JPH0153817B2 - - Google Patents

Info

Publication number
JPH0153817B2
JPH0153817B2 JP58002583A JP258383A JPH0153817B2 JP H0153817 B2 JPH0153817 B2 JP H0153817B2 JP 58002583 A JP58002583 A JP 58002583A JP 258383 A JP258383 A JP 258383A JP H0153817 B2 JPH0153817 B2 JP H0153817B2
Authority
JP
Japan
Prior art keywords
optical
receiver
transmitter
lens
receiving
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.)
Expired
Application number
JP58002583A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59127439A (ja
Inventor
Takashi Mori
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
Priority to JP58002583A priority Critical patent/JPS59127439A/ja
Priority to KR1019830005490A priority patent/KR840007464A/ko
Priority to EP84100042A priority patent/EP0115768B1/en
Priority to US06/567,975 priority patent/US4709411A/en
Priority to AU23096/84A priority patent/AU553877B2/en
Priority to CA000445002A priority patent/CA1251976A/en
Publication of JPS59127439A publication Critical patent/JPS59127439A/ja
Priority to KR2019880007687U priority patent/KR880002742Y1/ko
Publication of JPH0153817B2 publication Critical patent/JPH0153817B2/ja
Granted 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
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1123—Bidirectional transmission
    • H04B10/1127—Bidirectional transmission using two distinct parallel optical paths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • 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
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1121—One-way transmission
    • 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
    • H04B10/40—Transceivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
JP58002583A 1983-01-11 1983-01-11 光通信システム Granted JPS59127439A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP58002583A JPS59127439A (ja) 1983-01-11 1983-01-11 光通信システム
KR1019830005490A KR840007464A (ko) 1983-01-11 1983-11-18 광통신 시스템
EP84100042A EP0115768B1 (en) 1983-01-11 1984-01-03 Optical communication system
US06/567,975 US4709411A (en) 1983-01-11 1984-01-04 Optical communication system
AU23096/84A AU553877B2 (en) 1983-01-11 1984-01-05 Optical communications directivity control
CA000445002A CA1251976A (en) 1983-01-11 1984-01-10 Optical communication system
KR2019880007687U KR880002742Y1 (ko) 1983-01-11 1988-05-25 광통신 시스템

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58002583A JPS59127439A (ja) 1983-01-11 1983-01-11 光通信システム

Publications (2)

Publication Number Publication Date
JPS59127439A JPS59127439A (ja) 1984-07-23
JPH0153817B2 true JPH0153817B2 (ko) 1989-11-15

Family

ID=11533389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58002583A Granted JPS59127439A (ja) 1983-01-11 1983-01-11 光通信システム

Country Status (2)

Country Link
JP (1) JPS59127439A (ko)
KR (2) KR840007464A (ko)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5566154A (en) * 1978-11-13 1980-05-19 Hitachi Denshi Ltd Optical communication system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147636U (ko) * 1980-04-04 1981-11-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5566154A (en) * 1978-11-13 1980-05-19 Hitachi Denshi Ltd Optical communication system

Also Published As

Publication number Publication date
JPS59127439A (ja) 1984-07-23
KR880002742Y1 (ko) 1988-07-27
KR840007464A (ko) 1984-12-07

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