JP3961957B2 - セルラー基地局のための送信ネットワーク - Google Patents
セルラー基地局のための送信ネットワーク Download PDFInfo
- Publication number
- JP3961957B2 JP3961957B2 JP2002580434A JP2002580434A JP3961957B2 JP 3961957 B2 JP3961957 B2 JP 3961957B2 JP 2002580434 A JP2002580434 A JP 2002580434A JP 2002580434 A JP2002580434 A JP 2002580434A JP 3961957 B2 JP3961957 B2 JP 3961957B2
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- Prior art keywords
- output signal
- network
- output signals
- signals
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
- Transmitters (AREA)
Description
a)複数の送信機からのそれぞれの周波数帯域における出力信号を複数のグループに分け、少なくとも1つのグループが、周波数において間隔を空けられた複数の出力信号を含み、
b)隣接する周波数帯域の出力信号間の干渉を抑制するような形で、それぞれの出力信号をそれぞれの帯域通過フィルターでフィルタリングすることを含み、さらに、前記方法が、
c)フィルタリングされた出力信号グループを、アンテナシステムのそれぞれのアンテナ素子に送ることを含むことを特徴とする。
Claims (6)
- 複数の隣接する周波数帯域において動作するセルラー移動無線のための送信ネットワーク(150)であり、前記ネットワーク(150)が、出力信号の複数のグループで構成された送信機出力信号をフィルタリングするためのそれぞれの帯域通過フィルター(126Aから126E)に結合された複数の送信機(124Aから124E)を含み、少なくとも1つのグループが、非隣接周波数帯域の、周波数において間隔を空けられた複数の出力信号を含み、隣接する周波数帯域の出力信号間の干渉が、抑制され、
前記送信ネットワーク(150)が、複数の直交偏波放射アンテナ素子(152ABE、152CD)を有する単一のアンテナ装置(152)を含み、異なるアンテナ素子(152ABE、152CD)に入力される信号間の20dBまたはそれより大きい分離を提供し、
前記送信ネットワーク(150)が、出力信号グループをそれぞれの相互に直交する偏波アンテナ素子(152ABE、152CD)に送ることによって、アンテナ装置(152)による送信のために出力信号グループを組合わせるように構成されたことを特徴とする送信ネットワーク(150)。 - 出力信号グループが、それぞれ2つの出力信号および3つの出力信号の2つのグループであることを特徴とする、請求項1に記載の送信ネットワーク(150)。
- 前記送信ネットワーク(150)が、送信機(124Aから124E)と送信機に結合された帯域通過フィルター(126Aから126E)との間にそれぞれのアイソレータ(170Aから170E)を含み、前記アイソレータ(170Aから170E)が、出力信号が送信機(124Aから124E)間を通過することを抑制するように構成されたことを特徴とする、請求項1に記載の送信ネットワーク(150)。
- 複数の隣接周波数帯域において動作するセルラー移動無線システムにおいて信号を送信する方法であり、前記方法が、
a)複数の送信機(124Aから124E)からのそれぞれの周波数帯域における出力信号を複数の出力信号グループに分け、少なくとも1つのグループが、非隣接周波数帯域の、周波数において間隔を空けられた複数の出力信号を含み、隣接する周波数帯域の出力信号間の干渉が、抑制され、
b)隣接する周波数帯域の出力信号間の干渉を抑制するような形で、それぞれの出力信号をそれぞれの帯域通過フィルター(126Aから126E)においてフィルタリングすることを含み、
さらに、前記方法が、
c)出力信号グループを複数のアンテナ素子(152ABE、152CD)を有する単一のアンテナ装置(152)のそれぞれのアンテナ素子(152ABE、152CD)に送ることによって出力信号グループを組合わせ、異なるアンテナ素子(152ABE、152CD)に入力される信号間の20dBまたはそれより大きい分離を提供することを含むことを特徴とする方法。 - 出力信号グループが、それぞれ2つの出力信号および3つの出力信号の2つのグループであることを特徴とする、請求項4に記載の方法。
- 前記方法が、送信機(124Aから124E)と送信機に結合された帯域通過フィルター(126Aから126E)との間にそれぞれのアイソレータ(170Aから170E)を提供することを含み、前記アイソレータ(170Aから170E)が、出力信号が送信機(124Aから124E)間を通過することを抑制するように構成されたことを特徴とする、請求項4に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0108456A GB2374251A (en) | 2001-04-04 | 2001-04-04 | Base station transmitter |
PCT/GB2002/001401 WO2002082581A2 (en) | 2001-04-04 | 2002-03-22 | Transmit network for a cellular base-station |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004530351A JP2004530351A (ja) | 2004-09-30 |
JP2004530351A5 JP2004530351A5 (ja) | 2005-12-22 |
JP3961957B2 true JP3961957B2 (ja) | 2007-08-22 |
Family
ID=9912243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002580434A Expired - Fee Related JP3961957B2 (ja) | 2001-04-04 | 2002-03-22 | セルラー基地局のための送信ネットワーク |
Country Status (15)
Country | Link |
---|---|
US (1) | US7181175B2 (ja) |
EP (1) | EP1374616A2 (ja) |
JP (1) | JP3961957B2 (ja) |
KR (1) | KR20030087057A (ja) |
CN (1) | CN1330210C (ja) |
AU (1) | AU2002251189B2 (ja) |
BR (1) | BR0208599A (ja) |
CA (1) | CA2442813A1 (ja) |
GB (2) | GB2374251A (ja) |
HK (1) | HK1070225A1 (ja) |
MX (1) | MXPA03008897A (ja) |
MY (1) | MY128238A (ja) |
