JP5613829B2 - ベースステーションの校正 - Google Patents
ベースステーションの校正 Download PDFInfo
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- JP5613829B2 JP5613829B2 JP2013512712A JP2013512712A JP5613829B2 JP 5613829 B2 JP5613829 B2 JP 5613829B2 JP 2013512712 A JP2013512712 A JP 2013512712A JP 2013512712 A JP2013512712 A JP 2013512712A JP 5613829 B2 JP5613829 B2 JP 5613829B2
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- Prior art keywords
- training sequence
- base station
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/29—Control channels or signalling for resource management between an access point and the access point controlling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/267—Phased-array testing or checking devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
- H04B17/14—Monitoring; Testing of transmitters for calibration of the whole transmission and reception path, e.g. self-test loop-back
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
- H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Description
ベースステーションの第1の校正から決定される第1の修正情報をシステムモジュールから受信する段階と、
ベースステーションの少なくとも1つのアンテナから受信される信号を高周波モジュールで受信する段階と、
前記受信した信号及び第1の修正情報に基づいて第2の修正情報を決定する段階と、
を備えた方法が提供される。
ベースステーションの少なくとも1つのアンテナから受信される信号を高周波モジュールで受信するための受信手段と、
前記受信した信号及び第1の修正情報に基づいて第2の修正情報を決定するための決定手段と、
を備えた装置が提供される。
11:移動通信装置
12:ベースステーション
15:ゲートウェイ
16:データネットワーク
17:アクセスゲートウェイ
20:システムモジュール
21:高周波モジュール
22:アンテナシステム
23:高周波送信チェーン
24、28:プロセッサ
25:記憶手段
26、27:送信/受信モジュール
25、29メモリ
30、31:検出モジュール
32、34:補償モジュール
Claims (28)
- 複数のアンテナを備えたベースステーションを校正する方法において、
ベースステーションの第1の校正からシステムモジュールにおいて決定される第1の修正情報をシステムモジュールから高周波モジュールが受信する段階と、
ベースステーションの少なくとも1つのアンテナから受信される信号を高周波モジュールで受信する段階と、
前記受信した信号及び第1の修正情報に基づいて第2の修正情報を高周波モジュールが決定する段階と、
を備え、システムモジュールと高周波モジュールは、システムモジュール及び高周波モジュールにおける校正中に、Irインターフェイスを経て通信を行う方法。 - 前記方法は、
前記システムモジュールからトレーニングシーケンスを高周波モジュールが受信する段階と、
そのトレーニングシーケンスを前記ベースステーションの少なくとも1つのアンテナに高周波モジュールが送信する段階と、
を備えた請求項1に記載の方法。 - 第1の修正情報を受信する前記段階は、信号歪を修正するための修正情報、又は該修正情報に基づいて変更されたトレーニングシーケンスを受信することを含む、請求項1又は2に記載の方法。
- 前記第1の修正情報は、固定エラーを修正するためのエラーベクトルであり、前記第2の修正情報は、可変エラーを修正するためのエラーベクトルである、請求項1から3のいずれかに記載の方法。
- 前記第1の修正情報は、前記ベースステーションの始動中に決定され、前記第2の修正情報は、前記ベースステーションの始動後に決定される、請求項1から4のいずれかに記載の方法。
- 前記少なくとも1つのアンテナから受信した信号は、信号歪を含むトレーニングシーケンスである、請求項1から5のいずれかに記載の方法。
- 前記方法は、前記受信信号の特性をトレーニングシーケンスに応答して測定する段階を含み、そして
第2の修正情報を決定する前記段階は、前記測定に基づいて信号のエラー歪を推定することを含む、請求項1から6のいずれかに記載の方法。 - 前記トレーニングシーケンスは、始動トレーニングシーケンス及び/又はランタイムトレーニングシーケンスである、請求項1から7のいずれかに記載の方法。
- 前記方法は、
前記受信信号の特性を前記始動トレーニングシーケンスに応答して測定する段階と、
前記信号のエラー歪を、前記測定に基づいて、前記システムモジュール及び/又は高周波モジュールにおいて推定する段階と、
を備えた請求項8に記載の方法。 - 前記方法は、前記推定されたエラー歪に基づいて第1の修正情報を決定する段階を備えた、請求項9に記載の方法。
- 前記方法は、ベースステーションから送信され/受信される信号であって、前記複数のアンテナのうちの少なくとも1つのアンテナの特性により歪まされた信号を、前記第2の修正情報及び/又は前記第1の修正情報に基づいて補償する段階を備えた、請求項1から10のいずれかに記載の方法。
