Acca Wireless Co., Ltd. (hereinafter "Acca Wireless"; headquartered in Chiyoda-ku, Tokyo; president: Masao Hibino) and Airport Transport Service Co., Ltd. (hereinafter "Limousine Buss"; headquartered in Chuo-ku, Tokyo; president: Mitsuo Suzuki) will conduct a commercial trial of their wireless LAN (Wi-Fi) (*1) broadband internet service on limousine buses starting December 9, 2008. The buses used for the trial will be two ad-wrapped buses of "Limo-chan" which have been operated on the Narita Airport route since May for carrying the special character commemorating the 30th anniversary of the airport.

The users of Wi-Fi (wireless LAN) enabled portable music players, game machines or PCs aboard the bus can enjoy easy access to the broadband internet. This free trial service will be made available from December 9, 2009 to April 2009 to verify user-friendliness and decide readiness of its migration to a pay service.

The service is implemented by combining HSDPA (*2) and Wi-Fi and making the radio frequencies available in the limousine bus. The user aboard the bus can enjoy access to the broadband internet from their Wi-Fi terminal devices. The companies will study providing timely local information and advertisements making use of the digital signage (*3) insded the bus as well.

In this free trial service, Acca Wireless installs equipment including mobile routers and provides maintenance & support services and the internet access. Limousine Bus on the other hand will provide the space for equipment installation and make promotional announcements.

Acca Wireless will expand its Wi-Fi service to public transportation including taxis and limousine buses, while enriching the lineup of entertaining content for users. The company expects the wireless broadband services such as Wi-Fi will be fit into various lifestyles.

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(*1) Wi-Fi
Wi-Fi is an IEEE 802.11 series standard and a network built based on the Wi-Fi technology is generally called Wireless LAN. This short range communication system uses unlicensed spread spectrum such as 2.4GHz band and 5GHz band and supports the maximum reach of 100m and the maximum transfer speed of 54Mbps. Wi-Fi is supported by various mobile devices including laptops, mobile phones such as iPhone(TM)3G and game consoles such as Nintendo DS, PSP(TM), iPod(R)touch.

(*2)HSDPA
HSDPA, which stands for High-Speed Downlink Packet Access, is standardized by 3GPP as an extension of W-CDMA to dramatically increase the downlink speed in response to needs for higher speed packet data transmission. Theoretically, the technology supports the maximum speed of 14Mbps.

(*3) Digital signage
Digital signage is a network service to deliver video, data and advertising content to be played back at multiple locations such as stores and showrooms and can be controlled from a single location. The service allows timely centralized updates of content and edits of content playback schedules, as well as updates by designated stores and displays, eliminating the need of onsite visits for content maintenance.