OPTICAL TRANSMITTER-RECEIVER AND LOOP-BACK METHOD
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United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Nov 11, 2016
filing date -
Nov 12, 2015
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

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Abstract
The present invention is intended to provide an optical transmitter-receiver that facilitates a diagnosis of components and devices in relation to an optical signal. An optical transmitter-receiver of the present invention includes a switch configured to switch a path for a transmitted optical signal and a path for a received optical signal so as to allow the transmitted optical signal to be looped back; and a controller configured to instruct the switch to perform the switching operation so as to allow the transmitted optical signal to be looped back.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
JP | A | JP2017092763 | Nov 12, 2015 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
Published unexamined patent application | 光送受信機およびループバック方法 | May 25, 2017 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
NEC CORPORATION | 7-1 SHIBA 5-CHOME MINATO-KU 108-8001 TOKYO |
International Classification(s)

- 2016 Application Filing Year
- H04Q Class
- 911 Applications Filed
- 689 Patents Issued To-Date
- 75.64 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
TAKEI, Daisuke | Tokyo, JP | 13 | 49 |
# of filed Patents : 13 Total Citations : 49 |
Cited Art Landscape
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Patent Citation Ranking
- 3 Citation Count
- H04Q Class
- 11.06 % this patent is cited more than
- 8 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 18, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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