KR20110093725A - 무선 통신 시스템에서 데이터 전송 방법 및 장치 - Google Patents
무선 통신 시스템에서 데이터 전송 방법 및 장치 Download PDFInfo
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- H—ELECTRICITY
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- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
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- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
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- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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Abstract
Description
도 2는 3GPP LTE에서 무선 프레임(radio frame)의 구조를 나타낸다.
도 3은 하나의 하향링크 슬롯에 대한 자원 그리드(resource grid)의 일 예를 나타낸다.
도 4는 하향링크 서브프레임의 구조를 나타낸다.
도 5는 상향링크 서브프레임의 구조를 나타낸다.
도 6은 반송파 집합 시스템을 구성하는 송신기와 수신기의 일 예이다.
도 7 및 도 8은 반송파 집합 시스템을 구성하는 송신기와 수신기의 또 다른 예이다.
도 9는 비대칭 반송파 집합 시스템의 일 예를 나타낸다.
도 10은 UL-SCH(Uplink Shared Channel) 전송 채널(transport channel)의 처리 과정의 일 예이다.
도 11 내지 도 13은 제안된 SRS 서브프레임에서의 데이터 전송 방법에 관한 구성의 일 예이다.
도 14 내지 도 16은 제안된 SRS 서브프레임에 데이터 전송 방법에 관한 구성의 또 다른 예이다.
도 17 내지 도 19는 제안된 SRS 서브프레임에서의 데이터 전송 방법에 관한 구성의 또 다른 예이다.
도 20은 제안된 데이터 전송 방법의 일 실시예이다.
도 21은 본 발명의 실시예가 구현되는 기지국 및 단말의 블록도이다.
E-UTRA Operating Band |
Downlink | Uplink | ||||
FDL_low (MHz) | NOffs-DL | Range of NDL | FUL_low (MHz) | NOffs-UL | Range of NUL | |
1 | 2110 | 0 | 0-599 | 1920 | 18000 | 18000-18599 |
2 | 1930 | 600 | 600-1199 | 1850 | 18600 | 18600-19199 |
3 | 1805 | 1200 | 1200-1949 | 1710 | 19200 | 19200-19949 |
4 | 2110 | 1950 | 1950-2399 | 1710 | 19950 | 19950-20399 |
5 | 869 | 2400 | 2400-2649 | 824 | 20400 | 20400-20649 |
6 | 875 | 2650 | 2650-2749 | 830 | 20650 | 20650-20749 |
7 | 2620 | 2750 | 2750-3449 | 2500 | 20750 | 20750-21449 |
8 | 925 | 3450 | 3450-3799 | 880 | 21450 | 21450-21799 |
9 | 1844.9 | 3800 | 3800-4149 | 1749.9 | 21800 | 21800-22149 |
10 | 2110 | 4150 | 4150-4749 | 1710 | 22150 | 22150-22749 |
11 | 1475.9 | 4750 | 4750-4999 | 1427.9 | 22750 | 22750-22999 |
12 | 728 | 5000 | 5000-5179 | 698 | 23000 | 23000-23179 |
13 | 746 | 5180 | 5180-5279 | 777 | 23180 | 23180-23279 |
14 | 758 | 5280 | 5280-5379 | 788 | 23280 | 23280-23379 |
… | ||||||
17 | 734 | 5730 | 5730- 5849 | 704 | 23730 | 23730-23849 |
… | ||||||
33 | 1900 | 26000 | 36000-36199 | 1900 | 36000 | 36000-36199 |
34 | 2010 | 26200 | 36200-36349 | 2010 | 36200 | 36200-36349 |
35 | 1850 | 26350 | 36350-36949 | 1850 | 36350 | 36350-36949 |
36 | 1930 | 26950 | 36950-37549 | 1930 | 36950 | 36950-37549 |
37 | 1910 | 27550 | 37550-37749 | 1910 | 37550 | 37550-37749 |
38 | 2570 | 27750 | 37750-38249 | 2570 | 37750 | 37750-38249 |
