HK19794A - Digital envelope detection circuit - Google Patents
Digital envelope detection circuitInfo
- Publication number
- HK19794A HK19794A HK197/94A HK19794A HK19794A HK 19794 A HK19794 A HK 19794A HK 197/94 A HK197/94 A HK 197/94A HK 19794 A HK19794 A HK 19794A HK 19794 A HK19794 A HK 19794A
- Authority
- HK
- Hong Kong
- Prior art keywords
- detection circuit
- envelope detection
- digital envelope
- digital
- circuit
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J9/00—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification
- H03J9/06—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification using electromagnetic waves other than radio waves, e.g. light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Selective Calling Equipment (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Dc Digital Transmission (AREA)
- Manipulation Of Pulses (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/768,079 US4622481A (en) | 1985-08-21 | 1985-08-21 | Digital envelope detection circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
HK19794A true HK19794A (en) | 1994-03-18 |
Family
ID=25081463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK197/94A HK19794A (en) | 1985-08-21 | 1994-03-10 | Digital envelope detection circuit |
Country Status (8)
Country | Link |
---|---|
US (1) | US4622481A (xx) |
JP (1) | JPS6352598A (xx) |
KR (1) | KR950000676B1 (xx) |
CA (1) | CA1240738A (xx) |
DE (1) | DE3628222A1 (xx) |
GB (1) | GB2179776B (xx) |
HK (1) | HK19794A (xx) |
SG (1) | SG10292G (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4726045A (en) * | 1986-03-28 | 1988-02-16 | Tektronix, Inc. | Low jitter digital delay generator |
EP0286744A1 (en) * | 1987-04-14 | 1988-10-19 | Hewlett-Packard Limited | Detection of digital signal error rates |
DE3715595A1 (de) * | 1987-05-09 | 1988-11-24 | Broadcast Television Syst | Verfahren zur verkopplung von vertikalfrequenten synchronsignalen |
US4897718A (en) * | 1988-05-03 | 1990-01-30 | Thomson Consumer Electronics, Inc. | Rapid access remote control system |
JP2646663B2 (ja) * | 1988-06-07 | 1997-08-27 | 株式会社日立製作所 | 動体イメージング方法およびその装置 |
US5101419A (en) * | 1990-04-18 | 1992-03-31 | Advanced Micro Devices, Inc. | Fixed duty cycle clock generator |
JP2634702B2 (ja) * | 1991-01-31 | 1997-07-30 | 三菱電機株式会社 | リモートコントロール送信回路 |
EP0824789B1 (de) * | 1995-05-11 | 2001-08-08 | Infineon Technologies AG | Vorrichtung zur takterzeugung für cmos-schaltungen mit dynamischen registern |
US5666073A (en) * | 1995-08-04 | 1997-09-09 | Kruse; Neils A. | Power dissipation limiter for high frequency switch |
FR2782387B1 (fr) * | 1998-08-13 | 2000-11-03 | St Microelectronics Sa | Circuit de detection de la disparition d'un signal periodique |
DE10237447A1 (de) * | 2002-08-16 | 2004-03-04 | Detectis Gmbh | Verfahren zur Bestimmung der Position eines Empfängers und Empfänger |
US9634694B2 (en) * | 2013-11-26 | 2017-04-25 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Transmitter with a reduced complexity digital up-converter |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3044065A (en) * | 1957-08-05 | 1962-07-10 | Sperry Rand Corp | Electronic programming means for synchronizing a plurality of remotely located similar means |
US3548320A (en) * | 1968-05-23 | 1970-12-15 | Us Navy | Digital fm sweep generator |
US3980960A (en) * | 1975-10-09 | 1976-09-14 | Computer Identics Corporation | Signal width and width ratio determining apparatus |
DE2658957A1 (de) * | 1976-03-03 | 1977-09-08 | Ibm | Detektorschaltung fuer den traeger bei digitaler datenuebertragung |
US4137504A (en) * | 1977-08-12 | 1979-01-30 | Digital Equipment Corporation | Digital filter |
US4216463A (en) * | 1978-08-10 | 1980-08-05 | Motorola, Inc. | Programmable digital tone detector |
US4330751A (en) * | 1979-12-03 | 1982-05-18 | Norlin Industries, Inc. | Programmable frequency and duty cycle tone signal generator |
JPS57204663A (en) * | 1981-06-10 | 1982-12-15 | Fujitsu Ltd | Carrier wave detecting system |
US4443709A (en) * | 1982-04-08 | 1984-04-17 | Honeywell Information Systems Inc. | Frequency responsive system power sequencer |
-
1985
- 1985-08-21 US US06/768,079 patent/US4622481A/en not_active Expired - Lifetime
-
1986
- 1986-08-05 CA CA000515353A patent/CA1240738A/en not_active Expired
- 1986-08-19 GB GB08620143A patent/GB2179776B/en not_active Expired
- 1986-08-20 DE DE19863628222 patent/DE3628222A1/de active Granted
- 1986-08-20 JP JP61196455A patent/JPS6352598A/ja active Granted
- 1986-08-20 KR KR1019860006863A patent/KR950000676B1/ko active
-
1992
- 1992-02-03 SG SG102/92A patent/SG10292G/en unknown
-
1994
- 1994-03-10 HK HK197/94A patent/HK19794A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SG10292G (en) | 1992-03-20 |
JPS6352598A (ja) | 1988-03-05 |
JPH0529181B2 (xx) | 1993-04-28 |
CA1240738A (en) | 1988-08-16 |
KR950000676B1 (ko) | 1995-01-27 |
DE3628222C2 (xx) | 1989-12-14 |
US4622481A (en) | 1986-11-11 |
GB2179776B (en) | 1989-02-15 |
GB2179776A (en) | 1987-03-11 |
DE3628222A1 (de) | 1987-02-26 |
GB8620143D0 (en) | 1986-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |