Modem Qam

COM-1202/1203 PSK / QAM / APSK modem VHDL SOURCE CODE OVERVIEW
COM-1202/1203 PSK / QAM / APSK modem VHDL SOURCE CODE OVERVIEW MSS • 18221 Flower Hill Way #A • Gaithersburg, Maryland 20879 • U.S.A. ... Document Viewer

Universal QAM Demodulator - Commsonic Ltd
Implementation loss of <1dB for 128 or 256-QAM, and <0.5dB for other supported QAM modes. QAM Modulator Demodulator Modem wireless IC silicon cable satellite FPGA Created Date: 10/19/2011 1:56:58 PM ... View Document

DOCSIS 3.0 Upstream: RF Variables & Case Studies
3. DOCSIS 3.0 – What’s New • NOT New – 64-QAM is a DOCSIS 2.0-specified upstream modulation – 5.12 Msps (6.4 MHz) is a DOCSIS 2.0-specified upstream ... Document Retrieval

LabVIEW-Based Software-Defined Radio: 4-QAM Modem
In this paper, 4-QAM (Quadrature Amplitude Modulation) is chosen to be the modulation scheme of the designed software- The building blocks of the 4-QAM modem system are stated in this section. This system has two parts: transmitter and ... View Document

Quadrature Amplitude Modulation (QAM) Receiver
Quadrature Amplitude Modulation (QAM) Receiver Prof. Brian L. Evans Channel equalizer coefficients adapted during modem startup At startup, transmitter sends known PN training sequence Receiver Filter A/D Symbol Clock Recovery LPF LPF AGC Carrier Detect X X 90o r 0 ... Read Document

Cisco Model DPC3000 DOCSIS 3.0 Cable Modem Data Sheet
MAC ADDRESS LABEL Lists the MAC Address of the cable modem CABLE Connector Color: White F-connector connects to an active cable signal from your service provider Product Specifications . QPSK, 8 QAM, 16 QAM, 32 QAM, 64 QAM, 128 QAM at SCDMA mode. Maximum Data Rate per channel Channel Raw ... Doc Retrieval

QAM And QPSK - University Of Rhode Island
QAM and QPSK: Aim: Review of Quadrature Amplitude Modulator (QAM) in digital communication system, generation of Quadrature Phase Shift Keyed (QPSK or 4-PSK) signal and demodulation. ... Access Content

Implementation Of 16-QAM To Increase The Value Of Cable Modems
Products & Services Implementation of 16-QAM to Increase the Value of Cable Modems Document ID: 49777 Introduction The Data-over-Cable Service Interface Specifications (DOCSIS) 1.x Radio Frequency Interface Specification ... Fetch Content

Top Five External HDTV Tuner Solutions - About.com Tech
While I personally prefer an internal solution, there are times when using an external TV tuner, whether USB or Ethernet, is the best option. If you're in the market for an external solution, Tuning ATSC and QAM signals, ... Read Article

Kwadratuur-amplitudemodulatie - Wikipedia
Kwadratuur-amplitudemodulatie (quadrature amplitude modulation, Bij ADSL wordt er tot QAM32 gegaan maar, hoe meer data, hoe gevoeliger voor storingen en hoe preciezer de modem moet zijn. In kabelnetwerken is QAM 64 tegenwoordig niet ongebruikelijk meer. ... Read Article

DOCSIS Cable Modem Connection Process - Cascade Range
3 DOCSIS Block Diagram!Principal Function of the DOCSIS Cable Modem System Is to Transmit Internet Protocol (IP) Packets Transparently Between ... Document Viewer

MaxLinear MxL278 Full-Spectrum Capture(TM) DOCSIS(R) 3.1 Cable Receiver And Amplifier Chipset Selected By Hitron To ...
CARLSBAD, Calif., Oct. 13, 2015-- SCTE 2015, New Orleans-- MaxLinear, Inc., a leading provider of integrated radio frequency and mixed-signal integrated circuits for high-performance broadband& networking ... Read News

