JP6517448B2 - Fdr方式を支援する環境で自己干渉除去のための自己干渉複製信号を制御する方法及びそのための装置 - Google Patents
Fdr方式を支援する環境で自己干渉除去のための自己干渉複製信号を制御する方法及びそのための装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 41
- 238000004891 communication Methods 0.000 claims description 50
- 230000008569 process Effects 0.000 claims description 8
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- 230000006870 function Effects 0.000 description 21
- 230000010076 replication Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 17
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 230000015654 memory Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
- H04B17/19—Self-testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
Description
Claims (16)
- 全二重無線(Full Duplex Radio;FDR)方式を支援する装置が自己干渉除去のための自己干渉参照信号を制御する方法であって、
二つの参照信号を送信する段階と、
自己干渉信号として受信された前記二つの参照信号のパワーを測定する段階と、
前記二つの参照信号のうち第1参照信号の測定されたパワーに基づいて三つの素子のうち二つを制御し、前記二つの参照信号のうち第2参照信号の測定されたパワーに基づいて前記三つの素子の残りの素子を制御する段階と、を含み、
前記三つの素子は、前記自己干渉参照信号を生成するように構成された自己干渉参照生成部に含まれ、
前記三つの素子は、時間遅延素子、位相遷移器及び減衰器を含み、
前記二つの参照信号は、直交する信号である、方法。 - 前記第1参照信号は、二つの直交する信号の和でなる、請求項1に記載の方法。
- 前記第1参照信号は、前記装置のデータ通信帯域で低周波数側の縁部に位置するガード帯域内の周波数信号である、請求項1に記載の方法。
- 前記第2参照信号は、前記装置のデータ通信帯域で高周波数側の縁部のガード帯域内の周波数信号である、請求項1に記載の方法。
- 前記二つの素子は、前記位相遷移器及び前記減衰器を含む、請求項2に記載の方法。
- 前記二つの直交する信号をそれぞれ区分して検出する段階をさらに含む、請求項5に記載の方法。
- 前記区分して検出された直交する信号の一つは、前記位相遷移器を制御するのに使われ、
前記区分して検出された直交する信号の他のものは、前記減衰器を制御するのに使われる、請求項6に記載の方法。 - 前記二つの素子は、前記第1参照信号の前記測定されたパワーを最小化するように制御され、
前記残りの素子は、前記第2参照信号の前記測定されたパワーを最小化するように制御される、請求項1に記載の方法。 - 全二重無線(Full Duplex Radio;FDR)方式を支援する環境で自己干渉除去のための自己干渉参照信号を制御する装置であって、
二つの参照信号を送信するように構成された送信端と、
自己干渉信号として受信された前記二つの参照信号のパワーを測定するように構成された受信端と、
三つの素子を含み、前記自己干渉参照信号を生成するように構成された自己干渉参照生成部と、
前記二つの参照信号のうち第1参照信号の測定されたパワーに基づいて前記三つの素子のうち二つを制御し、前記二つの参照信号のうち第2参照信号の測定されたパワーに基づいて前記三つの素子の残りの素子を制御する制御部を含み、
前記三つの素子は、時間遅延素子、位相遷移器及び減衰器を含み、
前記二つの参照信号は、直交する信号である、装置。 - 前記第1参照信号は、二つの直交する信号の和でなる、請求項9に記載の装置。
- 前記第1参照信号は、前記装置のデータ通信帯域で低周波数側の縁部に位置するガード帯域内の周波数信号である、請求項9に記載の装置。
- 前記第2参照信号は、前記装置のデータ通信帯域で高周波数側の縁部のガード帯域内の周波数信号である、請求項9に記載の装置。
- 前記二つの素子は、前記位相遷移器及び前記減衰器を含む、請求項10に記載の装置。
- 前記受信端は、前記二つの直交する信号をそれぞれ区分して検出するようにさらに構成された、請求項13に記載の装置。
- 前記区分して検出された直交する信号の一つは、前記位相遷移器を制御するのに使われ、
前記区分して検出された直交する信号の他のものは、前記減衰器を制御するのに使われる、請求項14に記載の装置。 - 前記制御部は、前記第1参照信号の前記測定されたパワーを最小化するように前記二つの素子を制御し、前記第2参照信号の前記測定されたパワーを最小化するように前記残りの素子を制御するようにさらに構成された、請求項9に記載の装置。
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PCT/KR2015/011146 WO2017069300A1 (ko) | 2015-10-21 | 2015-10-21 | Fdr 방식을 지원하는 환경에서 자기간섭 제거를 위한 자기간섭 복제 신호를 제어하는 방법 및 이를 위한 장치 |
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EP (1) | EP3367595B1 (ja) |
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