DK158688A - Hoejfrekvens signal-forstaerker - Google Patents

Hoejfrekvens signal-forstaerker

Info

Publication number
DK158688A
DK158688A DK158688A DK158688A DK158688A DK 158688 A DK158688 A DK 158688A DK 158688 A DK158688 A DK 158688A DK 158688 A DK158688 A DK 158688A DK 158688 A DK158688 A DK 158688A
Authority
DK
Denmark
Prior art keywords
high frequency
frequency signal
signal amplifier
amplifier
signal
Prior art date
Application number
DK158688A
Other languages
Danish (da)
English (en)
Other versions
DK158688D0 (da
Inventor
Minori Kawano
Koji Mihashi
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP62069483A external-priority patent/JPS63234735A/ja
Priority claimed from JP62079909A external-priority patent/JPS63245136A/ja
Priority claimed from JP62079908A external-priority patent/JPS63245135A/ja
Priority claimed from JP62083179A external-priority patent/JPS63248233A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DK158688D0 publication Critical patent/DK158688D0/da
Publication of DK158688A publication Critical patent/DK158688A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/15535—Control of relay amplifier gain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Amplifiers (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DK158688A 1987-03-24 1988-03-23 Hoejfrekvens signal-forstaerker DK158688A (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP62069483A JPS63234735A (ja) 1987-03-24 1987-03-24 高周波中継増幅装置
JP62079909A JPS63245136A (ja) 1987-03-31 1987-03-31 高周波中継増幅装置
JP62079908A JPS63245135A (ja) 1987-03-31 1987-03-31 高周波中継増幅装置
JP62083179A JPS63248233A (ja) 1987-04-03 1987-04-03 移動無線通信のボ−ダ−リング装置

Publications (2)

Publication Number Publication Date
DK158688D0 DK158688D0 (da) 1988-03-23
DK158688A true DK158688A (da) 1988-09-25

Family

ID=27465138

Family Applications (1)

Application Number Title Priority Date Filing Date
DK158688A DK158688A (da) 1987-03-24 1988-03-23 Hoejfrekvens signal-forstaerker

Country Status (6)

