IP Library › Granted Patent US 7,116,717

Granted Patent B1

US 7,116,717 · App. 09/870,708 · Granted Oct 3, 2006

Method and system for scalable representation, storage, transmission and reconstruction of media streams

Assignee: Bigband Networks, Inc.

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Quick Facts

Patent No.: US 7,116,717
App. No.: 09/870,708
Filed: May 29, 2001
Granted: Oct 3, 2006
Kind: B1
Examiner: RAO, ANAND SHASHIKANT
Art Unit: 2621
USPC: 375/240.25

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Abstract

Methods and systems for defining a compression and reconstruction scheme of a media stream, for generating and transmitting a base media layer and enhancement data layers and for reconstructing compressed representations of the media stream from the base media layer and the enhancement data layers.

Claims (308)

1. A method for defining a compression scheme of a media stream, comprising:

determining a plurality of compression levels for the media stream and a relationship between valid values of compressed representations of the media stream, each compressed representation of the media stream associated with one of the compression levels;

defining a highest level of compression of the compression levels as a base level; and

defining enhancement data for representing a relationship between the valid values of compressed representations of the media stream by defining p th layer enhancement data for valid values of a pair of (p−1) th and p th compressed representations of the media stream, if a reconstruction of valid values of the p th compressed representation of the media stream requires the p th layer enhancement data, where p ranges between 2 and k, k reflecting the number of compression levels;

wherein the media stream is defined as an original media stream; and

wherein the p th layer enhancement data is responsive to valid values of the original media stream being associated with valid values of both the p th and the (p−1) th compressed representation of the media stream.

2. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level; and

wherein the p th layer enhancement data is responsive to previous layer enhancement data and to valid values of the media stream being associated with valid values of both the p th and the (p−1) th compressed representation of the media stream.

3. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level; and

wherein each p th layer enhancement data includes at least one p th layer enhancement data symbol; and wherein a p th layer enhancement data symbol reflects a relationship between valid values of a (p−1) th and a p th compressed representation of the media stream.

4. The method according to claim 3 comprising defining a p th layer enhancement data symbol, in response to an amount of valid values of the p th compressed representation of the media stream associated with the valid value of the (p−1) th compression function.

5. The method according to claim 3 comprising defining a p th layer enhancement data symbol, in response to previous layer enhancement data symbols and to an amount of valid values of the p th compressed representation of the media stream associated with the valid value of the (p−1) th compression function.

6. The method according to claim 3 comprising defining a p th layer enhancement data symbol in response to valid values of the original media stream being associated with both the valid values of the (p−1) th and the p th compressed representation of the media stream.

7. The method according to claim 3 comprising defining a p th layer enhancement data symbol in response previous layers enhancement data symbols and to valid values of the original media stream being associated with both valid values of the (p−1) th and p th compressed representation of the media stream.

8. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed representation of the media stream being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination;

wherein the generated enhancement data reflects a relationship between symbols of two successive compressed representations of the media stream.

9. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination if a symbol of a compressed representation of a media stream is associated with at least two symbols of a successive compressed representation of the media stream.

10. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination

wherein the media stream is defined as an original media stream; and

wherein a relationship between symbols of distinct compressed representations of the media stream reflect a relationship between original media stream symbols mapped to the symbols of the distinct compressed representations of the media stream.

11. The method according to claim 9 wherein determining a necessity of enhancement data relating to symbols of a pair of compressed representations of the media stream comprises checking a relationship between symbols of lower compressed representations of the media stream, lower compressed representations of the media stream being characterized by a higher compression level.

12. The method according to claim 9 wherein determining a necessity of enhancement data comprises defining a p th layer enhancement data for symbols of pair of a (p−1) th and a p th compressed representations of the media stream, if the reconstruction of the symbols of the p th compressed representation of the media stream requires the p th layer enhancement data, where p ranges between 2 and k, k reflecting the number of compression levels.

