■ 取得特許
1.
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2016/03/08
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Radio apparatus(USP 9,281,830)
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2.
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2015/08/04
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Fractional frequency dividing circuit and transmitter(USP 9,099,959)
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3.
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2015/03/31
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Semiconductor device and receiver(USP 8,994,436)
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4.
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2015/02/15
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Radio apparatus(USP 8,958,767)
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5.
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2014/02/25
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Time error estimating device, error correction device and A/D converter(USP 8,659,454)
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6.
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2013/08/06
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Analogue to digital converter and signal processing system(USP 8,502,712)
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7.
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2011/02/08
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A/D converting apparatus(USP 7,884,749)
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8.
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2010/05/04
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Digital/analog converter and transmitter for complex signals(USP 7,710,301)
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9.
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2009/05/12
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AD converter and radio receiver(USP 7,532,144)
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10.
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2009/04/21
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A/D converter, signal processor, and receiving device(USP 7,522,080)
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11.
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2009/01/27
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D/A converter and communication apparatus(USP 7,482,959)
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12.
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2008/12/30
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Multiplier and radio communication apparatus using the same(USP 7,471,939)
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13.
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2008/11/11
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Parallel controlled connections of the plurality of ring oscillator units, PLL, radio apparatus(USP 7,449,961)
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14.
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2008/08/19
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Amplifier, filter using the same, and radio communication device(USP 7,414,468)
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15.
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2008/05/27
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AD converter and radio receiver(USP 7,379,009)
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16.
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2008/05/13
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A/D converter, signal processor, and receiving device(USP 7,372,385)
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17.
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2007/12/25
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Variable resolution A/D converter(USP 7,313,380)
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18.
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2007/07/31
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Multiple input analog-to-digital conversion apparatus and radio receiver using the same(USP 7,250,895)
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19.
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2007/01/26
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Multiple input analog-to-digital conversion apparatus and radio receiver using the same(USP 7,236,118)
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20.
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2006/08/08
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Multiple input analog-to-digital conversion apparatus and radio receiver using the same(USP 7,088,278)
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21.
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2006/06/20
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Variable gain amplifier device(USP 7,065,334)
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22.
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2006/06/06
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Frequency converter, orthogonal demodulator and orthogonal modulator(USP 7,057,426)
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23.
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2006/05/30
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Operational amplifier circuit, sample/hold circuit and filter circuit using the operational amplifier circuit(USP 7,053,703)
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24.
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2006/05/02
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Operational amplifier circuit, sample/hold circuit and filter circuit using the operational amplifier circuit(USP 7,038,537)
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25.
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2006/04/18
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Variable gain amplifier device(USP 7,031,684)
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26.
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2006/03/07
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Operational amplifier circuit, sample/hold circuit and filter circuit using the operational amplifier circuit(USP 7,009,448)
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27.
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2005/08/16
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Exponential conversion circuit and variable gain circuit(USP 6,930,532)
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28.
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2004/08/17
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Exponential conversion circuit and variable gain circuit(USP 6,777,999)
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29.
|
2004/08/10
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Frequency converter, orthogonal demodulator and orthogonal modulator(USP 6,774,739)
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30.
|
2003/06/10
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Variable gain amplifier(USP 6,577,188)
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31.
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2002/12/24
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Receiver having DC offset decreasing function and communication system using the same(USP 6,498,929)
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32.
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2002/11/05
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Frequency converter(USP 6,477,360)
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33.
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2002/08/20
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Variable gain amplifier(USP 6,437,643)
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34.
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2002/04/30
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Frequency converter(USP 6,381,449)
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35.
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2001/06/19
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Active array antenna system(USP 6,249,249)
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36.
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2000/05/02
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Phase shifter(USP 6,057,723)
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37.
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1999/11/30
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Frequency converter and radio receiver using same(USP 5,995,819)
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38.
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1999/02/02
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Variable-gain amplifier circuit, offset control method in variable-gain amplifier circuit, radio receiver with variable-gain amplifier circuit, and radio receiving method in radio receiver with variable-gain amplifier(USP 5,867,777)
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39.
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1998/11/24
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A/D converter apparatus with frequency conversion function and radio apparatus using the same(USP 5,841,388)
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5件表示
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全件表示(39件)
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