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US6842616B2
Expired / Lapsed
US
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Cellular system
Assignee: NEC Corp
•
Filing: 2002-03-14
•
Granted: 2005-01-11
•
Expires: 2022-03-14
Abstract
Abstract A cellular system includes a mobile station and base stations, wherein the mobile station establishes a communication line with N first base stations wherein N is an integer (1≦N), measures receipt quality in pilot signals transmitted from the N first base stations, determines M second base stations to make communication therethrough among the N first base stations, based on measurement results of the receipt quality, wherein M is an integer (1≦M≦N), and transmits an designation signal to the M second base stations through upward line to designate the M second base stations as a base station through which the mobile station makes communication, and each of the base stations makes communication with the mobile station, if designated by the designation signal, and does not make communication with the mobile station, if not designated. The cellular system further includes a first apparatus for varying a signal-receipt error rate in the designation signal to be transmitted through upward line in accordance with a target signal-receipt error rate in downward line.
Inventors
- 👤 Nahoko Takano
- 👤 Kojiro Hamabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:52
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/24; H04B7/26; H04W; H04W36/00; H04W36/16; H04W36/18; H04W36/24; H04W36/30; H04W52/00; H04W52/04; H04W52/38; H04W52/40; H04W88/00; H04W88/12; H04W92/00; H04W92/04; H04W92/12
Claims Analysis
Total Claims: 83
Claim 1
Independent Claim
206 words
A cellular system comprising at least one mobile station and a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said cellular system further includes a first apparatus for varying a signal-signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-signal-receipt error rate in downward line.
Claim 2
Dependent Claim
206 words
A cellular system comprising at least one mobile station and a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said cellular system further includes a first apparatus for varying a signal-signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-signal-receipt error rate in downward line.
Claim 3
Dependent Claim
54 words
The cellular system as set forth in claim 1 , wherein said first apparatus determines a transmission ratio for transmitting said designation signal, in accordance with said target signal-signal-receipt error rate in downward line, to control said signal-signal-receipt error rate in said designation signal in said base stations making communication with said mobile station.
Claim 4
Dependent Claim
38 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus therein.
Claim 5
Dependent Claim
20 words
The cellular system as set forth in claim 1 , wherein each of said base stations includes first said apparatus.
Claim 6
Dependent Claim
98 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines said target signal interference ratio in said upward line in said base stations in accordance with said target signal-signal-receipt error rate in said downward line, while a power at which said mobile station transmits a signal is controlled in a closed-loop such that receipt quality in said upward line reaches a target signal interference ratio.
Claim 7
Dependent Claim
64 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a higher target signal interference ratio in said upward line for a lower target signal-signal-receipt error rate in said downward line.
Claim 8
Dependent Claim
66 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a power at which said mobile station transmits said designation signal, in accordance with a target signal-signal-receipt error rate in said downward line.
Claim 9
Dependent Claim
104 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determines a higher ratio of said control signal to said information signal with respect to a power at which said mobile station transmits said control and information signals, for a smaller target receipt rate in said downward line.
Claim 10
Dependent Claim
47 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines a power at which said mobile station transmits said designation signal, in accordance with a target signal-signal-receipt error rate in the downward line.
Claim 11
Dependent Claim
85 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said first apparatus constituted as an apparatus which, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determines a higher ratio of said information signal to said control signal with respect to a power at which said mobile station transmits said information and control signals, for a smaller target receipt rate in said downward line.
Claim 12
Dependent Claim
62 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a signal length of said designation signal in accordance with a target signal-signal-receipt error rate in said downward line.
Claim 13
Dependent Claim
69 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines higher redundancy of said designation signal for a smaller target signal-signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors.
Claim 14
Dependent Claim
84 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a longer signal interval between said designation signal and a next designation signal for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number in bits per a unit time.
Claim 15
Dependent Claim
79 words
The cellular system as set forth in claim 1 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a higher number in bits per a unit time in said designation signal for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval.
Claim 16
Dependent Claim
43 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines a signal length of said designation signal in accordance with said target signal-signal-receipt error rate in said downward line.
Claim 17
Dependent Claim
50 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines higher redundancy of said designation signal for a smaller target signal-signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors.
Claim 18
Dependent Claim
59 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines a longer interval between said designation signals for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number of bits per a unit time.
Claim 19
Dependent Claim
60 words
The cellular system as set forth in claim 1 , wherein said mobile station includes said fit apparatus constituted as an apparatus which determines a higher number in bits per a unit time in said designation signal for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval.
