AU2001292043A1 - Filter and method therefor - Google Patents
Filter and method thereforInfo
- Publication number
- AU2001292043A1 AU2001292043A1 AU2001292043A AU9204301A AU2001292043A1 AU 2001292043 A1 AU2001292043 A1 AU 2001292043A1 AU 2001292043 A AU2001292043 A AU 2001292043A AU 9204301 A AU9204301 A AU 9204301A AU 2001292043 A1 AU2001292043 A1 AU 2001292043A1
- Authority
- AU
- Australia
- Prior art keywords
- filter
- method therefor
- therefor
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/10—Compensating for variations in line balance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
- H04M1/573—Line monitoring circuits for detecting caller identification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements
- H04M1/715—Substation extension arrangements using two or more extensions per line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Telephonic Communication Services (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67721400A | 2000-10-02 | 2000-10-02 | |
US09/677,214 | 2000-10-02 | ||
PCT/GB2001/004369 WO2002030001A2 (en) | 2000-10-02 | 2001-10-01 | Filter and method therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001292043A1 true AU2001292043A1 (en) | 2002-04-15 |
Family
ID=24717791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001292043A Abandoned AU2001292043A1 (en) | 2000-10-02 | 2001-10-01 | Filter and method therefor |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1325619A2 (en) |
AU (1) | AU2001292043A1 (en) |
CA (1) | CA2424235A1 (en) |
WO (1) | WO2002030001A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103856625B (en) * | 2012-12-07 | 2015-12-09 | 广州三星通信技术研究有限公司 | Control device and the wireless communication terminal of doubleway output audio frequency |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9726037D0 (en) * | 1997-12-09 | 1998-02-04 | Northern Telecom Ltd | Communications signal splitter |
US6483914B1 (en) * | 1999-05-06 | 2002-11-19 | Nortel Networks Limited | Telephone filter arrangement |
-
2001
- 2001-10-01 WO PCT/GB2001/004369 patent/WO2002030001A2/en not_active Application Discontinuation
- 2001-10-01 EP EP01972263A patent/EP1325619A2/en not_active Withdrawn
- 2001-10-01 AU AU2001292043A patent/AU2001292043A1/en not_active Abandoned
- 2001-10-01 CA CA002424235A patent/CA2424235A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1325619A2 (en) | 2003-07-09 |
CA2424235A1 (en) | 2002-04-11 |
WO2002030001A3 (en) | 2003-01-23 |
WO2002030001A2 (en) | 2002-04-11 |
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