JP5450795B2 - Linc増幅器を使用したデータ送信のための方法、linc増幅器、送信装置、受信装置、およびその通信ネットワーク - Google Patents
Linc増幅器を使用したデータ送信のための方法、linc増幅器、送信装置、受信装置、およびその通信ネットワーク Download PDFInfo
- Publication number
- JP5450795B2 JP5450795B2 JP2012507670A JP2012507670A JP5450795B2 JP 5450795 B2 JP5450795 B2 JP 5450795B2 JP 2012507670 A JP2012507670 A JP 2012507670A JP 2012507670 A JP2012507670 A JP 2012507670A JP 5450795 B2 JP5450795 B2 JP 5450795B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- optical
- phase
- constant amplitude
- converter
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 16
- 230000005540 biological transmission Effects 0.000 title claims description 12
- 238000004891 communication Methods 0.000 title claims description 8
- 230000003287 optical effect Effects 0.000 claims description 219
- 101100441139 Arabidopsis thaliana CRWN1 gene Proteins 0.000 claims description 30
- 101100441140 Arabidopsis thaliana CRWN2 gene Proteins 0.000 claims description 18
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims 1
- 101001088725 Homo sapiens Inactive ribonuclease-like protein 10 Proteins 0.000 description 18
- 102100034097 Inactive ribonuclease-like protein 10 Human genes 0.000 description 18
- 101100441142 Arabidopsis thaliana CRWN4 gene Proteins 0.000 description 10
- 101100441141 Arabidopsis thaliana CRWN3 gene Proteins 0.000 description 8
- 230000008054 signal transmission Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 239000013307 optical fiber Substances 0.000 description 5
- 101100181929 Caenorhabditis elegans lin-3 gene Proteins 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 101100021265 Caenorhabditis elegans lin-5 gene Proteins 0.000 description 2
- 101100456282 Caenorhabditis elegans mcm-4 gene Proteins 0.000 description 2
- 102100029721 DnaJ homolog subfamily B member 1 Human genes 0.000 description 2
- 101000866018 Homo sapiens DnaJ homolog subfamily B member 1 Proteins 0.000 description 2
- 101150106604 SIS2 gene Proteins 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000010267 cellular communication Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 108091053735 lin-4 stem-loop Proteins 0.000 description 1
- 108091032363 lin-4-1 stem-loop Proteins 0.000 description 1
- 108091028008 lin-4-2 stem-loop Proteins 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
- H04L1/203—Details of error rate determination, e.g. BER, FER or WER
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/12—Network monitoring probes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/11—Identifying congestion
- H04L47/115—Identifying congestion using a dedicated packet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/35—Flow control; Congestion control by embedding flow control information in regular packets, e.g. piggybacking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/12—Flow control between communication endpoints using signalling between network elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/04—Registration at HLR or HSS [Home Subscriber Server]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25753—Distribution optical network, e.g. between a base station and a plurality of remote units
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre
- H04B10/25759—Details of the reception of RF signal or the optical conversion before the optical fibre