What Do I Need To Be Able To Watch HDTV? - About.com Tech
If your local cable company provides HDTV service, make sure you know the pricing of their service, and whether you need to pay a fee to rent or purchase their HDTV cable box. ... Read Article

3.0 CABLE MODEM MINI- MODULE (MINI-PIM)
The DOCSIS 3.0 cable modem Mini-PIM is for use with the SRX200 line consisting of the Modulation 64 or 256 quadrature amplitude modulation (QAM) Quadrature Phase Shift Keying (QPSK) and 8, 16, 32, 64, 128 QAM ... Access Doc

QAM VDSL A Tutorial
Steven Haas May 2003 Page 2 Agenda! What is a QAM modem! Status of the EFM standard with respect to QAM VDSL! Technology advancements during the past years ... Read Document

Turbo Coded - QAM Modem - CiteSeer
Turbo Coded - QAM Modem One versatile solution for all your needs Sorin Adrian Barbulescu adrian.barbulescu@unisa.edu.au Institute for Telecommunications Research ... Get Content Here

CMX7163 QAM Modem - Product Introduction Video - YouTube
Http://www.cmlmicro.com/ CMX7163 Product introduction and demonstration. Further information on the product as well as a datasheet can be found here: http://www.cmlmicro.com/products/CMX7 _____ The CMX7163 provides 4/16/64-QAM baseband modem functions in a single chip, replacing ... View Video

DOCSIS 3 - Trilithic
Provisioning, but having an embedded DOCSIS 3.0 modem ensures that the tech will be ready for testing on any type of DOCSIS 3.0 signal. An analyzer with an embedded DOCSIS 3.0 modem can perform a complete battery of tests QAM EVS & TraffiControl ... Doc Retrieval

ARRIS Unveils Next-Generation DOCSIS® 3.1 Modems
SUWANEE, Ga., Oct. 12, 2015 /PRNewswire/ --  ARRIS Group Inc . (NASDAQ: ARRS) today announced its first DOCSIS® 3.1 modems for operators and retailers—leading the way for gigabit speeds in the home. These ... Read News

Broadband Edge QAM BEQ6200
QAM (BEQ™) The industry leading ARRIS Broadband Edge QAM BEQ6200 is designed to provide cable It also improves modem service in remote households or ones with poor indoor wiring, thereby helping to reduce customer trouble calls and !eld service visits. ... Document Retrieval

07-04-01 Upstream 64-qam - SCTE
UPSTREAM 64-QAM SUCCESS STORY By RON HRANAC and its cable modem service uses 256-QAM downstream and 16-QAM upstream digitally modulated signals in all of its systems. The exception to the latter is where upstream 64-QAM has been rolled out, of course. ... View Full Source

DOCSIS - Wikipedia
DOCSIS 2.0 specifică 32-QAM, 64-QAM și 128 QAM de asemenea valabile pentru utilizarea upstream; (upload) și descărcare (download). Acestea sunt setate prin transferul unui fișier de configurare la modem, prin protocolul TFTP (Trivial File Transfer Protocol), ... Read Article

Measuring And Qualifying The Docsis Upstream Path
64 QAM Pre-Launch Checklist 52 dBmv modem output 23db tap 2 dB drop loss 7 dB directional coupler 20dBmV at the reference point. Confidential & Proprietary Advantages of return sweep over the older methods ... Fetch Here

Continuous Phase Modulation - Wikipedia, The Free Encyclopedia
QAM; SC-FDE; TCM; Spread spectrum; CSS; DSSS; FHSS; THSS; See also; Capacity-approaching codes; Demodulation; Line coding; Modem; PAM; PCM; PWM; ΔΣM; OFDM; FDM; Multiplex techniques; v; t; e; Continuous phase modulation (CPM) is a method for modulation of data commonly used in wireless modems. ... Read Article

DS2500C QAM & DOCSIS 3.0 Analyzer - YouTube
Este vídeo mostra o instrumento DS2500C, medidor de campo para TV a cabo com operações analógica e digital e Internet, registrando-se no CMTS como um cable modem e permitindo medir os sinais de acesso à Internet. ... View Video