NO126505B - - Google Patents
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- Publication number
- NO126505B NO126505B NO4969A NO4969A NO126505B NO 126505 B NO126505 B NO 126505B NO 4969 A NO4969 A NO 4969A NO 4969 A NO4969 A NO 4969A NO 126505 B NO126505 B NO 126505B
- Authority
- NO
- Norway
- Prior art keywords
- signal
- expander
- additional
- compressor
- path
- Prior art date
Links
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000000670 limiting effect Effects 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000014509 gene expression Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 208000019300 CLIPPERS Diseases 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
-
- 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
- H04B1/62—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 for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Processing Of Color Television Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO69071A NO129175B (pt) | 1968-01-10 | 1971-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB154068 | 1968-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO126505B true NO126505B (pt) | 1973-02-12 |
Family
ID=9723759
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4969A NO126505B (pt) | 1968-01-10 | 1969-01-06 | |
| NO68971A NO128842B (pt) | 1968-01-10 | 1971-02-24 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO68971A NO128842B (pt) | 1968-01-10 | 1971-02-24 |
Country Status (11)
| Country | Link |
|---|---|
| JP (4) | JPS518284B1 (pt) |
| AT (2) | AT308832B (pt) |
| BE (1) | BE726177A (pt) |
| CH (1) | CH501342A (pt) |
| DE (1) | DE1900639B2 (pt) |
| DK (1) | DK140299B (pt) |
| FR (1) | FR1600207A (pt) |
| GB (1) | GB1253031A (pt) |
| NL (1) | NL161006C (pt) |
| NO (2) | NO126505B (pt) |
| SE (3) | SE367106B (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1390341A (en) * | 1971-03-12 | 1975-04-09 | Dolby Laboratories Inc | Signal compressors and expanders |
| US3729693A (en) * | 1971-08-02 | 1973-04-24 | R Dolby | Compressor/expander switching methods and apparatus |
| GB1432763A (en) * | 1972-05-02 | 1976-04-22 | Dolby Laboratories Inc | Compressors expanders and noise reduction systems |
| GB1438711A (en) * | 1973-01-23 | 1976-06-09 | Dolby Laboratories Inc | Calibration oscillators for noise reduction systems |
| CA1000617A (en) * | 1973-05-17 | 1976-11-30 | Ray M. Dolby | Compressors, expanders and noise reduction systems |
| JPS5439516A (en) * | 1977-09-02 | 1979-03-27 | Sanyo Electric Co Ltd | Noise reduction unit |
| DE2856045A1 (de) * | 1978-12-23 | 1980-07-10 | Licentia Gmbh | Schaltung zur wahlweisen automatischen dynamik-kompression oder -expansion |
| DE2919280A1 (de) * | 1979-05-12 | 1980-11-20 | Licentia Gmbh | Schaltung zur wahlweisen automatischen dynamik-kompression oder -expansion |
| DK156356C (da) * | 1980-06-30 | 1989-12-27 | Ray Milton Dolby | Kredsloeb til reduktion af overbelastningseffekter i signalindspilnings-og transmissionssystemer |
| JP2005175674A (ja) * | 2003-12-09 | 2005-06-30 | Nec Corp | 信号圧縮伸張装置および携帯通信端末装置 |
| JP7165277B1 (ja) * | 2022-02-02 | 2022-11-02 | 幾美 相澤 | 食材再利用品及び食材再利用品の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3111635A (en) | 1960-05-05 | 1963-11-19 | Fairchild Recording Equipment | Method and apparatus for eliminating overloading in modulating systems having pre-emphasis means |
| FR1489458A (fr) | 1965-08-13 | 1967-07-21 | Ford France | Liant pour peinture durcissable par irradiation |
-
1968
- 1968-01-10 GB GB1253031D patent/GB1253031A/en not_active Expired
- 1968-12-27 BE BE726177D patent/BE726177A/xx not_active IP Right Cessation
- 1968-12-31 FR FR1600207D patent/FR1600207A/fr not_active Expired
-
1969
- 1969-01-06 NL NL6900209A patent/NL161006C/xx not_active IP Right Cessation
- 1969-01-06 NO NO4969A patent/NO126505B/no unknown
- 1969-01-07 CH CH12869A patent/CH501342A/de not_active IP Right Cessation
- 1969-01-08 DE DE19691900639 patent/DE1900639B2/de not_active Ceased
- 1969-01-09 SE SE1768570A patent/SE367106B/xx unknown
- 1969-01-09 DK DK12669A patent/DK140299B/da not_active IP Right Cessation
- 1969-01-09 JP JP153269A patent/JPS518284B1/ja active Pending
- 1969-01-09 SE SE1768670A patent/SE366623B/xx unknown
- 1969-01-09 SE SE23669A patent/SE350379B/xx unknown
- 1969-01-10 AT AT47171A patent/AT308832B/de not_active IP Right Cessation
- 1969-01-10 AT AT22669A patent/AT303122B/de not_active IP Right Cessation
-
1971
- 1971-02-24 NO NO68971A patent/NO128842B/no unknown
-
1972
- 1972-02-12 JP JP1513972A patent/JPS518768B1/ja active Pending
- 1972-02-12 JP JP1513872A patent/JPS518767B1/ja active Pending
-
1975
- 1975-10-11 JP JP12336675A patent/JPS531602B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE350379B (pt) | 1972-10-23 |
| GB1253031A (pt) | 1971-11-10 |
| JPS531602B1 (pt) | 1978-01-20 |
| BE726177A (pt) | 1969-05-29 |
| JPS518284B1 (pt) | 1976-03-16 |
| SE366623B (pt) | 1974-04-29 |
| AT303122B (de) | 1972-11-10 |
| DK140299C (pt) | 1980-01-14 |
| DE1900639B2 (de) | 1976-04-01 |
| NL6900209A (pt) | 1969-07-14 |
| JPS518768B1 (pt) | 1976-03-19 |
| NL161006C (nl) | 1979-12-17 |
| JPS518767B1 (pt) | 1976-03-19 |
| NO128842B (pt) | 1974-01-14 |
| AT308832B (de) | 1973-06-15 |
| SE367106B (pt) | 1974-05-13 |
| DE1900639A1 (de) | 1969-07-31 |
| NL161006B (nl) | 1979-07-16 |
| FR1600207A (pt) | 1970-07-20 |
| CH501342A (de) | 1970-12-31 |
| DK140299B (da) | 1979-07-23 |
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