Managing Rights Management

"Open Market" DRM Interoperability

TechCrunch reports that the Sony-backed Open Market proposal for interoperability among various DRM schemes may be gathering support and momentum apart from Apple and Disney. Open Market is a set of policy decisions and a software and services framework that will allow interoperability of various formats and DRM schemes that... Read more →

Two Digital Fingerprinting Patent Applications

On Thursdays the USPTO publishes new pending patent applications. Both of today's Spotlight Applications concern the use of digital fingerprinting. The first application discloses techniques for associating rights to multimedia content, no assignee given. The second application discloses techniques for recognizing sound and music signals in high noise and distortion,... Read more →

InterTrust and Sony Rights Management Issued Patents

On Tuesdays the USPTO publishes newly issued patents. Both of today's Spotlight Patents address various aspects of Digital Rights Management. Assigned to Intertrust, the first patent is divisional (same specification, different claims or statements of the inventions) of the clearinghouse specification that concerns, generally speaking, back end services in support... Read more →

Sony Ericsson and Avaya Watermarking Patent Applications

On Thursdays the USPTO publishes new patent applications. Both of today's Spotlight Applications address the use of watermarking technologies. Assigned ot Avaya, the first application discloses techniques for signal watermarking in the presence of encryption. Assigned to Sony Ericssson Mobile Communications, the second application discloses techniques for copy protected information... Read more →

France Telecom and InterDigital Watermarking Issued Patents

On Tuesdays the USPTO issues new patents. Both of today's Spotlight Patents concern the use of watermarking. Assigned to France Telecom, the first patent addresses techniques for watermarking a video signal. Assigned to InterDigital, the second patent addresses the use of watermarking for protecting and authenticating code division multiple access... Read more →

Blu-ray Player Producers Sued For Patent Infringement

The Patent Prospector blog is reporting that patent assertion company Acacia has filed a patent infringement suit in plaintiff-friendly Eastern (federal) District of Texas. According to the report, defendants named in the suit include Samsung, Best Buy, Denon, Funai, LG, Matsushita, Panasonic, Phillips, Pioneer, and Sharp. Apparently missing is Sony.... Read more →

Digital Rights Management Related Patent Applications

On Thursdays the USPTO publishes new patent applications. Both of today's Spotlight Applications address aspects of DRM. The first application discloses techniques for updating time information of a DRM device, no assignee given. The second application discloses techniques for multilevel distribution of digital content, assigned to Sony Ericsson Mobile Communications.... Read more →

Fingerprinting and Watermarking Issued Patent

On Tuesdays the USPTO issues new patents. Today's Spotlight Patents address aspects of digital fingerprinting and watermarking. Assigned to Burnside Acquisition, LLC, the first patent concerns the use digital fingerprinting in the context of a data repository and network data storage. Assigned to Philips, the second patent concerns the detection... Read more →

Macrovision Conference Call: BD+ Security

Macrovision's quarterly earnings call was held last Thursday afternoon. In the Q/A following the standard presentation of results and management's comments, Sasa Zorovic, who covers Macrovision for Goldman Sachs, asked about BD+ security for Blu-ray. Here's a rough transcript of that portion of the call. "2C" refers to the BD+... Read more →

Rights Management Patent Applications

On Thursdays the USPTO publishes new patent applications. Both of today's Spotlight Applications address various aspects of DRM. The first application discloses techniques for DRM with license proxy for mobile wireless platforms, no assignee given. Assigned to Philips, the second application discloses a secure host interface. 20080189213, "System and method... Read more →

What's Up With CH DVD, Blu-Ray, BD+

Writing on FormatWarCentral, Mehar Gill has a useful article on the Chinese DVD format, CH DVD and a potential battle with Blu-ray. Drawing in part on a ZDNET China article, Gill says: [The ZDNet article takes] the opportunity to talk about Blu-ray and BD+ by stating it may slow down... Read more →

Watermarking Issued Patents

On Tuesdays the USPTO issues new patents. Both of today's Spotlight Patents address the use of watermarking. Assigned to MY EZ Communcations, the first patent concerns hybrid digital watermarking for video authentication. Assigned to Ricoh, the second patent concerns a durable and undecipherable digital watermarking technique and detection of unauthorized... Read more →

Recent BD+ Adopters

The BD+ licensing authority publishes a list of supporters of the BD+ security technologies for Blu-ray DVDs. Two new names have been recently added to the list of adopters, OOO "RusHD", who seems not to have a presence on the Web, and Israel-based Zoran MicroElectronics, LTD. Fox remains the only... Read more →