GB201712570D0 - Communication apparatus, method and system - Google Patents
Communication apparatus, method and systemInfo
- Publication number
- GB201712570D0 GB201712570D0 GBGB1712570.9A GB201712570A GB201712570D0 GB 201712570 D0 GB201712570 D0 GB 201712570D0 GB 201712570 A GB201712570 A GB 201712570A GB 201712570 D0 GB201712570 D0 GB 201712570D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- communication apparatus
- 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.)
- Ceased
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
- H04B10/1141—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
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
-
- 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
- H04B10/116—Visible light communication
-
- 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
-
- 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
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/67—Optical arrangements in the receiver
- H04B10/671—Optical arrangements in the receiver for controlling the input optical signal
- H04B10/675—Optical arrangements in the receiver for controlling the input optical signal for controlling the optical bandwidth of the input signal, e.g. spectral filtering
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Communication System (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB1712570.9A GB201712570D0 (en) | 2017-08-04 | 2017-08-04 | Communication apparatus, method and system |
PCT/GB2018/052053 WO2019025758A1 (en) | 2017-08-04 | 2018-07-20 | Communication apparatus, method and system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB1712570.9A GB201712570D0 (en) | 2017-08-04 | 2017-08-04 | Communication apparatus, method and system |
Publications (1)
Publication Number | Publication Date |
---|---|
GB201712570D0 true GB201712570D0 (en) | 2017-09-20 |
Family
ID=59894984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB1712570.9A Ceased GB201712570D0 (en) | 2017-08-04 | 2017-08-04 | Communication apparatus, method and system |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB201712570D0 (en) |
WO (1) | WO2019025758A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114826421A (en) * | 2021-01-21 | 2022-07-29 | 华为技术有限公司 | Receiver, transmitter and signal transmission method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8064772B2 (en) * | 2005-02-07 | 2011-11-22 | Panasonic Corporation | Optical space transmitter and optical space transmission method for wavelength-multiplexed light |
GB2506383A (en) * | 2012-09-27 | 2014-04-02 | Isis Innovation | Apparatus and method for data communication that uses optical concentration devices |
US9231698B2 (en) * | 2014-02-25 | 2016-01-05 | Google Inc. | Optical communication terminal |
US9544054B1 (en) * | 2015-08-10 | 2017-01-10 | Facebook, Inc. | Multidirectional communication system |
-
2017
- 2017-08-04 GB GBGB1712570.9A patent/GB201712570D0/en not_active Ceased
-
2018
- 2018-07-20 WO PCT/GB2018/052053 patent/WO2019025758A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2019025758A1 (en) | 2019-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |