JPWO2023047444A1 - - Google Patents
Info
- Publication number
- JPWO2023047444A1 JPWO2023047444A1 JP2023549178A JP2023549178A JPWO2023047444A1 JP WO2023047444 A1 JPWO2023047444 A1 JP WO2023047444A1 JP 2023549178 A JP2023549178 A JP 2023549178A JP 2023549178 A JP2023549178 A JP 2023549178A JP WO2023047444 A1 JPWO2023047444 A1 JP WO2023047444A1
- Authority
- JP
- Japan
- 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
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
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
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- 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
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
-
- 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
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
-
- 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
-
- 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
- H04B10/503—Laser transmitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2021/034501 WO2023047444A1 (ja) | 2021-09-21 | 2021-09-21 | 送光装置、通信装置、制御方法、および記録媒体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023047444A1 true JPWO2023047444A1 (https=) | 2023-03-30 |
| JPWO2023047444A5 JPWO2023047444A5 (ja) | 2024-05-16 |
| JP7622858B2 JP7622858B2 (ja) | 2025-01-28 |
Family
ID=85720217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023549178A Active JP7622858B2 (ja) | 2021-09-21 | 2021-09-21 | 送光装置、通信装置、制御方法、およびプログラム |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20240380493A1 (https=) |
| JP (1) | JP7622858B2 (https=) |
| WO (1) | WO2023047444A1 (https=) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080056723A1 (en) * | 2005-08-09 | 2008-03-06 | Randy Clinton Giles | Multiple access free space laser communication method and apparatus |
| JP2011061267A (ja) * | 2009-09-07 | 2011-03-24 | Osaka Univ | 光無線通信用送信装置 |
| WO2017169913A1 (ja) * | 2016-03-29 | 2017-10-05 | 日本電気株式会社 | 通信装置および通信方法 |
-
2021
- 2021-09-21 US US18/689,577 patent/US20240380493A1/en active Pending
- 2021-09-21 JP JP2023549178A patent/JP7622858B2/ja active Active
- 2021-09-21 WO PCT/JP2021/034501 patent/WO2023047444A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080056723A1 (en) * | 2005-08-09 | 2008-03-06 | Randy Clinton Giles | Multiple access free space laser communication method and apparatus |
| JP2011061267A (ja) * | 2009-09-07 | 2011-03-24 | Osaka Univ | 光無線通信用送信装置 |
| WO2017169913A1 (ja) * | 2016-03-29 | 2017-10-05 | 日本電気株式会社 | 通信装置および通信方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023047444A1 (ja) | 2023-03-30 |
| JP7622858B2 (ja) | 2025-01-28 |
| US20240380493A1 (en) | 2024-11-14 |
Similar Documents
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