Title:
CDMA方式おける逆方向リンクの送信電力制御装置及び方法
Document Type and Number:
Japanese Patent JP4629292
Kind Code:
B2
Abstract:
The present invention relates to a method of controlling transmitting power level of a mobile station in CDMA communication system. This invention estimates a moving speed of a mobile station and changes a power control step size according to the estimated moving speed, thereby tracking power level control command, which is transmitted from a base station to compensate for the power variation of its received signals, quickly and precisely.
Inventors:
Redondo
Lisan Young
Kim Byung
Lisan Young
Kim Byung
Application Number:
JP2001533662A
Publication Date:
February 09, 2011
Filing Date:
October 21, 2000
Export Citation:
Assignee:
SK TELECOM CO.,LTD.
International Classes:
H04W52/22; G01S11/02; G01S11/04; G01S11/06; H04B7/005; H04B7/26; H04J13/00; H04W52/04; H04W52/28; H04W52/36
Domestic Patent References:
| JP10079701A | ||||
| JP11112420A | ||||
| JP11514821A | ||||
| JP11502991A | ||||
| JP11112416A | ||||
| JP9139712A | ||||
| JP9312609A | ||||
| JP11284569A | ||||
| JP11112418A | ||||
| JP7139712A | ||||
| JP10112418A |
Foreign References:
| WO1999037111A1 |
Attorney, Agent or Firm:
Yoshiyuki Kaji
Makoto Suhara
Makoto Suhara