JPS531602B1 - - Google Patents
Info
- Publication number
- JPS531602B1 JPS531602B1 JP12336675A JP12336675A JPS531602B1 JP S531602 B1 JPS531602 B1 JP S531602B1 JP 12336675 A JP12336675 A JP 12336675A JP 12336675 A JP12336675 A JP 12336675A JP S531602 B1 JPS531602 B1 JP S531602B1
- Authority
- JP
- Japan
- Legal status (The legal status 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 status listed.)
- Pending
Links
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB154068 | 1968-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS531602B1 true JPS531602B1 (en) | 1978-01-20 |
Family
ID=9723759
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP153269A Pending JPS518284B1 (en) | 1968-01-10 | 1969-01-09 | |
| JP1513972A Pending JPS518768B1 (en) | 1968-01-10 | 1972-02-12 | |
| JP1513872A Pending JPS518767B1 (en) | 1968-01-10 | 1972-02-12 | |
| JP12336675A Pending JPS531602B1 (en) | 1968-01-10 | 1975-10-11 |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP153269A Pending JPS518284B1 (en) | 1968-01-10 | 1969-01-09 | |
| JP1513972A Pending JPS518768B1 (en) | 1968-01-10 | 1972-02-12 | |
| JP1513872A Pending JPS518767B1 (en) | 1968-01-10 | 1972-02-12 |
Country Status (11)
| Country | Link |
|---|---|
| JP (4) | JPS518284B1 (en) |
| AT (2) | AT308832B (en) |
| BE (1) | BE726177A (en) |
| CH (1) | CH501342A (en) |
| DE (1) | DE1900639B2 (en) |
| DK (1) | DK140299B (en) |
| FR (1) | FR1600207A (en) |
| GB (1) | GB1253031A (en) |
| NL (1) | NL161006C (en) |
| NO (2) | NO126505B (en) |
| SE (3) | SE350379B (en) |
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 |
| US3909733A (en) * | 1973-05-17 | 1975-09-30 | Dolby Laboratories Inc | Dynamic range modifying circuits utilizing variable negative resistance |
| JPS5439516A (en) * | 1977-09-02 | 1979-03-27 | Sanyo Electric Co Ltd | Noise reduction unit |
| DE2856045A1 (en) * | 1978-12-23 | 1980-07-10 | Licentia Gmbh | CIRCUIT FOR SELECTING AUTOMATIC DYNAMIC COMPRESSION OR EXPANSION |
| DE2919280A1 (en) * | 1979-05-12 | 1980-11-20 | Licentia Gmbh | CIRCUIT FOR SELECTING AUTOMATIC DYNAMIC COMPRESSION OR EXPANSION |
| DK172325B1 (en) * | 1980-06-30 | 1998-03-16 | Ray Milton Dolby | Signal compressor and signal expander for use in a transmission system |
| JP2005175674A (en) * | 2003-12-09 | 2005-06-30 | Nec Corp | Signal compression/decompression device and portable communication terminal |
| JP7165277B1 (en) * | 2022-02-02 | 2022-11-02 | 幾美 相澤 | Reused food product and method for manufacturing reusable food product |
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 (en) | 1965-08-13 | 1967-07-21 | Ford France | Radiation curable paint binder |
-
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/en not_active IP Right Cessation
- 1969-01-06 NO NO4969A patent/NO126505B/no unknown
- 1969-01-07 CH CH12869A patent/CH501342A/en not_active IP Right Cessation
- 1969-01-08 DE DE19691900639 patent/DE1900639B2/en not_active Ceased
- 1969-01-09 SE SE23669A patent/SE350379B/xx unknown
- 1969-01-09 DK DK12669A patent/DK140299B/en 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 SE1768570A patent/SE367106B/xx unknown
- 1969-01-10 AT AT47171A patent/AT308832B/en not_active IP Right Cessation
- 1969-01-10 AT AT22669A patent/AT303122B/en 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 |
|---|---|
| DE1900639A1 (en) | 1969-07-31 |
| NL161006B (en) | 1979-07-16 |
| DE1900639B2 (en) | 1976-04-01 |
| AT303122B (en) | 1972-11-10 |
| SE350379B (en) | 1972-10-23 |
| FR1600207A (en) | 1970-07-20 |
| BE726177A (en) | 1969-05-29 |
| SE366623B (en) | 1974-04-29 |
| DK140299C (en) | 1980-01-14 |
| JPS518768B1 (en) | 1976-03-19 |
| NO126505B (en) | 1973-02-12 |
| JPS518767B1 (en) | 1976-03-19 |
| CH501342A (en) | 1970-12-31 |
| GB1253031A (en) | 1971-11-10 |
| JPS518284B1 (en) | 1976-03-16 |
| NL6900209A (en) | 1969-07-14 |
| NO128842B (en) | 1974-01-14 |
| SE367106B (en) | 1974-05-13 |
| NL161006C (en) | 1979-12-17 |
| DK140299B (en) | 1979-07-23 |
| AT308832B (en) | 1973-06-15 |