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Chongqing University patents


Recent patent applications related to Chongqing University. Chongqing University is listed as an Agent/Assignee. Note: Chongqing University may have other listings under different names/spellings. We're not affiliated with Chongqing University, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Chongqing University-related inventors


Display control method and apparatus

Aspects of the disclosure provide a method for display control. The method includes capturing, by a camera in a terminal device that is in use by a user, a first face image and a second face image of the user, extracting a first face fiducial of a characteristic point on a face of the user from the first face image and a second face fiducial of the characteristic point on the face of the user from the second face image, determining a face location offset value based on the first face fiducial and the second face fiducial, determining, based on the face location offset value, a display location offset value of content to be displayed on a display screen of the terminal device, and performing a display control of the content on the display screen according to the display location offset value.. ... Chongqing University

Method and system for multi-carrier time division multiplexing modulation/demodulation

The present disclosure provides a multi-carrier time-division multiplexing (mc-tdma) modulation and demodulation method and system. Before multi-carrier modulation is performed on an input symbol, an interleaving allocation and an fft may be performed, a time domain symbol may be transformed into a frequency domain symbol signal to perform a mdft treatment. ... Chongqing University

Method and system for image enhancement

A method for image processing, which comprises the following steps: generating a first histogram from a first image; calculating a first parameter profile from the first image indicative of the quality of the first image; adjusting the first parameter profile to generate a second parameter profile; using the second parameter profile to generate a statistical distribution via a statistical distribution generator, wherein the statistical distribution is characterized by at least three parameters; using the statistical distribution to perform a histogram specification to the first histogram of the first image to generate a second histogram; generating a second image based on the first image and the second histogram. . ... Chongqing University

Bismuth-titanium oxide nanowire material used for photocatalysis, and preparation method

The present invention relates to bismuth-titanium oxide composite nanowires used for photocatalysis and a preparation method, belonging to the field of inorganic nanomaterials. The preparation of the bismuth-titanium oxide composite nanowires is: polyvinylpyrrolidone (pvp) and bismuth nitrate are added to n-n dimethylformamide (dmf), tetrabutyl titanate and acetylacetone are added after magnetic stirring has been performed for a period of time, continual stirring is performed for more than six hours, and a transparent, stable solution is obtained. ... Chongqing University

Clock synchronization frequency offset estimation method adapted to wia-pa network

The present invention claims a clock synchronization frequency offset estimation method adapted to a wia-pa network, and belongs to the technical field of industrial wireless sensor networks. The method comprises the following steps: a. ... Chongqing University

Tr069 protocol management method oriented to wia-pa network

The present invention claims a tr069 protocol management method oriented to a wia-pa network, where a traditional tr069 network management system architecture is improved to extend a tr069 protocol only oriented to internet terminal device management in an initial design from the internet to a wia-pa wireless sensor network; a session connection interaction process between an acs and a cpe is expanded to establish a session connection between the acs and a wia-pa network node; a virtual device mechanism is designed by taking a wia-pa network gateway as the cpe to store a tr069 data model and proxy device information corresponding to a wia-pa data model and implement the tr069 protocol to manage the wia-pa network node in a manner as simple and transparent as that for an interaction between the acs and the common cpe; a management data model mapping mechanism is designed to establish a correlation from the wia-pa data model described in tr069 to a standard wia-pa data model; and a protocol conversion interlace is designed to implement the conversion between a tr069 rpc method and a wia-pa network management command frame. The tr069 protocol management method has a good reference value for the implementation of the m2m management of the whole network as well as the application and development of the tr069 protocol oriented to the wireless sensor network.. ... Chongqing University

Spliced detection apparatus for simultaneous wide-range in-situ detection of dissolved oxygen in sludge-water interface and detection method therefor

