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[[File:Shield generator DS9.jpg|thumb|An exploding shield generator of Deep Space 9]]
 
[[File:Shield generator DS9.jpg|thumb|An exploding shield generator of Deep Space 9]]
A '''shield generator''' was the physical component of [[starship]]s, [[space station]]s, and other installations, utilized for the generation of protective [[shields|energy screens]] with which to defend against outside attacks. In combat situations, it was common for a vessel to target [[weapon]]s fire at an adversary's shield generators, in an attempt to disable or weaken their shield strength.
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A '''shield generator''', or '''shield emitter''', was the physical component of [[starship]]s, [[space station]]s, and other installations, utilized for the generation of protective [[shields|energy screens]] with which to defend against outside attacks. In combat situations, it was common for a vessel to target [[weapon]]s fire at an adversary's shield generators, in an attempt to disable or weaken their shield strength.
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==Technical data==
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The [[Federation]] utilized [[mercassium]], a synthetic composite, in the constructions of their shield generators, a technology they did not share. ({{DS9|The Maquis, Part I}})
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If shield strength were to be lowered to a dangerous level, shield emitters could be brought up to full power by taking the shields offline and recharging the emitters. However, as this tactic would leave the ship vulnerable for the duration of the recharge cycle, it was considered extremely dangerous, and was rarely used. ({{VOY|Equinox}})
   
 
==Overview==
 
==Overview==
 
In [[2154]], [[Degra]] was able to knock out the shield generators of a [[Xindi-Reptilian warship]], allowing the crew of the {{EnterpriseNX}} to target the warship's weapons. Degra subsequently destroyed the warship, to prevent its crew from reporting the fact that Degra had entered into an alliance with the ''Enterprise'' crew. ({{ENT|The Forgotten}})
 
In [[2154]], [[Degra]] was able to knock out the shield generators of a [[Xindi-Reptilian warship]], allowing the crew of the {{EnterpriseNX}} to target the warship's weapons. Degra subsequently destroyed the warship, to prevent its crew from reporting the fact that Degra had entered into an alliance with the ''Enterprise'' crew. ({{ENT|The Forgotten}})
   
That same year, [[Commander]] [[Shran]] supplied the ''Enterprise'' crew with the coordinates of the shield generator of what appeared to be an [[Andorian battle cruiser]] which was attacking ''Enterprise''. However, upon firing weapons at the coordinates, it was discovered that the attacking vessel's shields were still at maximum power. It was later determined that the vessel was not, in fact, Andorian, but was rather [[Romulan drone-ship|a Romulan vessel]] disguised as an Andorian ship. ({{ENT|Babel One}})
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That same year, [[Commander]] [[Thy'lek Shran|Shran]] supplied the ''Enterprise'' crew with the coordinates of the shield generator of what appeared to be an [[Andorian battle cruiser]] which was attacking ''Enterprise''. However, upon firing weapons at the coordinates, it was discovered that the attacking vessel's shields were still at maximum power. It was later determined that the vessel was not, in fact, Andorian, but was rather [[Romulan drone-ship|a Romulan vessel]] disguised as an Andorian ship. ({{ENT|Babel One}})
   
 
Later that year, in an attempt to retrieve [[Ambassador]] [[Soval]], who had been abducted by Shran, [[Lieutenant]] [[Malcolm Reed]], ''Enterprise''{{'}}s [[tactical officer]], fired upon the shield generator of [[Kumari|Shran's vessel]], in an attempt to use the transporter to retrieve Soval. ({{ENT|Kir'Shara}})
 
Later that year, in an attempt to retrieve [[Ambassador]] [[Soval]], who had been abducted by Shran, [[Lieutenant]] [[Malcolm Reed]], ''Enterprise''{{'}}s [[tactical officer]], fired upon the shield generator of [[Kumari|Shran's vessel]], in an attempt to use the transporter to retrieve Soval. ({{ENT|Kir'Shara}})
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In [[2368]], ''Enterprise'' [[engineering]] teams installed five new shield generators at the [[Human]] colony on [[Moab IV]], in order to fortify the structure's [[structural integrity]] so that it could withstand the [[gravitational]] forces of a [[stellar core fragment]] passing near the planet. ({{TNG|The Masterpiece Society}})
 
