Google has acquired mobile ad tech company AdMob for $750 million, reports Ad Age. The acquisition is seen as Google strengthening its position in mobile advertising as signs point to a surging sector. Google has seen mobile searches surge by 30 percent between its second and third quarters this year. The move is also being called an indication of the complexity of mobile, where tech giant Google opted to buy into the sector. Ad Age says the AdMob acquisition could spark much needed consolidation among other mobile ad companies. Read more at Ad Age.