发明名称 TELEVISION SIGNAL TRANSMITTER
摘要 PROBLEM TO BE SOLVED: To reduce level deviation in the channel band of a television signal to be transmitted. SOLUTION: This television signal transmitter is provided with an intermediate frequency circuit part 1 for processing intermediate frequency signal of a television, a frequency converting part 2 where a first frequency converter 2a, a first band-pass filter 2b and the second frequency converter 2d are successively cascade-connected and with which the signal of the intermediate frequency band is frequency-converted twice, is converted into the TV signal of the specified channel within a TV broadcasting band and outputted and a TV signal output part 3, which is provided with the second band-pass filter 3a and processes the TV signal. The intermediate frequency circuit part 1 is provided with a level deviation correcting circuit 1c with which the level in the band of the TV signal is adjusted to be flat.
申请公布号 JP2000197028(A) 申请公布日期 2000.07.14
申请号 JP19980368035 申请日期 1998.12.24
申请人 ALPS ELECTRIC CO LTD 发明人 KAWASAKI MAKOTO
分类号 H04N5/38;H04B1/04;H04N7/16;H04N21/238 主分类号 H04N5/38
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