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The transmission apparatus according to the present invention includes a switching device that switches the multiplexing destination of mask symbols and uses this switching device to switch the multiplexing destination of the mask symbols so that the mask symbols multiplexed with control channel sig

The transmission apparatus according to the present invention includes a switching device that switches the multiplexing destination of mask symbols and uses this switching device to switch the multiplexing destination of the mask symbols so that the mask symbols multiplexed with control channel signals transmitted in parallel from a plurality of antennas may be transmitted from only one antenna at each transmission timing.

대표청구항 ▼

1. A transmission apparatus comprising:a search code provider that provides a search code to be used for cell search; a plurality of transmission sections that transmit a plurality of control channel signals in parallel; and a multiplexer that multiplexes said search code with a first control channe

1. A transmission apparatus comprising:a search code provider that provides a search code to be used for cell search; a plurality of transmission sections that transmit a plurality of control channel signals in parallel; and a multiplexer that multiplexes said search code with a first control channel signal of said plurality of control channel signals at a specific timing, wherein said multiplexer switches from multiplexing said search code with said first control channel signal to multiplexing said search code with another control channel signal of said plurality of control channel signals over time. 2. The transmission apparatus according to claim 1, wherein said multiplexer multiplexes the search code alternately with the plurality of control channel signals.3. The transmission apparatus according to claim 1, wherein said transmission apparatus uses an orthogonal transmission diversity technique.4. The transmission apparatus according to claim 1, wherein said multiplexer time-multiplexes the search code with the plurality of control channel signals.5. The transmission apparatus according to claim 1, wherein said multiplexer code-multiplexes the search code with the plurality of control channel signals.6. The transmission apparatus according to claim 1, wherein said search code provider provides a plurality of codes as the search code, and said multiplexer multiplexes separately the plurality of codes with the plurality of control channel signals.7. The transmission apparatus according to claim 1, wherein said search code provider provides a plurality of codes as the search code, and said multiplexer multiplexes in synchronization the plurality of codes with the plurality of control channel signals.8. A base station apparatus comprising a transmission apparatus comprising:a search code provider that provides a search code to be used for cell search; a plurality of transmission sections that transmit a plurality of control channel signals in parallel; and a multiplexer that multiplexes said search code with a first control channel signal of said plurality of control channel signals at a specific timing, wherein said multiplexer switches from multiplexing said search code with said first control channel signal to multiplexing said search code with another control channel signal of said plurality of control channel signals over time. 9. A transmission method used in a CDMA radio communication system, comprising:(a) providing a search code to be used for cell search; (b) transmitting a plurality of control channel signals in parallel; and c) multiplexing said search code with a first control channel signal of said plurality of control channel signals at a specific timing, and switching from multiplexing said search code with said first control channel signal to multiplexing said search code with another control channel signal of said plurality of control channel signals over time. 10. The transmission apparatus according to claim 1, wherein said multiplexer multiplexes the search code with said another control channel signal at a specific timing which is different from said specific timing that said multiplexer multiplexes said search code with said first control channel signal.11. The transmission apparatus according to claim 8, wherein said multiplexer multiplexes the search code with said another control channel signal at a specific timing which is different from said specific timing that said multiplexer multiplexes said search code with said first control channel signal.12. The transmission apparatus according to claim 9, wherein said multiplexer multiplexes the search code with said another control channel signal at a specific timing which is different from said specific timing that said multiplexer multiplexes said search code with said first control channel signal.