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36 results about "Monolithic system" patented technology

Monolithic system can have different meanings in the contexts of computer software and hardware.

Method and device for improving measurement precision of gas analyzer

The invention discloses a device capable of improving measurement precision of gas analysis instrument, which comprises a filter wheel which is provided with a plurality of infrared filters; an electric motor which is used to drive the an infrared stationary light source and a monolithic system, wherein, a plurality of infrared filters are arranged on the filter wheel, the electric motor is used to drive the filter wheel to rotate against a preset frequency; an infrared stable light source which is used to irradiate a detecting gas cell through the infrared filters and is provided with an infrared sensor behind the detecting gas cell to receive the beam from the infrared stable light source; a single chip system which is used to control the drive of the electric motor and conduct wavelet contraction thresholds filtering on the signals received by the infrared sensor. The method and device of the invention are optimized by decomposing Haar wavelet and rebuilding wavelet, multiplication is transferred to addition in wavelet transform and meanwhile section wavelet filtering is adopted, which reduces operation volume, can be applied on a single chip system or imbedded system, effectively reducing the noise signals of gas analysis instrument, improving the measurement precision and decreasing the dependence on the hard circuit filter and model selection.
Owner:SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD

Intelligent monitoring terminal of electric distribution system

The invention provides an intelligent monitoring terminal of an electric distribution system. The intelligent monitoring terminal of the electric distribution system comprises a monolithic system circuit, a temperature signal acquisition circuit, a leakage protection detection circuit, a switching signal detection port circuit, an integrated electrical parameter detecting unit circuit, a harmonic wave detecting and analyzing unit circuit, a control signal outputting port circuit, a data communication interface circuit, a transmitting and receiving communication module circuit, a voltage signal acquisition circuit, a current signal acquisition circuit, a harmonic wave signal acquisition circuit connected with the harmonic wave detecting and analyzing unit circuit, an auxiliary working power supply circuit, a standby battery charging source circuit, a power substation computer connected with a two-way communication module, a mobile phone for an electricity manager and a mobile communication base station, wherein the temperature signal acquisition circuit, the leakage protection detection circuit, the switching signal detection port circuit, the integrated electrical parameter detecting unit circuit, the harmonic wave detecting and analyzing unit circuit, the control signal outputting port circuit, the data communication interface circuit and the transmitting and receiving communication module circuit are respectively connected with the monolithic system circuit; the voltage signal acquisition circuit and the current signal acquisition circuit are respectively connected with the integrated electrical parameter detecting unit circuit; and the auxiliary working power supply circuit and the standby battery charging source circuit provide power for the terminal. The invention has the advantages of economical efficiency, practicability, convenient application, ideal operating characteristics and suitability for national condition development of China.
Owner:河南龙杰电气有限公司 +1

On/off control circuit for light touch switch in micro-controller system and control method

The invention relates to a touch switch power on-of control circuit in a monolithic system and a control method. The circuit comprises a power circuit, a switch circuit, a DC/DC converting circuit, a single chip circuit, a switch drive circuit and a touch switch circuit. The power circuit is connected with the DC/DC converting circuit by the switch circuit. The DC/DC converting circuit outputs regulated voltage and supplies power for the system. One output end of the touch switch circuit is connected with a control end of the switch circuit while the other output end is connected with an interruption interface in the single chip circuit. One I/O interface of the single chip circuit is connected with a control end of the switch circuit by the switch drive circuit. After the touch switch is pressed, the power is connected and the system is electrified and works; after the touch switch is pressed again, the single chip goes into the interruption procedure, the level of the I/O interface becomes low level, the switch drive circuit stops, and the power is closed. The invention has the advantage that after power source of a power source circuit using the touch switch is shut off, a work circuit which consumes electrical energy is not existed in the circuit of the single chip system, thus saving electric energy.
Owner:天津市研翔电子科技有限公司

Adaptive radar ratio method slot-coupling direct micro-nano microwave detecting and demodulating system

