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Safi Khan, Sanjay Jha, Albert Scott Ludwin, Mehraban Iraninejad, Raghu Sankuratri, Chauhung Lee, Richard Higgins, Nicholas K Yu: Mobile communication device having dual micro processor architecture with shared digital signal processor and shared memory. Qualcomm Incorporated, Philip R Wadsworth, Charles D Brown, Kevin T Cheatham, June 22, 2004: US06754509 (48 worldwide citation)

The dual microprocessor system includes one microprocessor configured to perform wireless telephony functions and another configured to perform personal digital assistant (PDA) functions and other non-telephony functions. A memory system and a digital signal processor (DSP) are shared by the micropr ...


2
Albert Scott Ludwin, Scott Howard King: Display processor for a wireless device. QUALCOMM Incorporated, Howard Seo, James R Gambale Jr, January 11, 2011: US07868890 (33 worldwide citation)

A display processor includes an interface unit, an instruction processor, a synchronization unit, at least one processing unit, and a device buffer. The interface unit receives input image data (e.g., from a main memory) and provides output image data for a frame buffer. The instruction processor re ...


3
Gwain Bayley, Guanming Shi, Richard Higgins, Albert Scott Ludwin: Virtual device architecture for mobile telephones. Qualcomm Incorporated, Philip Wadsworth, Charles Brown, Kevin Cheatham, April 22, 2003: US06553223 (19 worldwide citation)

The virtual device architecture provides physical and logical device drivers for interfacing software programs executing on a microprocessor of the mobile telephone of a wireless communication system with any of a wide variety of hardware devices connectable within the mobile telephone. The logical ...


4
Yuriy Reznik, Albert Scott Ludwin, Hyukjune Chung, Harinath Garudadri, Naveen Srinivasamurthy, Phoom Sagetong: Transform design with scaled and non-scaled interfaces. Qualcom Incorporate, Brent A Boyd, September 30, 2014: US08849884 (3 worldwide citation)

Techniques for efficiently performing full and scaled transforms on data received via full and scaled interfaces, respectively, are described. A full transform is a transform that implements the complete mathematical description of the transform. A full transform operates on or provides full transfo ...


5
Albert Scott Ludwin, Scott Howard King: Display processor for a wireless device. Qualcomm Incorporated, Patents Department, August 25, 2005: US20050184993-A1

A display processor includes an interface unit, an instruction processor, a synchronization unit, at least one processing unit, and a device buffer. The interface unit receives input image data (e.g., from a main memory) and provides output image data for a frame buffer. The instruction processor re ...


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Yuriy Reznik, Albert Scott Ludwin, Hyukjune Chung, Harinath Garudadri, Naveen Srinivasamurthy, Phoom Sagetong: Transform design with scaled and non-scaled interfaces. Qualcomm Incorporated, October 4, 2007: US20070233764-A1

Techniques for efficiently performing full and scaled transforms on data received via full and scaled interfaces, respectively, are described. A full transform is a transform that implements the complete mathematical description of the transform. A full transform operates on or provides full transfo ...


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