JPS60197009A - フィルタ回路およびこれを用いたサブバンド符号器および復号器 - Google Patents

フィルタ回路およびこれを用いたサブバンド符号器および復号器

Info

Publication number
JPS60197009A
JPS60197009A JP24944384A JP24944384A JPS60197009A JP S60197009 A JPS60197009 A JP S60197009A JP 24944384 A JP24944384 A JP 24944384A JP 24944384 A JP24944384 A JP 24944384A JP S60197009 A JPS60197009 A JP S60197009A
Authority
JP
Japan
Prior art keywords
filter
frequency
delay
filter circuit
response
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.)
Granted
Application number
JP24944384A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0317411B2 (de
Inventor
ポール・クリストフアー・ミラー
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of JPS60197009A publication Critical patent/JPS60197009A/ja
Publication of JPH0317411B2 publication Critical patent/JPH0317411B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Analogue/Digital Conversion (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
JP24944384A 1983-11-25 1984-11-26 フィルタ回路およびこれを用いたサブバンド符号器および復号器 Granted JPS60197009A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8331512 1983-11-25
GB838331512A GB8331512D0 (en) 1983-11-25 1983-11-25 Sub-band coding
GB8405090 1984-02-27

Publications (2)

Publication Number Publication Date
JPS60197009A true JPS60197009A (ja) 1985-10-05
JPH0317411B2 JPH0317411B2 (de) 1991-03-08

Family

ID=10552344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24944384A Granted JPS60197009A (ja) 1983-11-25 1984-11-26 フィルタ回路およびこれを用いたサブバンド符号器および復号器

Country Status (2)

Country Link
JP (1) JPS60197009A (de)
GB (1) GB8331512D0 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6856653B1 (en) 1999-11-26 2005-02-15 Matsushita Electric Industrial Co., Ltd. Digital signal sub-band separating/combining apparatus achieving band-separation and band-combining filtering processing with reduced amount of group delay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6856653B1 (en) 1999-11-26 2005-02-15 Matsushita Electric Industrial Co., Ltd. Digital signal sub-band separating/combining apparatus achieving band-separation and band-combining filtering processing with reduced amount of group delay

Also Published As

Publication number Publication date
JPH0317411B2 (de) 1991-03-08
GB8331512D0 (en) 1984-01-04

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees