Long term evolution radio access network
First Claim
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1. A system for coordinating communication of data packets between a user device and a core network, comprising:
- a first device communicatively coupled to the core network; and
a second device communicatively coupled to the first device and configured for receiving signals from the user device;
wherein the first device and the second device are communicatively coupled via a fronthaul Ethernet connection;
wherein the first device and the second device share at least one functionality associated with layer 2 of a long term evolution radio access network over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the first device and the second device;
wherein the first device includes a first PDCP portion of the at least one functionality and the second device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the first device to a scheduler of the second device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the first device.
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Abstract
A system, a method, and a computer program product for coordinating communication of data packets between a user device and a core network are disclosed. The system includes a first device communicatively coupled to the core network, a second device communicatively coupled to the first device. The second device receives signals from the user device. The first device and the second device share at least one functionality associated with layer 2 of a long term evolution radio access network.
46 Citations
102 Claims
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1. A system for coordinating communication of data packets between a user device and a core network, comprising:
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a first device communicatively coupled to the core network; and a second device communicatively coupled to the first device and configured for receiving signals from the user device; wherein the first device and the second device are communicatively coupled via a fronthaul Ethernet connection; wherein the first device and the second device share at least one functionality associated with layer 2 of a long term evolution radio access network over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the first device and the second device; wherein the first device includes a first PDCP portion of the at least one functionality and the second device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the first device to a scheduler of the second device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the first device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method for coordinating communication of data packets between a user device and a core network, wherein a first device is communicatively coupled to the core network and a second device is communicatively coupled to the first device, the method comprising
receiving, using the second device, data packets from the user device; - and
transmitting, using the first device, the data packets to the core network; wherein the first device and the second device are communicatively coupled via a fronthaul Ethernet connection; wherein the first device and the second device share at least one functionality associated with layer 2 of a long term evolution radio access network over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the first device and the second device; wherein the first device includes a first PDCP portion of the at least one functionality and the second device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the first device to a scheduler of the second device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the first device. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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33. A computer program product comprising a non-transitory machine-readable medium storing instructions that, when executed by at least one programmable processor, cause the at least one programmable processor to perform operations relating to coordination of communication of data packets between a user device and a core network, wherein a first device is communicatively coupled to the core network and a second device is communicatively coupled to the first device, the operations including
receiving, using the second device, data packets from the user device; - and
transmitting, using the first device, the data packets to the core network; wherein the first device and the second device are communicatively coupled via a fronthaul Ethernet connection; wherein the first device and the second device share at least one functionality associated with layer 2 of a long term evolution radio access network over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the first device and the second device; wherein the first device includes a first PDCP portion of the at least one functionality and the second device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the first device to a scheduler of the second device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the first device. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48)
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49. A communications device configured to be communicatively coupled to a core network and a remote radio head for coordinating communication of data packets between a user device and the core network, the communications device comprising:
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a processing component having at least one functionality associated with layer 2 of a long term evolution radio access network, wherein the communications device and the remote radio head are communicatively coupled via a fronthaul Ethernet connection and configured to share the at least one functionality over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the communications device and the remote radio head; wherein the communications device includes a first PDCP portion of the at least one functionality and the remote radio head includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the communications device to a scheduler of the remote radio head based on a buffer occupancy report generated by the second PDCP portion and transmitted to the communications device. - View Dependent Claims (50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63)
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64. A method for coordinating communication of data packets between a user device and a core network, comprising:
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establishing, using a communications device, a radio connection for communicating data packets between the user device and the core network, wherein the communications device is configured to be communicatively coupled to the core network and a remote radio head, and includes a processing component having at least one functionality associated with layer 2 of a long term evolution radio access network, wherein the communications device and the remote radio head are communicatively coupled via a fronthaul Ethernet connection and configured to share the at least one functionality over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the communications device and the remote radio head, wherein the communications device includes a first PDCP portion of the at least one functionality and the remote radio head includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the communications device to a scheduler of the remote radio head based on a buffer occupancy report generated by the second PDCP portion and transmitted to the communications device; and communicating, using the communications device, data packets on the established radio connection. - View Dependent Claims (65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78)
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79. A communications device for coordinating communication of data packets between a user device and a second communications device, the communications device having a radio transmitter and a radio receiver, the communications device comprising
a processing component having at least one functionality associated with layer 2 of a long term evolution radio access network, wherein the communications device and the second communications device are communicatively coupled via a fronthaul Ethernet connection and configured to share the at least one functionality over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the communications device and the second device; wherein the second device includes a first PDCP portion of the at least one functionality and the communications device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the second device to a scheduler of the communications device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the second device. - View Dependent Claims (80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90)
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91. A method for coordinating communication of data packets between a user device and a core network, comprising
establishing, using a communications device, a radio connection for communicating data packets between the user device and the core network, wherein the communications device and is configured to be coupled to a second communications device and includes a radio transmitter, a radio receiver, and a processing component having at least one functionality associated with layer 2 of a long term evolution radio access network, wherein the communications device and the second communications device are communicatively coupled via a fronthaul Ethernet connection and configured to share the at least one functionality over the fronthaul Ethernet connection, the at least one functionality including a packet data convergence protocol (PDCP) functionality, the PDCP functionality is split between the communications device and the second device, wherein the second device includes a first PDCP portion of the at least one functionality and the communications device includes a second PDCP portion of the at least one functionality, the first PDCP portion coordinates transmission of at least one compressed and sequence-numbered data packet from the second device to a scheduler of the communications device based on a buffer occupancy report generated by the second PDCP portion and transmitted to the second device; - and
communicating, using the communications device, data packets on the established radio connection. - View Dependent Claims (92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102)
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Specification