| 单词 | MHz |
| 例句 | Meyer’s T-9 Specialty Bug Detector scans the room for frequencies between 50 MHz and 6 GHz and reveals hidden wireless cameras and microphones. Perspective | Technology responds to travelers’ concerns about safety, security 2019-08-15T04:00:00Z ‘Nona and her Daughters’ When to watch: Now, on MHz Choice. How Much Watching Time Do You Have This Weekend? 2023-08-24T04:00:00Z “Striking Out,” on Acorn TV, and “Corp + Anam,” on MHz Choice, also have the virtue of offering a stark and educational contrast. Review: From Ireland, a Rebounding Lawyer and a Crusading Journalist 2017-03-22T04:00:00Z All 20 episodes — two per mystery — will soon be available on MHz Choice, which began a weekly release of Season 2 on Tuesday. Streaming This Week, a Short History of Scandinavian TV 2018-05-02T04:00:00Z This six-episode missing-persons drama from France, a recent addition at MHz Choice, has connections to a clutch of that country’s most notable TV shows. An International Buffet, From Elena Ferrante to ‘Slow Horses’ 2023-01-17T05:00:00Z For example, by adjusting the pump current of the laser, Guo was able to precisely tune the repetition frequencies of out pulses in a very wide range of 200 MHz. Photonics team develops high-performance ultrafast lasers that fit on a fingertip 2023-11-09T05:00:00Z A diagnostic ultrasound echo is reflected from moving blood and returns with a frequency 500 Hz higher than its original 2.00 MHz. College Physics for AP Courses 2015-08-12T00:00:00Z According to a press release on Monday, this is possible because Verizon’s deploying extra C-band spectrum; for some areas, the carrier’s now using 100 MHz of bandwidth instead of 60 MHz. Verizon is rolling out faster 5G in more places, but you’ll have to guess where 2022-07-18T04:00:00Z It aired weekly on the public broadcasting network MHz. Pablo Sánchez, longtime Washington correspondent and producer for Univision, dies of covid-19 2021-03-19T04:00:00Z EE also won 20 MHz of supplementary spectrum for 4 million pounds. Britain auctions mobile spectrum for 1.36 billion pounds 2021-03-17T04:00:00Z The remaining 110 MHz are on sale in this auction, by block of 10 MHz and at a minimum of 70 million euros, or 770 million euros in total. French telcos take 5G spectrum price tag to at least 2.4 billion euros 2020-09-29T04:00:00Z The lowest frequency in the FM radio band is 88.0 MHz. College Physics for AP Courses 2015-08-12T00:00:00Z Its press release on Monday reiterates its plans to expand beyond the 100 MHz it’s using in some places today, up to 200 MHz in the future. Verizon is rolling out faster 5G in more places, but you’ll have to guess where 2022-07-18T04:00:00Z For example, just a week ago Amazon employees and their friends and family joined together to conduct a test using 700 Ring lighting products which support 900 MHz connections. The Ring drone is just the latest Amazon privacy puzzle box 2020-09-25T04:00:00Z To get a little more specific, the FCC is opening up 1,200 MHz of spectrum in the 6GHz band. Wi-Fi is getting its biggest upgrade in 20 years 2020-04-23T04:00:00Z The auction for the 700, 1,500 and 2,100 MHz bands, which will provide data rates needed for autonomous driving and to connect machines and production sites, was initially planned for April. Austria to postpone 5G frequency auction: RTR 2020-03-26T04:00:00Z Here a carrier wave having the basic frequency of the radio station, perhaps 105.1 MHz, is modulated in frequency by the audio signal, producing a wave of constant amplitude but varying frequency. College Physics for AP Courses 2015-08-12T00:00:00Z No offers were submitted for the 1,900 MHz band and in the 700 MHz band 10 MHz were left over. Colombia awards three operators bandwidth in $1.5 billion auction 2019-12-21T05:00:00Z The 600 MHz half of the network looks to help make up for the shortcomings of mmWave networks, like the short range and difficulties of getting signals into buildings. T-Mobile’s nationwide 600 MHz 5G network will launch on December 6th 2019-11-07T05:00:00Z Such a large number of events took about 3 hours at a repetition rate of 80 MHz. Correlations detected in a quantum vacuum 2019-04-09T04:00:00Z Analysts at