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Topic: Television tuner


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In the News (Tue 22 Dec 09)

  
  The HDTV Tuner
The HDTV Tuner is designed to be a great source of plain-speaking, jargon free information on high definition television.
HDTV is a huge leap in television technology, it is true digital television, from the point at which the program is made through to where it is picked up by an HDTV receiver and then displayed on screen.
The aim of The HDTV Tuner is to cut through the noise and bring you the most accurate, and easy to digest information on the most exciting development in television since the introduction of color.
www.the-hdtv-tuner.com   (797 words)

  
  ALL-DIGITAL TELEVISION IS COMING (AND SOONER THAN YOU THINK!)
As for how to determine whether your television equipment purchased prior to May 25, 2007 is a DTV, many DTVs and digital television equipment will have labels or markings on them, or statements in the informational materials that came with them, to indicate that they contain digital tuners.
Because most broadcast stations in all U.S. television markets are already broadcasting in digital, consumers are further advised to contact their local broadcast stations to determine the channel numbers on which the stations are broadcasting digital programming.
Consumers should then ensure that their televisions are set up to receive over-the-air programming (as distinguished from the signals of a paid provider such as cable or satellite TV service), and then tune to the over-the-air digital channels to see if they can receive the digital broadcast programming.
www.fcc.gov /cgb/consumerfacts/digitaltv.html   (1674 words)

  
  Television tuner for three different frequency ranges - Patent 4823099
Television tuner according to claim 1, wherein said three input filter circuits are arranged in separate chambers of a common housing, and the chamber for the lowest frequency range input filter circuit is arranged between the chambers for the higher frequency range input filter circuits.
Television tuner according to claim 1, wherein the further switch is connected in series with a capacitor and with an alignment coil parallel to a tuning diode.
The invention relates to a television tuner for three different frequency ranges including a common antenna connection to which is connected three corresponding input filter circuits, each followed by a respective amplifier circuit, with always only that one of the amplifier circuits which is associated with the frequency range to be received being activated.
www.freepatentsonline.com /4823099.html   (1646 words)

  
 Patents in Class 348/731
Input circuit of television tuner in which interference caused by FM broadcasting signal is attenuated
Television tuner in which local oscillation signal is prevented from going out of lock in video detection
Television tuner in which influence from analog signals is suppressed when receiving digital signals
www.freepatentsonline.com /CCL348-731.html   (390 words)

  
  Broadband - Wikipedia, the free encyclopedia
In radio, for example, a very narrowband signal will carry Morse code; a broader band will carry speech; a yet broader band is required to carry music without losing the high audio frequencies required for realistic sound reproduction.
A television antenna described as "normal" may be capable of receiving a certain range of channels; one described as "broadband" will receive more channels.
Broadband in data communications may have the same meaning as above, so that data transmission over a fibre optic cable would be referred to as broadband as compared to a telephone modem operating at 600 bits per second.
en.wikipedia.org /wiki/Broadband   (449 words)

  
 revrul58-27   (Site not responding. Last check: )
However, a television tuner is not considered to be a chassis for a radio or television receiving set because it does not perform the detection or television receiving set because ordinary radio tuners.
It is held that an amplitude-modulation or frequency-modulation radio tuner which includes the detection or demodulation stage and is designed to furnish the audio frequency output for an amplifier and speaker is not in itself a radio receiving set but is considered to be a chassis for such sets.
However, since a television tuner is not considered to be a chassis, separate sales of such tuners are not subject to the tax imposed by section 4141 of the Code.
www.taxlinks.com /rulings/1958/revrul58-27.htm   (276 words)

  
 Printer Friendly Version
Television technology will undergo a dramatic makeover in the next several years, as terrestrial, satellite, and cable broadcasters make the transition from analog to digital.
One tuner is used for the main picture and another tuner is used for the "PIP" pictures.
With growing interest in "television anywhere at anytime," and increasing integration of functions into cellular handsets, it would not be surprising to see the XC3028 (Fig.
www.microwavesrf.com /Articles/Print.cfm?ArticleID=12152   (1272 words)

