Communication systems
First Claim
1. An uplink transmission method for use in a multi-hop communication system, the system comprising a source apparatus, a destination apparatus and one or more intermediate apparatuses, and the system providing two or more different communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path;
- and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
the method comprisingtransmitting particular information from the source apparatus along the first communication path via one or more of said intermediate apparatuses to the destination apparatus;
transmitting the same particular information from the source apparatus along the second communication path to the destination apparatus; and
combining the same particular information transmitted along the first and second communication paths in the destination apparatus;
wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
1 Assignment
0 Petitions
Accused Products
Abstract
An uplink transmission method for use in a multi-hop communication system, the system comprising a mobile station (MS), a base station (BS) and one or more relay stations (RS), and the system providing two or more different communication paths extending between the mobile station and the base station, the mobile station being operable to transmit information indirectly to the base station along a series of links forming a first such communication path via one or more of the relay stations and also being operable to transmit information to the base station along one link or a series of links forming a second such communication path; the method comprising transmitting particular information from the mobile station along the first and the second communication paths; and combining the same particular information transmitted along the first and second communication paths in the base station.
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Citations
20 Claims
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1. An uplink transmission method for use in a multi-hop communication system, the system comprising a source apparatus, a destination apparatus and one or more intermediate apparatuses, and the system providing two or more different communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path;
- and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
the method comprisingtransmitting particular information from the source apparatus along the first communication path via one or more of said intermediate apparatuses to the destination apparatus; transmitting the same particular information from the source apparatus along the second communication path to the destination apparatus; and combining the same particular information transmitted along the first and second communication paths in the destination apparatus; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
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16. A multi-hop wireless communication system, the system comprising:
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a source apparatus, a destination apparatus and one or more intermediate apparatuses, and the system providing two or more different uplink communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path, and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path; transmission means configured to transmit particular information from the source apparatus along the first communication path via one or more of said intermediate apparatuses to the destination apparatus, and to transmit the same particular information from the source apparatus along the second communication path to the destination apparatus; and combination means configured to combine the same particular information transmitted along the first and second communication paths in the destination apparatus; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
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17. A method in a destination apparatus of a multi-hop communication system, for improving reception reliability, the system comprising a source apparatus, the destination apparatus and one or more intermediate apparatuses, and the system providing two or more different uplink communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path, and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
- the method comprising
receiving particular information transmitted from the source apparatus along the first communication path via one or more of said intermediate apparatuses; receiving the same particular information transmitted from the source apparatus along the second communication path; and combining the same particular information transmitted along the first and second communication paths; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
- the method comprising
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18. A destination apparatus of a multi-hop communication system, the system comprising a source apparatus, the destination apparatus and one or more intermediate apparatuses, and the system providing two or more different uplink communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path, and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
- the destination apparatus comprising
receiving means configured to receive particular information transmitted from the source apparatus along the first communication path via one or more of said intermediate apparatuses to the destination apparatus, and to receive the same particular information transmitted from the source apparatus along the second communication path to the destination apparatus; and combination means configured to combine the same particular information transmitted along the first and second communication paths in the destination apparatus; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
- the destination apparatus comprising
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19. A non-transitory computer-readable medium storing at least one computer program which, when executed on computing devices of a multi-hop wireless communication system, cause the system to carry out an uplink transmission method, the system comprising a source apparatus, a destination apparatus and one or more intermediate apparatuses, and the system providing two or more different communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path, and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
- the method comprising
transmitting particular information from the source apparatus along the first communication path via one or more of said intermediate apparatuses to the destination apparatus; transmitting the same particular information from the source apparatus along the second communication path to the destination apparatus; combining the same particular information transmitted along the first and second communication paths in the destination apparatus; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
- the method comprising
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20. A non-transitory computer-readable medium storing a computer program which, when executed on a computing device of a destination apparatus in a communication system, causes the destination apparatus to carry out a method for improving reception reliability, the system comprising a source apparatus, the destination apparatus and one or more intermediate apparatuses, and the system providing two or more different uplink communication paths extending between said source apparatus and said destination apparatus, said source apparatus being configured to transmit information indirectly to the destination apparatus along a series of links forming a first such communication path via one or more of said intermediate apparatuses and also being configured to transmit information to said destination apparatus along one link or a series of links forming a second such communication path, and the intermediate apparatus or each said intermediate apparatus being configured to receive information from a previous apparatus along a path and to transmit the received information to a subsequent apparatus along a path;
- the method comprising;
receiving particular information transmitted from the source apparatus along the first communication path via one or more of said intermediate; receiving the same particular information transmitted from the source apparatus along the second communication path; and combining the same particular information transmitted along the first and second communication paths; wherein, before said particular information is transmitted, it is encoded with Hybrid Automatic Repeat Request (HARQ) packet encoding, wherein the transmissions of the same information along both or all of the communication paths, as the case may be, are treated as transmission and re-transmission(s) according to HARQ.
- the method comprising;
Specification