Macquarie estimate that 20 MHz of spectrum would cost around 200 million euros, leaving 2.6 billion euros to spend on a network. In German 5G poker game, Dommermuth yet to go all in 2019-01-25T05:00:00Z Thus the carrier frequencies of two different radio stations cannot be closer than 0.020 MHz. College Physics for AP Courses 2015-08-12T00:00:00Z All of the 2,500 MHz band on offer was taken. Colombia awards three operators bandwidth in $1.5 billion auction 2019-12-21T05:00:00Z And because CHIME’s survey of the radio sky reaches as low as 400 MHz, it may soon yield additional FRBs at even lower frequencies. Record-Breaking Signal May Help Solve the Mystery of Fast Radio Bursts 2018-08-13T04:00:00Z The radio upgrade to an 800 MHz system will allow different agencies to communicate using the same frequency. Dropped calls, poor equipment: Need for change at 911 center 2018-06-09T04:00:00Z That appetite is being fed by the likes of MHz Choice, a $7.99-a-month streaming service that specializes in non-English-language, European TV programming. Cord cutters’ choice: Streaming TV alternatives spring up in Netflix’s shadow 2018-03-22T04:00:00Z "To ensure widespread improvements in mobile coverage across the UK, we are proposing to attach coverage obligations to some of the licences we will award for the 700 MHz band," Ofcom said. 5G auction bidding starts in UK 2018-03-19T04:00:00Z Judd Bowman and colleagues report the observation of an absorption profile centred at a frequency of 78 MHz that is about 19 MHz wide and 0.5 kelvin deep. Possible interaction between baryons and dark-matter particles revealed by the first stars 2018-02-27T05:00:00Z The Frankfurt simulation is the more basic network, based on 100 MHz of 3.5GHz spectrum with an underlying gigabit-LTE network on 5 LTE spectrum bands, but the results are still staggering. Qualcomm’s simulated 5G tests shows how fast real-world speeds could actually be 2018-02-25T05:00:00Z Declaring that these 500 MHz should be used for a nationwide 5G network is not materially different from everyday decisions made by the Federal Communications Commission and National Telecommunications and Information Administration. Relax, Nobody Is ‘Nationalizing’ Wireless Networks 2018-02-06T05:00:00Z But, most importantly, there are dual 120 MHz CPU cores in the QCC5100, which is probably enough power to run Doom. This chipset will give wireless earbuds longer battery life and more smarts 2018-01-08T05:00:00Z MHz and the process is repeated to scan through the onset of the |d〉 → |a〉 transition. Observation of the hyperfine spectrum of antihydrogen : Nature : Nature Research 2017-08-01T04:00:00Z Microsoft wants the FCC to ensure that at least three channels below 700 MHz are kept unlicensed in all markets in the US, with additional TV white spaces for even smaller markets and rural areas. Microsoft wants to close the rural broadband gap with TV white spaces 2017-07-11T04:00:00Z MHz Networks’ Chief Executive Frederick Thomas said that since the report, he’s only received a few irate phone calls and doesn’t plan to drop the channel. RT Channel’s Unique Carriage Deals Make It Difficult to Drop in U.S. 2017-01-25T05:00:00Z All eyes are on the premium 700 MHz band spectrum, which is being put on block for the first time and accounts for half the estimated value of the auction. High stakes for India's $84 billion airwave auction after Vodafone play 2016-09-26T04:00:00Z Last month, the FCC said the price of 126 MHz of television airwaves taken from broadcasters to be sold for wireless use is $86.4 billion. FCC says 62 bidders advance in spectrum auction 2016-07-15T04:00:00Z MHz, in the hope that this would be high enough to escape the interference. Mobile-phone expansion could disrupt key weather satellites 2016-07-11T04:00:00Z Broadcasting services, which had expressed concern at the original proposal because of the costly changes needed to move to another band, would keep priority in the sub-700 MHz band at least until 2030. EU states approve plans to coordinate key mobile spectrum 2016-05-26T04:00:00Z Options include a stand-alone Association of Public Safety Officials P-25 800 MHz system, joining the South Dakota