Kia Motors Corporation

Hyundai Electronics Industries

Wan-Tae Kim

Jung-yul Park

Jung-Eun Choi

Dong-Soo Ban

Keun-Chool Yoo

A call processing method capable of home-zone additional service in a mobile communication system, in particular, which gives subscribers a discount in accounting without an additional equipment if the subscribers call within previously registered areas. According to the call processing method capable of home-zone additional service in the mobile communication service of the invention, the subscriber can be provided with the home-zone additional service with low cost, thereby enhancing customer satisfaction.

Call processing method capable of home-zone additional services in mobile communication system

The present invention relates to a vapor pressure control system which include a canister containing activated carbon therein, a tank pressure sensor connected to a fuel tank to sense internal vapor pressure of the fuel tank, a control valve mounted in a path from the fuel tank to the canister to control the internal vapor pressure of the fuel tank, and a cut valve mounted below a filler cap to lead the vapor flowing backward from the fuel tank to the canister, so that vehicles can have vapor stability and reduce air pollution.

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Seoul, South Korea

Wan-Tae Kim