IL85874A - Low power digital receiver - Google Patents
Low power digital receiverInfo
- Publication number
- IL85874A IL85874A IL85874A IL8587488A IL85874A IL 85874 A IL85874 A IL 85874A IL 85874 A IL85874 A IL 85874A IL 8587488 A IL8587488 A IL 8587488A IL 85874 A IL85874 A IL 85874A
- Authority
- IL
- Israel
- Prior art keywords
- digital receiver
- low power
- power digital
- signal
- digitize
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
- H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
- H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
- Noise Elimination (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/062,816 US4811362A (en) | 1987-06-15 | 1987-06-15 | Low power digital receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
IL85874A0 IL85874A0 (en) | 1988-09-30 |
IL85874A true IL85874A (en) | 1991-09-16 |
Family
ID=22045014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL85874A IL85874A (en) | 1987-06-15 | 1988-03-25 | Low power digital receiver |
Country Status (10)
Country | Link |
---|---|
US (1) | US4811362A (ko) |
EP (1) | EP0394257B1 (ko) |
JP (1) | JP2866094B2 (ko) |
KR (1) | KR960015174B1 (ko) |
AT (1) | ATE111288T1 (ko) |
CA (1) | CA1313538C (ko) |
DE (1) | DE3851440T2 (ko) |
HK (1) | HK1000364A1 (ko) |
IL (1) | IL85874A (ko) |
WO (1) | WO1988010548A1 (ko) |
Families Citing this family (54)
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US5187471A (en) * | 1988-06-24 | 1993-02-16 | Kabushiki Kaisha Toshiba | Radio telecommunication apparatus |
US5220583A (en) * | 1988-10-03 | 1993-06-15 | Motorola, Inc. | Digital fm demodulator with a reduced sampling rate |
US5134406A (en) * | 1989-10-13 | 1992-07-28 | Cincinnati Microwave, Inc. | Long range police radar warning receiver with multiple array averaging |
US4954828A (en) * | 1989-10-13 | 1990-09-04 | Cincinnati Microwave, Inc. | Long range police radar warning receiver |
US5079553A (en) * | 1989-10-13 | 1992-01-07 | Cincinnati Microwave, Inc. | Long range police radar warning receiver |
US5049885A (en) * | 1989-10-13 | 1991-09-17 | Cincinnati Microwave, Inc. | Long range police radar warning receiver |
WO1993011605A1 (en) * | 1991-11-27 | 1993-06-10 | Communications Satellite Corporation | Digital demodulator for preamble-less burst communications |
US5420646A (en) * | 1991-12-30 | 1995-05-30 | Zenith Electronics Corp. | Bandswitched tuning system having a plurality of local oscillators for a digital television receiver |
US5448756A (en) * | 1992-07-02 | 1995-09-05 | Motorola, Inc. | High frequency battery saver for a radio receiver |
US5396520A (en) * | 1992-07-29 | 1995-03-07 | Dial Page Lp | Digital RF receiver |
DE4237692C1 (de) * | 1992-11-07 | 1994-03-03 | Grundig Emv | Empfänger für ein digitales Rundfunksignal |
US5640430A (en) * | 1993-09-02 | 1997-06-17 | Motorola, Inc. | Method for detecting valid data in a data stream |
US5650785A (en) * | 1994-11-01 | 1997-07-22 | Trimble Navigation Limited | Low power GPS receiver |
FR2735316B1 (fr) * | 1995-06-12 | 1997-07-18 | Thomson Multimedia Sa | Procede de numerisation de signaux video fi et dispositif pour mettre en oeuvre ce procede |
JPH10190568A (ja) * | 1996-12-27 | 1998-07-21 | Matsushita Electric Ind Co Ltd | 無線受信装置 |
GB2338853B (en) * | 1998-06-18 | 2002-11-06 | Ericsson Telefon Ab L M | Radio receiver |
US6061551A (en) | 1998-10-21 | 2000-05-09 | Parkervision, Inc. | Method and system for down-converting electromagnetic signals |
US6091940A (en) | 1998-10-21 | 2000-07-18 | Parkervision, Inc. | Method and system for frequency up-conversion |
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 |
US6694128B1 (en) | 1998-08-18 | 2004-02-17 | Parkervision, Inc. | Frequency synthesizer using universal frequency translation technology |
US6243561B1 (en) * | 1998-10-13 | 2001-06-05 | Qualcomm Incorporated | Offline page monitoring |
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 |
US6061555A (en) | 1998-10-21 | 2000-05-09 | Parkervision, Inc. | Method and system for ensuring reception of a communications signal |
US6560301B1 (en) * | 1998-10-21 | 2003-05-06 | Parkervision, Inc. | Integrated frequency translation and selectivity with a variety of filter embodiments |