State Radio System and using cell phone coverage. City of Yankton to replace aging police radio system 2016-05-01T04:00:00Z At the time, we got the PC--it's a Pentium III, 500 MHz from Gateway--the software he was using was only for PCs. Now, Wired world for L.A. mover and shaker 2000-10-26T04:00:00Z MHz for satellites and space stations to receive Automatic Dependent Surveillance-Broadcast emissions from aircraft transmitters. The UN agrees to create a global flight tracking system after MH370 2015-11-11T05:00:00Z MHz band in essence paves the way for planes that already send signals to ground stations to direct those signals toward space too. After MH370 disappearance, accord opens up radio frequency for satellite tracking of planes 2015-11-11T05:00:00Z The 470-790 MHz range is currently widely used for digital television signals and wireless microphones - for example in theaters, concerts and sporting events. EU states approve plans to coordinate key mobile spectrum 2016-05-26T04:00:00Z In other words, bidding on the 600 MHz spectrum could be a fool's errand if the goal is simply to set up yet another wireless company. This digital land rush could pit your cellular carrier against some surprising companies 2015-10-28T04:00:00Z Then the antiproton’s axial frequency is measured, followed by a determination of the modified cyclotron frequency at = 29.656 MHz, which is extracted from a sideband measurement as described in ref. High-precision comparison of the antiproton-to-proton charge-to-mass ratio : Nature : Nature Publishing Group 2015-08-11T04:00:00Z It's asking the FCC to add another 10 MHz to the reserve ahead of the auction, which is scheduled for next year but rules for the auction could be decided as soon as next month. T-Mobile’s big PR blitz is backfiring in Washington 2015-06-25T04:00:00Z “We’ve got to do testing on MHz radios. We will complete this by the end of the year.” Amtrak Says It Was Just Months Away From Installing Safety System 2015-05-14T04:00:00Z Similar rules are in place for yet another auction, for 2500 MHz spectrum, which began April 14. Spectrum Favoritism Is Bad Economics 2015-04-28T04:00:00Z You see, this type of spectrum — which operates at frequencies of around 600 MHz — is especially good at going through walls and traveling long distances, making it perfect for setting up a nationwide network. This digital land rush could pit your cellular carrier against some surprising companies 2015-10-28T04:00:00Z Afterwards, we perform similar measurements with the hydrogen ion to determine ≈ 29.635 MHz. High-precision comparison of the antiproton-to-proton charge-to-mass ratio : Nature : Nature Publishing Group 2015-08-11T04:00:00Z But for all of its efforts, T-Mobile doesn't appear likely to get the extra 10 MHz it wants. T-Mobile’s big PR blitz is backfiring in Washington 2015-06-25T04:00:00Z We’ve deployed unbelievably strategic technology over the years, but some of them were things like 800 MHz spectrum coast to coast so we could stand up radio towers and communicate with data to our vehicles. CIO Rob Carter Transforms FedEx Into A Cloud Centric Enterprise 2015-04-20T04:00:00Z Instead of moving 100 MHz of spectrum, it might be more like 70, according to a person familiar with the carriers' thinking. Our wireless future will be decided by one obscure auction, and nobody’s quite sure how it’ll go 2015-04-14T04:00:00Z So instead, the fourth-place carrier wants the FCC to reserve "40 MHz or at least half of the available spectrum in the next auction for sale to the competition." T-Mobile's John Legere blasts FCC over 'disaster' spectrum auction 2015-02-18T05:00:00Z He said 868 MHz and 315 MHz radio protocols offer a greater range and longer battery life so for these products Iris provides a bridge to keep them interconnected with everything else in the home. How Brick and Mortar-Based Lowe's Is Quietly Shaping IoT 2014-11-05T05:00:00Z "They won a big victory by getting 30 MHz of spectrum, but aren't satisfied." T-Mobile’s big PR blitz is backfiring in Washington 2015-06-25T04:00:00Z We’ve all heard of the “MHz Myth” by now, but all things being equal, higher frequencies will result in better performance. Intel