[특허]Systems and methods for a multicarrier modulation system with a variable margin

Systems and methods for a multicarrier modulation system with a variable margin 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H04B-001/38 H04L-027/26 H04L-005/00
출원번호	US-0348372 (2016-11-10)
등록번호	US-9893921 (2018-02-13)
발명자 / 주소	Tzannes, Marcos C.
출원인 / 주소	TQ DELTA, LLC
대리인 / 주소	Vick, Jason H.
인용정보	피인용 횟수 : 0 인용 특허 : 83

초록

A multicarrier modem has a plurality of carriers over which data is transmitted. By assigning, foe example, one or more different margins to the individual carriers the data rate and impairment immunity can be increased.

대표청구항 ▼

1. A multicarrier modulation communication system comprising: a plurality of subchannels;a plurality of margins;a receiver operable to receive a multicarrier symbol comprising a first plurality of carriers and a second plurality of carriers;the receiver further operable to receive a first plurality of bits on the first plurality of carriers using a first Signal to Noise Ratio (SNR) margin value and transmitting a second plurality of bits on the second plurality of carriers using a second SNR margin value; andthe receiver further operable to change the first SNR margin value or the second SNR margin value after commencing data communications;wherein the first plurality of carries is different than the second plurality of carriers,wherein the first SNR margin value is different than the second SNR margin value,wherein the first SNR margin value provides more robust transmission than the second SNR margin value,wherein the first SNR value is associated with an increase in noise on the first plurality of carriers, andwherein the second SNR margin value associated with an increase in noise on the second plurality of carriers. 2. A multicarrier communications transceiver comprising: a receiver operable to receive a multicarrier symbol comprising a first plurality of carriers and a second plurality of carriers;the receiver further operable to receive a first plurality of bits on the first plurality of carriers using a first Signal to Noise Ratio (SNR) margin value and transmitting a second plurality of bits on the second plurality of carriers using a second SNR margin value; andthe receiver further operable to change the first SNR margin value or the second SNR margin value after commencing data communications;wherein the first plurality of carriers is different than the second plurality of carriers,wherein the first SNR margin value is different than the second SNR margin value,wherein the first SNR margin value provides more robust transmission than the second SNR margin value,wherein the first SNR margin value is associated with an increase in noise on the first plurality of carriers, andwherein the second SNR margin value associated with an increase in noise on the second plurality of carriers. 3. The transceiver of claim 2, wherein changing the first SNR margin value or the second SNR margin value is based on a time of the day. 4. The transceiver of claim 2, wherein changing the first SNR margin value or the second SNR margin value is based on an error rate. 5. The transceiver of claim 2, wherein changing the first SNR margin value or the second SNR margin value is based on a service provider directive. 6. The transceiver of claim 2, wherein changing the first SNR margin value or the second SNR margin value is based on a change in a quality of service requirement. 7. The transceiver of claim 2, wherein the first SNR margin value or the second SNR margin value is based on a loop length. 8. The transceiver of claim 2, wherein the first SNR margin value or the second SNR margin value is based on temperature variance information. 9. The transceiver of claim 2, wherein the first SNR margin value or the second SNR margin value is based on impairments on the line. 10. The transceiver of claim 2, wherein the first SNR margin value or the second SNR margin value is based on actual installation and historical data and/or statistical information relating to one or more carriers. 11. A multicarrier communications transceiver comprising: a receiver operable to receive a multicarrier symbol comprising a first plurality of carriers and a second plurality of carriers; andthe receiver further operable to receive a first plurality of bits on the first plurality of carriers using a first SNR margin value and transmitting a second plurality of bits on the second plurality of carriers using a second SNR margin value;wherein the first plurality of carriers is different than the second plurality of carriers,wherein the first SNR margin value is different than the second SNR margin value,wherein the first SNR margin value provides more robust transmission than the second SNR margin value,wherein the first SNR margin value is associated with an increase in noise on the first plurality of carriers,wherein the second SNR margin value associated with an increase in noise on the second plurality of carriers, andthe receiver further operable to receive a service provider directive to update the first SNR margin value or the second SNR margin value. 12. The transceiver of claim 11, wherein updating the first SNR margin value or the second SNR margin value is based on a time of the day. 13. The transceiver of claim 11, wherein updating the first SNR margin value the second SNR margin value is based on an error rate. 14. The transceiver of claim 11, wherein updating the first SNR margin value or the second SNR margin value is based on a service provider directive. 15. The transceiver of claim 11, wherein updating the first SNR margin value or the second SNR margin value is based on a change in a quality of service requirement. 16. The transceiver of claim 11, wherein the first SNR margin value or the second SNR margin value is based on a loop length. 17. The transceiver of claim 11, wherein the first SNR margin value or the second SNR margin value is based on temperature variance information. 18. The transceiver of claim 11, wherein the first SNR margin value or the second SNR margin value is based on impairments on the line. 19. The transceiver of claim 11, wherein the first SNR margin value or the second SNR margin value is based on actual installation and historical data and/or statistical information relating to one or more carriers. 20. A method in a multi carrier communications transceiver, the method comprising: receiving a multicarrier symbol comprising a first plurality of carriers and a second plurality of carriers;receiving a first plurality of bits on the first plurality of carriers using a first SNR margin value and transmitting a second plurality of bits on the second plurality of carriers using a second SNR margin value; andchanging the first SNR margin value or the second SNR margin value after commencing data communications;wherein the first plurality of carriers is different than the second plurality of carriers,wherein the first SNR margin value is different than the second SNR margin value,wherein the first SNR margin value provides more robust transmission than the second SNR margin value,wherein the first SNR margin value is associated with an increase in noise on the first plurality of carriers, andwherein the second SNR margin value associated with an increase in noise on the second plurality of carriers. 21. The method of claim 20, wherein changing the first SNR margin value or the second SNR margin value is based on a service provider directive. 22. The method of claim 20, wherein changing the first SNR margin value or the second SNR margin value is based on a change in a quality of service requirement. 23. The method of claim 20, wherein the first SNR margin value or the second SNR margin value is based on a loop length. 24. The method of claim 20, wherein the first SNR margin value or the second SNR margin value is based on temperature variance information. 25. The method of claim 20, wherein the first SNR margin value or the second SNR margin value is based on impairments on the line.

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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

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Systems and methods for a multicarrier modulation system with a variable margin 원문보기

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