Information transmission method and device

• US 10,291,360 B2
• Filed: 02/22/2016
• Issued: 05/14/2019
• Est. Priority Date: 08/23/2013
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Cheng, Yan, Xue, Lixia
• Primary Examiner(s): Henson, Jamaal R
• Application Number:
  US15/049,927
• Publication Number:
  US 20160173236A1
• Time in Patent Office: 1,177 Days
• Field of Search: None
• CPC Class Codes: H04L 1/1812 Hybrid protocols; Hybrid automatic repeat request [HARQ]
• CPC Class Codes: H04L 1/1854 Scheduling and prioritising arrangements
• CPC Class Codes: H04L 5/0055 Physical resource allocation for ACK/NACK for physical mapping arrangements in ARQ protocols H04L1/1861
• CPC Class Codes: H04L 5/14 Two-way operation using the same type of signal, i.e. duplex
• CPC Class Codes: H04W 72/04 Wireless resource allocation
• CPC Class Codes: H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

Embodiments of the present invention provide an information transmission method and device. The method includes: detecting, by user equipment in a downlink subframe set N, physical downlink shared channel PDSCH transmission or a downlink control channel indicating downlink semi-persistent scheduling SPS release; sending, by the user equipment, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink semi-persistent scheduling SPS release, where n is a subframe number and n is an integer greater than or equal to 0.

Claims

1. An information transmission method, comprising:

detecting, by a user equipment in a downlink subframe set N, wherein N is a predefined set of subframe numbers in a radio frame, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release;

sending, by the user equipment in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

serving cells corresponding to the user equipment include a first serving cell and a second serving cell, a duplexing manner corresponding to the first serving cell is frequency division duplex (FDD), and a duplexing manner corresponding to the second serving cell is time division duplex (TDD);

the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, and

the uplink subframe n is subframe 0, subframe 1, subframe 5, and subframe 6 in a radio frame, wherein;

the set K comprises elements 7, 6 and 5 when the uplink subframe n is subframe 0 and subframe 5 in the radio frame, and

the set K comprises elements 5 and 4 when the uplink subframe n is subframe 1 and subframe 6 in the radio frame.

2. The method according to claim 1, wherein:

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, sending, by the user equipment in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release comprises;

in the uplink subframe n corresponding to the downlink subframe set N, sending, by the user equipment in the first serving cell, the hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release;

or

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, sending, by the user equipment in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release comprises;

in the uplink subframe n corresponding to the downlink subframe set N, sending, by the user equipment in the second serving cell, the hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment.

3. An information transmission method, comprising:

detecting, by a user equipment in a downlink subframe set N, wherein N is a set of subframe numbers in a radio frame, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

sending, by the user equipment in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4;

or

the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4.

4. An information transmission method, comprising:

detecting, by a user equipment in a downlink subframe set N, wherein N is a set of subframe numbers in a radio frame, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

sending, by the user equipment in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K is {8, 7, 6, 5, 4};

or

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K is {8, 7, 6, 5, 4}; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment, and duplexing manners corresponding to the first serving cell and the second serving cell are both frequency division duplex (FDD).

5. An information transmission method, comprising:

sending, by a base station in a downlink subframe set N to a user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release, wherein N is a predefined set of subframe numbers in a radio frame; and

receiving, by the base station in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

serving cells corresponding to the user equipment include a first serving cell and a second serving cell, a duplexing manner corresponding to the first serving cell is frequency division duplex (FDD), and a duplexing manner corresponding to the second serving cell is time division duplex (TDD);

the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, and

the uplink subframe n is subframe 0, subframe 1, subframe 5, and subframe 6 in a radio frame, wherein;

the set K comprises elements 7, 6 and 5 when the uplink subframe n is subframe 0 and subframe 5 in the radio frame, and

the set K comprises elements 5 and 4 when the uplink subframe n is subframe 1 and subframe 6 in the radio frame.

6. The method according to claim 5, wherein:

if the base station is a base station corresponding to the first serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, receiving, by the base station in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release comprises;

in the uplink subframe n corresponding to the downlink subframe set N, receiving, by the base station on the first serving cell, the hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release;

or

if the base station is a base station corresponding to the second serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, receiving, by the base station in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release comprises;

in the uplink subframe n corresponding to the downlink subframe set N, receiving, by the base station on the second serving cell, the hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment.

7. An information transmission method, comprising:

sending, by a base station in a downlink subframe set N to a user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release, wherein N is a set of subframe numbers in a radio frame; and

receiving, by the base station in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4;

or

the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4.

