WO2013141153A1 - 無線式温度計 - Google Patents
無線式温度計 Download PDFInfo
- Publication number
- WO2013141153A1 WO2013141153A1 PCT/JP2013/057374 JP2013057374W WO2013141153A1 WO 2013141153 A1 WO2013141153 A1 WO 2013141153A1 JP 2013057374 W JP2013057374 W JP 2013057374W WO 2013141153 A1 WO2013141153 A1 WO 2013141153A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- antenna
- heat insulator
- temperature
- detection means
- wireless thermometer
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/20—Clinical contact thermometers for use with humans or animals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/32—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using change of resonant frequency of a crystal
Definitions
- the present invention relates to a wireless thermometer that measures a physical quantity determined by the temperature of a test object and wirelessly transmits the physical quantity to an external device.
- Patent Document 1 Conventionally, various deep temperature measuring devices for measuring not only the surface temperature of an object but also the deep temperature of the object have been devised. As one of them, there is a deep temperature measuring apparatus shown in Patent Document 1.
- the deep temperature measuring apparatus shown in Patent Document 1 is arranged in a first temperature sensor (surface side temperature sensor) group mounted on the surface of the test object and a position spaced a predetermined distance from the surface of the test object. 2 temperature sensor temperatures (outside air temperature sensor) group.
- a heat insulator having a predetermined thickness is disposed between the first temperature sensor group and the second temperature sensor group.
- the deep temperature measuring device shown in Patent Document 1 is based on the difference between the temperature measured by the temperature sensor constituting the first temperature sensor group and the temperature measured by the temperature sensor constituting the second temperature sensor group. The depth temperature of the object is measured.
- An antenna is connected to each temperature sensor, and the measured temperature is communicated wirelessly from the antenna to the outside.
- the shape of the antenna becomes small. For example, when the antenna is formed in a wound shape, the number of turns is reduced. For this reason, the distance which can communicate a measurement result (measurement temperature etc.) to the exterior will become short.
- An object of the present invention is to realize a wireless thermometer that measures a deep temperature with high accuracy and improves a communication distance.
- a wireless thermometer has a predetermined thickness, a predetermined thermal resistivity, a heat insulator including a first main surface and a second main surface facing each other, and a first main surface of the heat insulator.
- 1 antenna, and the 2nd antenna which transmits the 2nd detection signal which is connected to the 2nd temperature detection means and which the 2nd temperature detection means emits.
- the first antenna and the second antenna are arranged so that at least a part of the antenna formation region overlaps when viewed in the direction parallel to the thickness direction, with a predetermined distance in the direction parallel to the thickness direction of the heat insulator. .
- the first temperature detection means and the second temperature detection means are individually provided with an antenna and are arranged with a heat insulator interposed therebetween.
- the heat conduction between the 1st temperature detection means and the 2nd temperature detection means does not go through an insulator via an insulator.
- the temperature difference between the first temperature detection means and the second temperature detection means is not affected by the heat conduction by the electrodes, an accurate temperature difference corresponding to the deep temperature can be obtained.
- the first antenna and the second antenna are viewed in a direction parallel to the thickness direction, a part of the antenna formation region is overlapped, so that the first antenna and the second antenna are magnetically coupled to reduce the communication distance. Can be extended.
- the wireless thermometer includes a heat insulator having a first main surface and a second main surface that have a predetermined thickness and have a predetermined thermal resistivity and are opposed to each other, and a first main surface of the heat insulator.
- the first temperature detecting means arranged on the second temperature detecting means, the second temperature detecting means arranged on the second main surface of the heat insulator, and the first temperature detecting means connected to the first temperature detecting means and transmitting the first detection signal.
- a second antenna connected to the second temperature detecting means and transmitting a second detection signal emitted from the second temperature detecting means.
- the first antenna and the second antenna are arranged close to each other on substantially the same plane parallel to the first main surface and the second main surface.
- the first antenna and the second antenna are arranged at close positions on substantially the same plane, so that the first antenna and the second antenna are magnetically coupled to increase the communication distance.
- the wireless thermometer of the present invention preferably has the following configuration. At least one of the first routing conductor that connects the first temperature detection means and the first antenna or the second routing conductor that connects the second temperature detection means and the second antenna includes at least one bent portion. . The bent portion is formed such that the first temperature detecting means and the second temperature detecting means are overlapped when viewed from a direction orthogonal to the plane by bending.
- At least one of the first temperature detection means and the second temperature detection means in a plan view position (a position seen in a plane perpendicular to the thickness direction of the heat insulator) can be moved.
- a 1st temperature detection means and a 2nd temperature detection means can be easily arrange
- the wireless thermometer it is preferable that at least a portion of the first routing conductor or the second routing conductor that is overlapped by bending is sandwiched between insulating layers.
- thermometer even when the first lead conductor or the second lead conductor is bent, the conductors can be prevented from being short-circuited. Thereby, a wireless thermometer can be operated reliably.
- the portion overlapping by bending may be in contact with the surface on the opposite side to the surface on which the first routing conductor or the second routing conductor is formed.
- the overlapping portion is welded or bonded.
- the bent part can be fixed.
- the shape of the wireless thermometer can be fixed.
- the assembly efficiency at the time of assembling the wireless thermometer can be improved.
- a cut or a recess is formed at the position of the bent portion of the first lead conductor or the second lead conductor in the base material.
- the first lead conductor or the second lead conductor can be easily bent at the bending portion.
- the bent portion may be made of a material that is deformed by heat.
- This configuration can be easily bent by heat.
- the first antenna and the second antenna may be formed in a wound shape on a surface substantially orthogonal to the thickness direction of the heat insulator.
- the first temperature detection means and the second temperature detection means operate with a radio signal input via the first antenna and the second antenna, and the first temperature detection means and the second temperature detection means correspond to the detected temperature. It is preferable to generate one detection signal and a second detection signal.
- This configuration does not require a power source for operating the first temperature detection means and the second temperature detection means. Thereby, a wireless thermometer can be made small.
- the first antenna and the second antenna may be formed on different base materials.
- This configuration shows an example of a specific form of forming the first antenna and the second antenna with respect to the base material.
- the first antenna and the second antenna may be formed on a single base material.
- the components of the wireless thermometer can be simplified.
- the first antenna and the second antenna may be formed on opposing surfaces of a single base material.
- the respective antenna formation areas do not interfere with each other.
- the design freedom of the 1st antenna, the 2nd antenna, and the routing conductor connected to these improves.
- the first antenna and the second antenna may be formed on one surface of a single base material.
- the first antenna and the second antenna are formed on one side of a single base material, which facilitates manufacturing.
- either the first antenna or the second antenna may be arranged so as to include one of them.
- This configuration shows an example of a specific positional relationship between the first antenna and the second antenna.
- the shape of the radiating portion of the first antenna and the shape of the radiating portion of the second antenna are preferably substantially the same.
- the degree of coupling between the first antenna and the external antenna and the degree of coupling between the second antenna and the external antenna can be made substantially the same.
- the wireless thermometer of the present invention it is preferable that a plurality of at least one of the first temperature detection means and the second temperature detection means are arranged, and an antenna is formed for each temperature detection means.
- the depth temperature can be measured at a plurality of locations, the depth temperature can be calculated with higher accuracy using these.
- the antennas connected to the plurality of temperature detecting means are arranged at positions close to each other when viewed in the thickness direction of the heat insulator.
- antennas that are close to each other on the same plane can be magnetically coupled to each other, thereby further widening the transmission range.
- the first temperature detection means and the second temperature detection means are resonators whose resonance frequency varies with temperature.
- the resonator may be a crystal resonator.
- the first temperature detecting means and the second temperature detecting means may be RFID-ICs provided with a temperature sensor.
- the wireless thermometer of the present invention may be a deep thermometer that includes a mounting means that is mounted on the temperature measuring portion of the test temperature body and measures the deep body temperature of the test temperature body.
- This configuration shows the specific usage of the wireless thermometer.
- thermometer it is possible to measure a deep body temperature with high accuracy and realize a wireless thermometer with a long communication distance.
- FIG. 1 is a block diagram showing a main circuit configuration of a wireless temperature measurement system 1 according to the present embodiment. It is a figure which shows the structure of 10 A of radio
- FIG. 1 is a diagram showing a configuration of a wireless thermometer 10 according to the present embodiment.
- 1A is a top view with the top heat insulator 611 omitted
- FIG. 1B is a cross-sectional view taken along the line AA ′ in FIGS. 1A and 1C
- FIG. It is a bottom view in the state where heat insulator 612 was omitted.
- Wireless thermometer 10 includes a flexible, which has an insulating property, a heat insulating member 500 having a predetermined thermal resistance [rho T.
- the heat insulator 500 is circular in plan view (viewed from the upper surface side or the lower surface side) and has a predetermined thickness D. Insulation 500 is used substantially the material of the same thermal resistivity [rho T and thermal resistance of the temperature measurement object.
- the lower surface heat insulator 612 is disposed on the lower surface side of the heat insulator 500.
- the bottom heat insulator 612 has flexibility and insulation, and is formed thinner than the heat insulator 500.
- the bottom heat insulator 612 has a circular shape in plan view, and the area in plan view is larger than that of the heat insulator 500.
- the bottom heat insulator 612 is attached to the heat insulator 500 in plan view so that the center of the bottom heat insulator 612 and the center of the heat insulator 500 substantially coincide. Thereby, the lower surface heat insulator 612 has a shape protruding from the outer periphery of the heat insulator 500 in a predetermined range in plan view.