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L2001/0092—Error control systems characterised by the topology of the transmission link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0876—Network utilisation, e.g. volume of load or congestion level
- H04L43/0882—Utilisation of link capacity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/16—Threshold monitoring
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/12—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
- H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
- H04W74/0858—Random access procedures, e.g. with 4-step access with collision treatment collision detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Quality & Reliability (AREA)
- Environmental & Geological Engineering (AREA)
- Databases & Information Systems (AREA)
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- General Health & Medical Sciences (AREA)
- Optical Communication System (AREA)
Description
Claims (9)
- 信号増幅のためのLINC増幅器(LINC1、LINC2)を使用して、送信装置(BS)から少なくとも1つの受信装置(RAH1)にデータ信号を送信するための方法であって、
前記データ信号が、前記送信装置(BS)にある前記LINC増幅器(LINC1、LINC2)の第1の部分において一定振幅の2つの位相変調信号成分によって表され、
一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つが、前記送信装置(BS)にある少なくとも1つの電気光学変換器(EO1、EO2)で、電気信号から光信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記送信装置(BS)から前記少なくとも1つの受信装置(RAH1)に、少なくとも1つの光接続(OF1、OF2、OF4)を介して送信され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記少なくとも1つの受信装置(RAH1)にある少なくとも1つの光学電気変換器(OE1、OE2)で、光信号から電気信号に変換され、
一定振幅の前記2つの位相変調信号成分が、前記少なくとも1つの受信装置(RAH1)にある前記LINC増幅器(LINC1、LINC2)の第2の部分において増幅され、結合され、
無線周波数キャリア信号が、前記送信装置(BS)におけるさらなる電気光学変換器(EO3、EO4)で、電気信号から光学無線周波数キャリア信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つが前記光学無線周波数キャリア信号に追加され、結合された光信号がもたらされ、
前記結合された光信号が、前記少なくとも1つの受信装置(RAH1)における光学電気変換器(OE1、OE2)で、光信号から電気信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つが、前記光学電気変換器(OE1、OE2)において、光ヘテロダイン検出を適用して、前記光無線周波数キャリア信号との乗算によって、無線周波数ドメインにアップコンバートされる、方法。 - 一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記送信装置(BS)で、アナログ電気信号からデジタル電気信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記少なくとも1つの光接続(OF1、OF2、OF4)を介してデジタル光信号として送信され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記受信装置(RAH1)で、デジタル電気信号からアナログ電気信号に変換される
請求項1に記載の方法。 - 前記LINC増幅器(LINC1、LINC2)の出力信号が前記送信装置(BS)にフィードバックされ、
前記フィードバックされた出力信号に基づいて、前記LINC増幅器(LINC1、LINC2)が、制御され、または線形化される
請求項1に記載の方法。 - 前記送信装置(BS)が基地局であり、前記少なくとも1つの受信装置(RAH1)がリモート・アンテナ・ヘッドであり、前記データ信号が、前記少なくとも1つのリモート・アンテナ・ヘッド(RAH1)を介して前記基地局(BS)からユーザ端末(UE1)に送信される請求項1に記載の方法。
- 光線形成または多入力多出力を適用して、前記基地局(BS)からのデータ信号が、少なくとも2つのリモート・アンテナ・ヘッド(RAH3、RAH4)を介してユーザ端末(UE4)に送信される請求項4に記載の方法。
- 一定振幅の前記2つの位相変調信号成分が、前記送信装置(BS)における電気光学変換器(EO1、EO2)で、電気信号から光信号に変換され、
一定振幅の前記2つの位相変調信号成分が、前記送信装置(BS)にある光マルチプレクサ(MUX)において光学的に多重化され、
一定振幅の前記2つの位相変調信号成分が、1つの光接続(OF4)を介して、前記送信装置(BS)から前記少なくとも1つの受信装置(RAH1)にある光デマルチプレクサ(DEMUX)に送信され、
一定振幅の前記2つの位相変調信号成分が、前記光デマルチプレクサ(DEMUX)において光学的に多重分離される
請求項1または請求項2に記載の方法。 - LINC増幅器(LINC1、LINC2)であって、
前記LINC増幅器(LINC1、LINC2)の第1の部分が、一定振幅の第1の位相変調信号成分の第1の信号経路と、一定振幅の第2の位相変調信号成分の第2の信号経路と、一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つを電気信号から光信号に変換するための少なくとも1つの電気光学変換器(EO1、EO2)とを備え、
前記LINC増幅器(LINC1、LINC2)の第2の部分が、一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つを光信号から電気信号に変換するための少なくとも1つの光学電気変換器(OE1、OE2)と、前記第1の位相変調信号成分の増幅のための第1の出力段(OS1)と、前記第2の位相変調信号成分の増幅のための第2の出力段(OS2)と、一定振幅の前記2つの増幅された位相変調信号成分を結合するための結合器(C)とを備え、
前記LINC増幅器(LINC1、LINC2)の前記第1および第2の部分が、少なくとも1つの光接続(OF1、OF2、OF4)によって接続され、