39 | 1880 | 28250 | 38250-38649 | 1880 | 38250 | 38250-38649 |
40 | 2300 | 28650 | 38650-39649 | 2300 | 38650 | 38650-39649 |
Frequency Band | TX-RX carrier centre frequency separation |
1 | 190 MHz |
2 | 80 MHz |
3 | 95 MHz |
4 | 400 MHz |
5 | 45 MHz |
6 | 45 MHz |
7 | 120 MHz |
8 | 45 MHz |
9 | 95 MHz |
10 | 400 MHz |
11 | 48 MHz |
12 | 30 MHz |
13 | -31 MHz |
14 | -30 MHz |
17 | 30 MHz |
SRS Configuration Index ISRS | SRS Periodicity TSRS (ms) | SRS Subframe Offset Toffset |
0 - 1 | 2 | ISRS |
2 - 6 | 5 | ISRS - 2 |
7 - 16 | 10 | ISRS - 7 |
17 - 36 | 20 | ISRS - 17 |
37 - 76 | 40 | ISRS - 37 |
77 -156 | 80 | ISRS - 77 |
157 - 316 | 160 | ISRS - 157 |
317 - 636 | 320 | ISRS - 317 |
637 - 1023 | reserved | reserved |
Configuration Index ISRS | SRS Periodicity TSRS (ms) | SRS Subframe Offset Toffset |
0 | 2 | 0, 1 |
1 | 2 | 0, 2 |
2 | 2 | 1, 2 |
3 | 2 | 0, 3 |
4 | 2 | 1, 3 |
5 | 2 | 0, 4 |
6 | 2 | 1, 4 |
7 | 2 | 2, 3 |
8 | 2 | 2, 4 |
9 | 2 | 3, 4 |
10 - 14 | 5 | ISRS - 10 |
15 - 24 | 10 | ISRS - 15 |
25 - 44 | 20 | ISRS - 25 |
45 - 84 | 40 | ISRS - 45 |
85 - 164 | 80 | ISRS - 85 |
165 - 324 | 160 | ISRS - 165 |
325 - 644 | 320 | ISRS - 325 |
645 - 1023 | reserved | reserved |
subframe index n | ||||||||||||
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |||
1st symbol of UpPTS | 2nd symbol of UpPTS | 1st symbol of UpPTS | 2nd symbol of UpPTS | |||||||||
kSRS in case UpPTS length of 2 symbols | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ||
kSRS in case UpPTS length of 1 symbol | 1 | 2 | 3 | 4 | 6 | 7 | 8 | 9 |
Qm | Encoded HARQ-ACK |
2 | [o0 ACK y] |
4 | [o0 ACK y x x] |
6 | [o0 ACK y x x x x |
Qm | Encoded HARQ-ACK |
2 | [o0 ACK o1 ACK o2 ACK o0 ACK o1 ACK o2 ACK] |
4 | [o0 ACK o1 ACK x x o2 ACK o0 ACK x x o1 ACK o2 ACK x x] |
6 | [o0 ACK o1 ACK x x x x o2 ACK o0 ACK x x x x o1 ACK o2 ACK x x x x] |
i | [w0 ACK w1 ACK w2 ACK w3 ACK] |
0 | [1 1 1 1] |
1 | [1 0 1 0] |
2 | [1 1 0 0] |
3 | [1 0 0 1] |
Qm | Encoded RI |
2 | [o0 RI y] |
4 | [o0 RI y x x] |
6 | [o0 RI y x x x x |
o0 RI | RI |
0 | 1 |
1 | 2 |
Qm | Encoded RI |
2 | [o0 RI o1 RI o2 RI o0 RI o1 RI o2 RI] |
4 | [o0 RI o1 RI x x o2 RI o0 RI x x o1 RI o2 RI x x] |
6 | [o0 RI o1 RI x x x x o2 RI o0 RI x x x x o1 RI o2 RI x x x x] |
o0 RI, o1 RI | RI |
0, 0 | 1 |
0, 1 | 2 |
1, 0 | 3 |
1, 1 | 4 |
Claims (15)
- 무선 통신 시스템에서 데이터 전송 방법에 있어서,
SRS(Sounding Reference Signal) 서브프레임에서 복수의 구성 반송파(CC; Component Carrier) 중 제1 CC에 할당된 PUCCH(Physical Uplink Control Channel) 자원을 통하여 상향링크 제어 정보(UCI; Uplink Control Information)를 전송하는 것을 포함하되,