RU (1) | RU2280335C2 (ja) |
TW (1) | TW554631B (ja) |
WO (1) | WO2002082581A2 (ja) |
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US7277725B1 (en) * | 2004-11-30 | 2007-10-02 | United States Of America As Represented By The Secretary Of The Navy | Frequency agile-collocated multi-signal RF distribution system |
US7313367B2 (en) * | 2005-03-14 | 2007-12-25 | Northrop Grumman Corporation | Switched multiplexer method to combine multiple broadband RF sources |
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GB0512805D0 (en) | 2005-06-23 | 2005-08-03 | Quintel Technology Ltd | Antenna system for sharing of operation |
WO2007073913A1 (en) * | 2005-12-23 | 2007-07-05 | Koninklijke Kpn N.V. | Generic repeater |
EP1809053A1 (de) * | 2006-01-12 | 2007-07-18 | Siemens Aktiengesellschaft | Anordnung zur Kombination von Ausgangssignalen zweier Basisstationen |
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GB2436418A (en) * | 2006-03-24 | 2007-09-26 | Siemens Ag | Reducing transmit power levels at frequencies at each end of band to control adjacent cell interference |
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-
2001
- 2001-04-04 GB GB0108456A patent/GB2374251A/en not_active Withdrawn
-
2002
- 2002-03-21 TW TW091105413A patent/TW554631B/zh not_active IP Right Cessation
- 2002-03-22 WO PCT/GB2002/001401 patent/WO2002082581A2/en active IP Right Grant
- 2002-03-22 CA CA002442813A patent/CA2442813A1/en not_active Abandoned
- 2002-03-22 JP JP2002580434A patent/JP3961957B2/ja not_active Expired - Fee Related
- 2002-03-22 EP EP02720119A patent/EP1374616A2/en not_active Withdrawn
- 2002-03-22 AU AU2002251189A patent/AU2002251189B2/en not_active Ceased
- 2002-03-22 BR BR0208599-2A patent/BR0208599A/pt not_active IP Right Cessation
- 2002-03-22 MX MXPA03008897A patent/MXPA03008897A/es unknown
- 2002-03-22 US US10/473,883 patent/US7181175B2/en not_active Expired - Fee Related
- 2002-03-22 CN CNB028112938A patent/CN1330210C/zh not_active Expired - Fee Related
- 2002-03-22 GB GB0322518A patent/GB2391768C/en not_active Expired - Fee Related
- 2002-03-22 RU RU2003132172/09A patent/RU2280335C2/ru not_active IP Right Cessation
- 2002-03-22 KR KR10-2003-7013004A patent/KR20030087057A/ko not_active Application Discontinuation
- 2002-03-25 MY MYPI20021057A patent/MY128238A/en unknown
-
2005
- 2005-03-08 HK HK05101995A patent/HK1070225A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU2002251189B2 (en) | 2005-03-10 |
KR20030087057A (ko) | 2003-11-12 |
RU2003132172A (ru) | 2005-04-10 |
RU2280335C2 (ru) | 2006-07-20 |
JP2004530351A (ja) | 2004-09-30 |
US20040137947A1 (en) | 2004-07-15 |
GB0322518D0 (en) | 2003-10-29 |
WO2002082581A3 (en) | 2003-02-20 |
EP1374616A2 (en) | 2004-01-02 |
GB2391768B (en) | 2004-07-21 |
BR0208599A (pt) | 2004-03-23 |
TW554631B (en) | 2003-09-21 |
WO2002082581A2 (en) | 2002-10-17 |
GB2391768A (en) | 2004-02-11 |
MY128238A (en) | 2007-01-31 |
CN1330210C (zh) | 2007-08-01 |
US7181175B2 (en) | 2007-02-20 |
GB2391768C (en) | 2005-09-26 |
GB2374251A (en) | 2002-10-09 |
MXPA03008897A (es) | 2003-12-08 |
GB0108456D0 (en) | 2001-05-23 |
CN1543750A (zh) | 2004-11-03 |
HK1070225A1 (en) | 2005-06-10 |
CA2442813A1 (en) | 2002-10-17 |
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