無線周波数キャリア信号が、前記第1の部分におけるさらなる電気光学変換器(EO3、EO4)で、電気信号から光学無線周波数キャリア信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが前記光学無線周波数キャリア信号に追加され、結合された光信号がもたらされ、
前記結合された光信号が、前記第2の部分における光学電気変換器(OE1、OE2)で、光信号から電気信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記光学電気変換器(OE1、OE2)において、光ヘテロダイン検出を適用して、前記光無線周波数キャリア信号との乗算によって、無線周波数ドメインにアップコンバートされる、LINC増幅器(LINC1、LINC2)。 - 前記結合器(C)が、Chireixまたはウィルキンソン結合器である
請求項7に記載のLINC増幅器(LINC1、LINC2)。 - 少なくとも1つのリモート・アンテナ・ヘッド(RAH1)を介して少なくとも1つの基地局(BS)からユーザ端末(UE1)に信号を送信するための前記少なくとも1つの基地局(BS)および前記少なくとも1つのリモート・アンテナ・ヘッド(RAH1)を備える通信ネットワーク(CN)であって、
前記少なくとも1つの基地局が、LINC増幅器(LINC1、LINC2)の第1の部分として、一定振幅の第1の位相変調信号成分の第1の信号経路と、一定振幅の第2の位相変調信号成分の第2の信号経路と、一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つを電気信号から光信号に変換するための少なくとも1つの電気光学変換器(EO1、EO2)とを備え、
前記少なくとも1つのリモート・アンテナ・ヘッド(RAH1)が、LINC増幅器(LINC1、LINC2)の第2の部分として、一定振幅の前記2つの位相変調信号成分のうちの少なくとも1つを光信号から電気信号に変換するための少なくとも1つの光学電気変換器(OE1、OE2)と、前記第1の位相変調信号成分の増幅のための第1の出力段(OS1)と、前記第2の位相変調信号成分の増幅のための第2の出力段(OS2)と、一定振幅の前記2つの増幅された位相変調信号成分を結合するための結合器とを備え、
前記少なくとも1つの基地局(BS)が、光接続(OF1、OF2、OF4)を介して、前記少なくとも1つのリモート・アンテナ・ヘッド(RAH1)と接続され、
無線周波数キャリア信号が、前記少なくとも1つの基地局(BS)におけるさらなる電気光学変換器(EO3、EO4)で、電気信号から光学無線周波数キャリア信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが前記光学無線周波数キャリア信号に追加され、結合された光信号がもたらされ、
前記結合された光信号が、前記少なくとも1つのリモート・アンテナ・ヘッド(RAH1)における前記少なくとも1つの光学電気変換器(OE1、OE2)で、光信号から電気信号に変換され、
一定振幅の前記2つの位相変調信号成分のうちの前記少なくとも1つが、前記光学電気変換器(OE1、OE2)において、光ヘテロダイン検出を適用して、前記光無線周波数キャリア信号との乗算によって、無線周波数ドメインにアップコンバートされる、通信ネットワーク(CN)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09305363.5A EP2247004B1 (en) | 2009-04-28 | 2009-04-28 | A method for data transmission using a LINC amplifier, a LINC amplifier, a transmitting device, a receiving device, and a communication network therefor |
EP09305363.5 | 2009-04-28 | ||
PCT/EP2010/054958 WO2010124940A1 (en) | 2009-04-28 | 2010-04-15 | A method for data transmission using a linc amplifier, a linc amplifier, a transmitting device, a receiving device, and a communication network therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012525749A JP2012525749A (ja) | 2012-10-22 |
JP5450795B2 true JP5450795B2 (ja) | 2014-03-26 |
Family
ID=41090312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012507670A Expired - Fee Related JP5450795B2 (ja) | 2009-04-28 | 2010-04-15 | Linc増幅器を使用したデータ送信のための方法、linc増幅器、送信装置、受信装置、およびその通信ネットワーク |
Country Status (6)
Country | Link |
---|---|
US (1) | US9264359B2 (ja) |
EP (1) | EP2247004B1 (ja) |
JP (1) | JP5450795B2 (ja) |
KR (1) | KR101355823B1 (ja) |
CN (1) | CN102461018A (ja) |
WO (1) | WO2010124940A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11509393B2 (en) | 2020-02-12 | 2022-11-22 | Nec Corporation | Optical wireless transmission system |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2247004B1 (en) | 2009-04-28 | 2015-06-03 | Alcatel Lucent | A method for data transmission using a LINC amplifier, a LINC amplifier, a transmitting device, a receiving device, and a communication network therefor |
WO2010134321A1 (ja) * | 2009-05-18 | 2010-11-25 | 日本電信電話株式会社 | 信号生成回路、光信号送信装置、信号受信回路、光信号同期確立方法、および光信号同期システム |
US8750792B2 (en) * | 2012-07-26 | 2014-06-10 | Remec Broadband Wireless, Llc | Transmitter for point-to-point radio system |
WO2014025683A2 (en) * | 2012-08-06 | 2014-02-13 | Skorpios Technologies, Inc. | Method and system for the monolithic integration of circuits for monitoring and control of rf signals |
CN103068079A (zh) * | 2012-12-10 | 2013-04-24 | 镇江市星禾物联科技有限公司 | 无线光通信基站 |
CA2977204C (en) * | 2015-03-05 | 2023-04-04 | Sony Corporation | Photoelectric conversion of video data having a predetermined photoelectric conversion characteristic |
JP6642154B2 (ja) * | 2016-03-17 | 2020-02-05 | 富士通株式会社 | 光送信器および光信号を送信する方法 |
CN107846248B (zh) * | 2017-10-18 | 2023-12-26 | 成都嘉纳海威科技有限责任公司 | 一种用于微波光子***的超宽带多通道光电一体化探测器 |
US10536221B2 (en) * | 2018-06-14 | 2020-01-14 | Juniper Networks, Inc. | Methods and apparatus for detecting and compensating bandwidth limitation and modulation nonlinearity of a coherent optical transponder |
US11177877B2 (en) * | 2019-05-29 | 2021-11-16 | Hewlett Packard Enterprise Development Lp | Data transfer between electrical-optical devices |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994023507A1 (en) | 1993-03-31 | 1994-10-13 | British Telecommunications Public Limited Company | Generation of optical signals with rf components |
US6054894A (en) | 1998-06-19 | 2000-04-25 | Datum Telegraphic Inc. | Digital control of a linc linear power amplifier |
US5990734A (en) * | 1998-06-19 | 1999-11-23 | Datum Telegraphic Inc. | System and methods for stimulating and training a power amplifier during non-transmission events |
JP2001244883A (ja) * | 2000-03-01 | 2001-09-07 | Hitachi Kokusai Electric Inc | 光伝送装置 |
US6633200B2 (en) * | 2000-06-22 | 2003-10-14 | Celiant Corporation | Management of internal signal levels and control of the net gain for a LINC amplifier |
JP2002238071A (ja) * | 2000-12-08 | 2002-08-23 | Matsushita Electric Ind Co Ltd | 光前進基地局を含む無線通信基地局システム |
WO2002047409A1 (fr) | 2000-12-08 | 2002-06-13 | Matsushita Electric Industrial Co., Ltd. | Systeme de station de base de communication radio comportant une station de base avancee optique |
JP2003209447A (ja) * | 2002-01-16 | 2003-07-25 | Shimada Phys & Chem Ind Co Ltd | 合成型高周波増幅器 |
JP2004312150A (ja) * | 2003-04-03 | 2004-11-04 | Nippon Telegr & Teleph Corp <Ntt> | ディジタルファイバ無線伝送システム |
JP2005079855A (ja) * | 2003-08-29 | 2005-03-24 | Sumitomo Electric Ind Ltd | 光アナログ伝送システム |
ATE364970T1 (de) * | 2004-01-08 | 2007-07-15 | Evolium Sas | Funkbasisstation mit mehreren funkfrequenzköpfen |
JPWO2005091532A1 (ja) | 2004-03-22 | 2008-02-07 | 住友大阪セメント株式会社 | キャリア残留型信号の生成方法及びその装置 |
FR2875976B1 (fr) | 2004-09-27 | 2006-11-24 | Commissariat Energie Atomique | Dispositif et procede de communication sans contact securisee |
WO2007015296A1 (ja) * | 2005-08-03 | 2007-02-08 | National Institute Of Information And Communications Technology Incorporated Administrative Agency | 無線通信システム |
JP4959978B2 (ja) | 2005-12-21 | 2012-06-27 | アイホン株式会社 | テレビドアホン装置 |
JP2007174148A (ja) | 2005-12-21 | 2007-07-05 | Hitachi Kokusai Electric Inc | 増幅装置 |
JP4995676B2 (ja) * | 2006-09-12 | 2012-08-08 | エヌイーシー ラボラトリーズ アメリカ インク | パッシブ光ネットワーク(pon)上で無線通信を提供するシステムおよび方法 |
US8098990B2 (en) | 2006-09-12 | 2012-01-17 | Nec Laboratories America, Inc. | System and method for providing wireless over a passive optical network (PON) |
JP2008124910A (ja) | 2006-11-14 | 2008-05-29 | Japan Radio Co Ltd | 高周波増幅回路 |
EP2247004B1 (en) | 2009-04-28 | 2015-06-03 | Alcatel Lucent | A method for data transmission using a LINC amplifier, a LINC amplifier, a transmitting device, a receiving device, and a communication network therefor |
-
2009
