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Video signal transmission system with adaptive variable length coder/decoder 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • H04N-001/417
출원번호 US-0143175 (1993-10-26)
우선권정보 KR-0019746 (1992-10-26)
발명자 / 주소
  • Kim Sang-Ho (Seoul KRX)
출원인 / 주소
  • Daewoo Electronics Co., Ltd. (Seoul KRX 03)
인용정보 피인용 횟수 : 48  인용 특허 : 0

초록

Disclosed herein is a system which is capable of providing a high efficient bit rate reduction by selectively employing two or more variable length code tables, depending on the magnitude of the quantization parameter employed in the digitalization process. The system includes a transmitter having a

대표청구항

A system for the transmission of a video signal from a transmitter to a receiver in a digitized form, the transmitter including a differential pulse code modulator which produces, from the video signal, an output signal consisting of differential signal samples quantized by employing two or more qua

이 특허를 인용한 특허 (48)

  1. Wu,Fang; Chen,Wen hsiung, Adaptive breakpoint for hybrid variable length coding.
  2. Jo, Jae Moon; Jeong, Je Chang, Adaptive variable-length coding and decoding methods for image data.
  3. Jo, Jae Moon; Jeong, Je Chang, Adaptive variable-length coding and decoding methods for image data.
  4. Jo, Jae Moon; Jeong, JeChang, Adaptive variable-length coding and decoding methods for image data.
  5. Jo, Jae Moon; Jeong, Jechang, Adaptive variable-length coding and decoding methods for image data.
  6. Jo, Jae Moon; Jeong, Jechang, Adaptive variable-length coding and decoding methods for image data.
  7. Jo, Jae Moon; Jeong, Jechang, Adaptive variable-length coding and decoding methods for image data.
  8. Jo, Jae Moon; Jeong, Jechang, Adaptive variable-length coding and decoding methods for image data.
  9. Jo, Jae-Moon; Jeong, Je-Chang, Adaptive variable-length coding and decoding methods for image data.
  10. Jo, Jae-Moon; Jeong, Je-Chang, Adaptive variable-length coding and decoding methods for image data.
  11. Jo, Jae-Moon; Jeong, Je-Chang, Adaptive variable-length coding and decoding methods for image data.
  12. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Amplitude coding for clustered transform coefficients.
  13. Hu Yi-Kwang,TWX, Apparatus and method for decoding compressed digital video data.
  14. Cheng,Yu Feng; Liu,Wen Bo; Li,Ken Ming; Au,Vai Hang; Song,Zhen Yu, Combined transmitter.
  15. Roland R. Rick ; Mark Davis ; Paul Wei ; Feng Qian ; Brian Banister, Determining the received data rate in a variable rate communications system.
  16. Chen, Wen hsiung; Toebes, John A., Extended amplitude coding for clustered transform coefficients.
  17. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D.; Toebes,John A., Extended hybrid variable length coding of transform coefficients for video compression.
  18. Chen, Wen-hsiung; Wu, Fang; Pelton, Gregory D., Extension of two-dimensional variable length coding for image compression.
  19. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Extension of two-dimensional variable length coding for image compression.
  20. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Extension of two-dimensional variable length coding for image compression.
  21. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Extension of two-dimensional variable length coding for image compression.
  22. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D.; Toebes,John A., Hybrid variable length coding method for low bit rate video coding.
  23. Nishikawa Hirofumi,JPX ; Fukuhara Takahiro,JPX ; Asai Kohtaro,JPX ; Murakami Tokumichi,JPX, Image encoding system.
  24. Ohsawa Hidefumi,JPX, Information processing apparatus and method which selectively controls data encoding by monitoring amount of encoded data.
  25. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Joint amplitude and position coding for photographic image and video coding.
  26. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  27. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  28. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  29. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  30. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  31. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  32. Kadono, Shinya; Hagai, Makoto, Picture coding and decoding apparatuses and methods performing variable length coding and decoding on a slice header stream and arithmetic coding and decoding on a slice data stream.
  33. Kadono, Shinya; Hagai, Makoto, Picture coding method, picture decoding method and apparatuses thereof.
  34. Kadono, Shinya; Hagai, Makoto, Picture coding method, picture decoding method and apparatuses thereof.
  35. Toebes,John A.; Chen,Wen hsiung; Wu,Fang; Rosenfeld,Dov, Two-dimensional variable length coding of runs of zero and non-zero transform coefficients for image compression.
  36. Jung Hae-Mook (Seoul KRX), Variable length coder using two VLC tables.
  37. Chen, Wen-hsiung; Wu, Fang; Toebes, John A.; Rosenfeld, Dov; Pelton, Gregory D., Variable length coding for clustered transform coefficients in video compression.
  38. Chen, Wen-hsiung; Wu, Fang; Toebes, John A.; Rosenfeld, Dov; Pelton, Gregory D., Variable length coding for clustered transform coefficients in video compression.
  39. Chen, Wen-hsiung; Wu, Fang; Toebes, John A.; Rosenfeld, Dov; Pelton, Gregory D., Variable length coding for clustered transform coefficients in video compression.
  40. Chen,Wen hsiung; Toebes,John A., Variable length coding for sparse coefficients.
  41. Chen,Wen hsiung; Toebes,John A., Variable length coding for sparse coefficients.
  42. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Variable length coding method and apparatus for video compression.
  43. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D., Variable length coding method and apparatus for video compression.
  44. Chen Yueh-Chang (Chang-Hua TWX), Variable length coding system having a zig-zag FIFO for selectively storing each data coefficient and zero-run count.
  45. Chen Yueh-Chang,TWX, Variable length coding system having a zig-zag memory.
  46. Chen,Wen hsiung; Wu,Fang; Toebes,John A., Video coding using multi-dimensional amplitude coding and 2-D non-zero/zero cluster position coding.
  47. Chen,Wen hsiung; Wu,Fang; Pelton,Gregory D.; Toebes,John A., Video compression using multiple variable length coding processes for multiple classes of transform coefficient blocks.
  48. Rynderman Michel (San Jose CA) Cuccarese Jay (Boulder Creek CA), Video data compression method and system which measures compressed data storage time to optimize compression rate.
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