NL237409A - - Google Patents
Info
- Publication number
- NL237409A NL237409A NL237409DA NL237409A NL 237409 A NL237409 A NL 237409A NL 237409D A NL237409D A NL 237409DA NL 237409 A NL237409 A NL 237409A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2209—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders
- H03D1/2218—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders using diodes for the decoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Power Engineering (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL237409 | 1959-03-23 | ||
| NL248992 | 1960-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL237409A true NL237409A (US07122603-20061017-C00294.png) |
Family
ID=26641679
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL237409D NL237409A (US07122603-20061017-C00294.png) | 1959-03-23 | ||
| NL248992D NL248992A (US07122603-20061017-C00294.png) | 1959-03-23 | ||
| NL103480D NL103480C (US07122603-20061017-C00294.png) | 1959-03-23 | ||
| NL107891D NL107891C (US07122603-20061017-C00294.png) | 1959-03-23 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL248992D NL248992A (US07122603-20061017-C00294.png) | 1959-03-23 | ||
| NL103480D NL103480C (US07122603-20061017-C00294.png) | 1959-03-23 | ||
| NL107891D NL107891C (US07122603-20061017-C00294.png) | 1959-03-23 |
Country Status (8)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3219759A (en) * | 1960-10-31 | 1965-11-23 | Gen Electric | System for deemphasizing and separating amplitude modulation components from a signal |
| NL279877A (US07122603-20061017-C00294.png) * | 1961-06-19 | |||
| US3258537A (en) * | 1961-11-16 | 1966-06-28 | Gen Dynamics Corp | Frequency modulation sum and difference stereo having pre-detection compensating means |
| NL289154A (US07122603-20061017-C00294.png) * | 1962-02-22 | |||
| US3152224A (en) * | 1962-08-01 | 1964-10-06 | Zenith Radio Corp | F. m. stereophonic multiplex receiver having a single volume control for adjusting the magnitude of the signals presented to the stereo detector and the output materixing means |
| US3329773A (en) * | 1962-08-20 | 1967-07-04 | Matsushita Electric Ind Co Ltd | Method of selecting an fm stereophonic signal |
| GB1051619A (US07122603-20061017-C00294.png) * | 1962-09-07 | |||
| US3272922A (en) * | 1963-12-31 | 1966-09-13 | Gen Electric | Receiver circuit for stereo separation |
| US3248484A (en) * | 1965-01-14 | 1966-04-26 | Zenith Radio Corp | Fm multiplex stereo receiver having selective bias to condition receiver for stereophonic reception only |
| US3339025A (en) * | 1965-06-01 | 1967-08-29 | Gen Electric | De-emphasis network arrangement for am-fm radios |
| US4198543A (en) * | 1979-01-19 | 1980-04-15 | General Motors Corporation | Stereo composite processor for stereo radio receiver |
| SE467797B (sv) * | 1991-01-16 | 1992-09-14 | Excelsior Dev Inc | Momentmutter eller momentskruv med koniskt gaengfoerband |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL90521C (nl) * | 1951-04-28 | 1959-02-18 | Philips Nv | Overdrachtstelsel van stereofonische signalen alsmede bij dit overdragstelsel toe te passen zenders en ontvangers |
| US2851532A (en) * | 1953-04-21 | 1958-09-09 | Murray G Crosby | Multiplex communication system |
-
0
- NL NL237409D patent/NL237409A/xx unknown
- NL NL248992D patent/NL248992A/xx unknown
- NL NL103480D patent/NL103480C/xx active
- NL NL107891D patent/NL107891C/xx active
- US US3123673D patent/US3123673A/en not_active Expired - Lifetime
-
1960
- 1960-03-18 GB GB9691/60A patent/GB926357A/en not_active Expired
- 1960-03-21 CH CH314260A patent/CH392628A/de unknown
- 1960-03-21 US US16214A patent/US3087994A/en not_active Expired - Lifetime
- 1960-03-21 DE DEN18053A patent/DE1100086B/de active Pending
- 1960-03-23 FR FR822223A patent/FR1251873A/fr not_active Expired
-
1961
- 1961-02-27 GB GB7095/61A patent/GB949225A/en not_active Expired
- 1961-02-27 SE SE2066/61A patent/SE303310B/xx unknown
- 1961-02-27 DE DEN19656A patent/DE1122578B/de active Pending
- 1961-02-27 CH CH235161A patent/CH425898A/de unknown
- 1961-03-01 FR FR854269A patent/FR79291E/fr not_active Expired
-
1964
- 1964-12-16 OA OA50905A patent/OA00826A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE303310B (US07122603-20061017-C00294.png) | 1968-08-26 |
| GB926357A (en) | 1963-05-15 |
| FR79291E (fr) | 1962-11-09 |
| CH425898A (de) | 1966-12-15 |
| GB949225A (en) | 1964-02-12 |
| US3123673A (en) | 1964-03-03 |
| DE1100086B (de) | 1961-02-23 |
| DE1122578B (de) | 1962-01-25 |
| FR1251873A (fr) | 1961-01-20 |
| OA00826A (fr) | 1967-11-15 |
| US3087994A (en) | 1963-04-30 |
| NL107891C (US07122603-20061017-C00294.png) | |
| CH392628A (de) | 1965-05-31 |
| NL103480C (US07122603-20061017-C00294.png) | |
| NL248992A (US07122603-20061017-C00294.png) |