- 2009-04-28 EP EP09305363.5A patent/EP2247004B1/en not_active Not-in-force
-
2010
- 2010-04-15 CN CN2010800246139A patent/CN102461018A/zh active Pending
- 2010-04-15 KR KR1020117028016A patent/KR101355823B1/ko not_active IP Right Cessation
- 2010-04-15 WO PCT/EP2010/054958 patent/WO2010124940A1/en active Application Filing
- 2010-04-15 JP JP2012507670A patent/JP5450795B2/ja not_active Expired - Fee Related
- 2010-04-15 US US13/266,162 patent/US9264359B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11509393B2 (en) | 2020-02-12 | 2022-11-22 | Nec Corporation | Optical wireless transmission system |
Also Published As
Publication number | Publication date |
---|---|
JP2012525749A (ja) | 2012-10-22 |
EP2247004B1 (en) | 2015-06-03 |
US20120039603A1 (en) | 2012-02-16 |
CN102461018A (zh) | 2012-05-16 |
KR20120018340A (ko) | 2012-03-02 |
EP2247004A1 (en) | 2010-11-03 |
WO2010124940A1 (en) | 2010-11-04 |
KR101355823B1 (ko) | 2014-01-24 |
US9264359B2 (en) | 2016-02-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5450795B2 (ja) | Linc増幅器を使用したデータ送信のための方法、linc増幅器、送信装置、受信装置、およびその通信ネットワーク | |
KR101235671B1 (ko) | 엔벨로프 제거 및 복원 증폭기를 사용하는 데이터 전송 방법, 엔벨로프 제거 및 복원 증폭기, 전송 디바이스, 수신 디바이스, 및 그것들을 위한 통신 네트워크 | |
KR20140037912A (ko) | 분배형 안테나 시스템 구조 | |
EP3404829B1 (en) | Reduction of second-order non-linear distortion in a wideband communication system | |
US20220303020A1 (en) | Central unit, remote unit, small cell system, and communication method | |
CN110266389A (zh) | 以单i/q调制器产生两独立边带的矢量毫米波信号的方法 | |
EP2337242B1 (en) | A method for transmission of data signals using an analogue radio frequency power amplifier, a transmitting device and a receiving device therefor | |
JP3352981B2 (ja) | 通信システム | |
CN111615799B (zh) | 用于分布式微波mimo通信的微波频率电信号的光分配的***和方法 | |
US7463905B1 (en) | Cellular telephony mast cable reduction | |
WO2021115234A1 (zh) | 中心单元和拉远单元 | |
EP2320581B1 (en) | A method for transmission of a data signal using an amplifier, an amplifier, a transmitting device, and a receiving device therefor | |
EP2408160B1 (en) | A method for transmission of data signals from a transmitting device to a receiving device using envelope tracking for signal amplification, a transmitting device and a receiving device therefor | |
EP2180611B1 (en) | A method for transmission of data signals using a switched mode power amplifier, a switched mode power amplifier and a communication network therefor | |
Li et al. | Novel digital and analogue hybrid radio over fibre system for distributed antenna system (DAS) fronthaul applications | |
EP2424326B1 (en) | A method for transmission of data signals from a transmitting device to a receiving device, and a receiving device therefor | |
JP2013090217A (ja) | 無線基地局 | |
WO2024154333A1 (ja) | 通信装置及び通信方法 | |
JPH09116500A (ja) | アナログ信号処理回路 | |
JPH08242209A (ja) | 光伝送装置 | |
JPH0884133A (ja) | 光リンク | |
JP2004023715A (ja) | 通信装置、無線信号受信方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20120713 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20130122 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130129 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130419 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130723 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131205 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20131225 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |