PT78026B - Decoder circuit for detecting the presence of a signal exhibiting a predetermined frequency and method of processing on which it is based - Google Patents
Decoder circuit for detecting the presence of a signal exhibiting a predetermined frequency and method of processing on which it is based Download PDFInfo
- Publication number
- PT78026B PT78026B PT78026A PT7802684A PT78026B PT 78026 B PT78026 B PT 78026B PT 78026 A PT78026 A PT 78026A PT 7802684 A PT7802684 A PT 7802684A PT 78026 B PT78026 B PT 78026B
- Authority
- PT
- Portugal
- Prior art keywords
- signal
- samples
- circuit
- bite
- predetermined frequency
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 20
- 238000012545 processing Methods 0.000 title claims description 10
- 230000001747 exhibiting effect Effects 0.000 title abstract description 3
- 238000005070 sampling Methods 0.000 claims abstract description 39
- 230000004044 response Effects 0.000 abstract description 36
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 description 28
- 230000005236 sound signal Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 16
- 230000006870 function Effects 0.000 description 14
- 230000006872 improvement Effects 0.000 description 11
- 230000000875 corresponding effect Effects 0.000 description 7
- 244000060011 Cocos nucifera Species 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 235000013162 Cocos nucifera Nutrition 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- -1 4-Amino-1-cyclopentyl- Chemical group 0.000 description 1
- 240000008790 Musa x paradisiaca Species 0.000 description 1
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 1
- 101000986989 Naja kaouthia Acidic phospholipase A2 CM-II Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000002442 scanning plasmon near-field microscopy Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/905—Side lobe reduction or shading
Landscapes
- Radar Systems Or Details Thereof (AREA)
- Complex Calculations (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
- Control Of Stepping Motors (AREA)
- Color Television Systems (AREA)
- Noise Elimination (AREA)
- Image Analysis (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/462,494 US4513385A (en) | 1983-01-31 | 1983-01-31 | Apparatus and method for suppressing side lobe response in a digitally sampled system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT78026A PT78026A (en) | 1984-02-01 |
| PT78026B true PT78026B (en) | 1986-04-18 |
Family
ID=23836619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT78026A PT78026B (en) | 1983-01-31 | 1984-01-27 | Decoder circuit for detecting the presence of a signal exhibiting a predetermined frequency and method of processing on which it is based |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4513385A (forum.php) |
| EP (1) | EP0134810B1 (forum.php) |
| JP (1) | JPS60500885A (forum.php) |
| KR (1) | KR910005967B1 (forum.php) |
| AU (1) | AU570949B2 (forum.php) |
| CA (1) | CA1224878A (forum.php) |
| DE (1) | DE3478158D1 (forum.php) |
| DK (1) | DK167790B1 (forum.php) |
| ES (1) | ES8503856A1 (forum.php) |
| FI (1) | FI89112C (forum.php) |
| GR (1) | GR81723B (forum.php) |
| IL (1) | IL70775A (forum.php) |
| IT (1) | IT1177524B (forum.php) |
| MX (1) | MX155890A (forum.php) |
| PT (1) | PT78026B (forum.php) |
| WO (1) | WO1984002991A1 (forum.php) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6237245A (ja) * | 1985-08-09 | 1987-02-18 | Koito Mfg Co Ltd | ランプカバ−付前照灯装置 |
| US4769610A (en) * | 1987-06-29 | 1988-09-06 | Motorola, Inc. | Tone decoder |
| US6930633B1 (en) | 1988-03-22 | 2005-08-16 | Raytheon Company | Adaptive glint reduction method and system |
| US5274579A (en) * | 1990-01-02 | 1993-12-28 | Motorola, Inc. | Digital tone detector |
| US5532700A (en) * | 1995-03-16 | 1996-07-02 | The United States Of America As Represented By The Secretary Of The Navy | Preprocessor and adaptive beamformer for active signals of arbitrary waveform |
| US6130943A (en) * | 1996-12-23 | 2000-10-10 | Mci Communications Corporation | Method and apparatus for suppressing echo in telephony |
| GB2337412A (en) * | 1998-05-13 | 1999-11-17 | Motorola Ltd | Tone signalling |
| US6424925B1 (en) * | 1999-08-31 | 2002-07-23 | Integrated Telecom Express, Inc. | Circuit and method for detecting a tone signal |
| DE10239810A1 (de) * | 2002-08-29 | 2004-03-11 | Siemens Ag | Verfahren und Sendeeinrichtung zum Übertragen von Daten in einem Mehrträgersystem |
| DE60232609D1 (de) * | 2002-08-30 | 2009-07-23 | Ericsson Telefon Ab L M | Verringerung von nah-mehrdeutigkeiten |
| ATE464673T1 (de) | 2002-08-30 | 2010-04-15 | Ericsson Telefon Ab L M | Verfahren zur verbesserung der messgenauigkeit in einer antennengruppe |
| US8730031B2 (en) | 2005-04-28 | 2014-05-20 | Proteus Digital Health, Inc. | Communication system using an implantable device |
| US9659423B2 (en) | 2008-12-15 | 2017-05-23 | Proteus Digital Health, Inc. | Personal authentication apparatus system and method |
| TWI503101B (zh) | 2008-12-15 | 2015-10-11 | Proteus Digital Health Inc | 與身體有關的接收器及其方法 |
| US9439566B2 (en) | 2008-12-15 | 2016-09-13 | Proteus Digital Health, Inc. | Re-wearable wireless device |
| WO2011094606A2 (en) | 2010-02-01 | 2011-08-04 | Proteus Biomedical, Inc. | Data gathering system |
| EP2683291B1 (en) | 2011-03-11 | 2019-07-31 | Proteus Digital Health, Inc. | Wearable personal body associated device with various physical configurations |
| US9756874B2 (en) | 2011-07-11 | 2017-09-12 | Proteus Digital Health, Inc. | Masticable ingestible product and communication system therefor |
| WO2015112603A1 (en) | 2014-01-21 | 2015-07-30 | Proteus Digital Health, Inc. | Masticable ingestible product and communication system therefor |
| JP6498177B2 (ja) | 2013-03-15 | 2019-04-10 | プロテウス デジタル ヘルス， インコーポレイテッド | 本人認証装置システムおよび方法 |
| CA2924815C (en) * | 2013-09-20 | 2017-06-20 | Proteus Digital Health, Inc. | Methods, devices and systems for receiving and decoding a signal in the presence of noise using slices and warping |
| WO2015044722A1 (en) | 2013-09-24 | 2015-04-02 | Proteus Digital Health, Inc. | Method and apparatus for use with received electromagnetic signal at a frequency not known exactly in advance |
| US10084880B2 (en) | 2013-11-04 | 2018-09-25 | Proteus Digital Health, Inc. | Social media networking based on physiologic information |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057802A (en) * | 1975-09-11 | 1977-11-08 | Sanders Associates, Inc. | Sidelobe cancellation system |
| SE395773B (sv) * | 1975-11-24 | 1977-08-22 | Ericsson Telefon Ab L M | Forfarande att i mottagare i en radaranleggning eliminera avstandssidolober vid kompression av en pa sendarsidan diskret fasmodulerad radarpuls |
| FR2374651A1 (fr) * | 1976-12-16 | 1978-07-13 | Labo Cent Telecommunicat | Dispositif d'elimination des lobes secondaires d'auto-correlation d'un signal continu periodique code en phase |
| US4216463A (en) * | 1978-08-10 | 1980-08-05 | Motorola, Inc. | Programmable digital tone detector |
| JPS5580951A (en) * | 1978-12-15 | 1980-06-18 | Nec Corp | Digital receiver |
| US4259650A (en) * | 1979-03-19 | 1981-03-31 | International Telephone And Telegraph Corporation | Sidelobe rejection filter |
| US4291396A (en) * | 1980-01-24 | 1981-09-22 | The United States Of America As Represented By The Secretary Of The Navy | Discrete amplitude shading for lobe-suppression in discrete array |
| US4302817A (en) * | 1980-02-14 | 1981-11-24 | Motorola, Inc. | Digital Pseudo continuous tone detector |
-
1983
- 1983-01-31 US US06/462,494 patent/US4513385A/en not_active Expired - Lifetime
-
1984
- 1984-01-16 WO PCT/US1984/000069 patent/WO1984002991A1/en active IP Right Grant
- 1984-01-16 JP JP59500889A patent/JPS60500885A/ja active Granted
- 1984-01-16 EP EP84900794A patent/EP0134810B1/en not_active Expired
- 1984-01-16 AU AU24980/84A patent/AU570949B2/en not_active Ceased
- 1984-01-16 DE DE8484900794T patent/DE3478158D1/de not_active Expired
- 1984-01-17 CA CA000445468A patent/CA1224878A/en not_active Expired
- 1984-01-25 IL IL70775A patent/IL70775A/xx not_active IP Right Cessation
- 1984-01-27 PT PT78026A patent/PT78026B/pt not_active IP Right Cessation
- 1984-01-30 ES ES529293A patent/ES8503856A1/es not_active Expired
- 1984-01-30 GR GR73656A patent/GR81723B/el unknown
- 1984-01-30 IT IT47617/84A patent/IT1177524B/it active
- 1984-01-31 MX MX200193A patent/MX155890A/es unknown
- 1984-01-31 KR KR8400441A patent/KR910005967B1/ko not_active Expired
- 1984-09-28 DK DK464884A patent/DK167790B1/da active
- 1984-10-01 FI FI843848A patent/FI89112C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0134810A4 (en) | 1985-09-16 |
| JPH0422379B2 (forum.php) | 1992-04-16 |
| DK464884D0 (da) | 1984-09-28 |
| IL70775A (en) | 1987-01-30 |
| PT78026A (en) | 1984-02-01 |
| FI89112C (fi) | 1993-08-10 |
| FI843848L (fi) | 1984-10-01 |
| EP0134810A1 (en) | 1985-03-27 |
| AU2498084A (en) | 1984-08-15 |
| ES529293A0 (es) | 1985-03-16 |
| FI843848A0 (fi) | 1984-10-01 |
| CA1224878A (en) | 1987-07-28 |
| ES8503856A1 (es) | 1985-03-16 |
| FI89112B (fi) | 1993-04-30 |
| DE3478158D1 (en) | 1989-06-15 |
| JPS60500885A (ja) | 1985-06-06 |
| DK167790B1 (da) | 1993-12-13 |
| DK464884A (da) | 1984-10-15 |
| IL70775A0 (en) | 1984-04-30 |
| KR910005967B1 (en) | 1991-08-09 |
| GR81723B (forum.php) | 1984-12-12 |
| IT1177524B (it) | 1987-08-26 |
| MX155890A (es) | 1988-01-06 |
| WO1984002991A1 (en) | 1984-08-02 |
| US4513385A (en) | 1985-04-23 |
| AU570949B2 (en) | 1988-03-31 |
| EP0134810B1 (en) | 1989-05-10 |
| IT8447617A0 (it) | 1984-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19941031 |