HK1022583A1 - Generating communication signals - Google Patents
Generating communication signalsInfo
- Publication number
- HK1022583A1 HK1022583A1 HK00101337A HK00101337A HK1022583A1 HK 1022583 A1 HK1022583 A1 HK 1022583A1 HK 00101337 A HK00101337 A HK 00101337A HK 00101337 A HK00101337 A HK 00101337A HK 1022583 A1 HK1022583 A1 HK 1022583A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- samples
- circular buffer
- dac
- software
- hardware
- Prior art date
Links
- 239000000872 buffer Substances 0.000 abstract 7
- 238000012423 maintenance Methods 0.000 abstract 4
- 230000003111 delayed effect Effects 0.000 abstract 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Communication Control (AREA)
- Computer And Data Communications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/010,813 US6112266A (en) | 1998-01-22 | 1998-01-22 | Host signal processing modem using a software circular buffer in system memory and direct transfers of samples to maintain a communication signal |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1022583A1 true HK1022583A1 (en) | 2000-08-11 |
Family
ID=21747561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK00101337A HK1022583A1 (en) | 1998-01-22 | 2000-03-02 | Generating communication signals |
Country Status (5)
Country | Link |
---|---|
US (1) | US6112266A (fr) |
EP (1) | EP0942577B1 (fr) |
JP (1) | JP3388708B2 (fr) |
DE (2) | DE69935468T2 (fr) |
HK (1) | HK1022583A1 (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6018755A (en) | 1996-11-14 | 2000-01-25 | Altocom, Inc. | Efficient implementation of an FIR filter on a general purpose processor |
US6252900B1 (en) | 1997-06-30 | 2001-06-26 | Integrated Telecom Express, Inc. | Forward compatible and expandable high speed communications system and method of operation |
US6400759B1 (en) | 1997-06-30 | 2002-06-04 | Integrated Telecom Express, Inc. | Device driver for rate adaptable modem with forward compatible and expandable functionality |
DE69700328T2 (de) * | 1997-09-13 | 1999-11-04 | Hewlett Packard Co | Ausgleich von Latenzzeit in einem Speicher |
US6233250B1 (en) | 1998-11-13 | 2001-05-15 | Integrated Telecom Express, Inc. | System and method for reducing latency in software modem for high-speed synchronous transmission |
US6295314B1 (en) * | 1998-11-16 | 2001-09-25 | Advanced Micro Devices, Inc. | Method and apparatus for partitioning a modem between non-real-time and real-time processing environments |
US6314478B1 (en) | 1998-12-29 | 2001-11-06 | Nec America, Inc. | System for accessing a space appended to a circular queue after traversing an end of the queue and upon completion copying data back to the queue |
US6570912B1 (en) * | 1999-03-05 | 2003-05-27 | Pctel, Inc. | Hybrid software/hardware discrete multi-tone transceiver |
US6327249B1 (en) * | 1999-08-04 | 2001-12-04 | Ess Technology, Inc | Data communication device |
US6700917B1 (en) * | 2000-06-30 | 2004-03-02 | Intel Corporation | Method and apparatus for increasing soft modem capacity |
US6968409B1 (en) * | 2001-08-29 | 2005-11-22 | Lsi Logic Corporation | Method and apparatus of establishing a dynamically adjustable loop of delayed read commands for completion in a queue buffer |
US6687344B1 (en) | 2001-09-07 | 2004-02-03 | Pctel,Inx. | Parallel handset on-hook/off-hook detection by software-based signal power measurement |
US20030093809A1 (en) * | 2001-09-28 | 2003-05-15 | Zhengjin Shu | Channel equalization |
US7254165B2 (en) | 2003-08-07 | 2007-08-07 | Intel Corporation | Re-configurable decoding in modem receivers |
US20050031026A1 (en) * | 2003-08-07 | 2005-02-10 | Huaiyu Zeng | Hybrid computer modem |
US7391816B2 (en) * | 2003-09-17 | 2008-06-24 | Intel Corporation | Decoding upstream V.92-encoded signals |
KR100542259B1 (ko) * | 2004-03-17 | 2006-01-11 | 엘지전자 주식회사 | 개인용 이동 단말기에서 모뎀공유 방법 |
US20060075184A1 (en) * | 2004-10-01 | 2006-04-06 | Jen-Ying Chen | Synchronous\asynchronous memory device with single port memory unit |
US7616627B2 (en) * | 2005-06-29 | 2009-11-10 | Intel Corporation | Techniques for high definition audio modems |
US8143509B1 (en) * | 2008-01-16 | 2012-03-27 | iZotope, Inc. | System and method for guitar signal processing |