- the crystal unit 112 is disposed on the surface of the lower surface heat insulator 612 that contacts the heat insulator 500.
- the crystal unit 112 is an element that resonates at a predetermined resonance frequency fp2 in accordance with the sensed temperature, and corresponds to the “second temperature detection unit” of the present invention.
- the quartz crystal vibrator 112 is disposed substantially at the center when the bottom heat insulator 612 is viewed in plan.
- the antenna 310 is disposed on the surface of the bottom heat insulator 612 on which the crystal resonator 112 is disposed.
- the antenna 310 corresponds to the “second antenna” of the present invention.
- the antenna 310 includes a winding conductor 311 and a lead conductor 312.
- the winding conductor 311 is a conductor that is wound around the outer periphery of the lower surface heat insulator 612 and is formed near the outer periphery of the lower surface heat insulator 612.
- the diameter and the number of turns of the winding conductor 311 are appropriately set based on the resonance frequency band of the crystal resonator 112, the required inductance, and the usable conductor formation range. For example, in FIG. 1, the winding conductor 311 rotates twice.
- Both ends of the winding conductor 311 are connected to the crystal unit 112 by a routing conductor 312 that is routed so as to connect the outer periphery and the center of the bottom heat insulator 612.
- a routing conductor 312 that is routed so as to connect the outer periphery and the center of the bottom heat insulator 612.
- the conductors overlap in the thickness direction.
- a thin insulating film may be disposed between the conductors in this portion.
- the lower surface heat insulator 612 may be configured such that the surface of the crystal unit 112 (the surface opposite to the surface in contact with the heat insulator 500) is exposed to the outside. Moreover, the surface of the lower surface heat insulator 612 may be, for example, sticky.
- An upper surface heat insulator 611 is disposed on the upper surface side of the heat insulator 500.
- the top heat insulator 611 has flexibility and insulation, and is formed thinner than the heat insulator 500.
- the top heat insulator 611 has a circular shape in plan view, and the area in plan view is larger than that of the heat insulator 500.
- the top heat insulator 611 is attached to the heat insulator 500 so that the center of the top heat insulator 611 and the center of the heat insulator 500 substantially coincide with each other in plan view.
- the top heat insulator 611 is formed in a shape that covers the entire side surface of the heat insulator 500 and the entire surface of the bottom heat insulator 612 on the heat insulator 500 side.
- an insulating layer 661 is disposed between the top heat insulator 611 and the bottom heat insulator 612.
- the crystal unit 111 is disposed on the surface of the top heat insulator 611 on which the heat insulator 500 abuts.
- the crystal unit 111 is an element that resonates at a predetermined resonance frequency fp1 according to the sensed temperature, and corresponds to the “first temperature detecting unit” of the present invention.
- the quartz crystal vibrator 111 is disposed substantially at the center when the top heat insulator 611 is viewed in plan. Thereby, the crystal unit 111 and the crystal unit 112 are arranged so as to overlap each other in the thickness direction of the heat insulator 500 when viewed in plan, that is, the heat insulator 500 (wireless thermometer 10).
- the antenna 210 is disposed on the surface of the top heat insulator 611 on which the crystal unit 111 is disposed.
- the antenna 210 corresponds to the “first antenna” of the present invention.
- the antenna 210 includes a winding conductor 211 and a lead conductor 212.
- the winding conductor 211 is a conductor that is wound around the outer periphery of the upper surface heat insulator 611, and is formed in the vicinity of the outer periphery of the upper surface heat insulator 611.
- the diameter and the number of turns of the winding conductor 211 are appropriately set based on the resonance frequency band of the crystal unit 111, the required inductance, and the usable conductor formation range. For example, in FIG. 1, the winding conductor 211 is turned twice. At this time, the winding conductor 211 is disposed so as to be substantially the target of the winding conductor 311 with the insulating layer 661 interposed therebetween.
- the resonance frequency of the crystal unit 111 and the resonance frequency of the crystal unit 112 are substantially matched.
- the shape of the winding conductor 211 of the antenna 210 and the shape of the winding conductor 311 of the antenna 310 can be substantially matched.
- the shape of the winding conductor 211 and the shape of the winding conductor 311 substantially coincide with each other, so that the winding conductor 211 and the winding conductor 311 have a wireless thermometer as shown in FIG. 10 can be arranged so as to substantially overlap in plan view.
- the degree of coupling between the antenna 210 and an external antenna for example, a base unit side antenna 94 to be described later
- the degree of coupling between the antenna 310 and an external antenna for example, a base unit side antenna 94 to be described later
- the resonance frequency of the closed circuit formed by the antenna 210 and the crystal resonator 111 and the closed circuit formed by the antenna 310 and the crystal resonator 112 are substantially the same, and these antennas are easily coupled.
- Both ends of the winding conductor 211 are connected to the crystal unit 111 by a routing conductor 212 that is routed so as to connect the outer periphery and the center of the top heat insulator 611.
- a routing conductor 212 that is routed so as to connect the outer periphery and the center of the top heat insulator 611.
- a thin insulating film may be disposed between the conductors in this portion.
- the crystal resonator 111 and the crystal resonator 112 are not connected by a conductor. Accordingly, when the deep temperature is measured with the crystal resonator 112 as the test object side and the crystal resonator 111 as the outside air side, the heat from the test object is between the crystal unit 111 and the crystal unit 112. Propagated by thermal insulator 500 only. As a result, the temperature difference between the sensed temperature of the crystal unit 111 and the sensed temperature of the crystal unit 112 is not affected by the conductor and depends only on the heat insulator 500. Thereby, when measuring a deep part temperature using the physical property of the said heat insulating body 500, a deep part temperature can be measured with high precision.
- the antennas 210 and 310 overlap in plan view, but the structure is not limited to this. If the first antenna and the second antenna are at least partially overlapped in a plan view, the effect of the present invention is sufficiently obtained.
- FIG. 2 is a block diagram showing a main circuit configuration of the wireless temperature measurement system 1 according to the present embodiment.
- the lower surface of the wireless thermometer 10 provided with the crystal resonator 112 and the antenna 310 is attached to the surface of the test object.
- the first pulse signal SpL1 and the second pulse signal SpL2 are transmitted from the portable master terminal 90 to the wireless thermometer 10 mounted on the test temperature object.
- the portable master terminal 90 transmits the first pulse signal SpL1 and the second pulse signal SpL2 close to a distance that allows communication by magnetic field coupling with the antennas 210 and 310 of the wireless thermometer 10.
- the first pulse signal SpL1 which is a radio signal for driving the crystal unit 111, is received by the antenna 210 and applied to the crystal unit 111.
- the crystal unit 111 resonates with the first pulse signal SpL1 and outputs the first resonance signal Sfp1.
- the first resonance signal Sfp1 corresponds to the detection signal of the present invention.
- the first resonance signal Sfp1 is transmitted to the antenna 210.
- the first resonance signal Sfp1 transmitted to the antenna 210 is transmitted to the portable parent terminal 90 by magnetic field coupling.
- the frequency fp1 of the first resonance signal Sfp1 varies depending on the temperature sensed by the crystal unit 111, and the temperature is uniquely determined for one resonance frequency.
- the resonance frequency fp1 is uniquely determined according to the temperature heat of the temperature measuring object is thermally conducted to the outside air via the heat insulator 500 made of the thickness D in the thermal resistance [rho T, the resonance frequency A first resonance signal Sfp1 of fp1 is output.
- the second pulse signal SpL2 which is a radio signal for driving the crystal unit 112
- the crystal unit 112 resonates with the second pulse signal SpL2 and outputs a second resonance signal Sfp2.
- This second resonance signal Sfp2 corresponds to the second detection signal of the present invention.
- the second resonance signal Sfp2 is transmitted to the antenna 310.
- the second resonance signal Sfp2 transmitted to the antenna 310 is transmitted to the portable parent terminal 90 by magnetic field coupling.
- the frequency fp2 of the second resonance signal Sfp2 varies depending on the temperature sensed by the crystal resonator 112, and the temperature is uniquely determined for one resonance frequency. Specifically, the resonance frequency fp2 is uniquely determined according to the temperature of the test object, and the second resonance signal Sfp2 having the resonance frequency fp2 is output.
- the portable parent terminal 90 includes a control unit 91, a transmission signal generation unit 92, a transmission / reception unit 93, a parent device side antenna 94, a measurement unit 95, a display unit 96, and an operation unit 97.
- the control unit 91 performs overall control of the portable parent terminal 90.
- the control unit 91 executes various control processes in response to operation inputs from the operation unit 97. For example, when receiving an operation input for measuring body temperature from the operation unit 97, first, the transmission signal generation unit 92 is controlled to generate the first pulse signal SpL1.
- the transmission signal generation unit 92 When the transmission signal generation unit 92 receives the generation control of the first pulse signal SpL1, the transmission signal generation unit 92 generates the first pulse signal SpL1 composed of the carrier wave of the first frequency and supplies the transmission / reception unit 93 with the first pulse signal SpL1.
- the carrier frequency is the crystal frequency so that the frequency component of the first pulse signal SpL1 is substantially the same as the frequency band that the crystal resonator 111 can take in the temperature range detected by the wireless thermometer 10.
- the frequency close to the resonance frequency of the vibrator 111 is set, and the pulse width (burst time) for determining the bandwidth is set to an appropriate value.
