SE7507757L - Personsokaranleggning. - Google Patents
Personsokaranleggning.Info
- Publication number
- SE7507757L SE7507757L SE7507757A SE7507757A SE7507757L SE 7507757 L SE7507757 L SE 7507757L SE 7507757 A SE7507757 A SE 7507757A SE 7507757 A SE7507757 A SE 7507757A SE 7507757 L SE7507757 L SE 7507757L
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- address
- call
- receiver
- transmitter
- Prior art date
Links
- 239000011159 matrix material Substances 0.000 abstract 2
- 230000006698 induction Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH949774A CH573688A5 (sv) | 1974-07-11 | 1974-07-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7507757L true SE7507757L (sv) | 1976-01-12 |
SE418654B SE418654B (sv) | 1981-06-15 |
Family
ID=4352615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7507757A SE418654B (sv) | 1974-07-11 | 1975-07-07 | Anleggning for selektivt mottagaranrop medelst berfrekventa telegram |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5132203A (sv) |
BE (1) | BE831258A (sv) |
CH (1) | CH573688A5 (sv) |
DE (1) | DE2450289C3 (sv) |
ES (1) | ES439186A1 (sv) |
FR (1) | FR2278216A1 (sv) |
GB (1) | GB1500169A (sv) |
IT (1) | IT1036221B (sv) |
NL (1) | NL7508313A (sv) |
SE (1) | SE418654B (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2738278C2 (de) * | 1977-08-25 | 1982-06-03 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Funkanlage mit drahtloser Übertragung zwischen tragbaren Sende-Empfangs-Geräten und mit selektivem Anruf der Teilnehmer untereinander unter Zwischenschaltung einer Zentrale |
DE3016809A1 (de) * | 1980-05-02 | 1982-01-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Funkmeldesystem |
JPS5815348A (ja) * | 1981-07-22 | 1983-01-28 | Yagi Antenna Co Ltd | 空間光デ−タ伝送装置 |
JPS60142100U (ja) * | 1984-02-24 | 1985-09-20 | 株式会社 日立工機原町 | 肉切機 |
JPS6346572A (ja) * | 1986-08-13 | 1988-02-27 | Toshiba Corp | 検索装置 |
JPS63198395U (sv) * | 1987-06-10 | 1988-12-21 | ||
AU607022B2 (en) * | 1987-12-01 | 1991-02-21 | Ascom Tateco Ab | Paging system with paging receivers controlled depending on location |
WO2013081559A2 (en) * | 2011-11-30 | 2013-06-06 | Abdul Barr Al Fakhouri Hani | A new technique to give a huge number of information channels on mobile phone, very cheap for subscribers |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3166735A (en) | 1958-10-06 | 1965-01-19 | Gen Electric | Code selectors for selective calling systems |
BE756213A (fr) * | 1969-09-17 | 1971-03-01 | Licentia Gmbh | Procede pour la transmission d'une instruction d'appel selectifdigitaleet protegee avec reponse de retour, et dispositif pour la mise en oeuvre du procede |
DE1966370C3 (de) * | 1969-09-17 | 1979-12-13 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anordnung zum Empfang und zur Aussendung einer binär codierten Information |
NL7110022A (sv) * | 1971-07-21 | 1973-01-23 | ||
US3851251A (en) | 1971-10-25 | 1974-11-26 | Martin Marietta Corp | Receiver method and apparatus |
-
1974
- 1974-07-11 CH CH949774A patent/CH573688A5/xx not_active IP Right Cessation
- 1974-10-23 DE DE2450289A patent/DE2450289C3/de not_active Expired
-
1975
- 1975-07-05 ES ES439186A patent/ES439186A1/es not_active Expired
- 1975-07-07 SE SE7507757A patent/SE418654B/sv not_active IP Right Cessation
- 1975-07-08 JP JP50083209A patent/JPS5132203A/ja active Pending
- 1975-07-09 GB GB28980/75A patent/GB1500169A/en not_active Expired
- 1975-07-10 FR FR7521716A patent/FR2278216A1/fr active Granted
- 1975-07-11 NL NL7508313A patent/NL7508313A/xx unknown
- 1975-07-11 IT IT68812/75A patent/IT1036221B/it active
- 1975-07-11 BE BE158196A patent/BE831258A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1500169A (en) | 1978-02-08 |
FR2278216B1 (sv) | 1982-01-29 |
BE831258A (fr) | 1975-11-03 |
NL7508313A (nl) | 1976-01-13 |
ES439186A1 (es) | 1977-03-01 |
DE2450289A1 (de) | 1976-01-22 |
IT1036221B (it) | 1979-10-30 |
DE2450289B2 (de) | 1979-10-18 |
DE2450289C3 (de) | 1986-01-09 |
SE418654B (sv) | 1981-06-15 |
FR2278216A1 (fr) | 1976-02-06 |
CH573688A5 (sv) | 1976-03-15 |
JPS5132203A (sv) | 1976-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4523332A (en) | Battery saver circuit for use with paging receiver | |
US3873773A (en) | Forward bit count integrity detection and correction technique for asynchronous systems | |
GB1275446A (en) | Data transmission apparatus | |
US3876833A (en) | Receiver for synchronous data signals, including a detector for detecting transmission speed changes | |
US4110743A (en) | Wireless paging receiver | |
GB1186385A (en) | Improvements in or relating to Transmission Systems and Methods | |
SE7507757L (sv) | Personsokaranleggning. | |
GB1469465A (en) | Detection of errors in digital information transmission systems | |
GB1406163A (en) | Time division mutliplex transmission systems | |
GB1285976A (en) | Diversity switching for digital transmission | |
GB1399513A (en) | Method and circuit for timing singal derivation from received data | |
ES391155A1 (es) | Sistema de sincronizacion de cuadros. | |
GB1528329A (en) | Framing in data bit transmission | |
ES414591A1 (es) | Un sistema de sincronizacion de cuadro. | |
US4591853A (en) | Paging receiver with a decoder-P-ROM | |
GB1293800A (en) | Burst synchronization method and apparatus | |
US4142070A (en) | False framing detector | |
US3458654A (en) | Circuit | |
GB1515740A (en) | Zero code suppression in data transmission systems | |
US3959587A (en) | Device for synchronizing a receiver of numerical data | |
US3518556A (en) | Multipulse detector for harmonically related signals | |
GB1521091A (en) | Circuit arrangements for use in data transmission systems | |
US3560860A (en) | Pulse generator of special signal for synchronizing receivers of master-remote system | |
GB993163A (en) | Error detection system | |
GB1536337A (en) | Error detection in digital systems |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7507757-8 Effective date: 19900702 Format of ref document f/p: F |