A mobile station (MS) has a radio portion (12), a combining portion (15),
a data processing portion (16), and a control portion (18). The mobile
station (MS) further has a first receiving portion (13), a second receiving
portion (14) between the radio portion (12) and the combining portion
(15), and a transmitting portion (15). The first receiving portion
(13) temporally early rounds a chip offset off while the second receiving
portion (14) temporally late rounds the chip offset off.