its website as part of an effort to bolster its image.

Qualcomm Inc. said the division that includes its truck technology business broke even in the company’s fiscal second quarter.

Where is trailer No. 49343? How long has it been there? Is it loaded or empty? When was the door last opened? If it’s a refrigerated trailer, what’s the current temperature inside? Is the reefer unit about to run out of fuel?

The Montana Department of Transportation increased truck violation detection through the use of in-station cameras to electronically screen trucks, according to technology provider Help Inc.

Our industry must adjust to major changes in government regulations. We know that changes are coming, but it’s still not clear precisely when they will go into effect, nor do we know exactly what the changes will be.

Package delivery has become an information business, with technology creating greater visibility into the supply chain, allowing fleets to become more efficient, decrease ground transit times and provide near real-time tracking for shippers and receivers, according to interviews with several service providers.