FI941854A - Signaalitasosäädön käsittävä suurtaajuusvahvistin ja tällä varustettu radiolähetin - Google Patents

Signaalitasosäädön käsittävä suurtaajuusvahvistin ja tällä varustettu radiolähetin Download PDF

Info

Publication number
FI941854A
FI941854A FI941854A FI941854A FI941854A FI 941854 A FI941854 A FI 941854A FI 941854 A FI941854 A FI 941854A FI 941854 A FI941854 A FI 941854A FI 941854 A FI941854 A FI 941854A
Authority
FI
Finland
Prior art keywords
amplifier
high frequency
signal level
level control
radio transmitter
Prior art date
Application number
FI941854A
Other languages
English (en)
Swedish (sv)
Other versions
FI941854A0 (fi
Inventor
Bernd Haberland
Guenther Hoen
Ralf Woelfle
Original Assignee
Alcatel Nv
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
Application filed by Alcatel Nv filed Critical Alcatel Nv
Publication of FI941854A0 publication Critical patent/FI941854A0/fi
Publication of FI941854A publication Critical patent/FI941854A/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
FI941854A 1993-04-22 1994-04-21 Signaalitasosäädön käsittävä suurtaajuusvahvistin ja tällä varustettu radiolähetin FI941854A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4313152A DE4313152A1 (de) 1993-04-22 1993-04-22 HF-Verstärker mit Signalpegelregelung und damit ausgestatteter Funksender

Publications (2)

Publication Number Publication Date
FI941854A0 FI941854A0 (fi) 1994-04-21
FI941854A true FI941854A (fi) 1994-10-23

Family

ID=6486097

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941854A FI941854A (fi) 1993-04-22 1994-04-21 Signaalitasosäädön käsittävä suurtaajuusvahvistin ja tällä varustettu radiolähetin

Country Status (8)

Country Link
US (1) US5410272A (fi)
EP (1) EP0621685B1 (fi)
JP (1) JPH0758564A (fi)
CN (1) CN1043939C (fi)
CA (1) CA2121018A1 (fi)
DE (2) DE4313152A1 (fi)
ES (1) ES2140475T3 (fi)
FI (1) FI941854A (fi)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07283743A (ja) * 1994-04-12 1995-10-27 Fujitsu Ltd マルチキャリア無線送信装置
JP2611673B2 (ja) * 1994-08-08 1997-05-21 日本電気株式会社 無線送信出力制御回路
US5697073A (en) * 1994-08-26 1997-12-09 Motorola, Inc. Apparatus and method for shaping and power controlling a signal in a transmitter
FI945978A (fi) * 1994-12-20 1996-06-21 Nokia Telecommunications Oy Tukiasema
GB2309342B (en) * 1996-01-18 2000-08-23 Motorola Israel Ltd Linear transmitter and method of operation
DE19702280A1 (de) * 1997-01-23 1998-07-30 Bosch Gmbh Robert Verfahren zur Regelung der Leistungsverstärkung
US6480061B2 (en) * 1999-01-13 2002-11-12 Nortel Networks Limited Amplifier having digital micro processor control apparatus
US6864668B1 (en) 1999-02-09 2005-03-08 Tropian, Inc. High-efficiency amplifier output level and burst control
US6377784B2 (en) 1999-02-09 2002-04-23 Tropian, Inc. High-efficiency modulation RF amplifier
WO2000077925A1 (de) * 1999-06-16 2000-12-21 Siemens Aktiengesellschaft Regelung der hf-leistung von mobilfunkgeräten
US6366177B1 (en) 2000-02-02 2002-04-02 Tropian Inc. High-efficiency power modulators
FI107968B (fi) * 2000-03-13 2001-10-31 Nokia Networks Oy Menetelmä ja järjestely vahvistuksen säätämiseksi
US7284064B1 (en) * 2000-03-21 2007-10-16 Intel Corporation Method and apparatus to determine broadcast content and scheduling in a broadcast system
US7275254B1 (en) 2000-11-21 2007-09-25 Intel Corporation Method and apparatus for determining and displaying the service level of a digital television broadcast signal
US20020143591A1 (en) * 2001-03-30 2002-10-03 Connelly Jay H. Method and apparatus for a hybrid content on demand broadcast system
DE10122217A1 (de) * 2001-05-08 2002-11-28 Siemens Ag Verfahren und Vorrichtung zum Anpassen der Sendeleistung bei einem Time-Division-System
US7185352B2 (en) * 2001-05-11 2007-02-27 Intel Corporation Method and apparatus for combining broadcast schedules and content on a digital broadcast-enabled client platform
US20030005465A1 (en) * 2001-06-15 2003-01-02 Connelly Jay H. Method and apparatus to send feedback from clients to a server in a content distribution broadcast system
US7047456B2 (en) * 2001-08-28 2006-05-16 Intel Corporation Error correction for regional and dynamic factors in communications
US20030061611A1 (en) * 2001-09-26 2003-03-27 Ramesh Pendakur Notifying users of available content and content reception based on user profiles
US8943540B2 (en) * 2001-09-28 2015-01-27 Intel Corporation Method and apparatus to provide a personalized channel
US20030066090A1 (en) * 2001-09-28 2003-04-03 Brendan Traw Method and apparatus to provide a personalized channel
DE10344089A1 (de) * 2003-09-23 2005-04-28 Infineon Technologies Ag Regelverfahren für die AGC-Einheit eines Funkempfängers
US7394309B1 (en) * 2006-08-15 2008-07-01 National Semiconductor Corporation Balanced offset compensation circuit
JP2010098600A (ja) * 2008-10-17 2010-04-30 Panasonic Corp 非接触通信装置
JP2010098601A (ja) * 2008-10-17 2010-04-30 Panasonic Corp 電流検出器
JP5527047B2 (ja) * 2010-06-29 2014-06-18 富士通株式会社 増幅装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3221911C1 (de) * 1982-06-11 1983-11-17 Standard Elektrik Lorenz Ag, 7000 Stuttgart Hochfrequenzleistungsverstaerker mit einer Modulationseinrichtung
GB8826918D0 (en) * 1988-11-17 1988-12-21 Motorola Inc Power amplifier for radio frequency signal
GB8918365D0 (en) * 1989-08-11 1989-09-20 Motorola Ltd Amplifier for radio transmitter having controllable output power
KR950000054B1 (ko) * 1990-07-27 1995-01-07 가부시끼가이샤 도시바 자동파워 콘트롤장치
GB2247793A (en) * 1990-09-06 1992-03-11 Motorola Inc Control of pulse power amplifier rise and fall
US5159283A (en) * 1991-08-26 1992-10-27 Motorola, Inc. Power amplifier