In [[2368]], ''Enterprise'' [[engineering]] teams installed five new shield generators at the [[Human]] colony on [[Moab IV]], in order to fortify the structure's [[structural integrity]] so that it could withstand the [[gravitational]] forces of a [[stellar core fragment]] passing near the planet. ({{TNG|The Masterpiece Society}})
   
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During the Cardassian [[occupation of Bajor]], [[Bajoran Resistance]] fighters would often take small ships close to [[Cardassian freighter]]s, and overload their shield generators with directed [[phaser]] fire. In [[2369]], [[Major]] [[Kira Nerys]], [[first officer]] of [[Deep Space 9]], suggested using the same tactic with a [[runabout]], in order to rescue [[Doctor]] [[Julian Bashir|Bashir]], whose body had been taken over by the [[Kobliad]] criminal [[Rao Vantika]], aboard the ''[[Norkova]]''. The plan was overruled by Commander [[Benjamin Sisko|Sisko]], however, as the ''Norkova'' was hauling a shipment of [[deuridium]], and the risk of a hull breach spreading the substance throughout the [[Bajoran system]] was too high. ({{DS9|The Passenger}})
In [[2369]] [[Major]] [[Kira Nerys]] suggested a [[Bajoran]] tactic to take over the shielded [[Federation freighter]] ''[[Norkova]]'' and overwhelm the [[mercenary|mercenaries]] and [[Rao Vantika]]. During the [[Occupation of Bajor]] the Bajorans terrorists use to disable the [[shields]] of [[orbit]]ing [[Cardassian freighter]]s by taking their vessel close to the freighter and overloading their shield generators with directed [[phaser]] fire. ({{DS9|The Passenger}})
 
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The same year, [[Miles O'Brien]], Deep Space 9's [[chief of operations]], ordered the [[computer]] to restart all shield generator subsystems and received a 98.3% efficiency report. With this task, O'Brien tried to show Commander [[Benjamin Sisko|Sisko]] the "strange behavior" of the [[computer voice]]. ({{DS9|The Forsaken}})
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In [[2370]], Captain Picard, while posing as a member of [[Arctus Baran]]'s mercenary group, disabled the shields of a [[Federation]] outpost on [[Calder II]] by targeting the outpost's shield generator with a [[phase-resonant pulse]] configured to a precise frequency. This allowed the group to [[beam]] up a series of [[Archaeology|archaeological]] artifacts without destroying the outpost. ({{TNG|Gambit, Part I}})
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The same year, in an alternate [[quantum reality]], a Cardassian attack on the ''Enterprise'' caused an overload in the ship's shield generators. This resulted in an inability of the crew to raise the shields, and major damage to the ''Enterprise''. ({{TNG|Parallels}})
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In [[2371]] in an [[alternate timeline]], a [[Romulan]] [[Warbird]] attacked Deep Space 9, starting by destroying the station's shield generators, in order to hinder the crew's ability to defend the station. Although the attack ultimately resulted in the destruction of the station, this timeline was negated by [[Chief]] O'Brien, who [[time travel|traveled back in time]] and managed to warn the crew of the Romulans' presence, thereby averting the attack. ({{DS9|Visionary}})
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Later that year, newly promoted Captain Sisko ordered a complete overhaul of the {{USS|Defiant|2370}}'s deflector shield generators, in preparation of an anticipated [[Tzenkethi]] attack. ({{DS9|The Adversary}})
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In [[2372]], during the [[Klingon]] attack on Deep Space 9, [[Chancellor of the Klingon High Council|Chancellor]] [[Gowron]] ordered the station's shield generators targeted, resulting in the disabling of two of them. This allowed Klingon boarding parties to beam aboard the station. ({{DS9|The Way of the Warrior}})
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In [[2373]], when the ''Defiant'' became trapped within an energy barrier surrounding a planet in the [[Gamma Quadrant]], the crew encountered their own descendants, who claimed that, upon attempting to leave, the ''Defiant'' would be thrown back in time and crash on the planet. [[Jadzia Dax]], collaborating with one of the colonists, [[Yedrin Dax]], formulated a plan whereby the ''Defiant'' could safely leave the energy barrier, which included synchronizing the ship's shield generators. ({{DS9|Children of Time}})
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In [[2374]], a sneak attack by the [[Jem'Hadar]] on the ''Defiant'' resulted in the disabling of the ship's shield generators and [[impulse engine]]s. This allowed Jem'Hadar soldiers to board and take over the ship. ({{DS9|One Little Ship}})
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In [[2375]], [[One]], a [[Borg drone]] enhanced with [[29th century]] technology, was able to access the {{USS|Voyager}}'s shield generators, reconfiguring the shields to disrupt a [[tractor beam]] with which a [[Borg sphere]] had locked onto ''Voyager''. ({{VOY|Drone}})
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Later that year, [[Lieutenant Commander]] Worf conceived of a means by which Captain Picard could beam aboard the [[Son'a collector]] while its shields were raised, by maneuvering their ship within one hundred [[meter]]s and transporting him between the collector's shield generators. ({{film|9}})
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The same year, the crew of Deep Space 9 was supplied with a new {{class|Defiant}} ship, whose shield generators had been completely reconfigured in order to negate the advantage of the [[Breen]]'s [[energy dampening weapon]]s. ({{DS9|The Dogs of War}})
   
