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50results about How to "Reduce detection power consumption" patented technology

Thin film field effect transistor type gas sensor and preparation method thereof

ActiveCN108447915AEnhanced room temperature gas-sensing effectImprove adsorption capacityTransistorMaterial analysis by electric/magnetic meansBottom gate bottom contactQuantum dot
The invention discloses a thin film field effect transistor type gas sensor and a preparation method thereof. The sensor is a thin film field effect transistor with a bottom gate top contact type structure or a bottom gate bottom contact type structure. A thin film field effect transistor with a bottom grid top contact structure is taken as an example. The transistor comprises a substrate, a gateinsulating layer and a channel active layer from bottom to top. The channel active layer is a quantum dot thin film. A source electrode and a drain electrode are deposited above the substrate. A gateelectrode is further led out of the substrate. The internal composition, the structure, the overall process of the corresponding preparation method and the parameters during all steps of the preparation method of the thin film field effect transistor type gas sensor are improved. The quantum dot thin film serves as a channel active layer and a gas sensitive layer at the same time, and the gas response of multiple parameters is comprehensively regulated by utilizing the grid bias voltage. As a result, the prepared gas sensor is high in sensitivity, low in power consumption and high in selectivity. The effect of detecting low-concentration target gases, such as NO2 and H2S, is achieved.
Owner:HUAZHONG UNIV OF SCI & TECH +1

Method for detecting load swinging angle of crane

The invention discloses a method for detecting a load swinging angle of a crane. A hoisting hook or a load is connected to a mobile trolley of a crane body through a hoisting rope; more than two wireless network fixing nodes are arranged on the crane body; a wireless network swinging node is arranged on the hoisting hook or the load and respectively communicates with all fixed nodes; the hoisting hook or the load can be spatially positioned on the basis of an RSSI (received signal strength indicator) distance measuring technology; finally, a spatial swinging angle of the load is calculated. The wireless network nodes adopted in the method disclosed by the invention have the advantages of low cost and convenience in installation, and the swinging situation of the load of the crane can be effectively detected, so that the crane can be safely and efficiently produced.
Owner:SOUTHEAST UNIV

Capacitive touch light-regulating switch

The invention discloses a capacitive touch light-regulating switch comprising an AC-DC isolation switch power supply circuit, a capacitive sensing processing circuit, an AC zero-cross detection circuit and a microprocessor integrated information processing circuit. Capacitive sensing input is formed by the capacitive sensing processing circuit and acts as the light regulation control input of the microprocessor integrated information processing circuit. The AC-DC isolation switch power supply circuit is mainly responsible for supplying power to the microprocessor integrated information processing circuit, the capacitive sensing processing circuit and the AC zero-cross detection circuit. The AC zero-cross detection circuit acquires an accurate control signal via combination of an operational amplifier and an optical coupler. Time processing of turn-on and turn-off of a triggering signal of the capacitive sensing processing circuit and the control signal of the AC zero-cross detection circuit is realized by the microprocessor integrated information processing circuit so that so that turn-on time of a lamp is controlled and thus brightness of the lamp is changed. The input is based on the capacitive sensing principle so that the capacitive touch light-regulating switch has advantages of being long in the service life, high in safety coefficient and great in waterproof and dustproof effect.
Owner:DONGGUAN ZHENYUAN MECHANICAL EQUIP

Power battery package system high voltage interlocking connector detection system

The invention relates to a power battery package system high voltage interlocking connector detection system. The detection system comprises a plurality of high voltage interlocking connectors, each of the high voltage interlocking connectors comprises a plug and a socket, which are connected together. A signal generator, a signal detector, and a processor are provided. Two ends of the contacts ofeach socket are parallel connected with a detection resistor, and the signal generator is connected with all of the detection resistors, and the signal detector is connected with two ends of each detection resistors. Compared with the prior art, the invention is advantageous in that the connection state of all of the high voltage interlocking connectors can be detected, and the current state of each concrete high voltage interlocking connector can be discriminated concretely, and in addition, the battery package system can be detected timely during the use or after the assembly of the connectors, and therefore high efficiency and accuracy are realized at the same time, and the use safety of the battery package high voltage circuit can be guaranteed.
Owner:上海捷新动力电池系统有限公司

Pencil drawing type NO2 sensing element and production method thereof

The invention relates to a pencil drawing type NO2 sensing element and a production method of the pencil drawing type NO2 sensing element. The sensing element is composed of a comb-shaped conductive interdigital electrode (1), a pencil drawing sensing layer (2) and a paper substrate (3); the advantages of the printing technology and the material of a pencil (4) are combined; the production method comprises the steps of printing the comb-shaped conductive interdigital electrode (1) on the paper substrate (3) and drying and sintering in a drying box; drawing a NO2 sensing film on the paper substrate (3) with the comb-shaped conductive interdigital electrode (1), and finally obtaining the pencil drawing type NO2 sensing element. Compared with the prior art, the production process is simple and can be operated conveniently, the technological parameters can be controlled easily, the production process is free of pollution, the sensing film material can be taken easily, the cost is low, the electrical performance is stable, and the pencil drawing type NO2 sensing element has the characteristics of miniaturization, light and thin property and low energy consumption.
Owner:SHANGHAI NORMAL UNIVERSITY

Input control method and input control system for touch screen of mobile terminal

The invention discloses an input control method and an input control system for a touch screen of a mobile terminal. The input control method includes presetting a touch screen input detection region for each application in the mobile terminal and storing touch screen input detection ranges corresponding to the various applications; searching the touch screen input detection range corresponding to an opened application when the application is opened according to an operation instruction of a user of the mobile terminal; setting a touch screen detection range as the touch screen input detection range corresponding to the opened application under the control; acquiring touch screen operation coordinates when the user opens the application, converting the acquired coordinates according to the full-screen size of the original touch screen and processing the coordinates to obtain corresponding operation instructions. The input control method and the input control system have the advantages that the corresponding touch screen input detection region is specified for each application, accordingly, full-screen input detection on the touch screen can be omitted, the purpose of reducing touch screen detection power consumption can be achieved, the standby time of the mobile terminal can be prolonged, and the input control method and the input control system bring convenience for the user.
Owner:TCL COMM NINGBO

High-efficiency embedded type LED linear lamp for ships

ActiveCN101799140ALong life and reliableGuaranteed long lifeWaterborne vesselsPoint-like light sourceCapacitanceOxide
The invention discloses a high-efficiency embedded type LED linear lamp for ships, comprising a panel, an LED light source, an LED substrate, a driving power supply and a heat radiator. The linear lamp is characterized in that a driving circuit of the driving power supply comprises a Max16834 chip, a divider resistor R1, a divider resistor R2, a divider resistor R4, a divider resistor R9, a divider resistor R5, a divider resistor R6, a current sensing resistor R10, a sampling resistor R8, a capacitor C7, a resistor R7, a filter capacitor C1, a frequency resistor R3, a filter capacitor C5, a capacitor C4, a filter capacitor C6, a slope compensation capacitor C2, a CMOSFET (Complementary Metal Oxide Semi Field Effect Transistor) N tube Q1, a CMOSFET N tube Q2, a capacitor C3, an inductor L1 and a voltage stabilizing tube D1. The invention has the characteristics of less component quantity, low circuit power consumption and good start and various protection functions of voltage, short circuits, overheating, and the like.
Owner:浙江铭洋照明科技有限公司

Blood glucose detection system and detection method

Provided are a blood glucose detection system and detection method. At present, blood glucose detection is carried out by venous blood glucose detection and capillary blood glucose detection, but thedetection method is inaccurate, and a patient cannot be injected with insulin well according to the blood glucose content. The blood glucose detection system comprises a CPU (1) and an LED circuit (9); the CPU (1) is electrically connected with the LED circuit and a filter circuit (8), the filter circuit is electrically connected with a differential amplifying circuit (7), the differential amplifying circuit is electrically connected with two logarithmic amplifying circuits (6), the logarithmic amplifying circuits are electrically connected with a filter (5), the filter is electrically connected with a Y coupler (4), and the Y coupler is electrically connected with an optical fiber sensor (3). The blood glucose detection system and detection method are used for blood glucose detection.
Owner:HARBIN UNIV

