DE69714202T2 - Spannungszuführung zur Lestungsverstärkung in einem mobilen Telefonendgerät - Google Patents
Spannungszuführung zur Lestungsverstärkung in einem mobilen TelefonendgerätInfo
- Publication number
- DE69714202T2 DE69714202T2 DE69714202T DE69714202T DE69714202T2 DE 69714202 T2 DE69714202 T2 DE 69714202T2 DE 69714202 T DE69714202 T DE 69714202T DE 69714202 T DE69714202 T DE 69714202T DE 69714202 T2 DE69714202 T2 DE 69714202T2
- Authority
- DE
- Germany
- Prior art keywords
- power supply
- mobile telephone
- telephone terminal
- gain amplification
- amplification
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/004—Control by varying the supply voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9616193A FR2758024B1 (fr) | 1996-12-30 | 1996-12-30 | Dispositif d'alimentation d'un amplificateur de puissance pour terminal de radiocommunications mobiles |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69714202D1 DE69714202D1 (de) | 2002-08-29 |
DE69714202T2 true DE69714202T2 (de) | 2003-03-13 |
Family
ID=9499281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69714202T Expired - Lifetime DE69714202T2 (de) | 1996-12-30 | 1997-12-23 | Spannungszuführung zur Lestungsverstärkung in einem mobilen Telefonendgerät |
Country Status (6)
Country | Link |
---|---|
US (1) | US5977833A (de) |
EP (1) | EP0851577B1 (de) |
CN (1) | CN1103514C (de) |
CA (1) | CA2223865A1 (de) |
DE (1) | DE69714202T2 (de) |
FR (1) | FR2758024B1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6321072B1 (en) * | 1998-08-31 | 2001-11-20 | Conexant Systems, Inc. | Distortion control feedback loop utilizing a non-linear transfer function generator to compensate for non-linearities in a transmitter circuit |
US6466772B1 (en) * | 1998-09-25 | 2002-10-15 | Skyworks Solutions, Inc. | Apparatus and method for improving power control loop linearity |
US6169886B1 (en) * | 1998-11-02 | 2001-01-02 | Motorola, Inc. | Power amplifier control according to a delayed waveform suitable for use in a communication device |
JP3169002B2 (ja) * | 1998-12-18 | 2001-05-21 | 日本電気株式会社 | 送信出力制御回路 |
US6321074B1 (en) * | 1999-02-18 | 2001-11-20 | Itron, Inc. | Apparatus and method for reducing oscillator frequency pulling during AM modulation |
GB0014344D0 (en) * | 2000-06-13 | 2000-08-02 | Nokia Mobile Phones Ltd | Universal modulation mode tri-amplifier |
DE10057439A1 (de) * | 2000-11-20 | 2002-05-23 | Nokia Mobile Phones Ltd | Spannungsregler für eine gepulste Last, insbesondere für einen Mobiltelefon- oder Telematik-Sender |
US6701138B2 (en) * | 2001-06-11 | 2004-03-02 | Rf Micro Devices, Inc. | Power amplifier control |
US6683496B2 (en) * | 2001-08-20 | 2004-01-27 | Harris Corporation | System and method for minimizing dissipation in RF power amplifiers |
US7088969B2 (en) * | 2002-02-12 | 2006-08-08 | Broadcom Corporation | Highly linear power amplifier and radio applications thereof |
FI20020990A (fi) * | 2002-05-27 | 2003-11-28 | Nokia Corp | Menetelmä signaalin tehon säätämiseksi radiojärjestelmän lähettimessä ja radiojärjestelmän lähetin |
US6998919B2 (en) * | 2003-10-22 | 2006-02-14 | Rf Micro Devices, Inc. | Temperature compensated power amplifier power control |
JP4487754B2 (ja) * | 2004-12-10 | 2010-06-23 | 日本電気株式会社 | 携帯電話端末およびその電圧供給制御装置、ならびに電圧供給制御方法 |
US7336127B2 (en) * | 2005-06-10 | 2008-02-26 | Rf Micro Devices, Inc. | Doherty amplifier configuration for a collector controlled power amplifier |
US7330071B1 (en) | 2005-10-19 | 2008-02-12 | Rf Micro Devices, Inc. | High efficiency radio frequency power amplifier having an extended dynamic range |
CN106130497A (zh) * | 2016-06-21 | 2016-11-16 | 深圳天珑无线科技有限公司 | 音频功放增益控制电路及具有该电路的移动设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5981113U (ja) * | 1982-11-25 | 1984-06-01 | 日本電気株式会社 | 出力電力制御回路 |
US4523155A (en) * | 1983-05-04 | 1985-06-11 | Motorola, Inc. | Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range |
US4636741A (en) * | 1985-11-01 | 1987-01-13 | Motorola, Inc. | Multi-level power amplifying circuitry for portable radio transceivers |
US5126688A (en) * | 1990-03-20 | 1992-06-30 | Oki Electric Co., Ltd. | Power amplifying apparatus for wireless transmitter |
JPH06334541A (ja) * | 1993-05-25 | 1994-12-02 | Sony Corp | 無線送信機 |
-
1996
- 1996-12-30 FR FR9616193A patent/FR2758024B1/fr not_active Expired - Fee Related
-
1997
- 1997-12-23 DE DE69714202T patent/DE69714202T2/de not_active Expired - Lifetime
- 1997-12-23 EP EP97403132A patent/EP0851577B1/de not_active Expired - Lifetime
- 1997-12-29 CA CA002223865A patent/CA2223865A1/fr not_active Abandoned
- 1997-12-29 CN CN97123465A patent/CN1103514C/zh not_active Expired - Lifetime
- 1997-12-29 US US08/998,807 patent/US5977833A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1103514C (zh) | 2003-03-19 |
CA2223865A1 (fr) | 1998-06-30 |
EP0851577B1 (de) | 2002-07-24 |
FR2758024A1 (fr) | 1998-07-03 |
US5977833A (en) | 1999-11-02 |
DE69714202D1 (de) | 2002-08-29 |
CN1189021A (zh) | 1998-07-29 |
EP0851577A1 (de) | 1998-07-01 |
FR2758024B1 (fr) | 1999-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ALCATEL LUCENT, PARIS, FR |