1
Philip R Wiser, Andrew R Cherenson, Steven T Ansell, Susan A Cannon: Secure online music distribution system. Liquid Audio, James D Ivey, May 7, 2002: US06385596 (955 worldwide citation)

A computer implemented online music distribution system provides for the secure delivery of audio data and related media, including text and images, over a public communications network. The online music distribution system provides security through multiple layers of encryption, and the cryptograph ...


2
Jeffrey C Smith, Jean Christophe Bandini: Method and system for dynamic server document encryption. Tumbleweed Communications, James D Ivey, Michael A Glenn, May 9, 2000: US06061448 (415 worldwide citation)

A method and system are provided for secure document delivery over a wide area network, such as the Internet. A sender directs a Delivery Server to retrieve an intended recipient's public key. The Delivery Server dynamically queries a certificate authority and retrieves the public key. The public ke ...


3
Jeffrey C Smith, Jean Christophe Bandini: Distributed dynamic document conversion server. Tumbleweed Communications, James D Ivey, Michael A Glenn, September 12, 2000: US06119137 (329 worldwide citation)

A document delivery server dynamically customizes the format of a document to be delivered, based on the capabilities of the recipient and the type of document to be delivered. The server enables transparent delivery of formatted documents, regardless of the capabilities of the recipient. For exampl ...


4
Steven T Ansell, Andrew R Cherenson, Mark E Paley, Steven B Katz, John Michael Kelsey Jr, Bruce Schneier: Copy security for portable music players. Liquid Audio, James D Ivey, April 2, 2002: US06367019 (253 worldwide citation)

Data such as a musical track is stored as a secure portable track (SPT) which can be bound to one or more players and can be bound to a particular storage medium, restricting playback of the SPT to the specific players and ensuring that playback is only from the original storage medium. The SPT is b ...


5
Steven T Ansell, Andrew R Cherenson: Territorial determination of remote computer location in a wide area network for conditional delivery of digitized products. Liquid Audio, James D Ivey Esq, November 21, 2000: US06151631 (172 worldwide citation)

Digital products are delivered to a client computer through a wide area network such as the Internet only upon determination that the client computer is located in a geopolitical territory, such as a country or state, for which delivery of the digital product is authorized. A server computer estimat ...


6
John P Kavanagh: Remote control for providing interactive DVD navigation based on user response. Bright Entertainment, Tillman Ivsan PLLC, Chad D Tillman, James D Ivey, February 21, 2006: US07003598 (135 worldwide citation)

A game control unit includes a computer processor for executing game logic stored on a removable memory device. Rich, audiovisual content for the interactive gaming experience is provided on a digital video disk (DVD) in small clips which are selectively played back in a standard DVD player under co ...


7
Earl Levine: Robust watermark method and apparatus for digital signals. Liquid Audio, James D Ivey, February 5, 2002: US06345100 (135 worldwide citation)

Watermark data is encoded in a digitized signal by forming a noise threshold spectrum which represents a maximum amount of imperceptible noise, spread-spectrum chipping the noise threshold spectrum with a relatively endless stream of pseudo-random bits to form a basis signal, dividing the basis sign ...


8
David M Bristor: Automatically generated content-based history mechanism. Sun Microsystems, James D Ivey, January 25, 2000: US06018342 (124 worldwide citation)

A history mechanism is provided in which user data, which represents signals generated by a user, are stored for subsequent recall and regeneration in a history database in one of two or more categories associated with two or more respective component symbols of the user data. For example, in one em ...


9
Roland E Williams: Key press disambiguation using a keypad of multidirectional keys. Zi Technology Corporation, James D Ivey, Ivey Smith and Ramirez, July 11, 2006: US07075520 (118 worldwide citation)

Multidirectional keys of a reduced keypad are used to disambiguate between multiple symbols associated with a single key. For example, pressing a key identifies a collection of two or more symbols associated with the key and subsequently rocking the key selects one of the two or more symbols as unam ...


10
Earl Levine, Jason S Brownell: Robust watermark method and apparatus for digital signals. Liquid Audio, James D Ivey, March 27, 2001: US06209094 (111 worldwide citation)

Watermark data is encoded in a digitized signal by forming a noise threshold spectrum which represents a maximum amount of imperceptible noise, spread-spectrum chipping the noise threshold spectrum with a relatively endless stream of pseudo-random bits to form a basis signal, dividing the basis sign ...