8. An information transmission method, comprising:

sending, by a base station in a downlink subframe set N to a user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release, wherein N is a set of subframe numbers in a radio frame; and

receiving, by the base station in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

if the base station is the base station corresponding to the first serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K is {8, 7, 6, 5, 4};

or

if the base station is the base station corresponding to the second serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K is {8, 7, 6, 5, 4}; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment, and duplexing manners corresponding to the first serving cell and the second serving cell are both frequency division duplex (FDD).

9. User equipment, comprising:

a receiver, configured to detect, in a downlink subframe set N, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a transmitter, configured to send, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

serving cells corresponding to the user equipment include a first serving cell and a second serving cell, a duplexing manner corresponding to the first serving cell is frequency division duplex (FDD), and a duplexing manner corresponding to the second serving cell is time division duplex (TDD);

the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, and

the uplink subframe n is subframe 0, subframe 1, subframe 5, and subframe 6 in a radio frame, wherein;

the set K comprises elements 7, 6 and 5 when the uplink subframe n is subframe 0 and subframe 5 in the radio frame, and

the set K comprises elements 5 and 4 when the uplink subframe n is subframe 1 and subframe 6 in the radio frame.

10. The equipment according to claim 9, wherein:

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the transmitter is configured to;

in the uplink subframe n corresponding to the downlink subframe set N, send, on the first serving cell, the hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release;

or

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the transmitter is configured to;

in the uplink subframe n corresponding to the downlink subframe set N, send, on the second serving cell, the hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment.

11. User equipment, comprising:

a receiver, configured to detect, in a downlink subframe set N, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a transmitter, configured to send, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4;

or

the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4.

12. User equipment, comprising:

a receiver, configured to detect, in a downlink subframe set N, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a transmitter, configured to send, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K is {8, 7, 6, 5, 4};

or

if the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K is {8, 7, 6, 5, 4}; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment, and duplexing manners corresponding to the first serving cell and the second serving cell are both frequency division duplex (FDD).

13. An information transmission device, wherein the information transmission device is a base station, comprising:

a transmitter, configured to send, in a downlink subframe set N to user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a receiver, configured to receive, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

serving cells corresponding to the user equipment include a first serving cell and a second serving cell, a duplexing manner corresponding to the first serving cell is frequency division duplex (FDD), and a duplexing manner corresponding to the second serving cell is time division duplex (TDD);

the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, and

the uplink subframe n is subframe 0, subframe 1, subframe 5, and subframe 6 in a radio frame, wherein;

the set K comprises elements 7, 6 and 5 when the uplink subframe n is subframe 0 and subframe 5 in the radio frame, and

the set K comprises elements 5 and 4 when the uplink subframe n is subframe 1 and subframe 6 in the radio frame.

14. The device according to claim 13, wherein:

if the base station is a base station corresponding to the first serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the receiver is configured to;

in the uplink subframe n corresponding to the downlink subframe set N, receive, on the first serving cell, the hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release;

or

if the base station is a base station corresponding to the second serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the receiver is configured to;

in the uplink subframe n corresponding to the downlink subframe set N, receive, on the second serving cell, the hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment.

15. An information transmission device, wherein the information transmission device is a base station, comprising:

a transmitter, configured to send, in a downlink subframe set N to user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a receiver, configured to receive, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4;

or

the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K comprises elements 8, 7, 6, 5, and 4.

16. An information transmission device, wherein the information transmission device is a base station, comprising:

a transmitter, configured to send, in a downlink subframe set N to user equipment, a physical downlink shared channel (PDSCH) transmission or a downlink control channel indicating downlink semi-persistent scheduling (SPS) release; and

a receiver, configured to receive, in an uplink subframe n corresponding to the downlink subframe set N, a hybrid automatic repeat request-acknowledgment response that is sent by the user equipment and that corresponds to the PDSCH transmission or corresponds to the downlink control channel indicating downlink SPS release, wherein n is a subframe number, and n is an integer greater than or equal to 0;

wherein a correspondence between the downlink subframe set N and the uplink subframe n is N={n−

k₀, n−

k₁, . . . , n−

k_M-1}, wherein k₀, k₁, . . . , k_M-1 are positive integers and are elements in a set K, and M is a quantity of elements comprised in the set K; and

wherein;

if the base station is the base station corresponding to the first serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the first serving cell, the uplink subframe n is subframe 0 and subframe 5 in a radio frame, and the set K is {8, 7, 6, 5, 4};

or

if the base station is the base station corresponding to the second serving cell, and the PDSCH transmission or the downlink control channel indicating downlink SPS release corresponds to the second serving cell, the uplink subframe n is subframe 1 and subframe 6 in a radio frame, and the set K is {8, 7, 6, 5, 4}; and

wherein the first serving cell and the second serving cell are both serving cells corresponding to the user equipment, and duplexing manners corresponding to the first serving cell and the second serving cell are both frequency division duplex (FDD).