- the transmission / reception unit 93 outputs the first pulse signal SpL1 to the base unit antenna 94.
- Base unit side antenna 94 has the same structure as antenna 210 of wireless thermometer 10, and radiates first pulse signal SpL1.
- the parent device side antenna 94 receives the first resonance signal Sfp 1 radiated from the antenna 210 of the wireless thermometer 10 and outputs the first resonance signal Sfp 1 to the transmission / reception unit 93.
- the transmission / reception unit 93 outputs the first resonance signal Sfp1 to the measurement unit 95.
- the control unit 91 generates the second pulse signal SpL2 to the transmission signal generation unit 92 after confirming reception of the first resonance signal Sfp1 or after a predetermined time has elapsed from the generation control of the first pulse signal SpL1 to the transmission signal generation unit 92. Take control.
- the transmission signal generation unit 92 When the transmission signal generation unit 92 receives the generation control of the second pulse signal SpL 2, the transmission signal generation unit 92 generates a second pulse signal SpL 2 including a carrier wave having a second frequency different from the first frequency, and supplies the second pulse signal SpL 2 to the transmitting / receiving unit 93.
- the second pulse signal SpL2 is set so that the frequency component of the second pulse signal SpL2 is substantially the same as the frequency band that the crystal resonator 112 can take in the temperature range detected by the wireless thermometer 10.
- the carrier frequency of SpL2 is set to a frequency close to the resonance frequency of the crystal unit 112, and the pulse width (burst time) for determining the bandwidth is set to an appropriate value.
- the parent device side antenna 94 receives the second resonance signal Sfp ⁇ b> 2 radiated from the antenna 310 of the wireless thermometer 10 and outputs the second resonance signal Sfp ⁇ b> 2 to the transmission / reception unit 93.
- the transmission / reception unit 93 outputs the second resonance signal Sfp2 to the measurement unit 95.
- the measurement unit 95 includes a frequency conversion unit 951, a temperature detection unit 952, and a temperature calculation unit 953.
- the frequency conversion unit 951 acquires a frequency spectrum from the first resonance signal Sfp1 and the second resonance signal Sfp2 on the time axis by FFT processing or the like. In the present embodiment, the case where the first resonance signal Sfp1 and the second resonance signal Sfp2 are read separately has been described. However, in the temperature range detected by the wireless thermometer 10, the frequency band that can be taken by the crystal unit 111 and the frequency band that can be taken by the crystal unit 112 are kept as close as possible, and a wide frequency including two frequency bands. If a pulse signal having a component is transmitted, the first resonance signal Sfp1 and the second resonance signal Sfp2 can be simultaneously measured by one transmission and reception.
- the temperature detector 952 stores in advance the relationship between the frequency and temperature of the first resonance signal Sfp1 and the relationship between the frequency and temperature of the second resonance signal Sfp2.
- the temperature detector 952 detects the frequency spectrum peak of the first resonance signal Sfp1, and outputs the temperature associated with the peak frequency fp1 as the outside air temperature Ts.
- the temperature detector 952 detects the frequency spectrum peak of the second resonance signal Sfp2, and outputs the temperature associated with the peak frequency fp2 as the surface temperature Tb.
- Td Ts + (R T + R u ) ⁇ (Tb ⁇ Ts) / R T
- the calculated deep temperature Td is output to the display unit 96 and the storage unit (not shown).
- the display unit 96 displays the deep body temperature measurement result.
- the portable parent terminal 90 can measure the deep temperature of the test object simply by remotely providing a temperature detection trigger. Then, by using the wireless thermometer 10 having the above-described configuration, the deep temperature of the test object can be measured with higher accuracy than the conventional configuration. Furthermore, even if the distance between the wireless thermometer 10 and the portable parent terminal 90 is longer than the conventional configuration, the deep temperature can be measured.
- FIG. 3 is a diagram showing a configuration of a wireless thermometer 10A according to the second embodiment of the present invention.
- 3A is a top view with the top heat insulator 611A omitted
- FIG. 3B is a cross-sectional view taken along the line AA ′ in FIGS. 3A and 3C
- FIG. It is a bottom view in the state where heat insulation 612A was omitted.
- the wireless thermometer 10A of the present embodiment is different from the wireless thermometer 10 shown in the first embodiment in the shape of the antenna 310A, and the other configurations are the same.
- the winding conductor 311A of the antenna 310A overlaps with the winding conductor 211 of the antenna 210 over substantially the entire length in a plan view of the wireless thermometer 10A. Further, the routing conductor 312A of the antenna 310A and the routing conductor 212 of the antenna 210 are formed so as to be drawn out in the same direction from the crystal resonators 111 and 112, respectively, in plan view of the wireless thermometer 10A.
- the magnetic field coupling between the winding conductor 211 of the antenna 210 and the winding conductor 311A of the antenna 310 can be further strengthened. Thereby, the transmission / reception distance, that is, the measurable distance can be made longer.
- FIG. 4 is a diagram showing a configuration of a wireless thermometer 10B according to the third embodiment of the present invention.
- 4A is a top view with the top heat insulator 611B omitted
- FIG. 4B is a cross-sectional view taken along the line AA ′ in FIGS. 4A and 4C
- FIG. 4C is the bottom surface. It is a bottom view in the state where heat insulation 612B was omitted.
- the wireless thermometer 10B includes two crystal resonators corresponding to the first temperature detecting means and two crystal resonators corresponding to the second temperature detecting means of the present invention.
- the number of arrangement is not limited to this, and may be three or more.
- the number of crystal resonators serving as the first temperature detection means and the number of crystal resonators serving as the second temperature detection means May be different.
- Wireless thermometer 10B includes a flexible, which has an insulating property, a heat insulating member 500B having a predetermined thermal resistance [rho T.
- the heat insulator 500B is circular in plan view (viewed from the upper surface side or the lower surface side) and has a predetermined thickness. Insulation 500B employs substantially the material of the same thermal resistivity [rho T and thermal resistance of the temperature measurement object.
- the lower surface heat insulator 612B is disposed on the lower surface side of the heat insulator 500B.
- the bottom heat insulator 612B has flexibility and insulation, and is formed thinner than the heat insulator 500.
- the bottom heat insulator 612B has a circular shape in plan view, and the area in plan view is larger than that of the heat insulator 500.
- the bottom heat insulator 612B is attached to the heat insulator 500 so that the center of the bottom heat insulator 612B and the center of the heat insulator 500B substantially coincide with each other in plan view. Thereby, the lower surface heat insulator 612B has a shape that protrudes from the outer periphery of the heat insulator 500B in a predetermined range in plan view.
- the quartz crystal vibrators 112 and 114 are disposed on the surface with which the heat insulating body 500B of the lower surface heat insulating body 612B contacts.
- the crystal resonator 112 is an element that resonates at a predetermined resonance frequency fp2 according to the sensed temperature
- the crystal resonator 114 is an element that resonates at a predetermined resonance frequency fp4 according to the sensed temperature.
- the crystal resonators 112 and 114 correspond to “second temperature detecting means” of the present invention.
- the quartz crystal vibrator 112 is disposed substantially at the center when the lower surface heat insulator 612B is viewed in plan.
- the crystal resonator 114 is disposed at a position spaced apart from the crystal resonator 114 by a predetermined distance on the bottom heat insulator 612B.
- the quartz crystal vibrator 114 is disposed in a range where the wireless thermometer 10B is overlapped with the heat insulator 500B in plan view.
- the separation distance between the crystal unit 112 and the crystal unit 114 may be set as appropriate according to the specifications.
- the antenna 310B is disposed on the surface of the bottom heat insulator 612B on which the crystal resonators 112 and 114 are disposed.
- the antenna 310B corresponds to a “second antenna” of the present invention.
- the antenna 310B includes a winding conductor 311B and a lead conductor 312B.
- the winding conductor 311B is a conductor that is wound along the outer periphery of the lower surface heat insulator 612B, and is formed near the outer periphery of the lower surface heat insulator 612B.
- the diameter and the number of turns of the winding conductor 311B are appropriately set based on the resonance frequency band of the crystal unit 112, the required inductance, and the usable conductor formation range.
- Both ends of the winding conductor 311B are connected to the crystal unit 112 by a routing conductor 312B that is routed so as to connect the outer periphery and the center of the bottom heat insulator 612B.
- the antenna 320B is disposed on the surface of the bottom heat insulator 612B on which the crystal resonators 112 and 114 are disposed.
- the antenna 320B corresponds to a “second antenna” of the present invention.
- the antenna 320B includes a winding conductor 321B and a lead conductor 322B.
- the winding conductor 321B is a conductor that is wound around the outer periphery of the lower surface heat insulator 612B, and is formed in the vicinity of the outer periphery of the lower surface heat insulator 612B. At this time, the winding conductor 321B is formed at an appropriate distance on the inner peripheral side of the winding conductor 311B.
- the diameter and the number of turns of the winding conductor 321B are appropriately set based on the resonance frequency band of the crystal resonator 114, the required inductance, and the usable conductor formation range.
- Both ends of the winding conductor 321B are connected to the crystal unit 114 by a routing conductor 322B that is routed so as to connect the outer periphery and the center of the bottom heat insulator 612B.
- this portion is thinner than the bottom heat insulator 612B between the conductors.
- An insulating film may be provided.
- the heat insulator 501B is disposed on the upper surface side of the heat insulator 500B.
- the heat insulator 501B has a disk shape like the heat insulator 500B.
- the heat insulator 500B is made of the same material as the heat insulator 500B and has a predetermined thickness.
- the diameter of the heat insulator 501B is smaller than the diameter of the heat insulator 500B.
- the heat insulator 501B is arranged so that the center of the heat insulator 501B and the center of the heat insulator 500B substantially coincide with each other in plan view.
- the upper surface heat insulator 611B is disposed on the upper surface side of the heat insulator 501B.
- the top heat insulator 611B has flexibility and insulation, and is formed to be extremely thinner than the heat insulators 500B and 501B.
- the top heat insulator 611B has a circular shape in plan view, and the area in plan view is wider than that of the heat insulator 500B.
- the base material 661B is attached to the heat insulator 501B so that the center of the upper surface heat insulator 611B and the centers of the heat insulators 500B and 501B substantially coincide in plan view.
- the top heat insulator 611B is formed in a shape that covers the entire side surface of the heat insulator 501B, the heat insulator 501B side surface, the heat insulator 500B side surface, and the bottom heat insulator 612B heat insulator 500 side surface. .
- the upper surface heat insulating body 611B and the lower surface heat insulating body 612B are opposed to each other without the heat insulating body interposed therebetween.
- the insulating layer 661B is disposed between the top heat insulator 611B and the bottom heat insulator 612B.
- the crystal unit 111 is disposed on a surface with which the heat insulator 501B of the upper surface heat insulator 611B contacts.
- the crystal unit 111 is an element that resonates at a predetermined resonance frequency fp1 according to the sensed temperature, and corresponds to the “first temperature detecting unit” of the present invention.
- the crystal unit 111 is disposed at substantially the center when the top heat insulator 611B is viewed in plan. Thereby, the crystal unit 111 and the crystal unit 112 are arranged so as to overlap each other in the thickness direction of the heat insulators 500B and 501B in a plan view of the heat insulators 500B and 501B (wireless thermometer 10). Has been.
- the quartz crystal resonator 113 is disposed on a surface with which the heat insulator 500B of the upper surface heat insulator 611B contacts.
- the crystal resonator 113 is an element that resonates at a predetermined resonance frequency fp3 according to the sensed temperature, and corresponds to the “first temperature detecting means” of the present invention.
- the crystal resonator 113 is disposed at a position spaced apart from the crystal resonator 111 by a predetermined distance in plan view of the upper surface heat insulator 611B. At this time, the crystal resonator 113 is disposed in a range where the upper surface heat insulator 611B contacts the heat insulator 500B.
- the quartz crystal resonators 113 and 114 are arranged so as to overlap each other in the thickness direction of the heat insulating body 500B when viewed from the top of the heat insulating body 500B (wireless thermometer 10).
- the antenna 210B is disposed on the surface of the top heat insulator 611B on which the crystal unit 111 is disposed.
- the antenna 210B corresponds to the “first antenna” of the present invention.
- the antenna 210B includes a winding conductor 211B and a lead conductor 212B.
- the winding conductor 211B is a conductor that is wound along the outer periphery of the top heat insulator 611B, and is formed near the outer periphery of the top heat insulator 611B. More specifically, the winding conductor 211B is formed in a range in contact with the lower surface heat insulator 612B via the insulating layer 661B in the upper surface heat insulator 611B.
- the diameter and the number of turns of the winding conductor 211B are appropriately set based on the resonance frequency band of the crystal unit 111, the required inductance, and the usable conductor formation range.
- the winding conductor 211B makes two turns.
- the winding conductor 311B is disposed at a position substantially symmetrical to the winding conductor 211B with the insulating layer 661B interposed therebetween.
- the resonance frequency of the crystal unit 111 and the resonance frequency of the crystal unit 112 are substantially matched.
- the shape of the winding conductor 211B of the antenna 210B and the shape of the winding conductor 311B of the antenna 310B can be substantially matched.
- the shape of the winding conductor 211B and the shape of the winding conductor 311B substantially coincide with each other, so that the winding conductor 211B and the winding conductor 311B have a wireless thermometer as shown in FIG. 10B can be arranged so as to substantially overlap in plan view.
- Both ends of the winding conductor 211B are connected to the crystal unit 111B by a routing conductor 212B that is routed so as to connect the outer periphery and the center of the top heat insulator 611B.
- the antenna 220B is disposed on the surface of the top heat insulator 611B on which the crystal resonators 111 and 113 are disposed.
- the antenna 220B corresponds to the “first antenna” of the present invention.
- the antenna 220B includes a winding conductor 221B and a lead conductor 222B.
- the winding conductor 221B is a conductor that is wound along the outer periphery of the top heat insulator 611B, and is formed in the vicinity of the outer periphery of the top heat insulator 611B. More specifically, the winding conductor 221B is formed in a range in contact with the insulating layer 661B in the top heat insulator 611B.
- the winding conductor 221B is formed at an appropriate distance on the inner peripheral side of the winding conductor 211B.
- the diameter and the number of turns of the winding conductor 221B are appropriately set based on the resonance frequency band of the crystal resonator 114, the required inductance, and the usable conductor formation range.
- the winding conductor 221B is disposed at a position substantially symmetrical to the winding conductor 321B with the insulating layer 661B interposed therebetween.
- Both ends of the winding conductor 221B are connected to the crystal unit 113 by a routing conductor 222B that is routed so as to connect the outer periphery and the center of the top heat insulator 611B.
- the crystal resonator 111 and the crystal resonator 112 are not connected by a conductor. Further, neither the crystal resonator 113 nor the crystal resonator 114 is connected by a conductor.
- the heat from the test object becomes the crystal resonator 112 and the crystal resonator 111. Is transmitted only by the heat insulators 500B and 501B, and is transmitted only by the heat insulator 500B between the crystal resonator 114 and the crystal resonator 113.
- the temperature difference between the sensing temperature of the crystal unit 111 and the sensing temperature of the crystal unit 112 is not affected by the conductor and depends only on the heat insulators 500B and 501B. Further, the temperature difference between the sensing temperature of the quartz crystal resonator 113 and the sensing temperature of the quartz crystal resonator 114 is not affected by the conductor and depends only on the heat insulator 500B. Therefore, when measuring the deep temperature using the physical properties of the heat insulators 500B and 501B, the deep temperature can be measured with high accuracy.
- the antennas 210B and 310B overlap each other in plan view through the thin insulating layer 661B, and thus the winding conductor 211B of the antenna 210B and the winding conductor 311B of the antenna 310B are used. And magnetic field coupling, and the transmission / reception distance can be increased.
- the antennas 220B and 320B overlap each other in plan view through the thin insulating layer 661B, so that the winding conductor 221B of the antenna 220B and the winding conductor 321B of the antenna 320B are used. And magnetic field coupling, and the transmission / reception distance can be increased. Furthermore, when the winding conductors 211B, 221B, 321B, and 322B are close to each other, they can be magnetically coupled, and the transmission / reception distance can be further increased.
- FIG. 5 is a view showing a configuration of a base member 10CF of a wireless thermometer according to the fourth embodiment of the present invention.
- 5A is a top view with the top heat insulator 611C omitted
- FIG. 5B is a cross-sectional view taken along the line AA ′ in FIGS. 5A and 5C
- FIG. It is a bottom view in the state where heat insulation 612C was omitted.
- FIG. 6 is a diagram showing a configuration of a wireless thermometer 10C according to the fourth embodiment of the present invention.
- 6A is a top view with the top heat insulator 611C omitted
- FIG. 6B is a cross-sectional view taken along the line AA ′ in FIGS. 6A and 6C, and FIG. 6C is the bottom surface. It is a bottom view in the state where heat insulation 612C was omitted. Since the crystal units 111 and 112 are the same as the crystal units shown in the above-described embodiments, detailed description thereof will be omitted.
- the base member 10CF includes a base material 600C having flexibility and insulation.
- the base material 600C is circular in plan view and has a thin film shape.
- the crystal resonator 111 and the antenna 210C are arranged on one main surface (the surface shown in FIG. 5A) of the substrate 600C.
- the quartz crystal vibrator 111 is disposed at substantially the center in plan view of the base member 10CF.
- the antenna 210C includes a winding conductor 211C and a lead conductor 212C.
- the winding conductor 211C is a conductor that is wound along the outer periphery of the base material 600C, and is formed near the outer periphery of the base material 600C.
- the crystal unit 111 and the winding conductor 211C are connected by a lead conductor 212C.
- the lead conductor 212C is linearly formed along the radial direction of the winding conductor 211C.
- the crystal resonator 112 and the antenna 310C are arranged on the other main surface (the surface shown in FIG. 5C) of the substrate 600C.
- the antenna 310C includes a winding conductor 311C and a lead conductor 312C.
- the winding conductor 311C is a conductor that is wound along the outer periphery of the base material 600C, and is formed near the outer periphery of the base material 600C.
- the winding conductor 311C is disposed so as to be substantially symmetrical with the winding conductor 211C with the base material 600C interposed therebetween. That is, the shape (length) of the lead conductor 212C is determined according to this shape.
- the quartz crystal vibrator 112 and the winding conductor 311C are connected by a lead conductor 312C.
- the lead conductor 312C is disposed at a position that does not overlap the winding conductor 212C when the base material 600C is viewed in plan.
- a first end region 771C on the end side of the lead conductor 312C connected to the winding conductor 311C extends in parallel to the radial direction of the winding conductor 311C.
