KR100288143B1 - 파장분할다중 광송신 장치 - Google Patents
파장분할다중 광송신 장치 Download PDFInfo
- Publication number
- KR100288143B1 KR100288143B1 KR1019980030654A KR19980030654A KR100288143B1 KR 100288143 B1 KR100288143 B1 KR 100288143B1 KR 1019980030654 A KR1019980030654 A KR 1019980030654A KR 19980030654 A KR19980030654 A KR 19980030654A KR 100288143 B1 KR100288143 B1 KR 100288143B1
- Authority
- KR
- South Korea
- Prior art keywords
- optical
- wavelength
- transmission
- subscriber
- selecting
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 239000013307 optical fiber Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 4
- 230000000644 propagated effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
Classifications
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- 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
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/54—Intensity modulation
-
- 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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/506—Multiwavelength transmitters
-
- 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
- H04B10/50—Transmitters
- H04B10/572—Wavelength control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (3)
- 파장분할다중(WDM : Wavelength Division Multiplexing)에 의한 가입자 광전송로 등에 이용되는 광송신 장치에 있어서,다파장의 광파를 발생하기 위한 다파장 광파 발생수단;상기 다파장 광파 발생수단으로부터 발생된 광파를 전송하기 위한 적어도 하나의 제 1 전송수단;제어수단의 제어하에, 상기 적어도 하나의 제 1 전송수단을 통해 전송된 다파장의 광파중에서 특정파장의 광파를 선택하기 위한 파장선택수단;상기 파장선택수단으로부터 출력된 광파를 전송하기 위한 제 2 전송수단;상기 제어수단이 제어하는 속도로 상기 제 2 전송수단을 통해 전달된 광신호의 세기를 변조하기 위한 광변조수단;상기 광변조수단으로부터 출력된 광신호를 외부로 전송하기 위한 제 3 전송수단; 및외부로부터 다수의 가입자 신호를 입력받아, 상기 파장선택수단을 제어하고, 상기 가입자 신호의 속도로 상기 광변조수단을 제어하기 위한 상기 제어수단을 포함하여 이루어진 파장분할다중 광송신 장치.
- 제 1 항에 있어서,상기 제 1 내지 제 3 전송수단은 각각,광섬유인 것을 특징으로 하는 파장분할다중 광송신 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 파장선택수단은 특정시간에 특정파장을 선택하고, 이 시간 동안에 상기 광변조수단은 상기 파장선택수단으로부터 전달된 광신호의 세기를 변조하는 것을 특징으로 하는 파장분할다중 광송신 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980030654A KR100288143B1 (ko) | 1998-07-29 | 1998-07-29 | 파장분할다중 광송신 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980030654A KR100288143B1 (ko) | 1998-07-29 | 1998-07-29 | 파장분할다중 광송신 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000009963A KR20000009963A (ko) | 2000-02-15 |
KR100288143B1 true KR100288143B1 (ko) | 2001-05-02 |
Family
ID=19545633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980030654A KR100288143B1 (ko) | 1998-07-29 | 1998-07-29 | 파장분할다중 광송신 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100288143B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100516664B1 (ko) * | 2002-12-14 | 2005-09-22 | 삼성전자주식회사 | 수동형 광가입자망 |
KR101248705B1 (ko) * | 2011-01-06 | 2013-03-28 | 영남대학교 산학협력단 | 광원을 이용한 전력 및 데이터 송수신 방법 및 장치 |
-
1998
- 1998-07-29 KR KR1019980030654A patent/KR100288143B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
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KR20000009963A (ko) | 2000-02-15 |
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