ID21691A - Sistem dan metode uji antena keseluruhan dan individual penerima diversitas ruang - Google Patents
Sistem dan metode uji antena keseluruhan dan individual penerima diversitas ruangInfo
- Publication number
- ID21691A ID21691A IDP990028A ID990028A ID21691A ID 21691 A ID21691 A ID 21691A ID P990028 A IDP990028 A ID P990028A ID 990028 A ID990028 A ID 990028A ID 21691 A ID21691 A ID 21691A
- Authority
- ID
- Indonesia
- Prior art keywords
- recipients
- overall
- individual test
- space diversity
- diversity
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
- H04B7/082—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection selecting best antenna path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radio Transmission System (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10017682A JP3139440B2 (ja) | 1998-01-14 | 1998-01-14 | アンテナおよびその受信回路異常検出装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ID21691A true ID21691A (id) | 1999-07-15 |
Family
ID=11950621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IDP990028A ID21691A (id) | 1998-01-14 | 1999-01-14 | Sistem dan metode uji antena keseluruhan dan individual penerima diversitas ruang |
Country Status (5)
Country | Link |
---|---|
US (1) | US6188879B1 (ja) |
JP (1) | JP3139440B2 (ja) |
CN (1) | CN1108029C (ja) |
AU (1) | AU739473B2 (ja) |
ID (1) | ID21691A (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19847887A1 (de) * | 1998-10-18 | 2000-04-20 | Heinz Lindenmeier | Scanning-Antennen-Diversity-System für Fahrzeuge |
DE19858465A1 (de) * | 1998-12-17 | 2000-06-21 | Heinz Lindenmeier | Scanning-Diversity-Antennensystem für Fahrzeuge |
CN101350705B (zh) * | 2000-04-26 | 2012-04-25 | 梅姆林克数字有限责任公司 | 用于选择和度量信号源的集成电路 |
JP2002152095A (ja) * | 2000-11-16 | 2002-05-24 | Pioneer Electronic Corp | 受信装置 |
US6865390B2 (en) * | 2001-06-25 | 2005-03-08 | Lucent Technologies Inc. | Cellular communications system featuring a central radio pool/traffic router |
US20040127261A1 (en) * | 2002-12-30 | 2004-07-01 | Evolium S.A.S. | Method and monitoring means for monitoring the performance of an antenna device |
DE10338825A1 (de) * | 2003-08-21 | 2005-03-24 | Daimlerchrysler Ag | Diagnoseeinrichtung und Diagnoseverfahren für ein Mehrantennensystem |
JP2005130279A (ja) * | 2003-10-24 | 2005-05-19 | Sharp Corp | ダイバーシティ受信用チューナ |
US7498981B2 (en) * | 2005-10-07 | 2009-03-03 | The Charles Stark Draper Laboratory, Inc. | Method and apparatus for real-time digital processing of satellite positional signals for fast acquisition and low SNR tracking |
EP1788407B1 (en) | 2005-11-22 | 2015-05-27 | Fujitsu Ten Limited | Radar apparatus |
CN101026406B (zh) | 2006-02-17 | 2011-05-25 | 深圳迈瑞生物医疗电子股份有限公司 | 空间分集接收的输入通道切换方法 |
JP5036247B2 (ja) * | 2006-08-07 | 2012-09-26 | 日本電気株式会社 | 無線通信装置及びその送信アンテナ切換制御方法 |
WO2008117127A1 (en) * | 2007-03-26 | 2008-10-02 | Freescale Semiconductor, Inc. | A method and apparatus to receive location information in a diversity enabled receiver |