Also Published As

Publication number Publication date
CN1043939C (zh) 1999-06-30
US5410272A (en) 1995-04-25
DE59409060D1 (de) 2000-02-17
EP0621685A1 (de) 1994-10-26
ES2140475T3 (es) 2000-03-01
CN1097530A (zh) 1995-01-18
FI941854A0 (fi) 1994-04-21
EP0621685B1 (de) 2000-01-12
DE4313152A1 (de) 1994-10-27
JPH0758564A (ja) 1995-03-03
CA2121018A1 (en) 1994-10-23

Similar Documents

Publication Publication Date Title
FI941854A (fi) Signaalitasosäädön käsittävä suurtaajuusvahvistin ja tällä varustettu radiolähetin
GB2276992B (en) Temperature coefficient controlled radio frequency signal detecting circuitry
GB2280325B (en) Amplifier with bias control
DE69330951D1 (de) Funkempfänger mit Aufnahme- und Wiedergabefunktion
DE69328406D1 (de) Frequenzdiversitysender und -Empfänger
GB9316869D0 (en) Transmitter and power amplifier therefor
GB2261128B (en) Intermittant operation receiver with signal level gain control
AU635773B2 (en) Transmitters and transmitter circuits
IL102817A0 (en) Radio receiver and transmitter
DE69407794D1 (de) Akoustische sende- und empfangseinheit
EP0599016A3 (en) Transmitter/receiver circuit and method therefor.
GB2222313B (en) Radio signal polarising arrangements
GB2263596B (en) Transition generating between on and off states of a radio frequency transmitter
AU4897693A (en) Selectively called radio receiver in which bit rate detection is controlled with a predetermined range
HK1013441A1 (en) Portable radio signal detecting system.
EP0464911A3 (en) Radio receiver with acoustic signal
NO961412D0 (no) Signalmottaker og signalsender
GB2281668B (en) Radio transmitter with power amplifier linearizer
DE69317463D1 (de) Fernsteuerungssignalempfänger
GB2282290B (en) Radio transmitter with power amplifier linearizer
DE69323362T2 (de) Detektionsanordnung und Empfänger zum Empfang von HF-Signalen mit einer derartigen Detektionsanordnung
KR950007612U (ko) 리모콘 수신기의 프리앰프
KR950010466U (ko) 원격제어신호 수신 및 발신장치
KR950004543U (ko) 경보신호 송출장치
AU103728S (en) Radio/sound transmitter