Multifunctional telephone, walkie talkie, instant messenger, video-phone computer, based on WiFi (Wireless Fidelity) and WiMax technology, for establishing global wireless communication, network and video conferencing via the internet

摘要

This paper describes a method and a wireless telephone computer system, based on WiFi (1) and WiMax (2) technology for establishing global communication via the internet. This invention is consist of a Walkie-Talkie, a high speed multifunction wireless computer/instant messenger communicator, Personal Digital Assistant (PDA) and a telephone system, deploying multiple wireless networks and protocols such as Voice Over IP, GPRS, WAP, Bluetooth, PCS, I-Mode, comprising a high speed Intel Pentium 4 Mobile™ or compatible Processor, to formulate an internet gateway system and network bridge for establishing instant low cost, real time global communications to the Public Switched Telephone Network via the internet. A PUSH-TO-TALK button instantly initiates global bisynchronous communications, or videoconferencing sessions. Fax, VideoMail, and unified messaging services are immediately available. The invention provides uniformed global wireless communications, eliminates traditional long distance costs, and operates anywhere where WiFi (1) and/or WiMax (2) service is provided. The invention covers static and portable wireless based computer telephone, walkie-talkie, instant messenger, PDA, video-phone system based on WiFi (1) and WiMax (2) technology. This invention works as a telephone and personal communicator where WiFi and WiMax service is provided via HotSpot (3). The system works as a typical cellular phone providing low cost or FREE local and long distance calls via the internet. The system takes advantage of the wireless WiFi and WiMax technology to automatically connect to the internet and perform phone calls, Fax, Email, Web Surfing, Instant messaging and data networking. With the increased popularity of WiFi and WiMax technology, users can enjoy FREE and/or low cost phone call and personal communication services where a HotSpot coverage is provided.