FI954354A0 - Taajuussyntetisaattori - Google Patents
TaajuussyntetisaattoriInfo
- Publication number
- FI954354A0 FI954354A0 FI954354A FI954354A FI954354A0 FI 954354 A0 FI954354 A0 FI 954354A0 FI 954354 A FI954354 A FI 954354A FI 954354 A FI954354 A FI 954354A FI 954354 A0 FI954354 A0 FI 954354A0
- Authority
- FI
- Finland
- Prior art keywords
- frequency synthesizer
- synthesizer
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
- H03L2207/10—Indirect frequency synthesis using a frequency multiplier in the phase-locked loop or in the reference signal path
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5865993 | 1993-03-18 | ||
PCT/JP1994/000441 WO1994022224A1 (en) | 1993-03-18 | 1994-03-18 | Frequency synthesizer |
Publications (2)
Publication Number | Publication Date |
---|---|
FI954354A FI954354A (fi) | 1995-09-15 |
FI954354A0 true FI954354A0 (fi) | 1995-09-15 |
Family
ID=13090724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI954354A FI954354A0 (fi) | 1993-03-18 | 1995-09-15 | Taajuussyntetisaattori |
Country Status (9)
Country | Link |
---|---|
US (1) | US5568098A (fi) |
EP (1) | EP0691746A1 (fi) |
KR (1) | KR960701516A (fi) |
CN (1) | CN1047898C (fi) |
AU (1) | AU680481B2 (fi) |
CA (1) | CA2156269C (fi) |
FI (1) | FI954354A0 (fi) |
TW (1) | TW314290U (fi) |
WO (1) | WO1994022224A1 (fi) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3268138B2 (ja) * | 1994-09-29 | 2002-03-25 | 三菱電機株式会社 | 通信装置、周波数シンセサイザ及びシンセサイズ方法 |
KR100193862B1 (ko) * | 1996-03-19 | 1999-06-15 | 윤종용 | 안정된 주파수를 얻기 위한 주파수변환기 |
US6249155B1 (en) | 1997-01-21 | 2001-06-19 | The Connor Winfield Corporation | Frequency correction circuit for a periodic source such as a crystal oscillator |
US5920211A (en) * | 1997-03-27 | 1999-07-06 | Lsi Logic Corporation | Fully digital clock synthesizer |
US5903196A (en) * | 1997-04-07 | 1999-05-11 | Motorola, Inc. | Self centering frequency multiplier |
EP0903860A1 (en) * | 1997-09-17 | 1999-03-24 | Matsushita Electric Industrial Co., Ltd. | PLL frequency synthesizer |
US5983082A (en) * | 1997-10-31 | 1999-11-09 | Motorola, Inc. | Phase quadrature signal generator having a variable phase shift network |
US6157262A (en) * | 1997-12-22 | 2000-12-05 | Honeywell International Inc. | Phase locked loop frequency source having reduced load pull |
JP4169393B2 (ja) * | 1998-06-16 | 2008-10-22 | アイコム株式会社 | 角度復調器 |
JP4056145B2 (ja) * | 1998-09-17 | 2008-03-05 | 株式会社ルネサステクノロジ | Pll回路およびそれを用いた無線通信端末機器 |
FR2794310A1 (fr) * | 1999-05-28 | 2000-12-01 | St Microelectronics Sa | Dispositif de verrouillage de phase a consommation electrique reduite |
GB2351404B (en) * | 1999-06-24 | 2003-11-12 | Nokia Mobile Phones Ltd | A transmitter and a modulator therefor |
JP2001024538A (ja) * | 1999-07-09 | 2001-01-26 | Nec Shizuoka Ltd | 無線装置 |
GB2353154A (en) * | 1999-08-10 | 2001-02-14 | Lucent Technologies Inc | Phase-locked loop circuit adapted to perate both as a digital modulator and as a frequency synthesizer at the same time |
US7082294B2 (en) * | 2000-06-26 | 2006-07-25 | Thomson Licensing | Self-adaptive frequency band-pass filtering device in microwave signal transceiver |
US7072392B2 (en) * | 2000-11-13 | 2006-07-04 | Micronas Semiconductors, Inc. | Equalizer for time domain signal processing |
