KR20140082862A - 무선 링크 및 핸드오버 실패 처리 - Google Patents
무선 링크 및 핸드오버 실패 처리 Download PDFInfo
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- KR20140082862A KR20140082862A KR1020147015506A KR20147015506A KR20140082862A KR 20140082862 A KR20140082862 A KR 20140082862A KR 1020147015506 A KR1020147015506 A KR 1020147015506A KR 20147015506 A KR20147015506 A KR 20147015506A KR 20140082862 A KR20140082862 A KR 20140082862A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/305—Handover due to radio link failure
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
도 1은 종래의 무선 링크 고장을 도시한다.
도 2는 종래의 핸드오버 실패를 도시한다.
도 3은 비경쟁 기반의 랜덤 액세스 프로시져를 도시한다.
도 4는 무선 통신 시스템을 도시한다.
도 5는 무선 링크 고장을 처리하기 위한 개시된 방법의 흐름도를 도시한다.
21: 프로세서
30: 노드 B
31: 프로세서
40: 셀
Claims (12)
- 무선 송수신 유닛(wireless transmit receive unit; WTRU)을 위한 프로세서에 있어서,
통신 실패 - 상기 통신 실패는 무선 링크 실패 또는 핸드오버 실패임 - 를 검출하기 위한 프로세싱 수단; 및
상기 검출된 통신 실패에 응답하여, WTRU 아이덴티티와 소스 셀 아이덴티티를 타겟 eNB(evolved Node B)에 송신하도록 송신기를 제어하는 것을 포함하는 RACH(random access channel) 프로시져를 수행하기 위한 프로세싱 수단을 포함하는, WTRU를 위한 프로세서. - 제1항에 있어서, 상기 송신기를 제어하는 것은 RRC 접속 요청(RRC Connection Request)에서 상기 WTRU 아이덴티티와 소스 셀 아이덴티티를 송신하도록 송신기를 제어하는 것을 포함하는 것인, WTRU를 위한 프로세서.
- 제1항에 있어서, 상기 송신기를 제어하는 것은 셀 업데이트(Cell Update) 메시지에서 상기 WTRU 아이덴티티와 소스 셀 아이덴티티를 송신하도록 송신기를 제어하는 것을 포함하는 것인, WTRU를 위한 프로세서.
- 제1항에 있어서,
접속이 상기 WTRU에 의해 재개되는 것을 허용하는 표시를 상기 타겟 eNB로부터 수신하기 위한 프로세싱 수단을 더 포함하는, WTRU를 위한 프로세서. - 제1항에 있어서, 상기 소스 셀 아이덴티티는, 상기 검출된 통신 실패 전에 상기 WTRU가 캠핑(camping)되었던 소스 eNB에 연관되는 것인, WTRU를 위한 프로세서.
- 제1항에 있어서, 상기 소스 셀 아이덴티티의 함수(function)으로서 eNB를 상기 타겟 eNB로 선택하기 위한 프로세싱 수단을 더 포함하는, WTRU를 위한 프로세서.
- 제1항에 있어서, 상기 통신 실패를 검출하기 위한 프로세싱 수단은 상기 WTRU가 무선 링크 실패의 제2 단계(phase)에 진입하는 것을 검출하기 위한 프로세싱 수단을 포함하는 것인, WTRU를 위한 프로세서.
- 제7항에 있어서, 통신 실패가 검출된 이후 시구간의 만료 시에, 상기 프로세서는 RRC 유효 모드로 진입하도록 상기 WTRU를 제어하는 것인, WTRU를 위한 프로세서.
- 제1항에 있어서, 상기 통신 실패는 핸드오버 실패인, WTRU를 위한 프로세서.
- 제9항 있어서, 상기 핸드오버 실패를 검출하기 위한 프로세싱 수단은 네트워크와의 접속의 유실(loss)을 검출하기 위한 프로세싱 수단을 포함하는 것인, WTRU를 위한 프로세서.
- 제1항 있어서, 상기 통신 실패는 무선 링크 실패인, WTRU를 위한 프로세서.
- 제1항 있어서, 상기 핸드오버 실패 또는 상기 무선 링크 실패를 검출하기 위한 프로세싱 수단은 네트워크와의 접속의 유실(loss)을 검출하기 위한 프로세싱 수단을 포함하는 것인, WTRU를 위한 프로세서.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US91331607P | 2007-04-23 | 2007-04-23 | |
US60/913,316 | 2007-04-23 | ||
US94454207P | 2007-06-18 | 2007-06-18 | |
US60/944,542 | 2007-06-18 | ||
PCT/US2008/061208 WO2008131401A1 (en) | 2007-04-23 | 2008-04-23 | Radio link and handover failure handling |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020137034918A Division KR20140010998A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
Publications (1)
Publication Number | Publication Date |
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KR20140082862A true KR20140082862A (ko) | 2014-07-02 |
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ID=39684029
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
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KR1020147015506A Ceased KR20140082862A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020137034918A Ceased KR20140010998A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020137008147A KR20130045411A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020097024226A KR101142668B1 (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020107000447A Active KR101411558B1 (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
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KR1020137034918A Ceased KR20140010998A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020137008147A KR20130045411A (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020097024226A KR101142668B1 (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
KR1020107000447A Active KR101411558B1 (ko) | 2007-04-23 | 2008-04-23 | 무선 링크 및 핸드오버 실패 처리 |
Country Status (16)
Country | Link |
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US (1) | US20080261600A1 (ko) |
EP (3) | EP3171633B1 (ko) |
JP (3) | JP5159876B2 (ko) |
KR (5) | KR20140082862A (ko) |
AR (1) | AR066248A1 (ko) |
AU (1) | AU2008242565A1 (ko) |
BR (1) | BRPI0809739B1 (ko) |
CA (1) | CA2685554C (ko) |
DK (1) | DK2519052T3 (ko) |
ES (1) | ES2618079T3 (ko) |
IL (1) | IL201740A (ko) |
MX (1) | MX2009011442A (ko) |
MY (1) | MY151837A (ko) |
RU (1) | RU2428804C2 (ko) |
TW (4) | TW201434327A (ko) |
WO (1) | WO2008131401A1 (ko) |
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