Tammy Parker

Articles by Tammy Parker

Softbank's marketing moves in Japan may hint at Sprint strategy

Ever since Softbank announced plans to invest $20.1 billion in Sprint Nextel, people have been wondering what exactly the Japanese company has in mind for its new U.S. pet project.

WCDMA voice gets another look as HSPA+ takes off

Circuit-switched voice is starting to seem so passé, but it's going to be around for quite awhile. That's why companies such as InToTally and Qualcomm are developing methods to make WCDMA voice more efficient so operators can wring out additional spectrum capacity to make room HSPA and HSPA+ data services.