This diagram shows the standard layout of transistors in cell phone power amplifiers, at left, and a new highly efficient amplifier design, at right. The new design could help make possible ...

In order to help his friend prepare for a talk at DEFCON this weekend, [Craig] built an IR photodiode amplifier circuit. The circuit extended the detection range of the hack from a few inches to a few ...

Santa Clara, Calif. – Anticipating the integration of FM stereo radio and other new analog audio sources into cellular telephones, National Semiconductor Corp. has introduced two “Boomer” ...

With the introduction SureCall® CM700A 70dB amplifier for AT&T's 4G LTE network, it represents Cellphone-Mate's third first-to-market cellphone amplification product for 4G technology to ship in North ...

After experiencing a long inventory adjustment period, Taiwan-based Win Semiconductors, Visual Photonics Epitaxy Company (VPEC), and Advanced Wireless Semiconductor Company (AWSC) have started to see ...

Your cellphone is great, and with the latest breed of smartphones you're not just making calls but messaging, surfing the net, downloading and sharing photos. All ...

The mik Sound Case is a new type of phone case available for the iPhone 4/4S and iPhone 5/5s. It amplifies the phone’s speaker by an additional 15 to 20 decibels and improves the clarity and quality ...

Learn how to create a simple yet effective speaker amplifier using just cardboard and a few basic materials. This DIY project is perfect for enhancing your phone's audio without breaking the bank.

A new highly efficient power amplifier for electronics could help make possible next-generation cell phones, low-cost collision-avoidance radar for cars and lightweight microsatellites for ...