DE3482397D1 - Elektronische schaltung die es ermoeglicht eine frequenz waehrend eines burstes stabil zu halten. - Google Patents
Elektronische schaltung die es ermoeglicht eine frequenz waehrend eines burstes stabil zu halten.Info
- Publication number
- DE3482397D1 DE3482397D1 DE8484116464T DE3482397T DE3482397D1 DE 3482397 D1 DE3482397 D1 DE 3482397D1 DE 8484116464 T DE8484116464 T DE 8484116464T DE 3482397 T DE3482397 T DE 3482397T DE 3482397 D1 DE3482397 D1 DE 3482397D1
- Authority
- DE
- Germany
- Prior art keywords
- burst
- keep
- stable
- allows
- electronic circuit
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- 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
- H03L7/08—Details of the phase-locked loop
- H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58245435A JPS60141027A (ja) | 1983-12-28 | 1983-12-28 | 周波数制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3482397D1 true DE3482397D1 (de) | 1990-07-05 |
Family
ID=17133613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484116464T Expired - Lifetime DE3482397D1 (de) | 1983-12-28 | 1984-12-28 | Elektronische schaltung die es ermoeglicht eine frequenz waehrend eines burstes stabil zu halten. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4633510A (de) |
EP (1) | EP0147869B1 (de) |
JP (1) | JPS60141027A (de) |
CA (1) | CA1234604A (de) |
DE (1) | DE3482397D1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63131644A (ja) * | 1986-11-20 | 1988-06-03 | Pioneer Electronic Corp | Psk送信装置 |
JP2800500B2 (ja) * | 1991-10-01 | 1998-09-21 | 松下電器産業株式会社 | バースト送信出力制御回路 |
US5881374A (en) * | 1997-01-31 | 1999-03-09 | Telefonaktiebolaget L M Ericsson (Publ) | Circuitry and method for detecting frequency deviation caused by aging of an oscillator |
US6097929A (en) * | 1997-03-03 | 2000-08-01 | Telogy Networks, Inc. | Method and system for monitoring and controlling a single channel per carrier satellite link between two remote earth stations |
US6061551A (en) | 1998-10-21 | 2000-05-09 | Parkervision, Inc. | Method and system for down-converting electromagnetic signals |
US7515896B1 (en) | 1998-10-21 | 2009-04-07 | Parkervision, Inc. | Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships |
US6370371B1 (en) | 1998-10-21 | 2002-04-09 | Parkervision, Inc. | Applications of universal frequency translation |
US6813485B2 (en) | 1998-10-21 | 2004-11-02 | Parkervision, Inc. | Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same |
US7236754B2 (en) | 1999-08-23 | 2007-06-26 | Parkervision, Inc. | Method and system for frequency up-conversion |
US7039372B1 (en) * | 1998-10-21 | 2006-05-02 | Parkervision, Inc. | Method and system for frequency up-conversion with modulation embodiments |
US7209725B1 (en) | 1999-01-22 | 2007-04-24 | Parkervision, Inc | Analog zero if FM decoder and embodiments thereof, such as the family radio service |
US6879817B1 (en) | 1999-04-16 | 2005-04-12 | Parkervision, Inc. | DC offset, re-radiation, and I/Q solutions using universal frequency translation technology |
US6853690B1 (en) | 1999-04-16 | 2005-02-08 | Parkervision, Inc. | Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments |
US7693230B2 (en) | 1999-04-16 | 2010-04-06 | Parkervision, Inc. | Apparatus and method of differential IQ frequency up-conversion |
US7065162B1 (en) | 1999-04-16 | 2006-06-20 | Parkervision, Inc. | Method and system for down-converting an electromagnetic signal, and transforms for same |
US7110444B1 (en) | 1999-08-04 | 2006-09-19 | Parkervision, Inc. | Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations |
US8295406B1 (en) | 1999-08-04 | 2012-10-23 | Parkervision, Inc. | Universal platform module for a plurality of communication protocols |
US7010286B2 (en) | 2000-04-14 | 2006-03-07 | Parkervision, Inc. | Apparatus, system, and method for down-converting and up-converting electromagnetic signals |
US7454453B2 (en) | 2000-11-14 | 2008-11-18 | Parkervision, Inc. | Methods, systems, and computer program products for parallel correlation and applications thereof |
US7072427B2 (en) | 2001-11-09 | 2006-07-04 | Parkervision, Inc. | Method and apparatus for reducing DC offsets in a communication system |
US7460584B2 (en) | 2002-07-18 | 2008-12-02 | Parkervision, Inc. | Networking methods and systems |
US7379883B2 (en) | 2002-07-18 | 2008-05-27 | Parkervision, Inc. | Networking methods and systems |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3331071A (en) * | 1965-12-23 | 1967-07-11 | James E Webb | Satellite communication system |
DE2130095C3 (de) * | 1970-07-10 | 1974-11-14 | Autophon Ag, Solothurn (Schweiz) | Schaltungsanordnung zur Erzeugung einer in ihrer Frequenz intermittierend modulierbaren Hochfrequenzschwingung hoher Frequenzgenauigkeit |
US4061979A (en) * | 1975-10-20 | 1977-12-06 | Digital Communications Corporation | Phase locked loop with pre-set and squelch |
JPS5816653B2 (ja) * | 1976-03-19 | 1983-04-01 | 三洋電機株式会社 | Fm受信機のパルス性雑音除去装置 |
US4310804A (en) * | 1978-02-06 | 1982-01-12 | Motorola, Inc. | Input activated frequency synthesizer |
DE3016118C2 (de) * | 1979-04-28 | 1984-10-31 | Pioneer Electronic Corp., Tokio/Tokyo | Schaltungsanordnung zur Unterdrückung von Störimpulsen in FM-Empfängern |
-
1983
- 1983-12-28 JP JP58245435A patent/JPS60141027A/ja active Granted
-
1984
- 1984-12-28 EP EP84116464A patent/EP0147869B1/de not_active Expired - Lifetime
- 1984-12-28 CA CA000471131A patent/CA1234604A/en not_active Expired
- 1984-12-28 US US06/687,343 patent/US4633510A/en not_active Expired - Lifetime
- 1984-12-28 DE DE8484116464T patent/DE3482397D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0147869A2 (de) | 1985-07-10 |
US4633510A (en) | 1986-12-30 |
CA1234604A (en) | 1988-03-29 |
EP0147869B1 (de) | 1990-05-30 |
JPS60141027A (ja) | 1985-07-26 |
JPH0354904B2 (de) | 1991-08-21 |
EP0147869A3 (en) | 1987-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |