EP0785696A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Mobile telecommunication system and method for setting telecommunication circuit therefor
Assignee: Hitachi Ltd
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Filing: 1997-01-10
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Granted: —
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Expires: 2017-01-10
Abstract
Abstract A mobile telecommunication system of a multi-layer cell structure includes that when the personal station (PS) 100 carries out a circuit connection, information such as type of call and move speed of the personal station, etc. is transmitted to the cell selector 160, an optimum type of cell is selected as a connection destination of the personal station based on a combination of these information in the cell selection table 200 within the cell selector, the selected type of cell is transmitted to the personal station (PS) 100, so that a circuit connection processing with the radio base station (BS) which structures the selected cell is started.
Inventors
- 👤 Tsutomu Kusaki
- 👤 Koichi Tanigawa
- 👤 Mikiya Namura
- 👤 Masato Hayashi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-04 12:13
CPC Classifications
H; H04; H04W; H04W28/00; H04W28/16; H04W28/18; H04W16/00; H04W16/24; H04W16/32; H04W36/00; H04W36/04; H04W64/00; H04W64/006; H04W68/00; H04W68/08
Claims Analysis
Total Claims: 31
Claim 1
Independent Claim
212 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, a radio base station (BS) corresponding to a size of each of said service areas is provided in each of said large-cells (141, 1441), that said middle-cells 31 and said small-cells 121 and each of said radio base stations (BS) is connected to a mobile switching center (MSC) for carrying out a call switching service, that a personal station (PS) 100 which can move between said cells is equipped with means for transmitting information of type of call at time of a call control, and that said mobile telecommunication system includes a cell selector for selecting any one of cells out of said large-cells (141, 1441), said middle-cells 31 and said small-cells 121 as a cell to be utilized for telecommunication between said personal station (PS) 100 and said radio base station (BS) based on information of type of call transmitted from said personal station (PS) 100.
Claim 2
Dependent Claim
48 words
A mobile telecommunication system according to Claim 1, characterized in that said information of type of call to be transmitted by a personal station (PS) 100 consists of a signal which shows that a type of call to be set is any one of voice, image and data.
Claim 3
Dependent Claim
169 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, that a personal station (PS) 100 which can move within each of said cells has means for transmitting information of time for using a circuit, and that said mobile switching center (MSC) includes a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication based on circuit using time information posted from said personal station 100.
Claim 4
Dependent Claim
36 words
A mobile telecommunication system according to Claim 3, characterized in that said circuit using time information is information of time for using a circuit to be calculated based on information transmitted from said personal station 100.
Claim 5
Dependent Claim
183 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, that a personal station (PS) 100 which can move within each of said cells has means for transmitting information of move speed of said personal station 100 at time of controlling a call, and that said mobile switching center (MSC) includes a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication based on said information of move speed of said personal station 100 posted from said personal station 100.
Claim 6
Dependent Claim
36 words
A mobile telecommunication system according to Claim 5, characterized in that said information of move speed of said personal station 100 is a move speed of said personal station 100 calculated by said personal station 100.
Claim 7
Dependent Claim
46 words
A mobile telecommunication system according to Claim 5, characterized in that said information of move speed of said personal station 100 is information of a plurality of speed zones divided based on a move speed of said personal station 100 calculated by said personal station 100.
Claim 8
Dependent Claim
140 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, and that a personal station (PS) 100 which can move within each of said cells has a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication.
Claim 9
Dependent Claim
45 words
A mobile telecommunication system according to Claim 8, characterized in that a selection of a cell is carried out based on information of type of call which shows that a type of call to be set up is any one of voice, image and data.
Claim 10
Dependent Claim
149 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, and that a personal station (PS) 100 which can move within each of said cells has a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication based on information of time for using a circuit.
Claim 11
Dependent Claim
36 words
A mobile telecommunication system according to Claim 10, characterized in that said circuit using time information is information of time for using a circuit to be calculated based on information transmitted from said personal station 100.
Claim 12
Dependent Claim
151 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, and that a personal station (PS) 100 which can move within each of said cells has a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication based on information of move speed of said personal station 100.