US6542722B1 (en) * | 1998-10-21 | 2003-04-01 | Parkervision, Inc. | Method and system for frequency up-conversion with variety of transmitter configurations |
US7039372B1 (en) | 1998-10-21 | 2006-05-02 | Parkervision, Inc. | Method and system for frequency up-conversion with modulation embodiments |
US6370371B1 (en) | 1998-10-21 | 2002-04-09 | Parkervision, Inc. | Applications of universal frequency translation |
US6049706A (en) | 1998-10-21 | 2000-04-11 | Parkervision, Inc. | Integrated frequency translation and selectivity |
US7236754B2 (en) | 1999-08-23 | 2007-06-26 | Parkervision, Inc. | Method and system for frequency up-conversion |
US6704549B1 (en) | 1999-03-03 | 2004-03-09 | Parkvision, Inc. | Multi-mode, multi-band communication system |
US6704558B1 (en) | 1999-01-22 | 2004-03-09 | Parkervision, Inc. | Image-reject down-converter 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 |
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 |
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 |
US6704348B2 (en) * | 2001-05-18 | 2004-03-09 | Global Locate, Inc. | Method and apparatus for computing signal correlation at multiple resolutions |
US8295406B1 (en) | 1999-08-04 | 2012-10-23 | Parkervision, Inc. | Universal platform module for a plurality of communication protocols |
DE19963644A1 (de) * | 1999-12-29 | 2001-07-12 | Becker Gmbh | Empfänger |
US7010286B2 (en) | 2000-04-14 | 2006-03-07 | Parkervision, Inc. | Apparatus, system, and method for down-converting and up-converting electromagnetic signals |
DE10024267A1 (de) | 2000-05-17 | 2001-11-29 | Bosch Gmbh Robert | Rundfunkempfänger für den Empfang von digitalen Rundfunksignalen und Verfahren zum Empfang von digitalen Rundfunksignalen |
DE10044449A1 (de) | 2000-09-08 | 2002-04-04 | Infineon Technologies Ag | Empfängerschaltung, insbesondere für den Mobilfunk |
US7454453B2 (en) | 2000-11-14 | 2008-11-18 | Parkervision, Inc. | Methods, systems, and computer program products for parallel correlation and applications thereof |
DE60111918T2 (de) * | 2001-02-16 | 2006-04-20 | Sony International (Europe) Gmbh | Verfahren und Vorrichtung zur Verarbeitung eines empfangenen Rundfunksignals |
US7769076B2 (en) | 2001-05-18 | 2010-08-03 | Broadcom Corporation | Method and apparatus for performing frequency synchronization |
US7006556B2 (en) | 2001-05-18 | 2006-02-28 | Global Locate, Inc. | Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference |
US7567636B2 (en) * | 2001-05-18 | 2009-07-28 | Global Locate, Inc. | Method and apparatus for performing signal correlation using historical correlation data |
US7190712B2 (en) * | 2001-05-18 | 2007-03-13 | Global Locate, Inc | Method and apparatus for performing signal correlation |
US7995682B2 (en) * | 2001-05-18 | 2011-08-09 | Broadcom Corporation | Method and apparatus for performing signal processing using historical correlation data |
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 |
TWI280690B (en) * | 2003-03-18 | 2007-05-01 | Tdk Corp | Electronic device for wireless communications and reflector device for wireless communication cards |
US8909267B2 (en) * | 2012-04-19 | 2014-12-09 | Telefonaktiebolaget L M Ericsson (Publ) | Energy-efficient detection of network connection requests |
Family Cites Families (28)
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US3651413A (en) * | 1969-09-29 | 1972-03-21 | Keith H Wycoff | Communication receiver incorporating tone operated pulser circuit and electronic switch |
NL168099C (nl) * | 1974-09-12 | 1982-02-16 | Philips Nv | Modulatie- en filterinrichting voor digitale signalen. |
US3988539A (en) * | 1974-09-16 | 1976-10-26 | Hycom Incorporated | Data transmission system using optimal eight-vector signaling scheme |
US3979701A (en) * | 1975-06-17 | 1976-09-07 | Communications Satellite Corporation (Comsat) | Non-recursive digital filter employing simple coefficients |
FR2331213A1 (fr) * | 1975-11-10 | 1977-06-03 | Ibm France | Filtre numerique |
US4011438A (en) * | 1975-12-17 | 1977-03-08 | Motorola, Inc. | Simplified digital moving target indicator filter |
