1
Rashid N Khan, Cheng Chen, Chien Feng Cheng, Brian Verstegen, Win Sheng Cheng, Aurav Gollabinnie: Sleep mode refresh apparatus. Chips and Technologies, Townsend and Townsend Khourie and Crew, September 21, 1993: US05247655 (79 worldwide citation)

A circuit for waking a microprocessor from a sleep mode and providing it with its microprocessor clock long enough for a refresh, direct memory access (DMA) or master cycle operation to be done by external circuitry. The clock signal is then removed from the microprocessor to put it back into the sl ...


2
Ta yung Yang, Guo Kiang Hung, Jenn yu G Lin, Chuh Ching Li, Feng Cheng Tsao: Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply. System General, J C Patents, April 22, 2008: US07362593 (75 worldwide citation)

A voltage-waveform detector produces a voltage-feedback signal and a discharge-time signal by multi-sampling a voltage signal of a transformer. The discharge-time signal represents a discharge time of a secondary-side switching current. A voltage-loop error amplifier amplifies the voltage-feedback s ...


3
Ta yung Yang, Guo Kiang Hung, Jenn yu G Lin, Feng Cheng Tsao, Chiu Shao Wei: Switching control circuit with variable switching frequency for primary-side-controlled power converters. System General, J C Patents, June 13, 2006: US07061780 (64 worldwide citation)

The invention presents a switching control circuit for a primary-side-controlled power converter. A pattern generator produces a digital pattern to control a programmable capacitor that is connected to an oscillator, which produces frequency hopping to reduce the EMI. A voltage-waveform detector pro ...


4
Feng Cheng, Daniel Patrick Connors, Thomas Robert Ervolina, Ramesh Srinivasan: Method for production planning in an uncertain demand environment. International Business Machines Corporation, Stephen C Kaufman Esq, Scully Scott Murphy & Presser, December 21, 1999: US06006192 (63 worldwide citation)

A decision-making method suitable for production planning in an uncertain demand environment. To this end, the method comprises combining an implosion technology with a scenario-based analysis, thus manifesting, a sui generis capability which preserves the advantages and benefits of each of its subs ...


5
Jiasen Qiu, Meng Feng Cheng, Yuansheng Chen, Changwen Zhang, Yao Lu: Adjustable module spray head and adjusting method thereof. Globe Union Industrial, July 17, 2012: US08220726 (53 worldwide citation)

An adjustable module spray head and adjusting method thereof comprises a module core unit having a holder, a distributing set rotating relative to the holder, two plugs, and a rotatable positioning structure between the holder and the distributing set; the module core unit is used to assembled with ...


6
Yen Feng Cheng: Variable bed having multiple functions. August 20, 1991: US05040253 (52 worldwide citation)

A variable bed includes a foldable bed having a plurality of bed units pivotally joined with one another normally lying on a bed frame positioned under the foldable bed; a central jack capable of raising a bed unit of a back portion of the foldable bed for forming a reclining bed or a folding chair ...


7
Ta yung Yang, Chuh Ching Li, Feng Cheng Tsao: Primary-side controlled switching regulator. System General, J C Patents, April 1, 2008: US07352595 (44 worldwide citation)

A switching regulator includes a switching device to switch a transformer from a primary-side to secondary side. A control circuit generates a switching signal for regulating output of the switching regulator. The control circuit includes a first circuit to generate a first signal and a timing signa ...


8
Yu Feng Cheng: Rotatable L-shaped fiber optic connector. Holland & Hart, October 10, 2000: US06130983 (41 worldwide citation)

A rotatable L-shaped fiber optic connector is disclosed, which includes an L-shaped body, a plug partially embedded into the body, a hollow head and a locking key. The L-shaped body has an arcuate path defined therein guiding a fiber optic wire. The plug has an inner space extended therethrough to h ...


9
Yen Feng Cheng: Collapsible table and chair set. April 16, 1991: US05007673 (36 worldwide citation)

A collapsible table and chair set includes a base platform, a driving motor driving a main transmission shaft rotating a master bevel gear rotatably mounted in a central portion of the platform, a reel having a wire rope wound on the reel and driven by the motor for rotating the reel to wind the rop ...


10
Huei Hsien Tang, Chen Feng Cheng: Double-balanced golf club head. Varndell & Varndell PLLC, December 14, 1999: US06001028 (26 worldwide citation)

A double-balanced golf club head including a club head body and a neck tube for securing a golf club shaft to the club head body, wherein the neck tube is peripherally attached to two opposite engagement grooves at two opposite sides of the club head body, having one end fastened to a blind hole at ...