Claim 13
Dependent Claim
36 words
A mobile telecommunication system according to Claim 12, characterized in that said information of move speed of said personal station 100 is a move speed of said personal station 100 calculated by said personal station 100.
Claim 14
Dependent Claim
46 words
A mobile telecommunication system according to Claim 12, characterized in that said information of move speed of said personal station 100 is information of a plurality of speed zones divided based on a move speed of said personal station 100 calculated by said personal station 100.
Claim 15
Dependent Claim
94 words
A cell selection table (200, 1506) to be utilized for selecting a cell of a mobile telecommunication system which has a plurality of cells of different sizes in layers, characterized in that said cell selection table (200, 1506) has at least one of information of type of call, information of move speed of a personal station 100 and information of time for using a circuit as a table parameter, and determines a cell to be utilized by a personal station 100 at a call originating side based on a combination of said table parameters.
Claim 16
Dependent Claim
243 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, that a personal station 100 which can move within each of said cells has means for transmitting information of type of call at time of controlling a call, that said mobile switching center (MSC) includes a cell selector for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 to be utilized by said mobile personal station 100 for a telecommunication, and that said cell selector includes a cell selection table (200, 1506) which is used at time of said cell selection and includes at least one of information of type of call, information of move speed of a personal station 100 and information of time for using a circuit as a table parameter, for determining a cell to be utilized by a personal station 100 at a call originating side based on a combination of said table parameters.
Claim 17
Dependent Claim
248 words
A mobile telecommunication system for carrying out a service by dividing a mobile telecommunication service area into a plurality of cells, characterized in that said divided plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a radio base station (BS) is provided in each of said cells and each of said radio base stations is connected to a mobile switching center (MSC) for carrying out a call switching service, that a personal station 100 which can move within each of said cells has means for transmitting information of type of call at time of controlling a call, that said mobile switching center (MSC) includes a cell selector for selecting one of said large-cell, said middle-cell 131 and said small-cell 121 to be utilized for a telecommunication based on information of said personal station 100 transmitted from said personal station 100, and that storage means connected/included in said cell selector, for storing a cell selection table (200, 1506) which has at least one of said information of type of call of said personal station 100, information of move speed of said personal station 100 and information of time for using a circuit, as a table parameter, for corresponding a cell to be utilized by a call originating side personal station 100 from a combination of said table parameters.
Claim 18
Independent Claim
244 words
A method for setting a telecommunication circuit for a mobile telecommunication system which is structured by a mobile telecommunication service area divided into large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, a radio base station (BS) provided corresponding to each of said cells, and personal stations (PSs) 100 for carrying out telecommunication with said radio base stations (BS), characterized in that said personal station (PS) 100 builds information of type of call relating to a telecommunication into a telecommunication circuit setting signal and transmits said telecommunication circuit setting signal to said radio base station (BS), that said base station (BS) which has received said telecommunication circuit setting signal transmits said telecommunication circuit setting signal to a cell selector, that said cell selector which has received said telecommunication circuit setting signal extracts said information of type of call included in said telecommunication circuit setting signal, selects one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 as a cell to be used for a telecommunication by said personal station 100 based on said extracted information of type of call, and transmits said selected cell information to said radio base station, and that said radio base station (BS) which has received said cell information transmits said cell information to said personal station 100 so that a telecommunication is set.
Claim 19
Dependent Claim
192 words
A posting method for posting information of type of call from a personal station 100 to a radio base station (BS), characterized in that a mobile telecommunication service area is divided into a plurality of cells and said plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a personal station 100 which can move within each of said cells transmits said information of type of call which becomes a standard for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 as a cell to be utilized for a telecommunication to be carried out between said personal station 100 and said radio base station (BS), that any one of said radio base stations (BS) provided in each of said cells receives said information of type of call transmitted from said personal station 100, and that said radio base station (BS) posts said information of type of call transmitted from said personal station 100 to said cell selector.
Claim 20
Dependent Claim
39 words
A method of posting information of type of call according to Claim 19, characterized in that said personal station 100 posts said information of type of call to said radio base station (BS) at time of setting a call.
Claim 21
Dependent Claim
65 words
A method of posting information of type of call according to Claim 19, characterized in that said personal station 100 provides an information storage area for storing information of type of call in information to be posted to said radio base station (BS) at time of setting a call, and stores information of type of call in said information of type of call storage area.