13. The method according to claim 12 wherein the media stream is defined as an original media stream; and

generating p th layer enhancement data in response to symbols of the original media stream being associated with symbols of both the p th and the (p−1) th compressed representation of the media stream.

14. The method according to claim 12 including generating p th layer enhancement data in response to previous layer enhancement data and to symbols of the media stream being associated with symbols of both the p th and the (p−1) th compressed representation of the media stream.

15. The method according to claim 12 wherein each p th layer enhancement data includes at least one p th layer enhancement data symbol; and wherein a p th layer enhancement data symbol reflects a relationship between symbols of a (p−1) th and a p th compressed representation of the media stream.

16. The method according to claim 15 comprising generating a p th layer enhancement data symbol in response to an amount of symbols of the p th compressed representation of the media stream associated with the symbol of the (p−1)'th compression function.

17. The method according to claim 15 comprising generating a p th layer enhancement data symbol in response to previous layer enhancement data symbols and to an amount of symbols of the p th compressed representation of the media stream associated with the symbol of the (p−1) th compression function.

18. The method according to claim 15 comprising generating a p th layer enhancement data symbol in response to symbols of the original media stream being associated with both the symbols of the (p−1) th and the p th compressed representation of the media stream.

19. The method according to claim 15 wherein generating a p'th layer enhancement data symbol in response previous layers enhancement data symbols and to symbols of the original media stream being associated with symbols of both the (p−1) th and p'th compressed representation of the media stream.

20. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination

wherein the compressed representations of the media streams are generated by applying a compression function selected from the group consisting of:

sampling functions;

quantizing functions;

linear quantizing functions;

non-linear quantizing functions; and

uniform quantizing functions.

21. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data, in response to the determination; and

compressing the enhancement data.

22. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination,

wherein enhancement data includes enhancement data symbols; and wherein the method further includes variable length encoding the enhancement data symbols to provide enhancement data code words.

23. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination,

wherein said media stream comprises one of the list consisting of:

MPEG compliant media stream;

original media stream;

JPEG media stream;

video stream;

audio stream;

data stream;

H.261 compliant media stream;

H.263 compliant stream;

streaming media stream;

JPEG stream;

AC-3 audio stream;

AAC audio stream; and

a stream containing a plurality of streams.

24. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data, in response to the determination; and

encrypting the base media layer, whereas the base media layer and the enhancement data define an encrypted representation of the media stream.

25. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a plurality of compression functions of statistically distinct compression levels, wherein applying a compression function on the media stream produces a compressed representation of the media stream;

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data, in response to the determination;

wherein each compressed representation of the media stream includes a plurality of symbols; the symbols of a p th compressed representation of the media stream defined as a p th media layer symbol;

wherein for each symbol of an original media layer and for each value of p between 2 and k executing the steps of:

converting the original media layer symbol to a (p−1) th media layer symbol and to a p th media layer symbol; where a base media layer symbol is defined as a first media layer symbol;

determining whether a generation of a p th layer enhancement data symbol is required for reconstructing the p th media layer symbol; and

generating the p th layer enhancement data symbol, in response to the determination.

26. The method according to claim 25 including generating p th layer enhancement data in response to previous layer enhancement data and to symbols of the media stream being associated with symbols of both the p th and the (p−1) th compressed representation of the media stream.

27. The method according to claim 25 wherein for each p that exceeds one, the determination is responsive to an amount of p th media layer symbols associated with the (p−1) th media layer symbol.

28. The method according to claim 25 wherein for each p that exceeds one, the determination is responsive to symbols of the media stream associated with the p th media layer symbol and with the (p−1) th media layer symbol.

29. The method according to claim 25 wherein for each p that exceeds 2, the determination is based upon (p−m) th media layer symbols that were generated from the base media layer symbol, 1<m<p.

