ATE430401T1 - Frequenzmodulator unter verwendung geschalteter kapazitäten - Google Patents
Frequenzmodulator unter verwendung geschalteter kapazitätenInfo
- Publication number
- ATE430401T1 ATE430401T1 AT02781515T AT02781515T ATE430401T1 AT E430401 T1 ATE430401 T1 AT E430401T1 AT 02781515 T AT02781515 T AT 02781515T AT 02781515 T AT02781515 T AT 02781515T AT E430401 T1 ATE430401 T1 AT E430401T1
- Authority
- AT
- Austria
- Prior art keywords
- signal
- frequency modulator
- function
- data signal
- switched capacities
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
- H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Transceivers (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01000687 | 2001-11-30 | ||
PCT/IB2002/004775 WO2003047088A2 (en) | 2001-11-30 | 2002-11-13 | Frequency modulator using switched capacitors |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE430401T1 true ATE430401T1 (de) | 2009-05-15 |
Family
ID=8176098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02781515T ATE430401T1 (de) | 2001-11-30 | 2002-11-13 | Frequenzmodulator unter verwendung geschalteter kapazitäten |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030102931A1 (de) |
EP (1) | EP1502350B1 (de) |
JP (1) | JP4161013B2 (de) |
CN (1) | CN100505514C (de) |
AT (1) | ATE430401T1 (de) |
AU (1) | AU2002348893A1 (de) |
DE (1) | DE60232198D1 (de) |
WO (1) | WO2003047088A2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102223331B (zh) * | 2011-06-02 | 2013-10-30 | 哈尔滨工程大学 | 正弦型调频键控调制通信方法 |
BR112014004911A2 (pt) * | 2011-08-30 | 2017-05-30 | Watlow Electric Mfg | sistema de matriz térmica |
CN102413086B (zh) * | 2011-11-08 | 2013-11-20 | 哈尔滨工程大学 | 三进制调频键控调制方法 |
CN104038464B (zh) * | 2014-06-05 | 2017-08-04 | 哈尔滨工程大学 | 一种多载波正弦型调频键控调制方法 |
JP2020102673A (ja) * | 2018-12-20 | 2020-07-02 | 國家中山科學研究院 | 通信用送受信器における周波数シフト・キーイング変調と復調構造 |
CN115176446B (zh) * | 2020-02-07 | 2023-12-05 | 哲库科技(上海)有限公司 | 用于基于循环前缀的时间和/或频率校正的装置和方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20875A (en) * | 1858-07-13 | Fire-escape ladder | ||
US4580111A (en) * | 1981-12-24 | 1986-04-01 | Harris Corporation | Amplitude modulation using digitally selected carrier amplifiers |
DE3920008A1 (de) * | 1989-06-20 | 1991-01-10 | Philips Patentverwaltung | Phasenregelkreis |
IL96351A (en) * | 1990-11-14 | 1994-01-25 | Zuta Marc | Frequency synthesizer having microcomputer supplying analog and digital control signals to vco |
DE4221142C2 (de) * | 1992-06-27 | 1998-02-19 | Kiekert Ag | Zentralverriegelungsanlage für ein Kraftfahrzeug |
JP2885660B2 (ja) * | 1995-01-31 | 1999-04-26 | 日本無線株式会社 | 振幅変調回路 |
EP0841754A3 (de) * | 1996-11-08 | 1998-12-16 | Texas Instruments Incorporated | Digital gesteuerter Oszillator |
DE19738718A1 (de) * | 1997-09-04 | 1999-03-25 | Siemens Ag | Oszillatorschaltung mit einem Schwingquarz |
US20010055353A1 (en) * | 1998-04-04 | 2001-12-27 | Mathew A. Rybicki | Method and apparatus for amplitude and pulse modulation |
US6211745B1 (en) | 1999-05-03 | 2001-04-03 | Silicon Wave, Inc. | Method and apparatus for digitally controlling the capacitance of an integrated circuit device using mos-field effect transistors |
US6236284B1 (en) * | 2000-04-07 | 2001-05-22 | Harris Corporation | RF power amplifier system having distributed modulation encoding |
-
2002
- 2002-11-13 DE DE60232198T patent/DE60232198D1/de not_active Expired - Lifetime
- 2002-11-13 JP JP2003548390A patent/JP4161013B2/ja not_active Expired - Fee Related
- 2002-11-13 AU AU2002348893A patent/AU2002348893A1/en not_active Abandoned
- 2002-11-13 CN CNB028239563A patent/CN100505514C/zh not_active Expired - Fee Related
- 2002-11-13 WO PCT/IB2002/004775 patent/WO2003047088A2/en active Application Filing
- 2002-11-13 AT AT02781515T patent/ATE430401T1/de not_active IP Right Cessation
- 2002-11-13 EP EP02781515A patent/EP1502350B1/de not_active Expired - Lifetime
- 2002-11-25 US US10/304,133 patent/US20030102931A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2003047088A3 (en) | 2004-05-13 |
JP4161013B2 (ja) | 2008-10-08 |
EP1502350B1 (de) | 2009-04-29 |
CN1695295A (zh) | 2005-11-09 |
AU2002348893A1 (en) | 2003-06-10 |
JP2005510929A (ja) | 2005-04-21 |
AU2002348893A8 (en) | 2003-06-10 |
EP1502350A2 (de) | 2005-02-02 |
CN100505514C (zh) | 2009-06-24 |
DE60232198D1 (de) | 2009-06-10 |
US20030102931A1 (en) | 2003-06-05 |
WO2003047088A2 (en) | 2003-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |