NO162938C - Fremgangsmaate og anordning for simultan tonekoding. - Google Patents
Fremgangsmaate og anordning for simultan tonekoding.Info
- Publication number
- NO162938C NO162938C NO84841716A NO841716A NO162938C NO 162938 C NO162938 C NO 162938C NO 84841716 A NO84841716 A NO 84841716A NO 841716 A NO841716 A NO 841716A NO 162938 C NO162938 C NO 162938C
- Authority
- NO
- Norway
- Prior art keywords
- simultan
- procedure
- tone coding
- tone
- coding
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/12—Electric signal transmission systems in which the signal transmitted is frequency or phase of ac
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Communication Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/412,628 US4455617A (en) | 1982-08-30 | 1982-08-30 | Multiple simultaneous tone decoder |
PCT/US1983/001256 WO1984001044A1 (en) | 1982-08-30 | 1983-08-15 | Multiple simultaneous tone decoder |
Publications (3)
Publication Number | Publication Date |
---|---|
NO841716L NO841716L (no) | 1984-04-30 |
NO162938B NO162938B (no) | 1989-11-27 |
NO162938C true NO162938C (no) | 1990-03-07 |
Family
ID=23633745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO84841716A NO162938C (no) | 1982-08-30 | 1984-04-30 | Fremgangsmaate og anordning for simultan tonekoding. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4455617A (da) |
EP (1) | EP0116625B1 (da) |
JP (1) | JPS59501731A (da) |
AU (1) | AU567438B2 (da) |
CA (1) | CA1200316A (da) |
DE (1) | DE3380860D1 (da) |
DK (1) | DK208184D0 (da) |
NO (1) | NO162938C (da) |
WO (1) | WO1984001044A1 (da) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4534043A (en) * | 1983-06-27 | 1985-08-06 | Racal Data Communications, Inc. | Test tone detector apparatus and method modem using same |
JPH03132291A (ja) * | 1989-10-18 | 1991-06-05 | Fujitsu Ltd | Pb信号検出方式 |
US5327580A (en) * | 1990-10-12 | 1994-07-05 | Ericsson Ge Mobile Communications Inc. | Full duplex RF repeater/base station providing microprocessor-controlled simultaneous CTCSS tone encode/decode |
US5412590A (en) * | 1993-04-01 | 1995-05-02 | Eaton Corporation | Appliance temperature sensor having noise filtering |
US6061305A (en) * | 1997-06-25 | 2000-05-09 | Advanced Micro Devices, Inc. | Device to measure average timing parameters |
US20020118006A1 (en) * | 2000-06-02 | 2002-08-29 | Enam Syed K. | Phase frequency detector |
US6690894B2 (en) * | 2001-05-14 | 2004-02-10 | Stratalight Communications, Inc. | Multilevel optical signals optimized for systems having signal-dependent and signal-independent noises, finite transmitter extinction ratio and intersymbol interference |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3577080A (en) * | 1968-12-20 | 1971-05-04 | Motorola Inc | Remote control system for operation over same audiochannel providing voice signals between remote station and base station |
SE365681B (da) * | 1972-02-09 | 1974-03-25 | Ericsson Telefon Ab L M | |
US4016370A (en) * | 1975-03-19 | 1977-04-05 | Chestel, Inc. | Digital tone decoder |
US3990007A (en) * | 1975-03-31 | 1976-11-02 | Gte Automatic Electric Laboratories Incorporated | Programmable frequency detector |
US4021653A (en) * | 1975-10-14 | 1977-05-03 | Motorola, Inc. | Digital programmable tone detector |
US4061885A (en) * | 1975-12-17 | 1977-12-06 | Motorola, Inc. | Digital tone decoder |
US4216463A (en) * | 1978-08-10 | 1980-08-05 | Motorola, Inc. | Programmable digital tone detector |
JPS5537027A (en) * | 1978-09-08 | 1980-03-14 | Hitachi Ltd | Frequency discriminating circuit |
US4328398A (en) * | 1979-05-22 | 1982-05-04 | Oki Electric Industry Co., Ltd. | Digital multi-frequency receiver |
US4354248A (en) * | 1979-11-28 | 1982-10-12 | Motorola, Inc. | Programmable multifrequency tone receiver |
US4258423A (en) * | 1979-12-05 | 1981-03-24 | The United States Of America As Represented By The Secretary Of The Army | Microprocessor controlled digital detector |
US4302817A (en) * | 1980-02-14 | 1981-11-24 | Motorola, Inc. | Digital Pseudo continuous tone detector |
-
1982
- 1982-08-30 US US06/412,628 patent/US4455617A/en not_active Expired - Lifetime
-
1983
- 1983-08-15 EP EP83902856A patent/EP0116625B1/en not_active Expired
- 1983-08-15 AU AU19461/83A patent/AU567438B2/en not_active Ceased
- 1983-08-15 JP JP83502910A patent/JPS59501731A/ja active Granted
- 1983-08-15 DE DE8383902856T patent/DE3380860D1/de not_active Expired
- 1983-08-15 WO PCT/US1983/001256 patent/WO1984001044A1/en active IP Right Grant
- 1983-08-29 CA CA000435600A patent/CA1200316A/en not_active Expired
-
1984
- 1984-04-26 DK DK2081/84A patent/DK208184D0/da unknown
- 1984-04-30 NO NO84841716A patent/NO162938C/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO162938B (no) | 1989-11-27 |
JPS6354271B2 (da) | 1988-10-27 |
AU1946183A (en) | 1984-03-29 |
US4455617A (en) | 1984-06-19 |
DE3380860D1 (en) | 1989-12-21 |
EP0116625A1 (en) | 1984-08-29 |
WO1984001044A1 (en) | 1984-03-15 |
DK208184A (da) | 1984-04-26 |
DK208184D0 (da) | 1984-04-26 |
EP0116625A4 (en) | 1987-02-26 |
AU567438B2 (en) | 1987-11-19 |
JPS59501731A (ja) | 1984-10-11 |
CA1200316A (en) | 1986-02-04 |
NO841716L (no) | 1984-04-30 |
EP0116625B1 (en) | 1989-11-15 |
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