JPS637065B2 - - Google Patents
Info
- Publication number
- JPS637065B2 JPS637065B2 JP31605486A JP31605486A JPS637065B2 JP S637065 B2 JPS637065 B2 JP S637065B2 JP 31605486 A JP31605486 A JP 31605486A JP 31605486 A JP31605486 A JP 31605486A JP S637065 B2 JPS637065 B2 JP S637065B2
- Authority
- JP
- Japan
- Prior art keywords
- stereo
- output
- carrier
- phase
- modulated
- Prior art date
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 230000004044 response Effects 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 230000008901 benefit Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 230000010363 phase shift Effects 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000003416 augmentation Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001432 poly(L-lactide) Polymers 0.000 description 1
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)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/573,905 US4018994A (en) | 1974-07-10 | 1975-05-02 | Compatible AM stereophonic receivers |
| US573905 | 1975-05-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62247638A JPS62247638A (ja) | 1987-10-28 |
| JPS637065B2 true JPS637065B2 (US06534493-20030318-C00166.png) | 1988-02-15 |
Family
ID=24293865
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5072876A Expired JPS6046580B2 (ja) | 1975-05-02 | 1976-05-01 | 両立式振幅変調形ステレオ受信機 |
| JP31605486A Granted JPS62247638A (ja) | 1975-05-02 | 1986-12-27 | 両立式振幅変調形ステレオ受信機 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5072876A Expired JPS6046580B2 (ja) | 1975-05-02 | 1976-05-01 | 両立式振幅変調形ステレオ受信機 |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4589127A (en) * | 1978-06-05 | 1986-05-13 | Hazeltine Corporation | Independent sideband AM multiphonic system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3231672A (en) * | 1958-10-20 | 1966-01-25 | Philco Corp | Transmission system for stereophonic signals |
| US3102167A (en) * | 1959-04-27 | 1963-08-27 | Rca Corp | Phase-shifted double-sideband two-channel a.m. communications system |
| US3218393A (en) * | 1960-02-11 | 1965-11-16 | Leonard R Kahn | Compatible stereophonic transmission and reception systems, and methods and components characterizing same |
| CA1019032A (en) * | 1972-05-10 | 1977-10-11 | Leonard R. Kahn | Am stereophonic receivers and method of reception |
-
1976
- 1976-04-27 GB GB1705176A patent/GB1516433A/en not_active Expired
- 1976-04-29 AU AU13477/76A patent/AU498794B2/en not_active Expired
- 1976-05-01 JP JP5072876A patent/JPS6046580B2/ja not_active Expired
- 1976-05-03 CA CA251,690A patent/CA1057357A/en not_active Expired
- 1976-05-03 DE DE19762661035 patent/DE2661035C2/de not_active Expired
- 1976-05-03 NL NL7604698A patent/NL189793C/xx not_active IP Right Cessation
- 1976-05-03 DE DE19762619440 patent/DE2619440C2/de not_active Expired
-
1986
- 1986-12-27 JP JP31605486A patent/JPS62247638A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2661035C2 (US06534493-20030318-C00166.png) | 1987-06-11 |
| JPS62247638A (ja) | 1987-10-28 |
| NL189793C (nl) | 1993-07-16 |
| CA1057357A (en) | 1979-06-26 |
| JPS51142202A (en) | 1976-12-07 |
| JPS6046580B2 (ja) | 1985-10-16 |
| NL189793B (nl) | 1993-02-16 |
| DE2619440A1 (de) | 1976-11-11 |
| AU1347776A (en) | 1977-11-03 |
| GB1516433A (en) | 1978-07-05 |
| NL7604698A (nl) | 1976-11-04 |
| AU498794B2 (en) | 1979-03-22 |
| DE2619440C2 (de) | 1987-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4018994A (en) | Compatible AM stereophonic receivers | |
| US3908090A (en) | Compatible AM stereophonic transmission system | |
| US4373115A (en) | Predictive distortion reduction in AM stereo transmitters | |
| JPS583424B2 (ja) | ステレオフクゴウシンゴウハツセイホウホウ オヨビ ソウチ | |
| JPH0628338B2 (ja) | フエーズロツクドループ及びそれを用いる直接混合同期ａｍ受信機 | |
| CA1129965A (en) | Receiver for compatible am stereo signals | |
| US4159398A (en) | Stereo presence signal for an AM stereo system | |
| US4246440A (en) | Radio broadcasting system with code signalling | |
| US4218586A (en) | Compatible AM stereo broadcast system | |
| US4589127A (en) | Independent sideband AM multiphonic system | |
| JP3169690B2 (ja) | 受信装置 | |
| JPS58166840A (ja) | Ｆｍ受信機 | |
| US4236042A (en) | Compatible AM stereo system employing a modified quadrature modulation scheme | |
| JPS59117341A (ja) | ステレオホニツク受信装置 | |
| US4232189A (en) | AM Stereo receivers | |
| CA1095992A (en) | Compatible am stereo broadcast system | |
| US4164623A (en) | AM stereo receiver with improved correction signals | |
| US4679238A (en) | Method and system for signalling additional information by AM medium wave broadcasting | |
| JPS5854691B2 (ja) | ステレオ復調方式 | |
| JPS637065B2 (US06534493-20030318-C00166.png) | ||
| US4185171A (en) | Compatible single sideband system for AM stereo broadcasting | |
| US4184046A (en) | Compatible single sideband system for AM stereo | |
| US4406922A (en) | Stereo broadcast system | |
| JPS6259941B2 (US06534493-20030318-C00166.png) | ||
| JPS6033014B2 (ja) | ラジオ放送方式に用いる受信機 |
