DK347774A - Radiotransmissionssystem - Google Patents
RadiotransmissionssystemInfo
- Publication number
- DK347774A DK347774A DK347774A DK347774A DK347774A DK 347774 A DK347774 A DK 347774A DK 347774 A DK347774 A DK 347774A DK 347774 A DK347774 A DK 347774A DK 347774 A DK347774 A DK 347774A
- Authority
- DK
- Denmark
- Prior art keywords
- transmission system
- radio transmission
- radio
- transmission
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2340136A DE2340136C1 (de) | 1973-08-08 | 1973-08-08 | Funkuebertragungssystem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK347774A true DK347774A (da) | 1977-10-17 |
Family
ID=5889203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK347774A DK347774A (da) | 1973-08-08 | 1974-06-28 | Radiotransmissionssystem |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4145657A (da) |
| BE (1) | BE813897A (da) |
| CA (1) | CA1069979A (da) |
| DE (1) | DE2340136C1 (da) |
| DK (1) | DK347774A (da) |
| FR (1) | FR2371096A1 (da) |
| GB (1) | GB1506710A (da) |
| IT (1) | IT1031016B (da) |
| NL (1) | NL155695B (da) |
| NO (1) | NO141240C (da) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55109042A (en) * | 1979-02-14 | 1980-08-21 | Nec Corp | Selective individual calling system |
| DE2906438A1 (de) * | 1979-02-20 | 1980-08-28 | Bosch Gmbh Robert | Sprechfunksystem mit mehreren von der betriebsart bedingtes gegensprechen auf die betriebsart wechselsprechen umschaltbaren sprechfunkgeraeten |
| US4287588A (en) * | 1979-04-12 | 1981-09-01 | The United States Of America As Represented By The Secretary Of The Army | Multiple access, time-division multiplex, satellite communications system |
| US4352201A (en) * | 1979-04-30 | 1982-09-28 | M.L. Engineering (Plymouth) Limited | Data transmission system |
| US4434506A (en) | 1980-12-23 | 1984-02-28 | Nippon Electric Co., Ltd. | Circuit arrangement for protecting a control channel from jamming waves in a radio communication system |
| DE3301351A1 (de) * | 1983-01-18 | 1984-07-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur digitalen sprachuebertragung ueber einen einzigen funkkanal |
| US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
| US5495508A (en) * | 1987-11-20 | 1996-02-27 | Interdigital Technology Corporation | Base station emulator |
| US7106819B1 (en) | 1987-11-20 | 2006-09-12 | Interdigital Technology Corporation | Plural subscriber system utilizing synchronized timeslots on a single frequency |
| US4935927A (en) * | 1987-11-20 | 1990-06-19 | International Mobile Machines Corporation | Base station emulator |
| US5930297A (en) * | 1989-11-20 | 1999-07-27 | Interdigital Technology Corporation | Base station emulator |
| US4949335A (en) * | 1989-01-23 | 1990-08-14 | Motorola, Inc. | A TDM quasi-duplex system |
| US5025442A (en) * | 1989-01-23 | 1991-06-18 | Motorola, Inc. | TDM/FDM communication system with pseudo-duplex capability |
| US5515375A (en) * | 1993-07-30 | 1996-05-07 | Motorola, Inc. | Method and apparatus for multiplexing fixed length message data and variably coded speech |
| US6845087B1 (en) | 1999-09-20 | 2005-01-18 | Northrop Grumman Corporation | Wideband wireless communications architecture |
| RU2236755C2 (ru) * | 2002-05-30 | 2004-09-20 | Военная академия Ракетных войск стратегического назначения им. Петра Великого | Способ передачи сообщений |
| US7184466B1 (en) * | 2002-09-12 | 2007-02-27 | Xilinx, Inc. | Radio frequency data conveyance system including configurable integrated circuits |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2510316A (en) * | 1948-05-18 | 1950-06-06 | Union Switch & Signal Co | Emergency break-in system for channel communication systems |
