Global Sources
EE Times-Asia
Stay in touch with EE Times Asia
EE Times-Asia > Advanced Search > modem

modem How does a modem work? Search results

?
?
How does a modem work?
A modulator-demodulator, or modem, converts serial binary digital data to and from the signal form appropriate for the respective communication channel.
total search1078 articles
2010-04-05 ZTE taps Qualcomm modem for CDMA2000 femtocells
ZTE and Qualcomm entered into a development agreement around femtocell technology, allowing ZTE to access Qualcomm's Femtocell Station Modem chipset to develop CDMA2000 femtocell products.
2010-07-02 WLAN VoIP router offers 3G USB modem support
Broadcom Corp. is rolling out the Intensi-fi XLR WLAN VoIP router SoC platform solutions with enhanced features that include 3G support.
2002-11-04 Wireless modem technology to drive portable device demand
According to In-Stat/MDR, WLAN technology and the worldwide rollout of GPRS and cdma2000 cell networks will rapidly drive the demand for wireless ICs.
2011-04-07 Wireless modem IC features multimode function
CML Microcircuits launches the CMX7164 Multi Mode wireless data modem IC that provides 4/16/64-QAM and root raised cosine 2/4FSK baseband modem functions in a single chip.
2004-11-25 Wireless modem chip doubles channels
Wireless-chip startup Provigent Inc. is aiming to lower the cost of establishing a point-to-point broadband wireless connection with the PVG310, a single-chip modem that uses cross-polarization interface cancellation (XPIC) technology to double channel capacity.
2004-02-02 What does a VDSL modem consist of?
With the tremendous market potential of VDSL, a close examination of VDSL technical solutions would seem in order.
2001-05-11 V.22 bis modem on fixed-point TMS320C2xx DSPs
This application note describes a V.22 bis modem implemented on Texas Instruments' TMS320C2xx fixed-point DSP family.
2002-10-15 Using an FX469 FFSK synchronous modem with an asynchronous data I/O
This application note describes the construction of a low-cost asynchronous modem for the transmission of RS-232 data in the form of FFSK or MSK, between terminals by a radio or line medium.
2008-04-18 USB modem cable eases PC connectivity
FTDI has made available its USB NMC-2.5m USB to USB Null modem cable.
2006-05-05 TTPCom to transfer modem software assets to ADI
TTPCom will transfer IP, engineering resources and related assets associated with its GSM/GPRS/EDGE modem software to Analog Devices Inc.
2006-01-20 TTPCom 3G modem reduces silicon area
TTPCom and ARM announced that comparative analysis revealed that wireless applications processors that integrate TTPCom's CBEmacro 3G modem occupy less silicon area than current solutions.
2002-10-24 Toshiba SDIO card integrates Silicon Wave Bluetooth modem
Toshiba Corp. has selected Silicon Wave Inc.'s Bluetooth radio modem IC for its newly launched Toshiba SDIO card.
2002-08-27 Toshiba cable modem obtains DOCSIS certification
Toshiba Corp.'s PCX2500 cable modem has received approval from the Euro-DOCSIS Certification Board.
2003-07-30 Tongrun switching power adaptor suits modem systems
The SPS08-12060SPC 10W switching power adaptor from Shanghai Tongrun Electronic features an input voltage of 90Vac to 264Vac.
2002-05-08 TI, Microtune to codevelop cable modem solutions
Texas Instruments Inc. and Microtune Inc. have agreed to jointly market and develop DOCSIS cable modem solutions for cable modem operators and equipment manufacturers.
2004-11-12 TI to provide ARRIS with cable modem solutions
Texas Instruments Inc. (TI) will supply voice over Internet protocol (VoIP) silicon and software for ARRIS DOCSIS and Euro-DOCSIS based voice-enabled cable modems.
2014-05-30 TI PLC modem platform supports G3, IEEE-1901.2
The PLC modem solutions from TI provide the flexibility of a single hardware and software design supporting G3, PRIME and IEEE-1901.2 standards across both CENELEC and FCC frequency bands.
2007-10-10 TI intros DOCSIS 3.0 cable modem chipsets
TI has introduced the Puma 5 family of DOCSIS 3.0-based cable modem chipsets to support CableLabs DOCSIS 3.0 testing in Certification Wave 56.
2002-05-03 The Monicor radio-modem EEROM
This application note presents the functions of the EEROM found in Monicor radio-modems and the procedures for recovery during EEROM data failure.
2002-01-07 TDK modem IC packs functions needed for V.22bis
The 73M2901CL is a 3.3V single-chip modem that combines all the controller (DTE) and data pump functions necessary to implement an intelligent V.22bis data modem.
2002-12-09 TDK modem front-end supports V.22bis, V.92
TDK Semiconductor has unveiled the 73M1901 soft modem analog front-end that supports V.22bis and V.92.
2004-05-05 TDK embedded modem offers cost, footprint reduction
TDK's latest embedded modem solution offers a 25 percent cost and 35 percent footprint reduction compared to other transformer or silicon DAA solutions.
2002-10-02 Tai-Saw SAW filters suit cable modem designs
The company's TA0194 SAW filter devices measure 3.8-by-3.8-by-1.1mm and is designed for use in cable modem funtions.
2003-01-15 STMicro, SpaceBridge co-develop wireless modem chips
STMicroelectronics and SpaceBridge Semiconductor Corp. have entered an MoU in which the two companies will develop a family of integrated broadband wireless modem chips and low-cost integrated two-way STB solutions.
2009-09-21 ST-Ericsson debuts 65nm TD-HSPA modem chips
ST-Ericsson and its China subsidiary T3G are sampling what they tout to be the first 65nm TD-HSPA modem chip.
2006-01-30 ST unveils WiMAX modem solution
STMicroelectronics, a supplier of SoC products for the wireless market, announced its turnkey solution for 802.16e base-station modems.
2013-03-20 ST takes 2G and 3G, Ericsson gets LTE modem
CEO Carlo Bozotti promised support for existing products and customers of ST-Ericsson but has revealed STMicroelectronics is wary of an increasingly vertically-integrated mobile devices market.
2013-01-08 ST introduces DOCSIS 3.0 cable-modem ICs
The DOCSIS 3.0 modem SoCs provide up to 16 downlink channels, with four uplink channels, enabling data speeds of up to 800Mb/s downstream and 108Mb/s upstream.
1999-06-29 Software modem and audio/modem riser (AMR) design
The highly integrated design on PCI single chip AFE and AC-Link '97 codec silicon DAA yields great benefits for on-board design. As a result, the power consumption is reduced to as low as 390mW on PCI solution and 160mW on AC-L solution.
2006-09-18 SMC rolls out three new ADSL2+ modem routers
SMC Networks has launched three new ADSL2+ Barricade modem routers that promise leading-edge performance and QoS features.
Bloggers Say

Bloggers Say

See what engineers like you are posting on our pages.

?
?
Back to Top