US4071821A (en) * | 1976-04-28 | 1978-01-31 | Honeywell Inc. | Quadrature correlation phase determining apparatus |
NL175575C (nl) * | 1976-05-28 | 1984-11-16 | Philips Nv | Filter- en demodulatie-inrichting. |
US4057759A (en) * | 1976-06-23 | 1977-11-08 | Gte Sylvania Incorporated | Communication receiving apparatus |
US4455680A (en) * | 1976-11-02 | 1984-06-19 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for receiving and tracking phase modulated signals |
US4346477A (en) * | 1977-08-01 | 1982-08-24 | E-Systems, Inc. | Phase locked sampling radio receiver |
US4159526A (en) * | 1977-08-08 | 1979-06-26 | Ncr Corporation | Digitally controlled variable frequency oscillator |
US4246653A (en) * | 1979-01-08 | 1981-01-20 | Northrop Corporation | In-phase quadrature demodulator for CPSK signals |
US4237554A (en) * | 1979-03-01 | 1980-12-02 | Bell Telephone Laboratories, Incorporated | Coefficient tap leakage for fractionally-spaced equalizers |
US4313211A (en) * | 1979-08-13 | 1982-01-26 | Bell Telephone Laboratories, Incorporated | Single sideband receiver with pilot-based feed forward correction for motion-induced distortion |
JPS593635Y2 (ja) * | 1979-09-29 | 1984-02-01 | 日本電気株式会社 | 選択呼出受信機 |
US4315219A (en) * | 1980-04-07 | 1982-02-09 | Canadian Patents & Development Limited | Amplitude controlled digital oscillator |
US4345500A (en) * | 1980-04-28 | 1982-08-24 | New England Digital Corp. | High resolution musical note oscillator and instrument that includes the note oscillator |
US4531237A (en) * | 1980-05-14 | 1985-07-23 | Bar On Yair | Energy conservation circuit for standby operation |
US4317092A (en) * | 1980-06-30 | 1982-02-23 | Hewlett-Packard Company | Recursive low pass digital filter |
US4356559A (en) * | 1980-08-01 | 1982-10-26 | Bell Telephone Laboratories, Incorporated | Logic arrangement for recursive digital filter |
US4419759A (en) * | 1980-08-05 | 1983-12-06 | Communications Satellite Corporation | Concurrent carrier and clock synchronization for data transmission system |
US4384357A (en) * | 1981-04-03 | 1983-05-17 | Canadian Patens & Development Limited | Self-synchronization circuit for a FFSK or MSK demodulator |
EP0080014B1 (de) * | 1981-09-26 | 1986-12-30 | Robert Bosch Gmbh | Digitaler Demodulator frequenzmodulierter Signale |
US4475220A (en) * | 1982-01-19 | 1984-10-02 | Rca Corporation | Symbol synchronizer for MPSK signals |
US4502078A (en) * | 1982-02-22 | 1985-02-26 | Rca Corporation | Digital television receivers |
JPS58182332A (ja) * | 1982-04-19 | 1983-10-25 | Nec Corp | 選択呼出し受信機のバツテリ・セ−ビング装置 |
US4590618A (en) * | 1984-03-13 | 1986-05-20 | Motorola, Inc. | Receiver having reference voltage stabilization circuitry |
-
1987
- 1987-06-15 US US07/062,816 patent/US4811362A/en not_active Expired - Fee Related
-
1988
- 1988-03-23 CA CA000562176A patent/CA1313538C/en not_active Expired - Fee Related
- 1988-03-25 IL IL85874A patent/IL85874A/xx not_active IP Right Cessation
- 1988-06-06 EP EP88906319A patent/EP0394257B1/en not_active Expired - Lifetime
- 1988-06-06 DE DE3851440T patent/DE3851440T2/de not_active Expired - Fee Related
- 1988-06-06 AT AT88906319T patent/ATE111288T1/de active
- 1988-06-06 KR KR1019890700249A patent/KR960015174B1/ko not_active IP Right Cessation
- 1988-06-06 WO PCT/US1988/001891 patent/WO1988010548A1/en active IP Right Grant
- 1988-06-06 JP JP63505773A patent/JP2866094B2/ja not_active Expired - Fee Related
-
1997
- 1997-10-14 HK HK97101918A patent/HK1000364A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0394257A1 (en) | 1990-10-31 |
DE3851440D1 (de) | 1994-10-13 |
WO1988010548A1 (en) | 1988-12-29 |
KR890702393A (ko) | 1989-12-23 |
HK1000364A1 (en) | 1998-03-06 |
KR960015174B1 (ko) | 1996-11-01 |
DE3851440T2 (de) | 1995-03-30 |
EP0394257A4 (en) | 1991-09-11 |
JP2866094B2 (ja) | 1999-03-08 |
EP0394257B1 (en) | 1994-09-07 |
JPH02503977A (ja) | 1990-11-15 |
ATE111288T1 (de) | 1994-09-15 |
US4811362A (en) | 1989-03-07 |
CA1313538C (en) | 1993-02-09 |
IL85874A0 (en) | 1988-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
KB | Patent renewed | ||
MM9K | Patent not in force due to non-payment of renewal fees |