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Chen-Hsing

Chen-Hsing Chang, Tu-Cheng TW

Patent application numberDescriptionPublished
20090146807MULTIFUNCTION CAMERA WITH AN ENVIRONMENT SENSING FUNCTION - A multifunction camera includes an image capturing unit, a sensing unit, a storing unit, a control unit, and a warning unit. The image capturing unit is for capturing images. The sensing unit is for obtaining current environmental parameters of an immediate environment where the multifunction camera is used. The storing unit is for storing the images, the current environmental parameters, and predetermined safe environmental parameters. The control unit is for receiving the current environmental parameters, and comparing the current environmental parameters with the predetermined safe environmental parameters, and generating a warning signal if any of the current environmental parameters is outside a range of the corresponding predetermined safe environmental parameter. The warning unit is for activating a warning indicator in response to the warning signal.06-11-2009

Chen-Hsing Cheng, Hsinchu TW

Patent application numberDescriptionPublished
20080259138APPARATUS FOR REGULATING AIR PRESSURE IN INK TANK AND INK-SUPPLYING SYSTEM HAVING THE SAME - The present invention relates to an apparatus (10-23-2008
20080265479CLAMPING APPARATUS WITH POSITION VALIDATION FUNCTION AND CLAMPING PROCESS USING SAME - An exemplary clamping apparatus includes a supporting body, a plurality of clamping units installed on the supporting body, a PWM controller, and a detection unit. Each clamping unit includes a magnet, a clamping pin, an electrical coil, and a coil core mechanically engaged with the clamping pin. The magnet is configured for holding the clamping pin at a target position. The PWM controller is configured for supplying a pulse signal to the respective electrical coil of each clamping unit and for thereby creating a magnetic force causing a corresponding coil core and a corresponding clamping pin to, synchronously, move. The detection unit is configured for detecting a back electromotive force representative of the arrival to the target position of a clamping pin and signaling the PWM controller to stop supplying the pulse signal. A clamping process utilizing the clamping apparatus is also provided.10-30-2008
20110012966APPARATUS FOR REGULATING AIR PRESSURE IN INK TANK AND INK-SUPPLYING SYSTEM HAVING THE SAME - The present invention relates to an ink-supplying system. The ink-supplying system includes an ink tank for receiving ink therein, a vacuum pump configured for providing a pressure below atmospheric pressure in the ink tank, a first regulating unit, at least one second regulating unit, and a third regulating unit disposed between the vacuum pump and the ink tank, and in communication with each other. The first regulating unit and the third regulating unit each includes a pressure regulating valve and a buffer tank connected therewith, and the at least one second regulating unit comprises a closed-loop pressure regulating valve and a buffer tank connected with the closed-loop pressure regulating valve.01-20-2011

Patent applications by Chen-Hsing Cheng, Hsinchu TW

Chen-Hsing Lo, Hsinchu Hsien TW

Patent application numberDescriptionPublished
20100122229Apparatus and Method of Preventing Congestive Placement - An apparatus of preventing congestive placement is provided. The apparatus comprises a judging module, a pattern generating module, and a placement module. The judging module judges whether a circuit layout comprises a congestive region according to a judging rule. When a judgment result of the judging module is affirmative, the pattern generating module generates a redistribution pattern with a density distribution of blockages. The density distribution gradually decreases outward. The placement module regards the congestive region as the center redistributes the blockages and electronic cells according to the redistribution pattern.05-13-2010
20100242009Method and Apparatus For Preventing Congestive Placement - A congestive placement preventing apparatus, applied in a logic circuit layout having 209-23-2010
20100271066CIRCUIT PROTECTING APPARATUS AND ASSOCIATED METHOD, AND CIRCUIT PROTECTING LAYER - A circuit protecting apparatus is provided. The circuit protecting apparatus comprises a selecting module, a routing module, a processing module, and a controlling module. The selecting module selects for each of a plurality of a minimum-sized routing region a routing pattern from a plurality of predetermined routing patterns, and generates an input signal. The routing module then generates the routing comprising the selected routing patterns on a to-be-protected region to form a circuit protecting layer. The routing receives the input signal and outputs an output signal. The processing module decodes the output signal into a restored signal a compares the restored signal with the input signal to generate a comparison result, according to which the controlling module selectively fails a chip.10-28-2010
20100281443Change Point Finding Method and Apparatus - A change point finding method applied to a logic circuit is provided. The method first defines an indication map and performs a functional equivalent check to judge whether the indication map is correct. When a result is confirmative, the method adds a trap to an RTL HDL of the logic circuit, so that a plurality of comparing points are generated in an APR gate level HDL of the logic circuit. Then the method performs a backward functional equivalent check on the APR gate level HDL of the logic circuit to find a change point according to the comparing points.11-04-2010
20100295578Clock Tree Distributing Method - A clock tree distribution method is provided. The method, applied to an I/O interface of an integrated circuit, is for generating a clock tree utilized in the I/O interface. The clock tree distribution method includes determining a conversion rate, converting a two-dimensional interface arrangement to a one-dimensional interface arrangement according to the conversion rate, forming a one-dimensional clock tree according to the one-dimensional interface arrangement, generating the clock tree corresponding to the two-dimensional interface arrangement by converting the one-dimensional clock tree according to the conversion rate11-25-2010
20110126166Apparatus for Preventing Congestive Placement and Associated Method - A congestive placement preventing apparatus applied to a circuit layout including electrical devices is provided. The congestive placement preventing apparatus includes an analyzing module, a reserving module and a placing module. The analyzing module performs a routing congestion analysis on the circuit layout to generate an analysis result of the circuit layout. The reserving module correspondingly disposes a plurality of blockages in the circuit layout according to the analysis result, so that a first space with the blockages and a second space are formed in the circuit layout. After the placing module places the electrical devices in the second space, the placing module removes the blockages from the first space, and redistributes the electrical devices in the first space and the second space according to a redistribution rule.05-26-2011
20110153303Static IR (voltage) drop Analyzing Apparatus and Associated Method - A static voltage drop analyzing apparatus applied to a Multi-Threshold Complementary Metal-Oxide-Semiconductor (MTCMOS) transistor is provided. The static voltage drop analyzing apparatus includes a calculating module, a processing module, and a measuring module. The calculating module calculates a voltage drop tolerance according to the voltage drop characteristic of the MTCMOS transistor. The processing module selects a simulation metal layer corresponding to the voltage drop tolerance from a plurality of candidate simulation metal layers, and adds the simulation metal layer into the MTCMOS transistor. The measuring module measures the voltage drop of the simulation metal layer added into the MTCMOS transistor. The measured voltage drop of the simulation layer added into the MTCMOS is substantially the static voltage drop of the MTCMOS transistor.06-23-2011

Chen-Hsing Wang, Taipei TW

Patent application numberDescriptionPublished
20080210833Suction device and supporting device having the same - A suction device includes a sucking member having a connecting body connected integrally to a flexible disc body that is disposed under an upright sleeve, a connecting member disposed in the sleeve and connected to the connecting body, an operating member connected to a pivot rod extending through the sleeve, and a cam body accommodated in a cam-accommodating space in the connecting member and pivotable together with the pivot rod. The operating member is operable so as to pivot the pivot rod and the cam body such that an assembly of the connecting member and the connecting body is pulled upwardly by the cam body, thereby forming a vacant space between a central portion of the disc body and a supporting surface to which a peripheral portion of the disc body is attached sealingly.09-04-2008