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[[File:Shield generator.jpg|thumb|left|Harry Kim plants spatial charges around a Borg shield generator]]
The same year [[Miles O'Brien]] ordered the computer to restart all shield generator subsystems and received a 98.3% efficiency. With this task, O'Brien tried to show Commander [[Benjamin Sisko|Sisko]] the "strange behavior" of the [[computer voice]]. ({{DS9|The Forsaken}})
 
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Later that year, the crew of ''Voyager'' utilized [[spatial charge]]s to destroy the primary shield generator aboard a [[Borg sphere]], as part of "[[Operation Fort Knox]]," their attempt to steal a [[Borg]] [[transwarp coil]]. ({{VOY|Dark Frontier}})
   
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In [[2376]], Captain [[Kathryn Janeway|Janeway]] suggested to Commander [[Chakotay]] that he perform a diagnostic of ''Voyager''{{'}}s shield generators, which was considered way overdue. Later, Lieutenant [[B'Elanna Torres]] scored a direct hit to the aft shield generators of [[Penk's starship]]. ({{VOY|Tsunkatse}})
In [[2372]] during the Klingon attack on [[Deep Space 9]], [[Gowron]] ordered [[Martok]] to concentrate all fire on DS9's shield generators. They destroyed at least two of them, which was reported by [[Jadzia Dax|Dax]] later. ({{DS9|The Way of the Warrior}})
 
   
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That same year, Captain Janeway ordered the shield generators of a damaged [[Borg cube]] targeted, in an attempt to rescue members of her crew who were being held captive. The effort proved futile, however, as the cube's generators were too deep inside the vessel. Janeway subsequently ordered [[Harry Kim]], who was also on the cube, to attempt to deactivate the generator, but he was discovered by an adolescent drone before he could complete his mission. ({{VOY|Collective}})
During the [[Second Battle of Deep Space 9]], the [[Dominion]] destroyed Deep Space 9's shield generator. ({{DS9|Call to Arms}})
 
   
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In [[2377]], [[Irina]], a [[Terrellian (Delta Quadrant)|Terrellian]] pilot, interfaced a [[phase inverter]] designed to cause a system overload with [[Irina's ship|her ship]]'s shield generator. This severely injured [[Joxom|her copilot]], giving Irina an excuse to withdraw from the [[Antarian Trans-stellar Rally]], which she planned to bomb in an attempt to [[sabotage]] a recently signed [[peace treaty]]. ({{VOY|Drive}})
The shield generators on the {{USS|Defiant|2375}} were configured differently from those on its [[USS Defiant (2370)|predecessor]], in order to improve protection against the [[Breen]] [[energy dissipator]]. ({{DS9|The Dogs of War}})
 
   
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[[File:USS Voyager during ablative generator installation.jpg|thumb|Ablative generators]]
[[One]], an advanced [[Borg drone]] with [[29th century]] [[technology]], modified the shield generators of the {{USS|Voyager}} in [[2375]] so that they could break free of a [[Borg sphere]]'s [[tractor beam]]. ({{VOY|Drone}})
 
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In the late-[[24th century]], Captain Janeway and the ''Voyager'' crew developed [[ablative generator]]s, extremely advanced shield emitters capable of forming a protective layer of near-impenetrable armor around the hull. Along with [[transphasic torpedo]]es, this technology was specifically designed to defend against the Borg. In [[2404]], Janeway, at this point an [[admiral]], [[time travel|traveled back in time]] to [[2378]] on an illegal mission to change history, and delivered this technology to the ''Voyager'' crew. Using the generators, the crew was able to successfully penetrate the Borg defenses protecting a [[transwarp hub]], and enter a [[transwarp conduit|conduit]] bound for the [[Alpha Quadrant]]. ({{VOY|Endgame}})
   
 
{{pna-incomplete}}
 
{{pna-incomplete}}

Revision as of 07:55, 12 June 2014

AT: "xx"

Shield generator DS9

An exploding shield generator of Deep Space 9

A shield generator, or shield emitter, was the physical component of starships, space stations, and other installations, utilized for the generation of protective energy screens with which to defend against outside attacks. In combat situations, it was common for a vessel to target weapons fire at an adversary's shield generators, in an attempt to disable or weaken their shield strength.

Technical data

The Federation utilized mercassium, a synthetic composite, in the constructions of their shield generators, a technology they did not share. (DS9: "The Maquis, Part I")

If shield strength were to be lowered to a dangerous level, shield emitters could be brought up to full power by taking the shields offline and recharging the emitters. However, as this tactic would leave the ship vulnerable for the duration of the recharge cycle, it was considered extremely dangerous, and was rarely used. (VOY: "Equinox")

Overview

In 2154, Degra was able to knock out the shield generators of a Xindi-Reptilian warship, allowing the crew of the Enterprise NX-01 to target the warship's weapons. Degra subsequently destroyed the warship, to prevent its crew from reporting the fact that Degra had entered into an alliance with the Enterprise crew. (ENT: "The Forgotten")

That same year, Commander Shran supplied the Enterprise crew with the coordinates of the shield generator of what appeared to be an Andorian battle cruiser which was attacking Enterprise. However, upon firing weapons at the coordinates, it was discovered that the attacking vessel's shields were still at maximum power. It was later determined that the vessel was not, in fact, Andorian, but was rather a Romulan vessel disguised as an Andorian ship. (ENT: "Babel One")

Later that year, in an attempt to retrieve Ambassador Soval, who had been abducted by Shran, Lieutenant Malcolm Reed, Enterprise's tactical officer, fired upon the shield generator of Shran's vessel, in an attempt to use the transporter to retrieve Soval. (ENT: "Kir'Shara")

In 2367, after an encounter with a Borg cube, the crew of the USS Enterprise-D experienced difficulties in keeping the auxiliary aft shield generators online, although Commander Shelby estimated that they could be back to full operating capacity within three hours. (TNG: "The Best of Both Worlds, Part II")

Later that year, while engaged in combat with a Cardassian vessel, Captain Picard ordered Lieutenant Worf, the Enterprise's tactical officer, to concentrate weapons fire on the Cardassians' weapons and shield generators. The tactic was successful, and the Cardassian ship was forced to stand down. (TNG: "The Wounded")

In 2368, Enterprise engineering teams installed five new shield generators at the Human colony on Moab IV, in order to fortify the structure's structural integrity so that it could withstand the gravitational forces of a stellar core fragment passing near the planet. (TNG: "The Masterpiece Society")

During the Cardassian occupation of Bajor, Bajoran Resistance fighters would often take small ships close to Cardassian freighters, and overload their shield generators with directed phaser fire. In 2369, Major Kira Nerys, first officer of Deep Space 9, suggested using the same tactic with a runabout, in order to rescue Doctor Bashir, whose body had been taken over by the Kobliad criminal Rao Vantika, aboard the Norkova. The plan was overruled by Commander Sisko, however, as the Norkova was hauling a shipment of deuridium, and the risk of a hull breach spreading the substance throughout the Bajoran system was too high. (DS9: "The Passenger")

The same year, Miles O'Brien, Deep Space 9's chief of operations, ordered the computer to restart all shield generator subsystems and received a 98.3% efficiency report. With this task, O'Brien tried to show Commander Sisko the "strange behavior" of the computer voice. (DS9: "The Forsaken")

In 2370, Captain Picard, while posing as a member of Arctus Baran's mercenary group, disabled the shields of a Federation outpost on Calder II by targeting the outpost's shield generator with a phase-resonant pulse configured to a precise frequency. This allowed the group to beam up a series of archaeological artifacts without destroying the outpost. (TNG: "Gambit, Part I")

The same year, in an alternate quantum reality, a Cardassian attack on the Enterprise caused an overload in the ship's shield generators. This resulted in an inability of the crew to raise the shields, and major damage to the Enterprise. (TNG: "Parallels")

