NL178831B - COMMUNICATION SYSTEM. - Google Patents
COMMUNICATION SYSTEM.Info
- Publication number
- NL178831B NL178831B NLAANVRAGE7703912,A NL7703912A NL178831B NL 178831 B NL178831 B NL 178831B NL 7703912 A NL7703912 A NL 7703912A NL 178831 B NL178831 B NL 178831B
- Authority
- NL
- Netherlands
- Prior art keywords
- communication system
- communication
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
- H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67470376A | 1976-04-07 | 1976-04-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7703912A NL7703912A (en) | 1977-10-11 |
NL178831B true NL178831B (en) | 1985-12-16 |
NL178831C NL178831C (en) | 1986-05-16 |
Family
ID=24707610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7703912,A NL178831C (en) | 1976-04-07 | 1977-04-07 | COMMUNICATION SYSTEM. |
Country Status (18)
Country | Link |
---|---|
JP (3) | JPS6034299B2 (en) |
AR (1) | AR215622A1 (en) |
BR (1) | BR7702238A (en) |
CA (1) | CA1095992A (en) |
DE (1) | DE2715741C2 (en) |
ES (1) | ES457535A1 (en) |
FR (1) | FR2353182A1 (en) |
GB (1) | GB1565405A (en) |
HK (1) | HK1281A (en) |
IL (1) | IL51777A (en) |
IT (1) | IT1078165B (en) |
MX (1) | MX144185A (en) |
MY (1) | MY8100295A (en) |
NL (1) | NL178831C (en) |
NO (1) | NO156470C (en) |
PT (1) | PT66413B (en) |
SE (1) | SE426639B (en) |
ZA (1) | ZA772160B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL180062C (en) * | 1977-09-27 | Motorola Inc | RADIO RECEIVER. | |
US4170716A (en) * | 1977-10-14 | 1979-10-09 | Motorola, Inc. | AM stereo receiver with correction limiting |
JPS5829903B2 (en) * | 1977-11-09 | 1983-06-25 | 山水電気株式会社 | Amplitude modulation stereo receiver |
US4172966A (en) * | 1978-02-23 | 1979-10-30 | Motorola, Inc. | AM stereophonic receiver |
US4589127A (en) * | 1978-06-05 | 1986-05-13 | Hazeltine Corporation | Independent sideband AM multiphonic system |
US4220818A (en) * | 1979-05-21 | 1980-09-02 | Kahn Leonard R | AM Stereo transmitter |
JPS6029251Y2 (en) * | 1979-11-29 | 1985-09-04 | ソニー株式会社 | AM stereo receiver |
US4371747A (en) * | 1980-03-24 | 1983-02-01 | Motorola, Inc. | AM Stereophonic decoder |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1271952A (en) * | 1958-11-14 | 1961-09-22 | Carrier wave teletransmission method and device | |
US3007005A (en) * | 1959-02-12 | 1961-10-31 | Philco Corp | Transmitter for stereophonic information signals |
FR1250343A (en) * | 1959-04-08 | 1961-01-06 | Philco Corp | Silent adjustment circuit for stereo signal receivers |
US3068475A (en) * | 1959-10-07 | 1962-12-11 | Rca Corp | Stereophonic sound signalling system |
US3067293A (en) * | 1959-11-19 | 1962-12-04 | Philco Corp | Single channel stereophonic broad-casting system |
US3218393A (en) * | 1960-02-11 | 1965-11-16 | Leonard R Kahn | Compatible stereophonic transmission and reception systems, and methods and components characterizing same |
FR1279867A (en) * | 1960-02-11 | 1961-12-22 | Method and installation for stereo transmission and reception |
-
1977
- 1977-03-29 GB GB13174/77A patent/GB1565405A/en not_active Expired
- 1977-03-29 CA CA274,979A patent/CA1095992A/en not_active Expired
- 1977-03-29 IL IL51777A patent/IL51777A/en unknown
- 1977-03-30 SE SE7703666A patent/SE426639B/en not_active IP Right Cessation
- 1977-03-31 NO NO771139A patent/NO156470C/en unknown
- 1977-04-05 AR AR267125A patent/AR215622A1/en active
- 1977-04-05 ES ES457535A patent/ES457535A1/en not_active Expired
- 1977-04-06 BR BR7702238A patent/BR7702238A/en unknown
- 1977-04-06 IT IT48860/77A patent/IT1078165B/en active
- 1977-04-06 MX MX168677A patent/MX144185A/en unknown
- 1977-04-07 PT PT66413A patent/PT66413B/en unknown
- 1977-04-07 JP JP52039085A patent/JPS6034299B2/en not_active Expired
- 1977-04-07 ZA ZA00772160A patent/ZA772160B/en unknown
- 1977-04-07 DE DE2715741A patent/DE2715741C2/en not_active Expired
- 1977-04-07 FR FR7710631A patent/FR2353182A1/en active Granted
- 1977-04-07 NL NLAANVRAGE7703912,A patent/NL178831C/en not_active IP Right Cessation
-
1981
- 1981-01-15 HK HK12/81A patent/HK1281A/en unknown
- 1981-12-30 MY MY295/81A patent/MY8100295A/en unknown
-
1983
- 1983-03-07 JP JP58036072A patent/JPS58184842A/en active Granted
- 1983-03-07 JP JP58036071A patent/JPS58184841A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
ES457535A1 (en) | 1978-03-01 |
DE2715741C2 (en) | 1986-09-11 |
IT1078165B (en) | 1985-05-08 |
JPS58184841A (en) | 1983-10-28 |
ZA772160B (en) | 1978-03-29 |
NO771139L (en) | 1977-10-10 |
IL51777A (en) | 1978-12-17 |
MY8100295A (en) | 1981-12-31 |
MX144185A (en) | 1981-09-09 |
JPS58184842A (en) | 1983-10-28 |
JPS6034299B2 (en) | 1985-08-08 |
NL178831C (en) | 1986-05-16 |
SE7703666L (en) | 1977-10-08 |
FR2353182B1 (en) | 1984-10-05 |
IL51777A0 (en) | 1977-05-31 |
SE426639B (en) | 1983-01-31 |
GB1565405A (en) | 1980-04-23 |
NL7703912A (en) | 1977-10-11 |
JPS52141502A (en) | 1977-11-25 |
DE2715741A1 (en) | 1977-10-13 |
PT66413A (en) | 1977-05-01 |
CA1095992A (en) | 1981-02-17 |
NO156470B (en) | 1987-06-15 |
PT66413B (en) | 1978-09-15 |
JPS6256705B2 (en) | 1987-11-26 |
FR2353182A1 (en) | 1977-12-23 |
NO156470C (en) | 1987-09-23 |
AR215622A1 (en) | 1979-10-31 |
HK1281A (en) | 1981-01-23 |
BR7702238A (en) | 1978-01-17 |
JPS6237580B2 (en) | 1987-08-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BK | Erratum |
Free format text: CORRECTION TO PAMPHLET |
|
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 970407 |