  
 Sony Global - Press Release - Sony Commercializes New TV Tuner Demodulation Module - With single demodulation hardware ...
From May 2002 Sony will begin sample shipment of the new television tuner module [BTD-UB451 Series] that is compatible with the following broadcasting standards currently available in the U.S. and South Korea: NTSC-M for terrestrial and analog broadcast, VSB for digital terrestrial broadcast and QAM for digital cable television.
The television tuner demodulation module [BTD-UB451 Series] consists of a high frequency device (RF block) that selects and amplifies certain channel signal among the television signal received from an antenna and a demodulator converting selected and amplified signals into base band signal.
It is therefore able to deal with a variety of technological difficulties such as the high sensitivity for terrestrial broadcast, the elimination of interference caused by the mixing of a number of television channels on cable broadcast, and the reduction in phase noise on digital broadcast.
www.sony.net /SonyInfo/News/Press/200205/02-019E   (753 words)

  
 Television tuner unit having shield housing (US5355532)
The present invention relates to a television tuner capable of receiving television broadcasting, CATV and satellite broadcasting.
The television tuner includes a double superheterodyne tuner for receiving television signals, having an up-converter, a down-converter and a coupler for coupling the up-converter and down-converter, and the television tuner also includes a BS second mixer portion and a FM demodulator, for receiving signals from a broadcasting satellite.
a coupling means for coupling said first and second tuner units together, said coupling means including a patterned foil of an electrically conductive material adhered on a circuit board which extends through ones of said shielding partitions disposed between said first and second tuner units.
www.delphion.com /details?pn10=US05355532   (269 words)

  
 Free Internet TV is an Internet television tuner program
Introducing TV Based on how engrained the television is in our society, one might think that it had been around for centuries.
Free Internet TV is an Internet television tuner program that allows you to view over 750 online TV stations from around the world.
Television tuners allow a user to watch television on their computer monitor.
projectiontelevision.info /free-internet-tv-is-an-internet-television-tuner-program.html   (452 words)

  
 Video/Imaging DesignLine | Silicon-Germanium: The superior semiconductor technology for solid-state TV tuners
Because of the ubiquity of television in the modern world, practically everyone is aware of the rapid and stunning advances in TV technology over the last decade.
The tuner must be able to accommodate this signal strength variability and still produce a solid, linear output to the television circuitry.
Therein lies the problem, when the application is a television tuner, where SNR is king, a high SNR first requires a large enough signal to produce the desired SNR.
www.videsignline.com /showArticle.jhtml?printableArticle=true&articleId=189900040   (2130 words)

  
 U.S. Pregrant 20040125239 - Television tuner supporting channel hopping   (Site not responding. Last check: )
Televisions, especially HDTV, require tremendous bandwidth, however a time interval to switch communication channels may result in the loss of several image frames or a large portion of a single image frame.
Thus, wireless television tuners are unacceptable to most users because of frequency of glitches occurring as a result of channel hopping.
A novel wireless television tuner system is thus disclosed that switches?hops?between frequency channels for transmitting television data to the wireless television tuner.
cxp.paterra.com /uspregrant20040125239.html   (168 words)

  
 BrandsMart USA on the Web! Digital Television!   (Site not responding. Last check: )
This High Definition Television (HDTV) tuner/converter box is connected to an indoor or outdoor antenna to experience HDTV.
When using a HDTV Satellite Dish Tuner box, an additional indoor/outdoor antenna will be needed to receive off-air broadcast High Definition programming.
High Definition Television (HDTV) has an aspect ratio of "16:9", which is 16 units of width for every 9 units of height.
www.brandsmartusa.com /dtv/index.htm   (455 words)