In 2371 in an alternate timeline, a Romulan Warbird attacked Deep Space 9, starting by destroying the station's shield generators, in order to hinder the crew's ability to defend the station. Although the attack ultimately resulted in the destruction of the station, this timeline was negated by Chief O'Brien, who traveled back in time and managed to warn the crew of the Romulans' presence, thereby averting the attack. (DS9: "Visionary")

Later that year, newly promoted Captain Sisko ordered a complete overhaul of the USS Defiant's deflector shield generators, in preparation of an anticipated Tzenkethi attack. (DS9: "The Adversary")

In 2372, during the Klingon attack on Deep Space 9, Chancellor Gowron ordered the station's shield generators targeted, resulting in the disabling of two of them. This allowed Klingon boarding parties to beam aboard the station. (DS9: "The Way of the Warrior")

In 2373, when the Defiant became trapped within an energy barrier surrounding a planet in the Gamma Quadrant, the crew encountered their own descendants, who claimed that, upon attempting to leave, the Defiant would be thrown back in time and crash on the planet. Jadzia Dax, collaborating with one of the colonists, Yedrin Dax, formulated a plan whereby the Defiant could safely leave the energy barrier, which included synchronizing the ship's shield generators. (DS9: "Children of Time")

In 2374, a sneak attack by the Jem'Hadar on the Defiant resulted in the disabling of the ship's shield generators and impulse engines. This allowed Jem'Hadar soldiers to board and take over the ship. (DS9: "One Little Ship")

In 2375, One, a Borg drone enhanced with 29th century technology, was able to access the USS Voyager's shield generators, reconfiguring the shields to disrupt a tractor beam with which a Borg sphere had locked onto Voyager. (VOY: "Drone")

Later that year, Lieutenant Commander Worf conceived of a means by which Captain Picard could beam aboard the Son'a collector while its shields were raised, by maneuvering their ship within one hundred meters and transporting him between the collector's shield generators. (Star Trek: Insurrection)

The same year, the crew of Deep Space 9 was supplied with a new Defiant-class ship, whose shield generators had been completely reconfigured in order to negate the advantage of the Breen's energy dampening weapons. (DS9: "The Dogs of War")

Shield generator

Harry Kim plants spatial charges around a Borg shield generator

Later that year, the crew of Voyager utilized spatial charges to destroy the primary shield generator aboard a Borg sphere, as part of "Operation Fort Knox," their attempt to steal a Borg transwarp coil. (VOY: "Dark Frontier")

In 2376, Captain Janeway suggested to Commander Chakotay that he perform a diagnostic of Voyager's shield generators, which was considered way overdue. Later, Lieutenant B'Elanna Torres scored a direct hit to the aft shield generators of Penk's starship. (VOY: "Tsunkatse")

That same year, Captain Janeway ordered the shield generators of a damaged Borg cube targeted, in an attempt to rescue members of her crew who were being held captive. The effort proved futile, however, as the cube's generators were too deep inside the vessel. Janeway subsequently ordered Harry Kim, who was also on the cube, to attempt to deactivate the generator, but he was discovered by an adolescent drone before he could complete his mission. (VOY: "Collective")

In 2377, Irina, a Terrellian pilot, interfaced a phase inverter designed to cause a system overload with her ship's shield generator. This severely injured her copilot, giving Irina an excuse to withdraw from the Antarian Trans-stellar Rally, which she planned to bomb in an attempt to sabotage a recently signed peace treaty. (VOY: "Drive")

USS Voyager during ablative generator installation

Ablative generators

In the late-24th century, Captain Janeway and the Voyager crew developed ablative generators, extremely advanced shield emitters capable of forming a protective layer of near-impenetrable armor around the hull. Along with transphasic torpedoes, this technology was specifically designed to defend against the Borg. In 2404, Janeway, at this point an admiral, traveled back in time to 2378 on an illegal mission to change history, and delivered this technology to the Voyager crew. Using the generators, the crew was able to successfully penetrate the Borg defenses protecting a transwarp hub, and enter a conduit bound for the Alpha Quadrant. (VOY: "Endgame")

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Background

The phrase "shields up," which saw widespread use in Star Trek, probably had its origin in classical warfare, when infantry would raise their shields to defend against incoming arrows or other projectiles. The order would be given when it was time for the soldier to raise his shield from the carry position.