US20080261535A1 (en) * | 2007-04-23 | 2008-10-23 | Tropos Networks, Inc. | Detection of underperforming antennas of nodes of wireless networks |
US20080267056A1 (en) * | 2007-04-26 | 2008-10-30 | Motorola, Inc. | Method and apparatus for performing multi-antenna transmission |
JP5747174B2 (ja) * | 2010-09-30 | 2015-07-08 | パナソニックIpマネジメント株式会社 | アンテナ切替受信システム |
US20150179043A1 (en) * | 2013-12-20 | 2015-06-25 | Qualcomm Incorporated | User alert on device antenna blocking |
WO2017166168A1 (zh) * | 2016-03-31 | 2017-10-05 | 华为技术有限公司 | 一种外接天线的故障检测方法及故障检测设备 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6243925A (ja) | 1985-08-21 | 1987-02-25 | Nec Corp | ダイバ−シテイ受信機の障害検出方式 |
JPH05216771A (ja) | 1991-09-18 | 1993-08-27 | Internatl Business Mach Corp <Ibm> | データ処理装置内の重要データの回復可能性を保証する方法と装置 |
US6038459A (en) * | 1992-10-19 | 2000-03-14 | Nortel Networks Corporation | Base station antenna arrangement |
EP0687031A2 (en) * | 1992-10-19 | 1995-12-13 | Nortel Networks Corporation | Base station antenna arrangement |
JPH06276166A (ja) | 1993-03-24 | 1994-09-30 | Mitsubishi Electric Corp | 空中線障害検出装置 |
US5367484A (en) | 1993-04-01 | 1994-11-22 | Microchip Technology Incorporated | Programmable high endurance block for EEPROM device |
JPH07302175A (ja) | 1994-05-09 | 1995-11-14 | Toshiba Corp | 半導体ディスク装置 |
US5603001A (en) | 1994-05-09 | 1997-02-11 | Kabushiki Kaisha Toshiba | Semiconductor disk system having a plurality of flash memories |
JPH07302176A (ja) | 1994-05-09 | 1995-11-14 | Toshiba Corp | 半導体ディスク装置 |
FI105430B (fi) * | 1995-05-24 | 2000-08-15 | Nokia Networks Oy | Tukiasemalaitteisto sekä menetelmä antennikeilan suuntaamiseksi |
JPH0983418A (ja) | 1995-09-06 | 1997-03-28 | Kyocera Corp | アンテナ及び受信回路の異常検出方法 |
JPH09172399A (ja) | 1995-12-19 | 1997-06-30 | Kyocera Corp | ダイバーシチ受信回路における障害検出方法 |
JPH09289482A (ja) | 1996-04-24 | 1997-11-04 | Fujitsu Ltd | 無線システム障害検出方法及び同装置 |
US6032033A (en) * | 1996-12-03 | 2000-02-29 | Nortel Networks Corporation | Preamble based selection diversity in a time division multiple access radio system using digital demodulation |
US5969689A (en) * | 1997-01-13 | 1999-10-19 | Metawave Communications Corporation | Multi-sector pivotal antenna system and method |
US5973638A (en) * | 1998-01-30 | 1999-10-26 | Micronetics Wireless, Inc. | Smart antenna channel simulator and test system |
-
1998
- 1998-01-14 JP JP10017682A patent/JP3139440B2/ja not_active Expired - Fee Related
-
1999
- 1999-01-12 CN CN99100151A patent/CN1108029C/zh not_active Expired - Fee Related
- 1999-01-13 AU AU11309/99A patent/AU739473B2/en not_active Ceased
- 1999-01-13 US US09/229,572 patent/US6188879B1/en not_active Expired - Fee Related
- 1999-01-14 ID IDP990028A patent/ID21691A/id unknown
Also Published As
Publication number | Publication date |
---|---|
AU739473B2 (en) | 2001-10-11 |
CN1108029C (zh) | 2003-05-07 |
CN1228644A (zh) | 1999-09-15 |
JP3139440B2 (ja) | 2001-02-26 |
JPH11205207A (ja) | 1999-07-30 |
AU1130999A (en) | 1999-08-05 |
US6188879B1 (en) | 2001-02-13 |
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