#handheld device

A Call For Help

A tin can telephone is a type of acoustic (non-electrical) speech-transmitting device made up of two tin cans, paper cups or similarly shaped items attached to either end of a taut string or wire.

It is a form of mechanical telephony, where sound is converted into and then conveyed by vibrations along a liquid or solid medium, and then reconverted back to sound.

We’re big fans of innovative technology, but even bigger fans of technology that helps detach us from screen-based culture. Terra is a new handheld product that feels like the antithesis of holding a phone and being tied to the screen. With haptic feedback, this pocket-sized device can easily be held in the hand, and gives you a unique, hand-drawn arrow interface to guide you in the direction you…

A handheld device  is a pocket-sized computer that has an input/output interface, such as an external keyboard or a touch screen, and a display screen. According to this definition of handheld devices and gadgets, numerous appliances, such as a mobile phone, PDA, mobile PC, handheld game consoles, and so on, can be referred to be handheld.

There are many popular handheld devices, including:

Notebook PC \sUltra-Mobile PC

Personal digital assistant/Enterprise digital assistant for mobile PC

Calculator for graphing

portable computer (largely obsolete)

portable gaming systems

DS video game (NDS)

Game Boy, Game Boy Advance, and Game Boy Color

Sega PC Engine Game Gear GT

Mini Pokémon

NeoGeo Color and NeoGeo Pocket

GP2X/GP32 Atari Lynx Pandora

PlayStation Portable Gizmondo (PSP)

Media recorders for N-Gage

using a digital camera (DSC)

electronic video camera (DVC or digital Camcorder)

electronic audio recorders

A media player or display

E-book reader and portable media player

communicating tools

cell phone

the cordless phone

Pager

The advantages of gadgets and handheld devices

Handheld devices are now literally as common as oxygen, and this popularity transcends boundaries of age, class, sex, nation, race, and ethnicity. Even a roadside tea vendor can be seen happily speaking on a portable phone, while a busy CEO can be seen taking notes on a portable PDA. The fixed-line telephone is gradually being replaced by portable devices like the mobile, and this astonishing shift from the wired to the wireless world would not have been possible without the many advantages that handheld devices provide.

Mobile office: You can now carry your office with you thanks to portable gadgets like cellphones and PDAs. On your portable mobile devices, you can do a lot of things, such send and receive emails, browse the internet wirelessly at 3G rates, access protected business data through VPNs, edit files, and more. As a result, your ability to boost your productivity is no longer constrained by either size or mobility.

High Convenience: Wouldn't it be much more practical to simply keep a quick note on your PDA rather than going home to access your large machine? Modern mobile devices are capable of performing all the tasks that a desktop computer is capable of, plus more. GPS navigation services are built-in to modern cellphones like the iPhone, which was unimaginable just a few years ago.

New entertainment formats: As technology developed, processing power was incorporated into smaller, more portable devices. People no longer only watch movies on television or in theatres; instead, they enjoy digitally high-quality entertainment on the go with wide-screen mobile phones and Dolby surround sound.

Breaking the Communication Barrier: Snail mail used to be the only means of staying in touch with friends, family, and frequently, business associates as well. no longer. The communication barrier is now completely breached thanks to the numerous communication tools and technologies that are appearing nearly everyday. Today, you can simply "tweet" your status or purchase a train ticket while seated in a bus using your mobile device.