US8291136B2 (en) * | 2009-12-02 | 2012-10-16 | International Business Machines Corporation | Ring buffer |
RU2598323C1 (ru) * | 2015-03-26 | 2016-09-20 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Цифровые решения" | Способ адресации кольцевого буфера в памяти микропроцессора |
DE102022132136A1 (de) | 2022-12-05 | 2024-06-06 | Rohde & Schwarz GmbH & Co. Kommanditgesellschaft | Digital-analog-wandler insbesondere zur erzeugung periodischer signale |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0267974B1 (fr) * | 1986-11-14 | 1992-02-19 | International Business Machines Corporation | Interface de commande pour le transfert de données entre une unité de traitement de données et des dispositifs entrée/sortie |
US4972411A (en) * | 1988-04-27 | 1990-11-20 | Mitsubishi Denki Kabushiki Kaisha | Signalling transmission system |
US4991169A (en) * | 1988-08-02 | 1991-02-05 | International Business Machines Corporation | Real-time digital signal processing relative to multiple digital communication channels |
US4965641A (en) * | 1989-02-21 | 1990-10-23 | Motorola, Inc. | Processor modem |
US4995074A (en) * | 1989-04-03 | 1991-02-19 | Goldman Bruce J | Switched line modem interface system |
US5390304A (en) * | 1990-09-28 | 1995-02-14 | Texas Instruments, Incorporated | Method and apparatus for processing block instructions in a data processor |
US5375228A (en) * | 1991-02-04 | 1994-12-20 | Analog Devices, Inc. | Real-time signal analysis apparatus and method for digital signal processor emulation |
US5642437A (en) * | 1992-02-22 | 1997-06-24 | Texas Instruments Incorporated | System decoder circuit with temporary bit storage and method of operation |
US5625845A (en) * | 1992-10-13 | 1997-04-29 | International Business Machines Corporation | System for facilitating continuous, real-time, unidirectional, and asynchronous intertask and end-device communication in a multimedia data processing system using open architecture data communication modules |
DE69300523T2 (de) * | 1993-11-26 | 1996-03-14 | Sgs Thomson Microelectronics | Prozessorschnittstellenschaltung zum Austausch von seriellen digitalen Daten mit einem Peripheriegerät. |
US5678059A (en) * | 1994-02-18 | 1997-10-14 | Lucent Technologies Inc. | Technique for time-sharing a microprocessor between a computer and a modem |
US5768628A (en) * | 1995-04-14 | 1998-06-16 | Nvidia Corporation | Method for providing high quality audio by storing wave tables in system memory and having a DMA controller on the sound card for transferring the wave tables |
US5721830A (en) * | 1995-09-12 | 1998-02-24 | Pc-Tel, Inc. | Host signal processing communication system that compensates for missed execution of signal maintenance procedures |
US5864714A (en) * | 1996-04-16 | 1999-01-26 | Comsys Communication & Signal Processing Ltd. | Communication system which dynamically switches sizes of sample buffer between first size for quick response time and second size for robustness to interrupt latency |
US5892978A (en) * | 1996-07-24 | 1999-04-06 | Vlsi Technology, Inc. | Combined consective byte update buffer |
-
1998
- 1998-01-22 US US09/010,813 patent/US6112266A/en not_active Expired - Lifetime
-
1999
- 1999-01-19 DE DE69935468T patent/DE69935468T2/de not_active Expired - Fee Related
- 1999-01-19 EP EP99300353A patent/EP0942577B1/fr not_active Expired - Lifetime
- 1999-01-19 DE DE0942577T patent/DE942577T1/de active Pending
- 1999-01-22 JP JP01435499A patent/JP3388708B2/ja not_active Expired - Fee Related
-
2000
- 2000-03-02 HK HK00101337A patent/HK1022583A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69935468T2 (de) | 2007-11-29 |
EP0942577B1 (fr) | 2007-03-14 |
DE69935468D1 (de) | 2007-04-26 |
US6112266A (en) | 2000-08-29 |
JPH11317789A (ja) | 1999-11-16 |
DE942577T1 (de) | 2000-06-29 |
EP0942577A1 (fr) | 1999-09-15 |
JP3388708B2 (ja) | 2003-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CHPA | Change of a particular in the register (except of change of ownership) | ||
CHRG | Changes in the register |
Free format text: FROM PC-TEL, INC. ? TO SILICON LABORATORIES INC |
|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20110119 |