Cellular mobile communication system and method using heterogeneous wireless network
First Claim
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1. A cellular mobile communication system comprising:
- a Wireless Local Area Network (WLAN) comprising a wireless resource using a WLAN-dedicated frequency band;
a base station of a cellular network connected to the WLAN through a wired network; and
a terminal setting a tunnel with the base station of the cellular network using the wireless resource of the WLAN, and connected to the cellular network through the set tunnel to perform call processing.
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Abstract
A cellular mobile communication system and method using a heterogeneous wireless network are provided. The system includes a first wireless network providing a wireless resource using a first wireless frequency band, a first device of a cellular network connected with the first wireless network through a wire network, and a terminal setting a tunnel with the first device of the cellular network using the wireless resource of the first wireless network and connected to the cellular network through the set tunnel to perform cell processing.
21 Citations
17 Claims
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1. A cellular mobile communication system comprising:
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a Wireless Local Area Network (WLAN) comprising a wireless resource using a WLAN-dedicated frequency band;
a base station of a cellular network connected to the WLAN through a wired network; and
a terminal setting a tunnel with the base station of the cellular network using the wireless resource of the WLAN, and connected to the cellular network through the set tunnel to perform call processing. - View Dependent Claims (2)
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3. A terminal for a cellular mobile communication system, the terminal comprising:
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a Wireless Local Area Network (WLAN) interface module assigned a wireless resource provided from a WLAN and communicating with the WLAN using a WLAN-dedicated frequency band;
a tunnel processor which sets and manages a tunnel with a base station of a cellular network connected to the WLAN through a wired network, using the wireless resource provided from the WLAN through the WLAN interface module; and
a call processor connected to the cellular network through the set tunnel, and performing call processing. - View Dependent Claims (4, 5)
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6. A cellular mobile communication method comprising the steps of:
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transmitting, by a terminal, a tunnel set request message to a base station of a cellular network, which is connected to a Wireless Local Area Network(WLAN) through a wired network using a wireless resource assigned from the Wireless Local Area Network(WLAN);
storing, by the base station of the cellular network, terminal information extracted from the received request message and setting the tunnel with the terminal in response to the tunnel set request message from the terminal; and
connecting, by the terminal, to the cellular network through the tunnel, which is set between the terminal and the base station, and performing call processing. - View Dependent Claims (7, 8, 9, 10, 11)
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12. A cellular mobile communication method comprising the steps of:
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transmitting, by a terminal, a tunnel set request message to an enhanced Base Station Controller (eBSC) of a cellular network, which is connected to a Wireless Local Area Network(WLAN) through a wired network using a wireless resource assigned from the Wireless Local Area Network(WLAN);
storing, by the eBSC of the cellular network, terminal information extracted from the received request message and setting the tunnel with the terminal in response to the tunnel set request message received from the terminal; and
connecting, by the terminal, to the cellular network through the tunnel, which is set between the terminal and the eBSC, and performing call processing. - View Dependent Claims (13, 14)
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15. A cellular mobile communication method comprising the steps of:
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transmitting, by a terminal, a tunnel set request message to an enhanced Base Transceiver Station (eBTS) of a cellular network, which is connected to a Wireless Local Area Network(WLAN) through a wired network using a wireless resource assigned from the Wireless Local Area Network(WLAN);
storing, by the eBTS of the cellular network, terminal information extracted from the received request message and setting the tunnel with the terminal, according to the tunnel set request message received from the terminal; and
connecting, by the terminal, to the cellular network through the tunnel, which is set between the terminal and the eBTS, and performing call processing. - View Dependent Claims (16, 17)
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Specification