US6940557B2 (en) * | 2001-02-08 | 2005-09-06 | Micronas Semiconductors, Inc. | Adaptive interlace-to-progressive scan conversion algorithm |
US6829297B2 (en) * | 2001-06-06 | 2004-12-07 | Micronas Semiconductors, Inc. | Adaptive equalizer having a variable step size influenced by output from a trellis decoder |
US7190744B2 (en) * | 2001-06-07 | 2007-03-13 | Micronas Semiconductors, Inc. | Error generation for adaptive equalizer |
US7418034B2 (en) * | 2001-06-19 | 2008-08-26 | Micronas Semiconductors. Inc. | Combined trellis decoder and decision feedback equalizer |
US6538499B1 (en) * | 2002-01-09 | 2003-03-25 | Xilinx, Inc. | Low jitter transmitter architecture with post PLL filter |
US20030235259A1 (en) * | 2002-04-04 | 2003-12-25 | Jingsong Xia | System and method for symbol clock recovery |
US20030206053A1 (en) * | 2002-04-04 | 2003-11-06 | Jingsong Xia | Carrier recovery for DTV receivers |
US7321642B2 (en) * | 2002-04-05 | 2008-01-22 | Micronas Semiconductors, Inc. | Synchronization symbol re-insertion for a decision feedback equalizer combined with a trellis decoder |
US7376181B2 (en) * | 2002-04-05 | 2008-05-20 | Micronas Semiconductors, Inc. | Transposed structure for a decision feedback equalizer combined with a trellis decoder |
US6995617B2 (en) * | 2002-04-05 | 2006-02-07 | Micronas Semiconductors, Inc. | Data-directed frequency-and-phase lock loop |
US6980059B2 (en) * | 2002-04-05 | 2005-12-27 | Micronas Semiconductors, Inc. | Data directed frequency acquisition loop that synchronizes to a received signal by using the redundancy of the data in the frequency domain |
US7272203B2 (en) * | 2002-04-05 | 2007-09-18 | Micronas Semiconductors, Inc. | Data-directed frequency-and-phase lock loop for decoding an offset-QAM modulated signal having a pilot |
US7254191B2 (en) * | 2002-04-22 | 2007-08-07 | Cognio, Inc. | System and method for real-time spectrum analysis in a radio device |
US20040002319A1 (en) * | 2002-06-28 | 2004-01-01 | Ching-Lang Lin | Harmonic boost technique for direct conversion receiver |
US20040002315A1 (en) * | 2002-06-28 | 2004-01-01 | Ching-Lang Lin | Harmonic boost signals in up/down direct/super heterodyne conversions for advanced receiver/transmitter architecture |
JP2006511099A (ja) * | 2002-07-09 | 2006-03-30 | トムソン ライセンシング | 自動無線efmチャネル・ホッピング |
US7696797B1 (en) * | 2005-03-31 | 2010-04-13 | Schnaitter William N | Signal generator with output frequency greater than the oscillator frequency |
US7541849B2 (en) * | 2005-08-09 | 2009-06-02 | Seiko Epson Corporation | Phase locked circuit |
US7432770B2 (en) * | 2005-08-10 | 2008-10-07 | Seiko Epson Corporation | Signal transmission device |
US7298217B2 (en) * | 2005-12-01 | 2007-11-20 | Raytheon Company | Phased array radar systems and subassemblies thereof |
US7719367B2 (en) * | 2007-01-03 | 2010-05-18 | Apple Inc. | Automatic frequency calibration |
US7986193B2 (en) * | 2007-01-03 | 2011-07-26 | Apple Inc. | Noise reduction within an electronic device using automatic frequency modulation |
JP4625867B2 (ja) * | 2007-07-23 | 2011-02-02 | パナソニック株式会社 | デジタルpll装置 |
JP2009278150A (ja) * | 2008-05-12 | 2009-11-26 | Alps Electric Co Ltd | 電圧制御発振装置 |
