Pursuits

TV Makers Track What Viewers Watch Seeking Advertising

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Televisions reaching consumers this year will be able to tell what audiences are watching and relay the information to marketers over the Web, opening the door to new ad revenue as well as privacy concerns.

Coming Web-connected units from LG Electronics Inc. and other manufacturers contain digital sleuthing technology that tracks live and recorded programs as they’re shown on-screen. Sets being demonstrated by Seoul-based LG in Berlin this week at IFA, Europe’s largest consumer electronics show, will use software from San Francisco-based Cognitive Networks Inc.