A transmission method, base station, and user equipment of a random access response message

A method, base station, and user equipment for transmitting random access response (RAR) messages. The method for transmitting the RAR messages comprises: transmitting a first RAR message to a user equipment, where the first RAR message comprises indication information related to a second RAR message; transmitting the second RAR message to the user equipment, where the first RAR message and the second RAR message are transmitted by the base station using different transmission blocks.
Owner:HUAWEI TECH CO LTD

Electromagnetic valve for controlling flow

InactiveCN110320938AReliable waterproof protectionNo magnetic interference issuesOperating means/releasing devices for valvesWeather/light/corrosion resistanceMicrocontrollerEngineering
The invention discloses an electromagnetic valve for controlling flow. The electromagnetic valve for controlling flow can control the flow and flow speed of fluid through a flow control unit, so thata counting part is relatively independent of a base table part; reliable waterproofing guarantee is provided for an electronic device; the problem of magnetic interference is avoided; meanwhile, the base stable has higher startup flow and range ratio; only one detection probe is required to recognize the direction of water current, and the detection power consumption is lowered; cooperative sensing detection of a single chip microcomputer is not required, and a level pulse signal is output directly; and a terahertz time-domain spectroscopy technology is used for measuring the pipeline corrosion degree. The electromagnetic valve has the advantages of simple structure, convenience in operation, high detection accuracy for the corrosion degree, high system stability, safety, reliability, wideapplication range, easiness in operation, rapid detection, simple data processing process, high repeatability, high result accuracy and the like.
Owner:张会

A method for transmitting paging message, base station and user equipment

A method for transmitting a paging message, a base station, and user equipment, wherein a method for transmitting a paging message includes: determining indication information contained in a first paging message, wherein the indication information is used to instruct a user equipment UE to receive The first paging message and / or receiving the second paging message; sending the first paging message including the indication information, wherein the first paging message is included in the first transmission block; the indication information indicates For the user equipment to receive the second paging message and send the second paging message, wherein the second paging message is included in a second transmission block, and the second transmission block and the first A transport block is a distinct transport block that is transmitted independently.
Owner:HUAWEI TECH CO LTD

Method for waking up emergency broadcast by subcarriers, DTMB set top box and system

The invention discloses a method for waking up an emergency broadcast by subcarriers, a DTMB set top box and a system. The method comprises the following steps that: a frequency modulation subcarrier receiving module and a frequency modulation subcarrier decryption analysis module obtain an emergency message from a frequency modulation subcarrier broadcast signal, with the emergency message comprising an emergency instruction and emergency information, and the emergency information being emergency broadcast content; a DTMB receiving module obtains a DTMB program from a DTMB broadcast television signal; a first control module receives the emergency message, executes the emergency instruction, wakes up the DTMB set top box in advance for a necessary time period, and transmits the emergency message to a main control module which receives program video and audio data; and the main control module converts the emergency broadcast content into a media type, synthesizes and outputs the emergency broadcast content. According to the invention, the emergency message in the frequency modulation subcarrier broadcast signal is detected and received in real time, and the DTMB set top box is awakened to carry out the emergency broadcast.
Owner:六安富华智能信息科技有限公司

Method for waking up emergency broadcast by digital frequency modulation, cable television set top box and system

The invention discloses a method for waking up emergency broadcast by digital frequency modulation, a cable television set top box and a system, the method is as follows: an FM-CDR receiving module and an FM-CDR decryption analysis module obtain emergency messages from an FM-CDR broadcast signal, the emergency messages comprise emergency instructions and emergency information, and the emergency information is a receiving parameter of an emergency broadcast DVB-C program; the DVB-C receiving module obtains a DVB-C program from the DVB-C broadcast television signal; the first control module receives the emergency message, executes an emergency instruction, awakens the DVB-C set top box in advance in a necessary time period, and transmits the emergency message to the main control module for receiving program video and audio data; and the main control module sets a receiving parameter of the DVB-C receiving module according to the emergency information, converts the emergency broadcast content into a media type and outputs the media type. According to the invention, the emergency message in the FM-CDR broadcast signal is detected and received in real time, and the DVB-C set top box is awakened to carry out emergency broadcast.
Owner:合肥飞光妙源信息科技有限公司

Method, DTMB set top box and system for responding to emergency broadcast through DRM

The invention discloses a method, DTMB set top box and system for responding to an emergency broadcast through DRM, and the method comprises the following steps: a DRM receiving module and a DRM decryption analysis module obtain an emergency message from a DRM broadcast signal, wherein the emergency message comprises an emergency instruction and emergency information, and the emergency information is a receiving parameter of an emergency broadcast DTMB program; the DTMB receiving module obtains a DTMB program from the DTMB broadcast television signal; a main control module for receiving the DTMB program video and audio data receives the emergency message, executes an emergency instruction, and awakens the DTMB set top box in advance of a necessary time period; and the main control module sets a receiving parameter of the second DTMB receiving module according to the emergency information, converts the media type of the emergency broadcast content, synthesizes the emergency broadcast content and outputs the emergency broadcast content. According to the invention, the emergency message in the DRM broadcast signal is detected and received in real time, and the DTMB set top box is awakened to carry out emergency broadcast.
Owner:六安正健信息技术有限公司

Method for responding to emergency broadcast through digital frequency modulation, DTMB set top box and system

The invention discloses a method for responding to emergency broadcast through digital frequency modulation, a DTMB set top box and a system, and the method comprises the following steps: an FM-CDR receiving module and an FM-CDR decryption analysis module obtain an emergency message from an FM-CDR broadcast signal, wherein the emergency message comprises an emergency instruction and emergency information, and the emergency information is emergency broadcast content; the DTMB receiving module obtains a DTMB program from the DTMB broadcast television signal; the main control module receives the emergency message, executes an emergency instruction, and awakens the DTMB set top box in a necessary time period in advance; and the main control module converts the media type of the emergency broadcast content, and outputs the emergency broadcast content. According to the invention, the emergency message in the FM-CDR broadcast signal is detected and received in real time, and the DTMB set top box is awakened to carry out emergency broadcast.
Owner:南京双晨信息科技有限公司

Method for awakening emergency broadcast by subcarrier, satellite television set-top box and system

The invention discloses a method for awakening emergency broadcast by a subcarrier, a satellite television set-top box and a system, the method comprises the following steps: a frequency modulation subcarrier receiving module and a frequency modulation subcarrier decryption analysis module obtain an emergency message from a frequency modulation subcarrier broadcast signal, and the emergency message comprises an emergency instruction and emergency information, wherein the emergency information is emergency broadcast content; the DVB-S receiving module obtains a DVB-S program from the DVB-S broadcast television signal; the first control module receives the emergency message, executes an emergency instruction, and awakens the DVB-S set-top box in advance in a necessary time period; and the first control module converts the emergency broadcast content into a media type and synthesizes and outputs the media type. According to the invention, the emergency message in the frequency modulation subcarrier broadcast signal is detected and received in real time, and the DVB-S set top box is awakened to carry out emergency broadcast.
Owner:李柔漪

Method for responding to emergency broadcast through subcarrier, IPTV set top box and system

The invention discloses a method for responding to emergency broadcast through subcarriers, an IPTV set top box and a system, and the method comprises the following steps: a frequency modulation subcarrier receiving module and a frequency modulation subcarrier decryption analysis module obtain an emergency message from a frequency modulation subcarrier broadcast signal, wherein the emergency message comprises an emergency instruction and emergency information, and the emergency information is a receiving parameter of an emergency broadcast IPTV program; an IPTV receiving module obtains an IPTV program from the IPTV broadcast television signal; a main control module for receiving the IPTV program video and audio data receives the emergency message, executes an emergency instruction and awakens the IPTV set top box in a necessary time period in advance; and the main control module sets a receiving parameter of the second IPTV receiving module according to the emergency information, converts the emergency broadcast content into a media type, synthesizes the emergency broadcast content and outputs the emergency broadcast content. According to the invention, the emergency message in the frequency modulation subcarrier broadcast signal is detected and received in real time, and the IPTV set top box is awakened to carry out emergency broadcast.
Owner:张玥桐

Detection control circuit and control method based on wireless charging

The invention discloses a detection control circuit and method based on wireless charging. The detection control circuit comprises: a power supply module used for outputting a second power supply voltage according to a first power supply voltage; a first signal generation module used for outputting a first threshold voltage with an adjustable voltage value according to the second power supply voltage; a second signal generation module used for outputting a second threshold voltage with an adjustable voltage value according to the second power supply voltage; a frequency generation module used for outputting a frequency-adjustable reference alternating current signal; a comparison module used for outputting a first pulse width modulation signal according to the first threshold voltage and the reference alternating current signal and outputting a second pulse width modulation signal according to the second threshold voltage and the reference alternating current signal; and an output module used for outputting an enabling control signal according to the first pulse width modulation signal and the second pulse width modulation signal. According to the invention, a communication protocol and a wireless charging chip do not need to be used, the cost is low, the effective duration of detection is adjustable, and the detection power consumption can be reduced.
Owner:SG MICRO

Method for awakening emergency broadcast by Beidou system, satellite television set top box and system

The invention discloses a method for awakening an emergency broadcast by a Beidou system, a satellite television set top box and a system; the method comprises the following steps: a Beidou short message receiving module and a Beidou short message decryption and analysis module obtain an emergency message from a Beidou short message broadcast signal, and the emergency message comprises an emergency instruction and emergency information, the emergency information being a receiving parameter of an emergency broadcast DVB-S program; the DVB-S receiving module is used for obtaining a DVB-S program from the DVB-S broadcast television signal; the first control module receives an emergency message, executes an emergency instruction, wakes up the DVB-S set top box in advance for a necessary time period, and transmits the emergency message to the main control module which receives program video and audio data; and the main control module sets receiving parameters of the DVB-S receiving module according to the emergency information, converts the media type of the emergency broadcast content, and outputs the emergency broadcast content. According to the invention, the emergency message in the Beidou short message broadcast signal is detected and received in real time, and the DVB-S set top box is awakened to carry out emergency broadcast.
Owner:六安正健信息技术有限公司

High-speed low-power-consumption capacitive touch detection circuit, method and chip

The invention discloses a high-speed low-power-consumption capacitive touch detection circuit, method and chip, the circuit comprises a touch module and a successive approximation module, the touch module comprises a charging power supply module and a comparison trigger module, the charging power supply module is connected with the input side of the comparison trigger module and an external touch PAD, and the comparison trigger module is connected with the external touch PAD. And the output side of the comparison trigger module is connected with the successive approximation module. Capacitive touch detection is carried out in a successive approximation mode, the detection speed and the detection precision are improved, the detection power consumption is reduced, meanwhile, rapid multi-channel and multi-time detection is achieved, touch intensity detection can be carried out by configuring different touch threshold values, and the touch sliding detection function is further achieved.
Owner:深圳市敏锐微电子有限公司

Capacitive touch dimmer switch

The invention discloses a capacitive touch light-regulating switch comprising an AC-DC isolation switch power supply circuit, a capacitive sensing processing circuit, an AC zero-cross detection circuit and a microprocessor integrated information processing circuit. Capacitive sensing input is formed by the capacitive sensing processing circuit and acts as the light regulation control input of the microprocessor integrated information processing circuit. The AC-DC isolation switch power supply circuit is mainly responsible for supplying power to the microprocessor integrated information processing circuit, the capacitive sensing processing circuit and the AC zero-cross detection circuit. The AC zero-cross detection circuit acquires an accurate control signal via combination of an operational amplifier and an optical coupler. Time processing of turn-on and turn-off of a triggering signal of the capacitive sensing processing circuit and the control signal of the AC zero-cross detection circuit is realized by the microprocessor integrated information processing circuit so that so that turn-on time of a lamp is controlled and thus brightness of the lamp is changed. The input is based on the capacitive sensing principle so that the capacitive touch light-regulating switch has advantages of being long in the service life, high in safety coefficient and great in waterproof and dustproof effect.
Owner:DONGGUAN ZHENYUAN MECHANICAL EQUIP