An adaptive radar ratio method slot-coupling direct micro-nano microwave detecting and demodulating system of the invention is mainly composed of a six-port slot coupler, a microwave phase detection module, a microwave frequency and power detection module and a demodulation module. The adaptive radar consists of an antenna, a transmitting-receiving conversion circuit, a ratio method slot-couplingdirect micro-nano microwave detecting and demodulating monolithic system, a signal memory, a signal analyzer, a microwave signal reconstructor, a microwave signal modulator, and a microwave signal power amplifier. An indirect heating microwave power sensor uses polycrystalline silicon nanowire clusters to form a thermocouple arm. The polycrystalline silicon nanowire clusters have thermal conductivity much lower than that of a conventional bulk material, have high thermoelectric conversion efficiency, and can greatly improve the sensitivity of the microwave detection system. The above structurecan integrate the power detection module, the frequency detection module, and the phase detection module of the microwave signal, and can simultaneously and synchronously detects the power, the frequency and the phase of the microwave signal and demodulates a modulated signal.
Owner:SOUTHEAST UNIV

Adaptive radar phase-comparing method slot-coupling direct micro-nano microwave detecting and demodulating system

An adaptive radar phase-comparing method slot-coupling direct micro-nano microwave detecting and demodulating system of the invention is mainly composed of a six-port slot coupler, a microwave phase detection module, a microwave frequency and power detection module and a demodulation module. The adaptive radar consists of an antenna, a transmitting-receiving conversion circuit, a phase-comparing method slot-coupling direct micro-nano microwave detecting and demodulating monolithic system, a signal memory, a signal analyzer, a microwave signal reconstructor, a microwave signal modulator, and amicrowave signal power amplifier. An indirect heating microwave power sensor uses polycrystalline silicon nanowire clusters to form a thermocouple arm. The polycrystalline silicon nanowire clusters have thermal conductivity much lower than that of a conventional bulk material, have high thermoelectric conversion efficiency, and can greatly improve the sensitivity of the microwave detection system.The above structure can integrate the power detection module, the frequency detection module, and the phase detection module of the microwave signal, can simultaneously and synchronously detects thepower, the frequency and the phase of the microwave signal and demodulates a modulated signal.
Owner:SOUTHEAST UNIV

Adaptive radar phase-comparing method fixed beam micro-nano microwave detecting and demodulating monolithic system

InactiveCN108508417AMeet the requirements of real-time matching communicationReduce power consumptionWave based measurement systemsMicro nanoNanowire
An adaptive radar phase-comparing method fixed beam micro-nano microwave detecting and demodulating monolithic system of the invention is mainly composed of four parts including a six-port fixed beamcoupler, a microwave frequency detection module, a microwave phase detection module and a microwave power and demodulation module. The adaptive radar consists of an antenna, a transmitting-receiving conversion circuit, a MEMS microwave detection and demodulation monolithic integrated system, a signal memory, a signal analyzer, a microwave signal reconstructor, a microwave signal modulator, and a microwave signal power amplifier. An indirect heating microwave power sensor uses polycrystalline silicon nanowire clusters to form a thermocouple arm, has a thermal conductivity lower than that of a conventional bulk material, has high thermoelectric conversion efficiency, can greatly improve the sensitivity of the microwave detection system, can simultaneously and synchronously detects the power,the frequency and the phase of the microwave signal and demodulates a modulated signal, and achieves the adaptive radar phase-comparing method fixed beam micro-nano microwave detecting and demodulating monolithic system.
Owner:SOUTHEAST UNIV

Phase comparasion approach slot-coupling micro-nano and microwave detection and demodulation monolithic system in adaptive radar

A phase comparasion approach slot-coupling micro-nano and microwave detection and demodulation monolithic system in an adaptive radar mainly comprises a six-port slot coupler, a microwave phase detection module, a microwave frequency and power detection module and a demodulation module. An adaptive radar is formed by an antenna, a receiving-transmitting conversion circuit, a phase comparasion approach slot-coupling micro-nano and microwave detection and demodulation monolithic system, a signal storage, a signal analyzer, microwave signal reconfiguration, a microwave signal modulator and a microwave signal power amplifier. An indirect heating microwave power sensor employs crystalline silicon nano line cluster to form a semiconductor arm of a thermocouple, the heat conductivity of the polycrystalline silicon nano line is far lower than that of traditional host materials, the thermoelectricity conversion efficiency is high, and the flexibility of the microwave detection system is greatlyimproved. Through adoption of the structure mentioned above, a power detection module, a frequency detection module and a phase detection module of microwave signals are integrated to achieve synchronous detection of power, frequency and phases of the microwave signals at the same moment and demodulation of the modulated signals.
Owner:SOUTHEAST UNIV
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