Country Link
US (1) US4972346A (sv)
CA (1) CA1306288C (sv)
DK (1) DK158688A (sv)
GB (1) GB2204214B (sv)
NO (1) NO175510C (sv)
SE (1) SE507442C3 (sv)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187803A (en) * 1990-01-18 1993-02-16 Andrew Corporation Regenerative rf bi-directional amplifier system
US5187806A (en) * 1990-02-16 1993-02-16 Johnson Edward R Apparatus and method for expanding cellular system capacity
GB9025007D0 (en) * 1990-11-16 1991-01-02 Orbitel Mobile Communications Mobile radio telephone
US5218715A (en) * 1991-01-15 1993-06-08 Orion Industries, Inc. Multi-donor booster operation and system
GB2272599A (en) * 1992-11-12 1994-05-18 Nokia Telecommunications Oy A method of cellular radio communication and a cellular radio system for use in such method
GB2282298B (en) * 1993-08-27 1997-08-13 Motorola Gmbh A cell enhancer for simulcast radio transmission
EP0681374A1 (de) * 1994-05-02 1995-11-08 MIKOM GmbH "On-Frequency" Repeater mit optimiertem Wirkungsgrad für digitale Funknetze GSM, DCS 1800, PCS 1900 und ähnliches
SE502811C2 (sv) * 1994-05-11 1996-01-22 Allgon Ab Repeater
US5613197A (en) * 1994-11-03 1997-03-18 Hughes Aircraft Co. Multi-channel transponder with channel amplification at a common lower frequency
WO1997040590A1 (en) * 1996-04-19 1997-10-30 Lgc Wireless, Inc. Distribution of radio-frequency signals through low bandwidth infrastructures
US6157810A (en) * 1996-04-19 2000-12-05 Lgc Wireless, Inc Distribution of radio-frequency signals through low bandwidth infrastructures
SE510569C2 (sv) * 1996-05-31 1999-06-07 Allgon Ab Repeterare med variabel bandbredd
US5893027A (en) * 1996-11-05 1999-04-06 Motorola, Inc. Fully integrated two-way radio transmitter utilizing current mode transmit buffer and method of using same
DE19649855B4 (de) 1996-12-02 2004-08-05 T-Mobile Deutschland Gmbh Repeater für Funksignale
DE19649853C2 (de) * 1996-12-02 2001-02-01 Deutsche Telekom Mobil Repeater für Funksignale
DE19649854B4 (de) * 1996-12-02 2013-07-18 T-Mobile Deutschland Gmbh Repeater für Funksignale
US6269241B1 (en) * 1997-11-26 2001-07-31 Aerocomm, Inc. Ultra-Q filter
US6957047B1 (en) 1999-02-18 2005-10-18 Ydi Wireless, Inc. Bi-directional switched RF amplifier, waterproof housing, electrostatic overvoltage protection device, and mounting bracket therefor
US7068973B1 (en) * 2000-02-25 2006-06-27 Andrew Corporation Method and apparatus for retransmitting received satellite signals inside a structure
JP3782616B2 (ja) * 1999-08-31 2006-06-07 株式会社エヌ・ティ・ティ・ドコモ ブースター、監視装置、ブースター・システム、制御方法および監視方法
AU2001234463A1 (en) 2000-01-14 2001-07-24 Andrew Corporation Repeaters for wireless communication systems
US6892080B2 (en) * 2001-11-27 2005-05-10 Arrista Technologies, Inc. Booster amplifier for cellular telephone cradles
US7024231B2 (en) * 2002-10-28 2006-04-04 Allen Cohen Booster system in a cellular phone base station
US20040166802A1 (en) * 2003-02-26 2004-08-26 Ems Technologies, Inc. Cellular signal enhancer
JP4394474B2 (ja) * 2004-02-16 2010-01-06 株式会社エヌ・ティ・ティ・ドコモ 無線中継システム、無線中継装置及び無線中継方法
EP1859544A2 (en) * 2005-03-11 2007-11-28 Andrew Corporation Remotely controllable and reconfigurable wireless repeater
US7542752B2 (en) * 2005-05-13 2009-06-02 Go Net Systems Ltd. Method and device for adjacent channels operation
US8005513B2 (en) * 2006-03-16 2011-08-23 Cellynx, Inc. Cell phone signal booster
US8873585B2 (en) * 2006-12-19 2014-10-28 Corning Optical Communications Wireless Ltd Distributed antenna system for MIMO technologies
US20100054746A1 (en) 2007-07-24 2010-03-04 Eric Raymond Logan Multi-port accumulator for radio-over-fiber (RoF) wireless picocellular systems
US8175459B2 (en) 2007-10-12 2012-05-08 Corning Cable Systems Llc Hybrid wireless/wired RoF transponder and hybrid RoF communication system using same
US8644844B2 (en) 2007-12-20 2014-02-04 Corning Mobileaccess Ltd. Extending outdoor location based services and applications into enclosed areas
US8208920B2 (en) * 2008-03-28 2012-06-26 Qualcomm Incorporated Reference signal management in mobile systems
CN102369678B (zh) 2009-02-03 2015-08-19 康宁光缆系统有限责任公司 基于光纤的分布式天线系统、组件和用于校准基于光纤的分布式天线系统、组件的相关方法
US9673904B2 (en) 2009-02-03 2017-06-06 Corning Optical Communications LLC Optical fiber-based distributed antenna systems, components, and related methods for calibration thereof
EP2394378A1 (en) 2009-02-03 2011-12-14 Corning Cable Systems LLC Optical fiber-based distributed antenna systems, components, and related methods for monitoring and configuring thereof
US9590733B2 (en) 2009-07-24 2017-03-07 Corning Optical Communications LLC Location tracking using fiber optic array cables and related systems and methods
US8280259B2 (en) 2009-11-13 2012-10-02 Corning Cable Systems Llc Radio-over-fiber (RoF) system for protocol-independent wired and/or wireless communication
US8275265B2 (en) 2010-02-15 2012-09-25 Corning Cable Systems Llc Dynamic cell bonding (DCB) for radio-over-fiber (RoF)-based networks and communication systems and related methods
AU2011232897B2 (en) 2010-03-31 2015-11-05 Corning Optical Communications LLC Localization services in optical fiber-based distributed communications components and systems, and related methods
US8412095B2 (en) 2010-07-15 2013-04-02 John Mezzalingua Associates, Inc. Apparatus for minimizing amplifier oscillation in an antenna system
US8570914B2 (en) 2010-08-09 2013-10-29 Corning Cable Systems Llc Apparatuses, systems, and methods for determining location of a mobile device(s) in a distributed antenna system(s)
US9160449B2 (en) 2010-10-13 2015-10-13 Ccs Technology, Inc. Local power management for remote antenna units in distributed antenna systems
US9252874B2 (en) 2010-10-13 2016-02-02 Ccs Technology, Inc Power management for remote antenna units in distributed antenna systems
WO2012071367A1 (en) 2010-11-24 2012-05-31 Corning Cable Systems Llc Power distribution module(s) capable of hot connection and/or disconnection for distributed antenna systems, and related power units, components, and methods
US11296504B2 (en) 2010-11-24 2022-04-05 Corning Optical Communications LLC Power distribution module(s) capable of hot connection and/or disconnection for wireless communication systems, and related power units, components, and methods
EP2702710A4 (en) 2011-04-29 2014-10-29 Corning Cable Sys Llc DETERMINING THE TRANSMISSION DELAY OF COMMUNICATIONS IN DISTRIBUTED ANTENNA SYSTEMS AND CORRESPONDING COMPONENTS, SYSTEMS AND METHODS
WO2012148940A1 (en) 2011-04-29 2012-11-01 Corning Cable Systems Llc Systems, methods, and devices for increasing radio frequency (rf) power in distributed antenna systems
EP2832012A1 (en) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reducing location-dependent interference in distributed antenna systems operating in multiple-input, multiple-output (mimo) configuration, and related components, systems, and methods
US9781553B2 (en) 2012-04-24 2017-10-03 Corning Optical Communications LLC Location based services in a distributed communication system, and related components and methods
EP2842245A1 (en) 2012-04-25 2015-03-04 Corning Optical Communications LLC Distributed antenna system architectures
US9154222B2 (en) 2012-07-31 2015-10-06 Corning Optical Communications LLC Cooling system control in distributed antenna systems
EP2883416A1 (en) 2012-08-07 2015-06-17 Corning Optical Communications Wireless Ltd. Distribution of time-division multiplexed (tdm) management services in a distributed antenna system, and related components, systems, and methods
JP5484540B2 (ja) * 2012-09-26 2014-05-07 ソフトバンクＢｂ株式会社 中継装置及びプログラム
US9455784B2 (en) 2012-10-31 2016-09-27 Corning Optical Communications Wireless Ltd Deployable wireless infrastructures and methods of deploying wireless infrastructures
US10257056B2 (en) 2012-11-28 2019-04-09 Corning Optical Communications LLC Power management for distributed communication systems, and related components, systems, and methods
EP2926466A1 (en) 2012-11-29 2015-10-07 Corning Optical Communications LLC HYBRID INTRA-CELL / INTER-CELL REMOTE UNIT ANTENNA BONDING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) DISTRIBUTED ANTENNA SYSTEMS (DASs)
US9647758B2 (en) 2012-11-30 2017-05-09 Corning Optical Communications Wireless Ltd Cabling connectivity monitoring and verification
US9158864B2 (en) 2012-12-21 2015-10-13 Corning Optical Communications Wireless Ltd Systems, methods, and devices for documenting a location of installed equipment
US9497706B2 (en) 2013-02-20 2016-11-15 Corning Optical Communications Wireless Ltd Power management in distributed antenna systems (DASs), and related components, systems, and methods
CN105452951B (zh) 2013-06-12 2018-10-19 康宁光电通信无线公司 电压控制式光学定向耦合器
EP3008828B1 (en) 2013-06-12 2017-08-09 Corning Optical Communications Wireless Ltd. Time-division duplexing (tdd) in distributed communications systems, including distributed antenna systems (dass)
US9247543B2 (en) 2013-07-23 2016-01-26 Corning Optical Communications Wireless Ltd Monitoring non-supported wireless spectrum within coverage areas of distributed antenna systems (DASs)
US9661781B2 (en) 2013-07-31 2017-05-23 Corning Optical Communications Wireless Ltd Remote units for distributed communication systems and related installation methods and apparatuses
EP3039814B1 (en) 2013-08-28 2018-02-21 Corning Optical Communications Wireless Ltd. Power management for distributed communication systems, and related components, systems, and methods
US9385810B2 (en) 2013-09-30 2016-07-05 Corning Optical Communications Wireless Ltd Connection mapping in distributed communication systems
WO2015079435A1 (en) 2013-11-26 2015-06-04 Corning Optical Communications Wireless Ltd. Selective activation of communications services on power-up of a remote unit(s) in a distributed antenna system (das) based on power consumption
US9178635B2 (en) 2014-01-03 2015-11-03 Corning Optical Communications Wireless Ltd Separation of communication signal sub-bands in distributed antenna systems (DASs) to reduce interference
US9775123B2 (en) 2014-03-28 2017-09-26 Corning Optical Communications Wireless Ltd. Individualized gain control of uplink paths in remote units in a distributed antenna system (DAS) based on individual remote unit contribution to combined uplink power
US9357551B2 (en) 2014-05-30 2016-05-31 Corning Optical Communications Wireless Ltd Systems and methods for simultaneous sampling of serial digital data streams from multiple analog-to-digital converters (ADCS), including in distributed antenna systems
US9509133B2 (en) 2014-06-27 2016-11-29 Corning Optical Communications Wireless Ltd Protection of distributed antenna systems
US9525472B2 (en) 2014-07-30 2016-12-20 Corning Incorporated Reducing location-dependent destructive interference in distributed antenna systems (DASS) operating in multiple-input, multiple-output (MIMO) configuration, and related components, systems, and methods
US9730228B2 (en) 2014-08-29 2017-08-08 Corning Optical Communications Wireless Ltd Individualized gain control of remote uplink band paths in a remote unit in a distributed antenna system (DAS), based on combined uplink power level in the remote unit
US9653861B2 (en) 2014-09-17 2017-05-16 Corning Optical Communications Wireless Ltd Interconnection of hardware components
US9602210B2 (en) 2014-09-24 2017-03-21 Corning Optical Communications Wireless Ltd Flexible head-end chassis supporting automatic identification and interconnection of radio interface modules and optical interface modules in an optical fiber-based distributed antenna system (DAS)
US9420542B2 (en) 2014-09-25 2016-08-16 Corning Optical Communications Wireless Ltd System-wide uplink band gain control in a distributed antenna system (DAS), based on per band gain control of remote uplink paths in remote units
US9729267B2 (en) 2014-12-11 2017-08-08 Corning Optical Communications Wireless Ltd Multiplexing two separate optical links with the same wavelength using asymmetric combining and splitting
US20160249365A1 (en) 2015-02-19 2016-08-25 Corning Optical Communications Wireless Ltd. Offsetting unwanted downlink interference signals in an uplink path in a distributed antenna system (das)
US9785175B2 (en) 2015-03-27 2017-10-10 Corning Optical Communications Wireless, Ltd. Combining power from electrically isolated power paths for powering remote units in a distributed antenna system(s) (DASs)
US9681313B2 (en) 2015-04-15 2017-06-13 Corning Optical Communications Wireless Ltd Optimizing remote antenna unit performance using an alternative data channel
US9948349B2 (en) 2015-07-17 2018-04-17 Corning Optical Communications Wireless Ltd IOT automation and data collection system
US10560214B2 (en) 2015-09-28 2020-02-11 Corning Optical Communications LLC Downlink and uplink communication path switching in a time-division duplex (TDD) distributed antenna system (DAS)
US9648580B1 (en) 2016-03-23 2017-05-09 Corning Optical Communications Wireless Ltd Identifying remote units in a wireless distribution system (WDS) based on assigned unique temporal delay patterns
US10236924B2 (en) 2016-03-31 2019-03-19 Corning Optical Communications Wireless Ltd Reducing out-of-channel noise in a wireless distribution system (WDS)
KR102350313B1 (ko) 2018-04-09 2022-01-11 에드워즈 배큠 엘엘시 공기압 드라이브 극저온 냉동기
US11265075B2 (en) 2019-06-07 2022-03-01 Cellphone-Mate, Inc. Radio frequency signal boosters serving as outdoor infrastructure in high frequency cellular networks
US11349556B2 (en) 2019-06-20 2022-05-31 Cellphone-Mate, Inc. Radio frequency signal boosters for providing indoor coverage of high frequency cellular networks
US11595110B1 (en) 2019-06-20 2023-02-28 Cellphone-Mate, Inc. Radio frequency signal boosters for providing indoor coverage of high frequency cellular networks
US11979218B1 (en) 2020-01-28 2024-05-07 Cellphone-Mate, Inc. Radio frequency signal boosters serving as outdoor infrastructure in high frequency cellular networks

