Method for improving performances of a mobile radiocommunication system using a power control algorithm
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H04Q-007/20
H04B-007/00
출원번호
US-0372086
(1999-08-11)
우선권정보
EP-0401766 (1999-07-13)
발명자
/ 주소
Agin, Pascal
출원인 / 주소
Alcatel
대리인 / 주소
Sughrue Mion, PLLC
인용정보
피인용 횟수 :
50인용 특허 :
22
초록▼
A method for improving performances of a mobile radiocommunication system using a power control algorithm for controlling a transmit power according to a transmission quality target value, and an adjustment algorithm for adjusting the transmission quality target value according to transmission requi
A method for improving performances of a mobile radiocommunication system using a power control algorithm for controlling a transmit power according to a transmission quality target value, and an adjustment algorithm for adjusting the transmission quality target value according to transmission requirements, the method including, upon the occurrence of a change in the transmission requirements, bypassing the adjustment algorithm, by applying a corresponding change to the transmission quality target value, so as to adjust it in an anticipated way.
대표청구항▼
A method for improving performances of a mobile radiocommunication system using a power control algorithm for controlling a transmit power according to a transmission quality target value, and an adjustment algorithm for adjusting the transmission quality target value according to transmission requi
A method for improving performances of a mobile radiocommunication system using a power control algorithm for controlling a transmit power according to a transmission quality target value, and an adjustment algorithm for adjusting the transmission quality target value according to transmission requirements, the method including, upon the occurrence of a change in the transmission requirements, bypassing the adjustment algorithm, by applying a corresponding change to the transmission quality target value, so as to adjust it in an anticipated way. second inbound information to said local transceiver during a second time period. 8. The multiple antenna cellular network of claim 2, wherein: each of said remote transceivers includes an RF transceiver to communicate information with said mobile station, a converter to convert RF information to IF information and to convert IF information to RF information, and an IF transceiver to communicate IF information with said local transceiver; and said local transceiver includes an IF transceiver to communicate IF information with said remote transceivers and an interface circuit to communicate information with said processor. 9. The multiple antenna cellular network of claim 8, wherein: said remote transceivers are configured to vary outbound information output power to move nulls in the cell. 10. The multiple antenna cellular network of claim 8, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; and said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level. 11. The multiple antenna cellular network of claim 8 for further communicating with a second mobile station within the cell, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; said remote transceivers are configured to measure a second inbound information power level from said second mobile station and to communicate said second inbound information power level to said local transceiver; said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level and to select second inbound information from the remote transceiver having the greatest second inbound information power level; said remote transceiver having the greatest inbound information power level is configured to communicate said inbound information to said local transceiver during a first time period; and said remote transceiver having the greatest second inbound information power level is configured to communicate said second inbound information to said local transceiver during a second time period. 12. The multiple antenna cellular network of claim 2, wherein: each of said remote transceiver includes an RF transceiver to communicate information with said mobile station, and an RF transceiver to communicate RF information with said local transceiver; and said local transceiver includes an RF transceiver to communicate with said remote transceivers, a converter to convert RF information to IF information and to convert IF information to RF information, and an interface circuit to communicate information with said processor. 13. The multiple antenna cellular network of claim 12, wherein: said remote transceivers are configured to simultaneously transmit said outbound information. 14. The multiple antenna cellular network of claim 13, wherein: said remote transceivers are configured to vary outbound information output power to move nulls in the cell. 15. The multiple antenna cellular network of claim 1 for further communicating with a second mobile station within a second cell, said network further comprising: a plurality of second antennas to produce the second cell; and a second transceiver coupled to said second antennas and configured to receive second inbound information from said second mobile station and transmit second out bound information to said second mobile station; and wherein said processor is further coupled to said second transceiver and configured to decode said second inbound information and to encode said second outbound information to communicate with said second mobile station. 16. T he multiple antenna cellular network of claim 15, wherein: said transceiver includes a plurality of remote transceivers each coupled to said antennas and a local transceiver coupled to said processor and coupled to said remote transceivers; and said second transceiver includes a plurality of second remote transceivers each coupled to said second antennas and a second local transceiver coupled to said processor and coupled to said second remote transceivers. 17. The multiple antenna cellular network of claim 16, wherein: said remote transceivers are configured to vary said outbound information output power to move nulls in the cell; and said second remote transceivers are configured to vary outbound information output power to move nulls in the second cell. 18. The multiple antenna cellular network of claim 16, wherein: said remote transceivers are configured to simultaneously transmit said inbound information to said local transceiver; and said second remote transceivers are configured to simultaneously transmit said second inbound information to said second local transceiver. 