Data link transmission control methods, mobile communication systems, data link transmission control apparatus, base stations, mobile stations, mobile station control programs, and computer-readable recording media
First Claim
1. A data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations, wherein when during connection with a first base station, said mobile station sends a request for connection with a second base station to said first base station, said first base station transfers data link transmission control information to said second base station.
1 Assignment
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Accused Products
Abstract
A data link transmission control method according to the present invention is a data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations, wherein when during connection with a first base station, the mobile station sends a request for connection with a second base station to the first base station, the first base station transfers data link transmission control information to the second base station. Furthermore, a data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations, wherein a first base station stores and makes a-copy of packet in which identification information specifying the packet has been added to packet addressed to the mobile station, wherein the first base station delivers the packet copy to a second base station, wherein the second base station stores the delivered packet copy, and wherein one or more base stations comprising the first base station transmit to the mobile station the packet accompanied by the identification information, or the delivered packet copy.
103 Citations
76 Claims
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1. A data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations,
wherein when during connection with a first base station, said mobile station sends a request for connection with a second base station to said first base station, said first base station transfers data link transmission control information to said second base station.
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9. A data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations,
wherein a base station performing the data link transmission control transmits to said mobile station, control base station identification information for identification of the base station performing the data link transmission control, instead of data link transmission control information, and wherein the mobile station identifies the base station performing said data link transmission control, based on said control base station identification information.
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11. A mobile communication system comprising a mobile station and a plurality of base stations and configured to perform transmission/reception of information through a packet,
wherein said mobile station comprises: -
mobile station transmission control means for performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet to or from said base station; and
connection request means for issuing a request for connection with a base station as a communicating station;
wherein each said base station comprises;
base station transmission control means for performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet to or from said mobile station; and
transferring means for transferring data link transmission control information to a second base station, wherein when said base station transmission control means receives a request for connection with a second base station from said mobile station, said base station transmission control means makes said transferring means transfer the data link transmission control information to said second base station. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 20)
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19. A mobile communication system comprising a mobile station and a plurality of base stations and configured to perform transmission/reception of information through a packet,
wherein each said base station comprises: -
base station transmission control means for performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet to or from said mobile station; and
transmitting means for transmitting to said mobile station, control base station identification information for identification of the base station performing the data link transmission control, instead of data link transmission control information; and
wherein said mobile station comprises;
mobile station transmission control means for identifying the base station performing said data link transmission control, based on said control base station identification information, and performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet to or from said base station; and
connection request means for issuing a request for connection with a base station as a communicating station.
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21. A data link transmission control apparatus mounted on a base station for performing transmission/reception of information through a packet to or from a mobile station, comprising:
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transferring means for transferring to a second base station, data link transmission control information about data link transmission control comprising automatic repeat request control for transmission/reception of a packet; and
base station transmission control means for, when receiving a request for connection with the second base station from said mobile station, making said transferring means transfer said data link transmission control information to said second base station. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 30)
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29. A data link transmission control apparatus mounted on a base station for performing transmission/reception of information through a packet to or from a mobile station, comprising:
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base station transmission control means for performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet to or from said mobile station; and
transmitting means for transmitting to said mobile station, control base station identification information for identification of the base station performing the data link transmission control, instead of data link transmission control information.
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31. A data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations,
wherein a first base station stores and makes a copy of packet in which identification information specifying the packet has been added to packet addressed to said mobile station, wherein said first base station delivers said packet copy to a second base station, wherein said second base station stores said delivered packet copy, and wherein one or more base stations comprising said first base station transmit to said mobile station the packet accompanied by said identification information, or said delivered packet copy.
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32. A data link transmission control method of performing data link transmission control comprising automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations,
wherein a first base station adds to a packet addressed to said mobile station, identification information for specifying said packet, wherein said first base station stores the packet accompanied by said identification information, and makes a copy of said packet, wherein said first base station delivers said packet copy to a second base station, wherein said second base station stores said delivered packet copy, and wherein one or more base stations comprising said first base station transmit to said mobile station the packet accompanied by said identification information, or said delivered packet copy.
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46. A mobile communication system comprising a mobile station and a plurality of base stations and configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control,
wherein each said base station comprises: -
copying means for making a copy of packet in which identification information specifying the packet has been added to packet addressed to said mobile station;
delivering means for delivering the packet copy to another base station;
storing means for storing the packet accompanied by said identification information at said base station of its own or a packet delivered from another base station; and
transmitting means for transmitting the packet accompanied by said identification information or said delivered packet to said mobile station.
