AU7042891A - Cordless communication system - Google Patents

Cordless communication system

Info

Publication number
AU7042891A
AU7042891A AU70428/91A AU7042891A AU7042891A AU 7042891 A AU7042891 A AU 7042891A AU 70428/91 A AU70428/91 A AU 70428/91A AU 7042891 A AU7042891 A AU 7042891A AU 7042891 A AU7042891 A AU 7042891A
Authority
AU
Australia
Prior art keywords
communication system
cordless communication
cordless
communication
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU70428/91A
Inventor
Gosta Rosen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU7042891A publication Critical patent/AU7042891A/en
Abandoned legal-status Critical Current

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
    • H04B10/1149—Arrangements for indoor wireless networking of information

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
AU70428/91A 1989-10-26 1990-10-25 Cordless communication system Abandoned AU7042891A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8903572A SE8903572L (en) 1989-10-26 1989-10-26 WIRELESS INFORMATION TRANSFER SYSTEM
SE8903572 1989-10-26

Publications (1)

Publication Number Publication Date
AU7042891A true AU7042891A (en) 1991-05-31

Family

ID=20377294

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70428/91A Abandoned AU7042891A (en) 1989-10-26 1990-10-25 Cordless communication system

Country Status (3)

Country Link
AU (1) AU7042891A (en)
SE (1) SE8903572L (en)
WO (1) WO1991007026A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0779493A (en) * 1993-06-18 1995-03-20 Sony Corp Infrared ray signal receiver
JP2863990B2 (en) * 1994-11-30 1999-03-03 株式会社ユニトロン Infrared wireless microphone
WO2000001096A1 (en) * 1998-06-29 2000-01-06 Eclipse Concepts Limited Infrared communication system for simulated wargame
US7496297B2 (en) 2003-06-10 2009-02-24 Koninklijke Philips Electronics, N.V. LED system for illumination and data transmission

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2431937C2 (en) * 1974-07-03 1982-04-01 Sennheiser Electronic Kg, 3002 Wedemark Method for wireless optical communication
DE2559646B2 (en) * 1975-08-02 1978-12-14 Neumann Elektronik Gmbh, 4330 Muelheim Device for the transmission of audio-frequency messages in buildings and vehicles
DE2837907C3 (en) * 1978-08-31 1981-06-25 Sennheiser Electronic Kg, 3002 Wedemark Method for the transmission of low-frequency signals
DE2920208A1 (en) * 1979-05-18 1980-11-27 Oticon Electronics As Modulated light signals receiver - has parallel control circuits for input photodiode and load resistance for interference protection
US4456793A (en) * 1982-06-09 1984-06-26 Bell Telephone Laboratories, Incorporated Cordless telephone system
JPS6081306A (en) * 1983-10-07 1985-05-09 日本碍子株式会社 Working helmet
US4727600A (en) * 1985-02-15 1988-02-23 Emik Avakian Infrared data communication system
DE3607885A1 (en) * 1986-03-10 1987-09-17 Precitronic Intercom device
US4882770A (en) * 1987-12-14 1989-11-21 H. M. Electronics, Inc. Wireless optical communication system

Also Published As

Publication number Publication date
SE8903572L (en) 1991-04-27
SE8903572D0 (en) 1989-10-26
WO1991007026A1 (en) 1991-05-16

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