30. The method according to claim 25 wherein for each p that exceeds one, the determination is responsive to an updated (p−1) th layer symbol set, the updated (p−1) th symbol set comprising original media layer symbols associated with the (p−1) th and previous media layer symbols.

31. The method according to claim 25 wherein for each p that exceeds one, the determination is responsive to an original p th layer symbol set associated with at least one relevant p th media layer symbol, a relevant p th media layer symbol being mapped to the (p−1) th media layer symbol, the original p th symbol layer set comprising original media layer symbols associated with the p th media layer symbol.

32. The method according to claim 25 including generating enhancement data in response to an updated (p−1) th layer symbol set and a p th media layer symbol set; the updated (p−1) th media layer set including original media layer symbols associated with previous media layer symbols.

33. The method according to claim 25 wherein the relationship between p th and (p−1) th media layer symbols reflects a relationship between original media layer symbols that are mapped to the p th and the (p−1) th media layer symbols.

34. The method according to claim 25 wherein for p=k the determination is responsive to the amount of k th media layer symbols that are included within an updated (k−1) th layer symbol set; wherein the k th media layer is the original media layer, the updated (k−1) th layer symbol set comprising original media layer symbols associated with the (k−1) th and previous media layer symbols.

35. The method according to claim 25 wherein a p th enhancement data layer includes at least one p th layer enhancement data symbol; and

generating a p th layer enhancement data symbol, in response to previous layer enhancement data symbols and to an amount of symbols of the p th compressed representation of the media stream associated with the symbol of the (p−1) th compression function.

36. The method according to claim 9 wherein a p th enhancement data layer includes at least one p th layer enhancement data symbol; and

generating a p th layer enhancement data symbol in response to previous layers enhancement data symbols and to symbols of the original media stream being associated with symbols of both the (p−1) th and p th compressed representation of the media stream.

37. The method according to claim 25 further comprising defining an original (p−1) th layer symbol set for each (p−1) th (p−1) th media layer symbol, the original (p−1) th media layer symbol set comprising original media layer symbols associated with p th media layer symbol that are associated with the (p−1) th media layer symbols.

38. The method according to claim 37 further comprising:

finding the associated p th media layer symbols associated with each original media layer symbol of the original (p−1) th layer symbol set; and

defining a union of all the associated p th media layer symbols as a p th media layer set.

39. The method according to claim 38 further comprising:

dividing the original (p−1) th layer symbol set into subsets, each subset corresponding to a single symbol out of the p th media layer set; and

generating a p th layer enhancement data symbol, in view of an original p th layer symbol subset associated with a true p th media layer symbol.

40. The method according to claim 39 further comprising replacing an original p th layer symbol set with the original p th layer symbol subset associated with a true p th media layer symbol.

41. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream, the enhancement data including enhancement data symbols, and variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to a complexity of reconstructing an original media layer symbol from the p th media layer symbol.

42. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, wherein enhancement data includes enhancement data symbols, and variable length encoding the enhancement data symbols to provide enhancement data code words; and

43. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream, wherein enhancement data includes enhancement data symbols; and

variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to an amount of p th media layer symbols associated with the (p−1) th media layer symbols.

44. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream, wherein enhancement data includes enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to an amount of original media layer symbols associated with each of the p th media layer symbols associated with the (p−1) th media layer symbol.

45. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream, wherein enhancement data includes enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to a statistical frequency of the p th media layer symbol.

46. A method for defining a compression scheme of a media stream, comprising:

defining the highest level of compression of the compression levels as a base level; and

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream

wherein enhancement data includes enhancement data symbols; and wherein the method further comprising a step of variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to a statistical probability of the (p−1) th media layer symbol.

47. A method for defining a compression scheme of a media stream, comprising:

defining the highest level of compression of the compression levels as a base level; and

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream

wherein enhancement data includes enhancement data symbols; and

wherein the method further comprising a step of variable length encoding the enhancement data symbols to provide enhancement data code words; and

defining an enhancement data code word reflecting a relationship between a (p−1) th media layer symbol and a p th media layer symbol in response to an amount of yet additional enhancement data symbols required to reconstruct an original media layer symbol out of the (p−1) th media layer symbol.

48. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data, in response to the determination; and

embedding a watermark in at least one of the base media layer and an enhancement data layer.

49. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

50. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

51. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream; and

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

52. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

53. A method for defining a compression scheme of a media stream, comprising:

defining a highest level of compression of the compression levels as a base level;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream according to the compression levels, thereby producing a plurality of compressed representations of the media stream;

defining a selected one of said compressed representations of the media stream as a base media layer, the selected compressed version being compressed according to the base level;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

54. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a plurality of compression functions of statistically distinct compression levels wherein applying a compression function on the media stream produces a compressed representation of the media stream;

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

55. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

56. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

57. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

58. A method for generating a compressed representation of a media stream, the media stream comprising a plurality of media stream symbols, the method comprising:

determining a relationship between valid values of compressed representations of the media stream;

defining a statistically most compressed representation of the media stream as a base layer media stream;

defining enhancement data for representing a relationship between valid values of the compressed representations of the media stream;

compressing the media stream by applying the compression functions, thereby producing a plurality of compressed representations of the media stream;

determining if enhancement data is required for reconstructing a compressed representation of the media stream;

generating enhancement data in response to the determination, the enhancement data including enhancement data symbols;

variable length encoding the enhancement data symbols to provide enhancement data code words; and

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Reel/Frame 036601/0162 →

SECURITY AGREEMENT Recorded May 28, 2013

From: ARRIS GROUP, INC.; ARRIS ENTERPRISES, INC.; ARRIS SOLUTIONS, INC.; ARRIS KOREA, INC.; ARRIS HOLDINGS CORP. OF ILLINOIS; BIGBAND NETWORKS, INC.; TEXSCAN CORPORATION; POWER GUARD, INC.; 4HOME, INC.; ACADIA AIC, INC.; AEROCAST, INC.; BROADBUS TECHNOLOGIES, INC.; GENERAL INSTRUMENT CORPORATION; GENERAL INSTRUMENT AUTHORIZATION SERVICES, INC.; GENERAL INSTRUMENT INTERNATIONAL HOLDINGS, INC.; IMEDIA CORPORATION; JERROLD DC RADIO, INC.; LEAPSTONE SYSTEMS, INC.; MODULUS VIDEO, INC.; MOTOROLA WIRELINE NETWORKS, INC.; NETOPIA, INC.; NEXTLEVEL SYSTEMS (PUERTO RICO), INC.; QUANTUM BRIDGE COMMUNICATIONS, INC.; SETJAM, INC.; SUNUP DESIGN SYSTEMS, INC.; UCENTRIC SYSTEMS, INC.; GIC INTERNATIONAL HOLDCO LLC; GIC INTERNATIONAL CAPITAL LLC; CCE SOFTWARE LLC; THE GI REALTY TRUST 1996

To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT

Reel/Frame 030498/0023 →

CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE PREVIOUSLY RECORDED ON REEL 027411 FRAME 0279. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT ENTITY INTO WHICH BIGBAND NETWORKS, INC. MERGED IS ARRIS SOLUTIONS, INC. Recorded Mar 7, 2012

From: BIGBAND NETWORKS, INC.

To: ARRIS SOLUTIONS, INC.

Reel/Frame 027831/0036 →

MERGER Recorded Dec 19, 2011

From: BIGBAND NETWORKS, INC.

To: ARRIS GROUP, INC.

Reel/Frame 027411/0279 →

ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 18, 2001

From: ESHET, AMIT; OZ, RAN; STRASMAN, NERY

To: BIGBAND NETWORKS, INC.

Reel/Frame 012276/0829 →

Continuity (1)

Continuation In Part 0946185900 · Dec 15, 1999