19. The multiple antenna cellular network of claim 18, wherein: said remote transceivers are configured to simultaneously transmit said outbound information; and said second remote transceivers are configured to simultaneously transmit said second outbound information. 20. The multiple antenna cellular network of claim 19, wherein: said remote transceivers are configured to vary said outbound information output power to move nulls in the cell; and said second remote transceivers are configured to vary outbound information output power to move nulls in the second cell. 21. The multiple antenna cellular network of claim 16, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; and said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level. 22. The multiple antenna cellular network of claim 16 or further communicating with a third mobile station within the cell and a fourth mobile station within the second cell, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; said remote transceivers are configured to measure a third inbound information power level from said third mobile station and to communicate said third inbound information power level to said local transceiver; said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level and to select third inbound information from the remote transceiver having the greatest third inbound information power level; said remote transceiver having the greatest inbound information power level is configured to communicate said inbound information to said local transceiver during a first time period; said remote transceiver having the greatest third inbound information power level is configured to communicate said third inbound information to said local transceiver during a second time period; said second remote transceivers are configured to measure a second inbound information power level from said second mobile station and to communicate said second inbound information power level to said second local transceiver; said second remote transceivers are configured to measure a fourth inbound information power level from said fourth mobile station and to communicate said fourth inbound information power level to said second local transceiver; said second local transceiver is configured to select second inbound information from the second remote transceiver having the greatest second inbound information power level and to select fourth inbound information from the second remote transceiver having the greatest fourth inbound information power level; said second remote transceiver having the greatest second inbound information power level is configured to communicate said second inbound information to said second local transceiver during a first time period; and said second remote transceiver having the greatest fourth inbound information power level is configured to communicate said fourth inbound information to said second local transceiver during a second time period. 23. The multiple antenna cellular network of claim 15, wherein: said transceiver includes a plurality of remote transceivers each coupled to said antennas and a local transceiver coupled to said processor and coupled to said remote transceivers; each of said remote transceivers includes an RF transceiver to communicate information with said mobile station, a converter to convert RF information to IF information and to convert IF information to RF information, and an IF transceiver to communicate IF information with said local transceiver; said local transceiver includes an IF transceiver to communicate IF information with said remote transceivers and an interface circuit to communicate information with said processor; said second transceiver includes a plurality of second remote transceivers each coupled to said second antennas and a second local transceiver coupled to said processor and coupled to said second remote transceivers; each of said second remote transceivers includes an RF transceiver to communicate information with said second mobile station, a converter to convert RF information to IF information and to convert IF information to RF information, and an IF transceiver to communicate IF information with said second local transceiver; and said second local transceiver includes an IF transceiver to communicate IF information with said second remote transceivers and an interface circuit to communicate information with said processor. 24. The multiple antenna cellular network of claim 23, wherein: said remote transceivers are configured to vary said outbound information output power to move nulls in the cell; and said second remote transceivers are configured to vary outbound information output power to move nulls in the second cell. 25. The multiple antenna cellular network of claim 23, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; and said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level. 26. The multiple antenna cellular network of claim 23 for further communicating with a third mobile station within the cell and a fourth mobile station within the second cell, wherein: said remote transceivers are configured to measure an inbound information power level from said mobile station and to communicate said inbound information power level to said local transceiver; said remote transceivers are configured to measure a third inbound information power level from said third mobile station and to communicate said third inbound information power level to said local transceiver; said local transceiver is configured to select inbound information from the remote transceiver having the greatest inbound information power level and to select third inbound information from the remote transceiver having the greatest third inbound information power level; said remote transceiver having the greatest inbound information power level is configured to communicate said inbound information to said local transceiver during a first time period; said remote transceiver having the greatest third inbound information power level is configured to communicate said third inbound information to said local transceiver durin
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이 특허에 인용된 특허 (22)
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