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53148312A (en) * 1977-05-31 1978-12-23 Fujitsu Ltd Demodulation system for auxiliary line in direct repeating radio unit
JPS59147549A (ja) * 1983-02-10 1984-08-23 Fujitsu Ltd 直接中継装置
US4849963A (en) * 1985-10-15 1989-07-18 Minori Kawano Cellular radio telephone enhancement circuit
US4754495A (en) * 1985-12-16 1988-06-28 Minori Kawano Cell enhancer for cellular radio telephone system having bandpass filter arrangement

Also Published As

Publication number Publication date
SE8801076D0 (sv) 1988-03-23
GB2204214B (en) 1991-09-25
NO175510C (no) 1994-10-19
NO175510B (no) 1994-07-11
GB2204214A (en) 1988-11-02
GB8807056D0 (en) 1988-04-27
NO881286L (no) 1988-09-26
NO881286D0 (no) 1988-03-23
SE8801076L (sv) 1988-09-25
SE507442C3 (sv) 1998-06-29
DK158688D0 (da) 1988-03-23
US4972346A (en) 1990-11-20
CA1306288C (en) 1992-08-11
SE507442C2 (sv) 1998-06-08

Similar Documents

Publication Publication Date Title
DK158688D0 (da) Hoejfrekvens signal-forstaerker
DE3870475D1 (de) Tonfrequenzverstaerker.
DE68927177T2 (de) Einrichtung zur verstärkung mehrerer hochfrequenzsignale
DK619288A (da) Mikrofon med frekvensbetoning
NO904934L (no) Forsterker for bredbÕnds-hyperfrekvenssignaler
DE68926332T2 (de) Verstärkerschaltung
DE3778411D1 (de) Tonfrequenzsignal-identifiziergeraet.
GB2177274B (en) Amplifier for high frequency signal
DE3586368D1 (de) Hochfrequenzverstaerker.
FI865172A0 (fi) Foerfarande och anordning foer omvandling av en elektrisk signal till en proportionell frekvens.
KR890011224A (ko) 신호 적분기
DE3876113D1 (de) Tonfrequenzausgangsverstaerker.
KR890011196A (ko) 신호 적분기용 증폭기
GB2209894B (en) Signal amplifier
KR890009071A (ko) 증폭기 회로
DE69024711D1 (de) Verstärkerschaltung
DE3855157D1 (de) Verstärkerschaltungsanordnung
DK305488A (da) Aetrunkedae radioforstaerkersystem
KR890021925U (ko) 신호궤환 증폭기
KR890001813U (ko) 저음 전용 앰프 뮤팅회로
DE68907671T2 (de) Tonfrequenzverstärker.
KR890014083U (ko) 중간주파_증폭 검파회로
DE3787376D1 (de) Tonfrequenzverstärker.
KR890015046U (ko) 저음 전용 증폭회로
KR910005090U (ko) 고주파용 차동 증폭기

Legal Events

Date Code Title Description
PBP Patent lapsed
AHS Application shelved for other reasons than non-payment