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    • 1. 发明申请
    • Novel Haloalkylsulfonanilide Derivative, Herbicide, and Method of Use Thereof
    • 新型卤代烷基磺酰苯胺衍生物,除草剂及其使用方法
    • US20080274892A1
    • 2008-11-06
    • US11884804
    • 2006-02-23
    • Tomokazu HinoToshihiko ShigenariTakahiro KiyokawaKoki MametsukaYasuko Yamada
    • Tomokazu HinoToshihiko ShigenariTakahiro KiyokawaKoki MametsukaYasuko Yamada
    • A01N43/78A01N43/76
    • C07D263/22A01N47/04A01N47/24C07D263/24C07D263/58C07D277/14
    • A haloalkylsulfonanilide derivative represented by the formula (I): {wherein R1 represents haloalkyl; R2 represents H, alkylcarbonyl, optionally substituted phenylcarbonyl, alkoxycarbonyl, optionally substituted phenoxycarbonyl, optionally substituted phenylsulfonyl, etc.; R3 and R4 each represents H, alkyl, cycloalkyl, halogeno, CN, etc.; R5, R6, R7, and R8 each represents H, halogeno, alkyl, cycloalkyl, optionally substituted phenyl(C1-6 alkyl), an optionally substituted heterocycle, etc.; A and W each represents O or S; and X represents one to four substituents selected among H, halogeno, alkyl, alkenyl, optionally substituted phenyl, optionally substituted phenylalkylaminocarbonyl, OH, CN, etc.} and a salt thereof; and a herbicide containing any of these compounds as an active ingredient. The herbicide is excellent in wide applicability, persistency, and selectivity for crops and effectiveness against weeds. It is excellent especially as a herbicide for rice fields.
    • 由式(I)表示的卤代烷基磺酰苯胺衍生物:其中R 1表示卤代烷基; R 2表示H,烷基羰基,任选取代的苯基羰基,烷氧基羰基,任选取代的苯氧基羰基,任选取代的苯基磺酰基等; R 3和R 4各自表示H,烷基,环烷基,卤代,CN等; R 5,R 6,R 7和R 8各自表示H,卤代,烷基,环烷基, 任选取代的苯基(C 1-6烷基),任选取代的杂环等; A和W各自表示O或S; 和X代表选自H,卤代,烷基,烯基,任选取代的苯基,任选取代的苯基烷基氨基羰基,OH,CN等的一至四个取代基;及其盐; 和含有任何这些化合物作为活性成分的除草剂。 除草剂在广泛的适用性,持久性和对作物的选择性以及对杂草的有效性方面都是优异的。 特别是作为稻田除草剂。
    • 10. 发明授权
    • Balanced modulator designed for low supply voltage
    • 平衡调制器设计用于低电源电压
    • US5172079A
    • 1992-12-15
    • US851970
    • 1992-03-16
    • Toshihiko Shigenari
    • Toshihiko Shigenari
    • H03C1/36H03C1/54H03D7/14
    • H03C1/545H03C1/36H03D7/1408H03D7/1433H03C2200/0062H03D2200/0033H03D2200/0084
    • A balanced modulation circuit includes first, second, and third differential amplifiers. The first differential amplifier includes first and second transistors (Q11, Q12) having the emitters connected to first and second constant-current sources (CS11, CS12) and also connected with each other through a resistor, the collectors connected to the power supply line through respective base-collector-coupled transistors (Q13, Q14) used as diodes, and the bases connected to a first voltage source (V11) through respective resistors (R11, R12). The second differential amplifier includes third and fourth transistors (Q17, Q18) having the emitters connected to the collector of a transistor (Q15) whose base is connected to the base of the transistor (Q14) and whose emitter is connected to the power supply line, the bases of the third and fourth transistors (Q17, Q18) are connected to a second voltage source (V12) through respective resistors, and the collectors are connected to the ground line through respective resistors. The third differential amplifier includes fifth and sixth transistors (Q19, Q20) having the emitters connected to the collector of a transistor (Q16) whose base is connected to the base of the transistor (Q13) and whose emitter is connected to the power supply line, the bases of the fifth and sixth transistors (Q19, Q20) are respectively connected to the bases of the fourth and third transistors (Q18, Q17), and the collectors are respectively connected to the collectors of the third and fourth transistors (Q17, Q18).
    • 平衡调制电路包括第一,第二和第三差分放大器。 第一差分放大器包括第一和第二晶体管(Q11,Q12),其具有连接到第一和第二恒流源(CS11,CS12)的发射极,并且还通过电阻器彼此连接,所述集电极连接到电源线通过 用作二极管的各个基极集电极耦合晶体管(Q13,Q14)和通过相应的电阻器(R11,R12)连接到第一电压源(V11)的基极。 第二差分放大器包括具有连接到晶体管(Q15)的集电极的发射极的第三和第四晶体管(Q17,Q18),其基极连接到晶体管(Q14)的基极,并且其发射极连接到电源线 ,第三和第四晶体管(Q17,Q18)的基极通过相应的电阻器连接到第二电压源(V12),并且集电极通过相应的电阻器连接到地线。 第三差分放大器包括具有连接到晶体管(Q16)的集电极的发射极的第五和第六晶体管(Q19,Q20),其基极连接到晶体管(Q13)的基极,并且其发射极连接到电源线 ,第五和第六晶体管(Q19,Q20)的基极分别连接到第四和第三晶体管(Q18,Q17)的基极,并且集电极分别连接到第三和第四晶体管(Q17, Q18)。