GB2256335B - Filter system for sub-band coding - Google Patents

Filter system for sub-band coding

Info

Publication number
GB2256335B
GB2256335B GB9111782A GB9111782A GB2256335B GB 2256335 B GB2256335 B GB 2256335B GB 9111782 A GB9111782 A GB 9111782A GB 9111782 A GB9111782 A GB 9111782A GB 2256335 B GB2256335 B GB 2256335B
Authority
GB
United Kingdom
Prior art keywords
sub
filter
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
GB9111782A
Other versions
GB2256335A (en
GB9111782D0 (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 GB9111782A priority Critical patent/GB2256335B/en
Publication of GB9111782D0 publication Critical patent/GB9111782D0/en
Publication of GB2256335A publication Critical patent/GB2256335A/en
Application granted granted Critical
Publication of GB2256335B publication Critical patent/GB2256335B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00Networks using digital techniques
    • H03H17/02Frequency selective networks
    • H03H17/0248Filters characterised by a particular frequency response or filtering method
    • H03H17/0264Filter sets with mutual related characteristics
    • H03H17/0266Filter banks
GB9111782A 1991-05-31 1991-05-31 Filter system for sub-band coding Expired - Lifetime GB2256335B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9111782A GB2256335B (en) 1991-05-31 1991-05-31 Filter system for sub-band coding

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9111782A GB2256335B (en) 1991-05-31 1991-05-31 Filter system for sub-band coding
JP14071692A JPH05152896A (en) 1991-05-31 1992-06-01 Filter system for sub-band coding

Publications (3)

Publication Number Publication Date
GB9111782D0 GB9111782D0 (en) 1991-07-24
GB2256335A GB2256335A (en) 1992-12-02
GB2256335B true GB2256335B (en) 1995-04-26

Family

ID=10695912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9111782A Expired - Lifetime GB2256335B (en) 1991-05-31 1991-05-31 Filter system for sub-band coding

Country Status (2)

Country Link
JP (1) JPH05152896A (en)
GB (1) GB2256335B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104299185A (en) * 2014-09-26 2015-01-21 京东方科技集团股份有限公司 Image magnification method, image magnification device and display device

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
GB2256335A (en) 1992-12-02
GB9111782D0 (en) 1991-07-24
JPH05152896A (en) 1993-06-18

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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: 20110530