- a second end region 772C on the end side of the lead conductor 312C connected to the crystal unit 112 extends in parallel with the first end region 771C.
- a central region 773C that connects the first end region 771C and the second end region 772C extends in a direction that forms a predetermined angle with respect to the extending direction of the first end region 771C and the second end region 772C. Yes.
- the crystal unit 112 is seen in plan view of the heat insulator 500C in order to sandwich the heat insulator 500C as shown in FIG. It arrange
- a top heat insulator 611C is formed on the entire surface of one main surface of the base member 10CF.
- a bottom heat insulator 612C is formed on substantially the entire surface.
- a cut 702 is formed in the base member 10CF.
- the notch 702 is formed so as to surround the crystal resonator 112 and the lead conductor 312C in plan view of the base member 10CF. At this time, the notch 702 is not formed on the winding conductor 311C side of the lead conductor 312C.
- the base member 10CF having such a shape sandwiches a disc-shaped heat insulator 500C to form a wireless thermometer 10C. More specifically, the inner part of the notch 702 of the base member 10CF is separated from the region where the winding conductors 211C and 311C are formed. And the heat insulating body 500C is arrange
- the central region 773C in the inner portion of the cut 702 is bent as shown in FIG.
- the crystal unit 112 is bent so that the crystal unit 112 is positioned at substantially the center of the heat insulator 500C.
- a thin insulating layer may be interposed between the conductors.
- the wireless thermometer 10C the crystal resonators 111 and 112 can be superimposed on the center of the wireless thermometer 10C when viewed in plan.
- the wireless thermometer which consists of the same structure as the above-mentioned 1st Embodiment can be formed from one base material. That is, while obtaining the same operation and effect as the wireless thermometer 10 of the first embodiment, the components of the wireless thermometer can be further simplified. Thereby, for example, the cost can be reduced.
- the crystal unit 111 side can also be bent.
- the quartz resonator 112 side is bent and the temperature of the test object is set, so that the antenna becomes the outside air side, and the distance between the antenna and the test object can be increased. Become.
- the notch 702 is not only formed so as to surround the crystal resonator 112 and the lead conductor 312C, but can also be formed along the inner side of the winding conductor 311C so that the center portion of the antenna is hollowed out. It is. Further, not only the crystal unit 112 side but also the crystal unit 111 side can be formed along the inner side of the winding conductor 211 ⁇ / b> C so that the center portion of the antenna is hollowed out.
- FIG. 7 is a view showing a configuration of a base member 10CF ′ of a wireless thermometer according to the fifth embodiment of the present invention.
- FIG. 7 is a bottom view with the bottom heat insulator 612C omitted.
- the base member 10CF ′ of the wireless thermometer according to the present embodiment is different in the shape of the inner portion separated by the notch 702 as compared with the base member 10CF of the wireless thermometer according to the fourth embodiment.
- Other portions are the same as those of the base member 10CF of the wireless thermometer according to the fourth embodiment, and therefore only different portions will be described.
- a recess 711C in which the base material 600C is cut is formed in the central region 773C of the inner part separated by the notch 702.
- the recess 711C is formed so that the crystal unit 112 is disposed at the approximate center of the heat insulating body 500C by folding back the inner portion separated by the notch 702 by the recess 711C.
- a recess 712 ⁇ / b> C is also formed in the first end region 771 ⁇ / b> C of the inner part separated by the notch 702.
- the recess 712C is configured such that a part of the inner part separated by the notch 702 is arranged along the side surface of the heat insulating body 500C by bending the inner part separated by the notch 702 using the recess 712C. Is formed.
- Forming such recesses 711C and 712C facilitates the bending work for placing the crystal unit 112 at a predetermined position when the wireless thermometer is manufactured. Further, the crystal resonator 112 can be accurately and easily disposed at a predetermined position.
- FIG. 8 is a diagram showing the configuration of the base member 10CF ′′ and the wireless thermometers 10C ′′, 10CC of the wireless thermometer according to the sixth embodiment of the present invention.
- FIG. 8A is a top view with the top heat insulator 611C omitted.
- 8B is a cross-sectional view taken along the line A-A ′ of FIG. 8A
- FIG. 8C is a cross-sectional view taken along the line B-B ′ of FIG.
- FIG. 8D is a cross-sectional view showing a configuration of a wireless thermometer 10C ′′ using the base member 10CF ′′.
- FIG. 8E is a cross-sectional view showing the configuration of the wireless thermometer 10CC.
- antennas 210C and 310C are formed on the upper surface heat insulator 611C side of the base member 601C.
- the base material 601C has flexibility and insulation.
- the base material 601C is circular in a plan view and has a thin film shape.
- the quartz crystal vibrator 111 is disposed at substantially the center in plan view of the base material 601C.
- the crystal resonator 111 is disposed on the upper heat insulator 611C of the base material 601C.
- the crystal unit 111 is connected to the antenna 210C.
- the antenna 210C includes a winding conductor 211C and a lead conductor 212C.
- the winding conductor 211C and the lead conductor 212C have the same structure as in the fifth embodiment.
- the winding conductor 211C and the lead conductor 212C are disposed on the upper heat insulator 611C of the base member 601C.
- the antenna 310C ′′ includes a winding conductor 311C ′′ and a routing conductor 312C ′′.
- the winding conductor 311C ′′ and the routing conductor 212C ′′ are also disposed on the upper heat insulator 611C of the base member 601C.
- the winding conductor 311C ′′. Is formed inside the winding conductor 211C.
- the winding conductor 311C ′′ and the winding conductor 211C are arranged close to each other so that the winding conductors are magnetically coupled to each other when transmitting and receiving with the external device using the respective winding conductors.
- the lead conductor 312C ′′ has a shape that is bent in the middle in plan view.
- the crystal unit 112 is disposed on the base material 601C of the upper heat insulator 611C.
- the crystal unit 112 is connected to the lead conductor 312C ′′ of the antenna 310C ′′.
- the base member 10CF ′′ is provided with a cut 702 ′′.
- the notch 702 ′′ is formed so as to surround the crystal resonator 112 and the lead conductor 312C ′′ in a plan view of the base member 10CF ′′.
- the bent portion of the lead conductor 312C ′′ is bent at two places as shown by a broken line in FIG. 8A.
- the bent middle portion of the inner region surrounded by the notch 702 ′′ contacts the side surface of the heat insulating body 500C as shown in FIG. 8D.
- the inner side region surrounded by the notch 702 ′′ is disposed on the surface opposite to the crystal unit 111 with the heat insulating body 500C interposed therebetween, and the lead conductor 312C.
- the crystal unit 112 can be positioned at a position facing the crystal unit 111 with the heat insulator 500C interposed therebetween.
- the notch 702 ′′ is formed not only to surround the crystal unit 112 and the lead conductor 312C ′′ in plan view of the base member 10CF ′′, but also to be formed along the inside of the winding conductor 311C ′′. It is also possible to have a shape in which the central portion is hollowed out.
- the antenna forming process can be facilitated.
- the antennas 210C and 310C and the lead conductors 212C and 312C ′′ can be integrally formed and cut out, the manufacturing process is simplified, and the manufacturing can be performed at low cost.
- FIG. 8A to 8D show a structure in which the crystal unit 112 side is bent and wraps around the lower surface side of the heat insulating body 500C.
- FIG. A structure may be adopted in which the vibrator 111 side is bent and wraps around the upper surface side of the heat insulator 500C. In this case, the surface in contact with the test object becomes flat.
- the configuration in which the antennas respectively connected to the quartz crystal resonators opposed to each other with the heat insulator interposed therebetween are formed on the same surface as in the present embodiment can be applied to other embodiments described below.
- FIG. 9 is a diagram showing the configuration of the base member 10DF of the wireless thermometer according to the seventh embodiment of the present invention.
- 9A is a top view in a state where the top heat insulator 611D is omitted
- FIG. 9B is a top view in a state where the top heat insulator 611D is omitted
- FIG. 9C is a view in FIG.
- FIG. 4B is a cross-sectional view taken along the line AA ′ in FIG.
- FIG. 10 is a diagram showing a configuration of a wireless thermometer 10D according to the seventh embodiment of the present invention.
- FIG. 10 is a side sectional view of the wireless thermometer 10D. Since the crystal units 111 and 112 are the same as the crystal units shown in the above-described embodiments, detailed description thereof will be omitted.
- the base member 10DF includes a base material 601D having flexibility and insulation.
- the base material 601D is circular in a plan view and has a thin film shape.
- the crystal resonator 111 and the antenna 210D are arranged on one main surface (the surface shown in FIG. 9A) of the base material 601D.
- the quartz crystal vibrator 111 is disposed substantially at the center of the base member 10DF in plan view.
- the antenna 210D includes a winding conductor 211D and a lead conductor 212D.
- the winding conductor 211D is a conductor that is wound along the outer periphery of the base member 601D, and is formed in the vicinity of the outer periphery of the base member 601D.
- the crystal unit 111 and the winding conductor 211D are connected by a lead conductor 212D.
- the lead conductor 212D is formed linearly along the radial direction of the winding conductor 211D.
- the base material 602D is disposed on the surface of the base material 601D opposite to the surface on which the crystal unit 111 and the antenna 210D are disposed.
- the substrate 602D includes a circular main portion 621D in plan view and a long portion 622D in plan view.
- the main body portion 621D has the same shape as the base material 601D in plan view.