Redefines The High-End PC, But Takes A Step Backward In The Process 2014-08-29T04:00:00Z To do this it developed kit that uses a wider frequency range of up to 500 MHz to transmit data, rather than the 106 MHz range used by G.fast. Bell Labs claims net speed record 2014-07-09T04:00:00Z Marketing managers had to shift gears and talk about real world performance instead of just MHz and GHz. Intel Announces Devil's Canyon Core i7 4GHz Quad-Core CPU For Enthusiasts And Overclockers 2014-06-03T04:00:00Z That’s where the FCC plans to clear away each broadcasters’ 6 MHz allotments and assemble contiguous…5 MHz blocks. NetAppVoice: In FCC 4G Spectrum Auction, Verizon And AT&T Lose Face 2014-05-15T04:00:00Z Although it stopped short of supporting a 40 MHz reserve, a T-Mobile spokesperson said that the DOJ letter was as close to an endorsement of the company's position as one could expect. T-Mobile’s big PR blitz is backfiring in Washington 2015-06-25T04:00:00Z The study, which was published in the journal Nature, did not address signals emitted by power lines or cellphones, which fall outside the 50kHz to 5 MHz range. Observatory: Radio Signals Skew Birds’ Internal Navigation 2014-05-12T19:16:23Z Quebecor meanwhile expanded its ambitions last week with the purchase of 700 MHz licenses in Ontario, Alberta and British Columbia plus its home market of Quebec. Canada blocks Rogers/Bell JV from grabbing more airwaves 2014-02-27T19:58:10Z But in a surprise move in July it offered to share the airwaves it dominates in the slice of frequencies from 1755 MHz to 1780 MHz. New agreement gets Pentagon closer to clearing airwaves for sale 2013-11-26T00:29:36Z Starkey Technologies in the United States uses an 800-900 MHz platform. Denmark targets iPhone generation to keep edge in hearing aids 2013-11-24T09:53:59Z The Canadian government last month released a list of 15 companies that registered to bid on the 700 MHz spectrum in an auction that kicks off on Jan. 14. Private equity firm Birch Hill pulls out of Canada wireless auction 2013-10-16T15:40:42Z Suspecting that electromagnetic signals were confounding the robins’ magnetic compasses, the researchers moved them to electrically grounded, aluminum-screened huts that blocked noise between 50 kHz and 5 MHz. Observatory: Radio Signals Skew Birds’ Internal Navigation 2014-05-12T19:16:23Z In all, 15 companies registered to bid on the 700 MHz spectrum in an auction that kicks off on January 14. No big foreign telecoms in Canada auction, boosting domestics 2013-09-23T19:50:26Z This followed his June 2010 call to open up 500 MHz of federal spectrum for commercial use. In switch, U.S. military offers to share airwaves with industry 2013-07-23T19:13:12Z Verizon is already using 700 MHz airwaves to build a U.S. network capable of handling heavy data use such as streaming video. Verizon eyes Canadian wireless start-ups 2013-06-26T21:56:35Z Verizon is already using 700 MHz airwaves in the United States to build a network capable of handling use of heavy data such as streaming video. UPDATE 1-Verizon makes bid for Wind to get Canada market foothold 2013-06-26T16:10:17Z To improve network coverage, the bill aims to free up wireless spectrum from the 700 MHz band, which could let smaller players enter into or extend operations in mobile telephony. Insight: Threat of break-up looms over Mexican telecoms tycoon Slim 2013-06-10T11:02:57Z The agency wants to acquire up to 120 Megahertz of spectrum, with 40 to 80 MHz being the more realistic goal. Economic Scene: In Wireless Spectrum, Competition Is Critical 2013-06-04T22:27:59Z The military would rearrange its systems within that slice of spectrum as well as the 2025-2110 MHz band and compress programs into the 1780-1850 MHz band that it would retain. In switch, U.S. military offers to share airwaves with industry 2013-07-23T19:13:12Z Ottawa aims to raise at least C$900 million in the 700 MHz auction, but proceeds are expected to far exceed that as carriers jostle for the bandwidth upon which their networks depend. Verizon eyes Canadian wireless start-ups 2013-06-26T21:56:35Z The EU has identified a 1,000 megahertz slice of airwaves which can be used for mobile, but on