A spliced detection apparatus for simultaneous wide-range in-situ detection of dissolved oxygen in a sludge-water interface of the present invention comprises a dissolved oxygen shimmer host, several detection probes, a casing and detection kits, several vertically through seat chambers being disposed in the casing, the detection kits can be placed and fixed in the seat chambers, the detection kits may be placed on the sludge-water interface, and each detection kit is provided with a vertically through water passage chamber, while the front side face and the back side face of the detection kit are respectively provided with several front slots and rear slots horizontally extending into the detection kit respectively, the detection apparatus further comprises tabs, with probe grooves being provided on the tabs, each detection probe can be put into the probe groove of the corresponding tab and fixed therein, the tabs may be inserted either into the front slots or the rear slots and can enable the probe tips of the detection probes to be placed in the water passage chamber, the detection apparatus can carry out simultaneous wide-range detection of the dissolved oxygen at different heights and horizontal positions of the sludge-water interface, and thus is quick and convenient for use.. . ... Chongqing University

Detection device and method for simultaneous in-situ measurement of dissolved oxygen at different submerged plant leaf-water interface levels

A detection device for simultaneous in-situ measurement of dissolved oxygen at different submerged plant leaf-water interface levels. The detection device includes a dissolved oxygen micro-optrode host. ... Chongqing University

Method of 5g/wlan vertical handover based on fuzzy logic control

A method of 5g/wlan vertical handover based on fuzzy logic control, the method including: 1) obtaining, by a mobile node, dynamic access-network information from a database of access network discovery and selection function; 2) from the obtained dynamic access-network information, sorting out and selecting an rss, an available bandwidth, and a degree of user's preference for wlan as performance parameters, and monitoring a real-time status of networks; 3) when the real-time status of the networks satisfies mandatory user-defined rules, executing a typical handover directly according to the user-defined rules; when the real-time status of the networks does not satisfy mandatory user-defined rules, triggering a vertical handover-decision procedure based on a fuzz logic mode; and 4) conducting adjustment and control, by the mn, by dynamically updating access-network information, changing rules and varying membership functions.. . ... Chongqing University

Method of selection and/or handover for multi radio access technologies in 5g cellular network

A method of selection and/or handover for multi radio access technologies in a 5g cellular network. The method includes: 1) collecting, by a user terminal, load information of a candidate access point (ap) or an evolved node (h)enb via a local entity of access network discovery and selection function (l-andsf); 2) checking, by the user terminal, a received signal strength (rss) value of the candidate ap or (h)enb, a reference signal received quality (rsrq) and a service sensitivity to latency; 3) based on the above information, evaluating suitability of an available radio access technology; 4) triggering, by a specific triggering event, a fuzzy logic controller, to select a most appropriate radio access technology for each session; and 5) establishing a new session to perform admission control or handover.. ... Chongqing University

Device for vascular hemodynamic bionic cell experiment and methods for using the same

A method of using a device for conducting a vascular hemodynamic bionic cell experiment is provided, the method comprises: firstly, experiment preparation; and secondly, experiment operation, namely, switching on a peristaltic pump, pumping a circulation liquid from a collection bottle into an independently corresponding shunting chamber of a corresponding shunting bottle through a collection bottle sampling tube of an independent chamber of a collection bottle, after shunting by the shunting chamber of the shunting bottle, the circulation liquid flowing out of a branch shunting tube flows to a corresponding flow chamber on the 1-3 flow chamber platforms placed side by side, and then converging the circulation liquid to a corresponding independent chamber of the collection bottle through respective sampling tubes of the flow chamber platforms. The method provided by the present disclosure has the technical characteristics of strong practicability and low manufacturing cost, and can perform a vascular hemodynamic bionic cell experiment under multiple conditions with multiple parameters when used in combination with different models of shunting bottles and flow chamber platforms.. ... Chongqing University

Electric field type time-grating angular displacement sensors

An electric field type time-grating angular displacement sensor, including a rotor and a stator. The rotor includes m rotor electrodes. ... Chongqing University

Electric field time-grating linear displacement sensor based on single row multilayer structure

An electric field type time-grating linear displacement sensor based on a single row multilayer structure, including a moving ruler and a fixed ruler. The moving ruler having a row of induced electrodes and the fixed ruler having a row of excitation electrodes.. ... Chongqing University








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