- the main body portion 621D is disposed so as to overlap the base material 601D.
- the long portion 622D is connected to the main portion 621D so that the long direction is the radial direction of the main portion 621D.
- the length of the long portion 622D in the longitudinal direction is such that when the long portion 622D is bent toward the main portion 621D and the heat insulating body 500D is sandwiched, the end portions are the main portion 421D, the heat insulating body 500D, and the base material 601D. Is formed in such a length as to be located at substantially the center in plan view.
- the quartz crystal vibrator 112 is disposed in the vicinity of the end of the long portion 622D opposite to the side connected to the main portion 621D.
- the crystal resonator 112 is disposed on the surface of the long portion 422D on the base material 601D side.
- the antenna 310D includes a winding conductor 311D and a routing conductor 312D.
- the winding conductor 311D is a conductor that is wound around the outer periphery of the main portion 621D of the base material 602D, and is formed near the outer periphery of the main portion 621D.
- the diameter of the winding conductor 311D is set based on the resonance frequency band of the crystal unit 112.
- the winding conductor 311D is disposed so as to be substantially symmetric with the winding conductor 211D with the base material 601D interposed therebetween.
- the lead conductor 312D connects the crystal unit 112 and the winding conductor 311D.
- the routing conductor 312D is formed on the surface of the long portion 622D on the base material 601D side.
- the upper surface heat insulator 611D is disposed on substantially the entire surface of the surface of the substrate 601D opposite to the substrate 602D and the surface of the elongated portion 622D of the substrate 602D on the substrate 601D side.
- the base member 10DF having such a structure by folding the long portion 622D, the heat insulator 500D is sandwiched between the main portion 621D and the long portion 622D as shown in FIG. At this time, the long portion 622D is bent so as to contact the side surface of the heat insulating body 500D. Thereby, the wireless thermometer 10D is formed.
- the quartz crystal vibrator 112 can cause the quartz crystal vibration in a plan view of the wireless thermometer 10D and the heat insulator 500D. It overlaps with the child 111.
- the wireless thermometer can be configured with a simple configuration. Furthermore, in the configuration of the present embodiment, since the base side of the lead conductor 312D is bent so as to face each other, there is no short circuit during the bending. Thereby, it is possible to prevent a short circuit of the lead conductor without providing a separate insulating layer.
- the heat insulating body 500D is sandwiched, but this may be omitted.
- the overlapping region of the base material 602D serves as a heat insulator. Thereby, the number of components can be further reduced.
- FIG. 11 is a diagram showing a configuration of a base member 10EF of the wireless thermometer according to the eighth embodiment of the present invention.
- 11A is a top view with the top heat insulator 611E omitted
- FIG. 11B is a top view with the top heat insulator 611E and the base material 601E omitted
- FIG. 11C is FIG. It is an AA 'plane sectional view of (A) and (B).
- FIG. 12 is a diagram showing a configuration of a wireless thermometer 10E according to the eighth embodiment of the present invention.
- 12A is a top view with the top heat insulator 611E omitted
- FIG. 12A is a top view with the top heat insulator 611E omitted
- FIG. 12A is a top view with the top heat insulator 611E omitted
- FIG. 12A is a top view with the top heat insulator 611E omitted
- FIG. 12B is a bottom view with the top heat insulator 611E omitted
- FIG. 12C is FIGS. 11A and 11B.
- the base member 10EF includes a base material 601E having flexibility and insulation.
- the base material 601E is circular in a plan view and has a thin film shape.
- Crystal vibrators 111 and 113 and antennas 210E and 220E are arranged on one main surface (the surface shown in FIG. 11A) of the base material 601E.
- the quartz crystal vibrators 111 and 113 are arranged at a predetermined distance from each other in plan view of the base member 10EF.
- the quartz crystal vibrator 111 is disposed so as to be positioned at the center of the heat insulators 501E and 502E in a state where heat insulators 501E and 502E described later are sandwiched (in the state shown in FIG. 12).
- the antenna 210E includes a winding conductor 211E and a lead conductor 212E.
- the winding conductor 211E is a conductor that is wound along the outer periphery of the base material 601E, and is formed near the outer periphery of the base material 601E.
- the crystal unit 111 and the winding conductor 211E are connected by a lead conductor 212E.
- the lead conductor 212E is linearly formed along the radial direction of the winding conductor 211E.
- the antenna 220E includes a winding conductor 221E and a lead conductor 222E.
- the winding conductor 221E is a conductor that is wound along the outer periphery of the base material 601E, and is formed in the vicinity of the outer periphery of the base material 601E. At this time, the winding conductor 221E is formed at a predetermined distance inside the winding conductor 211E.
- the quartz crystal vibrator 113 and the winding conductor 221E are connected by a lead conductor 222E.
- the lead conductor 222E is linearly formed along the radial direction of the winding conductor 221E.
- the base material 602E is disposed on the surface of the base material 601E opposite to the surface on which the crystal resonators 111 and 113 and the antennas 210E and 221E are disposed.
- the base material 602E includes a circular main portion 621E in plan view and long long portions 622E and 623E in plan view.
- the main body 621E has the same shape as the base material 601E in plan view.
- the main body portion 621E is disposed so as to overlap the base material 601E.
- the long portion 622E is connected to the main portion 621E so that the long direction is the radial direction of the main portion 621E.
- the length of the long portion 622E in the longitudinal direction is such that when the long portion 622E is bent toward the main portion 621E and the heat insulators 501E and 502E are sandwiched, the ends are the main portion 621E, the heat insulators 501E and 502E,
- the base material 601E is formed in such a length as to be located at the approximate center in plan view.
- the crystal unit 112 is disposed in the vicinity of the end of the long portion 622E opposite to the side connected to the main portion 621E.
- the crystal resonator 112 is disposed on the surface of the long portion 622E on the base material 601E side.
- the antenna 310E includes a winding conductor 311E and a lead conductor 312E.
- the winding conductor 311E is a conductor that is wound around the outer periphery of the main portion 621E of the base 602E, and is formed near the outer periphery of the main portion 621E.
- the winding conductor 311E is disposed so as to be substantially symmetrical with the winding conductor 211E with the base material 601E interposed therebetween.
- the lead conductor 312E connects the crystal unit 112 and the winding conductor 311E.
- the lead conductor 312E is formed on the surface of the long portion 622E on the base material 601E side.
- the long portion 623E is connected to the main portion 621E so that the long direction is the radial direction of the main portion 621E.
- the long portion 623E is disposed on the opposite side of the main body portion 621E with the base material 602E viewed in plan.
- the length of the long portion 623E in the longitudinal direction is such that when the long portion 623E is bent toward the main portion 621E and the heat insulators 501E and 502E are sandwiched, the end portions are the main portion 421E, the heat insulators 501E and 502E,
- the base material 601E is formed in such a length as to be located at the approximate center in plan view.
- the quartz crystal vibrator 114 is disposed in the vicinity of the end of the long portion 623E opposite to the side connected to the main portion 621E.
- the crystal unit 114 is disposed on the surface of the long portion 623E on the base material 601E side.
- the antenna 320E includes a winding conductor 321E and a lead conductor 322E.
- the winding conductor 321E is a conductor that is wound along the outer periphery of the main body portion 621E of the base member 602E, and is formed near the outer periphery of the main body portion 621E. At this time, the winding conductor 321E is formed at a predetermined distance inside the winding conductor 311E.
- the winding conductor 321E is disposed so as to be substantially symmetrical with the winding conductor 221E with the base material 601E interposed therebetween.
- the lead conductor 322E connects the crystal unit 114 and the winding conductor 321E.
- the lead conductor 322E is formed on the surface of the long portion 623E on the base material 601E side.
- the upper surface heat insulator 611E is disposed on substantially the entire surface of the surface of the substrate 601E opposite to the substrate 602E and the surface of the long portions 622E and 623E of the substrate 602E on the substrate 601E side.
- a cut 701E is formed in the base member 10EF.
- the cut 701E is formed so as to surround the crystal resonator 111 and the lead conductor 212E in plan view of the base member 10EF. At this time, the notch 701E is not formed on the winding conductor 211E side of the lead conductor 212E.
- the heat insulator 501E is sandwiched between the main body portion 621E and the long portions 622E and 623E. At this time, the long portions 622E and 623E are bent so as to be in contact with the side surface of the heat insulator 501E. In addition, by bending the inner region of the cut 701E, the heat insulator 502E is sandwiched between the inner region of the cut 701E and the heat insulator 501E.
- the heat insulator 502E has a diameter smaller than that of the heat insulator 501E, and is large enough not to overlap the quartz crystal resonator 113 on the base material 601E and the wireless thermometer 10E in plan view. With this configuration, a wireless thermometer 10E is formed.
- the crystal oscillator 112 it overlaps with the crystal unit 111 via the wireless thermometer 10E and the heat insulators 501E and 502E. Further, by setting the length of the long portion 623E and the arrangement position of the crystal resonator 114 as described above, the crystal resonator 114 is connected to the crystal resonator 113 via the wireless thermometer 10E and the heat insulator 501E. Overlap.
- the wireless thermometer can be configured with a simple configuration.
- annular conductor 211E, 221E, 311E, 321E showed the structure accommodated in the outer peripheral shape range of the heat insulating body 501E in planar view.
- the annular conductors 211E, 221E, 311E, and 321E may be arranged outside the range of the outer peripheral shape of the heat insulator 501E in plan view.
- the structure in which the above-described notch is provided and bent is not limited to that shown in the above-described predetermined embodiment, and a crystal resonator disposed with a heat insulator interposed therebetween after bending is interposed via the heat insulator. Any structure that can be arranged substantially symmetrically is acceptable.
- FIG. 13 and FIG. 14 are derived from the third embodiment, but may have these structures.
- FIG. 13 is a diagram showing a configuration of a base member 10FF of a wireless thermometer according to the ninth embodiment of the present invention.
- FIG. 13A is a top view in a state in which the top heat insulator is omitted
- FIG. 13B is a bottom view in a state in which the bottom heat insulator is omitted.
- cuts 701F and 702F are formed for the crystal resonators 112 and 114, respectively. Cut 701F.
- the shape of 702F in plan view is the same as the cut 702 shown in the third embodiment. Even with such a structure, the same effects as those of the third embodiment can be obtained. Furthermore, since the arrangement of the crystal resonators 112 and 114 can be diversified, the design becomes easy.
- FIG. 14 is a view showing a configuration of a base member 10GF of a wireless thermometer according to the tenth embodiment of the present invention.
- FIG. 14A is a top view with the top heat insulator omitted
- FIG. 14B is a bottom view with the bottom heat insulator omitted.
- the lead conductors 312G and 322G are formed to have a predetermined angle with respect to the radial direction of the annular conductors 311G and 321G.
- the crystal resonators 111 and 112 are arranged symmetrically via the heat insulator by bending the inner region formed by the cuts 701G and 702G, and the crystal resonators 113 and 114 are disposed via the heat insulator. It can be arranged symmetrically. Thus, a folded structure may be used.
- the crystal resonator has been described as an example, but other resonators may be used.
- a piezoelectric resonator having a large frequency temperature characteristic may be used, and a surface acoustic wave resonator may be used.
- a surface acoustic wave resonator it is easier to match the resonance frequency to a high frequency that can reduce the size of a radio wave communication antenna such as a UHF band as compared with a crystal resonator.
- a wireless thermometer that performs wireless communication can be easily manufactured. In this case, it is preferable that the element starts to resonate with an external radio signal.
- the wireless thermometer does not have to be provided with a power source for driving the resonator, and the wireless thermometer can be downsized.
- the resonator formed in Si using the MEMS technique may be used.
- an RFID-IC provided with a temperature sensor may be used instead of the resonator.
- the wireless thermometer is viewed in plan as a final form, and the example in which the crystal resonator is arranged inside the winding shape of the winding conductor is shown.
- a crystal resonator may be arranged.
- the wireless thermometer can be reduced in size by arranging the crystal resonator inside the winding shape of the coil electrode.
- the bent portion, the inner portion of the cut, or the long portion may be bonded or welded to a heat insulator or a base material.
- the shape of the wireless thermometer can be fixed.
- the assembly efficiency at the time of assembling the wireless thermometer can be improved.
- the shapes of the antennas that are substantially overlapped in plan view are substantially the same, but may be partially the same. Moreover, it does not need to overlap partially.
- the degree of coupling with the parent antenna can be made the same by making the shapes of the antennas that overlap substantially in plan view substantially the same. At this time, it is preferable that the distance between the antennas substantially overlapping in plan view is at least thinner than the thickness of the heat insulator.
- folding and folding by external force is performed is shown as an example.
- folding and folding can be realized by heat from the outside.
- the wireless thermometer shown in each of the above-described embodiments may be used, for example, for a deep body thermometer that measures the deep body temperature.
- the wireless thermometer can be miniaturized, so that it is possible to accurately measure the deep body temperature without giving a sense of incongruity to the temperature to be measured and without restricting movement. Furthermore, measurement is possible even if the distance between the portable master unit and the wireless thermometer is greater than before, so measurement of deep body temperature is waist circumference, which is also effective for constant monitoring of deep body temperature, for example. Can be used.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
Description
算出された深部温度Tdは、表示部96および記憶部(図示せず)へ出力される。表示部96は深部体温測定結果を表示する。
10,10A,10B,10C,10D,10E:無線式温度計、
10CF,10CF’,10DF,10EF,10FF,10GF:ベース部材、
111,112,113,114:水晶振動子、
210,310,310A,210B,220B,310B,320B,210C,310C,210D,310D,210E,220E,310E,320E,210F,220F,310F,320F,210G,220G,310G,320G:アンテナ、
211,311,311A,211B,221B,311B,321B,211C,311C,211D,311D,211E,221E,311E,321E,211F,221F,311F,321F,211G,221G,311G,321G:巻回導体、
212,222,312A,212B,222B,312B,322B,212C,312C,212D,312D,212E,222E,312E,322E,212F,222F,312F,322F,212G,222G,312G,322G:引き回し導体、
500,500B,501B,500C,500D,501E,502E:断熱体、
600C,601C,601D,602D,601E,602E,601F,601G:基材、
661,661A,661B:絶縁層、
611,611A,611B,611C,611D,611E:上面断熱体、612,612A,612B,612C:下面断熱体、
621D,621E:主体部、622D,622E,623E:長尺部、
702,701E,701F,702F,701G,702G:切り込み、
711C:凹み、
771C:第1端部領域、
772C:第2端部領域、
773C:中央領域、
90:携帯型親端末、
91:制御部、
92:送信信号生成部、
93:送受信部、
94:親機側アンテナ、
95:計測部、
951:周波数変換部、
952:温度検出部、
953:温度算出部、
96:表示部、
97:操作部
Claims (22)
- 所定の厚みを有し、所定の熱抵抗率からなり、互いに対向する第1主面と第2主面とを備える断熱体と、
該断熱体の前記第1主面に配置された第1温度検出手段と、
前記断熱体の前記第2主面に配置された第2温度検出手段と、
前記第1温度検出手段に接続されており、前記第1温度検出手段が発する第1検出信号を送信する第1アンテナと、
前記第2温度検出手段に接続されており、前記第2温度検出手段が発する第2検出信号を送信する第2アンテナと、を備え、
前記第1アンテナと前記第2アンテナは、前記断熱体の厚み方向に平行な方向に所定距離離間した状態で、前記厚み方向に平行な方向に見て、アンテナ形成領域の少なくとも一部が重なって配置されている、無線式温度計。 - 所定の厚みを有し、所定の熱抵抗率からなり、互いに対向する第1主面と第2主面とを備える断熱体と、
該断熱体の前記第1主面に配置された第1温度検出手段と、
前記断熱体の前記第2主面に配置された第2温度検出手段と、
前記第1温度検出手段に接続されており、前記第1温度検出手段が発する第1検出信号を送信する第1アンテナと、
前記第2温度検出手段に接続されており、前記第2温度検出手段が発する第2検出信号を送信する第2アンテナと、を備え、
前記第1アンテナと前記第2アンテナは、前記第1主面および前記第2主面に平行な略同一な面上に近接して配置されている、無線式温度計。 - 前記第1温度検出手段と前記第1アンテナとを接続する第1引き回し導体、または、前記第2温度検出手段と前記第2アンテナを接続する第2引き回し導体の少なくとも一方は、少なくとも1つの屈曲する屈曲部を備え、
前記屈曲部は、折り曲げにより前記第1温度検出手段と前記第2温度検出手段とが、前記第1アンテナおよび前記第2アンテナが配置される基材または断熱体の平面に直交する方向から見て重なる形状である、請求項1または請求項2に記載の無線式温度計。 - 前記第1引き回し導体または前記第2引き回し導体は、少なくとも折り曲げによって重なる部分が絶縁層によって挟持されている、請求項3に記載の無線式温度計。
- 前記折り曲げによって重なる部分は、前記基材における前記第1引き回し導体または前記第2引き回し導体が形成される面と反対側の面が当接している、請求項3または請求項4に記載の無線式温度計。
- 前記折り曲げによって重なる部分は、溶着または接着されている請求項3乃至請求項5のいずれか1項に記載の無線式温度計。
- 前記基材のおける前記第1引き回し導体または前記第2引き回し導体の折り曲げ部の位置には、切り込みまたは凹部が形成されている、請求項3乃至請求項6のいずれか1項に記載の無線式温度計。
- 前記折り曲げ部は、熱により変形する材質からなる、請求項3乃至請求項7のいずれか1項に記載の無線式温度計。
- 前記第1アンテナおよび前記第2アンテナは、前記断熱体の厚み方向に略直交する面上に巻回状に形成されている、請求項1乃至請求項8のいずれか1項に記載の無線式温度計。
- 前記第1温度検出手段と前記第2温度検出手段は、前記第1アンテナおよび前記第2アンテナを介して入力された無線信号で動作し、検出した温度に応じた前記第1検出信号および前記第2検出信号を発生する、請求項1乃至請求項9のいずれか1項に記載の無線式温度計。
- 前記第1アンテナと前記第2アンテナは、それぞれ異なる基材に形成されている、請求項1乃至請求項10のいずれか1項に記載の無線式温度計。
- 前記第1アンテナと前記第2アンテナは、単一の基材に形成されている、請求項1乃至請求項10のいずれか1項に記載の無線式温度計。
- 前記第1アンテナと前記第2アンテナは、前記単一の基材の対向する面にそれぞれ形成されている、請求項12に記載の無線式温度計。
- 前記第1アンテナと前記第2アンテナは、前記単一の基材の一方面に形成されている、請求項12に記載の無線式温度計。
