NL7508313A - Personenoproep-stelsel. - Google Patents
Personenoproep-stelsel.Info
- Publication number
- NL7508313A NL7508313A NL7508313A NL7508313A NL7508313A NL 7508313 A NL7508313 A NL 7508313A NL 7508313 A NL7508313 A NL 7508313A NL 7508313 A NL7508313 A NL 7508313A NL 7508313 A NL7508313 A NL 7508313A
- Authority
- NL
- Netherlands
- Prior art keywords
- call system
- personal call
- personal
- call
- Prior art date
Links
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 (xx) | 1974-07-11 | 1974-07-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7508313A true NL7508313A (nl) | 1976-01-13 |
Family
ID=4352615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7508313A NL7508313A (nl) | 1974-07-11 | 1975-07-11 | Personenoproep-stelsel. |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5132203A (xx) |
BE (1) | BE831258A (xx) |
CH (1) | CH573688A5 (xx) |
DE (1) | DE2450289C3 (xx) |
ES (1) | ES439186A1 (xx) |
FR (1) | FR2278216A1 (xx) |
GB (1) | GB1500169A (xx) |
IT (1) | IT1036221B (xx) |
NL (1) | NL7508313A (xx) |
SE (1) | SE418654B (xx) |
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 (xx) * | 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 (xx) * | 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/xx 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 |
SE7507757L (sv) | 1976-01-12 |
FR2278216B1 (xx) | 1982-01-29 |
BE831258A (fr) | 1975-11-03 |
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 (xx) | 1976-03-15 |
JPS5132203A (xx) | 1976-03-18 |
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