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DSP (38 results), signal processing (25 results), signal (18 results), digital signal processor (4 results), digital signal (1 results)
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- 802.11n: MIMO really needs smart antennas
- As Wi-Fi standards go, 802.11n has a lot to live up to, especially after hearing how 802.11n's advertised throughput, security, and reliability will allow Wi-Fi to replace existing wired networks. This means 802.11n's RF technology needs to be rock-solid, just like Ethernet cables, while facing ever-changing environmental conditions. ...
- Blog posts 2008-05-14
- Wi-Fi 101: Multipath environments and how they affect Wi-Fi propagation
- Ever wonder why moving your computer or changing the direction of your Wi-Fi antenna can make such a difference in signal strength? In this Wi-Fi 101 lesson, I explain how RF signals-especially Wi-Fi ones-react to real world conditions. RF terminology Before I jump into a discussion on multipath...
- Blog posts 2007-10-18
- Geek Trivia: Alien evaders
- What does the 6EQUJ5 code mean in reference to SETI's famous "WOW!" signal? Editor's note: The Trivia Geek is once again shirking his duties, so he phoned in this Classic Geek, which originally ran on Aug. 17, 2005, to tide you over. To those gallantly optimistic...
- Technical articles 2006-09-19
- NO SIGNAL AT VGA PORT
- I HAVE 4 NEW PARTS ABIT VA-10 W/ONBOARD LAN, AMD 2600 W/ HEATSINK AND FAN, 256MB SIMPLETECH DIMM MODULE, 350W DUAL FAN POWER SUPPLY. ONCE ASSEMBLED THE MONITOR STATES NO SIGNAL RECEIVED. MONITOR WAS TESTED W/2 DIFF PC'S.WHAT ARE THE POSSIBLE PROBLEMS1. Clear CMOS jumper set to clear...
- Q&A 2004-10-04
- OnlineTVSoft 1 (Windows)
- OnlineTVSoft is the new generation software designed to transform your personal computer into a super TV with hundreds of Live TV Channels without installing a new hardware or plugging a new wire into your PC. OnlineTVSoft is based on a new technology called streaming media which is used by TV...
- Software downloads 2008-04-25
- Hotesignal Freeware 1 (Windows)
- HoteSignal Freeware provides glimpse at stock pricing services at hotesignal.com. Stock signals are issued by our professional day trader expert who uses In-house built advance forecasting tools to issue signals. HoteSignal.com experts then evaluate each signal manually to give there final recommendation. This version is the first release on CNET...
- Software downloads 2008-03-24
- FastSatfinder 2.6 (Windows)
- FastSatfinder is a hi-tech tool that will help you to setup a satellite system and easily find the signal from a satellite. The program has many features, such as: reports the quality and the level of the signal, supports many dvbs cards or USB tuners, full screen mode, ability to...
- Software downloads 2008-01-15
- Scope2k4 1.7.0.2 (Windows)
- Scope2k4 is a PC-based 4-channel oscilloscope. This program turns your computer into a basic oscilloscope, which can measure 4 analog signals, using the standard LPT port of the computer. The user can open previously saved data into the current measurement session and show/hide individual traces. The program supports a double...
- Software downloads 2006-06-19
- Midicode Oscilloscope Analyser 1.01 (Windows)
- This program provides an oscilloscope style output trace from any Windows sound source and a spectrum analysis of that signal. It is intended to provide harmonic analysis of musical signals. The program includes a storage feature to capture up to 5 minutes of audio and then analyze the stored signal....
- Software downloads 2004-08-11
- SignalSuite 1.0.1 (Mobile)
- Got pink noise? SignalSuite adds precision signal generator capabilities to your iPhone or iPod touch. SignalSuite’s three advanced, audio-band signal generators produce various types of periodic signals, broadband noise, and frequency sweeps. FEATURES Generate familiar periodic signals, including sinusoids, rectangular waveforms, triangle waves, and sawtooth waves. Generate...
- Software downloads 2008-07-28
- SignalSuite 3.0 (Mac)
- Version 3.0 continues SignalSuite's tradition of offering tremendous flexibility in an audio test signal generator. The new version adds support for Audio Unit generator plug-ins, enhanced AppleScript support, advanced output device configuration, and the option to save generator configurations in projects. Audio Unit generator support opens up endless possibilities for...
- Software downloads 2008-03-20
- PalmRunner 1.2 (Mobile)
- PalmRunner is a timer application which can be used for interval training. It will give you the possibility to define a sequence of timers. You can change the interval times by tapping on the + or - button or writing directly in the fields. When a timer is finished a...
- Software downloads 2001-09-20
- FCLSignalHandler 1.0 (Mac)
- FCLSignal is a package containing a framework for handling signals in Objective-C. When a signal is received by an application, an NSNotification will be posted and any observer interested by the notification will be able to process it.
- Software downloads 2000-07-22
- UMTS Radio Distribution Over Transparent Optical Networks
- Nowadays, radio access, namely to wireless phone, is a need and a big part of the telecommunications market. Distribution everywhere is therefore needed, even if small number of clients will use it. Especially in closed environments (for example: tunnels, underground parking lots, etc), this becomes more difficult as one grows...
- White papers 2007-02-15
- Troubleshooting Digitally Modulated Signals With a QAM Analyzer
- Quadrature Amplitude Modulation QAM is a modulation scheme which conveys data by changing modulating the amplitude of two carrier waves. This paper gives an overview of the features available in many QAM analyzers, and more importantly, how to use those features to troubleshoot problems with digitally modulated signals. This understanding...
- White papers 2006-06-13
- PAPR Performance of IDFT-Based Uncoded OFDM Signals With Null Subcarriers and Transmit Filtering
- In this paper, the Peak-to-Average Power Ratio PAPR is evaluated for the uncoded Orthogonal Frequency Division Multiplexing OFDM signals generated by using the IDFT procedure. The power spectral density of the transmitted OFDM signal is derived, taking into account the effects of cyclic prefix, windowing, digital-to-analog converter, null-subcarriers, and analog...
- White papers 2006-02-23
- HealthGear: A Real-Time Wearable System for Monitoring and Analyzing Physiological Signals
- This paper presents HealthGear, a real-time wearable system for monitoring, visualizing and analyzing physiological signals. HealthGear consists of a set of non-invasive physiological sensors wirelessly connected via Bluetooth to a cell phone which stores, transmits and analyzes the physiological data, and presents it to the user in an intelligible way....
- White papers 2006-01-18
- Blind Detection of CDMA Signals Based on Kalman Filter
- This paper studies detection of CDMA signals based on Kalman filter. In the absence of both training symbols and the knowledge about multipath channel parameters, the system can be exactly fit into the Kalman model. By defining combination of channel and transmitted signals as state variables, the state transition matrix...
- White papers
Additional Resources
- Help! No Cellular Signal Bars- (less bars in more places)?
- I am totally infuriated!! AT&T can't/won't help- they don't deal with this issue- their standard answer is "power your cell-phone off, and then back on." Problem: I have (not 5, 4, 3, or even two) but ONE signal bar most days when I'm in my home office- where I'm supposed...
- Discussion threads 2008-05-05
- Communal Satelite Dish Signal Problems?
- OK here goes... My apartment has a communal TV/Satellite system set up. There is what appears to be a multi LNB dish and a terrestrial ariel that are joined via a diplexer to create a single cable that runs to each appartment. On my end there is another diplexer wall...
- Discussion threads 2008-01-25
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