| US3118018A (en) * | 1959-03-02 | 1964-01-14 | Bell Telephone Labor Inc | Mobile radio telephone integrated system |
| FR95689E (fr) * | 1967-06-16 | 1971-04-16 | Materiel Telephonique | Systeme de liaison radio mobile. |
| FR2032098A5 (da) * | 1969-02-19 | 1970-11-20 | Cit Alcatel | |
| FR2044847A5 (da) * | 1969-04-02 | 1971-02-26 | Materiel Telephonique | |
| AT338877B (de) * | 1969-07-23 | 1977-09-26 | Sits Soc It Telecom Siemens | Fernmeldesystem mit einer anzahl von zweirichtungskanalen, von denen jeweils einer nur wahrend der dauer der verbindung zwischen wenigstens zwei sende-empfangs-geraten belegt ist |
| US3548106A (en) * | 1969-07-24 | 1970-12-15 | Anaconda Wire & Cable Co | Rural subscriber telephone system |
| US3846827A (en) * | 1973-02-12 | 1974-11-05 | Cambridge Res & Dev Group | Speech compressor-expander with signal sample zero reset |
| US3803363A (en) * | 1972-01-17 | 1974-04-09 | F Lee | Apparatus for the modification of the time duration of waveforms |
| US3789137A (en) * | 1972-04-07 | 1974-01-29 | Westinghouse Electric Corp | Time compression of audio signals |
-
1973
- 1973-08-08 DE DE2340136A patent/DE2340136C1/de not_active Expired
-
1974
- 1974-04-18 BE BE143359A patent/BE813897A/xx not_active IP Right Cessation
- 1974-06-06 IT IT7423710A patent/IT1031016B/it active
- 1974-06-25 NL NL7408504.A patent/NL155695B/xx not_active IP Right Cessation
- 1974-06-28 DK DK347774A patent/DK347774A/da not_active Application Discontinuation
- 1974-07-31 NO NO742777A patent/NO141240C/no unknown
- 1974-08-06 FR FR7427258A patent/FR2371096A1/fr not_active Withdrawn
- 1974-08-07 CA CA206,415A patent/CA1069979A/en not_active Expired
- 1974-08-08 GB GB14566/74A patent/GB1506710A/en not_active Expired
-
1977
- 1977-02-22 US US05/775,459 patent/US4145657A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4145657A (en) | 1979-03-20 |
| NO141240C (no) | 1980-01-30 |
| GB1506710A (en) | 1978-04-12 |
| NO742777L (no) | 1977-10-19 |
| FR2371096A1 (fr) | 1978-06-09 |
| BE813897A (fr) | 1978-02-24 |
| NO141240B (no) | 1979-10-22 |
| CA1069979A (en) | 1980-01-15 |
| IT1031016B (it) | 1979-04-30 |
| NL155695B (nl) | 1978-01-16 |
| DE2340136C1 (de) | 1978-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT337077B (de) | Aufnahmebehalter | |
| SE411112B (sv) | Transportorsystem | |
| AT351090B (de) | Signal-uebertragungssystem | |
| AT337787B (de) | Fernmelde-vermittlungsanlage | |
| BE816624A (fr) | Systeme de transmission | |
| DK347774A (da) | Radiotransmissionssystem | |
| SE389769B (sv) | Antennsystem | |
| NL7502645A (nl) | Antennestelsel. | |
| BE814320A (nl) | Transmissiesysteem | |
| SE394542B (sv) | Antennsystem | |
| SE400052B (sv) | Tryckkensligt registrerande system | |
| IT1017534B (it) | Radioricevitore | |
| AT349069B (de) | Empfaengerabstimmschaltung | |
| NL162289B (nl) | Radio-ontvanger. | |
| NL7415708A (nl) | Ontvanger. | |
| AT340479B (de) | Empfangsumsetzer | |
| SE389770B (sv) | Antennsystem | |
| IT1019930B (it) | Trasmissione | |
| NL7413498A (nl) | Radio-ontvanger. | |
| SE389744B (sv) | Antennsystem | |
| SE404444B (sv) | Tidsmultiplext signaloverforingssystm | |
| IT1002413B (it) | Radio spoletta | |
| NL167560C (nl) | Partieelresponsie-transmissiestelsel. | |
| ATA758774A (de) | Nachrichtenuebertrangungssystem | |
| SE7613094L (sv) | Radiotransmissionsanleggning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ATS | Application withdrawn |