1
Stan S dot over, Genrik Yegiazaryan, Sung Kee Baek, David S Hishinuma, Robert Jetter: Modular wireless headset system. Advanced Mobile Solutions, Malcolm B Wittenberg, Crosby Heafey Roach & May, May 8, 2001: US06230029 (199 worldwide citation)

A wireless headset system for use with, e.g. mobile phones, and which incorporates a wireless headset which communicates with a base station via magnetic inductive coupling or radio frequency signals to dial and send or receive calls via a conventional phone, e.g. a mobile phone, attached to the bas ...


2
Stan S Hahn, Genrik Yegiazaryan, Sung Kee Baek, David S Hishinuma, Robert Jetter: Modular wireless headset system for hands free talking. Advanced Mobile Solutions, Philip M Crosby Heafey Roach & May Shaw, June 20, 2000: US06078825 (155 worldwide citation)

A wireless headset system for use with, e.g. mobile phones, and which incorporates a wireless headset which communicates with a base station via magnetic inductive coupling or radio frequency signals to dial and send or receive calls via a conventional phone, e.g. a mobile phone, attached to the bas ...


3
Stan S Hahn, Sung Kee Baek: Universal linear power supply. Advanced Mobile Solutions, Nathan P Crosby Heafey Roach & May Koenig, October 26, 1999: US05973948 (97 worldwide citation)

A universal linear power supply capable of automatically supplying a regulated DC current output from a range of AC input. In one preferred embodiment, interchangeable modular electrical plugs configured to mate with standard AC supplies releasably connect with the power supply. The power supply cir ...


4
Chan Heung Park, Sung Kee Baek: Mechanical charging selection apparatus. Advanced Mobile Solutions, Nathan P Crosby Heafey Roach & May Koenig, September 28, 1999: US05959434 (11 worldwide citation)

A battery charger having multiple charging stations that automatically supplies charging current to one of the stations depending on which battery is inserted. The charger has electrical contacts that mate with the charging contacts of the primary battery and are movable between a first position and ...


5
Weizhong Tang, Sung Kee Baek, Craig Zimmerman: Method and system to prevent bus voltage sagging when an oring-FET in an N+1 redundant power supply configuration is faulty during power up. Cisco Technology, Polsinelli, April 4, 2017: US09614365

A system and method for preventing bus voltage sagging when an Oring-FET in an N+1 redundant power supply configuration is faulty during power up. Each redundant power supply includes an Oring-FET and a voltage comparator. The voltage comparator receives and compares an input voltage and an output v ...