A designation indicating that a phone supports two different frequency bands. Not meaningful without knowing which two bands and which technologies the phone will work with. For North American TDMA ...

Measuring 4 x 4 x 0.75 mm, the LMX2604 triple-band GSM VCO IC is offered as the smallest and only standalone such device available, with a footprint 80% smaller than alternative solutions such as ...

A phone that supports four different radio frequency bands. Different mobile phone networks around the world use different bands. A phone can only be used on a network if it supports the correct ...

WAYNE, N.J. — Startup Axiom Microdevices is departing from power amplifier design traditions Friday (Feb. 6) with the development of a quad-band GSM/GPRS power amplifier in a CMOS process. While some ...

Several MacRumors readers have forwarded us a "member only" email from Ideal-case.com claiming to show the antenna band for what would seem to be the "iPhone 4S" based on the current iPhone 4 design.