KR20100031543A - 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 - Google Patents
채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 Download PDFInfo
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- KR20100031543A KR20100031543A KR1020107002356A KR20107002356A KR20100031543A KR 20100031543 A KR20100031543 A KR 20100031543A KR 1020107002356 A KR1020107002356 A KR 1020107002356A KR 20107002356 A KR20107002356 A KR 20107002356A KR 20100031543 A KR20100031543 A KR 20100031543A
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- 230000001149 cognitive effect Effects 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 abstract description 31
- 230000003139 buffering effect Effects 0.000 abstract description 10
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- 239000000872 buffer Substances 0.000 description 29
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- 238000012546 transfer Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0205—Traffic management, e.g. flow control or congestion control at the air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/17—Interaction among intermediate nodes, e.g. hop by hop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/26—Flow control; Congestion control using explicit feedback to the source, e.g. choke packets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/26—Flow control; Congestion control using explicit feedback to the source, e.g. choke packets
- H04L47/263—Rate modification at the source after receiving feedback
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/30—Flow control; Congestion control in combination with information about buffer occupancy at either end or at transit nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0247—Traffic management, e.g. flow control or congestion control based on conditions of the access network or the infrastructure network
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- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
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- H—ELECTRICITY
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- H04W72/52—Allocation or scheduling criteria for wireless resources based on load
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
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- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Communication Control (AREA)
- Small-Scale Networks (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
도 2는 재전송의 경우에 RNC, 노드 B 및 UE에서의 종래 기술의 데이터의 버퍼링을 도시하는 도면.
도 3a 및 도 3b는 채널 품질을 모니터링하고 RNC와 노드 B 사이의 데이터의 흐름을 조정하는 본 발명에 따른 방법을 설명하는 도면.
도 4는 도 3a 및 도 3b의 방법을 사용하는 재전송의 경우에 RNC, 노드 B 및 UE에서의 데이터의 버퍼링을 나타낸 도면.
Claims (4)
- 흐름 제어(flow control) 방법으로서,
노드 B가 자신과 사용자 장치(UE) 간의 채널 상태를 판정하는 단계와,
상기 노드 B가 무선 네트워크 제어기(RNC)로 메시지를 송신하는 단계로서, 상기 메시지는, 상기 채널 상태가 향상되면 상기 UE에 대한 데이터 레이트(rate)의 증가를 지시하고, 상기 채널 상태가 열화(degrade)되면 상기 UE에 대한 데이터 레이트의 감소를 지시하는 것인, 상기 송신 단계
를 포함하는 흐름 제어 방법. - 제1항에 있어서, 상기 채널 상태는 상기 UE로부터의 업링크 채널 상태에 기초하여 판정되는 것인, 흐름 제어 방법.
- 제1항에 있어서, 상기 채널 상태는 상기 UE로부터의 긍정 응답(ACK)의 수와 부정 응답(NACK)의 수에 기초하여 판정되는 것인, 흐름 제어 방법.
- 제1항에 있어서, 상기 채널 상태는, 상기 노드 B에 버퍼링된 상기 UE용 프로토콜 데이터 유닛(PDU)의 수에 기초하여 판정되는 것인, 흐름 제어 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US37985802P | 2002-05-10 | 2002-05-10 | |
US60/379,858 | 2002-05-10 |
Related Parent Applications (1)
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KR1020057015732A Division KR101057440B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
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KR20100031543A true KR20100031543A (ko) | 2010-03-22 |
KR101024001B1 KR101024001B1 (ko) | 2011-03-28 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020107002356A KR101024001B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020097018291A KR101056480B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020097005566A KR100945408B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020107002955A KR20100034034A (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020107014490A KR20100093102A (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020057015732A KR101057440B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR1020087011503A KR100967150B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR1020047018122A KR100641009B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR20-2003-0014442U KR200330756Y1 (ko) | 2002-05-10 | 2003-05-10 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는사용자 장치 |
KR1020040080188A KR100675114B1 (ko) | 2002-05-10 | 2004-10-08 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는 사용자장치 |
KR1020050078295A KR20050091666A (ko) | 2002-05-10 | 2005-08-25 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는 사용자장치 |
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KR1020097018291A KR101056480B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020097005566A KR100945408B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020107002955A KR20100034034A (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020107014490A KR20100093102A (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그 데이터 흐름 제어용 무선 통신 시스템 |
KR1020057015732A KR101057440B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR1020087011503A KR100967150B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR1020047018122A KR100641009B1 (ko) | 2002-05-10 | 2003-05-08 | 채널 품질 조건에 기초한 데이터 흐름 제어 방법 및 그데이터 흐름 제어용 무선 통신 시스템 |
KR20-2003-0014442U KR200330756Y1 (ko) | 2002-05-10 | 2003-05-10 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는사용자 장치 |
KR1020040080188A KR100675114B1 (ko) | 2002-05-10 | 2004-10-08 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는 사용자장치 |
KR1020050078295A KR20050091666A (ko) | 2002-05-10 | 2005-08-25 | 채널 품질 조건에 따라 인지 흐름 제어를 실시하는 사용자장치 |
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EP (1) | EP1546744B1 (ko) |
JP (7) | JP4035536B2 (ko) |
KR (11) | KR101024001B1 (ko) |
CN (3) | CN101242363B (ko) |
AR (3) | AR039544A1 (ko) |
AU (1) | AU2003234408A1 (ko) |
CA (1) | CA2485579C (ko) |
DE (1) | DE20307251U1 (ko) |
HK (2) | HK1054670A2 (ko) |
MX (1) | MXPA04011168A (ko) |
MY (1) | MY149676A (ko) |
NO (2) | NO20045388L (ko) |
TW (8) | TWI275272B (ko) |
WO (1) | WO2003096553A2 (ko) |
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