DIGITAL THEATER SYST INC has a total of 57 patent applications. Its first patent ever was published in 1991. It filed its patents most often in China, United States and Australia. Its main competitors in its focus markets audio-visual technology, computer technology and optics are HERRE JUERGEN, OH HYEN-O and PANG HEE SUK.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 11 | |
#2 | United States | 10 | |
#3 | Australia | 7 | |
#4 | WIPO (World Intellectual Property Organization) | 7 | |
#5 | Canada | 6 | |
#6 | EPO (European Patent Office) | 3 | |
#7 | Hong Kong | 2 | |
#8 | Israel | 2 | |
#9 | Taiwan | 2 | |
#10 | Argentina | 1 | |
#11 | Brazil | 1 | |
#12 | EAPO (Eurasian Patent Organization) | 1 | |
#13 | Spain | 1 | |
#14 | India | 1 | |
#15 | Mexico | 1 | |
#16 | Malaysia | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Computer technology | |
#3 | Optics | |
#4 | Telecommunications |
# | Technology | |
---|---|---|
#1 | Stereophonic systems | |
#2 | Speech analysis | |
#3 | Special information storage | |
#4 | Cameras | |
#5 | Transmission | |
#6 | Television | |
#7 | Loudspeakers and microphones |
# | Name | Total Patents |
---|---|---|
#1 | Smyth Stephen M | 18 |
#2 | Smith William Paul | 17 |
#3 | Smyth Michael H | 10 |
#4 | Beard Terry D | 9 |
#5 | Smith William P | 9 |
#6 | Yan Ming | 8 |
#7 | You Yu-Li | 7 |
#8 | Ketcham James S | 7 |
#9 | Fejzo Zoran | 5 |
#10 | Mcdowell Samuel Keith | 4 |
Publication | Filing date | Title |
---|---|---|
US2004027539A1 | Motion picture subtitle system and method | |
US7003467B1 | Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio | |
AU3388300A | Motion picture subtitle method and apparatus | |
US6931370B1 | System and method for providing interactive audio in a multi-channel audio environment | |
US6226616B1 | Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility | |
US5956674A | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels | |
MY118484A | Method and apparatus for multiplexed encoding of digital audio information onto a digital audio storage medium | |
EP0666495A1 | Motion picture digital sound system and method for playback using time code |