Abstract
Embodiments of the present invention disclose a method an apparatus and a system for transmitting data and relate to the communications field. In order to enable more flexible configuration of flexible subframes and increase downlink throughput a technical solution provided in the present invention is as follows: configuring an HARQ synchronization attribute of a data packet where the HARQ synchronization attribute includes synchronous HARQ or asynchronous HARQ; configuring an HARQ process ID of the data packet when the HARQ synchronization attribute is configured to asynchronous HARQ; and sending downlink control information for scheduling the data packet to a user equipment.
| Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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| Declaration Date | Declaration Reference | Declaring Company | Specification Information | ||||||
| 5G | 05/08/2019 | ISLD-201908-008 | HUAWEI |
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| 4G | 26/10/2022 | ISLD-202210-036 | HUAWEI |
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Specification Information
Specification Information
Technologies
Family Information
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| US2014029552A1 | 5G | 05/08/2019 | ISLD-201908-008 | HUAWEI |
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| Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | Status | National Phase Entries | |||||
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Technologies
Resource configuration Synchronization
Product
User Equipment (UE/Terminal)Base Station (eNB/gNB)
Use Cases
Wireless communication
Services
Transmitting/receiving of control channel/control information
Claim
1. A method for transmitting data, comprising:
configuring a hybrid automatic repeat request HARQ synchronization attribute of a data packet, wherein the HARQ synchronization attribute comprises synchronous HARQ or asynchronous HARQ, and the data packet is a transport block carried on an uplink shared channel;
configuring a HARQ process ID of the data packet when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ; and
sending downlink control information for scheduling the data packet to a user equipment, wherein the downlink control information indicates the HARQ synchronization attribute and the HARQ process ID,
wherein the downlink control information includes a bit indicating the HARQ process ID, and wherein the bit also indicates the HARQ synchronization attribute, and
wherein a first state of the bit indicates the HARQ process ID of the data packet, which indicates that the scheduled data packet uses synchronous HARQ, and a second state of the bit indicates the HARQ process ID of the data packet, which indicates that the schedule data packet uses asynchronous HARQ.
2. The method for transmitting data according to claim 1, further comprising:
notifying the user equipment of a number of HARQ processes that were added by using high layer signaling.
3. The method for transmitting data according to claim 1, further comprising:
configuring a HARQ adaptability attribute of the data packet to adaptive HARQ or semi-adaptive HARQ when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ.
4. The method for transmitting data according to claim 3, wherein, when the HARQ adaptability attribute of the data packet is configured to be semi-adaptive HARQ, first scheduling information indicating a retransmitted packet of the data packet is preset to be consistent with first scheduling information indicating an initially transmitted packet of the data packet, or first scheduling information indicating an initially transmitted packet of the data packet is determined according to a predefined rule, wherein,
the first scheduling information comprises at least one type of scheduling information selected from the group consisting of modulation and coding scheme (MCS), transmit power control (TPC), and demodulation reference signal cyclic shift.
5. A method for transmitting data, comprising:
receiving downlink control information sent by a base station for scheduling a data packet; wherein the data packet is a transport block carried on an uplink shared channel and the downlink control information indicates the HARQ synchronization attribute and the HARQ process ID;
determining a HARQ synchronization attribute of the data packet according to the downlink control information; and
determining a HARQ process ID of the data packet according to the downlink control information when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ,
wherein the downlink control information includes a bit indicating the HARQ process ID, and wherein the bit also indicates the HARQ synchronization attribute, and
wherein a first state of the bit indicates the HARQ process ID of the data packet, which indicates that the scheduled data packet uses synchronous HARQ, and a second state of the bit indicates the HARQ process ID of the data packet, which indicates that the schedule data packet uses asynchronous HARQ.
6. The method for transmitting data according to claim 5, further comprising:
obtaining a number of HARQ processes that were added by using high layer signaling from a base station.
7. The method for transmitting data according to claim 5, wherein a HARQ adaptability attribute of the data packet is adaptive HARQ or semi-adaptive HARQ when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ.
8. The method for transmitting data according to claim 7, wherein, when the HARQ adaptability attribute of the data packet is configured to be semi-adaptive, first scheduling information indicating a retransmitted packet of the data packet is preset to be consistent with first scheduling information indicating an initially transmitted packet of the data packet, or first scheduling information indicating an initially transmitted packet of the data packet is determined according to a predefined rule, wherein,
the first scheduling information comprises at least one type of scheduling information selected from the group consisting of modulation and coding scheme (MCS), transmit power control (TPC), and demodulation reference signal cyclic shift.
9. A base station, comprising:
a non-transitory computer-readable storage medium to store program(s); and
computer hardware coupled to the non-transitory computer-readable medium and configured to, including configured by the program(s) to:
configure a hybrid automatic repeat request HARQ synchronization attribute of a data packet, wherein the HARQ synchronization attribute comprises synchronous HARQ or asynchronous HARQ, and the data packet is a transport block carried on an uplink shared channel;
configure a HARQ process ID of the data packet when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ; and
send downlink control information for scheduling the data packet to a user equipment, wherein the downlink control information indicates the HARQ synchronization attribute and the HARQ process ID,
wherein the downlink control information includes a bit indicating the HARQ process ID, and wherein the bit also indicates the HARQ synchronization attribute, and
wherein a first state of the bit indicates the HARQ process ID of the data packet, which indicates that the scheduled data packet uses synchronous HARQ, and a second state of the bit indicates the HARQ process ID of the data packet, which indicates that the schedule data packet uses asynchronous HARQ.
10. The base station according to claim 9, further configured to notify the user equipment of a number of HARQ processes that were added by using high layer signaling.
11. The base station according to claim 9, further configured to:
set a HARQ adaptability attribute of the data packet to adaptive HARQ or semi-adaptive HARQ when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ.
12. The base station according to claim 11, wherein, when the HARQ adaptability attribute of the data packet is configured to be semi-adaptive, first scheduling information indicating a retransmitted packet of the data packet is preset to be consistent with first scheduling information indicating an initially transmitted packet of the data packet, or first scheduling information indicating an initially transmitted packet of the data packet is determined according to a predefined rule, wherein,
the first scheduling information comprises at least one type of scheduling information selected from the group consisting of modulation and coding scheme (MCS), transmit power control (TPC), and demodulation reference signal cyclic shift.
13. A user equipment, comprising:
a non-transitory computer-readable storage medium to store program(s); and
computer hardware coupled to the non-transitory computer-readable medium and configured to implement, including configured by the program(s) to:
receive downlink control information sent by a base station for scheduling a data packet; wherein the data packet is a transport block carried on an uplink shared channel and the downlink control information indicates the HARQ synchronization attribute and the HARQ process ID;
determine a HARQ synchronization attribute of the data packet according to the downlink control information; and
determine a HARQ process ID of the data packet according to the downlink control information when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ,
wherein the downlink control information includes a bit indicating the HARQ process ID, and wherein the bit also indicates the HARQ synchronization attribute, and
wherein a first state of the bit indicates the HARQ process ID of the data packet, which indicates that the scheduled data packet uses synchronous HARQ, and a second state of the bit indicates the HARQ process ID of the data packet, which indicates that the schedule data packet uses asynchronous HARQ.
14. The user equipment according to claim 13, further configured to:
obtain a number of HARQ processes that were added by using high layer signaling from a base station.
15. The user equipment according to claim 13, wherein a HARQ adaptability attribute of the data packet is adaptive HARQ or semi-adaptive HARQ when the HARQ synchronization attribute of the data packet is configured to be asynchronous HARQ.
16. The user equipment according to claim 15, wherein, when the HARQ adaptability attribute of the data packet is configured to be semi-adaptive, first scheduling information indicating a retransmitted packet of the data packet is preset to be consistent with first scheduling information indicating an initially transmitted packet of the data packet, or first scheduling information indicating an initially transmitted packet of the data packet is determined according to a predefined rule, wherein,
the first scheduling information comprises at least one type of scheduling information selected from the group consisting of modulation and coding scheme (MCS), transmit power control (TPC), and demodulation reference signal cyclic shift.
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The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
The information in grey was provided by the patent holder
The information in purple was extracted from the FrandAvenue
Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.