JPS5749926A - Heterodyne receiving circuit for optical communication by injection synchronism - Google Patents

Heterodyne receiving circuit for optical communication by injection synchronism

Info

Publication number
JPS5749926A
JPS5749926A JP55125288A JP12528880A JPS5749926A JP S5749926 A JPS5749926 A JP S5749926A JP 55125288 A JP55125288 A JP 55125288A JP 12528880 A JP12528880 A JP 12528880A JP S5749926 A JPS5749926 A JP S5749926A
Authority
JP
Japan
Prior art keywords
light
frequency
signal
receiving circuit
fif
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.)
Granted
Application number
JP55125288A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6143694B2 (enExample
Inventor
Soichi Kobayashi
Tatsuya Kimura
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP55125288A priority Critical patent/JPS5749926A/ja
Publication of JPS5749926A publication Critical patent/JPS5749926A/ja
Publication of JPS6143694B2 publication Critical patent/JPS6143694B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/002—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light using optical mixing
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/64—Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [IF] is obtained

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP55125288A 1980-09-11 1980-09-11 Heterodyne receiving circuit for optical communication by injection synchronism Granted JPS5749926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55125288A JPS5749926A (en) 1980-09-11 1980-09-11 Heterodyne receiving circuit for optical communication by injection synchronism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55125288A JPS5749926A (en) 1980-09-11 1980-09-11 Heterodyne receiving circuit for optical communication by injection synchronism

Publications (2)

Publication Number Publication Date
JPS5749926A true JPS5749926A (en) 1982-03-24
JPS6143694B2 JPS6143694B2 (enExample) 1986-09-29

Family

ID=14906361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55125288A Granted JPS5749926A (en) 1980-09-11 1980-09-11 Heterodyne receiving circuit for optical communication by injection synchronism

Country Status (1)

Country Link
JP (1) JPS5749926A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01147437A (ja) * 1987-12-02 1989-06-09 Nec Corp 光ヘテロダイン、ホモダイン検波受信装置
JPH06350529A (ja) * 1993-06-11 1994-12-22 Nec Corp 自己相関型光ヘテロダイン通信方式

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01147437A (ja) * 1987-12-02 1989-06-09 Nec Corp 光ヘテロダイン、ホモダイン検波受信装置
JPH06350529A (ja) * 1993-06-11 1994-12-22 Nec Corp 自己相関型光ヘテロダイン通信方式

Also Published As

Publication number Publication date
JPS6143694B2 (enExample) 1986-09-29

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