- 前記第2の修正情報及び/又は第1の修正情報に基づいて信号を補償する段階は、高周波モジュール及び/又はシステムモジュールにおいて実行される、請求項11に記載の方法。
- 前記方法は、少なくとも1つのアンテナから信号を受信しそして第2の修正情報を決定することを繰り返す段階を備えた、請求項1から12のいずれかに記載の方法。
- 前記方法は、第1の数のサブ帯域に対する第1の修正情報を受信し、そして第2の数のサブ帯域に対する第2の修正情報を決定する段階を備え、前記第1の数のサブ帯域は、前記第2の数のサブ帯域より多い、請求項1から13のいずれかに記載の方法。
- 前記第1の数のサブ帯域のうちの少なくとも1つのサブ帯域の帯域巾は、前記第2の数のサブ帯域のうちの少なくとも1つのサブ帯域の帯域巾より小さい、請求項14に記載の方法。
- 前記決定する段階は、信号の振幅エラー、位相エラー又はレイテンシエラーの1つ以上を決定することを含む、請求項1から15のいずれかに記載の方法。
- データ処理装置でプログラムが実行されるときに請求項1から16のいずれかに記載の段階を遂行するプログラムコード手段を含むコンピュータプログラム。
- プロセッサと、
コンピュータプログラムコードを含むメモリと、
を備え、前記メモリ及びコンピュータプログラムコードは、プロセッサと共に、装置が、少なくとも次の動作、即ち
ベースステーションの第1の校正からシステムモジュールにおいて決定される第1の修正情報をシステムモジュールから高周波モジュールが受信し;
ベースステーションの少なくとも1つのアンテナから受信される信号を高周波モジュールで受信し;そして
前記受信した信号及び第1の修正情報に基づいて第2の修正情報を高周波モジュールが決定する;
ことを遂行するようにさせるよう構成されており、システムモジュールと高周波モジュールは、システムモジュール及び高周波モジュールにおける校正中に、Irインターフェイスを経て通信を行う装置。 - 前記装置は、前記システムモジュールからトレーニングシーケンスを高周波モジュールが受信し、そしてそのトレーニングシーケンスを前記ベースステーションの少なくとも1つのアンテナに高周波モジュールが送信するように構成された、請求項18に記載の装置。
- 前記第1の修正情報を受信することは、信号歪を修正するための修正情報、又は該修正情報に基づいて変更されたトレーニングシーケンスを受信することを含む、請求項18又は19に記載の装置。
- 前記第1の修正情報は、固定エラーを修正するためのエラーベクトルであり、前記第2の修正情報は、可変エラーを修正するためのエラーベクトルである、請求項18から20のいずれかに記載の装置。
- 前記第1の修正情報は、前記ベースステーションの始動中に決定され、前記第2の修正情報は、前記ベースステーションの始動後に決定される、請求項18から21のいずれかに記載の装置。
- 前記少なくとも1つのアンテナから受信した信号は、信号歪を含むトレーニングシーケンスである、請求項18から22のいずれかに記載の装置。
- 前記装置は、前記受信信号の特性をトレーニングシーケンスに応答して測定するように構成された、請求項18から23のいずれかに記載の装置。
- 前記装置は、第2の修正情報を決定するように構成され、これは、前記測定に基づいて信号のエラー歪を推定することを含む、請求項24に記載の装置。
- 前記トレーニングシーケンスは、始動トレーニングシーケンス及び/又はランタイムトレーニングシーケンスである、請求項18から25のいずれかに記載の装置。
- 前記システムモジュールは、基本帯域ユニット又はファクトリテストユニットであり、前記高周波モジュールは、リモート無線ユニットである請求項1乃至17のいずれかに記載の方法。
- 前記システムモジュールは、基本帯域ユニット又はファクトリテストユニットであり、前記高周波モジュールは、リモート無線ユニットである請求項18乃至26のいずれかに記載の装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2010/000788 WO2011150533A1 (en) | 2010-06-03 | 2010-06-03 | Base station calibration |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013535124A JP2013535124A (ja) | 2013-09-09 |
JP5613829B2 true JP5613829B2 (ja) | 2014-10-29 |
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JP2013512712A Expired - Fee Related JP5613829B2 (ja) | 2010-06-03 | 2010-06-03 | ベースステーションの校正 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9173217B2 (ja) |
EP (1) | EP2578051B1 (ja) |
JP (1) | JP5613829B2 (ja) |
KR (1) | KR101419420B1 (ja) |
CN (1) | CN103026782B (ja) |
ES (1) | ES2706057T3 (ja) |
PL (1) | PL2578051T3 (ja) |
WO (1) | WO2011150533A1 (ja) |
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WO2011150533A1 (en) | 2011-12-08 |
PL2578051T3 (pl) | 2019-03-29 |
CN103026782B (zh) | 2016-05-04 |
KR101419420B1 (ko) | 2014-08-13 |
CN103026782A (zh) | 2013-04-03 |
US9173217B2 (en) | 2015-10-27 |
EP2578051A4 (en) | 2016-11-02 |
US20130303216A1 (en) | 2013-11-14 |
KR20130042540A (ko) | 2013-04-26 |
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