Claim 20
Dependent Claim
207 words
A cellular system comprising at least one mobile station and a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said cellular system further includes a first apparatus for varying conditions to determine said second base stations, in accordance with a target signal-signal-receipt error rate in downward line, to control said second base stations in number.
Claim 21
Dependent Claim
207 words
A cellular system comprising at least one mobile station and a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said cellular system further includes a first apparatus for varying conditions to determine said second base stations, in accordance with a target signal-signal-receipt error rate in downward line, to control said second base stations in number.
Claim 22
Dependent Claim
38 words
The cellular system as set forth in claim 19 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus therein.
Claim 23
Dependent Claim
86 words
The cellular system as set forth in claim 19 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which, when said mobile station designates a base station which transmits said pilot signal having receipt quality equal to or higher than a predetermined threshold, as said second base station, determines a higher threshold for a smaller target signal-signal-receipt error rate in said downward line.
Claim 24
Dependent Claim
92 words
The cellular system as set forth in claim 19 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines a higher number of said second base stations for a smaller target signal-signal-receipt error rate in said downward line, when said mobile station designates a base station as said second base station by a predetermined number in the order of highness in said receipt quality of said pilot signal.
Claim 25
Dependent Claim
73 words
The cellular system as set forth in claim 19 , further comprising a base station controller which controls said base stations making communication with said mobile station, and wherein said base station controller includes said first apparatus constituted as an apparatus which determines all of said base stations as said second base station, if said target signal-signal-receipt error rate in said downward line is equal to or smaller than a predetermined error rate.
Claim 26
Dependent Claim
67 words
The cellular system as set forth in claim 19 , wherein said mobile station includes said first apparatus constituted as an apparatus which, when said mobile station designates a base station which transmits said pilot signal having receipt quality equal to or higher than a predetermined threshold, as said second base station, determines a higher threshold for a smaller target signal-signal-receipt error rate in said downward line.
Claim 27
Dependent Claim
73 words
The cellular system as set forth in claim 19 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines a higher number of said second base stations for a smaller target signal-signal-receipt error rate in said downward line, when said mobile station designates a base station as said second base station by a predetermined number in the order of highness in said receipt quality of said pilot signal.
Claim 28
Dependent Claim
54 words
The cellular system as set forth in claim 19 , wherein said mobile station includes said first apparatus constituted as an apparatus which determines all of said base stations as said second base station, if said target signal-signal-receipt error rate in said downward line is equal to or smaller than a predetermined error rate.
Claim 29
Dependent Claim
208 words
A base station controller for controlling a mobile station and a base station in a cellular system, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said destination signal, said base station controller includes a first apparatus for varying a signal-signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-signal-receipt error rate in downward line.
Claim 30
Dependent Claim
208 words
A base station controller for controlling a mobile station and a base station in a cellular system, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said destination signal, said base station controller includes a first apparatus for varying a signal-signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-signal-receipt error rate in downward line.
Claim 31
Dependent Claim
55 words
The base station controller as set forth in claim 27 , wherein said first apparatus determines a transmission ratio for transmitting said designation signal, in accordance with said target signal-signal-receipt error rate in downward line, to control said signal-signal-receipt error rate in said designation signal in said base stations making communication with said mobile station.
Claim 32
Dependent Claim
77 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines said target signal interference ratio in said upward line in said base stations in accordance with said target signal-signal-receipt error rate in said downward line, while a power at which said mobile station transmits a signal is controlled in a closed-loop such that receipt quality in said upward line reaches a target signal interference ratio.
Claim 33
Dependent Claim
43 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines a higher target signal interference ratio in said upward line for a lower target signal-signal-receipt error rate in said downward line.
Claim 34
Dependent Claim
45 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines a power at which said mobile station transmits said designation signal, in accordance with a target signal-signal-receipt error rate in said downward line.
Claim 35
Dependent Claim
83 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determines a higher ratio of said control signal to said information signal with respect to a power at which said mobile station transmits said control and information signals, for a smaller target receipt rate in said downward line.
Claim 36
Dependent Claim
41 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines a signal length of said designation signal in accordance with a target signal-signal-receipt error rate in said downward line.
Claim 37
Dependent Claim
48 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines higher redundancy of said designation signal for a smaller target signal-signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors.
Claim 38
Dependent Claim
63 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines a longer signal interval between said designation signal and a next designation signal for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number in bits per a unit time.
Claim 39
Dependent Claim
58 words
The base station controller as set forth in claim 27 , wherein said first apparatus is constituted as an apparatus which determines a higher number in bits per a unit time in said designation signal for a smaller target signal-signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval.
Claim 40
Dependent Claim
210 words
A base station controller for controlling a mobile station and a base station in a cellular system, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said base station controller further includes a tenth apparatus for varying conditions to determine said second base stations, in accordance with a target signal-signal-receipt error rate in downward line, to control said second base stations in number.
Claim 41
Dependent Claim
210 words
A base station controller for controlling a mobile station and a base station in a cellular system, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and each of said base stations makes communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not make communication with said mobile station, if not designated by said designation signal, said base station controller further includes a tenth apparatus for varying conditions to determine said second base stations, in accordance with a target signal-signal-receipt error rate in downward line, to control said second base stations in number.
Claim 42
Dependent Claim
65 words
The base station controller as set forth in claim 37 , wherein said first apparatus is constituted as an apparatus which, when said mobile station designates a base station which transmits said pilot signal having receipt quality equal to or higher than a predetermined threshold, as said second base station, determines a higher threshold for a smaller target signal-signal-receipt error rate in said downward line.
Claim 43
Dependent Claim
71 words
The base station controller as set forth in claim 37 , wherein said first apparatus is constituted as an apparatus which determines a higher number of said second base stations for a smaller target signal-receipt error rate in said downward line, when said mobile station designates a base station as said second base station by a predetermined number in the order of highness in said receipt quality of said pilot signal.
Claim 44
Dependent Claim
52 words
The base station controller as set forth in claim 37 , wherein said first apparatus is constituted as an apparatus which determines all of said base stations as said second base station, if said target signal-receipt error rate in said downward line is equal to or smaller than a predetermined error rate.
Claim 45
Dependent Claim
161 words
A mobile station which defines a cellular system together with a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and said mobile station includes a first apparatus for varying a signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-receipt error rate in downward line.
Claim 46
Dependent Claim
161 words
A mobile station which defines a cellular system together with a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and said mobile station includes a first apparatus for varying a signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-receipt error rate in downward line.
Claim 47
Dependent Claim
44 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which determines a power at which said mobile station transmits said designation signal, in accordance with a target signal-receipt error rate in said downward line.
Claim 48
Dependent Claim
82 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determines a higher ratio of said control signal to said information signal with respect to a power at which said mobile station transmits said control and information signals, for a smaller target receipt rate in said downward line.
Claim 49
Dependent Claim
40 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which determines a signal length of said designation signal in accordance with a target signal-receipt error rate in said downward line.
Claim 50
Dependent Claim
47 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which determines higher redundancy of said designation signal for a smaller target signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors.
Claim 51
Dependent Claim
62 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which determines a longer signal interval between said designation signal and a next designation signal for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number in bits per a unit time.
Claim 52
Dependent Claim
57 words
The mobile station as set forth in claim 41 , wherein said first apparatus is constituted as an apparatus which determines a higher number in bits per a unit time in said designation signal for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval.
Claim 53
Dependent Claim
162 words
A mobile station which defines a cellular system together with a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and said mobile station includes a first apparatus for varying conditions to determine said second base stations, in accordance with a target signal-receipt error rate in downward line, to control said second base stations in number.
Claim 54
Dependent Claim
162 words
A mobile station which defines a cellular system together with a plurality of base stations, wherein said mobile station establishes a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N), measures receipt quality in pilot signals transmitted from said N first base stations, determines M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N), and transmits an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication, and said mobile station includes a first apparatus for varying conditions to determine said second base stations, in accordance with a target signal-receipt error rate in downward line, to control said second base stations in number.
Claim 55
Dependent Claim
64 words
The mobile station as set forth in claim 48 , wherein said first apparatus is constituted as an apparatus which, when said mobile station designates a base station which transmits said pilot signal having receipt quality equal to or higher than a predetermined threshold, as said second base station, determines a higher threshold for a smaller target signal-receipt error rate in said downward line.
Claim 56
Dependent Claim
70 words
The mobile station as set forth in claim 48 , wherein said first apparatus is constituted as an apparatus which determines a higher number of said second base stations for a smaller target signal-receipt error rate in said downward line, when said mobile station designates a base station as said second base station by a predetermined number in the order of highness in said receipt quality of said pilot signal.
Claim 57
Dependent Claim
51 words
The mobile station as set forth in claim 48 , wherein said first apparatus is constituted as an apparatus which determines all of said base stations as said second base station, if said target signal-receipt error rate in said downward line is equal to or smaller than a predetermined error rate.
Claim 58
Independent Claim
235 words
A method of controlling power at which a signal is transmitted in a cellular system comprising a mobile station and a plurality of base stations, comprising the steps of: (a) establishing a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N); (b) measuring receipt quality in pilot signals transmitted from said N first base stations; (c) determining M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N); (d) transmitting an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication; (e) making communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not making communication with said mobile station, if not designated by said designation signal; and (f) varying a signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-receipt error rate in downward line, said steps (a), (b), (c) and (d) being to be carried out by said mobile station, said step (e) being to be carried out by said base station.
Claim 59
Independent Claim
235 words
A method of controlling power at which a signal is transmitted in a cellular system comprising a mobile station and a plurality of base stations, comprising the steps of: (a) establishing a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N); (b) measuring receipt quality in pilot signals transmitted from said N first base stations; (c) determining M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N); (d) transmitting an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication; (e) making communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not making communication with said mobile station, if not designated by said designation signal; and (f) varying a signal-receipt error rate in said designation signal to be transmitted through upward line in accordance with a target signal-receipt error rate in downward line, said steps (a), (b), (c) and (d) being to be carried out by said mobile station, said step (e) being to be carried out by said base station.
Claim 60
Dependent Claim
57 words
The method as set forth in claim 52 , wherein said step (f) includes the step of determining a transmission ratio for transmitting said designation signal, in accordance with said target signal-receipt error rate in downward line, to control said signal-receipt error rate in said designation signal in said base stations making communication with said mobile station.
Claim 61
Dependent Claim
70 words
The method as set forth in claim 52 , further comprising the step of determining said target signal interference ratio in said upward line in said base stations in accordance with said target signal-receipt error rate in said downward line, while a power at which said mobile station transmits a signal is controlled in a closed-loop such that receipt quality in said upward line reaches a target signal interference ratio.
Claim 62
Dependent Claim
36 words
The method as set forth in claim 52 , further comprising the step of determining a higher target signal interference ratio in said upward line for a lower target signal-receipt error rate in said downward line.
Claim 63
Independent Claim
38 words
The method as set forth in clam 52 , further comprising the step of determining a power at which said mobile station transmits said designation signal, in accordance with a target signal-receipt error rate in said downward line.
Claim 64
Independent Claim
38 words
The method as set forth in clam 52 , further comprising the step of determining a power at which said mobile station transmits said designation signal, in accordance with a target signal-receipt error rate in said downward line.
Claim 65
Dependent Claim
76 words
The method as set forth in claim 52 , further comprising the step of, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determining a higher ratio of said control signal to said information signal with respect to a power at which said mobile station transmits said control and information signals, or a smaller target receipt rate in said downward line.
Claim 66
Dependent Claim
49 words
The method as set forth in claim 52 , further comprising the step of determining a power at which said mobile station transmits said designation signal, in accordance with a target signal-receipt error rate in the downward line, said step being to be carried out by said mobile station.
Claim 67
Dependent Claim
76 words
The method as set forth in claim 52 , further comprising the step of, when said mobile station transmits both a control signal to which said designation signal is multiplexed and an information signal to said base stations, determining a higher ratio of said information signal to said control signal with respect to a power at which said mobile station transmits said information and control signals, for a smaller target receipt rate in said downward line.
Claim 68
Dependent Claim
34 words
The method as set forth in claim 52 , further comprising the step of determining a signal length of said designation signal in accordance with a target signal-receipt error rate in said downward line.
Claim 69
Dependent Claim
41 words
The method as set forth in claim 52 , further comprising the step of determining higher redundancy of said designation signal for a smaller target signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors.
Claim 70
Dependent Claim
56 words
The method as set forth in claim 52 , further comprising the step of determining a longer signal interval between said designation signal and a next designation signal for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number in bits per a unit time.
Claim 71
Dependent Claim
51 words
The method as set forth in claim 52 , further comprising the step of determining a higher number in bits per a unit time in said designation signal for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval.
Claim 72
Dependent Claim
45 words
The method as set forth in claim 52 , further comprising the step of determining a signal length of said designation signal in accordance with said target signal-receipt error rate in said downward line, said step being to be carried out by said mobile station.
