FI812026L - KRETSARRANGEMANG FOER MINSKNING AV MEDIAOEVERBELASTNINGSEFFEKTER I SIGNALMOTTAGANDE OCH -AVSAENDANDE SYSTEM - Google Patents

KRETSARRANGEMANG FOER MINSKNING AV MEDIAOEVERBELASTNINGSEFFEKTER I SIGNALMOTTAGANDE OCH -AVSAENDANDE SYSTEM

Info

Publication number: FI812026L
Authority: FI; Finland
Prior art keywords: signalmottagande; mediaoeverbelastningseffekter; kretsarrangemang; avsaendande; och
Prior art date: 1980-06-30

Application number

FI812026A

Other languages

Finnish (fi)

Other versions

FI76456B (en

FI76456C (en

Inventor

Ray Milton Dolby

Original Assignee

Ray Milton Dolby

Priority date (The priority date 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 date listed.)

1980-06-30

Filing date

1981-06-29

Publication date

1981-12-31

1981-06-29 Application filed by Ray Milton Dolby filed Critical Ray Milton Dolby

1981-12-31 Publication of FI812026L publication Critical patent/FI812026L/en

1988-06-30 Publication of FI76456B publication Critical patent/FI76456B/en

1988-10-10 Application granted granted Critical

1988-10-10 Publication of FI76456C publication Critical patent/FI76456C/en

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
- H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression

FI812026A 1980-06-30 1981-06-29 KRETSANORDNING FOER MINSKNING AV OEVERBELASTNINGSEFFEKTER HOS INSPELNINGS- ELLER TRANSMISSIONSMEDIUM I INSPELNINGS- OCH TRANSMISSIONSSYSTEM. FI76456C (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US16395080A	1980-06-30	1980-06-30
US16395080		1980-06-30
US18077180A	1980-08-22	1980-08-22
US18077180		1980-08-22

Publications (3)

Publication Number	Publication Date
FI812026L true FI812026L (en)	1981-12-31
FI76456B FI76456B (en)	1988-06-30
FI76456C FI76456C (en)	1988-10-10

Family

ID=26860115

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
FI812026A FI76456C (en)	1980-06-30	1981-06-29	KRETSANORDNING FOER MINSKNING AV OEVERBELASTNINGSEFFEKTER HOS INSPELNINGS- ELLER TRANSMISSIONSMEDIUM I INSPELNINGS- OCH TRANSMISSIONSSYSTEM.
FI812024A FI74368C (en)	1980-06-30	1981-06-29	KRETSARRANGEMANG FOER MODIFIERING AV DYNAMISKT OMRAODE.
FI812025A FI79428C (en)	1980-06-30	1981-06-29	NAET FOER DAEMPNING AV MELLANFREKVENSMODULATIONSFENOMEN HOS KOMPRESSORER, EXPANDRAR OCH BRUSDAEMPNINGSSYSTEM.

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
FI812024A FI74368C (en)	1980-06-30	1981-06-29	KRETSARRANGEMANG FOER MODIFIERING AV DYNAMISKT OMRAODE.
FI812025A FI79428C (en)	1980-06-30	1981-06-29	NAET FOER DAEMPNING AV MELLANFREKVENSMODULATIONSFENOMEN HOS KOMPRESSORER, EXPANDRAR OCH BRUSDAEMPNINGSSYSTEM.

Country Status (17)

Country	Link
KR (4)	KR880000106B1 (en)
AT (3)	AT372796B (en)
AU (3)	AU544888B2 (en)
BR (3)	BR8104157A (en)
CH (3)	CH662684A5 (en)
DE (3)	DE3125788A1 (en)
DK (3)	DK172325B1 (en)
ES (3)	ES8300233A1 (en)
FI (3)	FI76456C (en)
GB (3)	GB2079113B (en)
HK (3)	HK28485A (en)
IT (3)	IT1137987B (en)
MY (3)	MY8501148A (en)
NL (3)	NL190214C (en)
NO (3)	NO157399C (en)
SE (3)	SE447525B (en)
SG (3)	SG4385G (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4736433A (en) *	1985-06-17	1988-04-05	Dolby Ray Milton	Circuit arrangements for modifying dynamic range using action substitution and superposition techniques
US4815068A (en) *	1987-08-07	1989-03-21	Dolby Ray Milton	Audio encoder for use with more than one decoder each having different characteristics
US5793797A (en) *	1995-05-09	1998-08-11	Unisys Corporation	Data transmisson system with a low peak-to-average power ratio based on distorting small amplitude signals
US5651028A (en) *	1995-05-09	1997-07-22	Unisys Corporation	Data transmission system with a low peak-to-average power ratio based on distorting frequently occuring signals
DE10011193B4 (en) *	2000-03-08	2004-02-05	Sennheiser Electronic Gmbh & Co. Kg	Compander system with a compressor circuit and an expander circuit

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US28426A (en) *		1860-05-22		Shortening tires
US2558002A (en) *	1939-10-24	1951-06-26	Int Standard Electric Corp	Volume compression system
US3022473A (en) *	1959-08-18	1962-02-20	Bell Telephone Labor Inc	Signal recovery circuits
GB1253031A (en) *	1968-01-10	1971-11-10
US3846719A (en) *	1973-09-13	1974-11-05	Dolby Laboratories Inc	Noise reduction systems
US3903485A (en) *	1968-01-10	1975-09-02	Ray Milton Dolby	Compressors, expanders and noise reduction systems
USRE28426E (en) *	1968-11-01	1975-05-20		Signal compressors and expanders
US3757254A (en) *	1970-06-05	1973-09-04	Victor Co Ltd	N system noise reduction system and apparatus using a compression and expansio
GB1390341A (en) *	1971-03-12	1975-04-09	Dolby Laboratories Inc	Signal compressors and expanders
GB1367002A (en) *	1971-04-06	1974-09-18	Victor Company Of Japan	Compression and/or expansion system and circuit
US3875537A (en) *	1972-05-02	1975-04-01	Dolby Laboratories Inc	Circuits for modifying the dynamic range of an input signal
GB1432763A (en) *	1972-05-02	1976-04-22	Dolby Laboratories Inc	Compressors expanders and noise reduction systems
US3934190A (en) *	1972-09-15	1976-01-20	Dolby Laboratories, Inc.	Signal compressors and expanders
US3909733A (en) *	1973-05-17	1975-09-30	Dolby Laboratories Inc	Dynamic range modifying circuits utilizing variable negative resistance
US3971405A (en) *	1974-07-15	1976-07-27	Parker-Hannifin Corporation	Pressure controlled hydrant valve coupler
US3930208A (en) *	1974-08-29	1975-12-30	Northern Electric Co	A-C signal processing circuits for compandors
US3902131A (en) *	1974-09-06	1975-08-26	Quadracast Systems	Tandem audio dynamic range expander
JPS51127608A (en) *	1975-04-30	1976-11-06	Victor Co Of Japan Ltd	Signal transmitting unit
US4061874A (en) *	1976-06-03	1977-12-06	Fricke J P	System for reproducing sound information
DE2803751C2 (en) *	1978-01-28	1982-06-09	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Circuit for automatic dynamic compression or expansion
JPS5552971A (en) *	1978-10-16	1980-04-17	Mitsubishi Electric Corp	Simulator for radar indicator

