GB2258105B - Filter system for sub-band coding - Google Patents

Filter system for sub-band coding

Info

Publication number
GB2258105B
GB2258105B GB9115772A GB9115772A GB2258105B GB 2258105 B GB2258105 B GB 2258105B GB 9115772 A GB9115772 A GB 9115772A GB 9115772 A GB9115772 A GB 9115772A GB 2258105 B GB2258105 B GB 2258105B
Authority
GB
United Kingdom
Prior art keywords
sub
filter system
band coding
coding
band
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB9115772A
Other versions
GB9115772D0 (en
GB2258105A (en
Inventor
James Hedley Wilkinson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Broadcast and Communications Ltd
Sony Europe BV United Kingdom Branch
Original Assignee
Sony Broadcast and Communications Ltd
Sony United Kingdom Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Broadcast and Communications Ltd, Sony United Kingdom Ltd filed Critical Sony Broadcast and Communications Ltd
Priority to GB9115772A priority Critical patent/GB2258105B/en
Publication of GB9115772D0 publication Critical patent/GB9115772D0/en
Priority to JP19426992A priority patent/JP3279649B2/en
Publication of GB2258105A publication Critical patent/GB2258105A/en
Application granted granted Critical
Publication of GB2258105B publication Critical patent/GB2258105B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
GB9115772A 1991-07-22 1991-07-22 Filter system for sub-band coding Expired - Lifetime GB2258105B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9115772A GB2258105B (en) 1991-07-22 1991-07-22 Filter system for sub-band coding
JP19426992A JP3279649B2 (en) 1991-07-22 1992-07-21 Filter device for band division coding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9115772A GB2258105B (en) 1991-07-22 1991-07-22 Filter system for sub-band coding

Publications (3)

Publication Number Publication Date
GB9115772D0 GB9115772D0 (en) 1991-09-04
GB2258105A GB2258105A (en) 1993-01-27
GB2258105B true GB2258105B (en) 1995-05-10

Family

ID=10698747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9115772A Expired - Lifetime GB2258105B (en) 1991-07-22 1991-07-22 Filter system for sub-band coding

Country Status (2)

Country Link
JP (1) JP3279649B2 (en)
GB (1) GB2258105B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3090043B2 (en) * 1996-06-03 2000-09-18 日本電気株式会社 Digital interpolation filter circuit
EP0899958A3 (en) * 1997-08-27 2008-04-23 Opportunity Investment Management PLC Image data transmission method
KR100799406B1 (en) * 2004-06-22 2008-01-30 삼성탈레스 주식회사 Digital sampling rate converter for compensating signal droop in band

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123419A1 (en) * 1983-03-21 1984-10-31 BRITISH TELECOMMUNICATIONS public limited company Digital sub-band filters
EP0362783A2 (en) * 1988-10-07 1990-04-11 Deutsche Thomson-Brandt GmbH Filter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123419A1 (en) * 1983-03-21 1984-10-31 BRITISH TELECOMMUNICATIONS public limited company Digital sub-band filters
EP0362783A2 (en) * 1988-10-07 1990-04-11 Deutsche Thomson-Brandt GmbH Filter

Also Published As

Publication number Publication date
JP3279649B2 (en) 2002-04-30
JPH05259815A (en) 1993-10-08
GB9115772D0 (en) 1991-09-04
GB2258105A (en) 1993-01-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20110721