Abstract:
PROBLEM TO BE SOLVED: To provide a voice input device with a function of eliminating noise components, and also to provide its manufacturing method and an information processing system. SOLUTION: The voice input device includes: a first microphone 710-1 with a first vibrating membrane; a second microphone 710-2 with a second vibrating membrane; and a difference signal generating unit 720 that generates a difference signal between a first voltage signal and a second voltage signal. The first and second vibrating membranes are disposed to make a noise intensity ratio smaller than an input voice intensity ratio indicative of a ratio of the intensity of input voice components. The difference signal generating unit 720 includes: a gain unit 760 that gives a predetermined gain to the first voltage signal; and a difference signal output unit 740 that generates and outputs a difference signal between the first voltage signal to which the gain unit gives the predetermined gain and the second voltage signal. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a high quality microphone unit which has a small external form and can eliminate deep noise, a voice input device, and an information processing system. SOLUTION: A microphone unit 1 includes: a housing 10 which has an inner space 100; a partition member 20 which is provided in the housing and divides the inner space into a first space 102 and a second space 104, the partition member 20 being at least partially formed of a diaphragm 30; and an electrical signal output circuit 40 which outputs an electrical signal based on vibrations of the diaphragm. In the housing 10, a first through-hole 12 through which the first space 102 communicates with an outer space of the housing and a second through-hole 104 through which the second space 104 communicates with the outer space are formed. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a switching device which can be integrated in the higher density and can be easily laminated. SOLUTION: A switching element 100 comprises an insulating substrate 10, a first electrode 30 provided on the insulating substrate 10, a second electrode 40 provided above the first electrode 30, and an inter-electrode gap 50 which is provided between the first electrode 30 and the second electrode 40 and which has a nanometer order gap in which the switching phenomenon of a resistor is generated by applying a predetermined voltage between the first electrode 30 and the second electrode 40. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a close-talking type voice input device capable of being miniaturized and achieving a highly accurate noise eliminating function, its manufacturing method, and an information processing system. SOLUTION: The close-talking type voice input device includes a first microphone 10 provided with a first vibrating membrane 12, a second microphone 20 provided with a second vibrating membrane 22, and a differential signal generation part 30 for generating differential signals indicating a difference between a first voltage signal acquired in the first microphone 10 and a second voltage signal acquired in the second microphone 20. The first and second vibrating members 12 and 22 are disposed such that a noise-strength ratio indicating the ratio of the strength of noise components included in the differential signals to the strength of the noise components included in the first or second voltage signal is lower than a voice-strength ratio indicating the ratio of the strength of input voice components included in the differential signals to the strength of the input voice components included in the first or second voltage signal. COPYRIGHT: (C)2008,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To enhance stability as to a sensor for determining whether a detecting object substance has been detected through change in color of pigment and a sensor device equipped with the sensor. SOLUTION: This sensor includes a sensing part 32 comprising a pigment complex 322. The complex 322 includes a carrier for pigment fixation having a plurality of pores and pigment fixed within the pores changing its color according to the detection of the detecting object substance. The size of the pores of the carrier for pigment fixation is 0.5 to 2.0 times as large as the size of the pigment. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an enzyme sensor capable of precisely and high-sensitively detecting or determining a quantity of a low-concentrated detection object (substrate) and manufacturing method thereof.SOLUTION: The enzyme sensor handles a predetermined matter in an electrochemical manner to detect a detection object (substrate) included in a sample or to determine the quantity thereof using an enzyme 15a which is responsive to the detection object (substrate) and generates a predetermined matter. The enzyme sensor includes: plural electrodes; an electron carrier layer 13 formed over an electrode (in particular, on working electrode 121) including an electron carrier for accelerating the transmission of electrons between the electrode (working electrode 121) and the predetermined matter; a selective transmission layer 14 formed over the electron carrier layer 13, which selectively transmits a predetermined matter; and a mesoporous enzyme layer 15 formed over the selective transmission layer 14 including the enzyme 15a.
Abstract:
PROBLEM TO BE SOLVED: To provide a sensor capable of detecting a detection target substance in a proper concentration region with a simple constitution even if the concentration of the detection target substance is unknown. SOLUTION: An enzyme sensor 1A comprises a sensor part 10A which comprises: a predetermined substrate 110; a permeable membrane 400 through which at least detection target substance T is permeated; and a detection layer L1 formed between the substrate 110 and the permeable membrane 400. The sensor part 10A is constituted so that the distance d between the substrate 110 and the permeable membrane 400 is variable. COPYRIGHT: (C)2013,JPO&INPIT