상기 SRS 서브프레임에서 상기 복수의 CC 중 제2 CC는 SRS 전송을 위하여 유보되는 SRS SC-FDMA(Single Carrier-Frequency Division Multiple Access) 심벌을 포함하는 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 SRS SC-FDMA 심벌은 상기 SRS 서브프레임의 마지막 SC-FDMA 심벌인 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 PUCCH 자원은 축소된(shortened) PUCCH 포맷 1/1a/1b 또는 축소된 PUCCH 포맷 3를 기반으로 할당되는 것을 특징으로 하는 데이터 전송 방법. - 제 3 항에 있어서,
상기 SRS SC-FDMA 심벌을 통해 SRS를 전송하는 것을 더 포함하는 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 PUCCH 자원은 일반(normal) PUCCH 포맷 1/1a/1b, PUCCH 포맷 2/2a/2b 또는 일반 PUCCH 포맷 3 중 어느 하나를 기반으로 할당되는 것을 특징으로 하는 데이터 전송 방법. - 제 5 항에 있어서,
상기 SRS SC-FDMA 심벌을 통해 SRS가 전송되지 않는 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 제1 CC 또는 제2 CC 중 적어도 하나에 할당된 PUSCH(Physical Uplink Shared Channel) 자원을 통하여 상향링크 데이터를 전송하는 것을 더 포함하는 것을 특징으로 하는 데이터 전송 방법. - 제 7 항에 있어서,
상기 PUSCH는 상기 SRS SC-FDMA 심벌을 제외하고 레이트 매칭(rate-matching) 되는 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 SRS 서브프레임은 단말 특정(UE-specific) SRS 파라미터(parameter)에 의해 설정되는 복수의 단말 특정 SRS 서브프레임 중 어느 하나인 것을 특징으로 하는 데이터 전송 방법. - 제 9 항에 있어서,
상기 단말 특정 SRS 파라미터는 상기 복수의 단말 특정 SRS 서브프레임의 주기 및 오프셋(offset)을 지시하는 것을 특징으로 하는 데이터 전송 방법. - 제 9 항에 있어서,
상기 복수의 단말 특정 SRS 서브프레임은 셀 특정(cell-specific) SRS 파라미터에 의해 설정되는 복수의 셀 특정 SRS 서브프레임의 부분 집합인 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 SRS 서브프레임은 셀 특정 SRS 파라미터에 의해 설정되는 복수의 셀 특정 SRS 서브프레임 중 어느 하나인 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 SRS에 할당되는 SC-FDMA 심벌의 일부 또는 전부의 대역폭이 상기 SRS의 전송을 위하여 할당되는 것을 특징으로 하는 데이터 전송 방법. - 제 1 항에 있어서,
상기 PUCCH 자원은 RRC(Radio Resource Control) 메시지에 의하여 지시되는 것을 특징으로 하는 데이터 전송 방법. - 무선 통신 시스템에서,
SRS(Sounding Reference Signal) 서브프레임에서 복수의 구성 반송파(CC; Component Carrier) 중 제1 CC에 할당된 PUCCH(Physical Uplink Control Channel) 자원을 통하여 상향링크 제어 정보(UCI; Uplink Control Channel)를 전송하는 RF(Radio Frequency)부; 및
상기 RF부와 연결되는 프로세서를 포함하되,
상기 SRS 서브프레임에서 상기 복수의 CC 중 제2 CC는 SRS 전송을 위하여 유보되는 SRS SC-FDMA(Single Carrier-Frequency Division Multiple Access) 심벌을 포함하는 것을 특징으로 하는 단말.
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110012416A KR101328213B1 (ko) | 2010-02-12 | 2011-02-11 | 무선 통신 시스템에서 데이터 전송 방법 및 장치 |
CN201180013024.5A CN102792619B (zh) | 2010-02-12 | 2011-02-14 | 无线通信系统中的数据发射方法和装置 |
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US9060376B2 (en) | 2015-06-16 |
EP2536050B1 (en) | 2019-01-09 |
JP2013520069A (ja) | 2013-05-30 |
CN102792619A (zh) | 2012-11-21 |
AU2011214974B2 (en) | 2014-04-17 |
AU2011214974A1 (en) | 2012-09-06 |
US10231219B2 (en) | 2019-03-12 |
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