SE7810158L - Infrarodstralningskommunikationssystem - Google Patents

Infrarodstralningskommunikationssystem

Info

Publication number
SE7810158L
SE7810158L SE7810158A SE7810158A SE7810158L SE 7810158 L SE7810158 L SE 7810158L SE 7810158 A SE7810158 A SE 7810158A SE 7810158 A SE7810158 A SE 7810158A SE 7810158 L SE7810158 L SE 7810158L
Authority
SE
Sweden
Prior art keywords
erythritol
cariostatic
toothpaste
sugarless
chewing gum
Prior art date
Application number
SE7810158A
Other languages
English (en)
Swedish (sv)
Inventor
L Skogsberg
W Fetz
Original Assignee
Standard Radio & Telefon
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Standard Radio & Telefon filed Critical Standard Radio & Telefon
Priority to SE7810158A priority Critical patent/SE7810158L/xx
Priority to NO792998A priority patent/NO792998L/no
Priority to FI792940A priority patent/FI792940A/fi
Priority to EP79200538A priority patent/EP0009295A1/en
Priority to DK402979A priority patent/DK402979A/da
Priority to CA336,544A priority patent/CA1131315A/en
Priority to JP12466679A priority patent/JPS5588446A/ja
Publication of SE7810158L publication Critical patent/SE7810158L/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1143—Bidirectional transmission
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/737—Characterised by transmission of electromagnetic waves other than radio waves, e.g. infrared waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Transmitters (AREA)
  • Cosmetics (AREA)
  • Medicinal Preparation (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
SE7810158A 1978-09-27 1978-09-27 Infrarodstralningskommunikationssystem SE7810158L (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE7810158A SE7810158L (sv) 1978-09-27 1978-09-27 Infrarodstralningskommunikationssystem
NO792998A NO792998L (no) 1978-09-27 1979-09-18 Kommunikasjonsanlegg.
FI792940A FI792940A (fi) 1978-09-27 1979-09-21 Infraroedstraolningskommunikationssystem
EP79200538A EP0009295A1 (en) 1978-09-27 1979-09-25 Infrared light communication equipment
DK402979A DK402979A (da) 1978-09-27 1979-09-26 Kommunikationssystem med infraroed straaling
CA336,544A CA1131315A (en) 1978-09-27 1979-09-27 Infrared radiation communication system
JP12466679A JPS5588446A (en) 1978-09-27 1979-09-27 Infrared ray communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7810158A SE7810158L (sv) 1978-09-27 1978-09-27 Infrarodstralningskommunikationssystem

Publications (1)

Publication Number Publication Date
SE7810158L true SE7810158L (sv) 1980-03-28

Family

ID=20335943

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7810158A SE7810158L (sv) 1978-09-27 1978-09-27 Infrarodstralningskommunikationssystem

Country Status (7)

Country Link
EP (1) EP0009295A1 (xx)
JP (1) JPS5588446A (xx)
CA (1) CA1131315A (xx)
DK (1) DK402979A (xx)
FI (1) FI792940A (xx)
NO (1) NO792998L (xx)
SE (1) SE7810158L (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4763663A (en) * 1983-08-11 1988-08-16 Vitacomm, Ltd. Esophageal stethoscope and vital signs monitor system
US4981139A (en) * 1983-08-11 1991-01-01 Pfohl Robert L Vital signs monitoring and communication system
FR2584254A1 (fr) * 1985-06-28 1987-01-02 Braun Bernard Dispositif emetteur-recepteur pour la communication vocale a courte distance
JPS62117361U (xx) * 1986-01-16 1987-07-25
JPS6395336U (xx) * 1986-12-10 1988-06-20
GB2242090A (en) * 1990-02-13 1991-09-18 S V O Limited A communication system
JP2863990B2 (ja) * 1994-11-30 1999-03-03 株式会社ユニトロン 赤外線ワイヤレスマイク
US6418346B1 (en) 1999-12-14 2002-07-09 Medtronic, Inc. Apparatus and method for remote therapy and diagnosis in medical devices via interface systems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS504909A (xx) * 1973-05-16 1975-01-20
DE2431937C2 (de) * 1974-07-03 1982-04-01 Sennheiser Electronic Kg, 3002 Wedemark Verfahren zur drahtlosen optischen Nachrichtenübertragung
DE2522381A1 (de) * 1975-05-21 1976-12-02 Battelle Institut E V Verfahren und schaltungsanordnung zur anpassung der autoradiolautstaerke an die umgebungsgeraeusche
DE2609283A1 (de) * 1976-02-04 1977-08-18 Franz Osterholzer Drahtloser telefonhoerer
DE2656431A1 (de) * 1976-12-14 1978-06-22 Demolux Vorrichtung fuer die drahtlose uebertragung eines lehrprogrammes in unterrichtsraeumen
DE2701963C3 (de) * 1977-01-19 1980-10-16 Horst Dipl.-Ing. 2804 Lilienthal Nikisch Verfahren zur Zuleitung einer von einem Sender ausgestrahlten Information an das menschliche Gehör und Gehörschutzeinrichtung zur Durchführung des Verfahrens
GB1548145A (en) * 1978-02-21 1979-07-04 Standard Telephones Cables Ltd Telephones

Also Published As

Publication number Publication date
CA1131315A (en) 1982-09-07
JPS5756260B2 (xx) 1982-11-29
FI792940A (fi) 1980-03-28
EP0009295A1 (en) 1980-04-02
NO792998L (no) 1980-03-28
DK402979A (da) 1980-03-28
JPS5588446A (en) 1980-07-04

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