AU7042891A - Cordless communication system - Google Patents
Cordless communication systemInfo
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8903572 | 1989-10-26 | ||
SE8903572A SE8903572L (en) | 1989-10-26 | 1989-10-26 | WIRELESS INFORMATION TRANSFER SYSTEM |
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)
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)
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 |
-
1989
- 1989-10-26 SE SE8903572A patent/SE8903572L/en not_active Application Discontinuation
-
1990
- 1990-10-25 AU AU70428/91A patent/AU7042891A/en not_active Abandoned
- 1990-10-25 WO PCT/SE1990/000692 patent/WO1991007026A1/en unknown
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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