Sony patents granted on 24 January 2006

43 US patents granted on 24 January 2006 and assigned to Sony

1 6,990,684 Person authentication system, person authentication method and program providing medium
2 6,990,683 Information providing system utilizing IC cards and method thereof
3 6,990,681 Enhancing broadcast of an event with synthetic scene using a depth map
4 6,990,676 Locally stored content previews. Representative of programming content in an electronic programming guide through a graphic image accessed from the hard drive of a set top box
5 6,990,589 Recording and/or playback apparatus and method
6 6,990,584 Method of and apparatus for restricting copy of digital information, and apparatus for recording digital information
7 6,990,583 Public-key-encryption data-communication system and data-communication-system forming method
8 6,990,580 Information providing apparatus and method, information processing apparatus and method, and program storage medium
9 6,990,554 Data rewriting apparatus, control method, and recording medium
10 6,990,498 Dynamic graphical index of website content
11 6,990,489 Information processing apparatus, system and method, and recording medium
12 6,990,475 Digital signal processing method, learning method, apparatus thereof and program storage medium
13 6,990,443 Method and apparatus for classifying signals method and apparatus for generating descriptors and method and apparatus for retrieving signals
14 6,990,334 Wireless information communication method and its device
15 6,990,312 Method and system for interactive digital radio broadcasting and music distribution
16 6,990,292 Image projection apparatus, projection image pattern, laser drive apparatus, camera apparatus
17 6,990,266 Optical switching element, and switching device and image display apparatus each using the optical switching element
18 6,990,245 Image coding device and method thereof and image decoding device and method thereof
19 6,990,244 Integrative encoding system and adaptive decoding system
20 6,990,152 Digital signal processing device and a method and a Δ-σ sigma modulator using the same method
21 6,990,144 System and method for overrun catch-up in a real-time software
22 6,990,130 Semiconductor laser optical output control circuit and optical device
23 6,990,057 Disc recording/reproducing device and disc recording/reproducing method
24 6,990,054 Recording apparatus and recording method
25 6,990,052 Recording medium, recording apparatus, and reading apparatus
26 6,990,029 Column read amplifier power-gating technique for integrated circuit memory devices and those devices incorporating embedded dynamic random access memory (DRAM)
27 6,990,014 Magnetoresistive element and magnetic memory unit
28 6,989,974 Magnetic recording/reproducing apparatus using a GMR head
29 6,989,933 Production method of microlens array, liquid crystal display device and production method thereof, and projector
30 6,989,930 Optical lens, condenser lens, optical pickup, and optical recording/reproducing apparatus
31 6,989,832 Entertainment apparatus, storage medium and object display method
32 6,989,775 Encoding apparatus and method, recording medium and program
33 6,989,774 Encoding apparatus and method, recording medium and program
34 6,989,755 Signal transmission device and method
35 6,989,645 Robot apparatus, and load absorbing apparatus and method
36 6,989,631 Carbon cathode of a field emission display with in-laid isolation barrier and support
37 6,989,490 Electronic device and information reproduction system
38 6,989,356 Partially-fluorinated-alkyl compound, lubricant comprising the compound, and recording medium using the lubricant
39 6,989,330 Semiconductor device and method of manufacture thereof
40 6,989,203 Magnetic recording medium
41 6,988,844 Printer
42 D513,741 Mobile phone
43 D513,732 Charger