Patents for H04N 7 - Television systems (274,023) |
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09/13/1994 | CA1332002C Television signal processing system for reducing diagonal image artifacts |
09/12/1994 | CA2091539A1 Video compression/decompression processing and processors |
09/12/1994 | CA2091538A1 Programmable architecture and methods for motion estimation |
09/10/1994 | CA2091281A1 Subliminal image modulation projection and detection system |
09/08/1994 | EP0622003A4 Multichannel television signal scrambling and descrambling system and method. |
09/08/1994 | DE4406837A1 Image correction device and method for a camcorder |
09/08/1994 | DE4406346A1 Imaging system |
09/08/1994 | DE4404983A1 Device for the non-mechanical treatment and processing of root canals by means of laser radiation |
09/07/1994 | EP0614318A2 Video encoder, video decoder, and video motion estimation apparatus |
09/07/1994 | EP0614317A2 Video signal decoding |
09/07/1994 | EP0614316A2 Apparatus and method for moving picture coding |
09/07/1994 | EP0614315A2 Automatic display of auxiliary video information during audio muting |
09/07/1994 | EP0614312A2 Noise reduction system using multi-frame motion estimation, outlier rejection and trajectory correction |
09/07/1994 | EP0614308A1 Method and apparatus for controlling access to selected image components in an image storage and retrieval system |
09/07/1994 | EP0614297A2 Star configuration network system |
09/07/1994 | EP0614186A2 Transmitting apparatus |
09/07/1994 | EP0614184A2 Digital recording and reproducing |
09/07/1994 | EP0613605A1 Process for synchronizing the scanning circuit of an image display device |
09/07/1994 | EP0613601A1 Headend processing for a digital transmission system |
09/07/1994 | EP0613600A1 Transaction based interactive television system |
09/07/1994 | CN1091884A Moving picture decoding device |
09/07/1994 | CN1091883A Data coding for a digital video tape recorder suitable for high speed picture playback |
09/07/1994 | CN1091881A Pstn architecture for video-on-demand services |
09/07/1994 | CN1091850A Apparatus for recording and reproducing a digital video and audio signal |
09/06/1994 | USRE34720 Television signal enhancement and scrambling system |
09/06/1994 | US5345599 Increasing capacity in wireless broadcast systems using distributed transmission/directional reception (DTDR) |
09/06/1994 | US5345594 Information transmission system retransmitting information signals according to retransmission schedule |
09/06/1994 | US5345514 Method for inspecting components having complex geometric shapes |
09/06/1994 | US5345505 Coding system for a data signal |
09/06/1994 | US5345504 Differential compensation control for off-premises CATV system |
09/06/1994 | US5345440 Reception of orthogonal frequency division multiplexed signals |
09/06/1994 | US5345408 Inverse discrete cosine transform processor |
09/06/1994 | US5345272 Delay matching for video data during expansion and compression |
09/06/1994 | US5345270 Managing letterbox signals with logos and closed captions |
09/06/1994 | US5345269 Adaptive prediction encoding device which can effectively refresh an encoded signal with an encoding efficiency kept high |
09/06/1994 | US5345268 Standard screen image and wide screen image selective receiving and encoding apparatus |
09/06/1994 | US5345259 Contour emphasis circuit |
09/06/1994 | US5345258 A videophone having an automatic answering capability |
09/06/1994 | CA2117006A1 Noise reduction system using multi-frame motion estimation, outlier rejection and trajectory correction |
09/06/1994 | CA1331884C Telephone dial-up vendor service |
09/04/1994 | CA2116807A1 Control system for controlling a camera and method thereof |
09/01/1994 | WO1994019910A1 Universal tv interface and related method |
09/01/1994 | WO1994019909A1 Method of selecting cable television converter groups |
09/01/1994 | WO1994019908A1 Continuous diffuse illumination method and apparatus |
09/01/1994 | WO1994019907A1 Communication system |
09/01/1994 | WO1994019906A1 Generation of enlarged participatory broadcast audience |
09/01/1994 | WO1994019905A1 Adaptive letterbox detector |
09/01/1994 | WO1994019903A1 Improved video subscriber system and methods for its use |
09/01/1994 | WO1994019881A1 System and method for remotely selecting subscribers and controlling messages to subscribers in a cable television system |
09/01/1994 | WO1994019212A2 Automatic rearview mirror and vehicle interior monitoring system using a photosensor array |
09/01/1994 | WO1994016499A3 Signal processing system |
09/01/1994 | CA2155537A1 System and method for remotely selecting subscribers and controlling messages to subscribers in a cable television sysem |
09/01/1994 | CA2155535A1 Method of selecting cable television converter groups |
08/31/1994 | EP0613306A2 Apparatus for controlling quantizing in a video signal compressor |
08/31/1994 | EP0613305A2 Differential coding method and apparatus |
08/31/1994 | EP0613304A2 Half-pixel interpolation for a motion compensated digital video system |
08/31/1994 | EP0613303A2 Image signal compression apparatus and method thereof |
08/31/1994 | EP0613302A2 Videodecoder with a control unit |
08/31/1994 | EP0613301A2 Video data compressor minimizing propagation of error |
08/31/1994 | EP0613300A2 Apparatus for encoding and decoding header data in picture signal transmission |
08/31/1994 | EP0613299A2 Dual bus dual bank architecture for motion compensation |
08/31/1994 | EP0613298A2 Video playback device with multiple access |
08/31/1994 | EP0613297A2 Digital high definition television video recorder with trick-play features |
08/31/1994 | EP0613293A2 Multiple module block matching architecture |
08/31/1994 | EP0613292A1 An image processing system |
08/31/1994 | EP0613097A2 A dynamic image processor |
08/31/1994 | EP0451205B1 Television transmission system compatible with conventional television standards |
08/31/1994 | EP0335891B1 Cable television impulse pay per view system |
08/30/1994 | US5343386 Apparatus for making electronically-produced postcards and method of operating same |
08/30/1994 | US5343315 Interactive optical transmission system |
08/30/1994 | US5343305 Multiple addressing facsimile system |
08/30/1994 | US5343301 Input clock presence detector for a digital video input |
08/30/1994 | US5343300 Apparatus for providing TV program information |
08/30/1994 | US5343299 Television signal converting apparatus |
08/30/1994 | US5343284 Imaging lidar system employing bistatic operation |
08/30/1994 | US5343256 Image coding apparatus |
08/30/1994 | US5343250 Multiple picture/sound signals decoding apparatus |
08/30/1994 | US5343248 Moving image compressing and recording medium and moving image data encoder and decoder |
08/30/1994 | US5343247 Filter circuit for preprocessing a video signal to be coded |
08/30/1994 | US5343241 Digital video signal with increased motion blur characteristic |
08/30/1994 | US5343240 Bidirectional video telephony using shared channels on coaxial cable networks |
08/30/1994 | US5343239 Transaction based interactive television system |
08/30/1994 | US5343237 System for detecting and warning an illegally parked vehicle |
08/30/1994 | US5343158 Amplifier device for a cable television distribution network |
08/30/1994 | CA1331805C Passenger vehicle polling system |
08/30/1994 | CA1331790C Reproduction of secure keys by using distributed key generation data |
08/25/1994 | DE4405639A1 Device for adaptive encoding of variable length |
08/24/1994 | EP0612190A2 Apparatus for recording and reproducing digital video signal |
08/24/1994 | EP0612188A1 Television signals transmission device |
08/24/1994 | EP0612187A2 Identifying film frames in a video sequence |
08/24/1994 | EP0611512A1 Apparatus for concealing errors in a digital video processing system |
08/23/1994 | US5341474 Communications architecture and buffer for distributing information services |
08/23/1994 | US5341442 Method and apparatus for compression data by generating base image data from luminance and chrominance components and detail image data from luminance component |
08/23/1994 | US5341441 Method and apparatus for coding image information, and method of creating code books |
08/23/1994 | US5341425 Methods and apparatus for uniquely encrypting data at a plurality of data transmission sites for transmission to a reception site |
08/23/1994 | US5341424 Interdiction method and apparatus with frequency change inhibit function |
08/23/1994 | US5341318 System for compression and decompression of video data using discrete cosine transform and coding techniques |
08/23/1994 | US5341248 Magnetic recording/reproducing apparatus having head structure for selectively recording/reproducing either of two kinds of signals containing different amounts of information |
08/23/1994 | US5341240 Disposable endoscope |
08/23/1994 | US5341216 CATV channel access control and metering apparatus |