SE427605B - Sett och anordning for overforing av talsignaler - Google Patents
Sett och anordning for overforing av talsignalerInfo
- Publication number
- SE427605B SE427605B SE7802951A SE7802951A SE427605B SE 427605 B SE427605 B SE 427605B SE 7802951 A SE7802951 A SE 7802951A SE 7802951 A SE7802951 A SE 7802951A SE 427605 B SE427605 B SE 427605B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- speech
- subchannel
- subchannels
- frequency
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims description 11
- 239000002131 composite material Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 12
- 238000005070 sampling Methods 0.000 claims 1
- 238000001228 spectrum Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- IUVCFHHAEHNCFT-INIZCTEOSA-N 2-[(1s)-1-[4-amino-3-(3-fluoro-4-propan-2-yloxyphenyl)pyrazolo[3,4-d]pyrimidin-1-yl]ethyl]-6-fluoro-3-(3-fluorophenyl)chromen-4-one Chemical compound C1=C(F)C(OC(C)C)=CC=C1C(C1=C(N)N=CN=C11)=NN1[C@@H](C)C1=C(C=2C=C(F)C=CC=2)C(=O)C2=CC(F)=CC=C2O1 IUVCFHHAEHNCFT-INIZCTEOSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
- H04J3/1688—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers the demands of the users being taken into account after redundancy removal, e.g. by predictive coding, by variable sampling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB10846/77A GB1559897A (en) | 1977-03-15 | 1977-03-15 | Multiplexing speech |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7802951L SE7802951L (sv) | 1978-09-16 |
| SE427605B true SE427605B (sv) | 1983-04-18 |
Family
ID=9975403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7802951A SE427605B (sv) | 1977-03-15 | 1978-03-14 | Sett och anordning for overforing av talsignaler |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4229622A (de) |
| JP (1) | JPS53136911A (de) |
| AU (1) | AU510818B2 (de) |
| BE (1) | BE864936A (de) |
| CA (1) | CA1102021A (de) |
| DE (1) | DE2811293A1 (de) |
| FR (1) | FR2384392A1 (de) |
| GB (1) | GB1559897A (de) |
| IT (1) | IT1107349B (de) |
| NL (1) | NL7802777A (de) |
| SE (1) | SE427605B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4442540A (en) * | 1981-06-04 | 1984-04-10 | Bell Telephone Laboratories, Incorporated | Data over voice transmission arrangement |
| US4417102A (en) * | 1981-06-04 | 1983-11-22 | Bell Telephone Laboratories, Incorporated | Noise and bit rate reduction arrangements |
| US4455649A (en) * | 1982-01-15 | 1984-06-19 | International Business Machines Corporation | Method and apparatus for efficient statistical multiplexing of voice and data signals |
| DE3270212D1 (en) * | 1982-04-30 | 1986-05-07 | Ibm | Digital coding method and device for carrying out the method |
| US4638476A (en) * | 1985-06-21 | 1987-01-20 | At&T Bell Laboratories | Technique for dynamic resource allocation in a communication system |
| US4802224A (en) * | 1985-09-26 | 1989-01-31 | Nippon Telegraph And Telephone Corporation | Reference speech pattern generating method |
| WO1994030026A1 (en) * | 1993-06-04 | 1994-12-22 | Motorola Inc. | A method and apparatus of dynamically adjusting a maximum number of users on a physical channel |
| JP3172387B2 (ja) * | 1994-06-01 | 2001-06-04 | インターナショナル・ビジネス・マシーンズ・コーポレ−ション | 入出力通信サブシステム及び方法 |
| RU2653375C1 (ru) * | 2017-12-05 | 2018-05-08 | Юлия Алексеевна Щепочкина | Сплав на основе железа |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2388001A (en) * | 1944-12-07 | 1945-10-30 | Hazeltine Corp | Signal-transmission system |
| US2564419A (en) * | 1947-04-14 | 1951-08-14 | Bell Telephone Labor Inc | Time division multiplex system for signals of different band width |
| NL245178A (de) * | 1958-11-17 | |||
| JPS5132924B1 (de) * | 1962-03-22 | 1976-09-16 | ||
| US3424869A (en) * | 1965-06-15 | 1969-01-28 | Bell Telephone Labor Inc | Digital speech interpolation communication system |
| US4032719A (en) * | 1975-06-26 | 1977-06-28 | International Business Machines Corporation | Modular slot interchange digital exchange |
| US4131765A (en) * | 1976-08-09 | 1978-12-26 | Kahn Leonard R | Method and means for improving the spectrum utilization of communications channels |
| US4100377A (en) * | 1977-04-28 | 1978-07-11 | Bell Telephone Laboratories, Incorporated | Packet transmission of speech |
-
1977
- 1977-03-15 GB GB10846/77A patent/GB1559897A/en not_active Expired
-
1978
- 1978-03-13 CA CA298,785A patent/CA1102021A/en not_active Expired
- 1978-03-14 IT IT67558/78A patent/IT1107349B/it active
- 1978-03-14 NL NL7802777A patent/NL7802777A/xx not_active Application Discontinuation
- 1978-03-14 US US05/886,550 patent/US4229622A/en not_active Expired - Lifetime
- 1978-03-14 SE SE7802951A patent/SE427605B/sv unknown
- 1978-03-14 AU AU34121/78A patent/AU510818B2/en not_active Expired
- 1978-03-15 DE DE19782811293 patent/DE2811293A1/de not_active Withdrawn
- 1978-03-15 BE BE185969A patent/BE864936A/xx not_active IP Right Cessation
- 1978-03-15 JP JP2976878A patent/JPS53136911A/ja active Pending
- 1978-03-15 FR FR7807489A patent/FR2384392A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1102021A (en) | 1981-05-26 |
| JPS53136911A (en) | 1978-11-29 |
| IT1107349B (it) | 1985-11-25 |
| NL7802777A (nl) | 1978-09-19 |
| BE864936A (fr) | 1978-07-03 |
| IT7867558A0 (it) | 1978-03-14 |
| DE2811293A1 (de) | 1978-11-02 |
| US4229622A (en) | 1980-10-21 |
| FR2384392A1 (fr) | 1978-10-13 |
| SE7802951L (sv) | 1978-09-16 |
| GB1559897A (en) | 1980-01-30 |
| FR2384392B1 (de) | 1983-10-28 |
| AU510818B2 (en) | 1980-07-17 |
| AU3412178A (en) | 1979-09-20 |
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