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47. A mobile communication system comprising a mobile station and a plurality of base stations and configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control,
wherein each said base station comprises: -
identification information adding means for adding to a packet addressed to said mobile station, identification information for specifying said packet;
copying means for making a copy of said packet accompanied by said identification information;
delivering means for delivering the packet copy to another base station;
storing means for storing the packet accompanied by said identification information at said base station of its own or a packet delivered from another base station; and
transmitting means for transmitting the packet accompanied by said identification information or said delivered packet to said mobile station.
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60. A base station, together with a mobile station, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control, said mobile communication system comprising a plurality of base stations,
said base station comprising: -
copying means for making a copy of packet in which identification information specifying the packet has been added to packet addressed to said mobile station;
delivering means for delivering the packet copy to another base station;
storing means for storing the packet accompanied by said identification information at the base station of its own and a packet delivered from another base station; and
transmitting means for transmitting the stored packets to said mobile station. - View Dependent Claims (62, 63)
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61. A base station, together with a mobile station, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control, said mobile communication system comprising a plurality of base stations,
said base station comprising: -
identification information adding means for adding to a packet addressed to said mobile station, identification information for specifying said packet;
copying means for making a copy of the packet accompanied by said identification information;
delivering means for delivering the packet copy to another base station;
storing means for storing the packet accompanied by said identification information at the base station of its own and a packet delivered from another base station; and
transmitting means for transmitting the stored packets to said mobile station.
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64. A mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control,
said mobile station comprising: -
measuring means for measuring receiving qualities of signals transmitted from a plurality of base stations;
selecting means for selecting a first base station desired to transmit a packet addressed to the mobile station of its own, based on the receiving qualities for the respective base stations; and
transmission request means for sending a request for transmission of the packet addressed to the mobile station of its own to the first base station selected. - View Dependent Claims (68)
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65. A mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control,
said mobile station comprising: -
measuring means for measuring receiving qualities of signals transmitted from a plurality of base stations having a function of determining for each of other base stations whether a packet to be delivered from the base station of its own is to be transmitted to said mobile station, based on the receiving qualities for the respective base stations, and providing instructions of transmission operation based on the result of the determination, to the other base stations;
selecting means for selecting a first base station desired to transmit a packet addressed to said mobile station of its own, based on the receiving qualities for the respective base stations; and
receiving quality notifying means for notifying the first base station selected, of the receiving qualities for the respective base stations. - View Dependent Claims (69)
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66. A mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control,
said mobile station comprising: -
measuring means for measuring receiving qualities of signals transmitted from a plurality of base stations;
decision means for making a decision about in which communication state each base station is out of a plurality of predetermined communication states, based on the receiving qualities for the respective base stations; and
state transition request means for sending a request for a transition of a communication state to a base station desired to make the transition of the communication state into another state, based on the result of the decision. - View Dependent Claims (67, 70)
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71. A mobile station control program to be executed by a computer mounted on a mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control, said computer being configured to execute:
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a measuring step of measuring receiving qualities of signals transmitted from a plurality of base stations;
a selecting step of selecting a first base station desired to transmit a packet addressed to said mobile station of its own, based on the receiving qualities for the respective base stations; and
a transmission request step of sending a request for transmission of the packet addressed to said mobile station of its own to the first base station selected. - View Dependent Claims (74)
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72. A mobile station control program to be executed by a computer mounted on a mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control, said computer being configured to execute:
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a measuring step of measuring receiving qualities of signals transmitted from a plurality of base stations having a function of determining for each of other base stations whether a packet to be delivered from the base station of its own is to be transmitted to said mobile station, based on the receiving qualities for the respective base stations, and providing instructions of transmission operation based on the result of the determination, to the other base stations;
a selecting step of selecting a first base station desired to transmit a packet addressed to said mobile station of its own, based on the receiving qualities for the respective base stations; and
a receiving quality notifying step of notifying the first base station selected, of the receiving qualities for the respective base stations. - View Dependent Claims (75)
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73. A mobile station control program to be executed by a computer mounted on a mobile station, together with a plurality of base stations, making up a mobile communication system configured to perform transmission/reception of information through a packet and perform data link transmission control comprising automatic repeat request control, said computer being configured to execute:
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a measuring step of measuring receiving qualities of signals transmitted from a plurality of base stations;
a decision step of making a decision about in which communication state each base station is out of a plurality of predetermined communication states, based on the receiving qualities for the respective base stations; and
a transition request step of sending a request for a transition of a communication state to a base station desired to make the transition of the communication state into another state, based on the result of the decision. - View Dependent Claims (76)
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Specification