average member nations have handed just 650 MHz to their local operators. Brussels threatens to take governments to court to create single mobile market 2013-02-26T17:56:58Z CMS uses a two-level online trigger system to reduce the event rate from about 20 MHz to about 500 Hz, keeping only those events that are worthy of further investigation. [Article] A New Boson with a Mass of 125 GeV Observed with the CMS Experiment at the Large Hadron Collider 2012-12-20T21:26:32.063Z The lower frequency 800 MHz band was freed up when analogue terrestrial TV was switched off. Seven companies enter British 4G airwaves race: regulator 2012-12-20T07:57:07Z The computer is a Dell running 64-bit Windows 7 Home Premium on an AMD 2700 MHz 6 core processor with 8 GB of RAM. Suggestions for download delays 2012-11-23T05:55:11Z Monday's announcement means an extra 120 MHz of spectrum will be available for 4G from 2014 at the latest to try to accommodate a sharp rise in the use of such services on mobile devices. EU boosts radio spectrum for superfast mobile services 2012-11-05T13:18:50Z “We are more than optimistic than most that the FCC will indeed assemble the hoped-for 60-80 MHz of spectrum to auction to wireless operators.” FCC kick-starts auction plan, but airwaves won’t hit your smartphone for years 2012-09-07T18:41:00Z In April, the company said it would sell 700 MHz spectrum in the lower A and B blocks if the deal with the cable operators wins approval from regulators. The Coming Wireless Spectrum Apocalypse and How It Hits You 2012-08-14T14:45:02.643Z For $6500 you got a 640 by 400 pixel black and white display, a 16 MHz processor, and room for up to 8 MB of memory. The Five Most Expensive Apple Computers In History 2012-06-05T18:24:28Z If they switch to the 1800 MHz band, network costs will increase significantly. India wants detailed study on airwaves auction price 2012-05-26T15:22:55Z The South African array, centered in the Karoo desert in the Northern Cape, will observe in the middle and high frequencies above 500 MHz. Two-Site Solution: South Africa and Australia/New Zealand Awarded New Telescope 2012-05-25T17:15:50Z At the higher frequencies, such as 700 MHz and 800 MHz communications is essentially line of sight, which means that more towers and repeaters are required for reliable coverage. The Next Generation Walkie TalkieGlobal Two-Way Communications on any Smartphone, Tablet, or PC 2012-05-24T17:48:39Z In an effort to gain regulatory approval, LightSquared made several concessions including reducing its spectrum band by essentially half to 10 MHz. FCC Blocks LightSquared?s Launch 2012-02-16T15:05:22Z Another alternative was to leave at least 120 MHz in the hands of MVS and auction the rest of the capacity to other competitors. Mexico broadband project stuck in stalemate 2012-02-01T00:01:02Z On Tuesday, the FCC informed AT&T that its proposed acquisitions of T-Mobile and Qualcomm’s 700 MHz spectrum will be informally reviewed together in a “coordinated manner” rather than as separate transactions. AT&T Gets More FCC Static In T-Mobile Bid 2011-08-11T15:59:57Z The broadcasters traded their 700 MHz analog spectrum for new allocations in the successful transition to digital TV. The iPhone, Android, and the FCC: Obeying the Prime Directive 2011-07-18T04:58:00Z The government plans another auction, of valuable 700 MHz spectrum that travel long distances and penetrates obstacles, due late next year. Globalive urges Canada to open up telecom sector 2011-06-02T14:41:08Z MVS's network proposal is part of its efforts to avoid losing its license to operate coveted the 190 MHz bandwidth in the 2.5 GHz spectrum. UPDATE 1-MVS plans to deploy 4G broadband network in Mexico 2011-04-05T19:57:03Z The big issue is whether any of the prime 700 MHz airwaves need be set aside for new entrants to the market as was the case in the government auction of wireless spectrum in 2008. Canada's telecoms fight over spectrum auction rules 2011-03-01T20:52:01Z BBC World Service programmes in English and Bengali are broadcast on 100 MHz FM in Dhaka. Bangladesh 2010-08-17T16:15:49Z The Federal Communications Commission says that various changes and reallocations will eventually