AU2001274253A1 - Signal modulation - Google Patents
Signal modulationInfo
- Publication number
- AU2001274253A1 AU2001274253A1 AU2001274253A AU7425301A AU2001274253A1 AU 2001274253 A1 AU2001274253 A1 AU 2001274253A1 AU 2001274253 A AU2001274253 A AU 2001274253A AU 7425301 A AU7425301 A AU 7425301A AU 2001274253 A1 AU2001274253 A1 AU 2001274253A1
- Authority
- AU
- Australia
- Prior art keywords
- signal modulation
- modulation
- signal
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0015131 | 2000-06-20 | ||
GB0015131A GB2363922A (en) | 2000-06-20 | 2000-06-20 | Varying duration of a bi-level signal pulse in order to control the shape of the pulse envelope of an amplifier output signal |
PCT/GB2001/002690 WO2001099275A1 (en) | 2000-06-20 | 2001-06-18 | Signal modulation |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001274253A1 true AU2001274253A1 (en) | 2002-01-02 |
Family
ID=9894067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001274253A Abandoned AU2001274253A1 (en) | 2000-06-20 | 2001-06-18 | Signal modulation |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030169119A1 (ko) |
EP (1) | EP1295388A1 (ko) |
JP (1) | JP2003536340A (ko) |
KR (1) | KR20030028487A (ko) |
CN (1) | CN1446399A (ko) |
AU (1) | AU2001274253A1 (ko) |
GB (1) | GB2363922A (ko) |
WO (1) | WO2001099275A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100968552B1 (ko) * | 2009-11-18 | 2010-07-09 | 씨앤지환경기술 (주) | 생태도랑 및 인공수초섬을 이용한 질소 및 색도 저감시스템 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4191188A (en) * | 1976-05-07 | 1980-03-04 | Macan Engineering & Manufacturing Company, Inc. | Variable crest factor high frequency generator apparatus |
JPH0590853A (ja) * | 1991-09-27 | 1993-04-09 | Nec Corp | 電力増幅回路 |
FI97179C (fi) * | 1994-06-15 | 1996-10-25 | Nokia Mobile Phones Ltd | Pulssitetun lähettimen lähtötehon säätö ja tehon verhokäyrän muotoilu |
JP2571033B2 (ja) * | 1994-12-30 | 1997-01-16 | 日本電気株式会社 | 送信電力増幅回路の出力制御回路 |
JPH09205333A (ja) * | 1996-01-24 | 1997-08-05 | Sony Corp | 電力増幅回路 |
US5838193A (en) * | 1996-11-26 | 1998-11-17 | Motorola, Inc. | Time-delay compensating wideband class-s modulator and method therefor |
US5982231A (en) * | 1997-07-23 | 1999-11-09 | Linfinity Microelectronics, Inc. | Multiple channel class D audio amplifier |
US6608874B1 (en) * | 1998-01-12 | 2003-08-19 | Hughes Electronics Corporation | Method and apparatus for quadrature multi-pulse modulation of data for spectrally efficient communication |
JP3473492B2 (ja) * | 1999-04-28 | 2003-12-02 | 株式会社村田製作所 | Ask変調器およびそれを用いた通信装置 |
EP1429455A1 (en) * | 2002-12-11 | 2004-06-16 | Dialog Semiconductor GmbH | Linearization of a PDM class-D amplifier |
-
2000
- 2000-06-20 GB GB0015131A patent/GB2363922A/en not_active Withdrawn
-
2001
- 2001-06-18 JP JP2002504017A patent/JP2003536340A/ja active Pending
- 2001-06-18 US US10/312,183 patent/US20030169119A1/en not_active Abandoned
- 2001-06-18 EP EP01940751A patent/EP1295388A1/en not_active Ceased
- 2001-06-18 AU AU2001274253A patent/AU2001274253A1/en not_active Abandoned
- 2001-06-18 CN CN01813700A patent/CN1446399A/zh active Pending
- 2001-06-18 WO PCT/GB2001/002690 patent/WO2001099275A1/en not_active Application Discontinuation
-
2002
- 2002-12-20 KR KR10-2002-7017365A patent/KR20030028487A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB0015131D0 (en) | 2000-08-09 |
WO2001099275A1 (en) | 2001-12-27 |
JP2003536340A (ja) | 2003-12-02 |
US20030169119A1 (en) | 2003-09-11 |
EP1295388A1 (en) | 2003-03-26 |
CN1446399A (zh) | 2003-10-01 |
GB2363922A (en) | 2002-01-09 |
KR20030028487A (ko) | 2003-04-08 |
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