Claim 73
Dependent Claim
52 words
The method as set forth in claim 52 , further comprising the step of determining higher redundancy of said designation signal for a smaller target signal-receipt error rate in said downward line, if said designation signal is encoded for correcting errors, said step being to be carried out by said mobile station.
Claim 74
Dependent Claim
61 words
The method as set forth in claim 52 , further comprising the step of determining a longer interval between said designation signals for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed number of bits per a unit time, said step being to be carried out by said mobile station.
Claim 75
Dependent Claim
62 words
The method as set forth in claim 52 , further comprising the step of determining a higher number in bits per a unit time in said designation signal for a smaller target signal-receipt error rate in the downward line, when said designation signal is designed to have a fixed transmission interval, said step being to be carried out by said mobile station.
Claim 76
Independent Claim
236 words
A method of controlling power at which a signal is transmitted in a cellular system comprising a mobile station and a plurality of base stations, comprising the steps of: (a) establishing a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N); (b) measuring receipt quality in pilot signals transmitted from said N first base stations; (c) determining M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N); (d) transmitting an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication; (e) making communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not making communication with said mobile station, if not designated by said designation signal; and (f) varying conditions to determine said second base stations, in accordance with a target signal-receipt error rate in downward line, to control said second base stations in number, said steps (a), (b), (c) and (d) being to be carried out by said mobile station, said step (e) being to be carried out by said base station.
Claim 77
Independent Claim
236 words
A method of controlling power at which a signal is transmitted in a cellular system comprising a mobile station and a plurality of base stations, comprising the steps of: (a) establishing a communication line with N first base stations wherein N is an integer equal to or greater than one (1≦N); (b) measuring receipt quality in pilot signals transmitted from said N first base stations; (c) determining M second base stations to make communication therethrough among said N first base stations, based on measurement results of said receipt quality, wherein M is an integer equal to or greater than one, but equal to or smaller than N(1≦M≦N); (d) transmitting an designation signal to said M second base stations through upward line to designate said M second base stations as a base station through which said mobile station makes communication; (e) making communication with said mobile station, if designated by said designation signal as a base station through which said mobile station makes communication, and does not making communication with said mobile station, if not designated by said designation signal; and (f) varying conditions to determine said second base stations, in accordance with a target signal-receipt error rate in downward line, to control said second base stations in number, said steps (a), (b), (c) and (d) being to be carried out by said mobile station, said step (e) being to be carried out by said base station.
Claim 78
Dependent Claim
58 words
The method as set forth in claim 68 , further comprising the step of, when said mobile station designates a base station which transmits said pilot signal having receipt quality equal to or higher than a predetermined threshold, as said second base station, determining a higher threshold for a smaller target signal-receipt error rate in said downward line.
Claim 79
Dependent Claim
64 words
The method as set forth in claim 68 , further comprising the step of determining a higher number of said second base stations for a smaller target signal-receipt error rate in said downward line, when said mobile station designates a base station as said second base station by a predetermined number in the order of highness in said receipt quality of said pilot signal.
Claim 80
Dependent Claim
45 words
The method as set forth in claim 68 , further comprising the step of determining all of said base stations as said second base station, if said target signal-receipt error rate in said downward line is equal to or smaller than a predetermined error rate.
Claim 81
Dependent Claim
35 words
The method as set forth in claim 69 , wherein said step of determining a higher threshold for a smaller target signal-receipt error rate in said downward line is carried out by said mobile station.
Claim 82
Dependent Claim
40 words
The method as set forth in claim 70 , wherein said step of determining a higher number of said second base stations for a smaller target signal-receipt error rate in said downward line is carried out by said mobile station.
Claim 83
Dependent Claim
31 words
The method as set forth in claim 71 , wherein said step of determining all of said base stations as said second base station is carried out by said mobile station.
References Cited (Backward Citations)
US6157668A
Cited
WO1997050197A1
Cited
KR19990044194A
Cited
US20010022558A1
Cited
KR19990006977A
Cited
JPH1169416A
Cited
JPH11275624A
Cited
JPH11355204A
Cited
JP2000138633A
Cited
JP2000252917A
Cited
US6647261B1
Cited
US6721571B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2008-01-11 | 2008-07-12 | 2009-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2012-01-11 | 2012-07-12 | 2013-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2016-01-11 | 2016-07-12 | 2017-01-11 | $7700.00 | Window Closed / Lapsed |