Method for waking up emergency broadcast by digital frequency modulation, IPTV set top box and system

The invention discloses a method for waking up emergency broadcast by digital frequency modulation, an IPTV set top box and a system, the method comprises the following steps: an FM-CDR receiving module and an FM-CDR decryption analysis module obtain emergency messages from an FM-CDR broadcast signal, the emergency messages comprise emergency instructions and emergency information, and the emergency information is emergency broadcast content; the IPTV receiving module obtains an IPTV program from the IPTV broadcast television signal; the first control module receives the emergency message, executes an emergency instruction, awakens the IPTV set top box in advance in a necessary time period, and transmits the emergency message to the main control module for receiving program video and audio data; and the main control module converts the emergency broadcast content into a media type and synthesizes and outputs the media type. According to the invention, the emergency message in the FM-CDR broadcast signal is detected and received in real time, and the IPTV set top box is awakened to carry out emergency broadcast.
Owner:合肥飞光妙源信息科技有限公司

Method, DTMB set top box and system for awakening emergency broadcast by DRM

The invention discloses a method, DTMB set top box and system for awakening an emergency broadcast by a DRM, and the method comprises the following steps: a DRM receiving module and a DRM decryption analysis module obtain an emergency message from a DRM broadcast signal, wherein the emergency message comprises an emergency instruction and emergency information, and the emergency information is emergency broadcast content; a DTMB receiving module obtains a DTMB program from the DTMB broadcast television signal; a first control module receives the emergency message, executes an emergency instruction, and awakens the DTMB set top box in advance of a necessary time period; and the first control module converts the media type of the emergency broadcast content, synthesizes and outputs the emergency broadcast content. According to the invention, the emergency message in the DRM broadcast signal is detected and received in real time, and the DTMB set top box is awakened to carry out emergency broadcast.
Owner:六安正健信息技术有限公司

Method for waking up emergency broadcast by Beidou system, cable television set top box and system

The invention discloses a method for waking up emergency broadcast by a Beidou system, a cable television set top box and a system, and the method comprises the following steps: a Beidou short message receiving module and a Beidou short message decryption and analysis module obtain an emergency message from a Beidou short message broadcast signal, and the emergency message comprises an emergency instruction and emergency information, wherein the emergency information is emergency broadcast content; the DVB-C receiving module obtains a DVB-C program from the DVB-C broadcast television signal; the first control module receives the emergency message, executes an emergency instruction, and awakens the DVB-C set top box in advance in a necessary time period; and the first control module converts the emergency broadcast content into a media type and synthesizes and outputs the media type. According to the invention, the emergency message in the Beidou short message broadcast signal is detected and received in real time, and the DVB-C set top box is awakened to carry out emergency broadcast.
Owner:李柔漪

Intelligent equipment soaking detection method and wearable intelligent equipment

The invention provides an intelligent device water soaking detection method and a wearable intelligent device, and the method comprises the steps: obtaining the area of a region where the capacitance value changes on a display screen, triggering the measurement of the external pressure of the intelligent device when the area of the region exceeds a preset value, and judging the state of the intelligent device according to a pressure measurement result. The device comprises a display screen; a pressure measuring device; the processor is connected with the display screen and is used for acquiring the area of an area, where the capacitance value changes, on the display screen; and the MCU is connected with the processor and is used for controlling the pressure measuring device to measure the external pressure of the intelligent equipment when the area of the region exceeds a preset value and judging the state of the intelligent equipment according to a pressure measuring result. According to the scheme, the detection precision is higher, the misjudgment rate is lower, and the detection power consumption can be reduced.
Owner:GUANGDONG XIAOTIANCAI TECH CO LTD
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