free 500 MHz for cellphones. Smartphone use makes cellular networks' collapse a real possibility 2010-11-30T11:00:00Z The 700 MHz airwaves are being freed up as most television broadcasters are due to switch from analog to digital delivery by August 2011. UPDATE 1-Canada eyes wireless auction, new ownership rules 2010-11-22T19:08:00Z "These consultations will continue as we proceed with our discussions on the 700 MHz spectrum," Clement said in a prepared text of a speech in Ottawa. Canada eyes wireless auction, new ownership rules 2010-11-22T17:16:00Z The 700 MHz airwaves are valuable as they cover long distances and more easily penetrate thick walls and buildings, making them useful for both expanding rural reach and deepening urban capacity. Canada's telecoms fight over spectrum auction rules 2011-03-01T20:52:01Z The FCC would first cobble together 180 MHz of spectrum unsold in past auctions, kept vacant by too-cautious interference rules or left unused by such firms as satellite-phone services. FCC's plan for broadband Internet access falls short 2010-03-21T04:00:00Z And the British communications regulator, Ofcom, has plans to reallocate close to 300 MHz of spectrum.. Smartphone use makes cellular networks' collapse a real possibility 2010-11-30T11:00:00Z "These consultations will continue as we proceed with our discussions on the 700 MHz spectrum," Clement said in his speech. UPDATE 1-Canada eyes wireless auction, new ownership rules 2010-11-22T19:08:00Z The group must also sell off a quarter of its spectrum on the 1,800 MHz band, one of three frequency bands currently used by UK mobile providers. Orange and T-Mobile deal approved 2010-03-01T15:40:00Z "Resist the incumbent cajolery, ignore the veiled threats and protestations of doom, and move forward to allocate the 700 MHz resource to the feisty upstarts," Seaboard said. Canada's telecoms fight over spectrum auction rules 2011-03-01T20:52:01Z In October 1976 there was a rumour that 145 MHz signals had been heard directly between Argentina and Venezuela. The Dawn of Amateur Radio in the U.K. and Greece: a personal view After 4 months of daily test schedules, early in 1978, successful contacts took place on 144 MHz, some of which constituted world distance records for that time, as can be seen in the accompanying table. The Dawn of Amateur Radio in the U.K. and Greece: a personal view I pointed out to him that my array was for 144 MHz whereas the satellite beacon was transmitting on 136 MHz. The Dawn of Amateur Radio in the U.K. and Greece: a personal view I remember asking ZS6LN why we should not receive South African stations on 2 metres when we could hear them so well on 50 MHz. The Dawn of Amateur Radio in the U.K. and Greece: a personal view After that he had many contacts on 7 and 14 MHz as can be seen from the extract from his log. The Dawn of Amateur Radio in the U.K. and Greece: a personal view With the imminent beginning of sunspot cycle 21 many amateurs in the northern and southern hemispheres began organizing tests on 50,144,220 and 432 MHz. The Dawn of Amateur Radio in the U.K. and Greece: a personal view With an input of around 5 watts I was able to achieve W.A.C. on 14 MHz in 25 minutes one very exciting afternoon. The Dawn of Amateur Radio in the U.K. and Greece: a personal view The pylons supporting the 6 MHz arrays are truly impressive at 328 feet. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Each line has eight separate antennas for the 6, 7, 9, 11, 15, 17 and 21 MHz broadcasting bands. The Dawn of Amateur Radio in the U.K. and Greece: a personal view By rotating their beams when tuned to the 14 MHz band they established that the transmissions appeared to originate from the vicinity of the town of Gomel in the U.S.S.R. The Dawn of Amateur Radio in the U.K. and Greece: a personal view Within less than a year successful 2-way contact was established between Argentina and Venezuela on 144 MHz. The Dawn of Amateur Radio in the U.K. and Greece: a personal view A Spectrum Analyser display shows all the frequencies between 5 and 28 MHz. The Dawn of Amateur Radio in the U.K. and Greece: a personal view |
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