  
 Direct conversion tuner patent invention
The tuner should provide sufficient image rejection during down-conversion as is necessary for the specific application.
The direct conversion television tuner down-converts a selected channel directly from an RF frequency to an IF frequency and/or baseband, without performing an intermediate up-conversion frequency translation as in conventional tuners.
The direct conversion tuner has lower power requirements because the single frequency conversion only requires one high frequency local oscillator and one mixer, compared with two of each for the conventional dual conversion tuner.
www.freshpatents.com /Direct-conversion-tuner-dt20060824ptan20060189290.php   (1808 words)

  
 Television Manufacturers Welcome Adjusted DTV Tuner Mandate - 1/5/2006 - TWICE   (Site not responding. Last check: )
LAS VEGAS — Television manufacturers heading into International CES were for the most part thankful that the Federal Communications Commission (FCC) accelerated its schedule for implementation of the digital television tuner mandate last fall.
Manufacturers polled by TWICE said that the FCC's readjusted tuner timetable respected their 18-month production ramp-up cycle and gave them enough time to make changes in products they will bring to market this spring — a little earlier than normal.
In preparation for the 50 percent tuner requirement on 25-inch to 35-inch televisions that began last July, TCL Thomson Electronics (TTE) introduced the first 480i standard-definition television (SDTV) with a fully integrated ATSC tuner.
www.twice.com /article/CA6296887.html   (1030 words)

  
 How to Add Video to Your Car Audio System - eHow.com
There are now television tuners, monitors and videocassette recorders and players specifically designed to work in the 12-volt electrical system of your car.
Mount the VCR and/or the television tuner under the front passenger seat or in the trunk.
Connect the monitor, television tuner and VCR to a 12-volt source such as the ignition accessory line.
www.ehow.com /how_5826_add-video-car.html   (1225 words)

  
 Smart Computing Article - The Future Of Television In Ones & Zeroes   (Site not responding. Last check: )
Most televisions at the time maintained a width one-third wider than the image was tall, or at a 4:3 aspect ratio.
The difference in appearance between an analog television and a DTV is "a night and day difference, as great a difference as fl-and-white and color TV," says Robert Graves, chairman of the Advanced Television Systems Committee (ATSC).
Also, since each signal is either a definite one or zero, the signal either reaches a television tuner or it doesn't.
www.smartcomputing.com /editorial/article.asp?article=articles/archive/r0403/29r03/29r03.asp   (3363 words)

  
 television [technabob]   (Site not responding. Last check: )
LCD television maker HANNSpree is best known for their fun and funky line of TVs for kids rooms.
This LCD television from Hannspree lets your little ones enjoy all their favorite product-placement-enhanced TV programming, all the while reminding them of what they’ll probably be eating for dinner tonight, junk food.
The Sony DT1 is a stand-alone television tuner that can tune both analog or digital broadcasts, but also integrates with media center PCs such as the round VAIO TP1 to provide HD DVR capabilities.
technabob.com /blog/tag/television   (1144 words)

  
 TV tuner
In the color television signal of the NTSC method the information of the color (color phase, saturation degree) goes to be sent by the color signal carrier.
Although the picture signal that obtained from the tuner inputs to the PLL oscillator, there is a little affinity.
As picture output is connected through the buffer amplifier in the manual of the tuner it is entered.
www.interq.or.jp /japan/se-inoue/e_clock2.htm   (673 words)

  
 Disinformation :: Mark Pesce: Open Source Television: Liberte! Facilite!! Egalite!!!
Digital television, thought to be the endpoint of this revolution, was actually only its beginning, and while digital televisions are very useful as display monitors, their broadcast tuners with their sophisticated analog electronics will be completely obsolete once broadband supplants broadcast as the delivery medium.
I mention this because the most formidable task in the creation of an Internet-based television tuner is the design of an interface which is accessible to all TV viewers, regardless of their level of expertise.
The tuner must be able to configure itself automatically, without any worries about firewalls or IP address configuration or DNS hosts, etc. All of the things that an Internet expert does without thinking must be completely invisible to the user of the tuner.
www.disinfo.com /site/displayarticle4565.html   (6613 words)

  
 Channel 12 HDTV Guide | 12 News
HDTV (High Definition Television) This is the highest quality DTV, with a resolution of either 720p or 1080i and being produced in a 16:9 (widescreen) aspect ratio with Dolby Digital surround audio.
SDTV (Standard Definition Television) This refers to a system that provides a display resolution that is lower than that of HDTV but higher quality than the analog signal that is being used today.
This is done by the DTV tuner, which may be internal to the television set or an external set-top box.
www.azcentral.com /12news/hdtv/artics/12hdtvfaqs_index.html   (2138 words)

  
 VWvortex Forums: Television Tuner - original Dresden installation in Phaeton
The television tuner is not contained in the J523 (pictured above), the same way the CD changer is not contained in the J523 either.
The TV tuner is a physically separate controller (controller R78 at address 57), I think the part number for it is 3D0 919 146, but I am not sure about that.
All I would add (just to avoid confusion on the part of people who have not seen the TV tuner in operation) is that if you order a TV tuner, then you will also have a softkey that allows for an aux video input, in the same manner as a Touareg.
forums.vwvortex.com /zerothread?id=2012836   (4247 words)

  
 tuner - Search Results - MSN Encarta
The tuner blocks all signals other than that of the desired channel.
Blocking is done by the radio frequency (RF) amplifier.
in a radio or television set containing one or more resonant circuits
encarta.msn.com /encnet/refpages/search.aspx?q=tuner   (129 words)

  
 UK Shops Online - Online Shopping Directory and Guide
So to start shopping either choose an option from the menu on the left or use the search box on the right and you will be finding cheap deals in no time.
, 37", comet, hd, lcd, lg, television, televisions
, 1080p, 37", comet, freeview, hd, integrated, lcd, lg, television, televisions, tuner
www.uk-shoponline.co.uk   (1013 words)

  
 Television tuner section at Free Download Manager
Free Internet TV is an Internet television tuner program that can receive over 1200 online channels of dialy and live broacasts from around the world.
Television Online is a program very simple to use that it works to complete screen, and in which we will be able to enjoy channels of Television in direct, distributed everywhere.
The tuner can accurately determine the frequency, musical note and octave of any input signal without the need to pre-select target notes or strings.
www.freedownloadmanager.org /downloads/television_tuner_info   (620 words)

  
 webTotal Tv & Radio Tuner - Worldwide live radio and television online tuner through internet connection 406 ...
webTotal Tv and Radio Tuner - Worldwide live radio and television online tuner through internet connection 406 television channels and 1502 Radio stations Easy to use graphic controls, support and interface in 6 languages; without Windows explorer or other navigators.
Shareware Connection periodically updates pricing and software information of 'webTotal Tv and Radio Tuner' from company source 'Mauricio Soler', so some information may be slightly out-of-date.
Software piracy is theft, Using 'webTotal Tv and Radio Tuner' crack, password, serial numbers, registration codes, key generators is illegal and prevent future development of webTotal Tv and Radio Tuner.
www.sharewareconnection.com /webtotal-tv-radio-tuner.htm   (277 words)

  
 Howstuffworks "How Television Works"
Television is certainly one of the most influential forces of our time.
Through the device called a television set or TV, you are able to receive news, sports, entertainment, information and commercials.
If you have ever wondered about your television (or, for that matter, about your computer monitor), then read on!
electronics.howstuffworks.com /tv.htm   (239 words)

  
 Patents in Class 348/729
Input switching circuit for a television tuner immune to interference due to FM broadcasting signal
Television tuner's intermediate frequency tuning circuit capable of receiving FM broadcast signals
Television signal and FM broadcast signal demodulator and television signal and FM broadcast signal receiver
www.freepatentsonline.com /CCL348-729.html   (396 words)

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