- 前記第1アンテナと前記第2アンテナは、どちらかがどちらかを内包するように配置されている、請求項14に記載の無線式温度計。
- 前記第1アンテナの放射部の形状と、前記第2アンテナの放射部の形状とは、略同じである、請求項1乃至請求項15のいずれか1項に記載の無線式温度計。
- 前記第1温度検出手段および前記第2温度検出手段の少なくとも一方は、複数配置されており、温度検出手段毎にアンテナが形成されている、請求項1乃至請求項16のいずれか1項に記載の無線式温度計。
- 複数配置される温度検出手段にそれぞれ接続するアンテナは、前記断熱体の厚み方向に沿って見て近接する位置に配置されている、請求項17に記載の無線式温度計。
- 前記第1温度検出手段と前記第2温度検出手段は、温度によって共振周波数が変化する共振子である、請求項1乃至請求項18のいずれかに1項に記載の無線式温度計。
- 前記共振子は水晶振動子である、請求項19に記載の無線式温度計。
- 前記第1温度検出手段と前記第2温度検出手段は、温度センサを備えるRFID-ICである、請求項1乃至請求項18のいずれかに1項に記載の無線式温度計。
- 被検温体の検温部に装着する装着手段を備え、前記被検温体の深部体温を測定する深部体温計である、請求項1乃至請求項21のいずれか1項に記載の無線式温度計。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201390000341.8U CN204286604U (zh) | 2012-03-23 | 2013-03-15 | 无线式温度计 |
US14/493,465 US9909928B2 (en) | 2012-03-23 | 2014-09-23 | Wireless thermometer on a film-like substrate using quartz vibrator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012066451 | 2012-03-23 | ||
JP2012-066451 | 2012-03-23 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/493,465 Continuation US9909928B2 (en) | 2012-03-23 | 2014-09-23 | Wireless thermometer on a film-like substrate using quartz vibrator |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013141153A1 true WO2013141153A1 (ja) | 2013-09-26 |
Family
ID=49222612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/057374 WO2013141153A1 (ja) | 2012-03-23 | 2013-03-15 | 無線式温度計 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9909928B2 (ja) |
JP (1) | JP5618026B2 (ja) |
CN (1) | CN204286604U (ja) |
WO (1) | WO2013141153A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016143528A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 内部温度測定装置及び温度差測定モジュール |
WO2016143517A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | センサパッケージ |
WO2016143529A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 内部温度測定装置及びセンサパッケージ |
WO2016143518A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 温度差測定装置 |
WO2017169217A1 (ja) * | 2016-03-31 | 2017-10-05 | 株式会社村田製作所 | 温度センサ付き無線通信デバイス |
US9939331B2 (en) | 2014-05-21 | 2018-04-10 | Infineon Technologies Ag | System and method for a capacitive thermometer |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180090095A (ko) * | 2017-02-02 | 2018-08-10 | 삼성전자주식회사 | 온도 감지 장치 및 이를 구비한 전자 장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005207992A (ja) * | 2004-01-26 | 2005-08-04 | Tokyo Gas Co Ltd | 温度測定装置およびその制御方法並びに温度測定システム |
JP2009222543A (ja) * | 2008-03-17 | 2009-10-01 | Citizen Holdings Co Ltd | 体温計 |
JP2012007963A (ja) * | 2010-06-24 | 2012-01-12 | Murata Mfg Co Ltd | 無線式体温計および無線式体温測定システム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050226310A1 (en) * | 2002-03-20 | 2005-10-13 | Sanyo Electric Co., Ltd. | Adhesive clinical thermometer pad and temperature measuring pad |
US7086593B2 (en) * | 2003-04-30 | 2006-08-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Magnetic field response measurement acquisition system |
US7935958B2 (en) * | 2004-10-22 | 2011-05-03 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
JP2007315917A (ja) | 2006-05-25 | 2007-12-06 | Terumo Corp | 深部温度測定装置及び外部通信装置 |
CN102067281B (zh) * | 2008-04-25 | 2013-06-12 | 株式会社半导体能源研究所 | 半导体器件及其制造方法 |
US8636407B2 (en) * | 2010-02-17 | 2014-01-28 | United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Wireless temperature sensor having no electrical connections and sensing method for use therewith |
-
2013
- 2013-03-15 CN CN201390000341.8U patent/CN204286604U/zh not_active Expired - Lifetime
- 2013-03-15 WO PCT/JP2013/057374 patent/WO2013141153A1/ja active Application Filing
- 2013-03-15 JP JP2014506194A patent/JP5618026B2/ja active Active
-
2014
- 2014-09-23 US US14/493,465 patent/US9909928B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005207992A (ja) * | 2004-01-26 | 2005-08-04 | Tokyo Gas Co Ltd | 温度測定装置およびその制御方法並びに温度測定システム |
JP2009222543A (ja) * | 2008-03-17 | 2009-10-01 | Citizen Holdings Co Ltd | 体温計 |
JP2012007963A (ja) * | 2010-06-24 | 2012-01-12 | Murata Mfg Co Ltd | 無線式体温計および無線式体温測定システム |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9939331B2 (en) | 2014-05-21 | 2018-04-10 | Infineon Technologies Ag | System and method for a capacitive thermometer |
US10451490B2 (en) | 2015-03-12 | 2019-10-22 | Omron Corporation | Sensor package |
CN107250746A (zh) * | 2015-03-12 | 2017-10-13 | 欧姆龙株式会社 | 温度差测量装置 |
WO2016143518A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 温度差測定装置 |
JP2016170013A (ja) * | 2015-03-12 | 2016-09-23 | オムロン株式会社 | センサパッケージ |
JP2016170017A (ja) * | 2015-03-12 | 2016-09-23 | オムロン株式会社 | 内部温度測定装置及びセンサパッケージ |
JP2016170014A (ja) * | 2015-03-12 | 2016-09-23 | オムロン株式会社 | 温度差測定装置 |
WO2016143529A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 内部温度測定装置及びセンサパッケージ |
US10564046B2 (en) | 2015-03-12 | 2020-02-18 | Omron Corporation | Internal temperature measuring apparatus and temperature difference measuring module |
JP2016170027A (ja) * | 2015-03-12 | 2016-09-23 | オムロン株式会社 | 内部温度測定装置及び温度差測定モジュール |
CN107250748A (zh) * | 2015-03-12 | 2017-10-13 | 欧姆龙株式会社 | 内部温度测定装置以及传感器封装体 |
WO2016143517A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | センサパッケージ |
WO2016143528A1 (ja) * | 2015-03-12 | 2016-09-15 | オムロン株式会社 | 内部温度測定装置及び温度差測定モジュール |
US10488268B2 (en) | 2015-03-12 | 2019-11-26 | Omron Corporation | Temperature difference measuring apparatus |
US10551252B2 (en) | 2015-03-12 | 2020-02-04 | Omron Corporation | Internal temperature measuring apparatus and sensor package |
WO2017169217A1 (ja) * | 2016-03-31 | 2017-10-05 | 株式会社村田製作所 | 温度センサ付き無線通信デバイス |
Also Published As
Publication number | Publication date |
---|---|
JP5618026B2 (ja) | 2014-11-05 |
US20150010040A1 (en) | 2015-01-08 |
US9909928B2 (en) | 2018-03-06 |
JPWO2013141153A1 (ja) | 2015-08-03 |
CN204286604U (zh) | 2015-04-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5618026B2 (ja) | 無線式温度計 | |
EP2878946B1 (en) | Wireless temperature and humidity sensor and system, and measurement method | |
JP5786533B2 (ja) | 無線式体温計および無線式体温測定システム | |
JP2005156557A (ja) | 圧力感知ダイヤフラムに対するsaw変換器の相互当接構造 | |
JP4128144B2 (ja) | 円筒形超音波トランシーバ | |
US7358651B2 (en) | Apparatus and method for detecting a target environmental variable that employs film-bulk acoustic wave resonator oscillators | |
CN110337604B (zh) | 光模块及测距装置 | |
US9378725B2 (en) | Ultrasonic transducer and ultrasonic flow meter including ultrasonic transducer | |
JP2007527508A5 (ja) | ||
JP2007527508A (ja) | 感熱装置 | |
WO2015133541A1 (ja) | ワイヤレス温度センサ | |
EP2379988B1 (en) | System and method for remote reading of resonant sensors | |
US9134276B2 (en) | Bulk acoustic wave resonator sensor | |
JP5341381B2 (ja) | 圧電振動子、温度センサ、及び、温度測定方法 | |
US20110148392A1 (en) | Mechanical support device and a measuring device with a mechanical support device | |
WO2013140711A1 (ja) | 体温計 | |
JP6541375B2 (ja) | ワイヤレス温度センサ及びその製造方法 | |
JP5716488B2 (ja) | 体温計および体温測定システム | |
JP5756226B2 (ja) | 体温計及び体温計のアンテナユニットならびにその製造方法 | |
US7380464B2 (en) | Out-of-plain strain elimination acoustic wave torque sensor | |
JP2017133849A (ja) | ワイヤレス温度センサ | |
US20140184213A1 (en) | In-plane sensing lorentz force magnetometer | |
WO2011142191A1 (ja) | テラヘルツ波検出器及びその製造方法 | |
WO2013108802A1 (ja) | 無線式温度測定装置 | |
JP6981042B2 (ja) | 無線温度センサ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201390000341.8 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13764385 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2014506194 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 13764385 Country of ref document: EP Kind code of ref document: A1 |