Claim 22
Dependent Claim
67 words
A method of posting information of type of call according to Claim 19, characterized in that said personal station 100 posts said information of type of call to said radio base station (BS) provided in a first cell when carrying out a hand-over from said first cell to a second cell which is located adjacent to said first cell or in a layer relation, during a telecommunication.
Claim 23
Dependent Claim
200 words
A posting method for posting information of time for using a circuit from a personal station 100 to a radio base station (BS), characterized in that a mobile telecommunication service area is divided into a plurality of cells and said plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a personal station 100 which can move within each of said cells transmits said information of time for using a circuit which becomes a standard for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 as a cell to be utilized for a telecommunication to be carried out between said personal station 100 and said radio base station (BS), that any one of said radio base stations (BS) provided in each of said cells receives said information of time for using a circuit transmitted from said personal station 100, and that said radio base station (BS) posts said information of time for using a circuit transmitted from said personal station 100 to said cell selector.
Claim 24
Dependent Claim
43 words
A method of posting information of time for using a circuit according to Claim 23, characterized in that said personal station 100 posts said information of time for using a circuit to said radio base station (BS) at time of setting a call.
Claim 25
Dependent Claim
73 words
A method of posting information of time for using a circuit according to Claim 23, characterized in that said personal station 100 provides an information storage area for storing information of time for using a circuit in information to be posted to said radio base station (BS) at time of setting a call, and stores information of time for using a circuit in said information of time for using a circuit storage area.
Claim 26
Dependent Claim
71 words
A method of posting information of time for using a circuit according to Claim 23, characterized in that said personal station 100 posts said information of time for using a circuit to said radio base station (BS) provided in a first cell when carrying out a hand-over from said first cell to a second cell which is located adjacent to said first cell or in a layer relation, during a telecommunication.
Claim 27
Dependent Claim
205 words
A posting method for posting information of move speed of a personal station 100 from a personal station 100 to a radio base station (BS), characterized in that a mobile telecommunication service area is divided into a plurality of cells and said plurality of cells are hierarchically structured by large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, that a personal station 100 which can move within each of said cells transmits said information of move speed of a personal station 100 which becomes a standard for selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 as a cell to be utilized for a telecommunication to be carried out between said personal station 100 and said radio base station (BS), that any one of said radio base stations (BS) provided in each of said cells receives said information of move speed of a personal station 100 transmitted from said personal station, and that said radio base station (BS) posts said information of move speed of a personal station transmitted from said personal station to said cell selector.
Claim 28
Dependent Claim
44 words
A method of posting information of move speed of a personal station according to Claim 27, characterized in that said personal station posts said information of move speed of a personal station to said radio base station (BS) at time of setting a call.
Claim 29
Dependent Claim
76 words
A method of posting information of move speed of a personal station according to Claim 27, characterized in that said personal station provides an information storage area for storing information of move speed of a personal station in information to be posted to said radio base station (BS) at time of setting a call, and stores information of move speed of a personal station in said information of move speed of a personal station storage area.
Claim 30
Dependent Claim
72 words
A method of posting information of move speed of a personal station according to Claim 27, characterized in that said personal station posts said information of move speed of a personal station to said radio base station (BS) provided in a first cell when carrying out a hand-over from said first cell to a second cell which is located adjacent to said first cell or in a layer relation, during a telecommunication.
Claim 31
Dependent Claim
158 words
A data format for posting information of type of call from a personal station to a radio base station (BS), which divides a mobile telecommunication service area into a plurality of cells and structures said plurality of cells in layers of large-cells (141, 1441) consisting of large service areas, middle-cells 31 consisting of service areas smaller than said large-cell (141, 1441) and small-cells 121 consisting of service areas smaller than said middle-cell 131, for forming a standard of selecting one of said large-cell (141, 1441), said middle-cell 131 and said small-cell 121 as a cell to be utilized so that a personal station which can move within each of said cells transmits a signal, any one of said radio base stations provided for said cells receives said signal, and a cell selector connected to said radio base station (BS) utilizes a selected cell for carrying out a telecommunication between said personal station and said radio base station (BS).
References Cited (Backward Citations)
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