CN101478308B (zh) * | 2009-01-13 | 2011-03-30 | 北京时代民芯科技有限公司 | 基于延时锁定环的可配置频率合成电路 |
CN102148617B (zh) * | 2010-02-09 | 2013-06-12 | 深圳市新超亮特种显示设备有限公司 | 锁相倍频电路 |
US9197403B2 (en) | 2012-07-20 | 2015-11-24 | Freescale Semiconductor, Inc. | Calibration arrangement for frequency synthesizers |
CN108493927B (zh) * | 2018-03-26 | 2021-06-29 | 华侨大学 | 一种基于跟踪微分器的单相电压锁相方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2352455A (en) * | 1943-09-30 | 1944-06-27 | Gen Electric | Frequency multiplier |
US2560558A (en) * | 1944-08-11 | 1951-07-17 | Collins Radio Co | Radio transmitting and receiving combination |
US2654832A (en) * | 1948-03-26 | 1953-10-06 | Rca Corp | Highly selective and stable wide range frequency converting circuits |
US2698385A (en) * | 1948-06-04 | 1954-12-28 | Sylvania Electric Prod | Frequency multiplication system |
US3789302A (en) * | 1972-03-31 | 1974-01-29 | Microwave Ass Inc | Fm heterodyne transmitter |
US3921056A (en) * | 1973-12-27 | 1975-11-18 | Rca Corp | Frequency multiplier circuit |
US4039968A (en) * | 1976-05-11 | 1977-08-02 | Bell Telephone Laboratories, Incorporated | Synchronizing circuit |
US4176332A (en) * | 1977-11-18 | 1979-11-27 | Motorola, Inc. | Frequency multiplier |
JPS54127209A (en) * | 1978-03-27 | 1979-10-03 | Hitachi Denshi Ltd | Structure system of radio equipment |
JPS5542465U (fi) * | 1978-09-14 | 1980-03-19 | ||
JPS5542465A (en) * | 1978-09-20 | 1980-03-25 | Nec Home Electronics Ltd | Electronic tuner |
JPS5676640A (en) * | 1979-11-27 | 1981-06-24 | Sanyo Electric Co Ltd | Receiver of frequency synthesizer system |
JPS61157008A (ja) * | 1984-12-28 | 1986-07-16 | Fujitsu Ltd | 位相変調回路 |
GB8707509D0 (en) * | 1987-03-30 | 1987-05-07 | Era Patents Ltd | Oscillator stabilisation |
JP2841693B2 (ja) * | 1990-04-19 | 1998-12-24 | 日本電気株式会社 | Pll周波数シンセサイザ |
EP0482823B1 (en) * | 1990-10-22 | 1998-08-26 | Nec Corporation | PLL frequency synthesizer capable of changing an output frequency at a high speed |
JP2806059B2 (ja) * | 1991-02-14 | 1998-09-30 | 日本電気株式会社 | 位相同期ループシンセサイザ |
-
1994
- 1994-03-18 US US08/505,326 patent/US5568098A/en not_active Expired - Fee Related
- 1994-03-18 AU AU62640/94A patent/AU680481B2/en not_active Ceased
- 1994-03-18 CA CA002156269A patent/CA2156269C/en not_active Expired - Fee Related
- 1994-03-18 CN CN94191351A patent/CN1047898C/zh not_active Expired - Fee Related
- 1994-03-18 EP EP94910042A patent/EP0691746A1/en not_active Withdrawn
- 1994-03-18 WO PCT/JP1994/000441 patent/WO1994022224A1/ja not_active Application Discontinuation
- 1994-03-28 TW TW084203184U patent/TW314290U/zh unknown
-
1995
- 1995-08-11 KR KR1019950703363A patent/KR960701516A/ko not_active Application Discontinuation
- 1995-09-15 FI FI954354A patent/FI954354A0/fi unknown
Also Published As
Publication number | Publication date |
---|---|
CN1118642A (zh) | 1996-03-13 |
EP0691746A4 (fi) | 1996-01-24 |
FI954354A (fi) | 1995-09-15 |
TW314290U (en) | 1997-08-21 |
US5568098A (en) | 1996-10-22 |
AU680481B2 (en) | 1997-07-31 |
CA2156269A1 (en) | 1994-09-29 |
AU6264094A (en) | 1994-10-11 |
CA2156269C (en) | 1999-08-03 |
EP0691746A1 (en) | 1996-01-10 |
KR960701516A (ko) | 1996-02-24 |
WO1994022224A1 (en) | 1994-09-29 |
CN1047898C (zh) | 1999-12-29 |
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