1981
- 1981-06-26 DK DK282881A patent/DK172325B1/en not_active IP Right Cessation
- 1981-06-26 DK DK282581A patent/DK156356C/en not_active IP Right Cessation
- 1981-06-26 DK DK282981A patent/DK168806B1/en not_active IP Right Cessation
- 1981-06-29 NL NLAANVRAGE8103122,A patent/NL190214C/en not_active IP Right Cessation
- 1981-06-29 NL NLAANVRAGE8103124,A patent/NL189988C/en not_active IP Right Cessation
- 1981-06-29 NO NO812217A patent/NO157399C/en not_active IP Right Cessation
- 1981-06-29 SE SE8104063A patent/SE447525B/en not_active IP Right Cessation
- 1981-06-29 FI FI812026A patent/FI76456C/en not_active IP Right Cessation
- 1981-06-29 NL NL8103123A patent/NL192652C/en not_active IP Right Cessation
- 1981-06-29 GB GB8119973A patent/GB2079113B/en not_active Expired
- 1981-06-29 ES ES503493A patent/ES8300233A1/en not_active Expired
- 1981-06-29 GB GB8119972A patent/GB2079112B/en not_active Expired
- 1981-06-29 FI FI812024A patent/FI74368C/en not_active IP Right Cessation
- 1981-06-29 NO NO812218A patent/NO157400C/en not_active IP Right Cessation
- 1981-06-29 ES ES503496A patent/ES503496A0/en active Granted
- 1981-06-29 GB GB8119974A patent/GB2079114B/en not_active Expired
- 1981-06-29 NO NO812216A patent/NO157398C/en not_active IP Right Cessation
- 1981-06-29 ES ES503497A patent/ES8301084A1/en not_active Expired
- 1981-06-29 FI FI812025A patent/FI79428C/en not_active IP Right Cessation
- 1981-06-29 SE SE8104062A patent/SE450985B/en not_active IP Right Cessation
- 1981-06-29 SE SE8104061A patent/SE447524B/en not_active IP Right Cessation
- 1981-06-30 CH CH4292/81A patent/CH662684A5/en not_active IP Right Cessation
- 1981-06-30 KR KR1019810002351A patent/KR880000106B1/en active
- 1981-06-30 AU AU72393/81A patent/AU544888B2/en not_active Expired
- 1981-06-30 BR BR8104157A patent/BR8104157A/en not_active IP Right Cessation
- 1981-06-30 AU AU72394/81A patent/AU545125B2/en not_active Expired
- 1981-06-30 AT AT0291581A patent/AT372796B/en not_active IP Right Cessation
- 1981-06-30 KR KR1019810002350A patent/KR880000105B1/en active
- 1981-06-30 DE DE19813125788 patent/DE3125788A1/en active Granted
- 1981-06-30 DE DE3125789A patent/DE3125789C2/en not_active Expired
- 1981-06-30 BR BR8104156A patent/BR8104156A/en not_active IP Right Cessation
- 1981-06-30 CH CH4293/81A patent/CH654703A5/en not_active IP Right Cessation
- 1981-06-30 IT IT22652/81A patent/IT1137987B/en active
- 1981-06-30 BR BR8104158A patent/BR8104158A/en not_active IP Right Cessation
- 1981-06-30 DE DE19813125790 patent/DE3125790A1/en active Granted
- 1981-06-30 IT IT22651/81A patent/IT1137986B/en active
- 1981-06-30 CH CH4294/81A patent/CH660653A5/en not_active IP Right Cessation
- 1981-06-30 AT AT0291681A patent/AT386911B/en not_active IP Right Cessation
- 1981-06-30 AT AT0291481A patent/AT386304B/en not_active IP Right Cessation
- 1981-06-30 IT IT22650/81A patent/IT1137985B/en active
- 1981-06-30 KR KR1019810002352A patent/KR840002491B1/en active
- 1981-06-30 AU AU72365/81A patent/AU546641B2/en not_active Expired
1984
- 1984-09-19 KR KR1019840005735A patent/KR840002492B1/en not_active IP Right Cessation
1985
- 1985-01-16 SG SG43/85A patent/SG4385G/en unknown
- 1985-01-16 SG SG42/85A patent/SG4285G/en unknown
- 1985-01-16 SG SG45/85A patent/SG4585G/en unknown
- 1985-04-04 HK HK284/85A patent/HK28485A/en not_active IP Right Cessation
- 1985-04-04 HK HK282/85A patent/HK28285A/en not_active IP Right Cessation
- 1985-04-04 HK HK283/85A patent/HK28385A/en not_active IP Right Cessation
- 1985-12-30 MY MY1148/85A patent/MY8501148A/en unknown
- 1985-12-30 MY MY1149/85A patent/MY8501149A/en unknown
- 1985-12-30 MY MY1147/85A patent/MY8501147A/en unknown

