TH8658B - Choosing the Best Service Unit in a Staged Cellular Radio System - Google Patents

Abstract

Cellular radio structure, class type. Will service the station of the mobile tenant at Move within the system The best service unit selection is performed for mobile stations by designating under In each cell with the appropriate values for each other Where one cell of the cell is related to That by the vicinity of the service area The radio signal strength received by the mobile station from the service cell, as well as the radio channels of the cells that touch each other, are measured. Judging on the best service cell for the station The motion is performed depending on both the relative cell suitability and the signal strength of the Each of its radio channels

Claims (9)

1. The operating method Selecting a service unit for an active mobile station within a cellular radio system consists of several levels of cells with different cell service areas. The method consists of defining within each cell the appropriate type in relation to the relative cell. With each other within the system in which the service areas of the cell Expanded together adjacent to each other, assignment within each cell relative to each other with a previously selected signal strength threshold, a measure of signal strength that enables communication between mobile station and station. Each mother A station serving a cell relative to one cell based on determining the measured signal strength of the cell. Is greater than the limit value of the previously selected signal strength assigned to the cell, and whether the corresponding cell has a higher suitability than the cell currently in service? 2. Method of operation for the selection of service units as specified in Clause 1, where the type of Proper is assigned to each corresponding cell, including the appropriate. That are equally suitable And that is not suitable 3. Method of operation for the selection of service units as specified in Clause 2, where the associated cell Each is assigned a suitability category if its service area is relatively smaller than that of the cell provided. Service at that time The suitability category is equal if its service area is quite equal to its size. The cell that served at that moment And the type of suitability that is not suitable If its service area is relatively Larger than cell service area 4. Methods for operating a service unit as described in Clause 2, where there are different levels Of such cells include macros, micro cells, and picocells. 5. Operational Method Selecting the best service unit for the mobile station in use within the system. Cellular radio It consists of several levels of cells with different cell service areas. The method consists of defining within each cell the appropriate type in relation to the relative cell. With each other within the system in which the service areas of the cell Expanded together, adjacent, adjacent, overlapping. That are appropriate That are equally suitable Or not suitable The type designation is based on the size of Service area of a cell is relative to other cell service area. A measure of the signal strength that enables communication between the mobile station and the mother station. That was selected as the best service at that time. And between the mobile station and the second mother station for Is a cell in the system Finding the Second Cell Maturity Category The second mother station was chosen as the best service unit, responding to the satisfaction of certain conditions. Any of the following: a) A second cell with the appropriate suitability type and signal strength. The measured value of the second parent station is greater than the previously selected signal strength limit value. B) The second cell of the same suitability type. And the measured signal strength of the station The second parent is greater than the measured signal strength of the first station or c) the second cell has a And the measured signal strength of the mother station is less than the limit value of the The previously selected signal strength and the signal strength of the second mother station is greater than the Signs of the Mother Station 6. How the best service unit is selected, identified in claim 5, where the cell is assigned a suitability category against the other. Appropriate if its service area is quite Side smaller than the service area of the other cell The suitability category is the same if its service area is sized. Quite equal to the service area of the other cell And the suitability category is not suitable if its service area is quite larger than the service area of another cell. 7. How to perform the best service unit selection, as outlined in Clause 7, also includes a signal strength measurement procedure that enables communication between a mobile station and each parent station. Station serving related cells in systems that have such cell service areas Expanding, together, adjacent, overlap, finding the appropriate type for each related cell. The selection is the best parent station serving mobile stations from the respective parent cell stations. A cell satisfies one of the following conditions: a) the parent station. In a cell with type Proper suitability and the measured signal strength of the mother station is greater than the limit value of the Previously selected signal strength or b) the parent station In cells of equal fitness type Each other, and the measured signal strength of the moving stations is greater than the measured signal strength between the stations. Mobile and mother station or c) that mother station In cells with inappropriate suitability type And the measured signal strength of the mobile station is greater than the limit value of the measured signal strength. Between the mobile station and the mother station and where the measured signal strength between the mobile stations And the first mother station is less than the limit value of the previously selected signal strength 8. The Best Service Unit Selected Operational Methods, as outlined in claim 5, where such multiple layers of cells include macros, micro cells and pico cells. 9. The system for operating the selection of service units for the mobile stations in use within the system. Cellular radio It consists of several levels of cells with different cell service areas. Each cell receives Defining within each cell by the type of suitability relative to the cells in relation to each other and Within the system in which the service area of the said cell Expanded, adjacent, adjacent, overlapped and for assigning to related cells with a previously selected signal strength limit value. A path for measuring the signal strength that enables communication between mobile stations and Each station serves a cell that is associated with one cell. The path is connected to the path for the measurement of the measured signal strength and the limit value of the The previously selected signal for the corresponding cell and the correlated path, the pre-selected path for the parent station is Server, which is the mother station that provides service to one cell of the related cell, considering that The measured signal strength to one relative cell is greater than the signal strength limit value. Previously selected for that cell? And one of the related cells has a type of suitability. Is the equation higher than the cell that is currently in service? 1 0. Systems for operating unit selection as described in Clause 9, where suitability categories are assigned to each of the corresponding cells, including those that are equally suitable. And that is not suitable 1 1. A system for operating a service unit, as described in Clause 10, where the corresponding cell is assigned a suitability category, if its service area is relatively smaller than that of The cell that served at that moment The suitability category is equal if its service area is quite equal to The size of the cells that are currently serving And the type of suitability that is not suitable If your service area It is somewhat larger than cell service area 1. 2. The system for operating unit selection as described in Clause 10, where at different levels of cells, including macros, micro cells, and picocell 1. 3. System for operation Selects the best service unit for the active mobile station. Inside the cellular radio system It consists of several levels of cells with different cell service regions, each of which is assigned a type of suitability relative to the cell relative to each other within the system. In which the service area of the said cell Expanded together, adjacent, adjacent, overlapping. That are appropriate That are equally suitable Or not suitable Such type designation is based on the size of the cell service area relative to the Other cell service areas Such a system consists of A path for measuring the signal strength that enables communication between mobile stations and The first mother station was chosen as the best service at that time. And between the mobile station and the station The second mother for is the second cell in the system. Pathways for Determination of Second Cell Suitability The connection path is connected to the path for defining the second parent station as a good service. Most were satisfied with one of the following conditions: a) the second cell of type The suitability and the measured signal strength of the second mother station are greater than the limit value of the B) a second cell of the same suitability type and the measured signal strength of the second mother station is greater than the measured signal strength of the first mother station; or c) The second cell has an improper suitability type and signal strength. The measured value of the first mother station is less than the exceeded value of the previously selected signal strength and strength. Of the signal of the second mother station is greater than the signal strength of the mother station 1 4. The system for performing the best service selection, as outlined in Clause 13, where the cell is assigned. Type of suitability versus another cell Appropriate if the service area of It is somewhat smaller than another cell's service area. The suitability category is equal if the service area of It is quite the same size as the service area of another cell. And the type of suitability that is not suitable If its service area is somewhat larger than the other cell's service area 1 5. The system for performing the best service unit selection, as outlined in Clause 13, also provides a means for measuring the signal strength that enables communication between mobile stations and Each parent station serving related cells in a system with their cell service areas extending together, adjacent, overlapping, pathways for determining the suitability for each related cell, and pathway. For choosing as the best mother station serving mobile stations from mother cell stations. A cell that satisfies one of the following conditions: a) that parent station in a cell of the appropriate suitability type and whose measured signal strength of the parent station is greater than the stroke value. Of the previously selected signal strength; b) that parent station In cells with a suitable type It is equal and has the measured signal strength of a moving station greater than the measured signal strength. Between the mobile station and the mother station or c) that mother station In cells of appropriate type And that the measured signal strength of the mobile station is greater than the limit value of the The measured signal between the mobile station and the mother station and where the measured signal strength between The mobile station and parent station are less than the previously selected signal strength limit value 1. 6.A system for performing optimal service selection, as outlined in claim 13, where such multiple layers of cells include macros, microcells and pico cells 1. 7. The cellular communication system includes a large number of cells arranged in multiple layers of cells, consisting of the mother station for each cell of many cells. Each mother station is assigned Types of suitability for selecting a service unit. Compared to each adjacent cell in the cell Many areas that have such cell service areas. Each parent station is also assigned a signal strength limit for station communication. It moves within cells and many mobile stations that move through many cells and communicate with many parent stations. With each mobile station consisting of A path for measuring the signal strength of communication between the mobile station and each parent station. The internal stations, the communication range and the processing path, are connected to the route for selecting the service unit for the mobile station based on the measured signal strength of the communication with the parent station. One for each station with the signal strength limit value that has been defined for those parent stations. Together with a comparison of the types of suitability assigned to each parent station 1 8. The cellular communication system specified in Clause 17, where the mother station also consists of Paths for broadcasting communication signals to mobile stations with appropriate categories that Set for the selection of service units and the limit value of the signal strength set for communication. To Mother Station 1 9. The cellular communication system specified in Clause 17, where the method of processing for Specify the selection of service units It will work to select service units when the mobile station is entirely residing in. Parent station in ichle operation mode and forwarding between parent stations in call processing 2 mode. 0. The cellular communication system specified in Clause 17 where the station's processing path Mobile also includes a route for determining the change in service unit selection from the parent station. If the measured signal strength exceeds the limit of The signal strength set for a parent station and so on if one parent station has a higher suitability category than the parent station that is currently serving 2. 1. The cellular communication system specified in Clause 20, whereby designation Processing of service unit selection changes Also relying on the comparison of the strength of Measured signal of communication with a parent station, if the measured signal strength of communication with Mother station serving at that time as well 2 2. The cellular communication system specified in Clause 21, where the method of processing of The mobile station also contains a path for defining the change in service unit selection from the mother station serving at that time to the mother station if the measured signal strength for a given mother station exceeds the measured signal strength. Yes, for the parent station in service at that time and further if at least one of the parent stations has the same suitability category as the parent station that is currently operating.2 3. Cellular communication systems identified in Clause 21, where the method of processing of The mobile station also includes a method for defining a change in service unit selection from the parent station serving at that time to a particular parent station, even when that particular parent station has a lower suitability category than that of the parent station being in service. At that moment And further if measured signal strength Yes, for a parent station that exceeds the signal strength set for the parent station currently in service. 4. Methods for determining mobile station service unit selection In cellular communication systems It consists of many cells that are arranged in multiple layers of cells. Where each cell is made up of a parent station and also contains a large number of mobile stations that pass through a large number of cells and Communicate with many mother stations Where each parent station is assigned a suitable type For selecting a service unit relative to each adjacent cell in many cells with service areas. Of such cells Expanding together, adjacent, overlapping, and each mother station has been Setting the signal strength limit value for cellular station communication Which consists of the following steps Measurement of the signal strength of the communication between each mobile station and the mother station. Each station within its communication range. Comparison of the measured signal strength of communication with each parent station and the signal strength limit for that mother station. Comparison of suitability types for each parent station. It is appropriate for the parent station currently serving each mobile station and in response to the aforementioned comparison. Will determine the mobile station service unit for each mobile station 2 5. Methods, such as in claim 24, where the designation procedures are performed to elect Service unit when the mobile station is both residing in the parent station in the ichle and transmission mode. Connect between parent stations in call processing mode 2 6. Procedures, such as in Clause 24, where the action phase consists of a selection procedure. It is a service unit for a mother station whose measured signal strength of a mobile station exceeds the limit. Exceeds the strength of its signal. And there was also a higher suitability category than the mother station that was serving at that time. 7. Methods, such as in Claim 26, that also contain a strength comparison procedure. Of the measured signal of communication with a mother station and the measured signal strength of the communication. With the mother station serving at that time as well 2 8. Procedures, such as in Clause 27, where the action phase consists of a selection procedure. As a service unit To a mother station whose signal strength is measured with a mobile station in excess of that Of the measured signal for the mother station in service at that time And there is also a type of suitability like Noi is the same as the mother station serving at that time 2 9. Methods, for example in Clause 27, where the action procedure consists of a selection procedure as Server to a parent station whose signal strength measured with the mobile station exceeds that of the Measured signal for the mother station serving at that time Even when appropriate type of A parent station is below the suitability category for the parent station currently in service and is also provided where the measured signal strength for the parent station in service at that time is below the threshold. Overload of signal strength 3 0. The cellular communication system includes a large number of cells arranged in multiple layers of cells, consisting of the parent station for each cell of many cells. Each mother station is assigned Types of suitability for selecting a service unit. Compared to each adjacent cell in the cell Many areas that have such cell service areas. Each parent station is also assigned a signal strength limit for station communication. Move inside the cell Numerous mobile stations that travel through many cells and communicate with many parent stations. A method for measuring the signal strength of communication between the mobile station and the mother station. A processing path connected to a path for measurement. By means of processing Such results will follow a predetermined process for selecting parent stations to serve the station. Move each station The selected parent station includes both the most defined suitability category. And the measured signal strength of mobile station communication that exceeds the limit value of the strength of Signal of the mother station The previously scheduled process will be followed for the station. Mobile each station in the selection of the mother station that is both live in the service unit. During operation mode Ikle and inter-service forwarding during call processing mode