Method and arrangement for wireless communication by means of at least two network computers
First Claim
1. A method for wireless communication via at least two private branch exchanges, said method comprising:
- determining via a mobility server having wireless connection information about a first wireless terminal device and having a first communication code for enabling a communication connection to a first private branch exchange, whether said first wireless terminal device is located in a first wireless communication area of said first private branch exchange, setting up a wireless connection of said first wireless terminal device to said first private branch exchange upon determining said first wireless terminal device is located in said first wireless communication area; and
setting up a wireless connection of said first wireless terminal device via a second private branch exchange, having a second wireless communication area, using said wireless connection information, upon determining said first wireless terminal device not being located in said first wireless communication area and being located in said second wireless communication area;
providing performance features for said first wireless terminal device from a performance feature server being connected to the first private branch exchange via a CTI-interface, said performance features being activable; and
controlling the first private branch exchange via said performance feature server in accordance with an activated performance feature.
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Accused Products
Abstract
An arrangement and a method with which wireless terminal devices which can usually be reached via a call number of one individual network computer can also be reached when they are located in the wireless communication area of a base station that is connected to another network computer. To this end, connection information is retrieved via a mobility server, and a connection setup to a corresponding network computer in whose radio area the wireless terminal device is located is controlled via that mobility server. The wireless terminal device delivers information, which is transmitted to the mobility server and from which, together with additional information from the network computer or the base station, this server is able to derive the information for the connection setup to the wireless terminal device. In order to limit the utilized network computers to only a switching function, performance features of the wireless terminal device are realized via a performance feature server, which controls the corresponding network computer via a CTI interface. The mobility servers are likewise connected to the respective network computers via a CTI interface. In this way, it is possible to realize private wireless communication networks with DECT functionality and with a large coverage, in which networks it is possible to reach wireless terminal devices at will, though they are dialed simply via the call number of a single network computer allocated to them.
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Citations
11 Claims
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1. A method for wireless communication via at least two private branch exchanges, said method comprising:
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determining via a mobility server having wireless connection information about a first wireless terminal device and having a first communication code for enabling a communication connection to a first private branch exchange, whether said first wireless terminal device is located in a first wireless communication area of said first private branch exchange, setting up a wireless connection of said first wireless terminal device to said first private branch exchange upon determining said first wireless terminal device is located in said first wireless communication area; and
setting up a wireless connection of said first wireless terminal device via a second private branch exchange, having a second wireless communication area, using said wireless connection information, upon determining said first wireless terminal device not being located in said first wireless communication area and being located in said second wireless communication area;
providing performance features for said first wireless terminal device from a performance feature server being connected to the first private branch exchange via a CTI-interface, said performance features being activable; and
controlling the first private branch exchange via said performance feature server in accordance with an activated performance feature. - View Dependent Claims (2, 3, 4, 5, 6)
delivering identity information from said first wireless terminal device, said identity information being a component of said wireless connection information;
receiving said identity information at a second wireless base station connected to said second network computer; and
transmitting a connection message comprising said identity information together with said wireless connection information from said second network computer to at least another network computer connected to a first wireless base station.
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4. The method according to claim 3, further comprising the steps of:
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receiving said connection message at at least one mobility server;
updating said wireless connection information at said mobility server; and
setting up a wireless connection to said base station at said second network computer when a network computer to which said mobility server being connected receives said first communication code.
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5. The method according to claim 1, further comprising the steps of:
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determining, prior to a setup of a wireless connection to said wireless terminal device, whether an activated performance feature renders said connection setup to said first wireless terminal device superfluous; and
executing said performance feature in a prioritized manner upon determining said connection setup being superfluous.
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6. The method according to claim 1, further comprising the step of:
forming a wireless communication group of a limited number of network computers having wireless communication areas at least bordering one another and within which said connection message is transmitted.
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7. An arrangement for wireless communication, said arrangement comprising:
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a wireless terminal device;
at least one first private branch exchange having a first wireless communication area in which it is possible to communicatively reach said wireless terminal device;
a performance feature server connected to the first private branch exchange;
a second private branch exchange connected to said first private branch exchange and having a second wireless communication area in which it is possible to communicatively reach said wireless terminal device; and
a mobility server connectable to said first and second private branch exchanges and having wireless connection information for the wireless terminal device and for controlling a setup of a connection via one of said first and second private branch exchanges to said wireless terminal device according to said wireless connection information such that when the wireless terminal device is in the second communication area, the performance feature server controls the first private branch exchange to provide requested services to the wireless terminal device through the second private branch exchange. - View Dependent Claims (8, 9, 10)
a locator for ascertaining a location of said wireless terminal device in said first and second wireless communication areas;
a message generator for generating a connection message dependent on said first or second wireless communication area being ascertained by said locator and on said identity information; and
a message distributor for delivering said connection message to at least an other of said first and second network computers.
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9. The arrangement as claimed in claim 7, further comprising:
a performance feature server connectable to said first and second network computers and for controlling said first and second network computers dependent on a performance feature to be loaded for said wireless terminal device.
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10. The arrangement as claimed in claim 7, wherein there are a plurality of wireless terminal devices and the mobility server has connection information for each of the wireless terminal devices.
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11. A system for wireless communication, said system comprising:
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a wireless terminal device;
a first network computer having a first wireless communication area in which it is possible to communicatively reach said wireless terminal device;
a performance feature server connected to the first network computer;
a second network computer connected to said first network computer and having a second wireless communication area in which it is possible to communicatively reach said wireless terminal device; and
a mobility server connectable to said first and second network computers and having wireless connection information for the wireless terminal device and for controlling a setup of a connection via one of said first and second network computers to said wireless terminal device according to said wireless connection information such that when the wireless terminal device is in the second communication area, the performance feature server controls the first network computer to provide requested services to the wireless terminal device through the second network computer.
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Specification