Also Published As

Publication number	Publication date
NL190214B (en)	1993-07-01
DE3125788A1 (en)	1982-05-13
NL8103122A (en)	1982-01-18
AU7239381A (en)	1982-01-07
GB2079114B (en)	1984-10-03
NL192652B (en)	1997-07-01
CH662684A5 (en)	1987-10-15
DK282981A (en)	1981-12-31
AU544888B2 (en)	1985-06-20
NO812216L (en)	1982-01-04
DE3125789C2 (en)	1984-01-12
SE8104063L (en)	1981-12-31
NL192652C (en)	1997-11-04
NL8103123A (en)	1982-01-18
HK28485A (en)	1985-04-12
DK282581A (en)	1981-12-31
GB2079114A (en)	1982-01-13
DK282881A (en)	1981-12-31
SE450985B (en)	1987-09-07
KR880000106B1 (en)	1988-02-23
IT1137987B (en)	1986-09-10
ES503493A0 (en)	1982-10-01
AT372796B (en)	1983-11-10
ATA291481A (en)	1987-12-15
IT1137986B (en)	1986-09-10
ATA291581A (en)	1983-03-15
NL189988C (en)	1993-09-16
IT8122650A0 (en)	1981-06-30
ES8204255A1 (en)	1982-04-16
ES503497A0 (en)	1982-11-01
NO157399C (en)	1988-03-09
IT1137985B (en)	1986-09-10
MY8501149A (en)	1985-12-31
BR8104156A (en)	1982-03-16
FI812024L (en)	1981-12-31
FI76456B (en)	1988-06-30
SE447524B (en)	1986-11-17
GB2079113B (en)	1984-10-03
NL189988B (en)	1993-04-16
AT386304B (en)	1988-08-10
AU7236581A (en)	1982-01-07
SE8104061L (en)	1981-12-31
NO157398C (en)	1988-03-09
DK172325B1 (en)	1998-03-16
AU545125B2 (en)	1985-07-04
GB2079112A (en)	1982-01-13
MY8501147A (en)	1985-12-31
ES8300233A1 (en)	1982-10-01
KR830006992A (en)	1983-10-12
FI74368B (en)	1987-09-30
BR8104158A (en)	1982-03-16
ATA291681A (en)	1988-03-15
AU7239481A (en)	1982-01-07
FI76456C (en)	1988-10-10
DK156356C (en)	1989-12-27
KR840002492B1 (en)	1984-12-31
ES503496A0 (en)	1982-04-16
DE3125790A1 (en)	1982-05-13
HK28385A (en)	1985-04-12
IT8122652A0 (en)	1981-06-30
GB2079112B (en)	1984-10-03
KR840002491B1 (en)	1984-12-31
HK28285A (en)	1985-04-12
SG4585G (en)	1985-06-14
GB2079113A (en)	1982-01-13
FI79428B (en)	1989-08-31
DE3125788C2 (en)	1992-06-11
ES8301084A1 (en)	1982-11-01
FI812025L (en)	1981-12-31
AT386911B (en)	1988-11-10
NO812218L (en)	1982-01-04
SG4285G (en)	1985-06-14
KR880000105B1 (en)	1988-02-23
NL8103124A (en)	1982-01-18
DE3125789A1 (en)	1982-05-19
KR830006993A (en)	1983-10-12
SE8104062L (en)	1981-12-31
AU546641B2 (en)	1985-09-12
DK156356B (en)	1989-08-07
CH660653A5 (en)	1987-05-15
MY8501148A (en)	1985-12-31
FI79428C (en)	1989-12-11
SE447525B (en)	1986-11-17
DE3125790C2 (en)	1992-11-12
NO157400C (en)	1988-03-09
NO157399B (en)	1987-11-30
NO157400B (en)	1987-11-30
BR8104157A (en)	1982-03-16
DK168806B1 (en)	1994-06-13
FI74368C (en)	1988-01-11
NO157398B (en)	1987-11-30
CH654703A5 (en)	1986-02-28
NO812217L (en)	1982-01-04
IT8122651A0 (en)	1981-06-30
SG4385G (en)	1985-06-14
NL190214C (en)	1993-12-01

Legal Events

Date	Code	Title	Description
2004-08-31	MA	Patent expired	Owner name: DOLBY, RAY MILTON

Publication	Publication Date	Title
FI803426L (en)	1981-08-23	SYSTEM FOR USING AV SEDLAR
FI803333L (en)	1982-04-25	SYSTEM FOER HYTTELEMENT I FARTYG
FI812142L (en)	1982-01-12	FOERFARANDE FOER FOERBAETTRING AV CELLULOSAS TILLGAENGLIGHET I LIGNOCELLULOSAHALTIGA AEMNEN
DE3176123D1 (en)	1987-05-27	ANTI-KIDS SYSTEM
DK93982A (en)	1982-03-04	ULTRA-monitoring system
FI812069L (en)	1982-01-04	ANORDING FOER INLAEGGNING AV VIRKESBLOCK I EN VIRKESBEARBETNINGSMASKIN
FI803721L (en)	1982-06-02	ANORDNING I TORKPARTIET AV EN PAPPERSMASKIN
FI814027L (en)	1982-06-17	ANORDNING FOER OEVERFOERING AV PROVKAERL I UPPSAMLINGSKAERL
FI801755A (en)	1981-12-01	FRAMSTAELLNING AV EN BYGGNADSPLATTA ENLIGT UPPRULLNINGSFOERFARANDET
FI801597A (en)	1981-09-26	ANORDNING FOER TRYCKNING AV EN AENDLOES MATERIALBANA
FI811358L (en)	1981-11-08	INGAONGSVAEGT TVAERFILTER FOER ELIMINERING AV SPOEKBILDER I EN TELEVISIONSAPPARAT
FI812581L (en)	1982-02-26	SYSTEM FOER AVGASNING AV MAELD
FI802420A (en)	1982-02-02	FOERFARANDE FOER UTFOERANDE AV ELEKTRISKT LEDANDE GENOMFOERINGAR I TUNNFILMER
FI820175L (en)	1982-01-20	LOFTNINGSMATARE FOER INMATNING AV KOLDAMM I EN MASUGNSHAERD
FI820376L (en)	1982-02-05	SYSTEM FOER GJUTANDE AV BETONGGOLV
FI812460L (en)	1982-02-15	SYSTEM FOER ELIMINERING AV TELEVISIONSSPOEKBILDER
FI812188L (en)	1982-01-12	SYSTEM FOER AVVATTNING AV BRAENNAROLJA
FI813769L (en)	1982-05-27	KRETS FOER ADRESSERING AV EN REGISTERUPPSAETTNING I EN FOERMEDLINGSSTATION
FI812026L (en)	1981-12-31	KRETSARRANGEMANG FOER MINSKNING AV MEDIAOEVERBELASTNINGSEFFEKTER I SIGNALMOTTAGANDE OCH -AVSAENDANDE SYSTEM
FI814038L (en)	1982-06-18	MAETNING AV BAEDDHOEJDEN I EN AOTERVINNINGSUGN
FI811640L (en)	1981-12-01	ANORDNING FOER AXIELLT HOPVECKANDE AV SLANGHOELJEN I SYNNERHET FOER TILLVERKNING AV KORV
FI803708L (en)	1982-05-29	LIMPRESS MED SYSTEM FOER LUGNANDE AV LIMDAMM
FI811017L (en)	1981-10-06	FOERFARANDE FOER MINSKNING AV KORROSIONEN I PAULING-KITTLAR
FI812785L (en)	1982-03-11	NOW FOERFARANDE FOER FRAMSTAELLNING AV ESTRAR AV APOVINKAMINSYRA
FI821991A0 (en)	1982-06-04	SYSTEM FOER REGLERING AV STROEMNING AV GASMEDIER